/* RoboDojo 60k EMA eval — tokens, layout, components.
   Palette: cool slate ground, ink, a single lab-teal accent for "us";
   semantic colours (success/fail/quarantine) stay separate from the accent. */

:root {
  --bg: #f2f5f7;
  --bg-raised: #ffffff;
  --bg-sunken: #e7ecf0;
  --ink: #16202a;
  --ink-2: #4c5a67;
  --ink-3: #7d8a96;
  --line: #d4dce3;
  --line-strong: #b9c4cd;
  --accent: #1b6e8c;
  --accent-ink: #ffffff;
  --accent-soft: #d9ecf3;
  --ok: #2f9e64;
  --ok-soft: #dcf3e6;
  --fail: #c5cdd5;
  --fail-ink: #4c5a67;
  --quarantine: #c9861c;
  --quarantine-soft: #f7e8cf;
  --ref: #9aa8b4;
  --shadow: 0 10px 30px rgba(22, 32, 42, 0.12);
  --font-display: "Bricolage Grotesque", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Helvetica Neue", Arial, "PingFang SC", "Noto Sans CJK SC", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  --radius: 6px;
  --measure: 66ch;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e1317;
    --bg-raised: #161d23;
    --bg-sunken: #0a0e11;
    --ink: #e6ebf0;
    --ink-2: #aab5bf;
    --ink-3: #78858f;
    --line: #26313a;
    --line-strong: #37454f;
    --accent: #5fb3d1;
    --accent-ink: #0a1418;
    --accent-soft: #163541;
    --ok: #4cc281;
    --ok-soft: #14331f;
    --fail: #3a4652;
    --fail-ink: #aab5bf;
    --quarantine: #e0a040;
    --quarantine-soft: #3a2b12;
    --ref: #5f6d78;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0e1317;
  --bg-raised: #161d23;
  --bg-sunken: #0a0e11;
  --ink: #e6ebf0;
  --ink-2: #aab5bf;
  --ink-3: #78858f;
  --line: #26313a;
  --line-strong: #37454f;
  --accent: #5fb3d1;
  --accent-ink: #0a1418;
  --accent-soft: #163541;
  --ok: #4cc281;
  --ok-soft: #14331f;
  --fail: #3a4652;
  --fail-ink: #aab5bf;
  --quarantine: #e0a040;
  --quarantine-soft: #3a2b12;
  --ref: #5f6d78;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}

* { box-sizing: border-box; }
/* The video modal is display:grid by class; without this the class would beat the
   browser's own [hidden] rule and the player would cover the page on load. */
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.55 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; margin: 0; }
h1 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; letter-spacing: -0.01em; line-height: 1.1; }
h2 { font-size: 22px; font-weight: 700; }
h3 { font-size: 17px; font-weight: 700; }
p { margin: 0; }
code { font-family: var(--font-mono); font-size: 0.92em; }
a { color: var(--accent); }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }
.eyebrow {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
  color: var(--ink-3); text-transform: none;
}
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- masthead ---------- */
.masthead { border-bottom: 1px solid var(--line); background: var(--bg-raised); }
.masthead__inner { max-width: 1180px; margin: 0 auto; padding: 36px 24px 26px; display: grid; gap: 12px; }
.lede { max-width: var(--measure); color: var(--ink-2); font-size: 16px; }
.lede strong { color: var(--ink); font-weight: 600; }
.chips { list-style: none; margin: 6px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chips li {
  font-family: var(--font-mono); font-size: 12px; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 10px; background: var(--bg);
}
.chips li b { color: var(--ink); font-weight: 500; }

main { max-width: 1180px; margin: 0 auto; padding: 22px 24px 60px; display: grid; gap: 28px; }

/* ---------- KPI band ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.kpi { background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: grid; gap: 4px; }
.kpi__label { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-3); }
.kpi__value { font-family: var(--font-display); font-size: 32px; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.kpi__value small { font-size: 15px; font-weight: 500; color: var(--ink-3); margin-left: 4px; }
.kpi__sub { font-size: 13px; color: var(--ink-2); }
.kpi--accent .kpi__value { color: var(--accent); }

/* ---------- panels ---------- */
.panel { display: grid; gap: 16px; }
.panel__head { display: grid; gap: 6px; }
.panel__head .muted { max-width: var(--measure); font-size: 14px; }
.panel__head--row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px; }

/* ---------- dimension rows ---------- */
.dims { display: grid; gap: 10px; }
.dim { display: grid; grid-template-columns: 150px 1fr 110px; gap: 14px; align-items: center;
       background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; }
.dim__name { font-weight: 600; }
.dim__name small { display: block; font-weight: 400; color: var(--ink-3); font-size: 12px; font-family: var(--font-mono); }
.dim__bars { display: grid; gap: 5px; }
.bar { position: relative; height: 12px; background: var(--bg-sunken); border-radius: 3px; overflow: visible; }
.bar > i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 3px; background: var(--accent); }
.bar > i.bar--zero { background: var(--accent-soft); }
.bar > b { position: absolute; top: -3px; bottom: -3px; width: 2px; background: var(--ref); }
.bar__label { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-3); font-family: var(--font-mono); }
.dim__sr { text-align: right; }
.dim__sr .num { font-size: 20px; font-weight: 500; color: var(--ink); }
.dim__sr small { display: block; color: var(--ink-3); font-size: 12px; }

/* ---------- toolbar ---------- */
.toolbar { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: var(--radius); overflow: hidden; }
.seg button { border: 0; background: var(--bg-raised); color: var(--ink-2); font: inherit; font-size: 13px; padding: 7px 11px; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
.field { display: grid; gap: 3px; font-size: 12px; color: var(--ink-3); }
.field select, .field input[type="search"] {
  font: inherit; font-size: 14px; color: var(--ink); background: var(--bg-raised);
  border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 6px 9px; min-width: 150px;
}
.field--check { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--ink-2); padding-bottom: 7px; }
.count { font-size: 13px; }
.legend { display: flex; flex-wrap: wrap; gap: 18px; font-size: 13px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }

/* ---------- episode dots ---------- */
.dot {
  display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%;
  font: 500 9px/1 var(--font-mono); color: var(--fail-ink); background: var(--fail);
  border: 2px solid transparent; cursor: default; flex: none;
}
.dot--ok { background: var(--ok); color: #fff; }
.dot--q { background: var(--quarantine-soft); color: var(--quarantine); border-color: var(--quarantine); border-style: dashed; }
.dot--none { background: transparent; border-color: var(--line-strong); border-style: dashed; }
.dot--clip { border-color: var(--ink); cursor: pointer; }
.dot--clip:hover { transform: scale(1.12); }
.dot--ok.dot--clip { border-color: var(--ink); }
.legend .dot { width: 14px; height: 14px; border-width: 1.5px; }

/* ---------- task cards ---------- */
.task-list { display: grid; gap: 10px; }
.task {
  display: grid; grid-template-columns: minmax(280px, 1.2fr) minmax(300px, 1fr) 150px; gap: 20px;
  background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px;
}
.task--none { opacity: 0.8; }
.task__id { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 6px; }
.task__name { font-family: var(--font-mono); font-size: 15px; font-weight: 500; color: var(--ink); }
.tag { font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-2);
       border: 1px solid var(--line-strong); border-radius: 999px; padding: 2px 8px; }
.tag--random { color: var(--accent); border-color: var(--accent); }
.tag--note { text-transform: none; letter-spacing: 0; font-size: 12px; font-weight: 600; border-width: 0; padding: 3px 9px; }
.tag--note-hot { background: var(--accent); color: var(--accent-ink); }
.tag--note-maybe { background: var(--accent-soft); color: var(--accent); }
.tag--note-skip { background: var(--bg-sunken); color: var(--ink-3); }
.tag--note-other { background: var(--quarantine-soft); color: var(--quarantine); }
.tag--train-direct, .tag--train-random, .tag--train-none { text-transform: none; letter-spacing: 0; font-size: 11px; }
.tag--train-direct { color: var(--ok); border-color: var(--ok); }
.tag--train-random { color: var(--quarantine); border-color: var(--quarantine); }
.tag--train-none { color: var(--ink-3); border-style: dashed; }
.legend__sep { width: 1px; height: 16px; background: var(--line-strong); }
.legend .tag { margin-right: 3px; }
.task__facts { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; margin-top: 10px; font-size: 12px; color: var(--ink-2); }
.task__facts dt { color: var(--ink-3); font-family: var(--font-mono); }
.task__facts dd { margin: 0; }
.task__facts dd b { color: var(--ink); font-weight: 600; }
.lev { display: inline-block; min-width: 3.2em; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.dim__facts { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--ink-3); font-family: var(--font-mono); margin-top: 4px; }
.dim__facts b { color: var(--ink-2); font-weight: 500; }
.dim__facts .hot { color: var(--accent); font-weight: 600; }
.task__instr { color: var(--ink); max-width: 60ch; }
.task__instr::before { content: "任务："; color: var(--ink-3); font-size: 13px; }
.task__ref { margin-top: 8px; font-size: 12px; color: var(--ink-3); font-family: var(--font-mono); }
.task__ref b { color: var(--ink-2); font-weight: 500; }
.seeds { display: grid; gap: 6px; align-content: start; }
.seed { display: grid; grid-template-columns: 54px 1fr 64px; align-items: center; gap: 10px; }
.seed__label { font-family: var(--font-mono); font-size: 12px; color: var(--ink-3); }
.seed__dots { display: flex; gap: 5px; }
.seed__sr { font-family: var(--font-mono); font-size: 12px; color: var(--ink-2); text-align: right; font-variant-numeric: tabular-nums; }
.seed__note { grid-column: 2 / -1; font-size: 12px; color: var(--quarantine); }
.task__stat { display: grid; align-content: start; justify-items: end; gap: 2px; text-align: right; }
.task__sr { font-family: var(--font-display); font-size: 34px; font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums; }
.task__sr small { font-size: 14px; color: var(--ink-3); font-weight: 500; }
.task__sr--zero { color: var(--ink-3); }
.task__sr--good { color: var(--ok); }
.task__meta { font-size: 12px; color: var(--ink-3); font-family: var(--font-mono); }
.task__clips { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; justify-content: flex-end; }
.btn {
  font: inherit; font-size: 13px; cursor: pointer; color: var(--ink);
  background: var(--bg-raised); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 5px 10px;
}
.btn:hover { border-color: var(--ink-3); }
.btn--ok { color: var(--ok); border-color: var(--ok); }
.btn[disabled] { opacity: 0.45; cursor: not-allowed; }

/* ---------- leaderboard ---------- */
.lb { display: grid; gap: 6px; background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.lb__row { display: grid; grid-template-columns: 28px 230px 1fr 130px; gap: 12px; align-items: center; font-size: 14px; }
.lb__row--us { font-weight: 600; }
.lb__row--us .lb__name { color: var(--accent); }
.lb__rank { font-family: var(--font-mono); color: var(--ink-3); text-align: right; }
.lb__name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb__bar { height: 14px; background: var(--bg-sunken); border-radius: 3px; position: relative; }
.lb__bar i { position: absolute; inset: 0 auto 0 0; background: var(--ref); border-radius: 3px; }
.lb__row--us .lb__bar i { background: var(--accent); }
.lb__vals { font-family: var(--font-mono); font-size: 13px; color: var(--ink-2); text-align: right; font-variant-numeric: tabular-nums; }
.lb__head { font-size: 12px; color: var(--ink-3); font-family: var(--font-mono); }
.fine summary { cursor: pointer; color: var(--ink-2); font-size: 14px; }
.fine ul { margin: 8px 0 0; padding-left: 20px; color: var(--ink-2); font-size: 14px; max-width: var(--measure); }

/* ---------- caveats ---------- */
.caveats { display: grid; gap: 12px; background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.caveats h3 { font-size: 15px; }
.caveats ul { margin: 6px 0 0; padding-left: 20px; color: var(--ink-2); font-size: 14px; }
.caveats code { color: var(--ink); }

.foot { max-width: 1180px; margin: 0 auto; padding: 0 24px 40px; color: var(--ink-3); font-size: 12px; font-family: var(--font-mono); }

/* ---------- video player (modal) ---------- */
.player { position: fixed; inset: 0; background: rgba(10, 14, 17, 0.7); display: grid; place-items: center; padding: 20px; z-index: 10; }
.player__box { width: min(760px, 100%); background: var(--bg-raised); border-radius: 8px; box-shadow: var(--shadow); display: grid; gap: 10px; padding: 14px 16px 16px; }
.player__bar { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.player video { width: 100%; aspect-ratio: 4 / 3; background: #000; border-radius: 4px; }
.player__nav { display: flex; justify-content: space-between; align-items: center; }

@media (max-width: 900px) {
  .task { grid-template-columns: 1fr; }
  .task__stat { justify-items: start; text-align: left; }
  .task__clips { justify-content: flex-start; }
  .dim { grid-template-columns: 1fr; }
  .lb__row { grid-template-columns: 28px 1fr 100px; }
  .lb__bar { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .dot--clip:hover { transform: none; }
}