:root { --bg: #fff; --fg: #1b1b1f; --muted: #5c5f66; --line: #dfe1e6; --code: #f3f4f6; --link: #0b57d0; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #121316; --fg: #e3e3e6; --muted: #a0a3ab; --line: #33363d; --code: #1e2025; --link: #a8c7fa; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, sans-serif; }
header { display: flex; flex-wrap: wrap; gap: 8px 24px; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); }
header nav { display: flex; flex-wrap: wrap; gap: 16px; }
main { max-width: 960px; margin: 0 auto; padding: 16px; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.25; }
h2 { margin-top: 40px; padding-bottom: 6px; border-bottom: 1px solid var(--line); }
h3 { margin-top: 32px; }
code { background: var(--code); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; overflow-wrap: anywhere; }
pre { background: var(--code); padding: 12px; border-radius: 8px; overflow-x: auto; }
pre code { padding: 0; overflow-wrap: normal; }
table { display: block; overflow-x: auto; border-collapse: collapse; font-size: 0.9em; }
th, td { border: 1px solid var(--line); padding: 6px 10px; text-align: left; vertical-align: top; }
th { background: var(--code); }
hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }