:root {
  --bg-primary: #0f141c;
  --bg-secondary: #161d2a;
  --bg-sidebar: #131a24;
  --bg-hover: #1f2937;
  --bg-active: #283548;
  --border-color: #263345;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-subtle: rgba(59, 130, 246, 0.15);
  --danger-color: #ef4444;
  --danger-hover: #dc2626;
  --success-color: #10b981;
  --card-bg: #1e293b;
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-sidebar: #f1f5f9;
  --bg-hover: #e2e8f0;
  --bg-active: #cbd5e1;
  --border-color: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent-color: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-subtle: rgba(37, 99, 235, 0.1);
  --danger-color: #dc2626;
  --danger-hover: #b91c1c;
  --success-color: #059669;
  --card-bg: #ffffff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  line-height: 1.5;
}

/* App Container Layout */
.app-container {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Sidebar Styles */
.sidebar {
  width: 310px;
  min-width: 310px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.25s ease;
  z-index: 100;
  position: relative;
}

.sidebar-header {
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.3px;
}

.logo-icon {
  color: var(--accent-color);
  font-size: 1.3rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.icon-btn, .icon-btn-sm {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.icon-btn {
  width: 32px;
  height: 32px;
  font-size: 0.95rem;
}

.icon-btn-sm {
  width: 24px;
  height: 24px;
  font-size: 0.8rem;
}

.icon-btn:hover, .icon-btn-sm:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

/* Search Box */
.search-box {
  margin: 12px 14px 6px;
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.search-box input {
  width: 100%;
  padding: 8px 32px 8px 32px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: border-color 0.15s ease;
}

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

.clear-btn {
  position: absolute;
  right: 8px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.clear-btn:hover {
  color: var(--text-primary);
}

.search-results-popup {
  position: absolute;
  top: 98px;
  left: 14px;
  right: 14px;
  max-height: 300px;
  overflow-y: auto;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  z-index: 105;
  padding: 6px 0;
}

.search-result-item {
  padding: 8px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.15s;
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--bg-hover);
}

.s-item-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.s-item-snippet {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Sidebar Quick Actions */
.sidebar-actions {
  display: flex;
  gap: 6px;
  padding: 8px 14px;
}

.action-btn {
  flex: 1;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 6px;
  padding: 6px 4px;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.15s;
}

.action-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* File Tree */
.tree-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px 4px;
}

.tree-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.file-tree {
  flex: 1;
  overflow-y: auto;
  padding: 4px 10px 16px;
}

.file-tree::-webkit-scrollbar {
  width: 5px;
}
.file-tree::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 3px;
}

.tree-item {
  display: flex;
  align-items: center;
  padding: 5px 8px;
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 2px;
  transition: all 0.12s ease;
}

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

.tree-item.active {
  background-color: var(--accent-subtle);
  color: var(--accent-color);
  font-weight: 600;
}

.tree-item .tree-icon {
  width: 18px;
  text-align: center;
  margin-right: 6px;
  font-size: 0.9rem;
}

.tree-item .tree-chevron {
  width: 14px;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-right: 2px;
  transition: transform 0.15s ease;
}

.tree-item.folder.collapsed .tree-chevron {
  transform: rotate(-90deg);
}

.tree-item .tree-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tree-children {
  padding-left: 14px;
}

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

/* Sidebar Footer */
.sidebar-footer {
  padding: 10px 14px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--text-primary);
  background: var(--bg-hover);
  padding: 3px 8px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.logout-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  font-size: 0.78rem;
  transition: color 0.15s;
}

.logout-btn:hover {
  color: var(--danger-color);
}

.repo-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  user-select: none;
}

.repo-badge:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.repo-badge.synced {
  color: var(--success-color);
}

.repo-badge.ahead, .repo-badge.uncommitted {
  color: #f59e0b;
}

.repo-badge.behind {
  color: #38bdf8;
}

.badge-sync-spin {
  opacity: 0.6;
  transition: opacity 0.15s ease;
}

.repo-badge:hover .badge-sync-spin {
  opacity: 1;
}

.badge-sync-spin.spinning {
  animation: badgeSpin 1s linear infinite;
}

@keyframes badgeSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--bg-primary);
  overflow: hidden;
}

/* Top Nav */
.top-nav {
  height: 52px;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
}

.hamburger-btn {
  display: none;
}

.breadcrumbs {
  font-size: 0.86rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.breadcrumbs span.crumb-part {
  color: var(--text-muted);
}

.breadcrumbs span.crumb-active {
  color: var(--text-primary);
  font-weight: 600;
}

/* View Mode Switcher */
.view-mode-group {
  display: flex;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 2px;
}

.mode-btn {
  background: transparent;
  border: none;
  padding: 5px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.mode-btn:hover {
  color: var(--text-primary);
}

.mode-btn.active {
  background-color: var(--bg-active);
  color: var(--accent-color);
}

/* Buttons */
.btn {
  padding: 6px 14px;
  font-size: 0.84rem;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

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

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-active);
}

.btn-danger-icon {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--danger-color);
  padding: 6px 10px;
}

.btn-danger-icon:hover {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: var(--danger-color);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Empty State */
.empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.empty-card {
  text-align: center;
  max-width: 440px;
}

.empty-icon {
  font-size: 3.5rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.empty-card h2 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.empty-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 24px;
}

.empty-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 28px;
}

.shortcut-hints {
  display: flex;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.8rem;
}

kbd {
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* Workspace */
.workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Markdown Toolbar */
.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.tb-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 0.82rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.tb-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.tb-divider {
  width: 1px;
  height: 18px;
  background-color: var(--border-color);
  margin: 0 4px;
}

.tb-spacer {
  flex: 1;
}

.doc-stats {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Editor & Preview Pane Container */
.editor-container {
  flex: 1;
  display: flex;
  overflow: hidden;
  position: relative;
}

.pane {
  flex: 1;
  height: 100%;
  overflow-y: auto;
  position: relative;
}

/* Textarea Editor */
.editor-pane textarea {
  width: 100%;
  height: 100%;
  padding: 24px 32px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  resize: none;
  tab-size: 2;
}

/* Preview Pane / Markdown Styling */
.preview-pane {
  padding: 32px 48px;
  background-color: var(--bg-primary);
}

.markdown-body {
  max-width: 900px;
  margin: 0 auto;
  line-height: 1.7;
  color: var(--text-primary);
}

.markdown-body h1 {
  font-size: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
  margin: 24px 0 16px;
}

.markdown-body h2 {
  font-size: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 6px;
  margin: 20px 0 14px;
}

.markdown-body h3 {
  font-size: 1.25rem;
  margin: 16px 0 12px;
}

.markdown-body p {
  margin-bottom: 14px;
}

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

.markdown-body code:not(pre code) {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: #ec4899;
}

.markdown-body pre {
  background-color: #090d16;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  margin: 16px 0;
  overflow-x: auto;
  position: relative;
}

.markdown-body pre code {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.5;
}

.code-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 0.75rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.markdown-body pre:hover .code-copy-btn {
  opacity: 1;
}

.markdown-body blockquote {
  border-left: 4px solid var(--accent-color);
  padding: 8px 16px;
  margin: 16px 0;
  background-color: var(--accent-subtle);
  border-radius: 0 6px 6px 0;
  color: var(--text-secondary);
}

.markdown-body ul, .markdown-body ol {
  padding-left: 24px;
  margin-bottom: 14px;
}

.markdown-body li {
  margin-bottom: 4px;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.88rem;
}

.markdown-body th, .markdown-body td {
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  text-align: left;
}

.markdown-body th {
  background-color: var(--bg-secondary);
  font-weight: 600;
}

.markdown-body tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.02);
}

.markdown-body hr {
  height: 1px;
  background-color: var(--border-color);
  border: none;
  margin: 24px 0;
}

.markdown-body input[type="checkbox"] {
  margin-right: 6px;
}

/* Split View styling */
.editor-container.split-mode .editor-pane {
  display: block;
  border-right: 1px solid var(--border-color);
}
.editor-container.split-mode .preview-pane {
  display: block;
}

.editor-container.edit-mode .editor-pane {
  display: block;
}
.editor-container.edit-mode .preview-pane {
  display: none;
}

.editor-container.preview-mode .editor-pane {
  display: none;
}
.editor-container.preview-mode .preview-pane {
  display: block;
}

/* Binary Pane (Images, etc.) */
.binary-pane {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.binary-pane img {
  max-width: 90%;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

/* Status Bar */
.editor-statusbar {
  height: 28px;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  font-size: 0.74rem;
  color: var(--text-muted);
}

.status-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge {
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-clean {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--success-color);
}

.badge-modified {
  background-color: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
}

/* Modals */
.modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal.active {
  display: flex;
}

.modal-dialog {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalFadeIn 0.2s ease;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

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

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 14px 20px;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

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

.form-group label {
  display: block;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
}

.form-control:focus {
  border-color: var(--accent-color);
}

/* Drop Zone */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: 8px;
  padding: 28px 16px;
  text-align: center;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.drop-zone.dragover {
  border-color: var(--accent-color);
  background-color: var(--accent-subtle);
}

.drop-icon {
  font-size: 2.2rem;
  color: var(--accent-color);
  margin-bottom: 8px;
}

.browse-link {
  color: var(--accent-color);
  text-decoration: underline;
  cursor: pointer;
}

.selected-files-list {
  margin-top: 12px;
  max-height: 120px;
  overflow-y: auto;
  text-align: left;
  font-size: 0.8rem;
}

.file-queue-item {
  display: flex;
  justify-content: space-between;
  padding: 4px 6px;
  border-radius: 4px;
  background-color: var(--bg-secondary);
  margin-bottom: 4px;
}

/* Drag Drop Global Overlay */
.drag-drop-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 20, 28, 0.85);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  pointer-events: none;
}

.drag-drop-overlay.active {
  display: flex;
}

.overlay-box {
  border: 3px dashed var(--accent-color);
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
}

.overlay-box i {
  font-size: 4rem;
  color: var(--accent-color);
  margin-bottom: 12px;
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
}

.toast {
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 18px;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  font-size: 0.86rem;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  max-width: 400px;
  animation: toastIn 0.25s ease;
}

.toast-success i { color: var(--success-color); }
.toast-error i { color: var(--danger-color); }
.toast-info i { color: var(--accent-color); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Sleek In-App Login Screen */
.login-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 50% 25%, rgba(30, 41, 59, 0.95), rgba(11, 15, 23, 0.98));
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  padding: 20px;
}

[data-theme="light"] .login-overlay {
  background: radial-gradient(circle at 50% 25%, rgba(241, 245, 249, 0.95), rgba(226, 232, 240, 0.98));
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 36px 32px 28px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  animation: modalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
}

.login-brand {
  margin-bottom: 24px;
}

.login-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-color), #818cf8);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  box-shadow: 0 8px 16px -4px rgba(59, 130, 246, 0.4);
  margin-bottom: 14px;
}

.login-brand h2 {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.login-brand p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.login-alert {
  padding: 10px 14px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  font-size: 0.82rem;
  margin-bottom: 18px;
  text-align: left;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group .input-icon {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
  font-size: 0.95rem;
  pointer-events: none;
}

.input-group input {
  width: 100%;
  padding: 11px 40px 11px 40px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.92rem;
  outline: none;
  transition: all 0.15s ease;
}

.input-group input:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.pwd-toggle-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: 0.9rem;
  transition: color 0.15s;
}

.pwd-toggle-btn:hover {
  color: var(--text-primary);
}

.login-btn {
  margin-top: 6px;
  padding: 12px 20px;
  border-radius: 8px;
  border: none;
  background: linear-gradient(135deg, var(--accent-color), #4f46e5);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  transition: all 0.15s ease;
}

.login-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.login-btn:active {
  transform: translateY(0);
}

.login-footer {
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: -320px;
    box-shadow: var(--shadow-lg);
  }
  .sidebar.mobile-open {
    transform: translateX(320px);
  }
  .hamburger-btn {
    display: inline-flex;
  }
  .preview-pane {
    padding: 20px 16px;
  }
  .editor-pane textarea {
    padding: 16px;
  }
}