:root {
  color-scheme: dark;
  --bg: #050b17;
  --surface: #0c1728;
  --text: #f6f8fc;
  --muted: #aab7cb;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #71d9ff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: radial-gradient(circle at 75% 0%, #10264a 0, var(--bg) 42%);
  font: 16px/1.7 Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
.skip-link { position: fixed; top: -80px; left: 1rem; z-index: 10; padding: .7rem 1rem; color: #07111f; background: #fff; }
.skip-link:focus { top: 1rem; }
.shell { width: min(820px, calc(100% - 2rem)); margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--line); background: rgba(5, 11, 23, .88); }
.site-header .shell { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 1.5rem; }
.brand img { display: block; width: 178px; height: auto; }
.site-header nav, footer nav { display: flex; flex-wrap: wrap; gap: 1rem; }
.site-header nav a, footer nav a { color: var(--text); text-decoration: none; }
main { min-height: calc(100vh - 160px); padding: clamp(3rem, 8vw, 6rem) 0; }
.eyebrow { color: var(--accent); font-size: .75rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1 { max-width: 760px; margin: .4rem 0 1.4rem; font-size: clamp(2.7rem, 8vw, 5.2rem); line-height: 1; letter-spacing: -.055em; }
h2 { margin: 2.8rem 0 .5rem; font-size: 1.45rem; line-height: 1.25; }
p, li { color: var(--muted); }
.lead { max-width: 700px; font-size: 1.15rem; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 48px; align-items: center; padding: 0 1.2rem; border-radius: 999px; color: #06111e; background: var(--accent); font-weight: 800; text-decoration: none; }
.button.secondary { color: var(--text); background: transparent; border: 1px solid var(--line); }
.policy { margin-top: 2rem; padding: clamp(1.25rem, 4vw, 2.25rem); border: 1px solid var(--line); border-radius: 20px; background: rgba(12, 23, 40, .82); }
.policy ul { padding-left: 1.25rem; }
footer { padding: 1.5rem 0; border-top: 1px solid var(--line); }
footer .shell { display: flex; justify-content: space-between; gap: 1rem; }
footer p { margin: 0; }
@media (max-width: 600px) {
  .site-header nav { display: none; }
  footer .shell { flex-direction: column; }
}