:root {
  --bg: #F7F4EE;
  --surface: #FFFFFF;
  --text: #202A30;
  --muted: #68747B;
  --sage: #8FA69C;
  --border: #E8E2D7;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11161A;
    --surface: #1B2329;
    --text: #F4F1EA;
    --muted: #AAB5BA;
    --sage: #91AAA0;
    --border: #2B363F;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 40px 20px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
header a { display: flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; }
header svg { width: 44px; height: 44px; flex: none; }
header span { font-size: 26px; font-weight: 600; letter-spacing: 0.5px; }
h1 { font-size: 32px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.3px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 20px 24px;
  margin: 24px 0;
}
.card p { margin: 6px 0; }
ul { padding-left: 22px; }
li { margin: 6px 0; }
a { color: var(--text); text-decoration-color: var(--sage); text-underline-offset: 3px; }
nav.links { display: grid; gap: 12px; margin-top: 24px; }
nav.links a {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 18px 22px;
  text-decoration: none;
  font-weight: 600;
}
nav.links a small { display: block; font-weight: 400; color: var(--muted); margin-top: 2px; }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); }
footer a { color: var(--muted); }