:root { --bg: #f6f7f9; --card: #fff; --line: #dfe3e8; --text: #1f2933; --muted: #616e7c; --accent: #1f6feb; --warn: #b7791f; --bad: #c53030; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
header.top { display: flex; align-items: center; gap: 1rem; padding: .75rem 1.5rem; background: var(--card); border-bottom: 1px solid var(--line); }
header.top .brand { font-weight: 700; color: var(--text); text-decoration: none; font-size: 1.1rem; }
header.top .version { color: var(--muted); font-size: .9rem; }
.wrap { display: flex; gap: 2rem; max-width: 72rem; margin: 0 auto; padding: 1.5rem; }
nav.side { flex: 0 0 14rem; position: sticky; top: 1rem; align-self: flex-start; }
nav.side h3 { margin: 1rem 0 .25rem; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
nav.side a { display: block; padding: .2rem 0; color: var(--text); text-decoration: none; }
nav.side a:hover { color: var(--accent); }
main { flex: 1; min-width: 0; background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 1.5rem 2rem 2.5rem; }
main h1.title { margin-top: 0; }
.subtitle { color: var(--muted); margin-top: -.5rem; }
nav.toc { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: .5rem 1rem; margin-bottom: 1.5rem; font-size: .95rem; }
nav.toc ul { margin: .25rem 0; padding-left: 1.2rem; }
h2 { border-bottom: 1px solid var(--line); padding-bottom: .25rem; margin-top: 2rem; }
code { background: var(--bg); padding: .1rem .3rem; border-radius: 4px; font-size: .92em; }
pre { background: #1f2933; color: #e4e7eb; padding: .9rem 1rem; border-radius: 6px; overflow-x: auto; font-size: .88rem; line-height: 1.45; }
pre code { background: none; padding: 0; color: inherit; }
table { border-collapse: collapse; width: 100%; margin: 1rem 0; font-size: .95rem; }
th, td { border: 1px solid var(--line); padding: .4rem .6rem; text-align: left; vertical-align: top; }
th { background: var(--bg); }
blockquote { margin: 1rem 0; padding: .6rem 1rem; border-left: 4px solid var(--warn); background: #fffaf0; }
a { color: var(--accent); }
footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 1rem; }
@media (max-width: 800px) { .wrap { flex-direction: column; } nav.side { position: static; flex: none; } }