:root {
  --ink: #111114;
  --muted: #5c5c66;
  --line: #e4e4ea;
  --bg: #ffffff;
  --soft: #f2f2f7;
  --max: 720px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f5f5f7;
    --muted: #a1a1aa;
    --line: #2c2c31;
    --bg: #0b0b0d;
    --soft: #18181b;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
a { color: inherit; text-underline-offset: 3px; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

header.site { padding: 20px 0; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
.wordmark { font-family: "Archivo", sans-serif; font-weight: 800; font-size: 24px; letter-spacing: -0.02em; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 15px; }
nav a:hover { color: var(--ink); }

.hero { text-align: center; padding: 72px 0 56px; }
.hero .mark { width: 96px; height: 96px; margin: 0 auto; }
.hero .mark svg { display: block; width: 100%; height: 100%; }
.hero h1 { font-family: "Archivo", sans-serif; font-weight: 800; font-size: clamp(44px, 10vw, 72px); letter-spacing: -0.03em; line-height: 1; margin: 24px 0 8px; }
.hero .say { color: var(--muted); margin: 0 0 24px; }
.hero .lede { font-size: 21px; max-width: 520px; margin: 0 auto 32px; }
.pill { display: inline-block; border: 1.5px solid var(--ink); border-radius: 999px; padding: 10px 22px; font-weight: 600; }

.features { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); padding-bottom: 72px; }
.feature { background: var(--soft); border-radius: 20px; padding: 24px; }
.feature h2 { font-size: 19px; margin: 0 0 6px; }
.feature p { margin: 0; color: var(--muted); font-size: 16px; }

.doc { padding-top: 32px; padding-bottom: 72px; }
.doc h1 { font-family: "Archivo", sans-serif; font-weight: 800; font-size: 40px; letter-spacing: -0.02em; line-height: 1.1; margin: 0 0 8px; }
.doc .updated { color: var(--muted); margin: 0 0 32px; }
.doc h2 { font-size: 22px; margin: 40px 0 8px; }
.doc h3 { font-size: 18px; margin: 24px 0 4px; }
.doc li { margin: 4px 0; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 12px 0; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.doc th { font-weight: 600; }
.callout { background: var(--soft); border-radius: 16px; padding: 18px 20px; margin: 20px 0; }
.callout p { margin: 0; }

footer.site { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
footer.site a { color: var(--muted); text-decoration: none; margin-right: 16px; }
footer.site a:hover { color: var(--ink); }