/* The performance page (scripts/build_site.py writes index.html). */
:root {
  --bg: #fbfbfa;
  --fg: #1d1f22;
  --muted: #61656c;
  --line: #e2e3e5;
  --card: #ffffff;
  --zgx: #2f7d4b;
  --zgx-luau: #6aa982;
  --gpui-fast: #b2783a;
  --mygo: #5f73a8;
  --rune: #a35d8f;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121417;
    --fg: #e8e9eb;
    --muted: #9ba0a8;
    --line: #2a2e34;
    --card: #191c20;
    --zgx: #5cbf7e;
    --zgx-luau: #3f8a5b;
    --gpui-fast: #d79a58;
    --mygo: #8d9fd6;
    --rune: #d38fbf;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
header, main, footer { max-width: 72rem; margin: 0 auto; padding: 0 1.25rem; }
header { padding-top: 2.5rem; }
a { color: inherit; text-underline-offset: 0.15em; }
code { font: 0.9em ui-monospace, SFMono-Regular, Menlo, monospace; }
.eyebrow { color: var(--muted); font-size: 0.85rem; letter-spacing: 0.04em; text-transform: uppercase; margin: 0; }
h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); line-height: 1.2; margin: 0.5rem 0 0.75rem; max-width: 46rem; }
.lede { color: var(--muted); max-width: 46rem; margin: 0 0 1.5rem; }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}
.card { background: var(--card); border: 1px solid var(--line); border-radius: 0.6rem; padding: 0.9rem 1rem; }
.card dt { color: var(--muted); font-size: 0.9rem; order: 2; }
.card dd { margin: 0; }
.card { display: flex; flex-direction: column-reverse; gap: 0.15rem; }
.big { display: block; font-size: 1.9rem; font-weight: 650; color: var(--zgx); font-variant-numeric: tabular-nums; }
.note { display: block; color: var(--muted); font-size: 0.82rem; }
nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; padding: 0.75rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
nav a { font-size: 0.95rem; }
section { padding: 2rem 0 0.5rem; }
h2 { font-size: 1.4rem; margin: 0 0 0.25rem; }
h3 { font-size: 1.05rem; margin: 1.25rem 0 0.25rem; }
.scene-note { color: var(--muted); margin: 0 0 1rem; max-width: 50rem; }
.charts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 27rem), 1fr)); gap: 1rem; }
.chart { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 0.6rem; padding: 0.75rem 0.9rem; }
.chart table { width: 100%; table-layout: fixed; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.chart .c-mode { width: 5.5rem; }
.chart .c-fw { width: 5.75rem; }
.chart caption { text-align: left; padding-bottom: 0.5rem; }
.chart .title { font-weight: 650; }
.chart .unit, .range-head { color: var(--muted); font-size: 0.85rem; font-weight: 400; }
.better {
  float: right; font-size: 0.75rem; color: var(--muted);
  border: 1px solid var(--line); border-radius: 1rem; padding: 0 0.5rem;
}
.better::before { content: "↓ "; }
.chart thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.chart tbody + tbody tr:first-child > * { border-top: 1px solid var(--line); }
.chart th, .chart td { padding: 0.18rem 0; text-align: left; font-weight: 400; vertical-align: middle; }
.chart .mode { color: var(--muted); font-size: 0.85rem; padding-right: 0.5rem; }
.chart th[scope="row"] { font-size: 0.9rem; padding-right: 0.5rem; white-space: nowrap; }
.chart td { white-space: nowrap; }
.track { display: inline-block; width: calc(100% - 7.6rem); vertical-align: middle; margin-right: 0.45rem; }
.bar { display: block; height: 0.8rem; min-width: 2px; border-radius: 0.2rem; }
.fw-zgx .bar { background: var(--zgx); }
.fw-zgx-luau .bar { background: var(--zgx-luau); }
.fw-gpui-fast .bar { background: var(--gpui-fast); }
.fw-mygo .bar { background: var(--mygo); }
.fw-rune .bar { background: var(--rune); }
.fw-zgx th[scope="row"], .fw-zgx .value { font-weight: 650; color: var(--zgx); }
.value { font-size: 0.92rem; }
.range { color: var(--muted); font-size: 0.75rem; }
.facts { padding-left: 1.1rem; max-width: 52rem; }
.facts li { margin: 0.3rem 0; }
footer { color: var(--muted); font-size: 0.85rem; padding-top: 1rem; padding-bottom: 2.5rem; }
@media (max-width: 30rem) {
  .chart .c-mode { width: 4.6rem; }
  .chart .c-fw { width: 5.2rem; }
  .track { width: calc(100% - 3.2rem); }
  .range { display: none; }
}