/* Lap Circle 对外网站的样式。紫色取自计时屏上「全场最快」的颜色，绿色是个人最快。 */
:root {
  color-scheme: dark light;
  --bg: #0c0c12; --panel: #15151e; --panel-2: #1c1c27; --line: #2a2a38;
  --fg: #ececf3; --muted: #9b9bb0; --accent: #a970ff; --accent-fg: #fff;
  --good: #34d399; --warn: #fbbf24; --bad: #f87171;
  --gold: #f5c542; --silver: #c0c6d0; --bronze: #d08a4f;
  --radius: 12px; --shadow: 0 1px 0 rgba(255,255,255,.03), 0 8px 24px rgba(0,0,0,.25);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f6fa; --panel: #ffffff; --panel-2: #f1f1f6; --line: #e3e3ec;
    --fg: #15151c; --muted: #5d5d70; --accent: #7c3aed;
    --good: #059669; --warn: #b45309; --bad: #dc2626;
    --gold: #b8860b; --silver: #7b8494; --bronze: #a0522d;
    --shadow: 0 1px 2px rgba(20,20,40,.06), 0 8px 24px rgba(20,20,40,.06);
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }

/* 顶栏 */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 1.25rem; min-height: 3.5rem; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: .5rem; color: var(--fg); font-weight: 750; letter-spacing: .01em; font-size: 1.1rem; }
.brand:hover { text-decoration: none; }
.brand svg { width: 1.6rem; height: 1.6rem; }
.nav { display: flex; align-items: center; gap: 1.1rem; flex: 1; }
.actions { display: flex; align-items: center; gap: .6rem; margin-left: auto; }
.show-sm { display: none; }
.nav a { color: var(--muted); font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--fg); text-decoration: none; }
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .9rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel); color: var(--fg); font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; color: var(--muted); padding: .3rem .6rem; border-radius: 8px; }
.lang summary::-webkit-details-marker { display: none; }
.lang summary:hover { color: var(--fg); background: var(--panel-2); }
.lang[open] .menu { display: grid; }
.lang .menu { display: none; position: absolute; right: 0; top: 2.2rem; min-width: 10rem; padding: .4rem;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.lang .menu a { color: var(--fg); padding: .35rem .6rem; border-radius: 8px; }
.lang .menu a:hover { background: var(--panel-2); text-decoration: none; }

main.wrap { padding-top: 2rem; padding-bottom: 4rem; }
h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.2; margin: 0 0 .5rem; letter-spacing: -.01em; }
h2 { font-size: 1.25rem; margin: 2.5rem 0 1rem; }
.lead { color: var(--muted); font-size: 1.1rem; max-width: 46rem; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }

/* 首页 */
.hero { padding: 1.5rem 0 .5rem; }
.stats { display: flex; gap: 2rem; flex-wrap: wrap; margin-top: 1.25rem; }
.stat b { display: block; font-size: 1.6rem; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: .875rem; }

/* 房间卡片 */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr)); gap: .9rem; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: .35rem; }
.card h3 { margin: 0; font-size: 1.05rem; }
.card .meta { color: var(--muted); font-size: .875rem; }
.card.live { border-color: color-mix(in srgb, var(--good) 55%, var(--line)); }
.pill { display: inline-flex; align-items: center; gap: .35rem; font-size: .8rem; font-weight: 600; color: var(--muted); }
.pill .dot { width: .5rem; height: .5rem; border-radius: 50%; background: var(--line); }
.live .pill { color: var(--good); }
.live .pill .dot { background: var(--good); box-shadow: 0 0 0 4px color-mix(in srgb, var(--good) 20%, transparent); }

/* 表格 */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
table { width: 100%; border-collapse: collapse; font-size: .925rem; }
th, td { padding: .55rem .8rem; text-align: left; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; border-bottom: 1px solid var(--line); }
tbody tr + tr td { border-top: 1px solid color-mix(in srgb, var(--line) 60%, transparent); }
tbody tr:hover td { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.time { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.pos { font-weight: 750; width: 2.5rem; }
.p1 { color: var(--gold); } .p2 { color: var(--silver); } .p3 { color: var(--bronze); }
.fastest { color: var(--accent); font-weight: 700; }
.invalid { color: var(--bad); text-decoration: line-through; text-decoration-thickness: 1px; }
.tag { display: inline-block; padding: .05rem .5rem; border-radius: 999px; font-size: .75rem; font-weight: 700;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); }
.tag.R { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }
.tag.wet { color: #60a5fa; }
details.laps summary { cursor: pointer; color: var(--accent); font-size: .875rem; }
details.laps table { margin: .5rem 0; font-size: .85rem; }

/* 其他 */
.notice { padding: .9rem 1.1rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.prose { max-width: 46rem; }
.prose h2 { margin-top: 2rem; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: .4rem 1.25rem; }
dl.facts dt { color: var(--muted); } dl.facts dd { margin: 0; }
textarea { width: 100%; font: inherit; padding: .6rem .75rem; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: var(--fg); }
.pager { display: flex; justify-content: flex-end; margin-top: 1rem; }
.foot { border-top: 1px solid var(--line); color: var(--muted); font-size: .875rem; }
.foot .wrap { display: flex; gap: 1.5rem; flex-wrap: wrap; padding-top: 1.25rem; padding-bottom: 2rem; }
@media (max-width: 40rem) {
  .top .wrap { gap: .5rem 1rem; padding-top: .5rem; padding-bottom: .5rem; }
  .nav { order: 3; flex-basis: 100%; gap: 1.25rem; }
  th, td { padding: .5rem .55rem; }
  .hide-sm { display: none; }
  .show-sm { display: inline; }
  .stats { gap: 1.25rem; }
}

/* 实时计时 */
.status { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; margin: .25rem 0 1rem; }
.timing tr.gone td { opacity: .45; }
.pb { color: var(--good); font-weight: 650; }
.links { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1.5rem; }

/* 纪录榜 */
.records td .who { display: block; color: var(--muted); font-size: .8rem; max-width: 12rem; overflow: hidden; text-overflow: ellipsis; }
.tabs { display: flex; flex-wrap: wrap; gap: .4rem; margin: 0 0 1rem; }
.tabs a { padding: .3rem .8rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); font-size: .875rem; font-weight: 600; }
.tabs a:hover { color: var(--fg); text-decoration: none; }
.tabs a[aria-current="page"] { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }

/* 名次图 */
.chart-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: .5rem; }
.chart { display: block; width: 100%; min-width: 34rem; height: auto; font-size: 11px; }
.chart .axis { fill: var(--muted); text-anchor: end; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart g polyline { fill: none; stroke: var(--c); stroke-width: 2; stroke-linejoin: round; opacity: .85; }
.chart g circle { fill: var(--c); }
.chart g text { fill: var(--fg); }
.chart:hover g polyline { opacity: .25; }
.chart g:hover polyline { opacity: 1; stroke-width: 3.5; }

/* 举报和表单 */
.title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.title-row .btn { margin-top: .35rem; font-size: .875rem; }
.form { display: grid; gap: 1rem; }
.form label { display: grid; gap: .35rem; font-weight: 600; }
.form select, .form input { font: inherit; padding: .5rem .7rem; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: var(--fg); max-width: 100%; }
.form input { width: 8rem; }
.notice.error { border-color: color-mix(in srgb, var(--bad) 50%, var(--line)); color: var(--bad); }
.tag.upheld { color: var(--bad); }
.tag.dismissed { color: var(--muted); }
.tag.pending { color: var(--warn); }
.records td:first-child { white-space: normal; min-width: 8.5rem; }
@media (max-width: 40rem) { .records td:first-child { min-width: 7rem; font-size: .875rem; } }