:root {
  color-scheme: dark;
  --bg: #0a0c10;
  --elev: #10141b;
  --text: #edf1f5;
  --text-2: #c7cdd4;
  --muted: #9ba3ad;
  --accent: #e8893e;
  --rule: rgba(237, 241, 245, 0.12);
  --dot: #edf1f5;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #efede7;
    --elev: #ffffff;
    --text: #1a1714;
    --text-2: #4a453e;
    --muted: #6b655c;
    --accent: #94501a;
    --rule: rgba(26, 23, 20, 0.14);
    --dot: #1a1714;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  left: 16px;
  top: 12px;
  background: var(--elev);
  padding: 6px 10px;
}

/* Logo mark */
.p1 { fill: #5a3a24; }
.p2 { fill: #9a5a2c; }
.p3 { fill: #e8893e; }
.dot { fill: var(--dot); }

/* Header + footer */
.wrap {
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
}

.brand svg {
  width: 28px;
  height: 28px;
}

.site-nav {
  display: flex;
  gap: 18px;
  font-size: 0.9375rem;
}

.site-nav a {
  color: var(--text-2);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
}

.site-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
}

.site-footer {
  border-top: 1px solid var(--rule);
  margin-top: 64px;
  color: var(--muted);
  font-size: 0.875rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding-top: 20px;
  padding-bottom: 32px;
}

.site-footer a {
  color: var(--muted);
}

/* Document pages */
main.doc {
  max-width: 70ch;
  margin: 0 auto;
  padding: 16px 16px 0;
}

.doc h1 {
  font-size: 2rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 16px 0 6px;
}

.doc .meta {
  color: var(--muted);
  font-size: 0.9375rem;
  margin: 0 0 28px;
}

.doc h2 {
  font-size: 1.25rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin: 44px 0 10px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

.doc h3 {
  font-size: 1.0625rem;
  margin: 28px 0 6px;
}

.doc p,
.doc ul,
.doc ol {
  margin: 0 0 14px;
}

.doc ul,
.doc ol {
  padding-left: 1.3em;
}

.doc li {
  margin: 0 0 6px;
}

.doc li::marker {
  color: var(--muted);
}

.doc strong {
  font-weight: 600;
}

.summary {
  background: var(--elev);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 18px 20px 6px;
  margin: 0 0 28px;
}

.summary h2 {
  margin: 0 0 8px;
  padding: 0;
  border: 0;
  font-size: 1.0625rem;
}

.toc {
  font-size: 0.9375rem;
  columns: 2;
  column-gap: 24px;
}

.toc li {
  break-inside: avoid;
}

.path {
  font-weight: 600;
  color: var(--text);
}

/* Home */
main.home {
  max-width: 44rem;
  margin: 0 auto;
  padding: 12vh 16px 0;
}

.home .mark {
  width: 88px;
  height: 88px;
  margin-left: -4px;
}

.home h1 {
  font-size: 3rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 20px 0 14px;
}

.home .lede {
  font-size: 1.3125rem;
  line-height: 1.5;
  color: var(--text-2);
  max-width: 32ch;
  margin: 0 0 12px;
}

.home .note {
  color: var(--muted);
  margin: 0 0 32px;
}

.links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.links a {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--elev);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
}

.links a:hover {
  border-color: var(--accent);
}

@media (max-width: 480px) {
  body {
    font-size: 1rem;
  }
  .doc h1 {
    font-size: 1.75rem;
  }
  .home h1 {
    font-size: 2.5rem;
  }
  .home .lede {
    font-size: 1.1875rem;
  }
  .toc {
    columns: 1;
  }
}