:root{--bg:#fbfbfa;--fg:#161616;--muted:#5f5f5a;--line:#e3e3de;--accent:#161616}
@media (prefers-color-scheme:dark){:root{--bg:#121212;--fg:#ececea;--muted:#a0a09a;--line:#2c2c2a;--accent:#ececea}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif}
main{max-width:760px;margin:0 auto;padding:48px max(20px,env(safe-area-inset-left)) 72px}
header{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:28px}
.brand{font-weight:600;letter-spacing:.02em}
h1{font-size:30px;line-height:1.2;margin:8px 0 6px}
h2{font-size:19px;margin:32px 0 8px}
p,li{color:var(--fg)}
.meta{color:var(--muted);font-size:14px}
nav{display:flex;gap:16px;flex-wrap:wrap;font-size:14px;margin-top:12px}
a{color:var(--accent)}
table{border-collapse:collapse;width:100%;font-size:15px}
th,td{border-bottom:1px solid var(--line);text-align:left;padding:8px 6px;vertical-align:top}