/* ===== CSS Variables ===== */
:root {
  --bg-primary: #1a1a2e;
  --bg-secondary: #16213e;
  --bg-tertiary: #0f3460;
  --bg-card: #1e2a4a;
  --bg-hover: #253557;
  --text-primary: #e0e0e0;
  --text-secondary: #a0a0b8;
  --text-muted: #6c6c80;
  --accent: #4285f4;
  --accent-hover: #5a95f5;
  --danger: #ea4335;
  --success: #34a853;
  --warning: #fbbc04;
  --border: #2a2a4a;
  --shadow: rgba(0, 0, 0, 0.4);
  --sidebar-width: 360px;
  --toolbar-size: 44px;
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 0.25s ease;
}

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

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow: hidden;
}

/* ===== Sidebar ===== */
.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: transform var(--transition);
}

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

.sidebar-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-close {
  display: none;
  background: none; border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}

.sidebar-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.tab-btn {
  flex: 1;
  padding: 10px 0;
  background: none; border: none;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.tab-btn:hover { color: var(--text-primary); background: var(--bg-hover); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-content {
  display: none;
  flex: 1;
  overflow-y: auto;
}
.tab-content.active { display: flex; flex-direction: column; }

.list-container { flex: 1; overflow-y: auto; padding: 8px; }

.empty-hint {
  text-align: center;
  color: var(--text-muted);
  padding: 32px 16px;
  font-size: 13px;
}

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

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}

/* ===== Button Styles ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  gap: 6px;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); }
.btn-secondary:hover { background: var(--bg-hover); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #d33426; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-block { width: 100%; }

/* ===== Map ===== */
#map {
  position: fixed;
  top: 0; left: var(--sidebar-width); right: 0; bottom: 0;
  z-index: 1;
}

/* ===== Toolbar ===== */
.toolbar {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toolbar-btn {
  width: var(--toolbar-size);
  height: var(--toolbar-size);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: 0 2px 8px var(--shadow);
}

.toolbar-btn:hover { background: var(--bg-hover); border-color: var(--accent); }
.toolbar-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ===== Mode Indicator ===== */
.mode-indicator {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  background: var(--accent);
  color: #fff;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 2px 12px var(--shadow);
  animation: slideDown 0.3s ease;
}

.mode-cancel {
  background: rgba(255,255,255,0.2);
  border: none;
  color: #fff;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 12px;
}
.mode-cancel:hover { background: rgba(255,255,255,0.3); }

.hidden { display: none !important; }

/* ===== Custom Marker ===== */
.custom-marker {
  position: relative;
  width: 36px; height: 36px;
}
.custom-marker .marker-pin {
  width: 36px; height: 36px;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  border: 2px solid rgba(255,255,255,0.6);
}
.custom-marker .marker-pin .marker-emoji {
  transform: rotate(45deg);
  font-size: 16px;
  line-height: 1;
}
.custom-marker .marker-badge {
  position: absolute;
  top: -4px; right: -4px;
  background: var(--warning);
  color: #333;
  font-size: 10px;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* Category colors */
.marker-sight .marker-pin { background: #4285f4; }
.marker-food .marker-pin { background: #ff6d00; }
.marker-hotel .marker-pin { background: #ab47bc; }
.marker-shopping .marker-pin { background: #ea4335; }
.marker-default .marker-pin { background: #607d8b; }

/* ===== Popup ===== */
.leaflet-popup-content-wrapper {
  background: var(--bg-card) !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: 0 4px 20px var(--shadow) !important;
  border: 1px solid var(--border);
  padding: 0 !important;
}
.leaflet-popup-content { margin: 0 !important; width: 260px !important; }
.leaflet-popup-tip { background: var(--bg-card) !important; border: 1px solid var(--border); }
.leaflet-popup-close-button { color: var(--text-secondary) !important; font-size: 20px !important; top: 8px !important; right: 10px !important; }

.popup-content { overflow: hidden; }
.popup-photo {
  width: 100%; height: 140px;
  object-fit: cover;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 32px;
}
.popup-photo img { width: 100%; height: 100%; object-fit: cover; }
.popup-body { padding: 12px 14px; }
.popup-name { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.popup-meta { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.popup-stars { color: var(--warning); }
.popup-desc { font-size: 12px; color: var(--text-secondary); margin-bottom: 10px; line-height: 1.5; }
.popup-actions { display: flex; gap: 6px; }
.popup-actions .btn { flex: 1; padding: 6px 8px; font-size: 12px; }

/* ===== Search ===== */
.search-box { padding: 12px; }
.search-box input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition);
}
.search-box input:focus { border-color: var(--accent); }
.search-box input::placeholder { color: var(--text-muted); }

.search-results {
  margin-top: 8px;
  max-height: calc(100vh - 280px);
  overflow-y: auto;
}

.search-item {
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  cursor: pointer;
  transition: all var(--transition);
}
.search-item:hover { background: var(--bg-hover); border-color: var(--accent); }
.search-item-name { font-size: 14px; font-weight: 500; margin-bottom: 2px; }
.search-item-address { font-size: 12px; color: var(--text-secondary); }
.search-item-add {
  float: right;
  background: var(--accent);
  border: none;
  color: #fff;
  width: 26px; height: 26px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: -2px;
  transition: background var(--transition);
}
.search-item-add:hover { background: var(--accent-hover); }
.search-loading, .search-error {
  text-align: center;
  padding: 20px;
  color: var(--text-muted);
  font-size: 13px;
}

/* ===== Marker List Item ===== */
.marker-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
  cursor: pointer;
  transition: all var(--transition);
}
.marker-list-item:hover { background: var(--bg-hover); border-color: var(--accent); }
.marker-list-icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.marker-list-icon.sight { background: #4285f4; }
.marker-list-icon.food { background: #ff6d00; }
.marker-list-icon.hotel { background: #ab47bc; }
.marker-list-icon.shopping { background: #ea4335; }
.marker-list-icon.default { background: #607d8b; }
.marker-list-info { flex: 1; min-width: 0; }
.marker-list-name { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.marker-list-meta { font-size: 11px; color: var(--text-secondary); }
.marker-list-actions { display: flex; gap: 4px; }
.marker-list-actions button {
  background: none; border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  font-size: 14px;
  transition: all var(--transition);
}
.marker-list-actions button:hover { color: var(--text-primary); background: var(--bg-hover); }
.marker-list-actions button.delete-btn:hover { color: var(--danger); }

/* ===== Route List Item ===== */
.route-list-item {
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 6px;
}
.route-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.route-list-name { font-size: 14px; font-weight: 500; display: flex; align-items: center; gap: 8px; }
.route-list-color { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.route-list-stats { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.route-list-actions { display: flex; gap: 6px; }

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}
.modal.hidden { display: none !important; }

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 8px 32px var(--shadow);
  animation: scaleIn 0.25s ease;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 { font-size: 18px; font-weight: 600; }
.modal-close {
  background: none; border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }

.form-group { padding: 12px 20px 0; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.form-group input[type="text"],
.form-group input[type="url"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--accent); }
.form-group textarea { resize: vertical; min-height: 72px; }
.form-group select { cursor: pointer; }
.form-group select option { background: var(--bg-card); }

.form-actions {
  display: flex;
  gap: 10px;
  padding: 20px;
  justify-content: flex-end;
}

/* Star Rating */
.star-rating { display: flex; gap: 4px; }
.star-rating span {
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s;
  user-select: none;
}
.star-rating span:hover,
.star-rating span.hovered { color: var(--warning); }
.star-rating span.active { color: var(--warning); }

/* Route Waypoints */
.route-waypoints {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 40px;
  padding: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.route-waypoint-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition);
}
.route-waypoint-tag:hover { border-color: var(--accent); }
.route-waypoint-tag.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.route-waypoint-tag .wp-order {
  background: rgba(255,255,255,0.2);
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
}

/* Route Colors */
.route-colors { display: flex; gap: 8px; }
.color-option { cursor: pointer; }
.color-option input { display: none; }
.color-option span {
  display: block;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 3px solid transparent;
  transition: border-color var(--transition);
}
.color-option input:checked + span { border-color: #fff; }
.color-option:hover span { border-color: rgba(255,255,255,0.5); }

/* ===== Toast ===== */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 13px;
  box-shadow: 0 4px 16px var(--shadow);
  animation: slideUp 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
  white-space: nowrap;
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--accent); }

/* ===== Animations ===== */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeOut { from { opacity: 1; } to { opacity: 0; } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translate(-50%, -20px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ===== Leaflet Overrides ===== */
.leaflet-control-zoom { border: none !important; }
.leaflet-control-zoom a {
  background: var(--bg-secondary) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border) !important;
  width: 36px !important; height: 36px !important;
  line-height: 36px !important;
  font-size: 18px !important;
}
.leaflet-control-zoom a:hover { background: var(--bg-hover) !important; }
.leaflet-control-attribution { display: none; }

/* Hide routing machine panel */
.leaflet-routing-container { display: none !important; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-tertiary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    width: 100%;
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-close { display: block; }
  .sidebar-overlay.active { display: block; }

  #map { left: 0; }

  .toolbar {
    top: auto;
    bottom: 24px;
    right: 16px;
    flex-direction: row;
  }

  .mode-indicator {
    top: auto;
    bottom: 80px;
    left: 50%;
  }

  .modal-content {
    width: 95%;
    max-height: 85vh;
  }
}