/* ==========================================================================
 * NOTE: Stats 页面统一 UI 样式
 * 从 Ruby 内联 <style> 迁出，集中管理
 * 来源：segmented_btn.rb / metric_selector.rb / tab_ui.rb / wr_newcomer.rb
 * ========================================================================== */

/* ── 通用分段控件按钮 ────────────────────────────────────── */
.segmented-btn {
  padding: 8px 20px;
  border: 1px solid #4a6785;
  background: transparent;
  color: #8ab4f8;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  transition: all .2s;
  border-radius: 0
}

.segmented-btn:first-child {
  border-radius: 6px 0 0 6px
}

.segmented-btn:last-child {
  border-radius: 0 6px 6px 0
}

.segmented-btn+.segmented-btn {
  border-left: none
}

.segmented-btn.active {
  background: #2c4a6e;
  border-color: #8ab4f8;
  color: #fff
}

.segmented-btn:hover:not(.active) {
  background: rgba(138, 180, 248, 0.08)
}

/* ── Metric 选择器 ───────────────────────────────────────── */
.metric-selector {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 16px 0
}

.metric-selector-group {
  display: flex;
  gap: 0
}

.metric-panel {
  display: none
}

.metric-panel.active {
  display: block
}

/* ── Source 选择器（wr_newcomer 专用）──────────────────── */
.source-selector {
  display: inline-flex;
  margin: 16px 0;
  vertical-align: middle
}

.source-selector-group {
  display: flex;
  gap: 0
}

.source-panel {
  display: none
}

.source-panel.active {
  display: block
}

/* NOTE: 消除容器上方 <p>（更新日期）的默认下边距，避免间距过大 */
p+.metric-tab-wrap {
  margin-top: -8px
}

/* ── Metric + Tab 同行布局容器 ──────────────────────────── */
/* NOTE: display:contents 将 metric-panel 子元素暴露到 flex 布局 */
.metric-tab-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  column-gap: 16px;
  /* NOTE: 同行元素水平间距 */
  row-gap: 8px;
  /* NOTE: 选择器行与表格之间的紧凑间距 */
  margin: 0px 0
}

.metric-tab-wrap .metric-selector {
  margin: 0
}

.metric-tab-wrap .metric-panel {
  display: none
}

.metric-tab-wrap .metric-panel.active {
  display: contents
}

.metric-tab-wrap .stat-panel {
  width: 100%;
  margin-top: 0
    /* NOTE: flex gap 已提供行间距，无需额外 margin */
}

/* NOTE: wr_newcomer 特有 — source 选择器和面板也参与 wrap 布局 */
.metric-tab-wrap .source-selector {
  margin: 0
}

.metric-tab-wrap .source-panel.active {
  display: contents
}

/* ── Tab 面板 ────────────────────────────────────────────── */
.stat-tabs {
  display: flex;
  gap: 0
}

.stat-panel {
  display: none;
  margin-top: 12px
}

.stat-panel.active {
  display: block
}

.stat-panel table {
  border-collapse: collapse
}

.stat-panel th,
.stat-panel td {
  padding: 6px 12px;
  border-bottom: 1px solid #ddd;
  text-align: left
}

.stat-panel th {
  background: #f6f8fa;
  font-weight: 600
}

/* ── 下拉菜单（wr_metric 专用）──────────────────────────── */

.metric-dropdown {
  position: relative;
  display: inline-block;
  margin: 0
}

.metric-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border: 1px solid #4a6785;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  color: #e0e0e0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  transition: all .2s
}

.metric-dropdown-trigger:hover {
  border-color: #8ab4f8;
  background: rgba(138, 180, 248, 0.08)
}

.metric-dropdown-trigger .arrow {
  font-size: 10px;
  color: #8ab4f8;
  transition: transform .2s
}

.metric-dropdown.open .arrow {
  transform: rotate(180deg)
}

.metric-dropdown-panel {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 320px;
  padding: 12px 0;
  background: rgba(20, 25, 40, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(138, 180, 248, 0.2);
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  z-index: 50
}

.metric-dropdown.open .metric-dropdown-panel {
  display: block
}

.metric-dropdown-group-label {
  padding: 4px 16px;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 600;
  color: rgba(138, 180, 248, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.5px
}

.metric-dropdown-group-label:first-child {
  margin-top: 0
}

.metric-dropdown-items {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px 12px
}

.metric-dropdown-item {
  padding: 6px 14px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: #c0c8d8;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all .15s
}

.metric-dropdown-item:hover {
  background: rgba(138, 180, 248, 0.12);
  color: #fff
}

.metric-dropdown-item.active {
  background: rgba(138, 180, 248, 0.18);
  border-color: rgba(138, 180, 248, 0.3);
  color: #8ab4f8
}
/* Metric Disabled States */
.metric-dropdown-item.disabled {
  color: #556070;
  pointer-events: none;
  background: transparent !important;
  border-color: transparent !important;
}

.segmented-btn.metric-btn.disabled {
  color: #556070;
  pointer-events: none;
  border-color: #4a6785;
  background: transparent !important;
  opacity: 0.5;
}