/**
 * GeoJSON Loader - 图层管理样式
 * 本文件仅保留 geojsonloader.js 特有的非侧边栏样式。
 * 所有侧边栏通用样式已迁移至 main.css。
 *
 * 深色模式：继承 main.css 的 :root 变量体系，
 * 硬编码颜色仅用于地图覆盖层（Label/Cluster/Popup），
 * 这些元素不受 CSS 变量控制（与 Leaflet 渲染机制相关）。
 */

/* ========== 全选行样式（已废弃，保留以防回滚） ========== */

#selectAllRow span {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 600;
  flex: 1;
  user-select: none;
}

/* ========== 子项容器 ========== */
.layer-group-children {
  overflow: visible;
}

/* ========== 用户上传图层区域 ========== */
#userLayerGroup {
  margin: 6px 0;
  padding: 6px 0;
  border-top: 1px solid var(--border-toggle);
  border-bottom: 1px solid var(--border-toggle);
}
/* ========== 图层定位按钮 ========== */
.layer-locate-btn {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 12px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  margin-left: 2px;
  transition:
    color 0.15s,
    background 0.15s;
}
.layer-locate-btn:hover {
  color: var(--section-text);
  background: var(--upload-hover);
}

/* ========== 颜色设置按钮 ========== */
.layer-color-btn {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 12px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  margin-left: 2px;
  transition:
    color 0.15s,
    background 0.15s;
}

.layer-color-btn:hover {
  color: #cc7722;
  background: var(--content-hover-bg);
}

/* ========== 颜色设置弹窗 ========== */
/* ========== 图层设置弹窗（dialog）========== */
.layer-dialog {
  min-width: 320px;
  max-width: min(560px, 85vw);
  max-height: 85vh;
  padding: 0;
  border: none;
  border-radius: 10px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
  overflow: hidden;
}
.layer-dialog::backdrop {
  background: rgba(0, 0, 0, 0.35);
}
.layer-dialog .layer-dialog-content {
  display: flex;
  flex-direction: column;
  max-height: 85vh;
}
.layer-dialog .dlg-tab-content {
  flex: 1 1 auto;
  overflow-y: auto;
  min-height: 0;
  padding: 16px 18px;
}
.layer-dialog .dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--section-header-bg, #f5f5f5);
  border-bottom: 1px solid var(--border-light, #e0e0e0);
}
.layer-dialog .dialog-header h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}
.layer-dialog .dialog-close {
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: #999;
  line-height: 1;
  padding: 0 4px;
}
.layer-dialog .dialog-close:hover {
  color: #e44;
}

/* Tab 导航 */
.dlg-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-light, #e0e0e0);
  background: var(--panel-bg, #fafafa);
}
.dlg-tab {
  flex: 1;
  padding: 10px 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  color: #888;
  transition: all 0.15s;
  border-bottom: 2px solid transparent;
}
.dlg-tab:hover {
  color: #555;
  background: rgba(0, 0, 0, 0.03);
}
.dlg-tab.active {
  color: #4a8c4a;
  border-bottom-color: #4a8c4a;
  font-weight: 600;
}

/* Tab 内容 */
.dlg-tab-content {
  padding: 16px 18px;
  min-height: 120px;
}
.tab-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px 0;
  user-select: none;
}

/* 字段选择下拉框 */
.dlg-field-select {
  width: 100%;
  max-width: 220px;
  padding: 5px 8px;
  border: 1px solid var(--border-light, #ccc);
  border-radius: 4px;
  background: var(--content-bg, #fff);
  font-size: 13px;
  color: var(--text-primary, #333);
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23888'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  padding-right: 26px;
}
.dlg-field-select:hover {
  border-color: #aaa;
}
.dlg-field-select:focus {
  border-color: #4a8c4a;
  box-shadow: 0 0 0 2px rgba(74, 140, 74, 0.2);
}

/* 字段唯一值计数标签 */
.dlg-field-count {
  font-size: 11px;
  color: #888;
  background: #f0f0f0;
  padding: 2px 7px;
  border-radius: 3px;
  white-space: nowrap;
  user-select: none;
}

/* 名称字段行 */
.dlg-name-field-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.dlg-name-field-label {
  font-size: 13px;
  color: #555;
  white-space: nowrap;
}
.dlg-name-field-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}
.dlg-name-field-controls .dlg-field-select {
  flex: 1;
  max-width: 180px;
}
.dlg-btn-sm {
  padding: 3px 10px;
  font-size: 11px;
  border-radius: 3px;
  border: 1px solid var(--border-light, #ccc);
  background: #fff;
  color: #888;
  cursor: pointer;
  white-space: nowrap;
}
.dlg-btn-sm:hover {
  background: #f5f5f5;
  color: #555;
}

/* 分隔线 */
.dlg-section-divider {
  border: none;
  border-top: 1px solid var(--border-light, #e8e8e8);
  margin: 10px 0 12px;
}

/* 底部按钮 */
.layer-dialog .dialog-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid var(--border-light, #e0e0e0);
  background: var(--content-bg, #fff);
}
.dlg-btn {
  padding: 7px 18px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  border: 1px solid var(--border-light, #ccc);
  background: #fff;
  color: #333;
}
.dlg-btn-primary {
  background: #4a8c4a;
  color: #fff;
  border-color: #3a6c3a;
}
.dlg-btn-primary:hover {
  background: #3d7a3d;
}
.dlg-btn-secondary:hover {
  background: #f0f0f0;
}

/* 颜色面板在 dialog 内 */
.color-settings-panel .color-mode-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.color-settings-panel .color-mode-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 13px;
  color: #555;
  padding: 4px 0;
}
.color-settings-panel .color-mode-option input[type="radio"] {
  width: 14px;
  height: 14px;
  accent-color: #4a8c4a;
  cursor: pointer;
}

/* ========== 站点标签样式 ========== */
/* 站点图标容器 - Leaflet divIcon 默认样式会干扰透明背景 */
.station-icon-container {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}

/* 组合标记：圆点 + 标签 */
.station-marker-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
  pointer-events: none; /* 让点击穿透到 marker 本身 */
}

/* 站点标签文字 */
.station-label {
  color: #222;
  font-size: 10px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  background: rgba(255, 255, 255, 0.88);
  padding: 1px 5px;
  border-radius: 2px;
  white-space: nowrap;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  /* 四方向白色描边 */
  text-shadow:
    1px 1px 0 #fff,
    -1px 1px 0 #fff,
    1px -1px 0 #fff,
    -1px -1px 0 #fff;
  transition: opacity 0.2s;
}

/* 缩放级别不足时隐藏标签 */
.station-label.hidden {
  opacity: 0;
  width: 0;
  padding: 0;
  margin: 0;
  overflow: hidden;
}

/* SVG 图标嵌入标签容器 */
.station-icon-svg {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.station-icon-svg svg {
  display: block;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.25));
}

/* 站点圆点 */
.station-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid;
  border-color: inherit;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  flex-shrink: 0;
}

/* ========== 聚类样式 ========== */

/* 默认聚类图标：纯色圆形 + 白色边框 */
.default-cluster-icon {
  background: transparent;
}
.default-cluster-icon svg {
  display: block;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* 火山聚类图标样式 */
.volcano-cluster-icon {
  background: transparent;
}
.volcano-cluster-icon svg {
  display: block;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* 热点聚类图标样式 */
.hotspot-cluster-icon {
  background: transparent;
}
.hotspot-cluster-icon svg {
  display: block;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

/* ========== 地图覆盖层样式（Leaflet 渲染，不受 CSS 变量控制）========== */