:root {
  --bg: #f6f7f9; --card: #fff; --ink: #14181f; --muted: #5b6472; --line: #e3e6ea;
  --accent: #1f5eff; --accent-ink: #fff; --ok: #1a7f4b; --warn: #b7791f; --err: #b3261e;
  --radius: 12px; font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1216; --card: #171b21; --ink: #e8ebef; --muted: #98a2b3; --line: #262c35; --accent: #6b93ff; --accent-ink: #0b1020; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); line-height: 1.5; padding: 24px; max-width: 1100px; margin-inline: auto; }
body.gate { display: grid; place-items: center; min-height: 100vh; }
h1 { font-size: 1.6rem; margin: 0 0 4px; }
h2 { font-size: 1.05rem; margin: 0 0 12px; }
.edition { font-size: .8rem; font-weight: 500; color: var(--muted); margin-left: 8px; vertical-align: middle; }
.lede { color: var(--muted); margin: 0 0 8px; }
.top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.card.wide { grid-column: 1 / -1; }
.card.narrow { width: min(440px, 100%); }
.hidden { display: none !important; }
label { display: block; font-size: .85rem; color: var(--muted); margin: 10px 0 4px; }
input, textarea, button { font: inherit; }
input[type=search], input[type=password], textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); }
textarea { resize: vertical; }
button { padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); cursor: pointer; }
button.primary, .gate button { background: var(--accent); color: var(--accent-ink); border-color: transparent; font-weight: 600; }
button:disabled { opacity: .6; cursor: progress; }
button.link { background: none; border: none; color: var(--muted); text-decoration: underline; padding: 4px; }
.row { display: flex; gap: 8px; align-items: center; }
.row.end { justify-content: flex-end; margin-top: 12px; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 8px; }
.tab { border: none; background: none; padding: 8px 10px; color: var(--muted); border-bottom: 2px solid transparent; border-radius: 0; }
.tab.active { color: var(--ink); border-bottom-color: var(--accent); }
.results { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; }
.results li label { display: grid; grid-template-columns: auto 1fr auto; gap: 4px 10px; align-items: center; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; margin: 0; color: var(--ink); }
.results li label:has(input:checked) { border-color: var(--accent); }
.results .title { font-weight: 600; grid-column: 2; }
.results .meta { grid-column: 2; font-size: .8rem; color: var(--muted); }
.results a { grid-column: 3; grid-row: 1 / span 2; font-size: .8rem; }
.results .muted { color: var(--muted); padding: 6px 2px; }
.notice { background: color-mix(in srgb, var(--warn) 12%, var(--card)); border: 1px solid color-mix(in srgb, var(--warn) 40%, var(--line)); border-radius: 8px; padding: 10px 12px; font-size: .9rem; margin: 0 0 6px; }
.fine { font-size: .78rem; color: var(--muted); }
.error { color: var(--err); font-size: .9rem; margin: 8px 0 0; }
.steps { margin: 0; padding-left: 20px; }
.steps li { color: var(--muted); padding: 2px 0; }
.steps li[data-status=running] { color: var(--ink); }
.steps li[data-status=running]::after { content: " …"; }
.steps li[data-status=complete] { color: var(--ok); }
.steps li[data-status=complete]::after { content: " ✓"; }
.steps li[data-status=failed] { color: var(--err); }
.scorebar { display: flex; gap: 20px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.score { font-size: 2.6rem; font-weight: 700; line-height: 1; }
.score small { font-size: 1rem; color: var(--muted); margin-left: 2px; }
.source { font-size: .9rem; color: var(--muted); }
details { border-top: 1px solid var(--line); padding: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
.md h3, .md h4, .md h5 { margin: 14px 0 6px; font-size: 1rem; }
.md p { margin: 6px 0; }
.md ul, .md ol { margin: 6px 0; padding-left: 22px; }
.md code { background: var(--bg); padding: 1px 5px; border-radius: 4px; font-size: .9em; }
footer { margin-top: 24px; text-align: center; }
a { color: var(--accent); }
@media (max-width: 760px) { .grid { grid-template-columns: 1fr; } body { padding: 14px; } }