/* leaderboard.css — AI 对战胜率排行榜样式 (v4) */

/* === 排行榜头部导航 === */
.leaderboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}

.leaderboard-header h1 {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  color: var(--fg);
}

/* === scope / range 切换标签 (共用样式) === */
.leaderboard-scope-tabs,
.leaderboard-range-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: var(--bg-subtle);
  border-radius: var(--radius);
  padding: 3px;
  width: fit-content;
}

.scope-tab,
.range-tab {
  padding: 6px 16px;
  border: none;
  border-radius: calc(var(--radius) - 2px);
  background: transparent;
  color: var(--fg-muted);
  cursor: pointer;
  font: 500 13px/1.4 inherit;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.scope-tab:hover:not(.is-active),
.range-tab:hover:not(.is-active) {
  color: var(--fg);
  background: rgba(0, 0, 0, 0.04);
}

:root[data-theme="dark"] .scope-tab:hover:not(.is-active),
:root[data-theme="dark"] .range-tab:hover:not(.is-active) {
  background: rgba(255, 255, 255, 0.06);
}

.scope-tab.is-active,
.range-tab.is-active {
  background: var(--surface);
  color: var(--fg);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* === 控制栏 === */
.leaderboard-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.leaderboard-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--fg-muted);
}

.leaderboard-select {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--fg);
  font: 13px/1.4 inherit;
  cursor: pointer;
}

.leaderboard-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-active);
}

#refresh {
  margin-left: auto;
}

/* === 时间范围行 (h1 之下、列表之上) === */
.leaderboard-time-range {
  font-size: 12px;
  color: var(--fg-subtle);
  margin: 0 0 12px 0;
}

/* === 状态提示 === */
.leaderboard-status {
  min-height: 24px;
  color: var(--fg-muted);
  margin-bottom: 12px;
  font-size: 13px;
}

.leaderboard-error {
  color: var(--danger);
}

/* === 排行榜主体 (紧凑单行布局) === */
.leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.leaderboard-row {
  display: flex;
  align-items: center;
  padding: 8px 14px;
  gap: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.leaderboard-row:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}

/* 排名 badge:28×28 圆 */
.leaderboard-rank {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 12px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  background: var(--bg-subtle);
  color: var(--fg-muted);
  flex-shrink: 0;
}

/* Top 3 仅 rank badge 染色 */
.leaderboard-row.top-1 .leaderboard-rank {
  background: #fbbf24;
  color: #1a1a1a;
}

.leaderboard-row.top-2 .leaderboard-rank {
  background: #e5e7eb;
  color: #374151;
}

.leaderboard-row.top-3 .leaderboard-rank {
  background: #f59e0b;
  color: #1a1a1a;
}

:root[data-theme="dark"] .leaderboard-row.top-1 .leaderboard-rank {
  background: #f59e0b;
  color: #1a1a1a;
}

:root[data-theme="dark"] .leaderboard-row.top-2 .leaderboard-rank {
  background: #4b5563;
  color: #f3f4f6;
}

:root[data-theme="dark"] .leaderboard-row.top-3 .leaderboard-rank {
  background: #d97706;
  color: #1a1a1a;
}

/* 头像:28×28 */
.leaderboard-row img,
.leaderboard-emoji-fallback {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg-subtle);
}

.leaderboard-emoji-fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

/* 玩家名:flex:1 占满中间空间 */
.leaderboard-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--fg);
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  min-width: 0;
}

/* 2026-08-07:admin 看到的可编辑昵称按钮。按钮沿用 .leaderboard-name 的字号
   与排版,仅追加 hover 下划线 + focus outline,避免被误以为是普通链接。 */
button.leaderboard-name-edit {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

button.leaderboard-name-edit:hover {
  text-decoration: underline;
  text-decoration-color: var(--primary);
}

button.leaderboard-name-edit:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 2px;
}

/* 右侧操作组:战绩 + 胜率 + 跳转按钮,始终靠右紧凑排列 */
.leaderboard-row-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  margin-left: auto;
}

/* 战绩:`{wins}胜/{games}局` */
.leaderboard-record {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--fg-muted);
  white-space: nowrap;
}

/* 胜率:三色 + tabular-nums */
.leaderboard-win-rate {
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 56px;
  text-align: right;
  white-space: nowrap;
}

.leaderboard-win-rate.high {
  color: var(--success);
}

.leaderboard-win-rate.mid {
  color: var(--primary);
}

.leaderboard-win-rate.low {
  color: var(--warning);
}

/* 空状态 */
.leaderboard-empty {
  text-align: center;
  padding: 48px 16px;
  color: var(--fg-muted);
  font-size: 14px;
}

.leaderboard-empty-icon {
  font-size: 36px;
  margin-bottom: 12px;
  opacity: 0.5;
}

/* 加载状态 */
.is-loading .leaderboard-list {
  opacity: 0.5;
  pointer-events: none;
}

/* === 玩家跳转按钮 === */
.leaderboard-jump {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  color: var(--fg-muted);
  flex-shrink: 0;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
}

.leaderboard-jump:hover {
  background: var(--bg-subtle);
  color: var(--primary);
}

.leaderboard-jump svg {
  display: block;
}

/* P2-11 (2026-08-31): 移动端 390px 视口下标题行与控件换行;
 * 给 flex 子项加 min-width:0 防溢出,select 占满行,#refresh 独占第二行。 */
@media (max-width: 600px) {
  .leaderboard-header {
    gap: 6px;
  }
  .leaderboard-controls {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .leaderboard-controls > * {
    min-width: 0;
  }
  .leaderboard-controls .leaderboard-row {
    flex: 1 1 auto;
    width: 100%;
  }
  .leaderboard-controls .leaderboard-select {
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }
  #refresh {
    margin-left: 0;
    align-self: flex-start;
  }

  .leaderboard-row {
    padding: 8px 10px;
    gap: 6px;
  }

  .leaderboard-rank {
    width: 26px;
    height: 26px;
    font-size: 11px;
  }

  .leaderboard-row img,
  .leaderboard-emoji-fallback {
    width: 26px;
    height: 26px;
    font-size: 14px;
  }

  .leaderboard-name {
    font-size: 13px;
  }

  .leaderboard-row-actions {
    gap: 6px;
  }

  .leaderboard-record {
    font-size: 12px;
  }

  .leaderboard-win-rate {
    font-size: 13px;
    min-width: 48px;
  }

  .leaderboard-jump {
    width: 24px;
    height: 24px;
  }

  .leaderboard-jump svg {
    width: 14px;
    height: 14px;
  }
}