:root { color-scheme: dark; --bg: #0b0d12; --panel: #11141b; --text: #e7e9ee; --muted: #8b93a3; --accent: #38bdf8; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
header, footer { padding: 24px 32px; }
nav a { color: var(--text); margin-right: 16px; text-decoration: none; }
nav a:hover { color: var(--accent); }
main { max-width: 880px; margin: 0 auto; padding: 24px 32px 64px; }
section { margin-bottom: 32px; }
.cta { display: inline-block; padding: 12px 20px; border-radius: 8px; background: var(--accent); color: #05070a; font-weight: 600; text-decoration: none; }
form { display: flex; flex-direction: column; gap: 12px; max-width: 420px; }
input, textarea { padding: 10px; border-radius: 6px; border: 1px solid #2a2f3a; background: var(--panel); color: var(--text); }
@media (max-width: 640px) { main { padding: 16px; } }