:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --panel: #fafafa;
  --fg: #1b1b1f;
  --muted: #5a5a66;
  --line: #e3e3e8;
  --accent: #b8541a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #15151a;
    --panel: #1c1c22;
    --fg: #e9e9ee;
    --muted: #a0a0ad;
    --line: #2c2c34;
    --accent: #ff9f57;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 3rem 1rem 4rem;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
main, footer { max-width: 54rem; margin: 0 auto; }
h1 { font-size: 2.1rem; letter-spacing: -0.02em; margin: 0 0 0.5rem; }
h2 { font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 2.5rem 0 0.75rem; }
h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; }
.tagline { color: var(--muted); margin: 0 0 1.5rem; font-size: 1.05rem; }
.muted { color: var(--muted); }
.install { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 0.8rem 1rem; overflow-x: auto; }
.points { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); margin-top: 2.5rem; }
.points h2 { margin: 0 0 0.35rem; text-transform: none; letter-spacing: 0; font-size: 1rem; color: var(--fg); }
.points p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.catalog-head { display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.catalog-head h2 { margin-bottom: 0; }
#filter { flex: 1 1 14rem; padding: 0.5rem 0.7rem; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--fg); font: inherit; font-size: 0.95rem; }
.card { border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 6px; padding: 1rem 1.1rem; background: var(--panel); }
.card p { margin: 0.35rem 0 0; color: var(--muted); }
.card.deprecated { opacity: 0.6; }
.tags span { display: inline-block; font-size: 0.8rem; border: 1px solid var(--line); border-radius: 999px; padding: 0.05rem 0.55rem; margin: 0.4rem 0.35rem 0 0; color: var(--fg); }
.tier { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.08em; border: 1px solid var(--accent); color: var(--accent); border-radius: 999px; padding: 0.05rem 0.5rem; vertical-align: middle; }
.slug { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); margin: 0 0 0.25rem; font-size: 0.9rem; }
.back { margin: 0 0 1.5rem; }
.warn { border-left: 3px solid var(--accent); padding-left: 0.8rem; color: var(--muted); }
.facts { border-collapse: collapse; width: 100%; }
.facts th { text-align: left; font-weight: 600; padding: 0.35rem 1rem 0.35rem 0; vertical-align: top; white-space: nowrap; width: 10rem; }
.facts td { padding: 0.35rem 0; border-bottom: 1px solid var(--line); }
.options dt { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 600; }
.options dd { margin: 0 0 0.6rem; color: var(--muted); }
.files { list-style: none; padding: 0; columns: 2; }
.files li { margin: 0.2rem 0; break-inside: avoid; }
.small { font-size: 0.85rem; }
.byline { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; color: var(--muted); margin: 0 0 0.5rem; font-size: 0.95rem; }
.person { display: inline-flex; align-items: center; gap: 0.4rem; text-decoration: none; color: var(--fg); }
.person:hover span { text-decoration: underline; }
.avatar { border-radius: 999px; border: 1px solid var(--line); display: block; }
.requests { list-style: none; padding: 0; margin: 0.75rem 0 0; }
.requests li { padding: 0.4rem 0; border-bottom: 1px solid var(--line); }
.people { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 0.75rem; }
.contributors .person { flex-direction: column; gap: 0.45rem; font-size: 0.9rem; }
footer { margin-top: 4rem; padding-top: 1.25rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }

/* Tabs. One kind at a time; without JavaScript every panel shows, which is a
   longer page and not a broken one. */
.tabs { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tabs button {
  font: inherit; font-size: 0.9rem; color: var(--muted); cursor: pointer;
  background: none; border: 1px solid transparent; border-radius: 999px;
  padding: 0.35rem 0.8rem; min-height: 2.75rem;
  transition: color 150ms ease-out, border-color 150ms ease-out;
}
.tabs button:hover { color: var(--fg); }
.tabs button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.tabs button[aria-selected='true'] { color: var(--fg); border-color: var(--accent); }
.tabs .count { color: var(--muted); font-variant-numeric: tabular-nums; }
.tabs button[aria-selected='true'] .count { color: var(--accent); }
.cards { display: grid; gap: 0.9rem; margin-top: 1rem; }

/* Agent badges. Two states only — tested, or unknown — and the state is
   carried by the mark and the label as well as by the colour. */
.agents { display: flex; flex-wrap: wrap; gap: 0.3rem; margin: 0.6rem 0 0; }
.agent {
  font-size: 0.75rem; border-radius: 999px; padding: 0.05rem 0.5rem;
  border: 1px solid var(--line); color: var(--muted);
}
.agent.tested { border-color: var(--accent); color: var(--accent); }
.byline-small { color: var(--muted); font-size: 0.85rem; margin: 0 0 0.3rem; }
.needs-secret { border-color: var(--accent) !important; color: var(--accent) !important; }
.open-roles span { font-size: 0.75rem; color: var(--muted); }