:root {
  --brand: #4b5a2a;
  --accent: #c9a227;
  --ink: #1f2316;
  --ink-muted: #6b6f5e;
  --page-bg: #f5f3ec;
  --card-bg: #ffffff;
  --border: #e4e0d2;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 20px 80px;
  background: var(--page-bg);
  color: var(--ink);
  font: 400 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 680px; margin: 0 auto; }

header {
  padding: 56px 0 32px;
  border-bottom: 2px solid var(--accent);
  margin-bottom: 40px;
}

.mark {
  display: inline-block;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--brand);
  text-decoration: none;
}

h1 { font-size: 32px; line-height: 1.25; font-weight: 600; margin: 16px 0 8px; }
h2 { font-size: 21px; font-weight: 600; margin: 40px 0 12px; }
h3 { font-size: 17px; font-weight: 600; margin: 28px 0 6px; }

.lede { font-size: 19px; color: var(--ink-muted); margin: 0; }
.updated { font-size: 15px; color: var(--ink-muted); margin: 0 0 32px; }

a { color: var(--brand); }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 28px;
  margin: 32px 0;
}

.card h3:first-child { margin-top: 0; }

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

ul { padding-left: 22px; }
li { margin: 6px 0; }

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 15px;
  color: var(--ink-muted);
}

footer a { margin-right: 18px; }

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #ecebe3;
    --ink-muted: #a5a796;
    --page-bg: #151812;
    --card-bg: #1f231a;
    --border: #33382a;
    --brand: #c2cf94;
  }
}

@media (max-width: 520px) {
  h1 { font-size: 27px; }
  .card { padding: 20px; }
  header { padding-top: 36px; }
  table { font-size: 14px; }
}