:root {
  color-scheme: dark;
  --accent: #5eead4;
  --ink: #f8fafc;
  --muted: #b8c2d4;
  --panel: rgba(15, 23, 42, .78);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 20%, rgba(94, 234, 212, .22), transparent 32rem),
    radial-gradient(circle at 85% 80%, rgba(56, 189, 248, .18), transparent 30rem),
    #07101f;
}
main { width: min(1120px, calc(100% - 40px)); margin: 0 auto; padding: 28px 0 64px; }
nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-size: 1.15rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.badge { border: 1px solid rgba(255,255,255,.22); border-radius: 999px; padding: 8px 14px; color: var(--muted); }
.hero { min-height: 72vh; display: grid; align-content: center; gap: 26px; max-width: 820px; }
.eyebrow { color: var(--accent); font-weight: 750; letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(3rem, 9vw, 6.7rem); line-height: .92; letter-spacing: -.055em; }
p { margin: 0; max-width: 680px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.3rem); line-height: 1.65; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
a { color: inherit; text-decoration: none; }
.button { display: inline-flex; padding: 13px 19px; border-radius: 12px; background: var(--accent); color: #06111d; font-weight: 800; }
.button.secondary { color: var(--ink); background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); }
footer { color: #7f8ba1; font-size: .92rem; }