/* ===== CSS Variables & Themes ===== */
:root {
  --bg-base: #f0f4f8;
  --bg-surface: #ffffff;
  --bg-surface-2: #f8fafc;
  --bg-overlay: rgba(255,255,255,0.85);
  --border: rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.15);
  --text-primary: #1a202c;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --accent: #2ecc71;
  --accent-dark: #27ae60;
  --accent-glow: rgba(46,204,113,0.25);
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;
  --topbar-h: 56px;
  --panel-w: 360px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: 0.25s cubic-bezier(0.16,1,0.3,1);
}

[data-theme="dark"] {
  --bg-base: #0f172a;
  --bg-surface: #1e293b;
  --bg-surface-2: #162032;
  --bg-overlay: rgba(15,23,42,0.88);
  --border: rgba(255,255,255,0.07);
  --border-strong: rgba(255,255,255,0.12);
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
}

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

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

/* ===== Top Bar ===== */
.top-bar {
  height: var(--topbar-h);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 100;
  transition: background var(--transition);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.3px;
}

.brand i { font-size: 20px; }

.toolbar {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px var(--accent-glow);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary.active { background: var(--accent-dark); box-shadow: inset 0 2px 4px rgba(0,0,0,0.2); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  background: var(--bg-surface-2);
  color: var(--text-primary);
  border-color: var(--border-strong);
}
.btn-ghost.active { background: var(--accent); color: #fff; border-color: transparent; }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #dc2626; }

.btn-xs { padding: 4px 8px; font-size: 12px; }

/* ===== App Layout ===== */
.app-layout {
  display: flex;
  height: calc(100dvh - var(--topbar-h));
  overflow: hidden;
}

/* ===== Side Panel ===== */
.side-panel {
  width: var(--panel-w);
  min-width: var(--panel-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width var(--transition), min-width var(--transition), transform var(--transition), background var(--transition);
  position: relative;
  z-index: 10;
}

.side-panel.collapsed {
  width: 0;
  min-width: 0;
  overflow: hidden;
}

/* ===== Panel Tabs ===== */
.panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.tab-btn {
  flex: 1;
  padding: 12px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition);
  position: relative;
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
  opacity: 0;
  transition: opacity var(--transition);
}

.tab-btn.active {
  color: var(--accent);
}
.tab-btn.active::after { opacity: 1; }
.tab-btn:hover:not(.active) { background: var(--bg-surface-2); }

/* ===== Tab Content ===== */
.tab-content {
  display: none;
  flex-direction: column;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px;
  gap: 10px;
}

.tab-content.active { display: flex; }

/* Scrollbar */
.tab-content::-webkit-scrollbar { width: 4px; }
.tab-content::-webkit-scrollbar-track { background: transparent; }
.tab-content::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 4px; }

/* ===== Search Box ===== */
.search-box {
  position: relative;
  flex-shrink: 0;
}

.search-box i {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 13px;
  pointer-events: none;
}

.search-box input {
  width: 100%;
  padding: 9px 10px 9px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface-2);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: all var(--transition);
}

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

.search-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 200;
  display: none;
  max-height: 200px;
  overflow-y: auto;
}

.search-dropdown.show { display: block; }

.search-item {
  padding: 10px 12px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transition);
}

.search-item:last-child { border-bottom: none; }
.search-item:hover { background: var(--bg-surface-2); }
.search-item i { color: var(--accent); font-size: 12px; flex-shrink: 0; }
.search-item .search-name { font-weight: 500; }
.search-item .search-addr { font-size: 11px; color: var(--text-muted); }

/* ===== Waypoint Tips ===== */
.waypoint-tips {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-surface-2);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  flex-shrink: 0;
}

.waypoint-tips i { color: var(--warning); }

/* ===== Waypoint List ===== */
.waypoint-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

.waypoint-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.waypoint-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.wp-index {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.wp-start .wp-index { background: #2ecc71; }
.wp-end .wp-index { background: #e74c3c; }
.wp-rest .wp-index { background: #f39c12; }
.wp-food .wp-index { background: #e67e22; }
.wp-water .wp-index { background: #3498db; }
.wp-danger .wp-index { background: #e74c3c; }
.wp-view .wp-index { background: #9b59b6; }
.wp-camp .wp-index { background: #1abc9c; }

.wp-info { flex: 1; min-width: 0; }
.wp-name {
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wp-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.wp-actions { display: flex; gap: 4px; opacity: 0; transition: opacity var(--transition); }
.waypoint-item:hover .wp-actions { opacity: 1; }
.wp-btn {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  transition: all var(--transition);
}
.wp-btn:hover { background: var(--bg-surface); }
.wp-btn.danger:hover { background: rgba(239,68,68,0.1); color: var(--danger); }

/* Connector line between waypoints */
.wp-connector {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  color: var(--text-muted);
  font-size: 11px;
}
.wp-connector-line {
  flex: 1;
  height: 1px;
  background: var(--border);
  position: relative;
}
.wp-connector-line::before {
  content: '';
  position: absolute;
  left: 50%;
  top: -3px;
  width: 6px;
  height: 6px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transform: translateX(-50%) rotate(45deg);
}

/* ===== Toggle ===== */
.add-mode-toggle {
  flex-shrink: 0;
  padding-top: 6px;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
  user-select: none;
}

.toggle-label input { display: none; }

.toggle-switch {
  width: 36px;
  height: 20px;
  background: var(--border-strong);
  border-radius: 20px;
  position: relative;
  transition: background var(--transition);
  flex-shrink: 0;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition);
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.toggle-label input:checked + .toggle-switch { background: var(--accent); }
.toggle-label input:checked + .toggle-switch::after { transform: translateX(16px); }

/* ===== Route Stats ===== */
.route-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  flex-shrink: 0;
}

.stat-card {
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.stat-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.stat-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 1px;
}

/* ===== Elevation Section ===== */
.elevation-section {
  flex-shrink: 0;
}

.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.section-title i { color: var(--accent); }

.chart-wrapper {
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  height: 160px;
  position: relative;
}

.chart-wrapper canvas { max-height: 136px; }

.elevation-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  background: var(--bg-surface-2);
  border-radius: var(--radius-sm);
  display: none;
}


/* ===== Time Estimate Section ===== */
.time-estimate-section {
  flex-shrink: 0;
  margin-bottom: 16px;
}

.speed-settings {
  background: var(--surface-alt, rgba(0,0,0,0.03));
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
}

.speed-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 5px 0;
  font-size: 12px;
  color: var(--text-secondary);
}

.speed-row:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.speed-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  min-width: 90px;
}

.speed-row label i {
  width: 14px;
  color: var(--primary);
}

.speed-input-group {
  display: flex;
  align-items: center;
  gap: 5px;
}

.speed-input-group input[type="number"] {
  width: 56px;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  text-align: center;
  font-weight: 600;
  transition: border-color 0.2s;
}

.speed-input-group input[type="number"]:focus {
  outline: none;
  border-color: var(--primary);
}

.speed-input-group span {
  font-size: 11px;
  color: var(--text-secondary);
}

/* 主时间显示 */
.time-result {
  background: var(--bg-surface);
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
}

.time-result-main {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: linear-gradient(135deg, var(--accent) 0%, #27ae60 100%);
  color: #fff;
}

.time-icon {
  font-size: 28px;
  opacity: 0.9;
}

.time-value-group .time-label {
  font-size: 11px;
  opacity: 0.85;
  margin-bottom: 2px;
}

.time-value-group .time-value {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: #fff;
}

/* 时间细项 */
.time-breakdown {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  font-size: 12px;
}

.breakdown-item:not(:last-child) {
  border-bottom: 1px dashed var(--border);
}

.bd-label {
  color: var(--text-secondary);
}

.bd-value {
  font-weight: 600;
  color: var(--text-primary);
}

.breakdown-item.highlight .bd-label,
.breakdown-item.highlight .bd-value {
  color: var(--accent);
  font-weight: 700;
}

/* 出发时间行 */
.depart-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 12px;
  flex-wrap: wrap;
}

.depart-row label {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

.depart-row label i {
  color: var(--primary);
}

.depart-row input[type="time"] {
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.2s;
}

.depart-row input[type="time"]:focus {
  outline: none;
  border-color: var(--primary);
}

.arrive-info {
  font-size: 12px;
  color: var(--text-secondary);
  flex: 1;
  text-align: right;
}

.arrive-info strong {
  color: var(--accent);
  font-size: 13px;
}

/* ===== Segment Table ===== */
.segment-table-section { flex-shrink: 0; }


.segment-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.segment-table th, .segment-table td {
  padding: 7px 8px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.segment-table th {
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-surface-2);
}

.segment-table tr:hover td { background: var(--bg-surface-2); cursor: pointer; }

/* ===== Map Area ===== */
.map-area {
  flex: 1;
  position: relative;
  overflow: hidden;
}

#map {
  width: 100%;
  height: 100%;
}

/* ===== Map Overlay Tools ===== */
.map-overlay-tools {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 50;
}

.map-tool-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--bg-overlay);
  backdrop-filter: blur(12px);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--border);
}

.map-tool-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
  transform: scale(1.05);
  box-shadow: 0 4px 12px var(--accent-glow);
}

/* ===== Route Mode Switcher ===== */
.route-mode-switcher {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 4px;
  background: var(--bg-overlay);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 4px;
  box-shadow: var(--shadow-md);
  z-index: 50;
}

.mode-btn {
  padding: 7px 16px;
  border: none;
  border-radius: 32px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
}

.mode-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px var(--accent-glow);
}

.mode-btn:not(.active):hover { background: var(--bg-surface-2); color: var(--text-primary); }

/* ===== Context Menu ===== */
.context-menu {
  position: absolute;
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  z-index: 500;
  min-width: 160px;
  overflow: hidden;
  animation: fadeScale 0.15s ease;
}

@keyframes fadeScale {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.context-menu.show { display: block; }

.menu-item {
  padding: 10px 14px;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transition);
}

.menu-item:hover { background: var(--bg-surface-2); }
.menu-item.danger { color: var(--danger); }
.menu-item.danger:hover { background: rgba(239,68,68,0.08); }
.menu-item i { width: 14px; text-align: center; }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

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

.modal {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.3s cubic-bezier(0.16,1,0.3,1);
  border: 1px solid var(--border);
}

.modal-lg { max-width: 580px; }

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

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

.modal-header h3 {
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-header h3 i { color: var(--accent); }

.modal-close {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--bg-surface-2);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.modal-close:hover { background: rgba(239,68,68,0.1); color: var(--danger); }

.modal-body { padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ===== Form Elements ===== */
.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface-2);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  transition: all var(--transition);
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea { resize: vertical; min-height: 72px; }
.form-group select { cursor: pointer; }

/* ===== Library List ===== */
.library-list { display: flex; flex-direction: column; gap: 8px; }

.library-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
  font-size: 14px;
}

.library-empty i { font-size: 40px; display: block; margin-bottom: 12px; opacity: 0.4; }

.library-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.library-item:hover { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow); }

.library-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.library-info { flex: 1; min-width: 0; }
.library-name { font-size: 14px; font-weight: 600; }
.library-meta { font-size: 12px; color: var(--text-muted); margin-top: 3px; }

.library-actions { display: flex; gap: 6px; }

/* ===== Toast ===== */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s cubic-bezier(0.16,1,0.3,1);
  max-width: 300px;
  pointer-events: auto;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  to { opacity: 0; transform: translateX(20px); }
}

.toast.removing { animation: toastOut 0.3s ease forwards; }
.toast.success i { color: var(--accent); }
.toast.error i { color: var(--danger); }
.toast.info i { color: var(--info); }

/* ===== API Hint ===== */
.api-hint {
  position: fixed;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%);
  background: #fef3c7;
  border: 1px solid #fbbf24;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 100;
  box-shadow: var(--shadow-md);
  max-width: 600px;
  width: calc(100% - 32px);
}

.api-hint i { color: #f59e0b; flex-shrink: 0; }
.api-hint code {
  background: rgba(0,0,0,0.08);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
}

[data-theme="dark"] .api-hint {
  background: rgba(251,191,36,0.1);
  border-color: rgba(251,191,36,0.4);
  color: #fbbf24;
}

/* ===== Marker Label Styles (applied via amap) ===== */
.custom-marker {
  background: var(--accent);
  color: #fff;
  border-radius: 50% 50% 50% 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  transform: rotate(-45deg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  border: 2px solid #fff;
  cursor: pointer;
}

.custom-marker .inner { transform: rotate(45deg); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  :root { --panel-w: 100vw; --topbar-h: 52px; }

  .app-layout { flex-direction: column; }

  .side-panel {
    width: 100%;
    min-width: 100%;
    height: 50dvh;
    border-right: none;
    border-top: 1px solid var(--border);
    order: 2;
  }

  .side-panel.collapsed {
    height: 0;
    min-width: auto;
  }

  .map-area { order: 1; height: 50dvh; flex: none; }

  /* 工具栏横向滚动（按钮小屏下显示图标不换行） */
  .toolbar {
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-shrink: 0;
  }
  .toolbar::-webkit-scrollbar { display: none; }
  .toolbar .btn span { display: none; }
  .toolbar .btn { padding: 7px 10px; flex-shrink: 0; }

  .brand span { font-size: 16px; }

  /* 弹窗全屏适配 */
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }
  .modal-overlay.show { display: flex; }
  .modal {
    max-width: 100%;
    max-height: 92dvh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow-y: auto;
    width: 100%;
  }
  .modal-lg { max-width: 100%; }

  /* 搜索下拉在面板内滚动 */
  .search-dropdown {
    max-height: 45dvh;
  }
}

@media (max-width: 480px) {
  .route-stats { grid-template-columns: 1fr; }
  .map-overlay-tools { right: 8px; top: 8px; }
}

/* ===== GPS Pulse Animation ===== */
@keyframes gpsPulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
  100% { transform: scale(2); opacity: 0; }
}

/* ===== 智能休息点规划 ===== */
.rest-planner-section {
  margin: 0 16px 16px;
  padding: 14px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rest-planner-settings {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rest-setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.rest-setting-row label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.rest-setting-row label i { color: var(--accent); }

.rest-input-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.rest-input-group input {
  width: 72px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 13px;
  text-align: center;
  outline: none;
  transition: all var(--transition);
}

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

.rest-input-group span {
  font-size: 12px;
  color: var(--text-muted);
}

/* 类型 Chip 选择 */
.rest-type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 10px;
  border-radius: 20px;
  border: 1.5px solid var(--border-strong);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
  background: var(--bg-surface);
}

.chip-label:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.chip-label.active {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--accent);
}

.chip-label i { font-size: 11px; }

/* 规划按钮 */
.btn-plan-rest {
  width: 100%;
  justify-content: center;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

/* 简短摘要 */
.rest-result-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 8px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.rest-result-summary strong { color: var(--accent); }

/* ===== 休息点结果弹窗 ===== */
.rest-result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 10px 14px;
  background: var(--bg-surface-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.rest-result-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.rest-result-meta i { font-size: 11px; }

.rest-result-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 52vh;
  overflow-y: auto;
}

/* 单个休息点卡片 */
.rest-result-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.rest-result-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

.rest-result-card.not-found {
  opacity: 0.5;
}

.rest-card-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rest-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  flex-shrink: 0;
}

.not-found-icon {
  background: var(--text-muted) !important;
}

.rest-card-body {
  flex: 1;
  min-width: 0;
}

.rest-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  overflow: hidden;
}

/* 路线上 / 需绕路 徽章 */
.rest-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 99px;
  white-space: nowrap;
  flex-shrink: 0;
}
.rest-badge.on-route {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}
.rest-badge.detour {
  background: rgba(245, 158, 11, 0.15);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}



.rest-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 3px;
  font-size: 11px;
  color: var(--text-muted);
}

.rest-card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.rest-card-addr {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rest-card-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

/* 自定义 Checkbox */
.rest-card-checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
}

.rest-card-checkbox input { display: none; }

.checkmark {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 2px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.rest-card-checkbox input:checked + .checkmark {
  background: var(--accent);
  border-color: var(--accent);
}

.rest-card-checkbox input:checked + .checkmark::after {
  content: '';
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg) translateY(-1px);
  display: block;
}