:root {
  color-scheme: light dark;
  --bg: #140b2e;
  --card: rgba(255,255,255,0.09);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.76);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #3b1d75, var(--bg));
  color: var(--text);
  line-height: 1.6;
}
main {
  width: min(900px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}
.card {
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 28px;
  padding: 32px;
}
h1 { font-size: clamp(36px, 6vw, 64px); line-height: 1; margin: 0 0 16px; }
h2 { margin-top: 34px; }
p, li { color: var(--muted); font-size: 18px; }
a { color: #d9b3ff; }
nav { margin-bottom: 24px; display: flex; gap: 18px; flex-wrap: wrap; }
nav a { text-decoration: none; font-weight: 700; }
.small { font-size: 14px; color: rgba(255,255,255,0.62); }