:root{--bg:#f6f1e6;--card:#fffdf7;--ink:#13221b;--muted:#4a5a52;--brand:#0f3b2e;--line:#d9d1bf;--warn:#8a3b12;--ok:#1d6638;--bad:#a1271c;--code-bg:#efe8d8;--shade:#13221b47;color:var(--ink);background:var(--bg);font-family:system-ui,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#0d1713;--card:#13211b;--ink:#eef0ea;--muted:#a9b5ae;--brand:#7fc8a0;--line:#2a3a33;--warn:#f0a070;--ok:#8fd6a8;--bad:#ff9d8c;--code-bg:#1b2b24;--shade:#0009}}body{background:var(--bg);margin:0}main{max-width:1120px;margin:0 auto;padding:24px 16px}h1{margin:0 0 16px;font-size:1.6rem}h2{margin:24px 0 8px;font-size:1.35rem}h3{margin:0 0 8px;font-size:1.15rem}h4{margin:12px 0 4px;font-size:1rem}nav{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}button,input,select{font:inherit;border:1px solid var(--line);min-height:44px;color:inherit;box-sizing:border-box;background:0 0;border-radius:8px;padding:10px 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0;padding:4px 12px}.actions{flex-wrap:wrap;gap:8px;margin:12px 0 4px;display:flex}.facts{grid-template-columns:fit-content(40%) minmax(0,1fr);gap:4px 16px;margin:8px 0;display:grid}.facts dt{color:var(--muted)}.facts dd{overflow-wrap:anywhere;margin:0}.fact{display:contents}.req-key{margin:0 0 4px;font-weight:600}.proofs li{margin:4px 0}tr.under th{box-shadow:inset 4px 0 0 var(--bad)}details>summary{cursor:pointer;box-sizing:border-box;min-height:44px;padding:10px 0}.stroke{padding:4px 16px}.stroke-head{margin-right:12px;font-weight:600}.two{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}.two>div{min-width:0}.status-line{border-left:4px solid;margin:8px 0;padding:4px 12px;font-weight:600}.status-line.ok{color:var(--ok)}.status-line.bad{color:var(--bad)}.status-line.none{color:var(--muted)}label.check{align-items:center;gap:8px;min-height:44px;margin:8px 0;display:flex}.panels{gap:0 32px;display:grid}.panels>*{min-width:0}@media (width>=960px){.panels{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.panels.sections{gap:24px 32px;margin:24px 0}.panels.sections>.block{margin:0}.later{margin-top:12px}.later>summary{font-weight:600}textarea{font:inherit;border:1px solid var(--line);background:var(--card);width:100%;max-width:40rem;color:inherit;box-sizing:border-box;border-radius:8px;padding:10px 14px}textarea:focus-visible{outline:3px solid var(--brand);outline-offset:2px}fieldset{border:1px solid var(--line);border-radius:8px;margin:12px 0;padding:4px 12px 12px}legend{padding:0 4px;font-weight:600}.note-text{border-left:4px solid var(--brand);background:var(--bg);overflow-wrap:anywhere;margin:8px 0;padding:8px 12px}ul.names{columns:16rem;margin:4px 0 8px}button.primary.danger{background:var(--warn);border-color:var(--warn);color:var(--bg)}button.primary.danger:disabled{color:var(--muted);border-color:var(--line);background:0 0}.chips{flex-wrap:wrap;gap:6px;display:flex}ul.courses>li{margin:2px 0}