:root {
  --primary:#0F172A; --on-primary:#ffffff;
  --surface:#ffffff; --surface-dim:#F8FAFC; --surface-container:#F1F5F9;
  --on-surface:#0F172A; --on-surface-variant:#475569;
  --outline:#CBD5E1;
  --page: 32px; --container: 760px;
}
* { box-sizing:border-box; }
body {
  margin:0; background:var(--surface); color:var(--on-surface);
  font-family:"Work Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  line-height:1.65; -webkit-font-smoothing:antialiased;
}
.wrap { max-width:var(--container); margin:0 auto; padding:0 var(--page); }
header { border-bottom:1px solid var(--outline); padding:20px 0; }
header a.brand { color:var(--on-surface); text-decoration:none; font-weight:700; font-size:18px; }
main { padding:48px 0 64px; }
h1 { font-size:34px; line-height:1.2; margin:0 0 8px; letter-spacing:-0.02em; }
.updated { color:var(--on-surface-variant); font-size:14px; margin:0 0 40px; }
h2 { font-size:20px; margin:40px 0 12px; letter-spacing:-0.01em; }
p, li { color:var(--on-surface-variant); }
li { margin-bottom:6px; }
a { color:var(--primary); }
table { width:100%; border-collapse:collapse; margin:16px 0; font-size:15px; display:block; overflow-x:auto; }
th, td { text-align:left; padding:10px 12px; border-bottom:1px solid var(--outline); vertical-align:top; }
th { color:var(--on-surface); font-weight:600; white-space:nowrap; }
td { color:var(--on-surface-variant); }
.callout {
  background:var(--surface-dim); border:1px solid var(--outline);
  border-radius:10px; padding:16px 20px; margin:24px 0;
}
.callout p { margin:0; color:var(--on-surface); }
footer { border-top:1px solid var(--outline); padding:24px 0 40px; font-size:14px; }
footer p { margin:0; }
@media (max-width:600px) { :root { --page:20px; } h1 { font-size:28px; } main { padding:32px 0 48px; } }