:root {
  --bg: #f7f4ee;
  --card: #fbfaf7;
  --ink: #28313d;
  --muted: #6f7778;
  --line: #dfd7ca;
  --primary: #3d7568;
  --accent: #b5694a;
  --sidebar: #22303b;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--primary); }
a:hover { color: var(--accent); }
.wrap { max-width: 920px; margin: 0 auto; padding: 0 20px; }
header.site { background: var(--sidebar); color: #f3efe7; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 16px; padding-bottom: 16px; flex-wrap: wrap; }
.brand { font-family: Georgia, "Times New Roman", serif; font-size: 24px; color: #f3efe7; text-decoration: none; letter-spacing: -0.01em; }
.brand small { display: block; font: 600 10px/1.2 ui-monospace, Menlo, monospace; letter-spacing: 0.2em; text-transform: uppercase; opacity: 0.6; }
nav.site a { color: #d9d3c8; text-decoration: none; font-size: 14px; margin-left: 16px; }
nav.site a:hover { color: #fff; }
.badge18 { display: inline-block; border: 1px solid currentColor; border-radius: 999px; padding: 2px 10px; font: 700 11px/1.6 ui-monospace, Menlo, monospace; letter-spacing: 0.12em; }
.hero { padding: 72px 0 40px; }
.eyebrow { font: 600 11px/1.2 ui-monospace, Menlo, monospace; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); }
h1 { font-family: Georgia, "Times New Roman", serif; font-weight: 400; font-size: clamp(2.4rem, 7vw, 4.2rem); line-height: 1.02; letter-spacing: -0.03em; margin: 16px 0 20px; }
h1 em { color: var(--primary); }
.lead { font-size: 18px; color: var(--muted); max-width: 640px; }
.pill { display: inline-block; margin-top: 24px; padding: 10px 18px; border-radius: 999px; background: var(--primary); color: #fff; font-weight: 600; font-size: 14px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin: 24px 0 56px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 16px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
main.doc { padding: 48px 0 64px; }
main.doc h1 { font-size: clamp(2rem, 5vw, 3rem); }
main.doc h2 { font-size: 20px; margin-top: 36px; }
main.doc h3 { font-size: 16px; margin-top: 24px; }
main.doc li { margin: 4px 0; }
.updated { color: var(--muted); font-size: 14px; }
.note { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 12px; padding: 14px 16px; margin: 20px 0; font-size: 15px; }
table { border-collapse: collapse; width: 100%; font-size: 14px; margin: 12px 0; }
th, td { text-align: left; border-bottom: 1px solid var(--line); padding: 8px 6px; vertical-align: top; }
footer.site { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
footer.site a { margin-right: 14px; }
@media (max-width: 560px) {
  nav.site a { margin: 0 12px 0 0; }
  .hero { padding-top: 48px; }
}