:root{--bg:#f5f6fa;--card:#fff;--text:#16181d;--muted:#6b7080;--line:#e4e6ee;--accent:#4f46e5;--todo:#fff3bf;--todo-text:#7a5a00}
@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--card:#181b22;--text:#eceef3;--muted:#9aa0ad;--line:#2a2f3a;--accent:#837dff;--todo:#4a3b00;--todo-text:#ffe58a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif}
.wrap{max-width:820px;margin:0 auto;padding:16px}
header{display:flex;align-items:center;gap:10px;padding:8px 0 20px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}
.logo i{width:30px;height:30px;border-radius:8px;background:var(--accent);display:grid;place-items:center}
.logo i:after{content:"";border-left:10px solid #fff;border-top:6px solid transparent;border-bottom:6px solid transparent;margin-left:3px}
nav{margin-left:auto;display:flex;gap:14px;flex-wrap:wrap;font-size:14px}
nav a{color:var(--muted);text-decoration:none} nav a:hover,nav a.on{color:var(--accent)}
article{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px 32px;margin-bottom:24px}
@media (max-width:600px){article{padding:20px 18px}}
h1{font-size:26px;line-height:1.25;margin:0 0 6px;letter-spacing:-.02em}
.edition{color:var(--muted);font-size:14px;margin:0 0 24px}
h2{font-size:18px;margin:28px 0 8px}
h3{font-size:16px;margin:18px 0 6px}
p,li{margin:6px 0}
ol,ul{padding-left:22px}
a{color:var(--accent)}
table{border-collapse:collapse;width:100%;font-size:14px;margin:10px 0}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--bg)}
.note{background:var(--bg);border-left:3px solid var(--accent);padding:10px 14px;border-radius:6px;font-size:15px}
.todo{background:var(--todo);color:var(--todo-text);border-radius:4px;padding:0 4px;font-weight:600}
.req{display:grid;grid-template-columns:200px 1fr;gap:4px 14px;font-size:15px}
@media (max-width:600px){.req{grid-template-columns:1fr}}
.req dt{color:var(--muted)} .req dd{margin:0}
footer{color:var(--muted);font-size:13px;text-align:center;padding:0 0 24px}