:root { --text: #172b4d; --muted: #626f86; --bg: #ffffff; --border: #dcdfe4; --link: #0c66e4; --code: #f1f2f4; }
@media (prefers-color-scheme: dark) { :root { --text: #c7d1db; --muted: #8c9bab; --bg: #1d2125; --border: #38414a; --link: #579dff; --code: #2c333a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 40px 16px 80px; }
nav { font-size: 14px; margin-bottom: 32px; display: flex; gap: 16px; flex-wrap: wrap; }
a { color: var(--link); }
h1 { font-size: 30px; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
h3 { font-size: 16px; margin: 24px 0 4px; }
.lede, .updated { color: var(--muted); }
code { background: var(--code); padding: 2px 5px; border-radius: 3px; font-size: 0.9em; }
pre { background: var(--code); padding: 12px; border-radius: 4px; overflow-x: auto; }
pre code { background: none; padding: 0; }
table { border-collapse: collapse; width: 100%; display: block; overflow-x: auto; }
th, td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; }
footer { margin-top: 56px; padding-top: 16px; border-top: 1px solid var(--border); font-size: 14px; color: var(--muted); }