:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #090a0c;
  color: #f4f6f8;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: #090a0c; }
main { width: min(100% - 40px, 760px); margin: 0 auto; padding: 32px 0 72px; }
a { color: #a3f528; }
header { margin-bottom: 64px; }
.brand { color: inherit; text-decoration: none; font-size: 1.1rem; font-weight: 750; }
h1 { margin: 0 0 24px; font-size: clamp(2.5rem, 8vw, 5rem); line-height: .95; letter-spacing: -.06em; }
h2 { margin: 40px 0 10px; font-size: 1.1rem; }
p, li { color: #a4a9b3; line-height: 1.65; }
footer { margin-top: 64px; color: #626875; font-size: .85rem; }
@media (max-width: 560px) { main { width: min(100% - 36px, 760px); padding-top: 24px; } }