/* === 北京公交 LED 拟真点阵像素字库 (Ark Pixel Font) === */
@font-face {
  font-family: 'BusPixelFont';
  src: url('../fonts/ark-pixel-12px-proportional-zh_hans.otf.woff2') format('woff2');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'BusPixelFont';
  src: url('../fonts/ark-pixel-12px-proportional-latin.otf.woff2') format('woff2');
  font-weight: normal;
  font-style: normal;
  unicode-range: U+0000-00FF;
  font-display: swap;
}

/* === 全局基础与变量 === */
:root {
  --bg-primary: #12141a;
  --bg-secondary: #1a1e28;
  --bg-tertiary: #242938;
  --bg-hover: #2d3448;
  --border-color: #2e354b;
  --text-main: #f0f3fa;
  --text-secondary: #9da8c3;
  --text-muted: #64708d;
  
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.25);
  
  --active-color: #10b981;
  --active-hover: #059669;
  --active-glow: rgba(16, 185, 129, 0.25);
  
  --highlight-color: #f59e0b;
  --danger-color: #ef4444;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.5);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --sidebar-width: 480px;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-main);
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* === 主应用布局 === */
.app-layout {
  display: flex;
  width: 100vw;
  height: 100vh;
  position: relative;
}

/* === 左侧面板 === */
.sidebar {
  width: var(--sidebar-width, 480px);
  min-width: var(--sidebar-width, 480px);
  max-width: var(--sidebar-width, 480px);
  height: 100%;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 20;
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.4);
  position: relative;
  flex-shrink: 0;
  transition: margin-left 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar.collapsed {
  margin-left: calc(-1 * var(--sidebar-width, 480px));
}

/* === 侧边栏展开/收起悬浮拉手 === */
.sidebar-toggle-btn {
  position: absolute;
  top: 50%;
  right: -24px;
  transform: translateY(-50%);
  width: 24px;
  height: 64px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: none;
  border-radius: 0 8px 8px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  box-shadow: 4px 0 14px rgba(0, 0, 0, 0.35);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 30;
  padding: 0;
  outline: none;
}

.sidebar-toggle-btn:hover {
  background: var(--bg-tertiary);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.4);
  width: 26px;
  right: -26px;
}

.sidebar-toggle-btn .toggle-icon {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar.collapsed .sidebar-toggle-btn .toggle-icon {
  transform: rotate(180deg);
}

.sidebar-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.brand-icon {
  font-size: 24px;
  background: var(--bg-tertiary);
  padding: 5px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  line-height: 1;
}

.brand h1 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
  margin: 0;
  line-height: 1.2;
}

.header-stats {
  display: flex;
  gap: 8px;
  align-items: center;
}

.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  letter-spacing: 0.2px;
}

.badge-primary {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

/* === 搜索过滤区域 === */
.search-section {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 12px;
  transition: all 0.2s ease;
}

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

.search-icon {
  color: var(--text-muted);
  margin-right: 8px;
  flex-shrink: 0;
}

.search-input-wrapper input {
  width: 100%;
  height: 38px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-size: 13px;
  font-family: inherit;
}

.search-input-wrapper input::placeholder {
  color: var(--text-muted);
}

.clear-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 6px;
  line-height: 1;
}

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

/* === 工具栏辅助条 === */
.sidebar-sub-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  padding: 0 2px;
}

.sub-toolbar-hint {
  font-size: 11px;
  color: var(--text-muted);
}

.global-stops-toggle-wrapper {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  user-select: none;
  transition: all 0.2s ease;
}

.global-stops-toggle-wrapper:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.2);
}

.stops-toggle-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  white-space: nowrap;
}

/* 简约滑块开关 */
.switch-control {
  position: relative;
  display: inline-block;
  width: 28px;
  height: 15px;
  margin: 0;
  cursor: pointer;
}

.switch-control input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.switch-slider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: 0.2s;
}

.switch-slider::before {
  position: absolute;
  content: "";
  height: 9px;
  width: 9px;
  left: 2px;
  bottom: 2px;
  background-color: var(--text-muted);
  border-radius: 50%;
  transition: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.switch-control input:checked + .switch-slider {
  background-color: #10B981;
  border-color: #10B981;
}

.switch-control input:checked + .switch-slider::before {
  transform: translateX(13px);
  background-color: #FFFFFF;
}

/* === 双栏联动主容器 === */
.master-detail-container {
  flex: 1;
  min-height: 0;
  display: flex;
  overflow: hidden;
  background: var(--bg-primary);
}

/* === 左列：分类导航菜单 === */
.nav-categories-panel {
  width: 155px;
  min-width: 155px;
  max-width: 155px;
  height: 100%;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: 6px 0;
  user-select: none;
}

.nav-categories-panel::-webkit-scrollbar {
  width: 4px;
}

.nav-categories-panel::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 2px;
}

.nav-categories-panel::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.nav-section-title {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  padding: 8px 10px 3px;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  margin-top: 4px;
}

.nav-section-title:first-child {
  border-top: none;
  margin-top: 0;
}

.nav-cat-item {
  padding: 6px 8px 6px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 11.5px;
  color: var(--text-secondary);
  transition: all 0.15s ease;
  border-left: 3px solid transparent;
  position: relative;
  gap: 4px;
}

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

.nav-cat-item.active {
  background: rgba(59, 130, 246, 0.14);
  color: #60a5fa;
  border-left-color: #3b82f6;
  font-weight: 600;
}

/* 特色专栏：已上图路线 */
.nav-cat-item.featured-active-map {
  background: rgba(16, 185, 129, 0.08);
  color: #34d399;
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
  margin-bottom: 4px;
  padding: 8px 10px;
  font-weight: 600;
}

.nav-cat-item.featured-active-map:hover {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
}

.nav-cat-item.featured-active-map.active {
  background: rgba(16, 185, 129, 0.22);
  border-left-color: #10b981;
  color: #10b981;
}

.nav-cat-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.nav-cat-badges {
  display: flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
}

.nav-cat-count {
  font-size: 10px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 1px 4px;
  border-radius: 8px;
}

.nav-cat-item.active .nav-cat-count {
  color: #93c5fd;
  background: rgba(59, 130, 246, 0.2);
}

.nav-cat-active-pill {
  font-size: 9px;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 0 4px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
}

/* === 右列：选中分类的线路列表及操作条 === */
.detail-routes-panel {
  flex: 1;
  min-width: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
}

.detail-header {
  padding: 9px 12px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  min-height: 48px;
}

.detail-header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.detail-header-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.detail-header-subtitle {
  font-size: 11px;
  color: var(--text-muted);
}

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

.detail-action-btn {
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 12px;
  border: 1px solid rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.detail-action-btn:hover {
  background: rgba(59, 130, 246, 0.25);
  color: #93c5fd;
}

.detail-action-btn.all-shown {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}

.detail-action-btn.all-shown:hover {
  background: rgba(239, 68, 68, 0.25);
}

.detail-routes-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  position: relative;
  padding: 0;
}

.virtual-scroll-spacer {
  width: 100%;
  pointer-events: none;
  visibility: hidden;
  height: 0;
}

.virtual-scroll-content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  will-change: transform;
}

.detail-routes-list::-webkit-scrollbar {
  width: 5px;
}

.detail-routes-list::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 3px;
}

.detail-routes-list::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* === 公交车头 LED 电子路牌卡片 (Beijing Bus Headsign LED Board Style) === */
.route-card.led-board {
  height: 86px;
  box-sizing: border-box;
  background: #0f131a;
  border: 2px solid #1f2530;
  border-radius: 9px;
  padding: 6px 8px;
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s cubic-bezier(0.16, 1, 0.3, 1), background 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 5px;
  user-select: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.35);
}

.route-card.led-board:hover {
  border-color: #3b4556;
  background: #141a24;
  transform: translateY(-1.5px);
  box-shadow: 0 5px 12px rgba(0, 0, 0, 0.45);
}

/* 激活点亮态 (选中 / 上图展示) */
.route-card.led-board.is-selected {
  border-color: #ff9800;
  box-shadow: 0 0 0 1.5px rgba(255, 152, 0, 0.5), 0 4px 16px rgba(255, 152, 0, 0.2), 0 2px 8px rgba(0, 0, 0, 0.6);
  background: #111620;
}

/* 临时悬停高亮线 */
.route-card.led-board.highlighted {
  border-color: var(--highlight-color);
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.45);
}

/* 屏幕区域 (带点阵滤镜与真实反光) */
.led-screen {
  position: relative;
  background-color: #07090d;
  background-image: 
    radial-gradient(rgba(255, 255, 255, 0.08) 1.2px, transparent 1.2px),
    linear-gradient(180deg, rgba(20, 24, 34, 0.4) 0%, rgba(5, 7, 10, 0.95) 100%);
  background-size: 3.5px 3.5px, 100% 100%;
  border-radius: 6px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.95);
  overflow: hidden;
  gap: 8px;
}

/* 玻璃反光弧光 */
.led-screen-glare {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 38%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.005) 100%);
  pointer-events: none;
}

/* 左右站名 (金黄琥珀色 LED 点阵字) - 严格保护展示空间，无论路号多长两端均稳定完整不被挤压 */
.led-station {
  flex: 1 1 0;
  min-width: 78px;
  max-width: 35%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  z-index: 1;
  overflow: hidden;
}

.led-station.led-start,
.led-station.led-end {
  text-align: center;
  align-items: center;
}

/* 站名上下双行 / 单行弹性排版容器（统一水平居中） */
.led-station-stack {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-width: 0;
  width: 100%;
}

.led-station-stack.align-start,
.led-station-stack.align-end {
  align-items: center;
  text-align: center;
}

/* 站名点阵字形（纯正 16/12 点阵像素字体） */
.station-line-text {
  font-family: 'BusPixelFont', 'SimHei', 'Microsoft YaHei', -apple-system, sans-serif;
  font-weight: normal;
  letter-spacing: 0.8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  text-align: center;
  color: #f59e0b; /* 待机清晰暖琥珀黄（高对比度无光晕） */
  opacity: 0.90;
  transition: all 0.2s ease;
  -webkit-font-smoothing: none;
  font-smooth: never;
}

/* 单行短站名 (4字及以下)：饱满大字 */
.led-station-stack.single-line .station-line-text {
  font-size: 16px;
  line-height: 1.25;
}

/* 双行长站名 (5字及以上)：紧凑上下堆叠大字 */
.led-station-stack.multi-line .station-line-text {
  font-size: 13px;
  line-height: 1.15;
}

.led-station-stack.multi-line .line-top {
  margin-bottom: 2px;
}

/* 中间线路编号视窗 (大红 LED 醒目大字与视窗走字) */
.led-number-box {
  flex: 0 0 34%;
  width: 34%;
  max-width: 34%;
  min-width: 76px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center; /* 默认短路号居中静止 */
  padding: 0 4px;
  z-index: 1;
  box-sizing: border-box;
}

/* 超长路号走字滚动模式：对齐靠左，确保初始停顿完整展现前缀 */
.led-number-box.has-marquee {
  justify-content: flex-start;
}

.led-number {
  display: inline-block;
  font-size: 26px;
  line-height: 1.1;
  font-weight: normal;
  color: #ef4444; /* 待机清晰鲜明正红（高对比度无光晕） */
  opacity: 0.95;
  font-family: 'BusPixelFont', 'Impact', 'Courier New', monospace;
  letter-spacing: 1.5px;
  white-space: nowrap;
  transition: color 0.2s ease, text-shadow 0.2s ease;
  -webkit-font-smoothing: none;
  font-smooth: never;
}

/* 超长路号平滑左右往返走字 (LED Marquee Ping-Pong) */
.led-number.is-marquee {
  animation: led-marquee-bounce var(--marquee-dur, 5s) cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
  will-change: transform;
}

@keyframes led-marquee-bounce {
  0%, 22% {
    transform: translateX(0);
  }
  50%, 72% {
    transform: translateX(var(--marquee-dist, -40px));
  }
  95%, 100% {
    transform: translateX(0);
  }
}

/* === 点亮状态 (选中 / 上图) === */
.route-card.led-board.is-selected .station-line-text {
  color: #FFB300;
  opacity: 1;
  text-shadow: 
    0 0 1px #FFE082,
    0 0 4px #FFB300,
    0 0 10px rgba(255, 179, 0, 0.7);
}

.route-card.led-board.is-selected .led-number {
  color: #FF2E2E;
  opacity: 1;
  text-shadow: 
    0 0 1px #FFA4A4,
    0 0 5px #FF2E2E,
    0 0 12px rgba(255, 46, 46, 0.8);
}

/* 待机微光提示 (Hover) */
.route-card.led-board:not(.is-selected):hover .station-line-text {
  color: #fbbf24;
  opacity: 1;
}
.route-card.led-board:not(.is-selected):hover .led-number {
  color: #f87171;
  opacity: 1;
}

/* 底部微型状态栏（仅保留站点数，靠右对齐） */
.led-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 1px 4px;
  font-size: 10px;
  color: var(--text-muted);
}

.led-meta-stops {
  font-size: 10px;
  color: var(--text-muted);
  opacity: 0.85;
}

/* === 加载与空状态 === */
.loading-state, .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  color: var(--text-secondary);
  text-align: center;
  gap: 8px;
}

.spinner {
  width: 28px;
  height: 28px;
  border: 3px solid rgba(59, 130, 246, 0.2);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 6px;
}

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

/* === 右侧地图区域 === */
.map-wrapper {
  flex: 1;
  height: 100%;
  position: relative;
  background: #000;
}

#amap-container {
  width: 100%;
  height: 100%;
}

/* === 地图浮层控制按钮 === */
.map-controls {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 10;
  display: flex;
  gap: 8px;
}

.map-btn {
  background: rgba(26, 30, 40, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--shadow-md);
  transition: all 0.2s ease;
}

.map-btn:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-color);
  transform: translateY(-1px);
}

/* === 线路 Hover 悬浮浮标 Tooltip === */
.route-tooltip {
  position: absolute;
  bottom: 24px;
  right: 24px;
  z-index: 15;
  background: rgba(26, 30, 40, 0.94);
  backdrop-filter: blur(16px);
  border: 1px solid var(--highlight-color);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  color: var(--text-main);
  box-shadow: var(--shadow-lg), 0 0 16px rgba(245, 158, 11, 0.25);
  max-width: 380px;
  pointer-events: none;
  animation: fadeIn 0.15s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.route-tooltip h4 {
  font-size: 14px;
  color: var(--highlight-color);
  margin-bottom: 4px;
}

.route-tooltip p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* 隐藏浏览器原生 search input 的默认取消按钮与修饰 */
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-results-button,
input[type="search"]::-webkit-search-results-decoration {
  -webkit-appearance: none;
}

/* === 线路站点名称标记 Marker === */
.bus-stop-node {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
  pointer-events: auto;
  transition: transform 0.15s ease;
}

.bus-stop-node:hover {
  transform: scale(1.08);
  z-index: 150 !important;
}

.bus-stop-node .stop-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1.5px solid #fff;
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
}

.bus-stop-node .stop-label {
  font-size: 10px;
  font-weight: 500;
  padding: 1px 5px;
  border-radius: 4px;
  line-height: 1.3;
  letter-spacing: 0.2px;
  transition: all 0.2s ease;
}

/* 深色模式下的站点标签 */
.bus-stop-node.theme-dark .stop-label {
  background: rgba(20, 24, 33, 0.88);
  color: #f1f5f9;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(2px);
}

.bus-stop-node.theme-dark:hover .stop-label {
  border-color: #60a5fa;
  color: #93c5fd;
}

/* 浅色模式下的站点标签 */
.bus-stop-node.theme-light .stop-label {
  background: rgba(255, 255, 255, 0.95);
  color: #1e293b;
  border: 1px solid rgba(0, 0, 0, 0.16);
  box-shadow: 0 1.5px 5px rgba(0, 0, 0, 0.18);
}

.bus-stop-node.theme-light:hover .stop-label {
  border-color: #3b82f6;
  color: #2563eb;
}

/* 起点站 */
.bus-stop-node.is-start .stop-dot {
  width: 9px;
  height: 9px;
  background: #10B981 !important;
  border: 2px solid #FFFFFF !important;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

.bus-stop-node.is-start .stop-label {
  background: #10B981 !important;
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.6) !important;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.4) !important;
}

/* 终点站 */
.bus-stop-node.is-end .stop-dot {
  width: 9px;
  height: 9px;
  background: #EF4444 !important;
  border: 2px solid #FFFFFF !important;
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.6);
}

.bus-stop-node.is-end .stop-label {
  background: #EF4444 !important;
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.6) !important;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4) !important;
}