@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Lora:ital,wght@0,400;0,600;1,400&display=swap");

/* ===== RESET ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ── Editor save dot state colors ── */
:root {
  --ok: #34d399;
  --warn: #fbbf24;
  --ai: #8b5cf6;
  --err: #f87171;
}

/* ===== THEME — DARK (fallback default, no data-theme) ===== */
:root {
  --bg-primary: #0f1117;
  --bg-secondary: #161b22;
  --bg-sidebar: #13161d;
  --bg-hover: #1f2430;
  --border: #21262d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --accent: #58a6ff;
  --accent-green: #3fb950;
  --tag-bg: #1f2a3a;
  --tag-text: #79c0ff;
  --code-bg: #161b22;
  --search-bg: #21262d;
  --scrollbar: #30363d;
  --resize-handle: #30363d;
  --overlay-bg: rgba(0, 0, 0, 0.5);
  --danger: #ff7b72;
  --danger-bg: #3d1a18;
  --success: #3fb950;
  --success-bg: #1a3d1f;
  --accent-card: #58a6ff;
  --accent-bg: #1f2a3a;
  --accent-text: #79c0ff;
  --green: #3fb950;
  --green-bg: #1a3d1f;
  --purple: #a371f7;
  --purple-bg: #2d1b4e;
  --surface: #161b22;
  --surface2: #0f1117;
  --surface3: #0d0f14;
  --border-md: #30363d;
  --text: #e6edf3;
  --text-2: #8b949e;
  --text-3: #484f58;
  --mono: "JetBrains Mono", monospace;
  --radius: 6px;
  --radius-lg: 10px;
}

/* ===== THEME — DARK (explicit) ===== */
:root[data-theme="dark"] {
  --bg-primary: #0f1117;
  --bg-secondary: #161b22;
  --bg-sidebar: #13161d;
  --bg-hover: #1f2430;
  --border: #21262d;
  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #484f58;
  --accent: #58a6ff;
  --accent-green: #3fb950;
  --tag-bg: #1f2a3a;
  --tag-text: #79c0ff;
  --code-bg: #161b22;
  --search-bg: #21262d;
  --scrollbar: #30363d;
  --resize-handle: #30363d;
  --overlay-bg: rgba(0, 0, 0, 0.5);
  --danger: #ff7b72;
  --danger-bg: #3d1a18;
  --success: #3fb950;
  --success-bg: #1a3d1f;

  /* Accent Card variables */
  --accent-card: #58a6ff;
  --accent-bg: #1f2a3a;
  --accent-text: #79c0ff;
  --green: #3fb950;
  --green-bg: #1a3d1f;
  --purple: #a371f7;
  --purple-bg: #2d1b4e;
  --surface: #161b22;
  --surface2: #0f1117;
  --surface3: #0d0f14;
  --border-md: #30363d;
  --text: #e6edf3;
  --text-2: #8b949e;
  --text-3: #484f58;
  --mono: "JetBrains Mono", monospace;
  --radius: 6px;
  --radius-lg: 10px;
}

/* ===== THEME — LIGHT ===== */
:root[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-sidebar: #f0f2f5;
  --bg-hover: #e8ecf0;
  --border: #d0d7de;
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #9198a1;
  --accent: #0969da;
  --accent-green: #1a7f37;
  --tag-bg: #ddf4ff;
  --tag-text: #0969da;
  --code-bg: #f6f8fa;
  --search-bg: #ffffff;
  --scrollbar: #d0d7de;
  --resize-handle: #d0d7de;
  --overlay-bg: rgba(0, 0, 0, 0.3);
  --danger: #cf222e;
  --danger-bg: #ffebe9;
  --success: #1a7f37;
  --success-bg: #dafbe1;

  /* Accent Card variables */
  --accent-card: #4f6ef7;
  --accent-bg: #eef1fe;
  --accent-text: #2540c9;
  --green: #1a7f50;
  --green-bg: #eaf5ee;
  --purple: #6b40c4;
  --purple-bg: #f1ecfd;
  --surface: #ffffff;
  --surface2: #f2f1ef;
  --surface3: #ebe9e6;
  --border-md: rgba(0, 0, 0, 0.13);
  --text: #1a1917;
  --text-2: #6b6a67;
  --text-3: #a09e9b;
  --mono: "JetBrains Mono", monospace;
  --radius: 6px;
  --radius-lg: 10px;
}

/* ===== BASE ===== */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: "Lora", Georgia, serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  transition:
    background 200ms ease,
    color 200ms ease;
  overflow: hidden;
  height: 100vh;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* ===== LAYOUT ===== */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

/* --- Header --- */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  z-index: 100;
  transition: background 200ms ease;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 1 auto;
}

.header-center {
  display: flex;
  justify-content: center;
  flex: 1 1 auto;
  max-width: 600px;
}

.header-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex: 0 1 auto;
}

.vault-context-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: default;
  transition: all 200ms ease;
  /* Default: neutral (overridden by classes below) */
  background: var(--bg-tertiary);
  color: var(--text-muted);
}
.vault-context-indicator:hover {
  filter: brightness(1.15);
}
.vault-context-indicator i {
  opacity: 0.8;
}

/* ── Offline Indicator ── */
.offline-indicator {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 8px;
  cursor: default;
}
.offline-indicator.offline i {
  color: var(--warning, #f59e0b);
  opacity: 1;
}
.offline-pending {
  position: absolute;
  top: -4px;
  right: -8px;
  background: var(--danger, #ef4444);
  color: #fff;
  font-size: 0.6rem;
  font-weight: 700;
  min-width: 14px;
  height: 14px;
  line-height: 14px;
  text-align: center;
  border-radius: 7px;
  padding: 0 3px;
}

/* ── Offline Search Result Badge ── */
.search-result-offline-badge {
  display: inline-block;
  background: var(--warning, #f59e0b);
  color: #000;
  font-size: 0.55rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
  text-transform: uppercase;
}

/* ── Conflict Resolution Modal ── */
.conflict-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.conflict-modal {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border, #333);
  border-radius: 8px;
  padding: 24px;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}
.conflict-modal h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}
.conflict-modal p {
  color: var(--text-muted, #888);
  font-size: 0.85rem;
  margin: 0 0 16px;
}
.conflict-modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}
.conflict-modal-actions button {
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--border, #333);
  background: var(--bg-input, #2a2a3c);
  color: var(--text, #ddd);
  cursor: pointer;
  font-size: 0.85rem;
}
.conflict-modal-actions .btn-primary {
  background: var(--accent, #3b82f6);
  border-color: var(--accent);
  color: #fff;
}

/* All vaults — blue */
.vault-ctx-all {
  background: color-mix(in srgb, #3b82f6 14%, transparent) !important;
  border-color: color-mix(in srgb, #3b82f6 30%, var(--border)) !important;
  color: #60a5fa !important;
}
.vault-ctx-all i { color: #60a5fa !important; }

/* Specific vault — mauve/violet */
.vault-ctx-vault {
  background: color-mix(in srgb, #a855f7 14%, transparent) !important;
  border-color: color-mix(in srgb, #a855f7 30%, var(--border)) !important;
  color: #c084fc !important;
}
.vault-ctx-vault i { color: #c084fc !important; }

/* Directory — amber/yellow */
.vault-ctx-dir {
  background: color-mix(in srgb, #f59e0b 14%, transparent) !important;
  border-color: color-mix(in srgb, #f59e0b 30%, var(--border)) !important;
  color: #fbbf24 !important;
}
.vault-ctx-dir i { color: #fbbf24 !important; }

.hamburger-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.hamburger-btn:hover {
  color: var(--accent);
}

.sidebar-toggle-btn {
  display: flex;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 200ms ease;
}
.sidebar-toggle-btn:hover {
  color: var(--accent);
}
.sidebar-toggle-btn.active {
  color: var(--accent);
}

.header-logo {
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--accent);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: opacity 200ms ease;
  text-decoration: none;
}
.header-logo:hover {
  opacity: 0.8;
  text-decoration: none;
}

.search-wrapper {
  width: 100%;
  max-width: 620px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.search-wrapper .search-icon {
  position: absolute;
  left: 10px;
  top: 14px;
  color: var(--text-secondary);
  pointer-events: none;
  z-index: 1;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}

.search-input-wrapper input {
  flex: 1;
  min-width: 0;
  padding: 8px 14px 8px 38px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  outline: none;
  transition:
    border-color 200ms ease,
    background 200ms ease;
}

.search-input-wrapper input:focus {
  border-color: var(--accent);
}

.search-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
  padding-left: 4px;
}

.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 4px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 600;
  transition: all 150ms ease;
  flex-shrink: 0;
}

.search-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
}

.search-btn.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 20%, var(--bg-secondary));
  color: var(--accent);
}

.header-menu {
  position: relative;
}

.header-menu-btn {
  background: transparent;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    color 200ms ease,
    border-color 200ms ease,
    background 200ms ease,
    transform 180ms ease;
}
.header-menu-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-1px);
}
.header-menu-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* Version badge in header — always visible */
.version-badge {
  display: inline-block;
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--text-secondary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--text-secondary) 20%, transparent);
  font-family: var(--font-mono, monospace);
  white-space: nowrap;
  cursor: default;
  user-select: none;
}

.header-menu-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
  min-width: 260px;
  z-index: 100;
  padding: 8px;
}
.header-menu-dropdown.active {
  display: block;
}

.menu-list {
  display: flex;
  flex-direction: column;
}

.menu-list-row {
  width: 100%;
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  border-radius: 6px;
  text-align: left;
}

.menu-list-button {
  border: none;
  background: transparent;
  cursor: pointer;
  transition:
    background 160ms ease,
    color 160ms ease;
}

.menu-list-button:hover,
.menu-list-select-row:hover {
  background: var(--bg-hover);
}

.menu-list-button + .menu-list-button,
.menu-list-select-row + .menu-list-button {
  margin-top: 2px;
}

.menu-list-icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

.menu-list-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.menu-list-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.menu-list-subtitle {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.menu-select {
  width: 100%;
  padding: 4px 22px 4px 0;
  border: none;
  border-radius: 0;
  background: inherit;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  transition: color 160ms ease;
  color-scheme: dark;
  background-color: transparent;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.menu-select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

[data-theme="dark"] .menu-select,
[data-theme="dark"] .menu-select option {
  background-color: #1e1e1e;
  color: #e0e0e0;
}
.menu-select:hover,
.menu-select:focus {
  color: var(--accent);
}

.menu-list-select {
  margin-top: 1px;
}

/* Force dark mode on all select elements */
select {
  color-scheme: dark;
}

[data-theme="dark"] select,
[data-theme="dark"] select option {
  background-color: #161b22 !important;
  color: #e6edf3 !important;
}

[data-theme="light"] select,
[data-theme="light"] select option {
  background-color: #f6f8fa !important;
  color: #1f2328 !important;
}

/* Custom Dropdown Styles */
.custom-dropdown {
  position: relative;
  width: 100%;
}

.custom-dropdown-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  cursor: pointer;
  transition:
    border-color 200ms ease,
    background 200ms ease;
}

.custom-dropdown-trigger:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
}

.custom-dropdown-trigger[aria-expanded="true"] {
  border-color: var(--accent);
}

.custom-dropdown-selected {
  flex: 1;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.custom-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  max-height: 240px;
  overflow-y: auto;
  z-index: 1000;
  list-style: none;
  padding: 3px;
  margin: 0;
}

.custom-dropdown.open .custom-dropdown-menu {
  display: block;
}

.custom-dropdown-option {
  padding: 6px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  color: var(--text-primary);
  transition:
    background 150ms ease,
    color 150ms ease;
}

.custom-dropdown-option:hover,
.custom-dropdown-option:focus {
  background: var(--bg-hover);
  color: var(--accent);
}

.custom-dropdown-option.selected {
  background: color-mix(in srgb, var(--accent) 15%, transparent);
  color: var(--accent);
}

/* Sidebar dropdown specific */
.sidebar-dropdown {
  padding: 0 16px 12px;
  position: relative;
}

.sidebar-dropdown .custom-dropdown-menu {
  position: fixed;
  z-index: 10000;
  left: auto;
  right: auto;
  width: auto;
  min-width: 200px;
}

.sidebar-dropdown .custom-dropdown-trigger {
  background: var(--bg-sidebar);
}

/* Menu list dropdown specific */
.menu-list-select-row .custom-dropdown {
  margin-top: 4px;
}

.menu-list-select-row .custom-dropdown-trigger {
  padding: 6px 10px;
  font-size: 0.78rem;
  background: var(--bg-primary);
}

.main-body {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* --- Mobile overlay --- */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-bg);
  z-index: 199;
}
.sidebar-overlay.active {
  display: block;
}

/* --- Sidebar --- */
.sidebar {
  width: 280px;
  min-width: 200px;
  max-width: 500px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition:
    background 200ms ease,
    transform 300ms ease;
  flex-shrink: 0;
}

.sidebar.hidden {
  transform: translateX(-100%);
  width: 0;
  min-width: 0;
  border-right: none;
}

/* --- Sidebar filter --- */
.sidebar-filter {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.sidebar-filter-input-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}

.sidebar-filter-input-wrapper input {
  width: 100%;
  padding: 6px 10px 6px 32px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--search-bg);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  outline: none;
  transition: border-color 200ms ease;
}

.sidebar-filter-input-wrapper input:focus {
  border-color: var(--accent);
}

.sidebar-filter-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  z-index: 1;
}

.sidebar-filter-actions {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 4px;
}

.sidebar-filter-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.65rem;
  font-weight: 600;
  transition: all 150ms ease;
  padding: 0;
  flex-shrink: 0;
}

.sidebar-filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-secondary));
}

.sidebar-filter-btn.active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 20%, var(--bg-secondary));
  color: var(--accent);
}

/* --- Sidebar tabs --- */
.sidebar-tabs {
  display: flex;
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  padding: 0 8px;
  gap: 2px;
  background: var(--bg-sidebar);
}

.sidebar-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 4px 6px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease;
  margin-bottom: -1px;
}

.sidebar-tab:hover {
  color: var(--text-primary);
}

.sidebar-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.sidebar-tab .icon {
  flex-shrink: 0;
  color: inherit;
}

/* --- Sidebar tab panels --- */
.sidebar-tab-panel {
  display: none;
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  scroll-behavior: smooth;
  flex-direction: column;
}

.sidebar-tab-panel.active {
  display: flex;
  flex-direction: column;
}

.sidebar-tab-panel::-webkit-scrollbar {
  width: 6px;
}
.sidebar-tab-panel::-webkit-scrollbar-thumb {
  background: var(--scrollbar);
  border-radius: 3px;
}

#sidebar-panel-vaults .sidebar-dropdown {
  padding: 10px 12px 6px;
}

.tree-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 16px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 0;
  transition:
    background 120ms ease,
    color 120ms ease;
  white-space: nowrap;
  min-width: 0; /* Allow flex item to shrink */
}

.tree-item > .tree-item-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.tree-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.tree-item > .badge-small {
  margin-left: 4px;
}
.tree-item.active {
  background: var(--bg-hover);
  color: var(--accent);
}
.tree-item.focused {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--text-primary);
  box-shadow: inset 2px 0 0 var(--accent);
}
.tree-item.path-selected {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  color: var(--accent);
  box-shadow:
    inset 0 0 0 2px var(--accent),
    inset 2px 0 0 var(--accent);
  border-radius: 6px;
  animation: pathPulse 1.5s ease-out;
}
@keyframes pathPulse {
  0% {
    background: color-mix(in srgb, var(--accent) 40%, transparent);
  }
  100% {
    background: color-mix(in srgb, var(--accent) 20%, transparent);
  }
}
.tree-item.filtered-out {
  display: none;
}

.tree-item .icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--accent);
}
.tree-item.active .icon {
  color: var(--accent);
}
.tree-item.vault-item .icon {
  color: var(--accent);
}

.tree-item-action-btn {
  margin-left: auto;
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--accent);
  cursor: pointer;
  opacity: 1;
  pointer-events: auto;
  transition:
    opacity 140ms ease,
    color 140ms ease,
    background 140ms ease,
    border-color 140ms ease;
  flex-shrink: 0;
  z-index: 1;
}

.tree-item-action-btn:hover,
.tree-item-action-btn:focus-visible {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-color: color-mix(in srgb, var(--accent) 25%, var(--border));
  color: var(--accent);
  outline: none;
}

/* ---------------------------------------------------------------------------
   Drag & Drop — tree items
   --------------------------------------------------------------------------- */

/* Source item being dragged */
.tree-item.drag-source {
  opacity: 0.35;
  outline: 1px dashed var(--border);
}

/* Valid drop targets during drag — subtle pulse indicator */
.tree-item.drag-valid-target {
  outline: 1px dashed color-mix(in srgb, var(--accent) 30%, transparent);
  outline-offset: -1px;
}

/* Active drop target (hovering over) */
.tree-item.drag-over {
  background: color-mix(in srgb, var(--accent) 18%, transparent) !important;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 4px;
}

/* Vault item as drop target */
.tree-item.vault-item.drag-over {
  background: color-mix(in srgb, var(--accent) 15%, transparent) !important;
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

/* Global Drag & Drop Overlay (#89) */
.obsigate-drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.obsigate-drop-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.obsigate-drop-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
}

.obsigate-drop-modal {
  position: relative;
  z-index: 1;
  background: var(--bg-primary, #1e1e2e);
  border: 1px solid var(--border-color, #313244);
  border-radius: 12px;
  padding: 24px;
  width: min(600px, 90vw);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
  text-align: center;
}

.obsigate-drop-title {
  margin: 0 0 20px 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-normal, #cdd6f4);
}

.obsigate-drop-zones {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.obsigate-drop-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 16px;
  border: 2px dashed var(--border-color, #45475a);
  border-radius: 8px;
  background: var(--bg-secondary, #181825);
  cursor: pointer;
  transition: all 0.15s ease;
}

.obsigate-drop-zone.hover {
  border-color: var(--accent, #89b4fa);
  background: color-mix(in srgb, var(--accent, #89b4fa) 15%, var(--bg-secondary, #181825));
  transform: scale(1.02);
}

.obsigate-drop-zone-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.obsigate-drop-zone-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-normal, #cdd6f4);
  margin-bottom: 6px;
}

.bookslm-composer.bookslm-drop-over {
  outline: 2px dashed var(--accent, #89b4fa);
  outline-offset: 2px;
  background: color-mix(in srgb, var(--accent, #89b4fa) 10%, var(--bg-secondary, #181825));
}

.tree-children {
  padding-left: 16px;
  overflow: hidden;
}

.tree-children.collapsed {
  display: none;
}
.tree-children.filtered-out {
  display: none;
}

.filter-results-header {
  margin-top: 8px;
}

.filter-results-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 4px 0 10px 12px;
}

.filter-result-item {
  align-items: flex-start;
  white-space: normal;
  overflow: visible;
  border-radius: 6px;
}

.filter-result-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  white-space: normal;
}

.filter-result-primary {
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.filter-result-secondary {
  color: var(--text-muted);
  font-size: 0.75rem;
  word-break: break-all;
  opacity: 0.8;
}

.sidebar-filter-empty {
  padding: 12px 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.filter-highlight {
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  color: var(--accent);
  padding: 0 2px;
  border-radius: 4px;
}

/* --- Tag Cloud --- */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 14px 16px 16px;
  align-content: flex-start;
}

.tag-item {
  display: inline-block;
  padding: 2px 8px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
  cursor: pointer;
  transition: opacity 150ms ease;
  line-height: 1.4;
}
.tag-item:hover {
  opacity: 0.8;
}
.tag-item.filtered-out {
  display: none;
}

/* --- Sidebar resize handle (horizontal) --- */
.sidebar-resize-handle {
  width: 5px;
  cursor: ew-resize;
  background: transparent;
  flex-shrink: 0;
  transition:
    background 150ms ease,
    opacity 300ms ease;
  z-index: 10;
}
.sidebar-resize-handle:hover,
.sidebar-resize-handle.active {
  background: var(--accent);
  opacity: 0.5;
}
.sidebar-resize-handle.hidden {
  width: 0;
  opacity: 0;
  pointer-events: none;
}

/* --- Content Wrapper (tabs + content) --- */
.content-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  position: relative;
}

/* --- Multi-Pane Grid (Split View #75) --- */
.pane-grid {
  flex: 1;
  display: grid;
  overflow: hidden;
  min-width: 0;
  min-height: 0;
}

.pane-container {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  min-height: 0;
  border: 2px solid transparent;
  transition: border-color 150ms ease;
  position: relative;
}

.pane-container.pane-active {
  border-color: var(--accent);
}

.pane-container .tab-bar.pane-tab-bar {
  flex-shrink: 0;
}

.pane-container .content-area.pane-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: clamp(12px, 2vw, 24px) clamp(12px, 3vw, 24px) 40px;
}

.pane-resize-handle {
  width: 4px;
  background: var(--border);
  transition: background 150ms ease;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.pane-resize-handle:hover {
  background: var(--accent);
}

.pane-resize-handle::after {
  content: '';
  position: absolute;
  top: 10%;
  bottom: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background: var(--accent);
  opacity: 0;
  transition: opacity 150ms ease;
}

.pane-resize-handle:hover::after {
  opacity: 1;
}

/* Pane active state */
.pane-container.pane-active {
  outline: none;
  border: 2px solid var(--accent);
}

/* --- Drop zone indicators for drag-to-split --- */
.pane-drop-zone-indicator {
  position: absolute;
  z-index: 10;
  background: var(--accent);
  opacity: 0.4;
  pointer-events: none;
  transition: opacity 100ms ease;
}

.pane-drop-zone-indicator.pane-drop-zone-right {
  top: 0;
  right: 0;
  width: 25%;
  height: 100%;
}

.pane-drop-zone-indicator.pane-drop-zone-bottom {
  bottom: 0;
  left: 0;
  width: 100%;
  height: 25%;
}

/* Tab bar drop target highlight */
.tab-bar.drop-target {
  background: var(--accent);
  opacity: 0.15;
  outline: 2px dashed var(--accent);
  outline-offset: -2px;
}

/* Responsive: disable split view below 768px */
@media (max-width: 768px) {
  .pane-grid {
    display: flex !important;
    flex-direction: column !important;
  }
  .pane-grid .pane-container:not(:first-child) {
    display: none;
  }
  .pane-grid .pane-resize-handle {
    display: none;
  }
  .pane-container.pane-active {
    border-color: transparent;
  }
}

/* --- Content Area --- */
.content-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: clamp(16px, 3vw, 40px) clamp(16px, 4vw, 40px) 60px;
  transition:
    background 200ms ease,
    margin 300ms ease;
  min-width: 0;
}

/* Center content when sidebar is hidden */
.sidebar.hidden ~ .content-wrapper .content-area {
  margin: 0 auto;
  max-width: 1200px;
}

/* Full-bleed viewers (PDF, images, Excalidraw) must use the whole width when
   the navigation sidebar is hidden instead of the centered reading column. */
.sidebar.hidden ~ .content-wrapper .content-area:has(.pdf-viewer-container),
.sidebar.hidden ~ .content-wrapper .content-area:has(.image-viewer-container),
.sidebar.hidden ~ .content-wrapper .content-area:has(iframe[src*="excalidraw-editor.html"]) {
  margin: 0;
  max-width: none;
}
.content-area::-webkit-scrollbar {
  width: 8px;
}
.content-area::-webkit-scrollbar-thumb {
  background: var(--scrollbar);
  border-radius: 4px;
}

/* --- Right Sidebar Resize Handle --- */
.right-sidebar-resize-handle {
  width: 5px;
  cursor: ew-resize;
  background: transparent;
  flex-shrink: 0;
  transition:
    background 150ms ease,
    opacity 300ms ease;
  z-index: 10;
}
.right-sidebar-resize-handle:hover,
.right-sidebar-resize-handle.active {
  background: var(--accent);
  opacity: 0.5;
}
.right-sidebar-resize-handle.hidden {
  width: 0;
  opacity: 0;
  pointer-events: none;
}

/* --- Right Sidebar (Outline/TOC) --- */
.right-sidebar {
  width: 280px;
  min-width: 200px;
  max-width: 400px;
  background: var(--bg-sidebar);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition:
    background 200ms ease,
    transform 300ms ease,
    width 300ms ease;
  flex-shrink: 0;
}

.right-sidebar.hidden {
  transform: translateX(100%);
  width: 0;
  min-width: 0;
  border-left: none;
}

/* Right sidebar header */
.right-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-sidebar);
  flex-shrink: 0;
}

.right-sidebar-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0;
}

.right-sidebar-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 150ms ease;
}

.right-sidebar-toggle-btn:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
  color: var(--accent);
}

.right-sidebar-toggle-btn i {
  transition: transform 200ms ease;
}

.right-sidebar.hidden .right-sidebar-toggle-btn i {
  transform: rotate(180deg);
}

/* Outline panel */
.outline-panel {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px 0;
  min-height: 0;
}

.outline-panel::-webkit-scrollbar {
  width: 6px;
}

.outline-panel::-webkit-scrollbar-thumb {
  background: var(--scrollbar);
  border-radius: 3px;
}

.outline-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 8px;
}

.outline-item {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 6px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 150ms ease;
  position: relative;
  text-decoration: none;
  line-height: 1.4;
  word-break: break-word;
}

.outline-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.outline-item.active {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent);
  font-weight: 500;
}

.outline-item.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  border-radius: 0 2px 2px 0;
}

/* Heading levels */
.outline-item.level-2 {
  font-weight: 600;
  font-size: 0.85rem;
  padding-left: 12px;
}

.outline-item.level-3 {
  font-weight: 400;
  font-size: 0.8rem;
  padding-left: 28px;
  color: var(--text-muted);
}

.outline-item.level-3:hover {
  color: var(--text-secondary);
}

.outline-item.level-3.active {
  color: var(--accent);
}

/* Empty state */
.outline-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* Reading progress */
.reading-progress {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--bg-sidebar);
  flex-shrink: 0;
}

.reading-progress-bar {
  width: 100%;
  height: 6px;
  background: color-mix(in srgb, var(--border) 50%, transparent);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.reading-progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 150ms ease;
  width: 0%;
}

.reading-progress-text {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
}

/* Welcome */
.welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  text-align: center;
  gap: 12px;
}
.welcome h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.6rem;
  color: var(--text-secondary);
}
.welcome p {
  font-size: 0.95rem;
  max-width: 400px;
}

/* Breadcrumb */
.breadcrumb {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.breadcrumb span {
  cursor: pointer;
  color: var(--text-secondary);
  transition: color 120ms ease;
}
.breadcrumb span:hover {
  color: var(--accent);
}
.breadcrumb .sep {
  cursor: default;
  color: var(--text-muted);
}
.breadcrumb .sep:hover {
  color: var(--text-muted);
}

/* File header */
.file-header {
  margin-bottom: 8px;
}
/* #115 — sticky document action bar: stays visible while long content scrolls.
   A direct child of `.content-area` (the scroll container), opaque so the text
   scrolling underneath never bleeds through. */
.file-toolbar {
  position: sticky;
  top: 0;
  z-index: 30;
  margin: 0 0 16px;
  padding: 8px 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
}
.file-toolbar .file-actions {
  margin-top: 0;
}
.file-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.file-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}
.file-tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  margin-right: 6px;
  margin-bottom: 4px;
  cursor: pointer;
  transition:
    opacity 150ms ease,
    transform 100ms ease;
}
.file-tag:hover {
  opacity: 0.8;
  transform: translateY(-1px);
}
.file-actions {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
/* Separateur vertical entre groupes d'actions (#90) */
.file-actions .action-sep {
  align-self: stretch;
  width: 1px;
  min-height: 20px;
  margin: 2px 4px;
  background: var(--border-md, var(--border));
  flex-shrink: 0;
}
.btn-action {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition:
    color 150ms ease,
    border-color 150ms ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.btn-action:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.btn-action.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--tag-bg);
}

/* ===== FRONTMATTER — ACCENT CARD ===== */

/* Frontmatter section wrapper */
.fm-section {
  margin-bottom: 20px;
}

/* Header toggle */
.fm-header {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  user-select: none;
  transition: color 150ms ease;
}
.fm-header:hover {
  color: var(--text-secondary);
}

/* Chevron icon */
.fm-chevron {
  transition: transform 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.fm-chevron.open {
  transform: rotate(0deg);
}
.fm-chevron.closed {
  transform: rotate(-90deg);
}

/* Accent Card main container */
.ac-card {
  border: 1px solid var(--border-md);
  border-left: 3px solid var(--accent-card);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: var(--surface);
  overflow: hidden;
}

/* ZONE 1 — Top strip */
.ac-top {
  padding: 12px 16px 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.ac-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  font-family: var(--mono);
  letter-spacing: -0.01em;
  flex-shrink: 0;
}
.ac-badge {
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.ac-badge.green {
  background: var(--green-bg);
  color: var(--green);
}
.ac-badge.blue {
  background: var(--accent-bg);
  color: var(--accent-text);
}
.ac-badge.purple {
  background: var(--purple-bg);
  color: var(--purple);
}
.ac-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.7;
}

/* ZONE 2 — Body 2 columns */
.ac-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.ac-col {
  padding: 12px 16px;
}
.ac-col + .ac-col {
  border-left: 1px solid var(--border);
}
.ac-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 4px 0;
  font-size: 12.5px;
}
.ac-row + .ac-row {
  border-top: 1px solid var(--border);
}
.ac-k {
  color: var(--text-3);
  font-size: 11px;
  font-family: var(--mono);
  min-width: 110px;
  flex-shrink: 0;
}
.ac-v {
  color: var(--text);
  font-weight: 500;
  font-size: 12.5px;
}
.ac-v.mono {
  font-family: var(--mono);
  font-weight: 400;
  color: var(--text-2);
  font-size: 11px;
}
.ac-v.muted {
  color: var(--text-3);
  font-weight: 400;
}

/* ZONE 3 — Tags row */
.ac-tags-row {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.ac-tags-k {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text-3);
  flex-shrink: 0;
}
.ac-tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.ac-tag {
  padding: 2px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 500;
  background: var(--accent-bg);
  color: var(--accent-text);
  border: 1px solid rgba(79, 110, 247, 0.18);
}

/* ZONE 4 — Flags row */
.ac-flags-row {
  padding: 9px 16px;
  border-top: 1px solid var(--border);
  background: var(--surface2);
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.ac-flags-k {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text-3);
  margin-right: 2px;
}
.flag-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius);
  font-size: 11px;
  font-weight: 500;
  border: 1px solid var(--border-md);
}
.flag-chip.on {
  background: var(--green-bg);
  color: var(--green);
  border-color: rgba(26, 127, 80, 0.2);
}
.flag-chip.off {
  background: var(--surface3);
  color: var(--text-3);
}
.flag-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.7;
}

/* --- Raw source view --- */
.raw-source-view {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-top: 12px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
  line-height: 1.55;
  max-height: 70vh;
  overflow-y: auto;
}

/* --- Pretty print (mode lecture fichiers texte non-markdown) --- */
.pretty-view {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: stretch;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: auto;
  max-height: 78vh;
}
.pretty-view .pp-gutter {
  position: sticky; /* figee au scroll horizontal, suit le scroll vertical */
  left: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  padding: 16px 10px 16px 14px;
  text-align: right;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-muted);
  opacity: 0.65;
  user-select: none;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  box-sizing: border-box;
}
.pretty-view .pp-pre {
  margin: 0 !important;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  padding: 16px !important;
  overflow: visible;
}
.pretty-view .pp-pre code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  line-height: 1.55;
  white-space: pre;
  display: block;
}
/* Niveaux de log colorises par le fallback pretty-print (pas d'equivalent hljs) */
.pretty-view .pp-level {
  font-weight: 700;
}
.pretty-view .pp-err {
  color: #f87171;
}
.pretty-view .pp-warn {
  color: #fbbf24;
}
.pretty-view .pp-info {
  color: #38bdf8;
}
.pretty-view .pp-debug {
  color: var(--text-muted);
}
[data-theme="light"] .pretty-view .pp-err {
  color: #dc2626;
}
[data-theme="light"] .pretty-view .pp-warn {
  color: #b45309;
}
[data-theme="light"] .pretty-view .pp-info {
  color: #0369a1;
}

/* --- Markdown Rendered Content --- */
.md-content h1,
.md-content h2,
.md-content h3,
.md-content h4,
.md-content h5,
.md-content h6 {
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  margin: 1.4em 0 0.5em;
  color: var(--text-primary);
}
.md-content h1 {
  font-size: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}
.md-content h2 {
  font-size: 1.25rem;
}
.md-content h3 {
  font-size: 1.1rem;
}

.md-content p {
  margin: 0.6em 0;
}

.md-content ul,
.md-content ol {
  padding-left: 1.6em;
  margin: 0.5em 0;
}

.md-content li {
  margin: 0.25em 0;
}

.md-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 16px;
  margin: 0.8em 0;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-radius: 0 6px 6px 0;
}

.md-content code {
  font-family: "JetBrains Mono", monospace;
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
  border: 1px solid var(--border);
}

.md-content pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  overflow-x: auto;
  margin: 0.8em 0;
}
.md-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.55;
}

.md-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.8em 0;
  font-size: 0.92rem;
}
.md-content th,
.md-content td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}
.md-content th {
  background: var(--bg-secondary);
  font-family: "JetBrains Mono", monospace;
  font-weight: 600;
  font-size: 0.85rem;
}

.md-content img {
  max-width: 100%;
  border-radius: 8px;
  margin: 0.6em 0;
}

.md-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.5em 0;
}

.md-content .task-list-item {
  list-style: none;
  margin-left: -1.2em;
}
.md-content .task-list-item input[type="checkbox"] {
  margin-right: 6px;
}

/* Wikilinks */
.wikilink,
.wikilink-anchor {
  color: var(--accent);
  border-bottom: 1px dashed var(--accent);
  cursor: pointer;
}
.wikilink:hover,
.wikilink-anchor:hover {
  opacity: 0.8;
}
.wikilink-anchor {
  text-decoration: none;
}
.wikilink-missing {
  color: var(--text-muted);
  border-bottom: 1px dashed var(--text-muted);
  cursor: default;
}

/* Image placeholders */
.image-not-found {
  display: inline-block;
  padding: 8px 12px;
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px dashed var(--danger);
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  cursor: help;
}

/* Markdown images */
.file-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 16px 0;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.file-content a img {
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.file-content a img:hover {
  opacity: 0.85;
}

/* --- Search Results --- */
.search-results {
  padding: 0;
}
.search-results-header {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.search-results-summary-text {
  display: inline;
}
.search-results-active-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.search-results-active-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 999px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  line-height: 1.2;
}
.search-results-active-tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
}
.search-result-item {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  cursor: pointer;
  transition:
    background 120ms ease,
    border-color 120ms ease;
  position: relative;
}
.search-result-item:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}
.search-result-ext {
  position: absolute;
  top: 8px;
  right: 10px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-bg, rgba(99, 102, 241, 0.12));
  padding: 2px 8px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  border: 1px solid rgba(99, 102, 241, 0.2);
}
.search-filters-row {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.search-filter-badge {
  font-size: 0.65rem;
  font-family: "JetBrains Mono", monospace;
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--accent);
  font-weight: 600;
}
.search-filter-badge.path {
  background: rgba(5, 150, 105, 0.1);
  color: #059669;
}

/* Save search button */
.search-save-btn {
  padding: 4px 10px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}
.search-save-btn:hover { background: var(--bg-hover); }

/* Saved searches sidebar */
.saved-search-item {
  position: relative;
  padding: 10px 12px;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.15s;
  border: 1px solid transparent;
  margin-bottom: 4px;
}
.saved-search-item:hover { background: var(--bg-hover); border-color: var(--border); }
.saved-search-query {
  font-size: 0.82rem;
  font-family: "JetBrains Mono", monospace;
  line-height: 1.4;
  word-break: break-word;
  overflow-wrap: anywhere;
  margin-bottom: 6px;
}
.saved-search-meta {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 2px;
}
.saved-search-badges {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
}
.saved-search-type-icon {
  margin-left: auto;
  flex-shrink: 0;
  opacity: 0.6;
}
/* Saved filter bar */
.saved-filter-bar {
  display: flex;
  gap: 6px;
  padding: 8px 10px 10px;
}
.saved-filter-pill {
  padding: 3px 10px;
  font-size: 0.7rem;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.saved-filter-pill:hover { background: var(--bg-hover); color: var(--text-primary); }
.saved-filter-pill.active {
  background: var(--accent-bg, rgba(99,102,241,0.12));
  color: var(--accent);
  border-color: var(--accent);
}
/* Offline indicator */
.offline-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  cursor: default;
}
.offline-indicator.offline {
  background: var(--warn-bg, rgba(251,191,36,0.12));
  color: var(--warn);
  border: 1px solid var(--warn);
}
.offline-pending {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: var(--warn);
  color: #000;
  font-size: 0.6rem;
  font-weight: 700;
}
/* Theme picker grid */
.theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.theme-card {
  background: var(--bg-secondary);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
}
.theme-card:hover { border-color: var(--accent); transform: translateY(-1px); }
.theme-card.active { border-color: var(--accent-green); }
.theme-card-preview {
  height: 40px;
  border-radius: 4px;
  margin-bottom: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.theme-card-preview-bar {
  height: 14px;
}
.theme-card-preview-body {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0 6px;
}
.theme-card-preview-btn {
  width: 50%;
  height: 10px;
  border-radius: 3px;
}
.theme-card-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.theme-card-desc {
  font-size: 0.65rem;
  color: var(--text-muted);
}
.theme-mode-toggle {
  display: flex;
  gap: 0;
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  width: fit-content;
}
.theme-mode-btn {
  padding: 4px 14px;
  font-size: 0.7rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
}
.theme-mode-btn.active {
  background: var(--accent);
  color: #fff;
}
/* Theme import/export actions */
.theme-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.theme-action-btn {
  padding: 5px 14px;
  font-size: 0.7rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.theme-action-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.theme-custom-badge {
  font-size: 0.6rem;
  color: var(--accent);
  margin-left: 2px;
}
/* Profile section */
.profile-form { max-width: 420px; }
.profile-field { margin-bottom: 14px; }
.profile-field label { display: block; font-size: 0.75rem; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.profile-field .config-input,
.profile-field .config-select {
  width: 100%; padding: 6px 10px; font-size: 0.8rem;
  background: var(--bg-primary); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 6px;
  font-family: inherit;
}
.profile-hint { display: block; font-size: 0.65rem; color: var(--text-muted); margin-top: 4px; }
.profile-saved { font-size: 0.7rem; color: var(--accent-green); margin-left: 10px; }
/* Profile picture picker (#113) */
.profile-avatar-field { margin-bottom: 18px; }
.profile-avatar-label { display: block; font-size: 0.75rem; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.profile-avatar-row { display: flex; align-items: center; gap: 16px; }
.profile-avatar-preview {
  position: relative;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, #7c3aed));
  border: 2px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.profile-avatar-preview:hover,
.profile-avatar-preview:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
.profile-avatar-preview img { width: 100%; height: 100%; object-fit: cover; display: block; }
.profile-avatar-initials {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  user-select: none;
}
.profile-avatar-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 0;
  padding: 0;
  margin: 0;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}
.profile-avatar-preview:hover .profile-avatar-overlay,
.profile-avatar-overlay:focus-visible { opacity: 1; }
.profile-avatar-actions { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; min-width: 0; }
.profile-avatar-actions .config-btn-secondary { font-size: 0.75rem; padding: 6px 14px; }
.profile-avatar-remove-btn { background: var(--danger-bg) !important; color: var(--danger) !important; border-color: var(--danger) !important; }
.profile-avatar-error { font-size: 0.7rem; color: var(--danger); margin-top: 8px; }
.profile-avatar-error.hidden { display: none; }
/* #117 — preset avatar gallery */
.profile-avatar-presets {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
  max-width: 420px;
}
.profile-avatar-preset {
  padding: 0;
  margin: 0;
  border: 2px solid var(--border);
  border-radius: 50%;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-secondary);
  aspect-ratio: 1;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}
.profile-avatar-preset img { width: 100%; height: 100%; object-fit: cover; display: block; }
.profile-avatar-preset:hover { border-color: var(--accent); transform: translateY(-1px); }
.profile-avatar-preset.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}
.profile-avatar-preset:disabled { opacity: 0.6; cursor: progress; }
.config-save-btn {
  padding: 6px 18px; font-size: 0.75rem; font-weight: 600;
  background: var(--accent); color: #fff;
  border: 1px solid var(--accent); border-radius: 6px;
  cursor: pointer; transition: opacity 0.15s;
}
.config-save-btn:hover { opacity: 0.85; }
.saved-search-vault {
  font-size: 0.65rem;
  color: var(--text-muted);
  padding: 1px 5px;
  background: var(--bg-secondary);
  border-radius: 3px;
}
.saved-search-filters {
  font-size: 0.65rem;
  color: var(--accent);
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.saved-search-path {
  font-size: 0.6rem;
  color: #059669;
  background: rgba(5,150,105,0.08);
  padding: 1px 5px;
  border-radius: 3px;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.saved-search-delete {
  position: absolute;
  top: 6px;
  right: 8px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
  padding: 2px 6px;
  opacity: 0;
  transition: opacity 0.15s;
}
.saved-search-item:hover .saved-search-delete { opacity: 1; }
.saved-search-delete:hover { color: var(--text-error); }
.search-result-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.search-result-vault {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  color: var(--accent-green);
  margin-bottom: 4px;
}
.search-result-snippet {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.search-result-snippet .search-highlight {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  color: var(--accent);
  font-weight: 600;
  padding: 1px 3px;
  border-radius: 3px;
}
.search-result-title .search-highlight {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
  color: var(--accent);
  font-weight: 700;
  padding: 1px 3px;
  border-radius: 3px;
}
.search-result-tags {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.search-result-tags .file-tag {
  font-size: 0.7rem;
  padding: 1px 6px;
}

/* --- Loading indicator --- */
.loading-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: var(--text-muted);
  gap: 12px;
}
.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- Search progress bar --- */
.search-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 9999;
  background: transparent;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
}
.search-progress-bar.active {
  opacity: 1;
}
.search-progress-bar .search-progress-bar__fill {
  height: 100%;
  background: var(--accent);
  width: 0%;
  animation: progress-indeterminate 1.5s ease-in-out infinite;
}
@keyframes progress-indeterminate {
  0% {
    width: 0%;
    margin-left: 0%;
  }
  50% {
    width: 40%;
    margin-left: 30%;
  }
  100% {
    width: 0%;
    margin-left: 100%;
  }
}
.search-time-badge {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: 8px;
}

/* --- Editor Modal --- */
.editor-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  background: var(--overlay-bg);
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.editor-modal.active {
  display: flex;
}
.help-container {
  max-width: 1320px;
}
.editor-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 1200px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* Native fullscreen (#101) — the editor fills the viewport regardless of the
   inline/modal constraints above. */
.editor-container:fullscreen {
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
}
.editor-container:fullscreen .editor-body,
.editor-container:fullscreen .editor-body-cm {
  flex: 1;
  min-height: 0;
}

/* --- Inline edition (#93) --------------------------------------------------
   When a document is being edited, `#editor-container` is moved into the
   document content area: the editor *replaces* the read view instead of
   covering it with the overlay, so the AI assistant sidebar stays usable.
   The overlay itself is neutralised but kept mounted (and `active`) because
   the mobile editing ribbon (`#me-toolbar`, `.me-ribbon`) is anchored to it. */
.editor-modal.editor-inline-mode {
  display: block;
  background: transparent;
  padding: 0;
  pointer-events: none;
}
.editor-modal.editor-inline-mode .me-ribbon {
  pointer-events: auto;
}
.content-area.editor-inline-host,
.pane-content.editor-inline-host {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.content-area.editor-inline-host .editor-container.editor-inline,
.pane-content.editor-inline-host .editor-container.editor-inline {
  flex: 1;
  height: auto;
  width: 100%;
  min-height: 0;
  max-width: none;
  max-height: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
  background: var(--bg-primary);
}
.editor-container.editor-inline .editor-body,
.editor-container.editor-inline .editor-body-cm {
  flex: 1;
  min-height: 0;
}
.editor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

/* AI processing indicator — shown inside editor header during AI calls */
.ai-processing-indicator {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 500;
  color: #ffffff;
  background: rgba(59, 130, 246, 0.3);
  border: 1px solid rgba(96, 165, 250, 0.4);
  animation: ai-indicator-pulse 1s ease-in-out infinite;
  margin-left: 12px;
}

.ai-spinner {
  width: 10px;
  height: 10px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: ai-spinner-spin 0.6s linear infinite;
}

@keyframes ai-spinner-spin {
  to { transform: rotate(360deg); }
}

@keyframes ai-indicator-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* AI custom-rewrite modal — replaces the browser prompt() for a consistent,
   theme-aware and keyboard-accessible experience. */
.ai-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(2px);
}

.ai-modal {
  width: 100%;
  max-width: 460px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 18px 14px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
}

.ai-modal-title {
  margin: 0 0 4px;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.ai-modal-hint {
  margin: 0 0 10px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.ai-modal-input {
  width: 100%;
  resize: vertical;
  min-height: 72px;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.ai-modal-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.25);
}

.ai-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.ai-modal-btn {
  padding: 6px 14px;
  font-size: 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
}

.ai-modal-btn:hover { background: var(--bg-hover); }

.ai-modal-btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.ai-modal-btn.primary:hover { filter: brightness(1.08); }

.editor-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
}
.editor-brand { font-weight: 700; font-size: 12px; color: var(--accent); letter-spacing: 0.5px; white-space: nowrap; margin-right: 8px; }
.editor-title-input { flex: 1; min-width: 80px; background: transparent; border: 1px solid transparent; color: var(--text-primary); font-size: 13px; padding: 3px 6px; border-radius: 6px; outline: none; font-family: var(--font-sans); }
.editor-title-input:hover { border-color: var(--border); }
.editor-title-input:focus { border-color: var(--accent); background: var(--bg-input); }
.editor-sep { color: var(--text-muted); font-size: 13px; padding: 0 2px; user-select: none; }
.editor-filename-input { width: 140px; background: transparent; border: 1px solid transparent; color: var(--text-primary); font-size: 12px; padding: 3px 6px; border-radius: 6px; outline: none; font-family: var(--font-mono); }
.editor-filename-input:hover { border-color: var(--border); }
.editor-filename-input:focus { border-color: var(--ok); background: var(--bg-input); }
.editor-spacer { flex: 1; }
/* Collaboration temps réel (#62) — indicateur de présence */
.collab-presence { display: flex; align-items: center; gap: 6px; margin-right: 10px; }
.collab-status { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.collab-status-connected { background: var(--ok); }
.collab-status-connecting { background: var(--warn); animation: editor-pulse 1s infinite; }
.collab-status-disconnected { background: var(--err); animation: editor-pulse 0.8s infinite; }
.collab-avatars { display: flex; align-items: center; }
.collab-avatar { width: 20px; height: 20px; border-radius: 50%; color: #fff; font-size: 11px; font-weight: 600; display: flex; align-items: center; justify-content: center; margin-left: -6px; border: 2px solid var(--bg-secondary); }
.collab-avatar:first-child { margin-left: 0; }
.collab-avatar-self { box-shadow: 0 0 0 2px var(--bg-primary); }
.collab-count { font-size: 11px; color: var(--text-muted); min-width: 10px; }
/* Collaboration temps réel (#62) — curseurs distants CodeMirror */
.cm-remote-cursor { display: inline-block; width: 0; border-left: 2px solid; height: 1.2em; vertical-align: text-bottom; position: relative; margin-left: -1px; }
.cm-remote-cursor-label { position: absolute; top: -1.35em; left: -1px; padding: 1px 4px; border-radius: 3px 3px 3px 0; color: #fff; font-size: 10px; font-weight: 600; white-space: nowrap; pointer-events: none; z-index: 5; }
.editor-save-dot { display: flex; align-items: center; gap: 4px; font-size: 11px; padding: 0 4px; margin-right: 8px; }
.editor-btn + .editor-btn { margin-left: 6px; }
.editor-save-dot .dot { width: 6px; height: 6px; border-radius: 50%; }
.editor-save-dot.ok { color: var(--ok); } .editor-save-dot.ok .dot { background: var(--ok); }
.editor-save-dot.dirty { color: var(--warn); } .editor-save-dot.dirty .dot { background: var(--warn); }
.editor-save-dot.saving { color: var(--ai); } .editor-save-dot.saving .dot { background: var(--ai); }
@keyframes editor-pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.editor-save-dot.saving { animation: editor-pulse 0.8s infinite; }
.editor-save-dot.err { color: var(--err); } .editor-save-dot.err .dot { background: var(--err); }
/* BUG-045: only the CodeMirror scroller scrolls. #editor-body used to keep
   overflow:auto AND host a 100%-tall .cm-editor below the AI toolbar row,
   so the body (toolbar + editor) and the scroller both overflowed → two
   stacked scrollbars. Flex column: toolbar fixed, editor fills, scroller
   scrolls. Combined selector on purpose: `.editor-body` (defined later with
   equal specificity) must not re-introduce overflow-y:auto. */
.editor-body.editor-body-cm { flex: 1; min-height: 0; overflow: hidden; display: flex; flex-direction: column; }
.editor-body.editor-body-cm #ai-toolbar-container { flex: 0 0 auto; }
.editor-body.editor-body-cm .cm-editor { flex: 1 1 auto; height: auto; min-height: 0; overflow: hidden; }
.editor-body.editor-body-cm .fallback-editor { flex: 1 1 auto; height: auto; min-height: 0; resize: none; overflow: auto; }
.editor-body-cm .cm-editor .cm-scroller { font-family: var(--font-mono); font-size: 13.5px; line-height: 1.75; }
.editor-footer { height: 26px; min-height: 26px; display: flex; align-items: center; justify-content: space-between; padding: 0 12px; background: var(--bg-secondary); border-top: 1px solid var(--border); font-size: 11px; color: var(--text-muted); flex-shrink: 0; }
.editor-stat-file { color: var(--text-secondary); max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.editor-actions {
  display: flex;
  gap: 6px;
}
.editor-btn {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 150ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.editor-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.editor-btn.primary {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}
.editor-btn.primary:hover {
  opacity: 0.9;
}
.editor-btn.danger:hover {
  color: var(--danger);
  border-color: var(--danger);
}
.editor-body {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
}
.help-body {
  padding: 0;
  background: radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 10%, transparent), transparent 30%), var(--bg-primary);
  display: flex;
  gap: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* Help Navigation Menu */
.help-hamburger {
  display: none;
  width: 36px; height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-right: 8px;
}
.help-hamburger:hover { color: var(--accent); border-color: var(--accent); }
/* #114: close button for the mobile TOC drawer (hidden on desktop where the
   nav is always visible). Scoped to #config-modal so the help modal — which
   has no such button — is unaffected. */
.help-toc-close {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.help-nav {
  width: 260px;
  min-width: 260px;
  background: color-mix(in srgb, var(--bg-secondary) 94%, var(--bg-primary));
  border-right: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  align-self: flex-start;
  height: 100%;
  max-height: calc(90vh - 57px);
  flex-shrink: 0;
  backdrop-filter: blur(12px);
  overflow: hidden;
}
.help-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 16px 10px;
  flex-shrink: 0;
}
.help-nav-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}
.help-nav-search-wrap {
  padding: 0 12px 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0;
}
.help-nav-search {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-right: none;
  border-radius: 8px 0 0 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.78rem;
  outline: none;
  transition: border-color 0.2s;
  min-width: 0;
}
.help-nav-search:focus {
  border-color: var(--accent);
}
.help-nav-search:focus + .help-search-clear {
  border-color: var(--accent);
  border-left-color: var(--accent);
}
.help-nav-search::placeholder { color: var(--text-muted); }
.help-search-clear {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 8px 8px 0;
  background: var(--bg-primary);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: color 0.15s, background 0.15s;
}
.help-search-clear:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}
.help-nav-list {
  list-style: none;
  margin: 0;
  padding: 0 12px 20px;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.help-nav-list li {
  margin: 0 0 3px;
}
.help-nav-link {
  display: block;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 150ms ease;
  border: 1px solid transparent;
  border-radius: 8px;
  outline: none;
}
.help-nav-link:hover {
  color: var(--accent);
  background: color-mix(in srgb, var(--bg-hover) 80%, transparent);
  border-color: color-mix(in srgb, var(--accent) 16%, transparent);
  text-decoration: none;
  transform: translateX(2px);
}
.help-nav-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  border-radius: 8px;
}
.help-nav-link.active {
  color: var(--accent);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, transparent), color-mix(in srgb, var(--accent) 7%, transparent));
  border-color: color-mix(in srgb, var(--accent) 22%, transparent);
  font-weight: 600;
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 10%, transparent);
}
.help-nav-link.hidden {
  display: none;
}
.help-section.help-hidden {
  display: none;
}
.help-search-highlight {
  background: rgba(250, 204, 21, 0.35);
  color: inherit;
  border-radius: 2px;
  padding: 0 1px;
}

.help-content {
  flex: 1;
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 40px 56px;
  overflow: visible;
  min-width: 0;
}
.help-lead {
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 18px;
}
.help-footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.help-footer a {
  color: var(--accent);
  text-decoration: none;
}
.help-footer a:hover {
  text-decoration: underline;
}
.help-content h1,
.help-content h2,
.help-content h3 {
  font-family: "JetBrains Mono", monospace;
  color: var(--text-primary);
}
.help-content h1 {
  font-size: 2rem;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.help-content h2 {
  font-size: 1.18rem;
  margin: 0 0 14px;
}
.help-content h3 {
  font-size: 0.95rem;
  margin: 20px 0 8px;
  color: var(--text-secondary);
}
.help-content p {
  margin: 0 0 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.help-content pre,
.help-content table {
  max-width: 100%;
  overflow-x: auto;
}
.help-content pre code {
  white-space: pre;
}
.help-content ul,
.help-content ol {
  margin: 10px 0 18px;
  padding-left: 24px;
  color: var(--text-secondary);
}
.help-content ul li,
.help-content ol li {
  margin: 6px 0;
  line-height: 1.6;
}
.help-content code {
  font-family: "JetBrains Mono", monospace;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--text-primary);
  font-size: 0.88em;
}
.help-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.help-section {
  position: relative;
  margin-bottom: 22px;
  padding: 24px 26px;
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 18px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg-secondary) 94%, var(--bg-primary)), color-mix(in srgb, var(--bg-secondary) 86%, var(--bg-primary)));
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.18);
}

.help-section::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 35%);
}

.help-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, 1fr);
  gap: 22px;
  align-items: stretch;
  padding: 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--border));
  border-radius: 18px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 12%, transparent), transparent 45%), color-mix(in srgb, var(--bg-secondary) 92%, var(--bg-primary));
  margin-bottom: 26px;
}

.help-kicker {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  margin-bottom: 12px;
}

.help-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.help-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--bg-primary) 72%, transparent);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 0.8rem;
}

.help-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.help-mini-window {
  width: 100%;
  max-width: 320px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background: color-mix(in srgb, var(--bg-primary) 88%, black 12%);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.28);
}

.help-mini-window-bar {
  display: flex;
  gap: 7px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.help-mini-window-bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 45%, var(--text-muted));
}

.help-mini-window-body {
  display: flex;
  min-height: 190px;
}

.help-mini-sidebar {
  width: 72px;
  background: color-mix(in srgb, var(--bg-secondary) 92%, black 8%);
  border-right: 1px solid var(--border);
}

.help-mini-content {
  flex: 1;
  padding: 16px;
}

.help-mini-line {
  height: 10px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--text-muted) 28%, transparent);
  margin-bottom: 10px;
}

.help-mini-line.short {
  width: 62%;
}

.help-mini-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0;
}

.help-mini-tags span {
  padding: 3px 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--text-primary);
  font-size: 0.72rem;
}

.help-mini-card {
  height: 64px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, color-mix(in srgb, var(--bg-secondary) 94%, white 6%), var(--bg-primary));
}

.help-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 26px;
}

.help-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-secondary) 92%, var(--bg-primary));
}

.help-card-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.help-section {
  margin-top: 26px;
}

.help-feature-list,
.help-steps,
.help-checklist,
.help-tip-grid {
  display: grid;
  gap: 14px;
}

.help-feature-item,
.help-step,
.help-check-item,
.help-tip-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--bg-secondary) 92%, var(--bg-primary));
}

.help-feature-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
}

.help-feature-emoji {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  font-size: 1.4rem;
}

.help-steps {
  counter-reset: step;
}

.help-step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
}

.help-step-number {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
}

.help-check-item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 16px;
  align-items: start;
}

.help-check-item span {
  font-size: 1rem;
  line-height: 1.4;
}

.help-check-item p {
  margin-bottom: 0;
}

.help-tip-panel {
  margin-top: 28px;
}

.help-tip-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.help-tip-card {
  padding: 16px;
}
/* BUG-045: inside the editor, the CodeMirror scroller is the ONLY scroll
   surface. `#editor-body` stays `overflow:hidden` (BUG-020 rule below) and
   the scroller fills it — otherwise the body and the scroller scroll
   together and render two stacked scrollbars. */
.cm-editor {
  font-size: 0.9rem;
}
.cm-scroller {
  font-family: "JetBrains Mono", monospace;
  overflow-x: auto !important;
  max-width: 100%;
}
/* BUG-058: CodeMirror paints its line-number gutter with hardcoded light
   defaults (#f5f5f5 background, #ddd border), so the bar stayed pale in dark
   themes while the editor body followed the theme. Deriving the tint from
   `--text-primary` keeps the gutter subtle and makes it adapt to every theme
   and mode (dark, light, high-contrast, sepia). */
.cm-editor .cm-gutters {
  background: color-mix(in srgb, var(--text-primary) 5%, transparent) !important;
  color: var(--text-secondary) !important;
  border-right: 1px solid var(--border) !important;
}
.cm-editor .cm-gutters .cm-activeLineGutter {
  background: color-mix(in srgb, var(--text-primary) 10%, transparent) !important;
  color: var(--text-primary) !important;
}
.fallback-editor {
  width: 100%;
  min-height: 100%;
  height: auto;
  border: none;
  outline: none;
  resize: none;
  padding: 16px;
  background: var(--code-bg);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  line-height: 1.55;
  box-sizing: border-box;
  overflow-y: auto;
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Mobile right sidebar - hide by default */
@media (max-width: 768px) {
  .right-sidebar {
    display: none;
  }
  .right-sidebar-resize-handle {
    display: none;
  }
}

/* Mobile help navigation */
@media (max-width: 768px) {
  .help-nav {
    display: none;
  }
  .help-content {
    padding: 20px 16px 32px;
  }
  .vault-context-indicator {
    /* Keep visible on mobile — same look as desktop */
    padding: 4px 8px;
    font-size: 0.7rem;
  }
}

/* Mobile editor */
@media (max-width: 768px) {
  .editor-modal {
    padding: 0;
    align-items: stretch;
  }
  .editor-container {
    max-width: 100%;
    max-height: 100vh;
    border-radius: 0;
    height: 100vh;
    overflow: hidden;
  }
  .editor-header {
    padding: 10px 12px;
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--bg-primary);
  }
  .editor-title {
    font-size: 0.85rem;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .editor-actions {
    gap: 4px;
  }
  .editor-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
  }
  /* BUG-018: keep the Save / Cancel / Delete buttons reachable on small
     screens by shrinking the inputs and hiding secondary header items. */
  .editor-brand,
  .editor-sep,
  .editor-spacer,
  .collab-presence {
    display: none !important;
  }
  .editor-title-input {
    flex: 1 1 60px;
    min-width: 0;
    font-size: 13px;
  }
  .editor-filename-input {
    width: auto;
    flex: 0 1 84px;
    min-width: 0;
    font-size: 11px;
  }
  .editor-save-dot {
    margin-right: 2px;
    padding: 0;
  }
  #editor-save-label {
    display: none;
  }
  .editor-header .editor-btn {
    flex: 0 0 auto;
  }
  .editor-body {
    flex: 1;
    min-height: 0;
    /* BUG-020: only the CodeMirror scroller scrolls — no double scrollbar. */
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  #ai-toolbar-container {
    flex: 0 0 auto;
  }
  .cm-editor {
    flex: 1 1 auto;
    height: auto;
    min-height: 0;
  }
  .cm-scroller {
    overflow-y: auto !important;
    overflow-x: hidden !important;
    /* BUG-019: keep the caret clear of the fixed ribbon. */
    padding-bottom: 72px;
  }
  .fallback-editor {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding-bottom: 72px;
  }
  .search-results-header {
    align-items: flex-start;
  }
}

/* --- No-select during resize --- */
body.resizing {
  user-select: none;
  -webkit-user-select: none;
  cursor: ew-resize;
}
body.resizing-v {
  user-select: none;
  -webkit-user-select: none;
  cursor: ns-resize;
}

/* --- Responsive — Tablet --- */
@media (max-width: 1024px) {
  .sidebar {
    width: 240px;
    min-width: 200px;
  }
}

/* --- Responsive — Mobile --- */
@media (max-width: 768px) {
  .hamburger-btn {
    display: flex;
  }

  .sidebar-toggle-btn {
    display: none;
  }

  .header {
    flex-wrap: wrap;
    gap: 8px 10px;
    padding: 10px 12px;
  }

  .header-left {
    flex: 1;
    gap: 12px;
  }

  .header-center {
    flex: 0 0 100%;
    order: 3;
    max-width: none;
    padding: 4px 0;
  }

  .header-right {
    flex: 0 0 auto;
    gap: 8px;
  }

  .header-logo {
    font-size: 1.05rem;
    gap: 8px;
  }

  .header-right .user-display-name {
    display: none; /* Masquer le nom d'utilisateur dans le header sur mobile */
  }

  .search-wrapper {
    max-width: none;
    width: 100%;
  }

  .search-input-wrapper input {
    padding: 10px 40px 10px 40px;
    font-size: 1rem;
    border-radius: 12px;
  }

  .search-wrapper .search-icon {
    left: 14px;
    top: 14px;
    width: 18px !important;
    height: 18px !important;
  }

  /* Mobile: keep only filter + clear visible in header search */
  .search-actions .tog,
  .search-actions .search-sep,
  .search-actions .search-count { display: none; }
  .search-actions { gap: 4px; }
  .search-actions .search-btn#search-clear-btn { display: flex; }

  .search-dropdown {
    position: fixed;
    top: 100px;
    left: 8px;
    right: 8px;
    width: calc(100vw - 16px);
    max-height: calc(100vh - 120px);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  }

  .search-dropdown__item {
    padding: 14px 16px;
    font-size: 0.95rem;
  }

  .search-dropdown__icon {
    width: 18px;
    height: 18px;
    margin-right: 8px;
  }

  .header-menu-btn {
    padding: 10px;
    border-radius: 10px;
  }

  .header-menu-dropdown {
    position: fixed;
    top: 60px;
    right: 10px;
    left: 10px;
    width: auto;
    min-width: 0;
    border-radius: 16px;
  }

  .sidebar-quick-select {
    padding: 0 16px 12px;
  }

  .sidebar-quick-select select {
    color-scheme: dark;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
  }

  [data-theme="dark"] .sidebar-quick-select select {
    background-color: #1e1e1e;
    color: #e0e0e0;
  }

  .sidebar-panel-toggle {
    padding: 8px 12px 10px;
  }

  .tag-cloud {
    padding: 0 12px 12px;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 200;
    width: 280px !important;
    min-width: 280px !important;
    max-width: 85vw !important;
    transform: translateX(-100%);
    transition:
      transform 250ms ease,
      background 200ms ease;
    box-shadow: none;
  }
  .sidebar.mobile-open {
    transform: translateX(0);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
  }

  /* Mobile sidebar overlay */
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 199;
  }
  .sidebar-overlay.active { display: block; }

  /* Right Sidebar handling on mobile */
  .right-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    width: 280px !important;
    min-width: 280px !important;
    max-width: 85vw !important;
    transform: translateX(100%);
    transition:
      transform 250ms ease,
      background 200ms ease;
    box-shadow: none;
    border-left: 1px solid var(--border);
  }
  .right-sidebar.hidden {
    transform: translateX(100%) !important;
    width: 280px !important;
    min-width: 280px !important;
    display: flex;
  }
  .right-sidebar:not(.hidden) {
    transform: translateX(0) !important;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3) !important;
    display: flex !important;
    visibility: visible !important;
  }

  .right-sidebar-resize-handle {
    display: none;
  }

  .sidebar-resize-handle {
    display: none;
  }

  .tag-resize-handle {
    display: none;
  }

  .tag-cloud-section {
    height: auto;
    max-height: 200px;
    min-height: 80px;
  }

  #vault-panel-content {
    max-height: none;
  }
  #tag-panel-content {
    max-height: none;
  }

  .help-content {
    padding: 20px 16px 28px;
  }

  .help-hero {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .help-grid,
  .help-tip-grid {
    grid-template-columns: 1fr;
  }

  .content-area {
    padding: 12px 8px 24px;
    width: 100%;
  }

  .file-title {
    font-size: 1.15rem;
  }

  .file-actions {
    flex-wrap: wrap;
    gap: 4px;
  }

  .file-actions .btn-action {
    padding: 6px 8px;
    font-size: 0.75rem;
  }

  /* Full-width search results */
  .search-result-item {
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 8px;
  }

  .search-result-title {
    font-size: 0.9rem;
    padding-right: 40px;
  }

  .search-result-ext {
    top: 6px;
    right: 8px;
    font-size: 0.6rem;
  }

  .search-results-header {
    flex-wrap: wrap;
    gap: 6px;
  }

  /* Full-width dashboard */
  .dashboard-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .stat-card {
    padding: 12px 8px;
  }

  .dashboard-tab {
    padding: 6px 5px !important;
    font-size: 0 !important;
    gap: 0 !important;
    overflow: hidden;
    min-width: 32px;
  }
  .dashboard-tab > *:not(i):not(svg) { display: none; }
  .dashboard-tab i, .dashboard-tab svg {
    width: 18px !important;
    height: 18px !important;
    flex-shrink: 0;
  }

  .breadcrumb {
    font-size: 0.75rem;
    flex-wrap: wrap;
  }

  /* Mobile tab bar */
  .tab-bar {
    padding: 0 4px;
  }
  .tab-item {
    padding: 6px 10px;
    font-size: 0.7rem;
  }
  .tab-item .tab-name { max-width: 80px; }
  .tab-item .tab-close { opacity: 0.6; width: 14px; height: 14px; }

  .md-content {
    padding: 0 4px;
  }

  .md-content h1 { font-size: 1.4rem; }
  .md-content h2 { font-size: 1.15rem; }
  .md-content h3 { font-size: 1rem; }

  .md-content pre {
    margin: 8px -4px;
    border-radius: 6px;
    padding: 10px 12px;
    font-size: 0.8rem;
  }

  /* Full-width content wrapper */
  .content-wrapper {
    margin-left: 0 !important;
  }
}

/* --- Configuration Modal --- */
.config-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 24px 40px;
}

.config-section {
  margin-bottom: 28px;
}

.config-section h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.config-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

.config-filters-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  min-height: 32px;
}

.config-filter-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 6px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  border: 1px solid color-mix(in srgb, var(--tag-text) 30%, transparent);
}

.config-filter-badge.disabled {
  opacity: 0.5;
}

.config-filter-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
  font-size: 1.1rem;
  line-height: 1;
}

.config-filter-remove:hover {
  opacity: 0.7;
}

.config-filter-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
  font-size: 0.9rem;
}

.config-add-pattern {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.config-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  outline: none;
  transition: border-color 200ms ease;
}

.config-input:focus {
  border-color: var(--accent);
}

.config-select {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.86rem;
  font-family: var(--mono);
  cursor: pointer;
}

.config-select option {
  background: var(--bg-input, #1a1a2e);
  color: var(--text-primary, #e0e0e0);
  padding: 4px 8px;
}

.config-btn-add {
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #ffffff;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 150ms ease;
}

.config-btn-add:hover {
  opacity: 0.9;
}

.config-regex-preview {
  padding: 8px 12px;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.config-regex-preview code {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent);
  background: transparent;
  border: none;
  padding: 0;
}

/* --- Config rows & controls --- */
.config-row {
  display: grid;
  grid-template-columns: 200px 120px 1fr;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.config-label {
  font-size: 0.82rem;
  color: var(--text-primary);
  font-weight: 500;
}
.config-input--num {
  flex: none;
  width: 120px;
  text-align: right;
}
.config-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.config-badge-restart {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--danger-bg, #3d1a18);
  color: var(--danger, #ff7b72);
  vertical-align: middle;
  margin-left: 6px;
}
.config-actions-row {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.config-btn-save {
  padding: 8px 20px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 150ms;
}
.config-btn-save:hover {
  opacity: 0.9;
}
.config-btn-save.config-btn-highlight {
  background: var(--accent-green);
  border-color: var(--accent-green);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
}
.config-btn-secondary {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 150ms;
}
.config-btn-secondary:hover {
  background: var(--bg-hover);
}

/* BUG-068: .config-btn-primary / .config-btn-danger were used by the account
   security section (frontend/js/auth.js) but never defined — the buttons fell
   back to the browser default and ignored the theme. Defined here with the
   same conventions as .config-btn-save / .config-btn-secondary. */
.config-btn-primary {
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 150ms;
}
.config-btn-primary:hover {
  opacity: 0.9;
}
.config-btn-primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.config-btn-danger {
  padding: 8px 16px;
  border: 1px solid var(--danger, #e74c3c);
  border-radius: 6px;
  background: var(--danger-bg, #3d1a18);
  color: var(--danger, #ff7b72);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 150ms;
}
.config-btn-danger:hover {
  opacity: 0.9;
}
.config-btn-danger:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* BUG-068: local QR code (backend SVG data: URI) + password section share the
   security-tab card conventions. */
.mfa-qr-code-img {
  max-width: 200px;
  border-radius: 8px;
  background: #fff;
  padding: 8px;
}
.password-settings {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border, #333);
}
.password-settings .form-group {
  margin: 8px 0;
}
.password-settings .form-group label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary, #aaa);
  margin-bottom: 4px;
}
.password-settings .config-input {
  width: 100%;
  max-width: 320px;
}

/* --- AI keys section: accordion redesign (#104) --- */
.ai-keys-header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 18px;
}
.ai-keys-header-text {
  flex: 1 1 320px;
  min-width: 0;
}
.ai-keys-header-text h2 {
  margin-bottom: 4px;
}
.ai-keys-search {
  position: relative;
  flex: 0 1 260px;
  min-width: 200px;
}
.ai-keys-search .icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  pointer-events: none;
}
.ai-keys-search input {
  width: 100%;
  padding: 8px 12px 8px 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.8rem;
  outline: none;
  transition: border-color 150ms ease;
}
.ai-keys-search input:focus {
  border-color: var(--accent);
}

.ai-card-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.ai-default-card {
  background: var(--surface, #1e1e24);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 22px;
}
.ai-default-card > .ai-card-title {
  margin-bottom: 12px;
}
.ai-default-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.ai-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.ai-field-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.2px;
}
.ai-field .config-select,
.ai-field .config-input {
  width: 100%;
}
.ai-caps-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 22px;
}
.ai-cap-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--accent-bg);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}

.ai-providers-header {
  margin: 0 0 10px;
}
.ai-providers-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ai-provider-card {
  background: var(--surface, #1e1e24);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 150ms ease;
}
.ai-provider-card:hover {
  border-color: var(--border-md);
}
.ai-provider-card.open {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
}
.ai-provider-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  cursor: pointer;
  user-select: none;
  border-radius: 10px;
}
.ai-provider-head:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}
.ai-provider-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent-bg);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  flex: none;
}
.ai-provider-name {
  flex: 1;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 0;
}
.ai-provider-badge {
  font-size: 0.68rem;
  padding: 2px 9px;
  border-radius: 999px;
  white-space: nowrap;
  background: var(--muted-bg, rgba(255, 255, 255, 0.06));
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.ai-provider-badge.configured {
  background: var(--success-bg);
  color: var(--success);
  border-color: color-mix(in srgb, var(--success) 40%, transparent);
}
.ai-provider-delete {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  flex: none;
  transition: color 150ms ease, background 150ms ease;
}
.ai-provider-delete:hover {
  color: var(--danger);
  background: var(--danger-bg);
}
.ai-provider-chevron {
  flex: none;
  color: var(--text-muted);
  transition: transform 200ms ease;
}
.ai-provider-card.open .ai-provider-chevron {
  transform: rotate(180deg);
}
.ai-provider-body {
  padding: 0 14px 14px;
}
.ai-provider-body.hidden {
  display: none;
}
.ai-provider-fields {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.ai-providers-empty {
  padding: 14px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  border: 1px dashed var(--border);
  border-radius: 10px;
}
.ai-keys-footer {
  position: sticky;
  bottom: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--surface, #1e1e24);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25);
}
.ai-keys-status {
  flex: 1;
  font-size: 0.75rem;
  color: var(--text-muted);
  min-width: 0;
}

@media (max-width: 600px) {
  .ai-default-grid,
  .ai-provider-fields {
    grid-template-columns: 1fr;
  }
  .ai-keys-search {
    flex: 1 1 100%;
  }
}


/* --- Config diagnostics panel --- */
.config-diagnostics {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--text-secondary);
}
.config-diag-loading {
  color: var(--text-muted);
}
.config-diag-row {
  display: flex;
  justify-content: space-between;
}
.config-diag-row .diag-label {
  color: var(--text-secondary);
}
.config-diag-row .diag-value {
  color: var(--text-primary);
  font-weight: 500;
}
.config-diag-section {
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.config-diag-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}
.config-diag-section-title {
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 4px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

@media (max-width: 768px) {
  .config-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .config-input--num {
    width: 100%;
  }
}

/* --- #114: Configurations modal — mobile UX refonte (viewport ≤ 768px).
   Builds on BUG-071 (which stacked grids/wrapped rows): the TOC becomes a
   left slide-over drawer with a backdrop, the modal goes full-screen with
   100dvh, every interactive control gets a ≥44px touch target, inputs are
   ≥16px to stop iOS auto-zoom, and the backend Save row sticks to the
   bottom of its scroll container. The drawer is opened by JS toggling
   .config-toc-open on #config-modal (backdrop + nav visibility) plus an
   inline display on #config-nav (kept for the display-reset contract). */
@media (max-width: 768px) {
  /* Full-screen modal with dynamic viewport height (mobile browser chrome). */
  #config-modal {
    padding: 0;
    align-items: stretch;
  }
  #config-modal .editor-container {
    max-width: 100%;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    max-height: 100dvh;
    border-radius: 0;
    border: none;
    overflow: hidden;
  }
  /* Hamburger: 44px touch target (shared .help-hamburger rule in the help
     modal media query also sets 44px; this scopes it to the config modal
     in case rule order changes). */
  #config-modal .help-hamburger {
    display: inline-flex;
    width: 44px;
    height: 44px;
    min-width: 44px;
  }
  /* Close button in the TOC drawer header. */
  #config-modal .help-toc-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  #config-modal .help-nav-header {
    padding: 12px 12px 8px;
    gap: 8px;
  }
  /* Close (X) in the modal header. */
  #config-modal .editor-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
  }
  /* Anti-zoom: ≥16px font on text fields inside the config modal. Never
     target input[type=text] globally — it would clobber .mfa-code-input. */
  #config-modal .config-input,
  #config-modal .config-select,
  #config-modal .help-nav-search,
  #config-modal .profile-field .config-input,
  #config-modal .profile-field .config-select {
    min-height: 44px;
    font-size: 16px;
  }
  #config-modal .config-input--num {
    width: 100%;
    text-align: left;
  }
  #config-modal .help-nav-search-wrap {
    padding: 0 12px 10px;
  }
  #config-modal .help-search-clear {
    min-width: 44px;
    min-height: 44px;
  }
  #config-modal .help-nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
  }
  /* Sticky Save row inside #cfg-backend-settings (its scroll container is
     #config-scroll.help-content, which is the overflow ancestor). */
  #config-modal .config-actions-row {
    position: sticky;
    bottom: 0;
    z-index: 5;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
    margin-bottom: 0;
    padding: 10px 0 calc(10px + env(safe-area-inset-bottom, 0));
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
  }
  #config-modal .config-actions-row .config-btn-save,
  #config-modal .config-actions-row .config-btn-secondary,
  #config-modal .config-actions-row .config-btn-primary,
  #config-modal .config-actions-row .config-btn-danger {
    flex: 1 1 auto;
    width: 100%;
    min-height: 44px;
    box-sizing: border-box;
  }
  #config-modal .config-btn-save,
  #config-modal .config-btn-secondary,
  #config-modal .config-btn-primary,
  #config-modal .config-btn-danger,
  #config-modal .config-btn-add,
  #config-modal .config-btn-sm,
  #config-modal .mfa-link-btn,
  #config-modal .theme-action-btn,
  #config-modal .profile-avatar-actions .config-btn-secondary,
  #config-modal .editor-btn {
    min-height: 44px;
    box-sizing: border-box;
  }
  #config-modal .config-btn-sm,
  #config-modal .mfa-link-btn,
  #config-modal .theme-action-btn {
    min-width: 44px;
    padding-left: 12px;
    padding-right: 12px;
  }
  /* Profile avatar row: wrap instead of overflowing a 360px viewport. */
  #config-modal .profile-avatar-row {
    flex-wrap: wrap;
    gap: 12px;
  }
  /* Preset avatars: 4 per row on narrow screens (44px touch targets). */
  #config-modal .profile-avatar-presets {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: 100%;
  }
  #config-modal .profile-form {
    max-width: 100%;
  }
  /* MFA: one-column recovery list, wrapping action rows, full-width code
     input with a readable letter-spacing (12px overflows 360px). */
  #config-modal .mfa-recovery-list {
    grid-template-columns: 1fr;
    gap: 6px;
  }
  #config-modal .mfa-verify-section,
  #config-modal .mfa-recovery-actions,
  #config-modal .mfa-disable-actions {
    flex-wrap: wrap;
  }
  #config-modal .mfa-verify-section .config-input,
  #config-modal .mfa-verify-section .config-btn-primary {
    flex: 1 1 100%;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
  }
  #config-modal .mfa-recovery-actions .config-btn-secondary,
  #config-modal .mfa-disable-actions .config-btn-danger {
    flex: 1 1 auto;
    min-height: 44px;
    box-sizing: border-box;
  }
  #config-modal .mfa-code-input {
    width: 100%;
    max-width: 320px;
    min-height: 52px;
    font-size: 24px;
    letter-spacing: 6px;
  }
  #config-modal .mfa-secret-code {
    display: block;
    word-break: break-all;
    overflow-wrap: anywhere;
  }
  #config-modal .mfa-code-input-group {
    flex-wrap: wrap;
    justify-content: flex-start;
  }
  /* WebAuthn key rows: wrap instead of clipping the remove button. */
  #config-modal .webauthn-key-item {
    flex-wrap: wrap;
    gap: 8px;
  }
  #config-modal .webauthn-key-label {
    flex: 1 1 100%;
    min-width: 0;
  }
  #config-modal .webauthn-key-item .config-btn-sm {
    min-height: 44px;
    min-width: 44px;
  }
  #config-modal .hidden-files-add-row {
    flex-wrap: wrap;
  }
  #config-modal .hidden-files-add-row .config-input {
    flex: 1 1 100%;
    max-width: none;
    min-width: 0;
  }
  #config-modal .config-diag-row {
    flex-wrap: wrap;
    gap: 4px 8px;
  }
  /* AI keys sticky footer: clear the mobile toolbar + home indicator. */
  #config-modal .ai-keys-footer {
    padding-bottom: calc(12px + env(safe-area-inset-bottom, 0));
    bottom: 0;
  }
  /* Two-column grids → single column. */
  #config-modal .ai-default-grid,
  #config-modal .ai-provider-fields {
    grid-template-columns: 1fr;
  }
  /* Add-rows (tokens, webhooks, tag filters) wrap instead of overflowing. */
  #config-modal .config-add-row,
  #config-modal .config-add-pattern {
    flex-wrap: wrap;
  }
  #config-modal .config-add-row .config-input,
  #config-modal .config-add-pattern .config-input,
  #config-modal .config-add-row .config-select {
    flex: 1 1 140px;
    width: auto !important; /* override fixed inline widths (180/140/100px) */
    min-width: 0;
  }
  #config-modal .config-add-row .config-btn-add,
  #config-modal .config-add-pattern .config-btn-add {
    flex: 1 1 auto;
    min-height: 44px;
  }
  /* Webhook / token / share rows wrap; long URLs and meta take their own
     line instead of squeezing the delete control off-screen. */
  #config-modal .webhook-item,
  #config-modal .token-item,
  #config-modal .share-item {
    flex-wrap: wrap;
  }
  #config-modal .webhook-url,
  #config-modal .token-meta,
  #config-modal .share-url {
    flex: 1 1 100%;
    min-width: 0;
    white-space: normal;
    overflow-wrap: anywhere;
  }
  #config-modal .webhook-delete,
  #config-modal .token-delete,
  #config-modal .share-revoke {
    min-width: 44px;
    min-height: 44px;
  }
  /* Sticky AI-keys footer: full-width touch-friendly buttons. */
  #config-modal .ai-keys-footer .config-btn-save,
  #config-modal .ai-keys-footer .config-btn-secondary {
    flex: 1 1 100%;
    min-height: 44px;
  }
  /* Long inline code in tips (ex. MCP usage snippet) must wrap. */
  #config-modal .qh-tip {
    flex-wrap: wrap;
  }
  #config-modal .qh-tip span {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  /* Drawer: left slide-over above a dimming backdrop. Higher specificity
     than the generic .help-nav rules (body .help-nav / .help-nav) that hide
     the nav on mobile. JS toggles .config-toc-open on #config-modal. */
  #config-modal #config-nav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(320px, 88vw);
    min-width: 0;
    max-width: 88vw;
    max-height: 100dvh;
    height: 100%;
    box-sizing: border-box;
    z-index: 40;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    border-bottom: none;
    box-shadow: none;
    backdrop-filter: none;
    display: none;
    overflow: hidden;
    animation: config-toc-slide-in 200ms ease-out;
  }
  #config-modal.config-toc-open #config-nav {
    display: flex;
    max-height: 100dvh;
  }
  #config-modal .help-nav-list {
    padding-bottom: calc(20px + env(safe-area-inset-bottom, 0));
  }
  /* Backdrop: covers the full modal, sits above the content (z-index auto)
     and below the drawer (z-index 40). Clicks on the pseudo-element are
     attributed to #config-modal, so the existing e.target === modal handler
     closes the drawer first; it also blocks taps reaching the content. */
  #config-modal.config-toc-open::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 35;
    background: rgba(0, 0, 0, 0.45);
  }
  @keyframes config-toc-slide-in {
    from {
      transform: translateX(-100%);
    }
    to {
      transform: translateX(0);
    }
  }
  /* Content area gets a bottom pad so the sticky Save row never covers the
     last controls while the virtual keyboard is open. */
  #config-modal #config-scroll .config-content {
    padding-bottom: 80px;
  }
}

/* --- Toast notifications --- */
.toast-container {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
.toast {
  padding: 10px 20px;
  border-radius: 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 250ms ease,
    transform 250ms ease;
  pointer-events: auto;
  max-width: 420px;
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}
.toast-error {
  border-color: var(--danger);
  background: var(--danger-bg);
  color: var(--danger);
}
.toast-success {
  border-color: var(--success);
  background: var(--success-bg);
  color: var(--success);
}

/* --- Tree loading indicator --- */
.tree-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
}

/* ---------------------------------------------------------------------------
   Advanced Search — Autocomplete Dropdown
   --------------------------------------------------------------------------- */
.search-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: 4px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  z-index: 200;
}
.search-dropdown[hidden] {
  display: none;
}
.search-dropdown__section {
  border-bottom: 1px solid var(--border);
}
.search-dropdown__section:last-child {
  border-bottom: none;
}
.search-dropdown__section[hidden] {
  display: none;
}
.search-dropdown__section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg-primary);
  position: sticky;
  top: 0;
  z-index: 1;
}
.search-dropdown__clear-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
}
.search-dropdown__clear-btn:hover {
  color: var(--danger);
  background: var(--danger-bg, rgba(255, 0, 0, 0.08));
}
.search-dropdown__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.search-dropdown__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-primary);
  transition: background 120ms ease;
}
.search-dropdown__item:hover,
.search-dropdown__item.active {
  background: var(--bg-hover);
}
.search-dropdown__item--history {
  color: var(--text-secondary);
}
.search-dropdown__item--history .search-dropdown__icon {
  color: var(--text-muted);
}
.search-dropdown__item--title .search-dropdown__meta {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}
.search-dropdown__item--tag .search-dropdown__badge {
  margin-left: auto;
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-primary);
  padding: 1px 6px;
  border-radius: 10px;
}
.search-dropdown__icon {
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  color: var(--text-muted);
}
.search-dropdown__text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.search-dropdown__text mark {
  background: var(--accent);
  color: var(--bg-primary);
  border-radius: 2px;
  padding: 0 1px;
}
.search-dropdown__empty {
  padding: 16px 12px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.search-dropdown__empty[hidden] {
  display: none;
}

/* ---------------------------------------------------------------------------
   Advanced Search — Filter Chips
   --------------------------------------------------------------------------- */
.search-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px 0 0;
}
.search-chips[hidden] {
  display: none;
}
.search-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 0.75rem;
  font-family: "JetBrains Mono", monospace;
  border-radius: 12px;
  background: var(--accent);
  color: var(--bg-primary);
  cursor: default;
  max-width: 200px;
  white-space: nowrap;
}
.search-chip__label {
  overflow: hidden;
  text-overflow: ellipsis;
}
.search-chip__remove {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0;
  opacity: 0.7;
  transition: opacity 120ms;
}
.search-chip__remove:hover {
  opacity: 1;
}
.search-chip--tag {
  background: var(--accent);
  color: var(--bg-primary);
}
.search-chip--vault {
  background: var(--success, #22c55e);
  color: #fff;
}
.search-chip--title {
  background: var(--warning, #f59e0b);
  color: #1a1a1a;
}
.search-chip--path {
  background: var(--text-muted);
  color: var(--bg-primary);
}

/* ---------------------------------------------------------------------------
   Advanced Search — Snippet Highlights
   --------------------------------------------------------------------------- */
.search-result__snippet mark {
  background: var(--accent);
  color: var(--bg-primary);
  border-radius: 2px;
  padding: 0 2px;
  font-weight: 600;
}

/* ---------------------------------------------------------------------------
   Advanced Search — Facets Panel
   --------------------------------------------------------------------------- */
.search-facets {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.search-facets[hidden] {
  display: none;
}
.search-facets__group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.search-facets__label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-right: 4px;
}
.search-facets__item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  cursor: pointer;
  transition:
    border-color 120ms,
    background 120ms;
}
.search-facets__item:hover {
  border-color: var(--accent);
  background: var(--bg-hover);
}
.search-facets__item .facet-count {
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* ---------------------------------------------------------------------------
   Advanced Search — Pagination
   --------------------------------------------------------------------------- */
.search-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 0;
}
.search-pagination__btn {
  padding: 6px 14px;
  font-size: 0.82rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  transition:
    border-color 120ms,
    background 120ms;
}
.search-pagination__btn:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--bg-hover);
}
.search-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.search-pagination__info {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---------------------------------------------------------------------------
   Advanced Search — Sort Controls
   --------------------------------------------------------------------------- */
.search-sort {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.search-sort__btn {
  padding: 3px 10px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 120ms;
}
.search-sort__btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg-hover);
}

/* ---------------------------------------------------------------------------
   Advanced Search — Responsive
   --------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .search-dropdown {
    max-height: 280px;
  }
  .search-facets {
    flex-direction: column;
    gap: 8px;
  }
  .search-chip {
    max-width: 150px;
  }
}

/* ---------------------------------------------------------------------------
   Sync Badge — real-time connection status indicator
   --------------------------------------------------------------------------- */
.sync-badge {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-left: 8px;
  cursor: pointer;
  transition:
    background 300ms,
    box-shadow 300ms;
  flex-shrink: 0;
  vertical-align: middle;
}
.sync-badge--disconnected {
  background: #ef4444;
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.25);
}
.sync-badge--connecting {
  background: #f59e0b;
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.25);
  animation: sync-pulse 1.5s ease-in-out infinite;
}
.sync-badge--connected {
  background: #22c55e;
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.2);
}
.sync-badge--syncing {
  background: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
  animation: sync-pulse 0.8s ease-in-out infinite;
}
@keyframes sync-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

/* AI processing — white flash on the sync badge */
.sync-badge--ai-processing {
  background: #ffffff !important;
  box-shadow: 0 0 6px 3px rgba(255, 255, 255, 0.6) !important;
  animation: ai-flash 0.6s ease-in-out infinite;
}

@keyframes ai-flash {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px 3px rgba(255,255,255,0.6); }
  50%      { opacity: 0.3; box-shadow: 0 0 12px 6px rgba(255,255,255,0.9); }
}

/* ── AI Status section inside sync panel ── */

.sync-panel__ai-section {
  border-top: 1px solid var(--border);
  padding: 10px 14px;
}

.sync-panel__ai-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.sync-panel__ai-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 5px;
}

.sync-panel__ai-label {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.sync-panel__ai-state {
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: 4px;
}

.sync-panel__ai-state i {
  flex-shrink: 0;
}

.sync-panel__ai--active {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.1);
}

.sync-panel__ai--inactive {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
}

.sync-panel__ai--processing {
  color: #ffffff;
  background: rgba(59, 130, 246, 0.2);
  animation: ai-status-pulse 1s ease-in-out infinite;
}

.sync-panel__ai--unknown {
  color: var(--text-muted);
  background: var(--bg-tertiary);
}

@keyframes ai-status-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.6; }
}

/* ---------------------------------------------------------------------------
   Vault Home Page
   --------------------------------------------------------------------------- */

.vault-home {
  padding: 16px 24px;
  max-width: 900px;
  margin: 0 auto;
}

.vault-home-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  font-size: 0.85rem;
  margin-bottom: 16px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.vault-home-breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text-secondary);
  transition: background 0.15s, color 0.15s;
  user-select: none;
}

.vault-home-breadcrumb-item:hover {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--text-primary);
}

.vault-home-breadcrumb-root {
  font-weight: 600;
  color: var(--accent);
}

.vault-home-breadcrumb-sep {
  color: var(--text-muted);
  user-select: none;
  font-size: 0.8rem;
}

.vault-home-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.vault-home-count {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-secondary);
  padding: 3px 10px;
  border-radius: 4px;
}

.vault-home-recursive-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.vault-home-dir-info {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.vault-home-results {
  min-height: 200px;
}

.vault-home-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
  gap: 8px;
}

.vault-home-empty p {
  font-size: 0.85rem;
  margin: 0;
}

.vault-home-error {
  padding: 2rem;
  text-align: center;
  color: var(--danger, #ef4444);
  font-size: 0.85rem;
}

/* ── Recent files section on vault home ── */
.vault-home-recent {
  margin-bottom: 20px;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.vault-home-recent-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.vault-home-recent-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.vault-home-recent-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 6px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.12s;
  font-size: 0.82rem;
}

.vault-home-recent-item:hover {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.vault-home-recent-title {
  color: var(--text-primary);
  font-weight: 500;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.vault-home-recent-dir {
  color: var(--text-muted);
  font-size: 0.72rem;
  font-family: var(--font-mono);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.vault-home-recent-time {
  color: var(--text-muted);
  font-size: 0.7rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.vault-home-item {
  cursor: pointer;
}

.vault-home-item:hover {
  background: var(--bg-secondary);
}

/* ---------------------------------------------------------------------------
   Sync Panel — event log overlay
   --------------------------------------------------------------------------- */
.sync-panel {
  position: fixed;
  top: 52px;
  left: 16px;
  width: 340px;
  max-height: 400px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  overflow: hidden;
  font-size: 0.82rem;
}
.sync-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.sync-panel__title {
  font-weight: 600;
  color: var(--text-primary);
}
.sync-panel__state {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 8px;
  font-weight: 500;
}
.sync-panel__state--connected {
  background: rgba(34, 197, 94, 0.15);
  color: #22c55e;
}
.sync-panel__state--disconnected {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}
.sync-panel__state--connecting {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}
.sync-panel__state--syncing {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}
.sync-panel__empty {
  padding: 20px 14px;
  text-align: center;
  color: var(--text-muted);
}
.sync-panel__events {
  max-height: 320px;
  overflow-y: auto;
  padding: 4px 0;
}
.sync-panel__event {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-bottom: 1px solid var(--border);
}
.sync-panel__event:last-child {
  border-bottom: none;
}
.sync-panel__event-type {
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
}
.sync-panel__event-detail {
  color: var(--text-secondary);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.sync-panel__event-time {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ---------------------------------------------------------------------------
   Toast — info variant (blue)
   --------------------------------------------------------------------------- */
.toast.toast-info {
  background: #1e3a5f;
  border-left: 4px solid #3b82f6;
  color: #bfdbfe;
}
[data-theme="light"] .toast.toast-info {
  background: #eff6ff;
  border-left: 4px solid #3b82f6;
  color: #1e40af;
}

/* ---------------------------------------------------------------------------
   Config Toggle Switch
   --------------------------------------------------------------------------- */
.config-toggle {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  flex-shrink: 0;
}
.config-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}
.config-toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: 22px;
  transition:
    background 200ms,
    border-color 200ms;
}
.config-toggle-slider::before {
  content: "";
  position: absolute;
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background: var(--text-muted);
  border-radius: 50%;
  transition:
    transform 200ms,
    background 200ms;
}
.config-toggle input:checked + .config-toggle-slider {
  background: rgba(34, 197, 94, 0.2);
  border-color: #22c55e;
}
.config-toggle input:checked + .config-toggle-slider::before {
  transform: translateX(18px);
  background: #22c55e;
}

/* ---------------------------------------------------------------------------
   Hidden Files Configuration
   --------------------------------------------------------------------------- */
.hidden-files-vault-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 12px;
  transition: border-color 200ms ease;
}

.hidden-files-vault-card:hover {
  border-color: var(--accent);
}

.hidden-files-vault-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.hidden-files-vault-header h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.hidden-files-vault-type {
  font-size: 0.7rem;
  padding: 2px 6px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 3px;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hidden-files-whitelist {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.hidden-files-whitelist-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
  min-height: 28px;
  padding: 4px;
  background: var(--bg-primary);
  border-radius: 4px;
  border: 1px dashed var(--border);
}

.hidden-files-whitelist-items:empty::before {
  content: "Aucun dossier dans la liste blanche";
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
}

.hidden-files-whitelist-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 6px 3px 8px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 4px;
  font-size: 0.85rem;
  font-family: var(--mono);
  border: 1px solid color-mix(in srgb, var(--tag-text) 30%, transparent);
  transition: all 150ms ease;
}

.hidden-files-whitelist-item:hover {
  background: color-mix(in srgb, var(--tag-bg) 80%, var(--accent) 20%);
  border-color: var(--accent);
}

.whitelist-item-text {
  user-select: none;
}

.whitelist-item-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  padding: 0 2px;
  transition: all 150ms ease;
  border-radius: 2px;
}

.whitelist-item-remove:hover {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 15%, transparent);
}

.hidden-files-add-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 4px;
}

.hidden-files-add-row .config-input {
  flex: 1;
  max-width: 250px;
  font-family: var(--mono);
  font-size: 0.9rem;
}

/* ---------------------------------------------------------------------------
   Utility — hidden class
   --------------------------------------------------------------------------- */
.hidden {
  display: none !important;
}

/* ---------------------------------------------------------------------------
   Login Screen
   --------------------------------------------------------------------------- */
.login-screen {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #090e17 0%, #101827 50%, #1b2838 100%);
}
.login-card {
  width: 380px;
  max-width: 90vw;
  background: rgba(30, 30, 46, 0.85);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 40px 36px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: loginFadeIn 0.4s ease-out;
}
@keyframes loginFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
.login-header {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 8px;
}
.login-logo-icon {
  font-size: 2rem;
}
.login-logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, #7dd3fc, #38bdf8, #0ea5e9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.login-subtitle {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
  margin: 0;
}
.login-form .form-group {
  margin-bottom: 20px;
}
.login-form .form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 6px;
}
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  color: #e2e8f0;
  font-size: 0.92rem;
  font-family: inherit;
  outline: none;
  transition:
    border-color 200ms,
    box-shadow 200ms;
  box-sizing: border-box;
}
.login-form input:focus {
  border-color: #818cf8;
  box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.2);
}
.login-form input::placeholder {
  color: rgba(255, 255, 255, 0.25);
}
.password-input-wrapper {
  position: relative;
}
.password-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  opacity: 0.5;
  transition: opacity 150ms;
  padding: 4px;
}
.password-toggle:hover {
  opacity: 0.9;
}
.form-group--inline {
  display: flex;
  align-items: center;
}
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}
.checkbox-label input[type="checkbox"] {
  accent-color: #818cf8;
  width: 15px;
  height: 15px;
}
.login-error {
  padding: 10px 14px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  font-size: 0.82rem;
  margin-bottom: 16px;
}
.btn-login {
  width: 100%;
  padding: 13px 24px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    opacity 200ms,
    transform 100ms;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
}
.btn-login:hover:not(:disabled) {
  opacity: 0.92;
}
.btn-login:active:not(:disabled) {
  transform: scale(0.98);
}
.btn-login:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn-spinner {
  font-size: 1rem;
}

/* Light theme login */
[data-theme="light"] .login-screen {
  background: linear-gradient(135deg, #dbeafe, #eff6ff, #bfdbfe);
}
[data-theme="light"] .login-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .login-subtitle {
  color: rgba(0, 0, 0, 0.45);
}
[data-theme="light"] .login-form .form-group label {
  color: rgba(0, 0, 0, 0.6);
}
[data-theme="light"] .login-form input[type="text"],
[data-theme="light"] .login-form input[type="password"] {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.12);
  color: #1e293b;
}
[data-theme="light"] .login-form input::placeholder {
  color: rgba(0, 0, 0, 0.3);
}
[data-theme="light"] .checkbox-label {
  color: rgba(0, 0, 0, 0.5);
}
[data-theme="light"] .login-error {
  background: rgba(239, 68, 68, 0.08);
  color: #dc2626;
}

/* ---------------------------------------------------------------------------
   User Menu (header)
   --------------------------------------------------------------------------- */
.user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}
.user-display-name {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-menu-link,
.btn-logout {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition:
    color 150ms,
    background 150ms;
}
.user-menu-link:hover,
.btn-logout:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}
.btn-logout:hover {
  color: var(--danger);
}

/* ---------------------------------------------------------------------------
   Sidebar account section (#112) — identity + logout pinned at the bottom
   --------------------------------------------------------------------------- */
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-sidebar);
  flex-shrink: 0;
}
.sidebar-user[hidden] {
  display: none;
}
.sidebar-user-profile {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: background 150ms ease, border-color 150ms ease;
}
.sidebar-user-profile:hover {
  background: var(--bg-hover);
  border-color: var(--border);
}
.sidebar-user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, #7c3aed));
}
/* #113 — custom avatar image fills the circle; initials stay the fallback */
.sidebar-user-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}
.sidebar-user-meta {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}
.sidebar-user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  max-width: none;
}
.sidebar-user-role {
  font-size: 0.7rem;
  color: var(--text-muted);
}
.sidebar-user-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 150ms ease, background 150ms ease, border-color 150ms ease;
}
.sidebar-user-logout:hover {
  color: var(--danger);
  background: var(--bg-hover);
  border-color: var(--border);
}

/* Version row inside the header options menu (#112) */
.menu-list-version {
  cursor: default;
  border-top: 1px solid var(--border);
  margin-top: 4px;
  padding-top: 8px;
}
.menu-list-version .version-badge {
  margin-left: 4px;
}

/* ---------------------------------------------------------------------------
   Admin Panel
   --------------------------------------------------------------------------- */
.admin-toolbar {
  padding: 16px;
  display: flex;
  justify-content: flex-end;
}
.admin-users-list {
  padding: 0 16px 16px;
}
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.admin-table th,
.admin-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.admin-table th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-primary);
  position: sticky;
  top: 0;
}
.admin-table td {
  color: var(--text-primary);
}
.admin-role-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.admin-role-admin {
  background: rgba(59, 130, 246, 0.15);
  color: #3b82f6;
}
.admin-role-user {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}
.admin-vaults-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.admin-actions {
  white-space: nowrap;
}
.admin-action-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 4px;
  font-size: 0.9rem;
  transition: background 150ms;
}
.admin-action-btn:hover {
  background: var(--bg-hover);
}
.admin-action-btn.danger:hover {
  background: rgba(239, 68, 68, 0.12);
}

/* Admin form overlay */
.admin-form-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  backdrop-filter: blur(4px);
}
.admin-form-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  width: 440px;
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.admin-form-card h3 {
  margin: 0 0 20px;
  font-size: 1.05rem;
  color: var(--text-primary);
}
.admin-form-card .form-group {
  margin-bottom: 16px;
}
.admin-form-card .form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.admin-form-card input[type="text"],
.admin-form-card input[type="password"],
.admin-form-card select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-family: inherit;
  outline: none;
  transition: border-color 200ms;
  box-sizing: border-box;
}
.admin-form-card input:focus,
.admin-form-card select:focus {
  border-color: var(--accent);
}
.admin-vault-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 160px;
  overflow-y: auto;
  padding: 8px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.admin-vault-list .checkbox-label {
  color: var(--text-primary);
  font-size: 0.82rem;
}
.admin-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

/* ---------------------------------------------------------------------------
   Popup Mode (Nouvelle fenêtre)
   --------------------------------------------------------------------------- */
body.popup-mode .top-nav,
body.popup-mode .sidebar,
body.popup-mode .resizer,
body.popup-mode .content-header {
  display: none !important;
}
body.popup-mode .main-layout {
  height: 100vh;
}
body.popup-mode .content-area {
  margin: 15px auto;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 12px;
  height: calc(100vh - 30px);
  max-width: 1000px;
  overflow-y: auto;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  box-sizing: border-box;
}

/* ---------------------------------------------------------------------------
   Recent Tab Styles
   --------------------------------------------------------------------------- */

/* Liste récente */
.recent-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 4px 0;
}

/* Item */
.recent-item {
  padding: 10px 12px;
  border-radius: 6px;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition:
    background 0.15s,
    border-color 0.15s;
}
.recent-item:hover {
  background: var(--bg-secondary);
  border-left-color: var(--accent);
}
.recent-item.active {
  border-left-color: var(--accent);
  background: var(--bg-secondary);
}

/* Header: temps + badge vault */
.recent-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3px;
}
.recent-time {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.recent-vault-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  opacity: 0.85;
}

/* Titre */
.recent-item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

/* Breadcrumb path */
.recent-item-path {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-family: monospace;
}

/* Preview */
.recent-item-preview {
  font-size: 12px;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  margin-bottom: 5px;
}

/* Tags */
.recent-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.recent-item-tags .tag-pill {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 10px;
  background: var(--bg-secondary);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* Filtre vault */
.recent-filter-bar {
  padding: 8px 12px 4px;
}
.recent-filter-bar select {
  width: 100%;
  padding: 4px 8px;
  font-size: 12px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
}

/* État vide */
.recent-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 16px;
  color: var(--text-muted);
  gap: 8px;
  font-size: 13px;
}

/* ---------------------------------------------------------------------------
   Find in Page
   --------------------------------------------------------------------------- */

/* Animation d'entrée */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Barre principale */
.find-in-page-bar {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  animation: slideUp 200ms ease;
  max-width: calc(100vw - 40px);
}

.find-in-page-bar[hidden] {
  display: none;
}

/* Contenu de la barre */
.find-in-page-content {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Icône de recherche */
.find-icon {
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* Input de recherche */
#find-input {
  flex: 1;
  min-width: 200px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 200ms ease;
}

#find-input:focus {
  border-color: var(--accent);
}

/* Compteur d'occurrences */
.find-counter {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  min-width: 90px;
  text-align: center;
}

/* Boutons de navigation */
.find-nav-buttons {
  display: flex;
  gap: 4px;
}

/* Boutons génériques */
.find-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 150ms ease;
  padding: 0;
  flex-shrink: 0;
}

.find-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-primary));
}

.find-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Options */
.find-options {
  display: flex;
  gap: 4px;
  border-left: 1px solid var(--border);
  padding-left: 10px;
}

.find-option-btn {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem;
  font-weight: 600;
}

.find-option-btn[aria-pressed="true"] {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 20%, var(--bg-primary));
  color: var(--accent);
}

.find-option-text {
  pointer-events: none;
}

/* Bouton fermer */
.find-close {
  border-left: 1px solid var(--border);
  margin-left: 6px;
}

.find-close:hover {
  background: var(--danger-bg);
  border-color: var(--danger);
  color: var(--danger);
}

/* Message d'erreur */
.find-error {
  margin-top: 8px;
  padding: 6px 10px;
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  border-radius: 6px;
  color: var(--danger);
  font-size: 0.75rem;
  font-family: "JetBrains Mono", monospace;
}

.find-error[hidden] {
  display: none;
}

/* Highlights dans le contenu */
.find-highlight {
  background: rgba(255, 235, 59, 0.4);
  padding: 0 2px;
  border-radius: 2px;
  transition: background 150ms ease;
}

[data-theme="dark"] .find-highlight {
  background: rgba(255, 193, 7, 0.35);
}

.find-highlight-active {
  background: rgba(255, 193, 7, 0.7);
  box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.3);
}

[data-theme="dark"] .find-highlight-active {
  background: rgba(255, 193, 7, 0.6);
  box-shadow: 0 0 0 2px rgba(255, 193, 7, 0.4);
}

/* Responsive mobile */
@media (max-width: 768px) {
  .find-in-page-bar {
    bottom: 10px;
    left: 10px;
    right: 10px;
    max-width: none;
    padding: 10px 12px;
  }

  .find-in-page-content {
    gap: 6px;
  }

  #find-input {
    min-width: 120px;
    font-size: 0.8rem;
  }

  .find-counter {
    font-size: 0.7rem;
    min-width: 80px;
  }

  .find-btn {
    width: 32px;
    height: 32px;
  }

  .find-options {
    padding-left: 6px;
  }
}

/* ===== PWA STYLES ===== */

/* PWA Update Notification */
.pwa-update-notification {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 10000;
  animation: slideInUp 0.3s ease-out;
}

.pwa-update-content {
  background: var(--accent);
  color: white;
  padding: 16px 20px;
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 400px;
}

.pwa-update-content span {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
}

.pwa-update-btn {
  background: white;
  color: var(--accent);
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.pwa-update-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.pwa-update-dismiss {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.pwa-update-dismiss:hover {
  opacity: 1;
}

/* PWA Install Button (optional - can be added to header) */
#pwa-install-btn {
  display: none;
  background: var(--accent);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

#pwa-install-btn:hover {
  background: var(--accent-green);
  transform: translateY(-1px);
}

/* Animations */
@keyframes slideInUp {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Mobile responsive */
@media (max-width: 768px) {
  .pwa-update-notification {
    bottom: 10px;
    right: 10px;
    left: 10px;
  }

  .pwa-update-content {
    padding: 12px 16px;
    font-size: 0.85rem;
  }

  .pwa-update-btn {
    padding: 6px 12px;
    font-size: 0.8rem;
  }
}

/* ---------------------------------------------------------------------------
   Dashboard Home - Recent Files Widget
   --------------------------------------------------------------------------- */

.dashboard-home {
  padding: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.dashboard-section {
  display: flex;
  flex-direction: column;
}

.dashboard-header {
  margin-bottom: 20px;
}

.dashboard-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.dashboard-icon {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.dashboard-title-row h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.dashboard-filter-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.dashboard-select {
  padding: 6px 12px;
  font-size: 13px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  min-width: 160px;
}

.dashboard-select:focus {
  outline: none;
  border-color: var(--accent);
}

.dashboard-count {
  font-size: 12px;
  color: var(--text-muted);
  padding: 4px 10px;
  background: var(--bg-secondary);
  border-radius: 12px;
}

/* Grid */
.dashboard-recent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
  flex: 1;
  width: 100%;
}

@media (max-width: 1200px) {
  .dashboard-recent-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dashboard-home {
    padding: 16px;
  }

  .dashboard-recent-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-title-row h2 {
    font-size: 1.2rem;
  }
}

/* Card */
.dashboard-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: fadeSlideIn 0.3s ease forwards;
  opacity: 0;
  /* BUG-017: allow the card to shrink inside the grid instead of overflowing
     the viewport because of long nowrap titles/paths. */
  min-width: 0;
  overflow: hidden;
}

.dashboard-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  border-color: var(--accent);
}

.dashboard-card:active {
  transform: translateY(0);
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Staggered animation for cards */
.dashboard-card:nth-child(1) {
  animation-delay: 0ms;
}
.dashboard-card:nth-child(2) {
  animation-delay: 50ms;
}
.dashboard-card:nth-child(3) {
  animation-delay: 100ms;
}
.dashboard-card:nth-child(4) {
  animation-delay: 150ms;
}
.dashboard-card:nth-child(5) {
  animation-delay: 200ms;
}
.dashboard-card:nth-child(6) {
  animation-delay: 250ms;
}
.dashboard-card:nth-child(7) {
  animation-delay: 300ms;
}
.dashboard-card:nth-child(8) {
  animation-delay: 350ms;
}
.dashboard-card:nth-child(9) {
  animation-delay: 400ms;
}

/* Card header */
.dashboard-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  min-width: 0;
}

.dashboard-card-icon {
  width: 40px;
  height: 40px;
  padding: 4px;
  background: transparent;
  border: 2px solid var(--accent);
  border-radius: 8px;
  color: var(--accent);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dashboard-card-icon svg {
  width: 24px;
  height: 24px;
}

.dashboard-vault-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 10px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  margin-right: auto;
}

.dashboard-card-bookmark-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.dashboard-card-bookmark-btn:hover {
  background: var(--bg-primary);
  color: var(--accent);
}

.dashboard-card-bookmark-btn.active {
  color: var(--accent-green);
}

/* Card title */
.dashboard-card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
}

/* Card path */
.dashboard-card-path {
  font-size: 11px;
  color: var(--text-muted);
  font-family: "JetBrains Mono", monospace;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Card preview */
.dashboard-card-preview {
  display: none;
}

/* Card footer */
.dashboard-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
  padding-top: 6px;
  border-top: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
  min-width: 0;
}

.dashboard-card-time {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.dashboard-card-time svg {
  width: 12px;
  height: 12px;
}

/* Card tags */
.dashboard-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.dashboard-card-tags .tag-pill {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 8px;
  background: var(--bg-tertiary);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* Empty state */
.dashboard-recent-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  color: var(--text-muted);
  gap: 12px;
  text-align: center;
  flex: 1;
}

.dashboard-recent-empty svg {
  width: 48px;
  height: 48px;
  opacity: 0.4;
}

.dashboard-recent-empty span {
  font-size: 16px;
  font-weight: 500;
}

.dashboard-recent-empty p {
  font-size: 13px;
  margin: 0;
  opacity: 0.7;
}

/* Loading skeletons */
.dashboard-loading {
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.dashboard-loading.active {
  display: grid;
}

@media (max-width: 1200px) {
  .dashboard-loading {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dashboard-loading {
    grid-template-columns: 1fr;
  }
}

.skeleton-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  height: 160px;
  position: relative;
  overflow: hidden;
}

.skeleton-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* ===== CONTEXT MENU ===== */
.context-menu {
  position: fixed;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  min-width: 200px;
  z-index: 10000;
  padding: 4px;
  display: none;
}

.context-menu.active {
  display: block;
}

.context-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--text-primary);
  transition: all 150ms ease;
}

.context-menu-item:hover:not(.disabled) {
  background: var(--bg-hover);
  color: var(--accent);
}

.context-menu-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.context-menu-item .icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.context-menu-separator {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

/* ===== INLINE RENAME ===== */
.sidebar-item-input {
  width: 100%;
  padding: 4px 8px;
  background: var(--bg-primary);
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  outline: none;
}

/* ===== VAULT READONLY BADGE ===== */
.vault-readonly-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  margin-left: 6px;
}

/* ===== OBSIGATE MODALS ===== */
.obsigate-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.obsigate-modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.obsigate-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
  min-width: 400px;
  max-width: 600px;
  transform: scale(0.9);
  transition: transform 200ms ease;
}

.obsigate-modal-overlay.active .obsigate-modal {
  transform: scale(1);
}

.obsigate-modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.obsigate-modal-title {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.obsigate-modal-body {
  padding: 20px;
}

.obsigate-modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.modal-input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 200ms ease;
}

.modal-input:focus {
  border-color: var(--accent);
}

.modal-input.error {
  border-color: var(--danger);
}

.modal-label {
  display: block;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.modal-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.modal-error {
  font-size: 0.8rem;
  color: var(--danger);
  margin-top: 6px;
}

.modal-select {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9rem;
  outline: none;
  cursor: pointer;
  transition: border-color 200ms ease;
}

.modal-select:focus {
  border-color: var(--accent);
}

.modal-btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 150ms ease;
}

.modal-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.modal-btn.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.modal-btn.primary:hover {
  opacity: 0.9;
}

.modal-btn.danger {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
}

.modal-btn.danger:hover {
  opacity: 0.9;
}

.modal-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.modal-form-group {
  margin-bottom: 16px;
}

.modal-form-group:last-child {
  margin-bottom: 0;
}

.modal-warning {
  padding: 12px;
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  border-radius: 6px;
  color: var(--danger);
  font-size: 0.85rem;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.modal-warning .icon {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ===== TAB BAR ===== */
.tab-bar {
  display: flex;
  align-items: stretch;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  flex-shrink: 0;
  min-height: 36px;
}

.tab-bar[hidden] {
  display: none;
}

.tab-list {
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  overflow-y: hidden;
  flex: 1;
  scrollbar-width: thin;
}

/* Split buttons in tab bar */
.tab-split-buttons {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 4px;
  flex-shrink: 0;
  opacity: 0.3;
  transition: opacity 150ms ease;
}

.tab-bar:hover .tab-split-buttons,
.tab-split-buttons:hover {
  opacity: 1;
}

.tab-split-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 100ms ease, color 100ms ease;
}

.tab-split-btn:hover {
  background: var(--bg-hover);
  color: var(--accent);
}

.tab-list::-webkit-scrollbar {
  height: 3px;
}

.tab-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
  border-right: 1px solid var(--border);
  background: transparent;
  transition: background 0.15s, color 0.15s;
  user-select: none;
  position: relative;
  min-width: 0;
  flex-shrink: 0;
}

.tab-item:hover {
  background: var(--bg-hover);
  color: var(--text-secondary);
}

.tab-item.active {
  background: var(--bg-primary);
  color: var(--text-primary);
  border-bottom: 2px solid var(--accent);
  margin-bottom: -1px;
}

.tab-item .tab-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  opacity: 0.7;
}

.tab-item .tab-name {
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 150px;
}

/* Preview tab (single-click) — italic title, slightly muted */
.tab-item.preview .tab-name {
  font-style: italic;
  opacity: 0.75;
}
.tab-item.preview {
  background: var(--bg-hover);
}

.tab-item .tab-close {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s;
}

.tab-item:hover .tab-close,
.tab-item.active .tab-close {
  opacity: 0.6;
}

.tab-item .tab-close:hover {
  opacity: 1;
  background: var(--bg-hover);
}

.tab-item.dragging {
  opacity: 0.5;
  background: var(--bg-hover);
}

.tab-drop-indicator {
  width: 2px;
  background: var(--accent);
  flex-shrink: 0;
}

/* ── Backlinks panel ── */
.backlinks-panel {
  margin-top: 24px;
  padding: 12px 16px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 8px;
  border: 1px solid var(--border);
}
.backlinks-header {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.backlinks-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.backlink-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s;
}
.backlink-item:hover {
  background: var(--bg-hover);
}
.backlink-vault {
  font-size: 0.7rem;
  color: var(--accent);
  background: var(--accent-bg, rgba(99, 102, 241, 0.1));
  padding: 1px 6px;
  border-radius: 3px;
}
.backlink-title {
  font-size: 0.85rem;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ── Unsupported file notice ── */
.unsupported-file {
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
}
.unsupported-file i {
  display: block;
  margin: 0 auto 12px;
  opacity: 0.4;
}
.unsupported-file .filename {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  word-break: break-all;
}
.unsupported-file .btn-action {
  margin-top: 12px;
  display: inline-flex;
}

/* ── Dashboard Stats Grid ── */
.dashboard-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 12px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 8px;
  border: 1px solid var(--border);
}
.stat-icon {
  width: 24px;
  height: 24px;
  opacity: 0.6;
  margin-bottom: 8px;
  color: var(--accent);
}
.stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.dashboard-stats-loading {
  padding: 16px;
  text-align: center;
  color: var(--text-muted);
}

/* ── Dashboard Conflicts ── */
.dashboard-conflicts-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.conflict-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 6px;
  border: 1px solid var(--border);
  gap: 12px;
}
.conflict-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.conflict-vault {
  font-size: 0.7rem;
  color: var(--accent);
  background: var(--accent-bg, rgba(99,102,241,0.1));
  padding: 1px 6px;
  border-radius: 3px;
  align-self: flex-start;
}
.conflict-name {
  font-size: 0.85rem;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.conflict-date {
  font-size: 0.7rem;
  color: var(--text-muted);
}
.conflict-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.conflict-btn {
  padding: 4px 10px;
  font-size: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  background: var(--bg-primary);
  color: var(--text-primary);
  white-space: nowrap;
}
.conflict-btn:hover { background: var(--bg-hover); }

/* ── Quick Help (Dashboard) ── */
.quick-help {
  margin-top: 16px;
  background: var(--bg-card, var(--bg-secondary));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.qh-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  user-select: none;
}
.qh-header i { color: var(--accent); opacity: 0.7; }
.qh-toggle {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 4px;
}
.qh-toggle:hover { color: var(--text-secondary); background: var(--bg-hover); }
.qh-body {
  padding: 10px 14px 14px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 6px 20px;
}
.qh-body.collapsed { display: none; }
.qh-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
}
.qh-kbd {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent-text, #79c0ff);
  background: var(--accent-bg, #1f2a3a);
  border: 1px solid var(--border-md, #30363d);
  border-radius: 4px;
  white-space: nowrap;
  min-width: 0;
  letter-spacing: 0.3px;
}
.qh-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.qh-divider {
  grid-column: 1 / -1;
  height: 1px;
  background: var(--border);
  margin: 6px 0 8px;
}
.qh-tip {
  grid-column: 1 / -1;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.qh-tip i { color: var(--warn); flex-shrink: 0; margin-top: 1px; }
.qh-tip strong { color: var(--text-secondary); }

/* ── Webhooks UI ── */
.webhook-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 6px;
  margin-bottom: 6px;
  font-size: 0.8rem;
}
.webhook-name { font-weight: 500; min-width: 80px; }
.webhook-url { color: var(--accent); overflow: hidden; text-overflow: ellipsis; flex: 1; }
.webhook-events { color: var(--text-muted); font-size: 0.7rem; }
.webhook-delete { background: none; border: none; color: var(--text-error); cursor: pointer; font-size: 1rem; padding: 2px 6px; }
.config-add-row { display: flex; gap: 8px; margin-top: 8px; }

/* ── API/MCP tokens UI (#107) ── */
.token-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 6px;
  margin-bottom: 6px;
  font-size: 0.8rem;
}
.token-name { font-weight: 500; min-width: 90px; }
.token-badge { font-size: 0.65rem; padding: 2px 8px; border-radius: 10px; white-space: nowrap; }
.token-badge-active { background: color-mix(in srgb, var(--success, #2e7d32) 18%, transparent); color: var(--success, #2e7d32); }
.token-badge-expired { background: color-mix(in srgb, var(--text-error, #c62828) 15%, transparent); color: var(--text-error, #c62828); }
.token-meta { color: var(--text-muted); font-size: 0.7rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; }
.token-delete { background: none; border: none; color: var(--text-error); cursor: pointer; font-size: 1rem; padding: 2px 6px; }
.token-secret-area { margin-top: 10px; padding: 10px; border: 1px dashed var(--accent); border-radius: 8px; }
.token-secret-area.hidden { display: none; }
.token-secret-text { width: 100%; font-family: monospace; font-size: 0.7rem; word-break: break-all; resize: none; }

/* ── Shares UI ── */
.share-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 6px;
  margin-bottom: 6px;
  font-size: 0.8rem;
}
.share-path { font-weight: 500; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.share-url a { color: var(--accent); font-size: 0.75rem; }
.share-meta { color: var(--text-muted); font-size: 0.7rem; }
.share-revoke { background: none; border: 1px solid var(--text-error); color: var(--text-error); cursor: pointer; padding: 2px 8px; border-radius: 4px; font-size: 0.7rem; }

/* ── Share Dialog ── */
.share-dialog-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}
.share-dialog {
  background: var(--bg-primary);
  border-radius: 12px;
  padding: 24px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.share-dialog h3 { margin: 0 0 4px; }
.share-url-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.8rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  box-sizing: border-box;
}
.share-dialog-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  justify-content: flex-end;
}
.share-copy-btn {
  padding: 6px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}
.share-close-btn {
  padding: 6px 16px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}
.share-create-btn {
  padding: 6px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}
.share-revoke-btn {
  padding: 6px 16px;
  background: none;
  color: var(--text-error);
  border: 1px solid var(--text-error);
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
}

/* ── Enhanced Search Bar Toggles ── */
.search-actions .tog {
  font-family: var(--font-mono, monospace);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 3px;
  min-width: auto;
  line-height: 1.4;
}
.search-actions .tog.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.12);
}
.search-actions .icon-only {
  padding: 2px 4px;
  min-width: auto;
}
.search-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  margin: 0 2px;
  align-self: center;
}
.search-count {
  font-size: 10px;
  color: var(--text-muted);
  font-family: var(--font-mono, monospace);
  white-space: nowrap;
  min-width: 28px;
  text-align: center;
}
.search-filter-row, .search-replace-row {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 4px 0 0 0;
}
.search-filter-input {
  flex: 1;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  padding: 4px 8px;
  outline: none;
}
.search-filter-input:focus { border-color: var(--accent); }
.search-filter-input::placeholder { color: var(--text-muted); }

/* ── Floating Results Bar ── */
.results-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0 auto;
  padding: 6px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-md, var(--border));
  border-radius: 10px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.35);
  width: fit-content;
  max-width: 95%;
  z-index: 50;
  backdrop-filter: blur(8px);
}
.results-bar-count {
  font-size: 10px;
  color: var(--text-muted);
  font-family: var(--mono);
  white-space: nowrap;
  min-width: 28px;
  text-align: center;
  padding: 0 4px;
}
.results-bar-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.results-bar-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.results-bar-btn.tog {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  width: auto;
  padding: 2px 5px;
}
.results-bar-btn.tog.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(99,102,241,0.12);
}
.results-bar-sep {
  width: 1px;
  height: 16px;
  background: var(--border);
  margin: 0 6px;
  align-self: center;
}
.search-replace-btn {
  padding: 4px 10px;
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
  white-space: nowrap;
}
.search-replace-btn:hover { background: var(--bg-hover); }
.search-replace-btn.destructive { border-color: var(--text-error); color: var(--text-error); }

/* ── Active search result highlight ── */
.btn-bookmark.active {
  color: #059669;
  border-color: #059669;
  background: rgba(5, 150, 105, 0.08);
}
.btn-bookmark.active:hover {
  background: rgba(5, 150, 105, 0.15);
}

.btn-share.shared {
  color: #059669;
  border-color: #059669;
  background: rgba(5, 150, 105, 0.08);
}
.btn-share.shared:hover {
  background: rgba(5, 150, 105, 0.15);
}

/* ── Shared Cards ── */
.shared-card {
  padding: 10px 14px;
  background: var(--bg-card, var(--bg-secondary));
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.shared-card:hover { background: var(--bg-hover); }
.shared-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
}
.shared-card-title { font-weight: 500; font-size: 0.85rem; }
.shared-card-vault {
  font-size: 0.65rem;
  color: var(--accent);
  background: var(--accent-bg, rgba(99,102,241,0.1));
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: auto;
}
.shared-card-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}
.shared-card-actions {
  display: flex;
  gap: 6px;
}
.shared-card-actions button {
  font-size: 0.7rem;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-primary);
  cursor: pointer;
}
.shared-card-actions button:hover { background: var(--bg-hover); }

/* ── Dashboard Tab Navigation ── */
.dashboard-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--border);
}
.dashboard-tab {
  padding: 8px 16px;
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}
.dashboard-tab:hover { color: var(--text-primary); }
.dashboard-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.dashboard-panel {
  display: none;
}
.dashboard-panel.active {
  display: block;
}

/* ═══════════════════════════════════════════════════════════════════
   Command Palette (Ctrl+P)
   ═══════════════════════════════════════════════════════════════════ */

.command-palette-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: 0 0;
  z-index: 10000;
  display: flex;
  justify-content: center;
  padding-top: 12vh;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.1s ease, background 0.1s ease;
}

.command-palette-overlay.active {
  opacity: 1;
  background: var(--overlay-bg);
  pointer-events: auto;
}

.command-palette {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.03);
  width: 580px;
  max-width: calc(100vw - 40px);
  max-height: 60vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cp-slide-in 0.12s ease-out;
}

@keyframes cp-slide-in {
  from { transform: translateY(-12px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.cp-header {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
  padding: 0 14px;
}

.cp-input {
  flex: 1;
  border: none;
  background: none;
  padding: 14px 0;
  font-size: 16px;
  color: var(--text-primary);
  outline: none;
  font-family: inherit;
}

.cp-input::placeholder {
  color: var(--text-muted);
}

.cp-hint {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-hover);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: "JetBrains Mono", monospace;
  opacity: 0.7;
}

.cp-results {
  flex: 1;
  overflow-y: auto;
  padding: 6px 0;
  max-height: 40vh;
}

.cp-empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
}

.cp-error {
  color: var(--accent-orange, #d29922);
}

.cp-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  cursor: pointer;
  border-left: 3px solid transparent;
}

.cp-item:hover {
  background: var(--bg-hover);
  border-left-color: var(--accent);
}

.cp-item.cp-selected {
  background: var(--accent-bg);
  border-left-color: var(--accent);
}

.cp-item-label {
  font-size: 14px;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cp-item-sublabel {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 45%;
  text-align: right;
  margin-left: 12px;
}

.cp-footer {
  display: flex;
  gap: 14px;
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-muted);
}

.cp-footer span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.cp-footer span::before {
  content: '';
  display: inline-block;
  width: 3px; height: 3px;
  background: var(--text-muted);
  border-radius: 50%;
  margin-right: 4px;
}

.cp-footer span:first-child::before { display: none; }

/* ── Breadcrumb ── */
.cp-breadcrumb {
  display: none;
  align-items: center;
  gap: 2px;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
}
.cp-breadcrumb::-webkit-scrollbar { display: none; }
.cp-bc-root { font-weight: 600; color: var(--accent); }
.cp-bc-sep { color: var(--text-muted); padding: 0 2px; }
.cp-bc-item { cursor: pointer; padding: 1px 4px; border-radius: 3px; }
.cp-bc-item:hover { background: var(--bg-hover); }

/* ── Name input ── */
.cp-name-input {
  display: flex;
  flex-direction: column;
  padding: 8px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
}
.cp-name-field {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.cp-name-field:focus { border-color: var(--accent); }
.cp-name-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* Browse filter in command palette */
.cp-browse-filter {
  width: calc(100% - 24px);
  margin: 8px 12px 4px;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.cp-browse-filter:focus { border-color: var(--accent); }
.cp-browse-filter::placeholder { color: var(--text-muted); }

/* ── Help Modal: desktop = wider reading (#105) ──
   The Tauri shell (body.desktop-mode) and wide web viewports get the full
   reading layout instead of the 1320px modal cap. */
body.desktop-mode .help-container {
  max-width: 1760px;
  width: 96vw;
}
body.desktop-mode .help-content {
  max-width: 1440px;
  padding: 36px 56px 64px;
}
body.desktop-mode .editor-container {
  max-height: 94vh;
}
@media (min-width: 1400px) {
  .help-container {
    max-width: min(1640px, calc(100vw - 48px));
  }
  .help-content {
    max-width: 1280px;
  }
}

/* ── Help Modal: Mobile responsive ── */
@media (max-width: 768px) {
  .help-container,
  .editor-container.help-container {
    max-width: 100vw;
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    box-sizing: border-box;
  }

  .help-hamburger {
    display: inline-flex;
    width: 44px;
    height: 44px;
    min-width: 44px;
  }

  /* TOC drawer: collapsible block for the help modal; the config modal
     (#114) overrides this with a fixed left drawer + backdrop. */
  .help-nav {
    position: static;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    max-height: none;
    height: auto;
    z-index: auto;
    transform: none;
    transition: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
    box-shadow: none;
    flex-shrink: 0;
    display: none;
    box-sizing: border-box;
  }
  .help-nav-header {
    padding: 10px 16px 6px;
  }

  /* Content full-width */
  .help-body {
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0;
    width: 100%;
    box-sizing: border-box;
  }
  .help-content {
    padding: 14px 14px 40px;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    word-break: break-word;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }
  .help-content pre, .help-content code, .help-content table {
    max-width: 100%;
    overflow-x: auto;
  }
  .help-content:focus { outline: none; }
  .help-hero {
    flex-direction: column;
    gap: 16px;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    padding: 20px 16px;
  }
  .help-hero-copy {
    min-width: 0;
    width: 100%;
  }
  .help-badges {
    flex-wrap: wrap;
    gap: 6px;
  }
  .help-badge {
    white-space: normal;
  }
  .help-hero-visual { display: none; }
  .help-section {
    padding: 20px 0 16px;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
  }
  .help-nav-link {
    padding: 10px 12px;
    font-size: 0.88rem;
  }
}

/* ══════════════════════════════════════════
   Mobile Bottom Toolbar (Obsidian-style)
   ══════════════════════════════════════════ */
.mobile-toolbar {
  display: none;
}
.vault-context-bar {
  display: none;
}

@media (max-width: 768px) {
  .mobile-toolbar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    z-index: 900;
    align-items: center;
    justify-content: space-around;
    padding: 4px 4px;
    padding-bottom: calc(4px + env(safe-area-inset-bottom, 0));
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }

  /* Push content up to avoid toolbar overlap */
  .main-body {
    padding-bottom: 64px;
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0));
  }

  /* Enable pull-to-refresh on mobile — unblock the overscroll chain */
  html {
    overscroll-behavior-y: auto;
  }
  body {
    overflow-y: auto;
    overscroll-behavior-y: auto;
    height: 100vh;
    height: 100dvh;
  }
  .app-container {
    overflow-y: visible;
  }
  .main-layout {
    overflow-y: visible;
  }
  .content-wrapper {
    overflow: visible;
  }
  .content-area {
    overscroll-behavior-y: auto;
  }

  /* Hide desktop tab bar on mobile (bottom toolbar has its own tab button) */
  .tab-bar {
    display: none !important;
  }

  /* Vault context indicator — hidden (now in header) */
  .vault-context-bar {
    display: none !important;
  }
  .vault-context-pill {
    display: none;
  }

  .mt-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    flex: 1;
    height: auto;
    min-height: 48px;
    padding: 4px 4px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
    position: relative;
    -webkit-tap-highlight-color: transparent;
  }
  .mt-btn:active {
    background: rgba(255,255,255,0.06);
  }
  .mt-btn svg {
    flex-shrink: 0;
  }
  .mt-label {
    font-size: 10px;
    font-weight: 500;
    line-height: 1;
  }
  .mt-btn-primary {
    color: var(--accent);
  }
  .mt-btn-primary .mt-label {
    color: var(--accent);
  }
  /* Explorer, Search and Tabs share the Commands button accent color */
  #mt-explorer,
  #mt-search,
  #mt-tabs {
    color: var(--accent);
  }

  /* Hide the floating AI pastille on mobile — the assistant lives in the
     centre of the bottom toolbar instead (below). */
  .ai-fab {
    display: none !important;
  }

  /* AI assistant — raised central button, stands out from the 4 other items */
  .mt-btn-ai {
    flex: 0 0 auto;
    width: 56px;
    height: 56px;
    min-height: 56px;
    margin: -18px 2px 0;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35), 0 0 0 4px var(--bg-secondary);
    z-index: 2;
  }
  .mt-btn-ai:active {
    background: var(--accent);
    transform: scale(0.94);
  }
  .mt-btn-ai svg {
    width: 26px;
    height: 26px;
  }
  .mt-btn-ai .mt-label {
    display: none;
  }

  /* Tab count badge */
  .mt-badge {
    position: absolute;
    top: 2px;
    right: 50%;
    transform: translateX(18px);
    background: var(--accent);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    line-height: 1;
  }

  /* ── Tab Switcher Bottom Sheet ── */
  .mt-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 950;
    opacity: 0;
    transition: opacity 0.25s;
  }
  .mt-overlay.visible {
    display: block;
    opacity: 1;
  }

  .mt-tab-switcher {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-height: 60vh;
    background: var(--bg-secondary);
    border-radius: 16px 16px 0 0;
    z-index: 960;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    display: flex;
    flex-direction: column;
    box-shadow: 0 -4px 24px rgba(0,0,0,0.4);
    padding-bottom: env(safe-area-inset-bottom, 0);
  }
  .mt-tab-switcher.open {
    transform: translateY(0);
  }

  .mt-sheet-handle {
    width: 36px;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin: 10px auto 6px;
    flex-shrink: 0;
  }

  .mt-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px 12px;
    flex-shrink: 0;
  }
  .mt-sheet-title {
    font-family: "JetBrains Mono", monospace;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
  }
  .mt-sheet-close {
    width: 28px; height: 28px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .mt-sheet-close:hover { color: var(--accent); border-color: var(--accent); }
  .mt-sheet-actions {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .mt-sheet-close-all {
    padding: 5px 10px;
    border: 1px solid var(--danger, #ef4444);
    border-radius: 6px;
    background: transparent;
    color: var(--danger, #ef4444);
    cursor: pointer;
    font-size: 0.7rem;
    font-weight: 600;
    transition: background 0.15s;
  }
  .mt-sheet-close-all:hover {
    background: rgba(239,68,68,0.1);
  }

  .mt-sheet-list {
    flex: 1;
    overflow-y: auto;
    padding: 0 12px 12px;
    -webkit-overflow-scrolling: touch;
  }

  .mt-tab-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 0.85rem;
    transition: background 0.1s;
    margin-bottom: 2px;
  }
  .mt-tab-item:active {
    background: rgba(255,255,255,0.06);
  }
  .mt-tab-item.active {
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    color: var(--accent);
    font-weight: 600;
  }
  .mt-tab-item-icon {
    flex-shrink: 0;
    opacity: 0.6;
  }
  .mt-tab-item-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .mt-tab-item-close {
    width: 24px; height: 24px;
    padding: 0;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .mt-tab-item-close:hover {
    color: var(--danger, #ef4444);
    background: rgba(239,68,68,0.1);
  }
}

/* ==========================================================================
   Backup / Diff Viewer Modal
   ========================================================================== */

.backup-viewer-panel {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(90vw, 960px);
  height: min(85vh, 700px);
  background: var(--bg-primary, #1e1e2e);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 1001;
}

.backup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.backup-header-left {
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-width: 0;
}

.backup-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.backup-file-path {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono, 'SF Mono', 'Fira Code', monospace);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.backup-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.backup-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 3px 8px;
  border-radius: 4px;
}

.backup-close-btn {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 150ms ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.backup-close-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.backup-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-primary);
  flex-shrink: 0;
}

.backup-selector-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.backup-selector-group label {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.backup-select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  max-width: 240px;
  cursor: pointer;
}

.backup-select:focus {
  outline: none;
  border-color: var(--accent);
}

.backup-vs-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  user-select: none;
}

.backup-restore-btn {
  margin-left: auto;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: background 0.15s, opacity 0.15s;
  white-space: nowrap;
}

.backup-restore-btn:hover {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
}

.backup-restore-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.backup-restore-btn .icon-sm {
  width: 14px;
  height: 14px;
}

.backup-diff-container {
  flex: 1;
  overflow-y: auto;
  background: var(--bg-primary);
}

.backup-diff-loading,
.backup-diff-error,
.backup-diff-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.backup-diff-error {
  color: var(--danger, #ef4444);
}

.backup-diff-output {
  padding: 0;
}

.backup-diff-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono, 'SF Mono', 'Fira Code', 'Cascadia Code', monospace);
  font-size: 0.8rem;
  line-height: 1.55;
  table-layout: fixed;
}

.backup-diff-table td {
  padding: 0;
}

.backup-diff-table td.diff-prefix {
  width: 22px;
  text-align: center;
  user-select: none;
  font-weight: 600;
  padding: 1px 0;
  vertical-align: top;
}

.backup-diff-table td.diff-content {
  padding: 1px 8px;
  vertical-align: top;
}

.backup-diff-table td.diff-content pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-all;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

.backup-diff-table tr.diff-add td {
  background: rgba(34, 197, 94, 0.12);
}

.backup-diff-table tr.diff-add td.diff-prefix {
  color: #22c55e;
}

.backup-diff-table tr.diff-del td {
  background: rgba(239, 68, 68, 0.12);
}

.backup-diff-table tr.diff-del td.diff-prefix {
  color: #ef4444;
}

.backup-diff-table tr.diff-hunk td {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  color: var(--accent);
  font-weight: 600;
}

.backup-diff-table tr.diff-header-line td {
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-weight: 600;
}

.backup-diff-table tr.diff-context td {
  color: var(--text-secondary);
}

.backup-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: auto;
}

.backup-footer {
  padding: 6px 18px;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.backup-footer-hint {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ── Side-by-side diff view ── */
.backup-diff-sidebyside .sidebyside {
  table-layout: fixed;
}

.backup-diff-sidebyside td.sidebyside-left {
  border-right: 1px solid var(--border);
}

.backup-diff-sidebyside td.sidebyside-right {
  border-left: 1px solid var(--border);
}

.backup-diff-sidebyside td.diff-empty-cell {
  background: var(--bg-tertiary);
}

.backup-diff-mode-btn {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  transition: all 150ms ease;
}

.backup-diff-mode-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.backup-diff-mode-btn .icon-sm {
  width: 14px;
  height: 14px;
}

/* ── Backup Manager ── */
.backup-manager {
  padding: 16px 24px;
  max-width: 1000px;
  margin: 0 auto;
}

.backup-manager-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 12px;
}

.backup-manager-header h2 {
  margin: 0;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.backup-manager-actions {
  display: flex;
  gap: 6px;
}

.backup-manager-filter {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.8rem;
  min-width: 200px;
}

.backup-manager-btn {
  width: 32px; height: 32px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.backup-manager-btn:hover { color: var(--accent); border-color: var(--accent); }

.backup-manager-stats { display: flex; gap: 16px; margin-bottom: 14px; }
.bm-stat { font-size: 0.8rem; color: var(--text-muted); }

.bm-vault-group { margin-bottom: 16px; }
.bm-vault-name {
  font-size: 0.85rem; font-weight: 600; margin: 0 0 6px 0;
  display: flex; align-items: center; gap: 6px;
}

.bm-file-group {
  border: 1px solid var(--border); border-radius: 6px;
  margin-bottom: 8px; overflow: hidden;
}

.bm-file-header {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 12px; background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.bm-file-name { font-size: 0.8rem; font-weight: 500; display: flex; align-items: center; gap: 4px; }
.bm-file-meta { font-size: 0.7rem; color: var(--text-muted); flex: 1; }

.bm-file-purge {
  width: 28px; height: 28px; border: 1px solid var(--border); border-radius: 4px;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.bm-file-purge:hover { color: var(--danger); border-color: var(--danger); }

.bm-backup-list { padding: 2px 0; }

.bm-backup-item {
  display: flex; align-items: center; gap: 12px;
  padding: 4px 12px; font-size: 0.75rem;
}
.bm-backup-item:hover { background: var(--bg-secondary); }

.bm-backup-date { color: var(--text-secondary); min-width: 130px; font-family: var(--font-mono); }
.bm-backup-size { color: var(--text-muted); flex: 1; }

.bm-backup-delete {
  width: 22px; height: 22px; border: none; border-radius: 4px;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0;
}
.bm-backup-item:hover .bm-backup-delete { opacity: 1; }
.bm-backup-delete:hover { color: var(--danger); background: rgba(239,68,68,0.1); }

.backup-footer-manage-btn {
  background: none; border: 1px solid var(--border);
  border-radius: 4px; color: var(--accent);
  font-size: 0.7rem; cursor: pointer; padding: 3px 10px;
  transition: all 150ms ease;
}
.backup-footer-manage-btn:hover { background: color-mix(in srgb, var(--accent) 10%, transparent); }

.backup-manager-empty,
.backup-manager-error {
  text-align: center; padding: 2rem; color: var(--text-muted); font-size: 0.85rem;
}
.backup-manager-error { color: var(--danger); }

/* ==========================================================================
   Mermaid.js Diagrams
   ========================================================================== */

.mermaid-container {
  margin: 12px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-secondary);
}

/* ── Header bar ── */
.mermaid-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 10px;
  background: var(--bg-hover);
  border-bottom: 1px solid var(--border);
  min-height: 34px;
}
.mermaid-diagram-type {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.75rem; font-weight: 600;
  color: var(--text-secondary);
}
.mermaid-header-actions {
  display: flex; align-items: center; gap: 2px;
}

/* ── Buttons ── */
.mermaid-btn {
  width: 28px; height: 28px;
  border: 1px solid transparent; border-radius: 4px;
  background: transparent; color: var(--text-secondary);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.12s, color 0.12s;
}
.mermaid-btn:hover { background: var(--bg-primary); color: var(--accent); border-color: var(--border); }

/* ── Code / Preview toggle ── */
.mermaid-toggle {
  display: flex; margin-left: 8px;
  border: 1px solid var(--border); border-radius: 5px;
  overflow: hidden;
}
.mermaid-toggle-btn {
  padding: 2px 10px; font-size: 0.7rem; font-weight: 500;
  border: none; background: transparent;
  color: var(--text-muted, #999); cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.mermaid-toggle-btn.active {
  background: var(--bg-primary); color: var(--text-primary);
  box-shadow: 0 0 0 1px var(--border);
}
.mermaid-toggle-btn:first-child { border-right: 1px solid var(--border); }

/* ── Body ── */
.mermaid-body {
  position: relative;
}
.mermaid-rendered {
  padding: 16px;
  overflow: hidden;
  min-height: 80px;
  display: flex;
  justify-content: center;
}
.mermaid-rendered svg { max-width: 100%; height: auto; }

.mermaid-source { padding: 16px; overflow: auto; }
.mermaid-source pre {
  margin: 0; padding: 12px;
  background: var(--code-bg);
  border-radius: 4px;
  font-size: 0.78rem; line-height: 1.5;
  color: var(--text-primary);
}

/* ── Error ── */
.mermaid-error {
  margin: 12px 0; padding: 12px 16px;
  border: 1px solid rgba(239,68,68,0.3); border-radius: 6px;
  background: rgba(239,68,68,0.08); color: var(--danger);
  font-size: 0.8rem; line-height: 1.5;
}
.mermaid-error strong { display: block; margin-bottom: 4px; }

/* ── Fullscreen ── */
.mermaid-fullscreen-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  z-index: 10000;
  display: flex; flex-direction: column;
}
/* Light theme — clean white like the example */
[data-theme="light"] .mermaid-fullscreen-overlay {
  background: rgba(255,255,255,0.97);
}
[data-theme="light"] .mermaid-fullscreen-header {
  background: rgba(0,0,0,0.03);
  border-bottom: 1px solid rgba(0,0,0,0.08);
}
[data-theme="light"] .mermaid-fullscreen-header .mermaid-diagram-type {
  color: rgba(0,0,0,0.5);
}
[data-theme="light"] .mermaid-fullscreen-header .mermaid-btn {
  color: rgba(0,0,0,0.4);
}
[data-theme="light"] .mermaid-fullscreen-header .mermaid-btn:hover {
  background: rgba(0,0,0,0.05);
  color: rgba(0,0,0,0.8);
}

/* Dark theme */
[data-theme="dark"] .mermaid-fullscreen-overlay {
  background: rgba(18,18,24,0.97);
}
[data-theme="dark"] .mermaid-fullscreen-header {
  background: rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
[data-theme="dark"] .mermaid-fullscreen-header .mermaid-diagram-type {
  color: rgba(255,255,255,0.7);
}
[data-theme="dark"] .mermaid-fullscreen-header .mermaid-btn {
  color: rgba(255,255,255,0.6);
}
[data-theme="dark"] .mermaid-fullscreen-header .mermaid-btn:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}

.mermaid-fullscreen-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
  min-height: 46px;
  flex-shrink: 0;
}
.mermaid-fullscreen-content {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  overflow: hidden;
}
.mermaid-fullscreen-content svg {
  width: 100%; height: 100%;
  max-width: 100%; max-height: 100%;
}

/* ── Dark mode overrides for beta diagrams that ignore themeVariables ── */

/* packet-beta */
[data-theme="dark"] .mermaid-rendered svg .row rect,
[data-theme="dark"] .mermaid-rendered svg g[id*="packet"] rect {
  fill: #1e3a5f !important;
  stroke: #4a7ab5 !important;
}
[data-theme="dark"] .mermaid-rendered svg .row text,
[data-theme="dark"] .mermaid-rendered svg g[id*="packet"] text {
  fill: #c8daf0 !important;
}
[data-theme="dark"] .mermaid-fullscreen-content svg .row rect,
[data-theme="dark"] .mermaid-fullscreen-content svg g[id*="packet"] rect {
  fill: #1e3a5f !important;
  stroke: #4a7ab5 !important;
}
[data-theme="dark"] .mermaid-fullscreen-content svg .row text,
[data-theme="dark"] .mermaid-fullscreen-content svg g[id*="packet"] text {
  fill: #c8daf0 !important;
}

/* xychart-beta — bar fills and line color */
[data-theme="dark"] .mermaid-rendered svg rect[class*="plot"],
[data-theme="dark"] .mermaid-rendered svg rect[id*="bar"] {
  fill: #1e3a5f !important;
  stroke: #4a7ab5 !important;
}
[data-theme="dark"] .mermaid-rendered svg path[class*="plot"],
[data-theme="dark"] .mermaid-rendered svg path[id*="line"] {
  stroke: #6a9ad0 !important;
}
[data-theme="dark"] .mermaid-fullscreen-content svg rect[class*="plot"],
[data-theme="dark"] .mermaid-fullscreen-content svg rect[id*="bar"] {
  fill: #1e3a5f !important;
  stroke: #4a7ab5 !important;
}
[data-theme="dark"] .mermaid-fullscreen-content svg path[class*="plot"],
[data-theme="dark"] .mermaid-fullscreen-content svg path[id*="line"] {
  stroke: #6a9ad0 !important;
}

.mermaid-focus-panel {
  position: fixed; top: 0; right: 0; bottom: 0; width: 480px;
  z-index: 9998; background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  box-shadow: -4px 0 24px rgba(0,0,0,0.3);
  display: flex; flex-direction: column;
}
.mermaid-focus-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
  font-size: 0.85rem; font-weight: 600;
}
.mermaid-focus-close {
  width: 28px; height: 28px; border: 1px solid var(--border); border-radius: 4px;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.mermaid-focus-close:hover { color: var(--accent); }
.mermaid-focus-content { flex: 1; overflow: auto; padding: 16px; }

/* Mermaid editor live preview panel */
.mermaid-live-preview {
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  min-height: 100px; max-height: 300px;
  overflow: auto; padding: 12px;
}
.mermaid-live-preview .mermaid-error { margin: 0; }

/* Manager body: list + preview side panel */
.backup-manager-body { display: flex; gap: 0; min-height: 400px; }

.backup-manager-list { flex: 1; min-width: 0; }

.backup-manager-preview {
  width: 400px; flex-shrink: 0;
  border-left: 1px solid var(--border);
  background: var(--bg-primary);
  display: flex; flex-direction: column;
}
.bm-preview-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.bm-preview-header h3 { margin: 0; font-size: 0.85rem; }
.bm-preview-content {
  flex: 1; overflow: auto; padding: 12px 14px;
  font-family: var(--font-mono); font-size: 0.75rem; line-height: 1.55;
  white-space: pre-wrap; word-break: break-all;
  color: var(--text-secondary); margin: 0;
}

/* Vault header with purge button */
.bm-vault-header {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 0; border-bottom: 1px solid var(--border); margin-bottom: 8px;
}
.bm-vault-meta { font-size: 0.7rem; color: var(--text-muted); flex: 1; }

.bm-vault-purge {
  padding: 3px 10px; border: 1px solid var(--border); border-radius: 4px;
  background: transparent; color: var(--danger); cursor: pointer;
  font-size: 0.7rem; display: flex; align-items: center; gap: 4px;
  transition: all 150ms ease;
}
.bm-vault-purge:hover { background: rgba(239,68,68,0.08); border-color: var(--danger); }

/* Backup item actions */
.bm-backup-actions { display: flex; gap: 2px; opacity: 0; transition: opacity 0.12s; }
.bm-backup-item:hover .bm-backup-actions { opacity: 1; }

.bm-backup-preview,
.bm-backup-restore {
  width: 22px; height: 22px; border: none; border-radius: 4px;
  background: transparent; color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.bm-backup-preview:hover { color: var(--accent); background: rgba(59,130,246,0.1); }
.bm-backup-restore:hover { color: #22c55e; background: rgba(34,197,94,0.1); }

.bm-backup-item.active {
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-radius: 4px;
}

/* ── About Modal ── */
.about-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(6px);
  display: none; align-items: center; justify-content: center;
}
.about-overlay.active { display: flex; }
.about-modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border-md);
  border-radius: 16px;
  width: 540px; max-width: 94vw; max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
  animation: about-in 0.35s ease;
}
@keyframes about-in {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.about-close {
  position: absolute; top: 12px; right: 14px;
  background: var(--bg-hover); border: none; color: var(--text-secondary);
  width: 30px; height: 30px; border-radius: 8px; font-size: 18px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background 0.15s, color 0.15s; z-index: 1;
}
.about-close:hover { background: var(--danger-bg); color: var(--danger); }
.about-hero {
  text-align: center; padding: 22px 24px 16px;
  background: linear-gradient(160deg, var(--accent-bg) 0%, transparent 60%);
  border-bottom: 1px solid var(--border);
}
.about-logo { margin-bottom: 8px; display: inline-block; }
.about-title {
  font-size: 1.4rem; font-weight: 700; color: var(--text-primary);
  letter-spacing: -0.5px; margin-bottom: 4px;
}
.about-tagline {
  font-size: 0.8rem; color: var(--text-secondary); line-height: 1.4;
  margin-bottom: 8px;
}
.about-version {
  display: inline-block; padding: 3px 12px;
  background: var(--accent); color: #fff;
  font-size: 0.7rem; font-weight: 600; font-family: var(--mono);
  border-radius: 20px; letter-spacing: 0.5px;
}
.about-body { padding: 12px 28px 16px; }
.about-stats {
  display: flex; gap: 0; justify-content: center;
  margin-bottom: 10px;
}
.about-stat {
  flex: 1; text-align: center; padding: 8px 8px;
  border-right: 1px solid var(--border);
}
.about-stat:last-child { border-right: none; }
.about-stat-value {
  display: block; font-size: 1.3rem; font-weight: 700;
  color: var(--accent); font-family: var(--mono);
}
.about-stat-label {
  font-size: 0.6rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.6px; margin-top: 1px;
}
.about-stack { margin-bottom: 10px; }
.about-stack h3 {
  font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase;
  letter-spacing: 0.8px; margin-bottom: 6px;
}
.about-stack-grid {
  display: flex; flex-wrap: wrap; gap: 5px;
}
.about-stack-badge {
  padding: 2px 8px; font-size: 0.65rem;
  background: var(--bg-hover); color: var(--text-secondary);
  border: 1px solid var(--border); border-radius: 6px;
  font-family: var(--mono);
}
.about-footer { border-top: 1px solid var(--border); padding-top: 10px; }
.about-meta {
  display: flex; gap: 16px; font-size: 0.65rem; color: var(--text-muted);
  margin-bottom: 6px; flex-wrap: wrap;
}
.about-meta strong { color: var(--text-secondary); font-family: var(--mono); font-size: 0.65rem; }
.about-joke {
  font-size: 0.68rem; color: var(--text-muted); font-style: italic;
  margin-bottom: 6px; opacity: 0.7;
}
.about-copy {
  font-size: 0.62rem; color: var(--text-muted); opacity: 0.5;
}
.about-copy code { font-family: var(--mono); font-size: 0.58rem; }

/* ── PDF Viewer ── */
.pdf-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.pdf-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  flex-shrink: 0;
}
.pdf-info {
  flex: 1;
  color: var(--text-secondary);
}
.pdf-iframe {
  flex: 1;
  width: 100%;
  border: none;
  min-height: 70vh;
}
.pdf-body {
  display: flex;
  flex: 1;
  min-height: 0;
}
.pdf-toc {
  width: 240px;
  flex-shrink: 0;
  overflow-y: auto;
  padding: 12px;
  border-right: 1px solid var(--border);
  background: var(--surface2);
  font-size: 0.85rem;
}
.pdf-toc h3 {
  margin: 0 0 8px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.pdf-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pdf-toc li {
  padding: 2px 0;
}
.pdf-toc a {
  color: var(--text);
  text-decoration: none;
}
.pdf-toc a:hover {
  color: var(--accent);
  text-decoration: underline;
}
.toc-page {
  color: var(--text-secondary);
  font-size: 0.75rem;
  margin-left: 4px;
}

/* ── Image Viewer ── */
.image-viewer-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  background: var(--surface);
  padding: 20px;
}
.image-viewer-body img {
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

/* #108-D — dedicated image viewer: zoom, pan, filmstrip, metadata, lightbox */
/* #111 — the viewer owns the whole content box (no page scrolling): the image
   is always resized to the available frame and the toolbar/filmstrip stay put. */
.content-area:has(> .image-viewer-container) {
  padding: 0;
  overflow: hidden;
}
.image-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  outline: none;
}
.image-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.image-toolbar .image-title {
  color: var(--text);
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 40%;
}
.image-toolbar-spacer {
  flex: 1;
}
.image-zoom-badge {
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--text-secondary);
  min-width: 46px;
  text-align: center;
}
.image-counter {
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--text-secondary);
  padding: 0 6px;
  white-space: nowrap;
}
.image-counter[hidden] {
  display: none;
}
.image-viewer-body {
  flex: 1;
  display: flex;
  /* #111 — stretch (not center) so .image-stage is capped to the body height and
     the image can actually resolve max-height:100% against a definite frame. */
  align-items: stretch;
  padding: 0;
  min-height: 0;
  overflow: hidden;
}
.image-stage {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 0;
  padding: 16px;
  box-sizing: border-box;
  background: var(--surface2);
  cursor: grab;
  touch-action: none;
}
.image-stage.panning {
  cursor: grabbing;
}
.image-main {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transform-origin: center center;
  user-select: none;
  -webkit-user-drag: none;
  will-change: transform;
}
.image-error {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* #111 — translucent overlay arrows along the frame edges (revealed on hover) */
.image-nav-arrow {
  position: absolute;
  top: 0;
  bottom: 0;
  width: clamp(44px, 6vw, 84px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  background: transparent;
  color: #fff;
  opacity: 0;
  cursor: pointer;
  z-index: 6;
  transition: opacity 160ms ease, background 160ms ease;
}
.image-nav-arrow[hidden] {
  display: none;
}
.image-nav-arrow-prev {
  left: 0;
}
.image-nav-arrow-next {
  right: 0;
}
.image-nav-arrow-prev:hover,
.image-nav-arrow-prev:focus-visible {
  background: linear-gradient(to right, rgba(0, 0, 0, 0.42), transparent);
}
.image-nav-arrow-next:hover,
.image-nav-arrow-next:focus-visible {
  background: linear-gradient(to left, rgba(0, 0, 0, 0.42), transparent);
}
.image-stage:hover .image-nav-arrow {
  opacity: 0.4;
}
.image-stage .image-nav-arrow:hover,
.image-stage .image-nav-arrow:focus-visible {
  opacity: 1;
  outline: none;
}
.image-nav-arrow .icon {
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.85));
}
@media (hover: none) {
  .image-nav-arrow {
    opacity: 0.55;
  }
}
/* #112 — filmstrip wrapper so the scroll arrows stay fixed over the film */
.image-nav {
  position: relative;
  flex-shrink: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.image-nav[hidden] {
  display: none;
}
.image-nav-strip {
  display: flex;
  gap: 6px;
  padding: 8px 40px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  flex-shrink: 0;
}
.image-nav-strip[hidden] {
  display: none;
}
/* Translucent arrows that scroll the film left/right (revealed on hover). */
.image-strip-arrow {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  color: var(--text-primary);
  opacity: 0;
  cursor: pointer;
  z-index: 2;
  transition: opacity 160ms ease;
}
.image-strip-arrow-prev {
  left: 0;
  background: linear-gradient(to right, var(--surface) 55%, transparent);
}
.image-strip-arrow-next {
  right: 0;
  background: linear-gradient(to left, var(--surface) 55%, transparent);
}
.image-nav:hover .image-strip-arrow {
  opacity: 0.6;
}
.image-strip-arrow:hover,
.image-strip-arrow:focus-visible {
  opacity: 1;
  outline: none;
}
@media (hover: none) {
  .image-strip-arrow {
    opacity: 0.55;
  }
}
.image-thumb {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  opacity: 0.65;
  flex-shrink: 0;
}
.image-thumb:hover {
  opacity: 1;
}
.image-thumb.active {
  border-color: var(--accent);
  opacity: 1;
}
.image-meta-panel {
  width: 280px;
  max-width: 40%;
  overflow-y: auto;
  padding: 10px 16px;
  background: var(--surface);
  border-left: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.image-meta-panel[hidden] {
  display: none;
}
.image-meta-panel dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  margin: 0;
}
.image-meta-panel dt {
  color: var(--text-secondary);
}
.image-meta-panel dd {
  margin: 0;
  color: var(--text);
  overflow-wrap: anywhere;
}
.image-viewer-container.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.9);
}
.image-viewer-container.lightbox .image-nav,
.image-viewer-container.lightbox .image-nav-strip {
  display: none;
}

/* ── Audio / Video viewers (roadmap #109) ── */
.audio-viewer-container,
.video-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.media-toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.media-toolbar .media-title {
  color: var(--text);
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 40%;
}
.media-toolbar-spacer {
  flex: 1;
}
.media-duration-badge {
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--text-secondary);
  min-width: 46px;
  text-align: center;
}
.media-meta {
  font-size: 0.75rem;
  color: var(--text-secondary);
}
.audio-stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 32px 24px;
  min-height: 50vh;
  background: var(--surface2);
}
.audio-artwork {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 140px;
  height: 140px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--accent);
}
.audio-player {
  width: min(560px, 100%);
}
.video-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  overflow: hidden;
  min-height: 60vh;
}
.video-player {
  max-width: 100%;
  max-height: calc(100vh - 180px);
  object-fit: contain;
}
.media-fallback-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

/* ── Now Playing — persistent media dock (roadmap #110) ── */
.np-inline-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}
.np-inline-slot .np-media--audio {
  width: min(560px, 100%);
}
.np-media--video {
  max-width: 100%;
  max-height: calc(100vh - 180px);
}
.np-host {
  position: fixed;
  inset: 0;
  z-index: 950;
  pointer-events: none;
}
.np-dock {
  pointer-events: auto;
}
.np-ctrl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.np-ctrl:hover {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--accent);
}
.np-ctrl:disabled {
  opacity: 0.35;
  cursor: default;
}
.np-ctrl:disabled:hover {
  background: transparent;
  color: var(--text);
}
.np-dock--audio {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(720px, calc(100vw - 32px));
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(12px);
  overflow: hidden;
}
.np-dock--audio .np-media {
  display: none;
}
.np-dock-art {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface2);
  color: var(--accent);
  cursor: pointer;
}
.np-dock-info {
  flex: 1 1 120px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  cursor: pointer;
}
.np-dock-title {
  color: var(--text);
  font-size: 0.85rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.np-dock-sub {
  color: var(--text-secondary);
  font-size: 0.72rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.np-dock-controls {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 2px;
}
.np-dock-progress {
  flex: 1 1 160px;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.np-time {
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
  min-width: 34px;
  text-align: center;
}
.np-seek {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  cursor: pointer;
}
.np-seek::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
}
.np-seek::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: none;
  border-radius: 50%;
  background: var(--accent);
}
.np-dock-actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 2px;
}
.np-volume {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  padding: 0 4px;
}
.np-volume-range {
  width: 70px;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  cursor: pointer;
}
.np-volume-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
}
.np-volume-range::-moz-range-thumb {
  width: 11px;
  height: 11px;
  border: none;
  border-radius: 50%;
  background: var(--accent);
}

/* Video dock — floating, draggable, resizable mini-window */
.np-dock--video {
  position: fixed;
  background: #000;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5);
}
.np-dock-video-frame {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
}
.np-dock-video-slot {
  flex: 1;
  display: flex;
  min-height: 0;
  background: #000;
  overflow: hidden;
}
.np-dock-video-slot .np-media--video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  max-height: none;
}
.np-dock-video-bar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  background: rgba(0, 0, 0, 0.62);
}
.np-dock-video-bar .np-ctrl,
.np-dock-video-bar .np-time {
  color: #f5f5f5;
}
.np-dock-video-bar .np-seek {
  background: rgba(255, 255, 255, 0.28);
}
.np-dock-video-bar .np-ctrl:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}
.np-video-grip {
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.7);
  cursor: grab;
  touch-action: none;
}
.np-video-grip:active {
  cursor: grabbing;
}
.np-video-resize {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 18px;
  height: 18px;
  cursor: nwse-resize;
  touch-action: none;
}
.np-video-resize::after {
  content: "";
  position: absolute;
  right: 3px;
  bottom: 3px;
  width: 9px;
  height: 9px;
  border-right: 2px solid rgba(255, 255, 255, 0.55);
  border-bottom: 2px solid rgba(255, 255, 255, 0.55);
}
.np-dock--error .np-dock-error-msg {
  color: #fff;
  font-size: 0.8rem;
  padding: 24px 16px;
  text-align: center;
}

/* Expanded audio panel (bottom sheet on mobile) */
.np-expanded {
  position: fixed;
  inset: 0;
  z-index: 960;
  pointer-events: auto;
}
.np-expanded[hidden] {
  display: none;
}
.np-expanded-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}
.np-exp-card {
  position: absolute;
  left: 50%;
  bottom: 96px;
  transform: translateX(-50%);
  width: min(460px, calc(100vw - 32px));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.5);
}
.np-exp-art {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  border-radius: 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--accent);
}
.np-exp-title {
  color: var(--text);
  font-size: 1rem;
  text-align: center;
  overflow-wrap: anywhere;
}
.np-exp-sub {
  color: var(--text-secondary);
  font-size: 0.78rem;
}
.np-exp-seek {
  width: 100%;
}
.np-exp-times {
  width: 100%;
  display: flex;
  justify-content: space-between;
}
.np-exp-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}
.np-exp-controls .np-ctrl {
  width: 44px;
  height: 44px;
}
.np-exp-play {
  background: var(--accent);
  color: #fff;
}
.np-exp-play:hover {
  background: var(--accent);
  color: #fff;
  filter: brightness(1.08);
}
.np-exp-extra {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}
.np-rate {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 6px;
  font-size: 0.75rem;
}

/* Mid-size screens: drop the volume slider before the row gets cramped. */
@media (max-width: 1100px) {
  .np-dock--audio .np-volume {
    display: none;
  }
}

@media (max-width: 768px) {
  .np-dock--audio {
    left: 8px;
    right: 8px;
    bottom: calc(64px + env(safe-area-inset-bottom, 0px) + 8px);
    transform: none;
    width: auto;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    grid-template-areas:
      "progress progress progress progress"
      "art info controls actions";
    align-items: center;
    gap: 6px 8px;
    padding: 8px 10px;
    border-radius: 12px;
  }
  .np-dock--audio .np-dock-art {
    grid-area: art;
    width: 38px;
    height: 38px;
  }
  .np-dock--audio .np-dock-info {
    grid-area: info;
  }
  .np-dock--audio .np-dock-controls {
    grid-area: controls;
  }
  .np-dock--audio .np-dock-progress {
    grid-area: progress;
    width: 100%;
    min-width: 0;
  }
  .np-dock--audio .np-dock-actions {
    grid-area: actions;
  }
  /* Compact mobile: keep play / return / close; expand via the artwork. */
  .np-dock--audio [data-np="prev"],
  .np-dock--audio [data-np="next"],
  .np-dock--audio [data-np="expand"] {
    display: none;
  }
  .np-dock--video {
    left: 8px !important;
    right: 8px;
    top: auto !important;
    bottom: calc(64px + env(safe-area-inset-bottom, 0px) + 8px) !important;
    width: auto !important;
    height: 200px !important;
    border-radius: 12px;
  }
  .np-video-resize {
    display: none;
  }
  .np-exp-card {
    bottom: calc(64px + env(safe-area-inset-bottom, 0px) + 12px);
  }
  body.np-active .content-area {
    /* Toolbar clearance is carried by .main-body (BUG-073): only the dock
       zone (76px above the toolbar) remains here — same total as before. */
    padding-bottom: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .np-ctrl,
  .np-dock,
  .np-exp-card {
    transition: none;
  }
}

/* ── Text / CSV Viewer ── */
.text-viewer-container {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.file-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  flex-shrink: 0;
}
.file-info {
  flex: 1;
  color: var(--text-secondary);
}
.text-viewer-body {
  flex: 1;
  overflow: auto;
  padding: 16px;
  background: var(--surface2);
}
.text-viewer-body pre {
  margin: 0;
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  white-space: pre-wrap;
}
.text-viewer-body code {
  color: var(--text);
}

/* ── CSV Table ── */
.csv-table-wrapper {
  overflow: auto;
  max-height: 70vh;
}
.csv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.csv-table th {
  background: var(--surface);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 8px 12px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  position: sticky;
  top: 0;
}
.csv-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--border-light, var(--border));
}
.csv-table tr:hover td {
  background: var(--surface);
}

/* ── XLSX Viewer ── */
.xlsx-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.xlsx-toolbar-actions {
  margin-left: auto;
  display: flex;
  gap: 8px;
}
.xlsx-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.xlsx-tab {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-secondary);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 0.8rem;
  cursor: pointer;
}
.xlsx-tab.active {
  background: var(--accent, #4a90d9);
  border-color: var(--accent, #4a90d9);
  color: #fff;
}
.xlsx-table th.xlsx-corner,
.xlsx-table th.xlsx-rownum {
  background: var(--surface);
  color: var(--text-secondary);
  font-weight: 400;
  text-align: right;
  padding: 6px 8px;
  border-bottom: 2px solid var(--border);
  border-right: 1px solid var(--border-light, var(--border));
  position: sticky;
  left: 0;
  z-index: 1;
}
.xlsx-table th.xlsx-corner {
  left: 0;
  top: 0;
  z-index: 2;
}
.xlsx-table td[contenteditable] {
  cursor: text;
  min-width: 40px;
  white-space: pre-wrap;
}
.xlsx-table td[contenteditable]:focus {
  outline: 2px solid var(--accent, #4a90d9);
  outline-offset: -2px;
}
.xlsx-table td.xlsx-dirty {
  background: rgba(255, 196, 0, 0.18);
}

/* #153 A12 — last result Excel computed, shown under a formula cell.
   Discreet by design: the formula is what the user edits, the cached value is
   context (stale until Excel recalculates). */
.xlsx-cached {
  display: block;
  margin-top: 2px;
  padding-left: 6px;
  border-left: 2px solid var(--border, #d0d7de);
  color: var(--text-muted);
  font-size: 0.85em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

/* #153 A1/A4 — lossy-save warning + formula toggle */
.xlsx-warning {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 10px;
  margin-bottom: 8px;
  border: 1px solid var(--warning, #e0a800);
  border-left-width: 3px;
  border-radius: 4px;
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.82rem;
  line-height: 1.45;
}
.xlsx-warning-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin-top: 1px;
  color: var(--warning, #e0a800);
}
.xlsx-warning-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.xlsx-warning-body strong {
  color: var(--text-primary);
  font-weight: 600;
}
.xlsx-warning-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.xlsx-warning-tag {
  padding: 1px 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 0.75rem;
  white-space: nowrap;
}
.xlsx-warning-hint {
  color: var(--text-secondary);
  opacity: 0.85;
}
.xlsx-formula-toggle {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-weight: 600;
}
.xlsx-formula-toggle.active {
  background: var(--accent, #4a90d9);
  border-color: var(--accent, #4a90d9);
  color: #fff;
}

/* ── JSON Viewer ── */
.json-viewer {
  font-family: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.85rem;
  line-height: 1.5;
  padding: 16px;
  background: var(--surface2);
  border-radius: 6px;
  overflow: auto;
  max-height: 70vh;
}

/* ── PaneManager — Split View ── */
.pane-grid {
  display: grid;
  height: 100%;
  overflow: hidden;
}
.pane-container {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}
.pane-container.pane-active {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
  z-index: 1;
}
.pane-tab-bar { flex-shrink: 0; }
.pane-content { flex: 1; overflow-y: auto; }
.pane-resize-handle {
  background: var(--border);
  transition: background 150ms;
  min-width: 4px;
  min-height: 4px;
  z-index: 2;
}
.pane-resize-handle:hover {
  background: var(--accent);
}
.code-block-wrapper:hover .copy-code-btn {
  opacity: 1;
}
.copy-code-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 11px;
  font-family: var(--mono);
  cursor: pointer;
  opacity: 0;
  transition: opacity 150ms ease, background 150ms ease, color 150ms ease;
  z-index: 5;
}
.copy-code-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.copy-code-btn.copied {
  background: var(--accent-green);
  color: #fff;
  border-color: var(--accent-green);
}

/* Mobile : toujours visible (pas de hover sur tactile) */
@media (max-width: 768px) {
  .copy-code-btn {
    opacity: 1;
    padding: 2px 8px;
    font-size: 10px;
    top: 4px;
    right: 4px;
  }
}

/* ── MFA (Multi-Factor Authentication) ────────────────────────────────── */

.mfa-challenge {
  margin-top: 20px;
  padding: 24px;
  border-radius: 12px;
  background: var(--surface, #1a1a2e);
  border: 1px solid var(--border, #333);
  text-align: center;
}
.mfa-challenge .mfa-icon { font-size: 48px; margin-bottom: 12px; }
.mfa-challenge h3 { margin: 0 0 8px; color: var(--text, #fff); }
.mfa-challenge p { color: var(--muted, #999); margin: 0 0 16px; }
.mfa-code-input {
  width: 180px;
  font-size: 28px;
  text-align: center;
  letter-spacing: 12px;
  padding: 12px;
  border: 2px solid var(--border, #444);
  border-radius: 8px;
  background: var(--bg, #0d0d1a);
  color: var(--text, #fff);
  font-family: monospace;
  outline: none;
}
.mfa-code-input:focus { border-color: var(--accent, #7C3AED); }
.mfa-code-input-group { display: flex; gap: 8px; justify-content: center; align-items: center; margin-bottom: 12px; }
.mfa-code-input-group span { color: var(--muted, #999); font-size: 24px; }
.mfa-link-btn {
  background: none; border: none; color: var(--accent, #7C3AED);
  cursor: pointer; font-size: 13px; text-decoration: underline;
}
.mfa-link-btn:hover { opacity: 0.8; }
.mfa-error { color: #e74c3c; font-size: 13px; margin-top: 8px; }

/* MFA Settings (Security tab) */
.mfa-status-section { padding: 16px 0; }
.mfa-status-row { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.mfa-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 20px; font-size: 13px; font-weight: 600;
}
.mfa-badge-on { background: #1a3a2a; color: #4ade80; }
.mfa-badge-off { background: #3a2a1a; color: #f59e0b; }
.mfa-status-label { color: var(--text, #fff); font-weight: 500; }

/* MFA Setup card */
.mfa-setup-card {
  padding: 20px; border-radius: 10px;
  background: var(--surface2, #1e1e3a); border: 1px solid var(--border, #333);
}
.mfa-setup-card h4 { margin: 0 0 12px; color: var(--text, #fff); }
.mfa-qr-container { text-align: center; margin: 16px 0; }
.mfa-qr-code img, .mfa-qr-code canvas { max-width: 200px; border-radius: 8px; }
.mfa-secret-details { margin-top: 12px; }
.mfa-secret-code {
  font-family: monospace; font-size: 14px; padding: 8px 12px;
  background: var(--bg, #0d0d1a); border-radius: 6px;
  color: var(--accent, #7C3AED); cursor: pointer; user-select: all;
  display: inline-block;
}
.mfa-info-text { color: var(--muted, #999); font-size: 13px; margin: 8px 0; }
.mfa-subtitle { color: var(--muted, #999); font-size: 13px; margin: 0 0 16px; }
.mfa-verify-section { display: flex; gap: 8px; align-items: center; margin-top: 12px; }
.mfa-actions { margin-top: 16px; }

/* MFA Recovery codes display */
.mfa-recovery-card {
  padding: 20px; border-radius: 10px;
  background: var(--surface2, #1e1e3a); border: 1px solid var(--border, #333);
  margin-top: 16px;
}
.mfa-recovery-card h4 { margin: 0 0 8px; color: var(--text, #fff); }
.mfa-recovery-list {
  display: grid; grid-template-columns: 1fr 1fr; gap: 6px 24px;
  margin: 12px 0; list-style: none; padding: 0;
}
.mfa-recovery-code {
  font-family: monospace; font-size: 14px; padding: 4px 8px;
  background: var(--bg, #0d0d1a); border-radius: 4px;
  color: var(--text, #fff); letter-spacing: 1px;
}
.mfa-recovery-actions { display: flex; gap: 8px; margin-top: 12px; }

/* WebAuthn security keys (ROADMAP #64) */
.webauthn-settings { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--border, #333); }
.webauthn-title { margin: 0 0 6px; color: var(--text, #fff); font-size: 0.95rem; }
.webauthn-key-list { list-style: none; margin: 10px 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.webauthn-key-item {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px;
  background: var(--surface2, #1a1a2e); border-radius: 6px;
}
.webauthn-key-label { flex: 1; font-size: 0.9rem; color: var(--text, #fff); }
.webauthn-key-meta { font-size: 0.75rem; color: var(--text-muted, #888); }
.config-btn-sm { padding: 4px 10px; font-size: 0.78rem; }

/* MFA Disable card */
.mfa-disable-card {
  padding: 16px; border-radius: 10px;
  background: var(--surface2, #1e1e3a); border: 1px solid #e74c3c33;
  margin-top: 16px;
}
.mfa-disable-card h4 { margin: 0 0 8px; color: #e74c3c; }
.mfa-disable-actions { display: flex; gap: 8px; margin-top: 12px; }

.mfa-warning {
  color: #f59e0b; font-size: 13px; padding: 8px 12px;
  background: #3a2a1a; border-radius: 6px; margin-top: 8px;
}

/* ── BooksLM Panel ──────────────────────────────────── */
.bookslm-panel { position: fixed; right: 0; top: 0; bottom: 0; width: 450px;
  background: var(--bg-primary); border-left: 1px solid var(--border);
  z-index: 100; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform 300ms ease-out;
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  color: var(--text-primary); }
.bookslm-panel.open { transform: translateX(0); }
/* The `.hidden` class is applied by the header toggle button to collapse the
   panel while keeping it mounted (so the toggle icon stays usable). When
   hidden, the panel is slid fully off-screen and the open animation no
   longer overrides the translateX. */
.bookslm-panel.open.hidden { transform: translateX(100%); }
.bookslm-btn-toggle {
  display: flex; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary); padding: 4px;
  border-radius: 4px; flex-shrink: 0;
  transition: color 200ms ease, background 200ms ease;
}
.bookslm-btn-toggle:hover { color: var(--accent); background: var(--surface2); }
.bookslm-header { display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border-bottom: 1px solid var(--border); }
.bookslm-header .bookslm-context-icon { display: flex; color: var(--accent); flex-shrink: 0; }
.bookslm-header-titles { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.25; }
.bookslm-header-titles .bookslm-title { font-size: 13px; font-weight: 600;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-header-titles .bookslm-subtitle { font-size: 11px; color: var(--text-secondary);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-header-actions { display: flex; align-items: center; gap: 2px; flex-shrink: 0; }
.bookslm-header button { background: none; border: none; cursor: pointer;
  color: var(--text-secondary); padding: 5px; border-radius: 6px; display: flex; align-items: center; }
.bookslm-header button:hover { background: var(--surface2); color: var(--text-primary); }
/* Provider/model picker on its own row so the header actions never get hidden. */
.bookslm-toolbar { display: flex; align-items: center; justify-content: flex-end; gap: 8px;
  flex-wrap: wrap; padding: 8px 12px; border-bottom: 1px solid var(--border);
  background: var(--bg-secondary); }
.bookslm-toolbar-label { font-size: 11px; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: .04em; flex-shrink: 0; }
.bookslm-toolbar .ai-picker { margin-left: 0; padding-left: 0; border-left: none;
  flex-wrap: wrap; row-gap: 4px; }
.bookslm-toolbar .ai-picker select { max-width: 220px; }
/* `!important` is required: the panel width is also written inline by the
   resize handle / persisted width, and an inline style would otherwise win. */
.bookslm-panel.fullscreen { width: 100vw !important; }
.bookslm-status { padding: 6px 16px; font-size: 12px; color: var(--text-secondary);
  border-bottom: 1px solid var(--border); display: flex; gap: 12px; align-items: center; }
.bookslm-status .bookslm-status-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-status .bookslm-status-error { color: #f87171; }
.bookslm-status .bookslm-context-bar { flex: 1; height: 4px; border-radius: 2px;
  background: var(--surface2); overflow: hidden; }
.bookslm-status .bookslm-context-fill { height: 100%; border-radius: 2px; background: var(--accent); transition: width 0.3s; }
/* Assistant activity — no loading bar above the composer anymore: in agent
   mode the animated dots sit in the steps header (« ●●● 3 étapes ▶ »), in
   plain chat they sit in the pending answer. Pure CSS, reduced-motion aware. */
.bookslm-dots { display: inline-flex; align-items: center; gap: 2px; }
.bookslm-dots i { width: 4px; height: 4px; border-radius: 50%; background: currentColor;
  opacity: 0.25; animation: bookslm-dot 1.2s ease-in-out infinite; }
.bookslm-dots i:nth-child(2) { animation-delay: 0.15s; }
.bookslm-dots i:nth-child(3) { animation-delay: 0.3s; }
@keyframes bookslm-dot {
  0%, 60%, 100% { opacity: 0.25; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-2px); }
}
.bookslm-pending { display: flex; align-items: center; height: 20px; color: var(--text-secondary); }
/* Notion-style AI thread: only this zone scrolls; entries stack vertically
   with generous spacing. The latest user post is anchored to the top of the
   visible area on send: the post is anchored flush at the top (block:start,
   and the bottom padding is grown so a short answer can still roll the post
   all the way up). */
.bookslm-messages { flex: 1; overflow-y: auto; padding: 20px 16px; display: flex;
  flex-direction: column; gap: 24px; overflow-anchor: none; }
.bookslm-msg { display: flex; flex-direction: column; gap: 4px; }
/* The user bubble is capped against the *thread* width, not against a
   shrink-to-fit wrapper: capping both would compound (80% × 85% ≈ 68%) and
   produced very short lines. Wrapper stretches, bubble carries the cap. */
.bookslm-msg.user { align-items: flex-end; }
.bookslm-msg.assistant { align-items: stretch; width: 100%; }
.bookslm-msg-meta { font-size: 11px; color: var(--text-secondary); opacity: 0.75;
  padding: 0 2px; align-self: flex-start; user-select: none; }
/* Hover-revealed action bar (Copier / Ajouter). */
.bookslm-msg-actions { display: flex; gap: 6px; margin-top: 4px; opacity: 0;
  transition: opacity 0.15s; }
.bookslm-msg.user .bookslm-msg-actions { justify-content: flex-end; }
.bookslm-msg:hover .bookslm-msg-actions,
.bookslm-msg-actions:focus-within { opacity: 1; }
.bookslm-msg-action { display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; padding: 3px 9px; border-radius: 6px; border: 1px solid transparent;
  background: transparent; color: var(--text-secondary); cursor: pointer; }
.bookslm-msg-action:hover { background: var(--surface2); color: var(--text-primary);
  border-color: var(--border); }
.bookslm-bubble { max-width: 85%; padding: 10px 14px; border-radius: 18px; font-size: 14px; line-height: 1.5; word-wrap: break-word; }
.bookslm-bubble.user { align-self: flex-end; max-width: 90%; min-width: 0;
  background: var(--surface2); color: var(--text-primary); border-bottom-right-radius: 6px; }
.bookslm-bubble.assistant { align-self: flex-start; background: transparent; padding: 0; width: 100%; max-width: 100%; color: var(--text-primary); }
.bookslm-bubble.assistant code { background: rgba(0,0,0,0.2); padding: 1px 4px; border-radius: 3px; font-size: 0.9em; }
.bookslm-bubble.assistant pre { background: rgba(0,0,0,0.3); padding: 10px; border-radius: 6px; overflow-x: auto; margin: 8px 0; }
/* #102 — per-code-block “Ajouter”: a discreet button in the block's corner,
   revealed on hover/focus, that inserts only this section. */
.bookslm-code-block { position: relative; }
.bookslm-code-block .bookslm-code-insert { position: absolute; top: 6px; right: 6px;
  z-index: 1; background: var(--surface2); border-color: var(--border); opacity: 0;
  transition: opacity 0.15s; }
.bookslm-code-block:hover .bookslm-code-insert,
.bookslm-code-block:focus-within .bookslm-code-insert { opacity: 1; }
.bookslm-sources { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.bookslm-source-badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  font-size: 11px; color: var(--accent); cursor: pointer; }
.bookslm-source-badge:hover { background: var(--surface2); }
.bookslm-input-area { display: flex; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--border); align-items: flex-end; }
.bookslm-input-area textarea { flex: 1; resize: none; min-height: 36px; max-height: 120px;
  padding: 8px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-primary); color: var(--text-primary); font-size: 14px; font-family: inherit; }
.bookslm-input-area textarea:focus { border-color: var(--accent); outline: none; }
.bookslm-input-area button { padding: 8px 16px; border-radius: 8px; border: none;
  background: var(--accent); color: #fff; cursor: pointer; font-size: 14px; }
.bookslm-input-area button.bookslm-btn-send { width: 40px; height: 40px; padding: 0;
  border-radius: 50%; font-size: 16px; line-height: 1; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; }
.bookslm-input-area button:hover { opacity: 0.9; }
.bookslm-input-area button:disabled { opacity: 0.5; cursor: not-allowed; }
/* BUG-077 — the send button doubles as a Stop control while streaming. */
.bookslm-input-area button.bookslm-btn-send.is-stopping { background: var(--danger); }
.bookslm-input-area button.bookslm-btn-send.is-stopping:hover { opacity: 1; filter: brightness(1.08); }
.bookslm-input-hint { padding: 0 16px 10px; font-size: 10px; color: var(--text-secondary);
  text-align: right; border-top: none; }
/* Action cards proposed by the General assistant (file/dir creation). */
.bookslm-actions { display: flex; flex-direction: column; gap: 6px; margin-top: 10px; }
.bookslm-action { display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--bg-primary); }
.bookslm-action.done { opacity: 0.65; }
.bookslm-action-meta { flex: 1; display: flex; align-items: center; gap: 6px; font-size: 12px;
  color: var(--text-primary); word-break: break-word; }
.bookslm-action-icon { flex-shrink: 0; }
.bookslm-action-apply { padding: 5px 12px; border-radius: 6px; border: none;
  background: var(--accent); color: #fff; cursor: pointer; font-size: 12px; flex-shrink: 0; }
.bookslm-action-apply:disabled { opacity: 0.6; cursor: default; }
.bookslm-action-apply:not(:disabled):hover { filter: brightness(1.08); }
/* Agent-mode toggle in the header. */
.bookslm-header button.bookslm-btn-agent.active { color: var(--accent); background: var(--surface2); }
/* Tool-call trace shown above an assistant answer (agent mode).
   The header is the live indicator (« ●●● 3 étapes ▶ »); expanding it reveals
   the chronological steps, thinking notes as « Réflexion » sub-sections and
   web sources as clickable links. */
.bookslm-tool-trace { margin: 0 0 8px; }
.bookslm-tool-trace > summary { display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--text-secondary); cursor: pointer; user-select: none;
  list-style: none; padding: 2px 0; }
.bookslm-tool-trace > summary::-webkit-details-marker { display: none; }
.bookslm-tool-trace > summary:hover { color: var(--text-primary); }
.bookslm-tool-trace[open] > summary { margin-bottom: 4px; }
.bookslm-steps-dots { color: var(--accent); }
/* BUG-074 — preview of the first action next to the step counter. */
.bookslm-steps-title { color: var(--text-secondary); max-width: 45vw; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap; }
.bookslm-steps-body { display: flex; flex-direction: column; gap: 3px; }
.bookslm-chevron { font-size: 8px; line-height: 1; opacity: 0.7; }
.bookslm-chevron::before { content: '▶'; }
details[open] > summary .bookslm-chevron::before { content: '▼'; }
.bookslm-thought { margin-left: 12px; }
.bookslm-thought > summary { display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; color: var(--text-secondary); cursor: pointer; user-select: none;
  list-style: none; }
.bookslm-thought > summary::-webkit-details-marker { display: none; }
.bookslm-thought > summary:hover { color: var(--text-primary); }
.bookslm-thought-text { margin: 4px 0 6px 6px; padding-left: 9px;
  border-left: 2px solid var(--border); font-size: 11.5px; line-height: 1.5;
  color: var(--text-secondary); font-style: italic; white-space: pre-wrap;
  word-break: break-word; }
.bookslm-web-sources { margin-left: 12px; }
.bookslm-web-sources > summary { display: inline-flex; align-items: center; gap: 5px;
  font-size: 11px; color: var(--text-secondary); cursor: pointer; user-select: none;
  list-style: none; }
.bookslm-web-sources > summary::-webkit-details-marker { display: none; }
.bookslm-web-sources > summary:hover { color: var(--text-primary); }
.bookslm-web-sources-list { list-style: none; margin: 4px 0 6px 6px; padding: 0;
  display: flex; flex-direction: column; gap: 3px; border-left: 2px solid var(--border);
  padding-left: 9px; }
.bookslm-web-sources-list a { font-size: 11px; color: var(--accent);
  text-decoration: none; word-break: break-word; }
.bookslm-web-sources-list a::before { content: '↗ '; opacity: 0.7; }
.bookslm-web-sources-list a:hover { text-decoration: underline; }
.bookslm-tool-line { font-size: 11px; color: var(--text-secondary); padding-left: 12px; }
.bookslm-tool-line.failed { color: #f87171; }
@media (prefers-reduced-motion: reduce) {
  .bookslm-dots i { animation: none; opacity: 0.6; }
}
/* Mutation confirmation card (two-step propose/apply). */
.bookslm-confirm { flex-wrap: wrap; }
.bookslm-confirm-diff { flex-basis: 100%; width: 100%; margin-top: 4px; }
/* BUG-075 — one row per action when the run batches several mutations. */
.bookslm-confirm-actions { flex-basis: 100%; width: 100%; display: flex;
  flex-direction: column; gap: 4px; margin-top: 4px; }
.bookslm-confirm-action > summary { display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; color: var(--text-secondary); cursor: pointer; list-style: none;
  word-break: break-word; }
.bookslm-confirm-action > summary::-webkit-details-marker { display: none; }
.bookslm-confirm-action > summary:hover { color: var(--text-primary); }
.bookslm-confirm-action[open] > summary { color: var(--text-primary); }
.bookslm-diff-title { font-size: 11px; color: var(--text-secondary); margin-bottom: 4px; }
.bookslm-diff { background: rgba(0,0,0,0.25); border-radius: 6px; padding: 8px;
  overflow-x: auto; font-size: 12px; line-height: 1.4; max-height: 240px; margin: 0; }
.bookslm-diff-add { color: #4ade80; display: block; }
.bookslm-diff-del { color: #f87171; display: block; }
.bookslm-diff-ctx { color: var(--text-secondary); display: block; }
/* #106 — Actions instantanées contextuelles de l'assistant. */
.bookslm-suggestions { display: flex; flex-direction: column; gap: 6px; padding: 8px 16px 0; }
.bookslm-suggestions.hidden { display: none; }
.bookslm-qa-badge { flex-shrink: 0; font-size: 10px; text-transform: uppercase;
  letter-spacing: 0.5px; font-weight: 600; color: var(--accent-text, var(--accent));
  background: var(--accent-bg);
  border: 1px solid var(--border); border-radius: 999px; padding: 2px 8px; }
.bookslm-qa-badge.hidden { display: none; }
.bookslm-qa-hint { margin: 0 0 2px; font-size: 12px; color: var(--text-secondary); line-height: 1.45; }
.bookslm-qa-head { display: flex; align-items: center; justify-content: space-between; padding: 0 2px; }
.bookslm-qa-label { font-size: 10px; font-weight: 700; letter-spacing: 0.8px;
  text-transform: uppercase; color: var(--text-muted, var(--text-secondary)); opacity: 0.85; }
.bookslm-qa-more { display: inline-flex; align-items: center; gap: 5px; background: none;
  border: none; color: var(--accent); font-size: 12px; cursor: pointer; padding: 2px 4px;
  border-radius: 6px; }
.bookslm-qa-more:hover { background: var(--bg-hover); }
.bookslm-qa-list { display: flex; flex-direction: column; gap: 6px; }
.bookslm-qa-btn { display: flex; align-items: center; gap: 10px; width: 100%;
  text-align: left; padding: 9px 12px; border-radius: 10px; cursor: pointer;
  background: var(--surface); border: 1px solid var(--border); color: var(--text-secondary);
  font-size: 13px; transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease; }
.bookslm-qa-btn:hover { background: var(--surface2); border-color: var(--accent); color: var(--text-primary); }
.bookslm-qa-btn .bookslm-qa-icon { color: var(--text-muted, var(--text-secondary)); flex-shrink: 0; }
.bookslm-qa-btn:hover .bookslm-qa-icon { color: var(--accent); }
.bookslm-qa-text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; font-weight: 500; }
.bookslm-qa-go { opacity: 0; transform: translateX(-3px); transition: opacity 0.15s ease,
  transform 0.15s ease; color: var(--accent); flex-shrink: 0; }
.bookslm-qa-btn:hover .bookslm-qa-go { opacity: 1; transform: translateX(0); }
/* Tiroir catalogue ("Toutes les actions") : bottom-sheet dans le panneau. */
.bookslm-qa-drawer { position: absolute; inset: 0; z-index: 60; background: rgba(0, 0, 0, 0.45);
  display: flex; align-items: flex-end; opacity: 0; transition: opacity 0.2s ease; }
.bookslm-qa-drawer.hidden { display: none; }
.bookslm-qa-drawer.open { opacity: 1; }
.bookslm-qa-sheet { width: 100%; max-height: 82%; display: flex; flex-direction: column;
  background: var(--bg-primary); border-top: 1px solid var(--border);
  border-radius: 14px 14px 0 0; padding: 12px 14px 10px; box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.35);
  transform: translateY(100%); transition: transform 0.22s ease; }
.bookslm-qa-drawer.open .bookslm-qa-sheet { transform: translateY(0); }
.bookslm-qa-sheet-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.bookslm-qa-sheet-title { display: inline-flex; align-items: center; gap: 7px; font-size: 14px;
  font-weight: 600; color: var(--text-primary); }
.bookslm-qa-sheet-title i { color: var(--accent); }
.bookslm-qa-sheet-close { display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--surface); color: var(--text-secondary); }
.bookslm-qa-sheet-close:hover { background: var(--surface2); color: var(--text-primary); }
.bookslm-qa-search { position: relative; margin-bottom: 10px; }
.bookslm-qa-search i { position: absolute; left: 9px; top: 50%; transform: translateY(-50%);
  color: var(--text-secondary); pointer-events: none; }
.bookslm-qa-search input { width: 100%; box-sizing: border-box; padding: 7px 10px 7px 30px;
  border-radius: 8px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text-primary); font-size: 13px; outline: none; }
.bookslm-qa-search input:focus { border-color: var(--accent); }
.bookslm-qa-sheet-list { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 6px;
  padding-bottom: 8px; }
.bookslm-qa-cat { margin: 8px 2px 2px; display: flex; align-items: center; gap: 6px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.8px; text-transform: uppercase;
  color: var(--text-secondary); position: sticky; top: 0; background: var(--bg-primary);
  padding: 4px 0; z-index: 1; }
.bookslm-qa-btn.compact { padding: 7px 10px; border-radius: 8px; font-size: 12.5px; }
.bookslm-qa-empty { padding: 18px 8px; text-align: center; font-size: 12px; color: var(--text-secondary); }
@media (prefers-reduced-motion: reduce) {
  .bookslm-qa-drawer, .bookslm-qa-sheet, .bookslm-qa-btn, .bookslm-qa-go { transition: none; }
}
/* Formatted markdown inside assistant answers. */
.bookslm-bubble.assistant > *:first-child { margin-top: 0; }
.bookslm-bubble.assistant > *:last-child { margin-bottom: 0; }
.bookslm-bubble.assistant p { margin: 6px 0; }
.bookslm-bubble.assistant h1,
.bookslm-bubble.assistant h2,
.bookslm-bubble.assistant h3,
.bookslm-bubble.assistant h4,
.bookslm-bubble.assistant h5,
.bookslm-bubble.assistant h6 { margin: 10px 0 6px; line-height: 1.3; font-weight: 600; }
.bookslm-bubble.assistant h1 { font-size: 1.35em; }
.bookslm-bubble.assistant h2 { font-size: 1.2em; }
.bookslm-bubble.assistant h3 { font-size: 1.1em; }
.bookslm-bubble.assistant h4,
.bookslm-bubble.assistant h5,
.bookslm-bubble.assistant h6 { font-size: 1em; }
.bookslm-bubble.assistant ul,
.bookslm-bubble.assistant ol { margin: 6px 0; padding-left: 20px; }
.bookslm-bubble.assistant li { margin: 2px 0; }
.bookslm-bubble.assistant blockquote { margin: 8px 0; padding: 4px 10px;
  border-left: 3px solid var(--accent); background: rgba(0,0,0,0.12);
  border-radius: 0 4px 4px 0; color: var(--text-secondary); }
.bookslm-bubble.assistant hr { border: none; border-top: 1px solid var(--border); margin: 10px 0; }
.bookslm-bubble.assistant table { border-collapse: collapse; margin: 8px 0; width: 100%;
  display: block; overflow-x: auto; }
.bookslm-bubble.assistant th,
.bookslm-bubble.assistant td { border: 1px solid var(--border); padding: 4px 8px;
  font-size: 0.92em; text-align: left; }
.bookslm-bubble.assistant th { background: rgba(0,0,0,0.15); }
.bookslm-bubble.assistant pre { max-width: 100%; }
.bookslm-bubble.assistant a { color: var(--accent); }
.bookslm-path-link { color: var(--accent); cursor: pointer;
  text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 2px; }
.bookslm-path-link:hover { text-decoration-style: solid; }
/* Session history dropdown. */
.bookslm-history-menu { position: absolute; top: 48px; right: 10px; z-index: 20;
  width: min(320px, calc(100% - 20px)); max-height: 60vh; overflow-y: auto;
  background: var(--bg-primary); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35); padding: 6px; }
.bookslm-history-menu.hidden { display: none; }
.bookslm-history-item { display: flex; align-items: stretch; gap: 4px; border-radius: 8px; }
.bookslm-history-item:hover { background: var(--surface2); }
.bookslm-history-item.active { background: var(--surface2); outline: 1px solid var(--accent); }
.bookslm-history-open { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px;
  background: none; border: none; cursor: pointer; text-align: left; padding: 7px 8px;
  color: var(--text-primary); border-radius: 8px; }
.bookslm-history-title { font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-history-date { font-size: 10px; color: var(--text-secondary); }
.bookslm-history-meta { font-size: 10px; color: var(--text-secondary);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-history-delete { background: none; border: none; cursor: pointer; color: var(--text-secondary);
  padding: 0 8px; border-radius: 6px; display: flex; align-items: center; }
.bookslm-history-delete:hover { color: #f87171; background: rgba(248,113,113,0.12); }
.bookslm-history-empty { padding: 10px; font-size: 12px; color: var(--text-secondary); text-align: center; }
/* Resizable left edge. */
.bookslm-resize-handle { position: absolute; left: 0; top: 0; bottom: 0; width: 6px;
  cursor: ew-resize; z-index: 30; background: transparent; }
.bookslm-resize-handle:hover { background: var(--accent); opacity: 0.4; }
.bookslm-panel.fullscreen .bookslm-resize-handle { display: none; }
body.bookslm-resizing { cursor: ew-resize; user-select: none; }
/* Attachment chips (ad-hoc context, skill, images). */
.bookslm-attachments { display: flex; flex-wrap: wrap; gap: 6px; padding: 8px 12px 0; }
.bookslm-attachments.empty { display: none; }
.bookslm-chip { display: inline-flex; align-items: center; gap: 4px; max-width: 100%;
  padding: 3px 6px 3px 8px; border: 1px solid var(--border); border-radius: 14px;
  background: var(--surface2); font-size: 11px; color: var(--text-primary); }
.bookslm-chip-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 220px; }
.bookslm-chip-remove { background: none; border: none; cursor: pointer; color: var(--text-secondary);
  font-size: 14px; line-height: 1; padding: 0 2px; border-radius: 50%; }
.bookslm-chip-remove:hover { color: #f87171; }
.bookslm-chip-thumb { width: 18px; height: 18px; object-fit: cover; border-radius: 4px; }
.bookslm-chip-skill { border-color: var(--accent); }
.bookslm-chip-deep-research { border-color: var(--accent); }
/* Composer menus (`/` commands and `@` mentions). */
.bookslm-menu-layer { position: relative; }
.bookslm-command-menu, .bookslm-mention-menu { position: absolute; left: 12px; right: 12px; bottom: 4px;
  max-height: 260px; overflow-y: auto; background: var(--bg-primary); border: 1px solid var(--border);
  border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.35); padding: 4px; z-index: 40; }
.bookslm-command-menu.hidden, .bookslm-mention-menu.hidden { display: none; }
.bookslm-menu-item { display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  background: none; border: none; cursor: pointer; padding: 7px 9px; border-radius: 7px;
  color: var(--text-primary); font-size: 13px; }
.bookslm-menu-item:hover { background: var(--bg-hover); }
/* The active (keyboard) item needs a clearly visible highlight: --surface2 is
   identical to --bg-primary in the default dark theme, so it was invisible. */
.bookslm-menu-item.active { background: var(--bg-hover); color: var(--text-primary);
  box-shadow: inset 3px 0 0 var(--accent); }
.bookslm-menu-icon { flex-shrink: 0; }
.bookslm-menu-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookslm-menu-desc, .bookslm-menu-usage { margin-left: auto; font-size: 11px; color: var(--text-secondary);
  white-space: nowrap; }
.bookslm-menu-empty { padding: 10px; font-size: 12px; color: var(--text-secondary); text-align: center; }
/* Image attach button. */
.bookslm-input-area button.bookslm-btn-plus { display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  background: none; border: 1px solid var(--border); color: var(--text-secondary); cursor: pointer;
  border-radius: 50%; width: 32px; height: 32px; padding: 0; }
.bookslm-input-area button.bookslm-btn-plus:hover { color: var(--accent); border-color: var(--accent); }
.bookslm-file-input { display: none; }
.bookslm-files-input { display: none; }
/* Extensible "+" panel (#97). */
.bookslm-ext-menu { position: absolute; left: 12px; right: 12px; bottom: 72px; z-index: 45;
  max-height: 55vh; overflow-y: auto; background: var(--bg-primary); border: 1px solid var(--border);
  border-radius: 12px; box-shadow: 0 8px 24px rgba(0,0,0,0.35); padding: 6px; }
.bookslm-ext-menu.hidden { display: none; }
.bookslm-ext-item { display: grid; grid-template-columns: 20px 1fr auto; align-items: center;
  gap: 8px; width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 8px 9px; border-radius: 8px; color: var(--text-primary); font-size: 13px; }
.bookslm-ext-item:hover { background: var(--bg-hover); }
.bookslm-ext-item .bookslm-ext-hint { grid-column: 2 / 4; font-size: 11px; color: var(--text-secondary);
  margin-top: -4px; }
.bookslm-ext-item.disabled { opacity: 0.55; cursor: not-allowed; }
.bookslm-ext-item.disabled:hover { background: none; }
.bookslm-ext-soon { font-size: 9px; text-transform: uppercase; letter-spacing: 0.4px;
  color: var(--accent); border: 1px solid var(--accent); border-radius: 10px; padding: 1px 6px; }
.bookslm-ext-footer { padding: 7px 9px 4px; font-size: 10px; color: var(--text-secondary);
  text-align: center; border-top: 1px dashed var(--border); margin-top: 4px; }
/* Create-skill modal. */
.bookslm-modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.55); z-index: 2000;
  display: flex; align-items: center; justify-content: center; padding: 16px; }
.bookslm-modal { background: var(--bg-primary); border: 1px solid var(--border); border-radius: 12px;
  padding: 18px; width: min(520px, 100%); box-shadow: 0 12px 40px rgba(0,0,0,0.45); }
.bookslm-modal-title { margin: 0 0 12px; font-size: 15px; }
.bookslm-modal-field { display: flex; flex-direction: column; gap: 4px; font-size: 12px;
  color: var(--text-secondary); margin-bottom: 10px; }
.bookslm-modal-field input, .bookslm-modal-field textarea { padding: 8px 10px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg-secondary); color: var(--text-primary);
  font-size: 13px; font-family: inherit; }
.bookslm-modal-error { color: #f87171; font-size: 12px; min-height: 14px; margin-bottom: 6px; }
.bookslm-modal-actions { display: flex; justify-content: flex-end; gap: 8px; }
.bookslm-modal-actions button { padding: 7px 14px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text-primary); cursor: pointer; font-size: 13px; }
.bookslm-modal-actions button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
/* ── Provider/model picker (shared by assistant + editor) ── */
.ai-picker { display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; color: var(--text-secondary); flex-shrink: 0; position: relative; }
.ai-picker-label { white-space: nowrap; }
.ai-picker select { font-size: 0.8rem; background: var(--surface); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px; cursor: pointer;
  min-height: 34px; }
.ai-picker select:hover { border-color: var(--accent); }
.ai-picker select:focus { border-color: var(--accent); outline: none; }
/* Searchable model combobox. */
.ai-picker-model-combo { position: relative; display: inline-flex; }
.ai-picker-model-trigger { display: inline-flex; align-items: center; justify-content: space-between;
  gap: 6px; max-width: 240px; min-width: 120px; min-height: 34px;
  font-size: 0.8rem; background: var(--surface); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px; cursor: pointer; }
.ai-picker-model-trigger:hover, .ai-picker-model-trigger:focus { border-color: var(--accent); outline: none; }
.ai-picker-model-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-picker-model-chevron { opacity: 0.6; font-size: 0.7rem; flex-shrink: 0; }
.ai-picker-model-pop { position: absolute; top: calc(100% + 4px); right: 0; z-index: 60;
  min-width: 220px; width: 340px; max-width: calc(100vw - 24px); background: var(--bg-primary);
  border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  padding: 6px; }
.ai-picker-model-pop.hidden { display: none; }
.ai-picker-model-search { width: 100%; box-sizing: border-box; font-size: 0.8rem;
  background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border);
  border-radius: 6px; padding: 7px 10px; margin-bottom: 4px; }
.ai-picker-model-search:focus { border-color: var(--accent); outline: none; }
.ai-picker-model-list { max-height: 260px; overflow-y: auto; display: flex; flex-direction: column; }
.ai-picker-model-option { display: block; width: 100%; text-align: left; font-size: 0.8rem;
  line-height: 1.35; padding: 7px 10px; border-radius: 5px; background: none; border: none;
  color: var(--text-primary); cursor: pointer; white-space: normal; overflow-wrap: anywhere; }
.ai-picker-model-option:hover { background: var(--bg-hover); }
.ai-picker-model-option.active { background: var(--bg-hover); box-shadow: inset 3px 0 0 var(--accent); }
.ai-picker-model-empty { font-size: 0.78rem; color: var(--text-secondary); padding: 8px 10px; text-align: center; }
.ai-picker-model-more { font-size: 0.78rem; color: var(--text-secondary); padding: 8px 10px; text-align: center; }
/* Capability info button (ⓘ) + informational bubble. */
.ai-picker-caps-host { position: relative; display: inline-flex; }
.ai-picker-info { background: none; border: none; cursor: pointer; color: var(--text-secondary);
  font-size: 1rem; line-height: 1; padding: 5px 7px; border-radius: 6px; }
.ai-picker-info:hover, .ai-picker-info:focus { color: var(--accent); }
.ai-picker-info.hidden { display: none; }
.ai-picker-caps-pop { position: absolute; top: calc(100% + 4px); left: 0; z-index: 60;
  min-width: 220px; max-width: 300px; background: var(--bg-primary);
  border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  padding: 8px 10px; }
.ai-picker-caps-pop.hidden { display: none; }
.ai-picker-caps-title { font-size: 0.7rem; font-weight: 600; color: var(--text-secondary);
  text-transform: uppercase; letter-spacing: .04em; margin-bottom: 4px; }
.ai-picker-caps { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 4px; font-size: 10px;
  color: var(--text-secondary); }
.ai-cap-item { white-space: nowrap; opacity: 0.65; }
.ai-cap-item.on { opacity: 1; color: var(--accent); }
@media (max-width: 768px) {
  .bookslm-resize-handle { display: none; }
  .bookslm-panel {
    width: 100%;
    /* Clear the fixed bottom toolbar so the input box and the send button
       are not hidden behind it. The panel background still fills the area
       behind the bar. */
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
  }
}

/* ── AI Floating Action Button ───────────────────────── */
.ai-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: transform 200ms ease, opacity 200ms ease;
  padding: 0;
}
.ai-fab:hover {
  transform: scale(1.08);
}
.ai-fab:active {
  transform: scale(0.96);
}
.ai-fab[hidden] {
  display: none;
}


/* ══════════════════════════════════════════
   Mobile editor UX (ROADMAP #69)
   Floating Markdown toolbar, paste helper,
   pinch-zoom, adjustable height, swipe
   shortcuts and distraction-free reading mode.
   ══════════════════════════════════════════ */

/* ── Obsidian-style editing ribbon (ROADMAP #83) ── */
.me-toolbar {
  display: none;
}

.me-ribbon {
  --kb-offset: 0px;
}

.me-ribbon-scroll {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 2px 2px;
  min-width: 0;
  flex: 1;
}
.me-ribbon-scroll::-webkit-scrollbar {
  display: none;
}

.me-ribbon-btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-mono);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background 120ms ease, transform 120ms ease;
}
.me-ribbon-btn:active {
  transform: scale(0.92);
  background: rgba(128, 128, 128, 0.22);
}

.me-ribbon-gear {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: none;
  border-left: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.me-ribbon-gear:active {
  color: var(--accent);
}

/* Ribbon customiser rows */
.me-ribbon-customizer-list {
  max-height: 50vh;
  overflow-y: auto;
}
.me-ribbon-cmd-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.me-ribbon-cmd-row.disabled {
  opacity: 0.75;
}
.me-ribbon-cmd-label {
  flex: 1;
  font-size: 0.85rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.me-ribbon-cmd-move,
.me-ribbon-cmd-remove,
.me-ribbon-cmd-add {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
}
.me-ribbon-cmd-move:disabled {
  opacity: 0.35;
}
.me-ribbon-cmd-remove {
  color: var(--danger);
}
.me-ribbon-cmd-divider {
  padding: 10px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}
.me-ribbon-customizer-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 10px;
  border-top: 1px solid var(--border);
}

/* BUG-018: the in-editor AI toolbar was too dense on small screens. */
@media (max-width: 768px) {
  .ai-toolbar {
    gap: 4px !important;
    padding: 6px 8px !important;
  }
  .ai-toolbar-btn {
    min-height: 34px;
    padding: 6px 10px !important;
    font-size: 0.78rem !important;
  }
}

@media (max-width: 768px) {
  .editor-modal.active .me-ribbon {
    display: flex;
    position: fixed;
    left: 8px;
    right: 8px;
    /* BUG-019: sit just above the on-screen keyboard. */
    bottom: calc(var(--kb-offset, 0px) + 8px + env(safe-area-inset-bottom, 0));
    z-index: 30;
    align-items: center;
    gap: 4px;
    padding: 4px;
    background: #1c1c1e;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
  }
  .me-ribbon-btn {
    color: #e8e8ea;
  }
  .me-ribbon-gear {
    color: #b8b8bd;
  }
  [data-theme="light"] .me-ribbon {
    background: #f1f1f4;
    border-color: rgba(0, 0, 0, 0.08);
  }
  [data-theme="light"] .me-ribbon-btn {
    color: #1c1c1e;
  }
  [data-theme="light"] .me-ribbon-gear {
    color: #5a5a60;
  }
}

/* ── Adjustable editor height handle ── */
.me-resize-handle {
  display: none;
}
@media (max-width: 768px) {
  .me-resize-handle {
    display: block;
    height: 14px;
    margin: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    cursor: ns-resize;
    touch-action: none;
    position: relative;
    flex-shrink: 0;
  }
  .me-resize-handle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 4px;
    border-radius: 2px;
    background: var(--border);
    transform: translate(-50%, -50%);
  }
}

/* ── Reading mode enter / exit buttons ── */
.me-reading-btn,
.me-reading-exit {
  display: none;
}
/* Author `display: flex` would otherwise win over the `[hidden]` attribute. */
.me-reading-btn[hidden] {
  display: none;
}

@media (max-width: 768px) {
  .me-reading-btn {
    display: flex;
    position: fixed;
    right: 16px;
    bottom: calc(80px + env(safe-area-inset-bottom, 0));
    z-index: 890;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  }
  body.reading-mode .me-reading-btn {
    display: none;
  }
  body.reading-mode .me-reading-exit {
    display: flex;
    position: fixed;
    top: calc(12px + env(safe-area-inset-top, 0));
    right: 12px;
    z-index: 1100;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  }
}

/* ── Distraction-free reading mode ── */
body.reading-mode .header,
body.reading-mode .sidebar,
body.reading-mode .sidebar-overlay,
body.reading-mode .right-sidebar,
body.reading-mode .right-sidebar-resize-handle,
body.reading-mode .mobile-toolbar,
body.reading-mode .vault-context-bar,
body.reading-mode .tab-bar {
  display: none !important;
}
body.reading-mode .content-area {
  max-width: 820px;
  margin: 0 auto;
  padding: clamp(20px, 6vw, 48px) clamp(18px, 6vw, 40px) 96px;
}
/* The bottom toolbar is hidden in reading mode: no clearance needed. */
body.reading-mode .main-body {
  padding-bottom: 0;
}
body.reading-mode .breadcrumb,
body.reading-mode .file-toolbar,
body.reading-mode .file-actions {
  display: none;
}

/* ── Bottom sheet (backlinks / table of contents) ── */
.me-sheet {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1200;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border-top-left-radius: 16px;
  border-top-right-radius: 16px;
  box-shadow: 0 -6px 28px rgba(0, 0, 0, 0.4);
  transform: translateY(110%);
  transition: transform 220ms ease;
}
.me-sheet.open {
  transform: translateY(0);
}
.me-sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 1190;
  background: var(--overlay-bg, rgba(0, 0, 0, 0.5));
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
}
.me-sheet-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.me-sheet-handle {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  margin: 8px auto 4px;
  flex-shrink: 0;
}
.me-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 16px 10px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.me-sheet-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}
.me-sheet-close {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
}
.me-sheet-list {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 6px 8px calc(12px + env(safe-area-inset-bottom, 0));
}
.me-sheet-item {
  display: block;
  width: 100%;
  padding: 12px 12px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
}
.me-sheet-item:active {
  background: var(--bg-hover, rgba(128, 128, 128, 0.18));
}
.me-sheet-empty {
  padding: 24px 16px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}