/* ========================================
   VDL Task Tracker — Dark Theme Styles
   Inspired by Linear / Notion
   ======================================== */

:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-tertiary: #181818;
  --bg-elevated: #1e1e1e;
  --bg-hover: #252525;
  --bg-active: #2a2a2a;

  --border: #222222;
  --border-light: #2a2a2a;
  --border-focus: #444444;

  --text-primary: #ececec;
  --text-secondary: #888888;
  --text-tertiary: #555555;

  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-muted: rgba(99, 102, 241, 0.15);
  --accent-dim: rgba(99, 102, 241, 0.08);

  --success: #22c55e;
  --success-muted: rgba(34, 197, 94, 0.15);
  --warning: #f59e0b;
  --warning-muted: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-muted: rgba(239, 68, 68, 0.15);
  --info: #3b82f6;
  --info-muted: rgba(59, 130, 246, 0.15);
  --purple: #a855f7;
  --purple-muted: rgba(168, 85, 247, 0.15);
  --orange: #f97316;
  --orange-muted: rgba(249, 115, 22, 0.15);
  --cyan: #06b6d4;
  --cyan-muted: rgba(6, 182, 212, 0.15);
  --pink: #ec4899;
  --pink-muted: rgba(236, 72, 153, 0.15);

  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;
  --radius-xl: 14px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);

  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  --sidebar-width: 220px;
  --header-height: 52px;

  --transition: 150ms ease;
}

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

html { font-size: 14px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

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

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

input, select, textarea, button { font-family: inherit; font-size: inherit; }

/* ---- Layout ---- */
#app {
  display: flex;
  height: 100vh;
}

/* ---- Sidebar ---- */
#sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  padding: 16px 16px 12px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-logo svg { opacity: 0.5; }

.sidebar-nav {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
}

.nav-section-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-tertiary);
  padding: 16px 8px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 13px;
  font-weight: 450;
  user-select: none;
}

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

.nav-item.active {
  background: var(--accent-muted);
  color: var(--accent);
}

.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; opacity: 0.7; }
.nav-item.active svg { opacity: 1; }

.nav-item .count {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  padding: 1px 6px;
  border-radius: 10px;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}

.sync-indicator {
  font-size: 11px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.sync-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.sync-dot.syncing { background: var(--warning); animation: pulse 1.5s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---- Main Content ---- */
#content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

#view-dashboard { overflow-y: auto; }
#view-tasks { overflow-y: auto; }
#view-projects { overflow-y: auto; }
#view-sync { overflow-y: auto; }

/* ---- Header ---- */
.page-header {
  height: var(--header-height);
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  gap: 16px;
  background: var(--bg-primary);
}

.page-title {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
}

.menu-toggle:hover { background: var(--bg-hover); color: var(--text-primary); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  background: var(--bg-elevated);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn:hover { background: var(--bg-hover); border-color: var(--border-focus); }

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

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

.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-danger { color: var(--danger); }
.btn-danger:hover { background: var(--danger-muted); }

.btn-icon {
  padding: 6px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

/* ---- Search ---- */
.search-box {
  position: relative;
  flex: 1;
  max-width: 400px;
}

.search-box input {
  width: 100%;
  padding: 6px 12px 6px 32px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}

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

.search-box .search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
}

/* ---- Filters ---- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  background: var(--bg-primary);
}

.filter-bar .filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-chip {
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  transition: all var(--transition);
}

.filter-chip:hover { background: var(--bg-hover); color: var(--text-primary); }

.filter-chip.active {
  background: var(--accent-muted);
  border-color: var(--accent);
  color: var(--accent);
}

.filter-select {
  padding: 4px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 12px;
  outline: none;
  cursor: pointer;
}

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

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

/* ---- Content Area ---- */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

.content-area::-webkit-scrollbar { width: 6px; }
.content-area::-webkit-scrollbar-track { background: transparent; }
.content-area::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

/* ---- Task List ---- */
.task-list {
  list-style: none;
}

.task-item {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.task-row {
  display: flex;
  align-items: center;
  padding: 10px 24px;
  gap: 12px;
  cursor: pointer;
  transition: background var(--transition);
}

.task-row:hover { background: var(--bg-hover); }

.task-priority-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.task-priority-dot.urgent { background: var(--danger); box-shadow: 0 0 6px var(--danger); }
.task-priority-dot.high { background: var(--orange); }
.task-priority-dot.medium { background: var(--warning); }
.task-priority-dot.low { background: var(--text-tertiary); }

.task-title {
  flex: 1;
  font-size: 13px;
  font-weight: 450;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.task-title.completed {
  text-decoration: line-through;
  color: var(--text-tertiary);
}

.task-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-status-backlog { background: var(--bg-active); color: var(--text-secondary); }
.badge-status-todo { background: var(--info-muted); color: var(--info); }
.badge-status-in_progress { background: var(--accent-muted); color: var(--accent); }
.badge-status-in_review { background: var(--purple-muted); color: var(--purple); }
.badge-status-done { background: var(--success-muted); color: var(--success); }
.badge-status-cancelled { background: var(--danger-muted); color: var(--danger); }

.badge-erpnext { background: var(--orange-muted); color: var(--orange); }
.badge-gitea { background: var(--cyan-muted); color: var(--cyan); }
.badge-bmad { background: var(--purple-muted); color: var(--purple); }
.badge-manual { background: var(--bg-active); color: var(--text-secondary); }

.badge-critical { background: var(--danger-muted); color: var(--danger); }
.badge-high { background: var(--orange-muted); color: var(--orange); }
.badge-medium { background: var(--warning-muted); color: var(--warning); }
.badge-low { background: var(--success-muted); color: var(--success); }

.task-due {
  font-size: 11px;
  color: var(--text-tertiary);
  white-space: nowrap;
}

.task-due.overdue { color: var(--danger); }
.task-due.soon { color: var(--warning); }

/* ---- Task Detail / Expand ---- */
.task-detail {
  padding: 16px 24px 20px 44px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: none;
}

.task-detail.open { display: block; }

.task-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.detail-field label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.detail-field input,
.detail-field select,
.detail-field textarea {
  width: 100%;
  padding: 6px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}

.detail-field textarea { min-height: 60px; resize: vertical; }
.detail-field input:focus, .detail-field select:focus, .detail-field textarea:focus {
  border-color: var(--accent);
}

.detail-actions {
  display: flex;
  gap: 8px;
}

/* ---- Dashboard ---- */
.dashboard-page { padding: 24px; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.stat-card .stat-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-card .stat-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.status-bar-chart {
  display: flex;
  gap: 4px;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 12px;
}

.status-bar-chart .bar-segment { height: 100%; border-radius: 4px; transition: width 0.3s ease; }

.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* ---- Projects Page ---- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  padding: 24px;
}

.project-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color var(--transition);
}

.project-card:hover { border-color: var(--border-focus); }

.project-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.project-card-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.project-progress {
  height: 4px;
  background: var(--bg-active);
  border-radius: 2px;
  overflow: hidden;
  margin: 12px 0;
}

.project-progress .progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.5s ease;
}

.project-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ---- Sync Page ---- */
.sync-page { padding: 24px; }

.sync-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.sync-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.sync-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.sync-card .sync-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.sync-card .sync-info {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 12px;
  color: var(--text-tertiary);
}

.sync-card .sync-btn {
  width: 100%;
}

.sync-result {
  margin-top: 12px;
  padding: 10px 12px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  font-size: 12px;
  display: none;
}

.sync-result.visible { display: block; }
.sync-result.success { border-left: 3px solid var(--success); }
.sync-result.error { border-left: 3px solid var(--danger); }

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

.modal-overlay.active { display: flex; }

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 90%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: 15px;
  font-weight: 600;
}

.modal-body { padding: 20px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}

.form-group { margin-bottom: 14px; }

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}

.form-group textarea { min-height: 80px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
}

/* ---- Empty State ---- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  color: var(--text-tertiary);
  text-align: center;
}

.empty-state svg { margin-bottom: 12px; opacity: 0.3; }
.empty-state p { font-size: 13px; }

/* ---- Loading ---- */
.loading-spinner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.spinner {
  width: 24px; height: 24px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* ---- Toast ---- */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 10px 16px;
  border-radius: var(--radius);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  font-size: 13px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideIn 0.2s ease;
  max-width: 360px;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--info); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  #sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    transform: translateX(-100%);
    box-shadow: var(--shadow-lg);
  }
  #sidebar.open { transform: translateX(0); }

  .menu-toggle { display: flex; }

  .page-header { padding: 0 16px; }
  .filter-bar { padding: 8px 16px; }
  .task-row { padding: 10px 16px; }
  .task-detail { padding: 12px 16px 16px 36px; }

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

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid { grid-template-columns: 1fr; padding: 16px; }
  .sync-grid { grid-template-columns: 1fr; }

  .task-meta { gap: 4px; }
  .task-meta .badge { font-size: 10px; padding: 1px 6px; }

  .kanban-column { min-width: 220px; flex: 1 0 220px; }

  .sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
    display: none;
  }
  .sidebar-backdrop.open { display: block; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .task-detail-grid { grid-template-columns: 1fr; }
  .filter-bar { gap: 4px; }
  .filter-chip { padding: 3px 8px; font-size: 11px; }
}

/* ---- Utility ---- */
.hidden { display: none !important; }
.text-muted { color: var(--text-secondary); }
.text-danger { color: var(--danger); }
.text-accent { color: var(--accent); }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }

/* ---- Views ---- */
.view { display: none; }
.view.active { display: flex; flex-direction: column; }

/* ---- View Header ---- */
.view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.view-header h2 {
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
}

.view-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

/* ---- Filters ---- */
.filters {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  background: var(--bg-primary);
}

/* ---- Input ---- */
.input {
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition);
}

.input:focus { border-color: var(--accent); }
.input::placeholder { color: var(--text-tertiary); }

/* ---- Task Group ---- */
.task-group {
  border-bottom: 1px solid var(--border);
}

.task-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

/* ---- Task Row Layout ---- */
.task-row-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.task-row-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* ---- Status Dot ---- */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}

/* ---- Form Row / Actions ---- */
.form-row {
  display: flex;
  gap: 12px;
}

.form-row .form-group { flex: 1; }

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ---- Project Grid ---- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
  padding: 24px;
}

.project-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 8px;
  line-height: 1.5;
}

/* ---- Sync Meta ---- */
.sync-meta {
  margin: 12px 0;
  font-size: 12px;
  color: var(--text-secondary);
}

.sync-meta div { margin-bottom: 4px; }

/* ---- Badge Project ---- */
.badge-project {
  background: var(--accent-dim);
  color: var(--accent);
}

/* ---- Logo ---- */
.logo {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

/* ---- Nav Section ---- */
.nav-section {
  flex: 1;
  padding: 8px;
  overflow-y: auto;
}

/* ---- Section ---- */
.section {
  padding: 20px 24px;
}

.section h3 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* ---- Stat Total ---- */
.stat-total {
  background: linear-gradient(135deg, var(--accent-muted), var(--bg-secondary));
  border-color: var(--accent);
}

/* ---- Overdue ---- */
.overdue { color: var(--danger); }

/* ---- Kanban Board ---- */
.kanban-board {
  display: flex;
  gap: 12px;
  padding: 16px;
  overflow-x: auto;
  flex: 1;
  min-height: 0;
}

.kanban-board::-webkit-scrollbar { height: 6px; }
.kanban-board::-webkit-scrollbar-track { background: transparent; }
.kanban-board::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

.kanban-column {
  min-width: 260px;
  max-width: 300px;
  flex: 1 0 260px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 130px);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.kanban-column-dragover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-muted);
}

.kanban-column-collapsed {
  min-width: auto;
  max-width: 160px;
  flex: 0 0 auto;
  background: transparent;
  border: 1px dashed var(--border-light);
  opacity: 0.7;
}

.kanban-column-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.kanban-column-title {
  flex: 1;
}

.kanban-column-count {
  font-size: 11px;
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
  padding: 1px 7px;
  border-radius: 10px;
  font-weight: 500;
}

.kanban-column-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kanban-column-body::-webkit-scrollbar { width: 4px; }
.kanban-column-body::-webkit-scrollbar-track { background: transparent; }
.kanban-column-body::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 2px; }

.kanban-card {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  cursor: grab;
  transition: all var(--transition);
  display: flex;
  overflow: hidden;
}

.kanban-card:hover {
  border-color: var(--border-focus);
  background: var(--bg-hover);
}

.kanban-card-dragging {
  opacity: 0.4;
  transform: rotate(2deg);
}

.kanban-card-priority {
  width: 3px;
  flex-shrink: 0;
  border-radius: 3px 0 0 3px;
}

.kanban-card-content {
  padding: 10px 12px;
  flex: 1;
  min-width: 0;
}

.kanban-card-title {
  font-size: 13px;
  font-weight: 450;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 8px;
  word-wrap: break-word;
}

.kanban-card-badges {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.kanban-card-badges .badge {
  font-size: 10px;
  padding: 1px 6px;
}

.kanban-empty {
  text-align: center;
  padding: 20px 8px;
  color: var(--text-tertiary);
  font-size: 12px;
}

.kanban-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  color: var(--text-tertiary);
  font-size: 13px;
}