:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07101d;
  color: #edf4ff;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(25, 104, 165, .42), transparent 34rem),
    radial-gradient(circle at 90% 70%, rgba(54, 55, 142, .34), transparent 30rem),
    #07101d;
}

a { color: inherit; }

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 24px;
}

.brand {
  color: #fff;
  font-size: 22px;
  font-weight: 760;
  letter-spacing: -.035em;
  text-decoration: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #aebfd6;
  font-size: 15px;
}

.nav a { text-decoration: none; }
.nav a:hover { color: #fff; }

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid rgba(162, 201, 255, .25);
  border-radius: 13px;
  background: rgba(130, 180, 255, .08);
  color: #edf6ff;
  font-weight: 650;
  text-decoration: none;
}

.button.primary {
  border-color: #7bc7ff;
  background: #8cd1ff;
  color: #07101d;
}

.hero {
  display: grid;
  min-height: 620px;
  align-content: center;
  padding: 80px 0 110px;
}

.eyebrow {
  width: fit-content;
  margin-bottom: 24px;
  padding: 8px 12px;
  border: 1px solid rgba(100, 230, 174, .22);
  border-radius: 999px;
  background: rgba(65, 216, 151, .08);
  color: #7ff0bd;
  font-size: 14px;
}

h1, h2, h3 { letter-spacing: -.045em; }

h1 {
  max-width: 920px;
  margin: 0;
  font-size: clamp(52px, 9vw, 102px);
  line-height: .94;
}

.lead {
  max-width: 720px;
  margin: 30px 0 0;
  color: #aebfd6;
  font-size: clamp(19px, 2.5vw, 25px);
  line-height: 1.5;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.section { padding: 80px 0; }

.section h1 {
  max-width: 760px;
  font-size: clamp(44px, 7vw, 78px);
}

.section h2 {
  margin: 0 0 30px;
  font-size: clamp(34px, 5vw, 56px);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  min-height: 210px;
  padding: 28px;
  border: 1px solid rgba(160, 197, 246, .16);
  border-radius: 22px;
  background: rgba(13, 27, 47, .72);
}

.card h3 { margin: 0 0 12px; font-size: 22px; }
.card p, .copy { color: #aebfd6; line-height: 1.65; }

.code {
  overflow-x: auto;
  padding: 22px;
  border: 1px solid rgba(160, 197, 246, .16);
  border-radius: 18px;
  background: #050b14;
  color: #bde2ff;
  font: 15px/1.7 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.notice {
  max-width: 760px;
  padding: 22px 24px;
  border-left: 3px solid #7bc7ff;
  background: rgba(65, 139, 204, .09);
  color: #bfd0e5;
  line-height: 1.6;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 36px 0 50px;
  border-top: 1px solid rgba(160, 197, 246, .12);
  color: #7f93ae;
  font-size: 14px;
}

@media (max-width: 760px) {
  .nav a:not(.button) { display: none; }
  .grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 100px; }
  .footer { flex-direction: column; }
}