:root { --bg: #ffffff; --fg: #1c1c1e; --muted: #5c5c63; --accent: #b4410f; --card: #f4f4f6; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #000000; --fg: #f2f2f7; --muted: #aeaeb5; --accent: #ff9f6a; --card: #1c1c1e; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 640px; margin: 0 auto; padding: 48px 20px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 32px 0 8px; }
p, li { color: var(--fg); }
.muted { color: var(--muted); }
a { color: var(--accent); }
.card { background: var(--card); border-radius: 14px; padding: 16px 20px; margin: 16px 0; }
nav { margin-top: 40px; font-size: 0.95rem; }
nav a { margin-right: 16px; }
h3 { font-size: 1.05rem; margin: 24px 0 6px; }
code { font: 0.92em ui-monospace, SFMono-Regular, Menlo, monospace; overflow-wrap: anywhere; }
.table { overflow-x: auto; margin: 16px 0; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--card); }
th { color: var(--muted); font-weight: 600; }