:root {
  color-scheme: light;
  --text: #1c1c1c;
  --muted: #5a5a5a;
  --bg: #ffffff;
  --border: #e2e2e2;
  --link: #1a4d8f;
  --max-width: 680px;
}

* { box-sizing: border-box; }

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

header {
  border-bottom: 1px solid var(--border);
  padding: 20px 24px;
}

header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: baseline;
}

header nav a.brand {
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  margin-right: 8px;
}

header nav a {
  color: var(--link);
  text-decoration: none;
  font-size: 0.95rem;
}

header nav a:hover { text-decoration: underline; }

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 40px 24px 64px;
}

h1 { font-size: 1.8rem; margin-bottom: 0.5em; }
h2 { font-size: 1.2rem; margin-top: 2em; }

p { margin: 0 0 1em; }

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

ul.links {
  list-style: none;
  padding: 0;
  margin: 1.5em 0;
}

ul.links li { margin-bottom: 0.6em; }

.quote {
  border-left: 3px solid var(--border);
  padding: 0.2em 1em;
  margin: 1.5em 0;
  color: var(--text);
}

footer {
  border-top: 1px solid var(--border);
  padding: 24px;
  color: var(--muted);
  font-size: 0.85rem;
}

footer .footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}