:root {
  --bg: #f6f5fb;
  --card: #ffffff;
  --text: #1c1b22;
  --muted: #5d5b6b;
  --accent: #6c5ce7;
  --line: #e4e2ee;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111016;
    --card: #1b1a22;
    --text: #f1f0f6;
    --muted: #a6a3b5;
    --accent: #a29bfe;
    --line: #2c2a36;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 64px; }
h1 { font-size: 2rem; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 36px 0 8px; }
p, li { color: var(--text); }
ul { padding-left: 22px; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 20px;
  margin: 24px 0;
}
.hero { text-align: center; padding-top: 72px; }
.hero .logo { font-size: 3rem; color: var(--accent); }
.links { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
footer { margin-top: 48px; font-size: .9rem; color: var(--muted); }