@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;
}

/* ===== THEME — DARK (default) ===== */
: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;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--border));
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  cursor: default;
  transition: all 200ms ease;
}
.vault-context-indicator:hover {
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  border-color: var(--accent);
}
.vault-context-indicator i {
  color: var(--accent);
}

.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: 520px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-wrapper .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  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 {
  width: 100%;
  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 {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 4px;
}

.search-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  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: 0.75rem;
  font-weight: 600;
  transition: all 150ms ease;
  padding: 0;
  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);
}

.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;
  gap: 5px;
  padding: 9px 8px 8px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease;
  margin-bottom: -1px;
  white-space: nowrap;
}

.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;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tree-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.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(--text-muted);
}
.tree-item.active .icon {
  color: var(--accent);
}
.tree-item.vault-item .icon {
  color: var(--accent-green);
}

.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 Area --- */
.content-area {
  flex: 1;
  overflow-y: auto;
  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-area {
  margin: 0 auto;
  max-width: 1200px;
}
.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: 20px;
}
.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;
}
.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;
}

/* --- 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 {
  color: var(--accent);
  border-bottom: 1px dashed var(--accent);
  cursor: pointer;
}
.wikilink:hover {
  opacity: 0.8;
}
.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;
}
.search-result-item:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}
.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: 960px;
}
.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);
}
.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;
}
.editor-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
}
.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;
}

/* Help Navigation Menu */
.help-nav {
  width: 220px;
  min-width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  overflow-y: auto;
  position: sticky;
  top: 0;
  height: calc(90vh - 60px);
  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);
  padding: 0 20px 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}
.help-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.help-nav-list li {
  margin: 0;
}
.help-nav-link {
  display: block;
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 150ms ease;
  border-left: 3px solid transparent;
}
.help-nav-link:hover {
  color: var(--accent);
  background: var(--bg-hover);
  text-decoration: none;
}
.help-nav-link.active {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  border-left-color: var(--accent);
  font-weight: 600;
}

.help-content {
  flex: 1;
  max-width: 920px;
  margin: 0 auto;
  padding: 28px 32px 40px;
  overflow-y: auto;
  min-width: 0;
}
.help-lead {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.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: 1.6rem;
  margin-bottom: 16px;
}
.help-content h2 {
  font-size: 1.05rem;
  margin: 24px 0 10px;
}
.help-content h3 {
  font-size: 0.9rem;
  margin: 16px 0 6px;
  color: var(--text-secondary);
}
.help-content p {
  margin: 0 0 12px;
  color: var(--text-secondary);
}
.help-content ul,
.help-content ol {
  margin: 8px 0 16px;
  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-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;
}
.cm-editor {
  height: auto;
  min-height: 100%;
  font-size: 0.9rem;
}
.cm-scroller {
  font-family: 'JetBrains Mono', monospace;
  overflow-y: auto !important;
  overflow-x: auto !important;
  height: auto;
  min-height: 100%;
  max-width: 100%;
}
.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 {
    display: none;
  }
}

/* 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;
  }
  .editor-body {
    flex: 1;
    min-height: 0;
    overflow: auto;
  }
  .cm-editor {
    height: auto;
    min-height: 100%;
  }
  .cm-scroller {
    overflow: auto !important;
    height: auto;
    min-height: 100%;
  }
  .fallback-editor {
    min-height: 100%;
    height: auto;
  }
  .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 {
    gap: 6px;
    padding: 8px 10px;
  }

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

  .header-center {
    flex: 1;
    max-width: none;
  }

  .header-right {
    flex: 0 0 auto;
  }

  .header-logo {
    font-size: 0.95rem;
    gap: 6px;
  }

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

  .search-wrapper input {
    padding: 6px 10px 6px 32px;
    font-size: 0.8rem;
  }

  .header-menu-btn {
    padding: 8px 10px;
  }

  .header-menu-dropdown {
    right: -8px;
    min-width: 240px;
  }

   .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);
  }

  .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: 16px 12px 60px;
  }

  .file-title {
    font-size: 1.2rem;
  }

  .file-actions {
    flex-wrap: wrap;
  }
}

/* --- 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-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-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); }

/* --- 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%; }
}

/* --- 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;
  max-height: 380px;
  overflow-y: auto;
  overflow-x: hidden;
}
.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; }
}

/* ---------------------------------------------------------------------------
   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: 8px;
  padding: 16px;
  margin-bottom: 16px;
}

.hidden-files-vault-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

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

.hidden-files-vault-type {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 4px;
  font-family: var(--mono);
}

.hidden-files-whitelist {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.hidden-files-whitelist-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  min-height: 32px;
}

.hidden-files-whitelist-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px 4px 12px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: var(--mono);
  border: 1px solid color-mix(in srgb, var(--tag-text) 30%, transparent);
}

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

.whitelist-item-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  padding: 0 4px;
  transition: color 150ms ease;
}

.whitelist-item-remove:hover {
  color: var(--danger);
}

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

.hidden-files-add-row .config-input {
  flex: 1;
  max-width: 300px;
}

/* ---------------------------------------------------------------------------
   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); }

/* ---------------------------------------------------------------------------
   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;
  }
}