:root {
  --bg0: #0b1020;
  --bg1: #241a5c;
  --bg2: #0f4c75;
  --accent: #6ee7ff;
  --violet: #a78bfa;
  --text: #f2f5ff;
  --muted: #9aa6d4;
}
* { box-sizing: border-box; }
html { background: var(--bg0); }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg1), var(--bg2)) fixed;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
main { flex: 1; width: 100%; max-width: 720px; margin: 0 auto; padding: 48px 16px; }
a { color: var(--accent); }
h1, h2 { line-height: 1.25; }
h2 { margin-top: 2em; font-size: 1.2em; }
.mark { font-family: Menlo, "SF Mono", Consolas, monospace; font-weight: 700; }
.mark .b { color: var(--accent); }
.home { text-align: center; padding-top: 12vh; }
.home .mark { font-size: clamp(64px, 18vw, 140px); letter-spacing: -0.04em; }
.home h1 { margin: 8px 0 4px; font-size: clamp(28px, 6vw, 40px); }
.tagline { color: var(--muted); margin: 0 0 32px; font-size: 1.1em; }
.note { color: var(--muted); font-size: 0.95em; }
.brand { text-decoration: none; color: var(--text); font-size: 1.1em; }
.updated { color: var(--muted); font-size: 0.9em; }
footer { padding: 24px 16px; text-align: center; color: var(--muted); font-size: 0.9em; }
footer a { color: var(--muted); margin: 0 10px; }