:root {
  --bg: #f2f3f4;
  --surface: #ffffff;
  --ink: #111111;
  --muted: #5c636b;
  --line: #e2e5e9;
  --brand: #ceed51;
  --brand-ink: #1f2a00;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121416;
    --surface: #1b1e21;
    --ink: #f2f3f4;
    --muted: #aab1b9;
    --line: #2b3035;
    --brand: #ceed51;
    --brand-ink: #1f2a00;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.55 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; justify-content: space-between; padding-top: 20px; padding-bottom: 20px; }
header a.brand { font-weight: 800; letter-spacing: 0.2px; color: var(--ink); text-decoration: none; font-size: 20px; }
nav { display: flex; flex-wrap: wrap; gap: 4px 16px; }
nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--muted); text-decoration: underline; text-underline-offset: 3px; font-size: 15px; }
nav a:hover { color: var(--ink); }
h1 { font-size: 34px; line-height: 1.15; margin: 24px 0 12px; }
h2 { font-size: 22px; margin: 32px 0 8px; }
h3 { font-size: 18px; margin: 24px 0 6px; }
p, li { color: var(--ink); }
.lead { font-size: 20px; color: var(--muted); }
.card { background: var(--surface); border-radius: 20px; padding: 20px; margin: 16px 0; }
.pill { display: inline-block; background: var(--brand); color: var(--brand-ink); border-radius: 999px; padding: 6px 14px; font-weight: 700; font-size: 14px; }
.muted { color: var(--muted); }
.note { border-left: 4px solid var(--brand); padding-left: 12px; color: var(--muted); }
code { background: var(--line); padding: 1px 6px; border-radius: 6px; font-size: 15px; }
footer { padding: 32px 16px 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); margin-top: 40px; }
footer a { color: var(--muted); }
table { border-collapse: collapse; width: 100%; table-layout: fixed; margin: 12px 0; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 15px; }
ol li, ul li { margin: 6px 0; }
a { color: var(--ink); text-underline-offset: 3px; }
a:focus-visible { outline: 3px solid var(--ink); outline-offset: 4px; border-radius: 2px; }
body { overflow-wrap: anywhere; }
caption { text-align: left; font-weight: 700; padding-bottom: 8px; }
th:first-child { width: 34%; }
.skip-link { position: absolute; top: 8px; left: 16px; padding: 12px; background: var(--surface); transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
@media (max-width: 480px) {
  h1 { font-size: 30px; }
  .card { padding: 16px; }
  ul, ol { padding-left: 24px; }
}