:root {
  color-scheme: dark;
  --bg: #061a2a;
  --surface: #0d2c38;
  --surface-2: #123946;
  --text: #f5fbff;
  --muted: #b7cbd0;
  --accent: #27d2d7;
  --line: rgba(255, 255, 255, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 80% 15%, rgba(39, 210, 215, 0.18), transparent 32rem),
    linear-gradient(180deg, #061a2a 0%, #0a3741 58%, #08729a 100%);
  color: var(--text);
}

a {
  color: var(--text);
}

.page {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 42px 0 64px;
}

.topnav {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 42px;
}

.topnav a,
.actions a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  text-decoration: none;
  font-weight: 700;
}

.hero {
  min-height: 68vh;
  display: grid;
  align-content: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.4rem, 8vw, 5.4rem);
  line-height: 1.02;
}

h2 {
  margin: 34px 0 10px;
  font-size: 1.45rem;
}

h3 {
  margin: 24px 0 8px;
  font-size: 1.1rem;
}

p {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.68;
}

.lede {
  max-width: 680px;
  margin: 24px 0 0;
  font-size: 1.28rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.content {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13, 44, 56, 0.72);
}

.content h1 {
  font-size: clamp(2.1rem, 6vw, 4rem);
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 28px, 920px);
    padding-top: 24px;
  }

  .content {
    padding: 22px;
  }

  .topnav {
    flex-direction: column;
  }
}