:root {
  --bg: #f7f5f2;
  --surface: #ffffff;
  --text: #1c1b1a;
  --muted: #6b6560;
  --line: #e6e1db;
  --accent: #c76a00;
  --accent-soft: #fff3e3;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121110;
    --surface: #1d1b19;
    --text: #f2eee9;
    --muted: #a39b93;
    --line: #2f2b28;
    --accent: #ffa53d;
    --accent-soft: #2a1f12;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px 64px;
}

header.page { margin-bottom: 28px; }

.eyebrow {
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .02em;
  text-transform: uppercase;
  margin: 0 0 6px;
}

h1 { font-size: 32px; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 21px; margin: 40px 0 10px; scroll-margin-top: 16px; }
h3 { font-size: 17px; margin: 22px 0 6px; }

p, li { margin: 0 0 10px; }
ul { padding-left: 22px; margin: 0 0 12px; }

.updated { color: var(--muted); font-size: 15px; margin: 0; }

a { color: var(--accent); text-underline-offset: 2px; }

.summary {
  background: var(--accent-soft);
  border-radius: 14px;
  padding: 18px 20px 8px;
  margin: 0 0 28px;
}
.summary h2 { margin-top: 0; font-size: 18px; }

nav.toc {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px 20px;
  margin: 0 0 8px;
}
nav.toc p { font-weight: 600; margin-bottom: 6px; }
nav.toc ol { margin: 0; padding-left: 22px; }
nav.toc li { margin: 2px 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 8px 0 16px;
  font-size: 15px;
}
th, td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
th { color: var(--muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }

.card-list { list-style: none; padding: 0; }
.card-list li {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-bottom: 12px;
}
.card-list a {
  display: block;
  padding: 16px 20px;
  text-decoration: none;
  color: var(--text);
}
.card-list a strong { color: var(--accent); }
.card-list span { display: block; color: var(--muted); font-size: 15px; }

footer {
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding-top: 20px;
  color: var(--muted);
  font-size: 15px;
}