:root {
  --bg: #f4f2ee; --fg: #16161a; --muted: #6a6a72; --line: rgba(22,22,26,.13); --card-bg: #fbfaf8;
  --accent: #16161a; --accent-ink: #fbfaf8; --r-card: 10px; --r-btn: 8px; --wrap: 1120px;
  --font-body: "Inter Tight", system-ui, sans-serif; --font-mono: "JetBrains Mono", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg) linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 46px;
  background-attachment: fixed; color: var(--fg); font-family: var(--font-body); font-size: 17px; line-height: 1.55;
}
a { color: inherit; text-decoration: underline; text-decoration-color: rgba(22,22,26,.45); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--fg); }
.nav { position: sticky; top: 0; z-index: 2; background: var(--bg); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.brand { font-weight: 600; text-decoration: none; letter-spacing: -.01em; }
.brand span { color: var(--muted); font-weight: 400; }
.nav-links { display: flex; gap: 18px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 12.5px; }
.nav-links a { text-decoration: none; color: var(--muted); }
.nav-links a[aria-current] , .nav-links a:hover { color: var(--fg); }
.page { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; padding: 40px 0 80px; }
.side { position: sticky; top: 88px; align-self: start; font-size: 14.5px; }
.side .eyebrow { font-family: var(--font-mono); font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
.side ol { list-style: none; margin: 0; padding: 0; }
.side li { margin: 0 0 8px; }
.side a { text-decoration: none; color: var(--muted); }
.side a[aria-current], .side a:hover { color: var(--fg); }
.side .on-page { margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--line); }
.side .on-page a { display: block; padding: 2px 0; }
main { min-width: 0; }
article h1 { font-size: 40px; line-height: 1.1; letter-spacing: -.02em; font-weight: 600; margin: 0 0 20px; }
article h2 { font-size: 24px; letter-spacing: -.015em; font-weight: 600; margin: 44px 0 12px; padding-top: 12px; border-top: 1px solid var(--line); }
article h3 { font-size: 18px; font-weight: 600; margin: 28px 0 8px; }
article p { margin: 0 0 14px; }
article ul, article ol { padding-left: 22px; margin: 0 0 14px; }
article li { margin: 0 0 6px; }
article img { max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: var(--r-card); background: var(--card-bg); margin: 8px 0 18px; }
article code { font-family: var(--font-mono); font-size: .86em; background: var(--card-bg); border: 1px solid var(--line); border-radius: 5px; padding: 1px 5px; }
article pre { background: var(--card-bg); border: 1px solid var(--line); border-radius: var(--r-card); padding: 14px 16px; overflow: auto; margin: 0 0 18px; font-size: 14px; line-height: 1.5; }
article pre code { background: none; border: 0; padding: 0; font-size: inherit; }
article table { border-collapse: collapse; width: 100%; margin: 0 0 18px; font-size: 15px; }
article th, article td { text-align: left; vertical-align: top; padding: 8px 10px; border-bottom: 1px solid var(--line); }
article th { font-family: var(--font-mono); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
article tr:last-child td { border-bottom: 0; }
article table code { white-space: nowrap; }
.table-scroll { overflow: auto; margin: 0 0 18px; }
.table-scroll table { margin: 0; min-width: 520px; }
.foot { border-top: 1px solid var(--line); padding: 24px 0 48px; color: var(--muted); font-size: 14px; }
.foot .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
@media (max-width: 900px) {
  .page { grid-template-columns: 1fr; gap: 24px; padding-top: 24px; }
  .side { display: none; }
  article h1 { font-size: 32px; }
  .nav { position: static; }
  .nav .wrap { height: auto; padding: 12px 16px; flex-direction: column; align-items: flex-start; }
  .wrap { padding: 0 16px; }
}