:root{--bg:#fff;--text:#1b1b2f;--muted:#5f5f78;--line:#e4e4ee;--primary:#1d4ed8;--soft:#dbeafe;--danger:#d1344e;--warn:#fff0dc;--warnt:#8a4b0c}
@media (prefers-color-scheme:dark){:root{--bg:#14141f;--text:#f1f1f8;--muted:#a8a8c0;--line:#2a2a3d;--primary:#a29bff;--soft:#26254f;--danger:#ff7b91;--warn:#47301a;--warnt:#ffc27a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 "Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px;border-bottom:1px solid var(--line)}
.logo{font-weight:800;font-size:20px;color:var(--primary);text-decoration:none;letter-spacing:-.5px}
.top a.back{color:var(--muted);font-size:14px;text-decoration:none}
.doc{max-width:760px;margin:0 auto;padding:28px 20px 64px}
.doc h1{font-size:30px;letter-spacing:-.7px;margin:0}
.doc h2{font-size:19px;margin:30px 0 0;letter-spacing:-.2px}
.doc p,.doc li{color:var(--muted);margin:10px 0 0}
.doc ul{padding-left:22px;margin:0}
.doc b{color:var(--text)}
.doc a{color:var(--primary)}
.meta{font-size:14px;margin-top:10px}
.todo{color:var(--danger)}
.draft{background:var(--warn);color:var(--warnt);border-radius:12px;padding:10px 14px;margin:16px 0;font-size:14px}
table{border-collapse:collapse;width:100%;margin:12px 0;font-size:15px}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left}
th{background:var(--soft);color:var(--text)}
details{border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 14px}
summary{cursor:pointer;padding:12px 0;font-weight:700;color:var(--text)}
details p{margin:0 0 12px}
.foot{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:center;padding:18px 20px 40px;border-top:1px solid var(--line);font-size:14px}
.foot a{color:var(--muted);text-decoration:none}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:10px 16px;border-radius:12px;text-decoration:none;font-weight:700;margin-top:12px}
.doc h3{font-size:16px;margin:18px 0 0}