:root {
  color-scheme: dark;
  --bg: #07111f;
  --surface: #101928;
  --line: #263449;
  --text: #e7eef8;
  --muted: #a7b6ca;
  --accent: #7dd3fc;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 75% 0%, #132c47 0, var(--bg) 42%); color: var(--text); font-size: 16px; line-height: 1.65; }
a { color: var(--accent); text-underline-offset: 4px; }
.nav, main, footer { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { color: var(--text); font-size: 1.2rem; font-weight: 750; letter-spacing: .03em; text-decoration: none; }
nav a { color: var(--muted); font-weight: 600; text-decoration: none; }
.hero { padding: 104px 0 72px; max-width: 880px; }
.eyebrow { color: var(--accent); font-size: .82rem; font-weight: 800; letter-spacing: .13em; }
h1 { margin: 16px 0 24px; max-width: 900px; font-size: clamp(2.6rem, 7vw, 5.6rem); line-height: .98; letter-spacing: -.045em; }
.lead { max-width: 760px; color: var(--muted); font-size: clamp(1.1rem, 2.2vw, 1.35rem); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-bottom: 96px; }
.cards article { padding: 28px; background: color-mix(in srgb, var(--surface) 90%, transparent); border: 1px solid var(--line); border-radius: 18px; }
h2 { margin: 0 0 10px; font-size: 1.25rem; }
.cards p, .policy p { color: var(--muted); }
.policy { max-width: 780px; padding: 72px 0 96px; }
.policy h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.policy h2 { margin-top: 36px; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0 44px; border-top: 1px solid var(--line); color: var(--muted); }
@media (max-width: 760px) { .hero { padding-top: 72px; } .cards { grid-template-columns: 1fr; } footer { flex-direction: column; } }