/* ════════════════════════════════════════════════════════════
   leaderboard.css  —  榜单页面专属样式
   包含：页面布局、表格玻璃拟态、排名高亮、行交互、标签徽章
   ════════════════════════════════════════════════════════════ */

/* ─── 榜单页整体容器 ─── */
.lb-page {
  padding-top: 62px;   /* 为固定导航栏留出空间 */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.lb-main {
  flex: 1;
  padding: 3.5rem 1.5rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

/* ─── 返回按钮 ─── */
.lb-back {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--f-sci);
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--c-text2);
  padding: .45rem .9rem;
  border: 1px solid rgba(0,212,255,.15);
  border-radius: var(--r-sm);
  background: rgba(0,212,255,.04);
  white-space: nowrap;
  transition: all var(--ease-med);
  margin-bottom: 2.5rem;
}
.lb-back:hover {
  color: var(--c-cyan);
  border-color: rgba(0,212,255,.4);
  box-shadow: var(--glow-c-sm);
  transform: translateX(-3px);
}
.lb-back svg { transition: transform var(--ease-fast); }
.lb-back:hover svg { transform: translateX(-4px); }

/* ─── 榜单页标题区 ─── */
.lb-header {
  text-align: center;
  margin-bottom: 3rem;
}
.lb-title {
  font-family: var(--f-sci);
  font-size: clamp(1.6rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: .06em;
  background: linear-gradient(135deg, var(--c-cyan) 0%, var(--c-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 16px rgba(0,212,255,.45));
  line-height: 1.2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .8rem;
  flex-wrap: wrap;
}
.lb-subtitle {
  font-family: var(--f-sci);
  font-size: clamp(.7rem, 1.3vw, .9rem);
  letter-spacing: .2em;
  color: var(--c-text2);
  margin-top: .55rem;
  text-transform: uppercase;
}

/* ── 无宏/有宏 标签徽章 ── */
.lb-badge {
  display: inline-flex;
  align-items: center;
  padding: .22rem .75rem;
  font-family: var(--f-sci);
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .12em;
  border-radius: 20px;
  white-space: nowrap;
}
.lb-badge.no-macro {
  color: var(--c-cyan);
  border: 1px solid var(--c-cyan-dim);
  background: rgba(0,212,255,.08);
}
.lb-badge.macro {
  color: var(--c-purple);
  border: 1px solid var(--c-purple-dim);
  background: rgba(139,92,246,.08);
}

/* ══════════════════════════════════════════════════════════
   榜单表格
   ══════════════════════════════════════════════════════════ */
.lb-table-wrap {
  width: 100%;
  overflow: hidden;   /* 锁定布局，禁止出现系统滚动条 */
  border-radius: var(--r-lg);
  /* 玻璃拟态外容器 */
  background: rgba(6,12,26,.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(0,212,255,.16);
  box-shadow:
    0 0 0 0 transparent,
    0 8px 50px rgba(0,0,0,.6),
    inset 0 1px 0 rgba(0,212,255,.12);
}

.lb-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;  /* 列宽自适应内容，无横向溢出 */
}

/* ── 表头 ── */
.lb-table thead tr {
  background: linear-gradient(90deg,
    rgba(0,212,255,.1) 0%, rgba(139,92,246,.07) 100%);
  border-bottom: 1px solid rgba(0,212,255,.2);
}
.lb-table thead th {
  font-family: var(--f-sci);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .15em;
  color: var(--c-cyan);
  text-transform: uppercase;
  padding: 1rem 1.4rem;
  text-align: left;
  white-space: nowrap;
}
.lb-table thead th:first-child { text-align: center; width: 80px; }

/* ── 表体行 ── */
.lb-table tbody tr {
  border-bottom: 1px solid rgba(0,212,255,.05);
  cursor: pointer;
  transition:
    background var(--ease-fast),
    transform var(--ease-fast),
    box-shadow var(--ease-fast);
  position: relative;
}
.lb-table tbody tr:last-child { border-bottom: none; }

/* 整行悬停：微抬起 + 左侧流光条 + 文字微亮 */
.lb-table tbody tr:hover {
  background: rgba(0,212,255,.055);
  transform: translateX(4px);
  box-shadow: inset 3px 0 0 var(--c-cyan), inset 3px 0 12px rgba(0,212,255,.2);
}
.lb-table tbody tr:hover td { color: var(--c-white); }

/* ── 单元格 ── */
.lb-table td {
  padding: .9rem 1.4rem;
  font-family: var(--f-body);
  font-size: .88rem;
  color: var(--c-text);
  vertical-align: middle;
  white-space: nowrap;
  transition: color var(--ease-fast);
}

/* ── 排名列 ── */
.lb-table td.rank-col {
  text-align: center;
  padding: .9rem .8rem;
}
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 50%;
  font-family: var(--f-sci);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .05em;
  border: 1px solid rgba(255,255,255,.1);
  color: var(--c-text2);
  background: rgba(255,255,255,.03);
}

/* ── 前三名高亮 ── */
/* 第 1 名：金色 */
.lb-table tbody tr.rank-1 { background: rgba(255,215,0,.04); }
.lb-table tbody tr.rank-1 .rank-badge {
  color: var(--c-gold);
  border-color: rgba(255,215,0,.5);
  background: rgba(255,215,0,.1);
  box-shadow: 0 0 10px rgba(255,215,0,.4), 0 0 25px rgba(255,215,0,.2);
}
.lb-table tbody tr.rank-1 .time-col {
  color: var(--c-gold);
  font-weight: 600;
  filter: drop-shadow(0 0 5px rgba(255,215,0,.5));
}
/* 第 2 名：银色 */
.lb-table tbody tr.rank-2 { background: rgba(192,208,232,.03); }
.lb-table tbody tr.rank-2 .rank-badge {
  color: var(--c-silver);
  border-color: rgba(192,208,232,.45);
  background: rgba(192,208,232,.08);
  box-shadow: 0 0 10px rgba(192,208,232,.3), 0 0 22px rgba(192,208,232,.15);
}
.lb-table tbody tr.rank-2 .time-col {
  color: var(--c-silver);
  font-weight: 600;
}
/* 第 3 名：古铜色 */
.lb-table tbody tr.rank-3 { background: rgba(205,140,70,.03); }
.lb-table tbody tr.rank-3 .rank-badge {
  color: var(--c-bronze);
  border-color: rgba(205,140,70,.45);
  background: rgba(205,140,70,.08);
  box-shadow: 0 0 10px rgba(205,140,70,.35), 0 0 22px rgba(205,140,70,.15);
}
.lb-table tbody tr.rank-3 .time-col {
  color: var(--c-bronze);
  font-weight: 600;
}

/* ── 时间列特殊样式 ── */
.time-col {
  font-family: var(--f-sci);
  font-size: .9rem;
  letter-spacing: .06em;
}

/* ── 玩家 ID 列 ── */
.player-col {
  font-weight: 500;
  letter-spacing: .04em;
}

/* ── 视频链接指示器 ── */
.video-indicator {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .7rem;
  color: var(--c-cyan-dim);
  transition: color var(--ease-fast);
}
tr:hover .video-indicator { color: var(--c-cyan); }

/* ── 无数据占位行 ── */
.lb-empty {
  text-align: center;
  padding: 4rem 1rem !important;
  color: var(--c-text3) !important;
  font-family: var(--f-sci) !important;
  font-size: .75rem !important;
  letter-spacing: .12em !important;
}

/* ══════════════════════════════════════════════════════════
   分类 Tab 按钮（夜灵等有子分类的榜单页使用）
   ══════════════════════════════════════════════════════════ */
.lb-tabs {
  display: flex;
  gap: .6rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.lb-tab-btn {
  display: inline-flex;
  align-items: center;
  padding: .42rem 1.2rem;
  font-family: var(--f-sci);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-text2);
  border: 1px solid rgba(0,212,255,.15);
  border-radius: var(--r-sm);
  background: rgba(0,212,255,.03);
  cursor: pointer;
  transition: all var(--ease-med);
  user-select: none;
  white-space: nowrap;
}
.lb-tab-btn:hover {
  color: var(--c-cyan);
  border-color: rgba(0,212,255,.35);
  background: rgba(0,212,255,.07);
}
.lb-tab-btn.active {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
  background: rgba(0,212,255,.12);
  box-shadow: var(--glow-c-sm);
}

/* ── 表格底部统计 ── */
.lb-stats {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: .75rem 1.4rem;
  border-top: 1px solid rgba(0,212,255,.07);
  font-family: var(--f-sci);
  font-size: .65rem;
  letter-spacing: .12em;
  color: var(--c-text3);
}

/* ══════════════════════════════════════════════════════════
   移动端适配
   ══════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .lb-main { padding: 2.5rem 1rem 1.5rem; }
  .lb-table td,
  .lb-table th { padding: .75rem .85rem; font-size: .8rem; }
  .lb-title { font-size: 1.4rem; }
}