Add file editing capability with CodeMirror 6 integration, loading indicator for searches, and clickable home logo

frontend/style.css

@@ -118,6 +118,13 @@ a:hover {
   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 {
@@ -741,6 +748,150 @@ a:hover {
   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); }
+}
+
+/* --- 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;
+}
+
+.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;
+}
+
+.editor-title {
+  font-family: 'JetBrains Mono', monospace;
+  font-size: 0.9rem;
+  color: var(--text-primary);
+  font-weight: 600;
+}
+
+.editor-actions {
+  display: flex;
+  gap: 8px;
+}
+
+.editor-btn {
+  font-family: 'JetBrains Mono', monospace;
+  font-size: 0.8rem;
+  padding: 6px 12px;
+  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;
+  gap: 4px;
+}
+.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-body {
+  flex: 1;
+  overflow: hidden;
+  position: relative;
+}
+
+.cm-editor {
+  height: 100%;
+  font-size: 0.9rem;
+}
+
+.cm-scroller {
+  font-family: 'JetBrains Mono', monospace;
+}
+
+/* Mobile editor */
+@media (max-width: 768px) {
+  .editor-modal {
+    padding: 0;
+  }
+  
+  .editor-container {
+    max-width: 100%;
+    max-height: 100vh;
+    border-radius: 0;
+    height: 100vh;
+  }
+  
+  .editor-header {
+    padding: 10px 12px;
+  }
+  
+  .editor-title {
+    font-size: 0.85rem;
+  }
+  
+  .editor-btn {
+    font-size: 0.75rem;
+    padding: 5px 10px;
+  }
+}
+
 /* --- No-select during resize --- */
 body.resizing {
   user-select: none;
@@ -768,12 +919,13 @@ body.resizing-v {
   }
 
   .header {
-    gap: 8px;
-    padding: 8px 12px;
+    gap: 6px;
+    padding: 8px 10px;
   }
 
   .header-logo {
-    font-size: 1rem;
+    font-size: 0.95rem;
+    gap: 6px;
   }
 
   .search-wrapper {
@@ -781,9 +933,14 @@ body.resizing-v {
     flex: 1;
   }
 
+  .search-wrapper input {
+    padding: 6px 10px 6px 32px;
+    font-size: 0.8rem;
+  }
+
   .search-vault-filter {
-    font-size: 0.72rem;
-    padding: 5px 6px;
+    font-size: 0.7rem;
+    padding: 4px 6px;
   }
 
   .sidebar {
@@ -808,6 +965,16 @@ body.resizing-v {
     display: none;
   }
 
+  .tag-resize-handle {
+    display: none;
+  }
+
+  .tag-cloud-section {
+    height: auto;
+    max-height: 200px;
+    min-height: 80px;
+  }
+
   .content-area {
     padding: 16px 12px 60px;
   }