:root {
  color-scheme: light dark;
  --bg: #fafaf9;
  --fg: #1c1c1a;
  --muted: #6b6b66;
  --accent: #2b5fb0;
  --rule: #e2e0da;
  --code-bg: #f0efe9;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --fg: #eceae4;
    --muted: #a6a49c;
    --accent: #7fa8e8;
    --rule: #33322e;
    --code-bg: #232226;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 2.5rem 1.25rem 5rem;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

main {
  max-width: 700px;
  margin: 0 auto;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 0.25rem;
  text-wrap: balance;
}

h2 {
  font-size: 1.2rem;
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
}

h3 {
  font-size: 1.02rem;
  margin-top: 1.75rem;
}

p, ul, ol {
  color: var(--fg);
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 2rem;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
}

strong { font-weight: 600; }

.contact {
  background: var(--code-bg);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-top: 1rem;
}

.contact dt { color: var(--muted); font-size: 0.85rem; }
.contact dd { margin: 0 0 0.5rem; }

footer {
  max-width: 700px;
  margin: 3rem auto 0;
  color: var(--muted);
  font-size: 0.85rem;
}