:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #6b6a65;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.12);
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --good: #0ca30c;
  --bad: #d03b3b;
  --c1: #cde2fb; --c2: #9ec5f4; --c3: #6da7ec; --c4: #3987e5; --c5: #256abf;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #6250d6; --s8: #e34948;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #9a9890;
    --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.12); --accent: #3987e5;
    --c1: #104281; --c2: #184f95; --c3: #1c5cab; --c4: #256abf; --c5: #2a78d6;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --ink: #f0efec; --ink-2: #c3c2b7; --muted: #9a9890;
  --grid: #2c2c2a; --axis: #383835; --border: rgba(255, 255, 255, 0.12); --accent: #3987e5;
  --c1: #104281; --c2: #184f95; --c3: #1c5cab; --c4: #256abf; --c5: #2a78d6;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--page); color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main { max-width: 1180px; margin: 0 auto; padding: 24px 16px 64px; }
h1 { font-size: 1.7rem; margin: 0 0 6px; }
h2 { font-size: 1.15rem; margin: 0 0 12px; }
section {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; margin: 16px 0;
}
.lead { color: var(--ink-2); margin: 0; max-width: 70ch; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; margin: 4px 0 0; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 6px 0; }
button, .button, select {
  font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 12px; cursor: pointer;
}
button:hover, .button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: default; }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button.recording { background: var(--bad); color: #fff; border-color: var(--bad); }
.chips { display: inline-flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; font-size: 0.9rem;
  background: var(--surface); cursor: pointer;
}
.chip.on { border-color: var(--accent); }
.chip .x { margin-left: 6px; color: var(--muted); }
audio { width: 100%; max-width: 520px; margin-top: 6px; }
progress { width: 100%; height: 8px; margin-top: 8px; accent-color: var(--accent); }

.model-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 6px 16px; }
.model { display: flex; gap: 8px; align-items: flex-start; padding: 4px 0; }
.model input { margin-top: 4px; }
.model .meta { color: var(--muted); font-size: 0.85rem; }
.options { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px 20px; margin: 14px 0; }
.options label { font-weight: 600; }

.tabs { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.tabs button[aria-selected="true"] { border-color: var(--accent); box-shadow: inset 0 -2px 0 var(--accent); }
.table-wrap { overflow-x: auto; }
.table-wrap.tall { max-height: 70vh; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; }
table { border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 4px 8px; text-align: left; white-space: nowrap; }
.summary th, .summary td { border-bottom: 1px solid var(--grid); }
.summary th { color: var(--ink-2); font-weight: 600; font-size: 0.85rem; }
.grid { width: 100%; font-size: 0.85rem; }
.grid thead th {
  position: sticky; top: 0; background: var(--surface); z-index: 1; font-size: 0.8rem; color: var(--ink-2);
  border-bottom: 1px solid var(--axis); white-space: normal; min-width: 92px; vertical-align: bottom;
}
.grid tbody th { color: var(--ink-2); font-weight: 500; position: sticky; left: 0; background: var(--surface); }
.grid td { border: 2px solid var(--surface); border-radius: 4px; cursor: pointer; min-width: 92px; }
.grid td.empty { color: var(--muted); cursor: default; }
.grid td.b1 { background: var(--c1); color: #0b0b0b; }
.grid td.b2 { background: var(--c2); color: #0b0b0b; }
.grid td.b3 { background: var(--c3); color: #0b0b0b; }
.grid td.b4 { background: var(--c4); color: #ffffff; }
.grid td.b5 { background: var(--c5); color: #ffffff; }
:root[data-theme="dark"] .grid td.b1, :root[data-theme="dark"] .grid td.b2, :root[data-theme="dark"] .grid td.b3 { color: #f0efec; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .grid td.b1, :root:not([data-theme="light"]) .grid td.b2,
  :root:not([data-theme="light"]) .grid td.b3 { color: #f0efec; }
}
.grid td.ok { box-shadow: inset 4px 0 0 var(--good); }
.grid td.bad { box-shadow: inset 4px 0 0 var(--bad); }
.grid td.sel { outline: 2px solid var(--ink); outline-offset: -2px; }
.mark { font-weight: 700; margin-right: 4px; }
.ok-text { color: var(--good); }
.bad-text { color: var(--bad); }
.detail { min-height: 1.4em; }
.legend-scale { display: inline-flex; gap: 2px; align-items: center; margin-left: 8px; }
.legend-scale span { display: inline-block; width: 26px; height: 12px; border-radius: 3px; }

dl { margin: 0; }
dt { font-weight: 600; }
dd { margin: 0 0 8px; color: var(--ink-2); }

.chart { width: 100%; height: auto; display: block; }
.chart text { fill: var(--muted); font-size: 11px; }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .series { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .ref { stroke: var(--muted); stroke-dasharray: 3 4; stroke-width: 1; }
.chart .cross { stroke: var(--ink-2); stroke-width: 1; }
.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 0.85rem; color: var(--ink-2); margin: 8px 0; }
.legend .key { display: inline-block; width: 14px; height: 2px; vertical-align: middle; margin-right: 6px; border-radius: 1px; }
.tooltip {
  position: fixed; z-index: 10; pointer-events: none; background: var(--surface); color: var(--ink);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 0.85rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15); max-width: 320px;
}
.tooltip .t-row { display: flex; gap: 8px; align-items: center; }
.tooltip .t-val { font-weight: 700; min-width: 3.2em; text-align: right; }
.tooltip .t-name { color: var(--ink-2); }
.bench-table td, .bench-table th { border-bottom: 1px solid var(--grid); font-size: 0.85rem; }
.bench-table th { color: var(--ink-2); }
#prepared p { margin: 0; }
#link-list ul { margin: 0; padding-left: 18px; }
@media (max-width: 600px) {
  section { padding: 14px; }
  .model-list { grid-template-columns: 1fr; }
}