:root {
  --surface-abyss: #020617;
  --surface-primary: #0c1222;
  --surface-card: #162032;
  --surface-elevated: #1e2d44;
  --brand-teal: #22d3ee;
  --brand-cyan: #06b6d4;
  --brand-bio: #00ff9d;
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #8896ab;
  --border: rgba(71, 85, 105, 0.48);
  --r: 5px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--surface-abyss);
  color: var(--text-primary);
  font-family: Outfit, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 0%, rgba(34, 211, 238, 0.12), transparent 34%),
    radial-gradient(circle at 88% 14%, rgba(0, 255, 157, 0.08), transparent 30%),
    linear-gradient(180deg, rgba(2, 6, 23, 0), #020617 56%);
}

.site-shell {
  position: relative;
  min-height: 100vh;
}

.site-nav,
.site-footer,
.page {
  width: min(1120px, calc(100vw - 40px));
  margin: 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.brand-mark {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid rgba(34, 211, 238, 0.5);
  border-radius: var(--r);
  color: var(--brand-teal);
  font-family: "Space Mono", ui-monospace, monospace;
  font-size: 13px;
}

.nav-links,
.footer-links,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.nav-links a,
.footer-links a {
  color: var(--text-secondary);
  font-size: 14px;
  text-decoration: none;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--brand-teal);
}

.page {
  padding: 64px 0 88px;
}

.eyebrow {
  color: var(--brand-teal);
  font-family: "Space Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  max-width: 920px;
  margin: 14px 0 18px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.96;
  letter-spacing: 0;
}

.lede {
  max-width: 780px;
  color: var(--text-secondary);
  font-size: 18px;
  line-height: 1.7;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid rgba(34, 211, 238, 0.45);
  border-radius: var(--r);
  background: rgba(34, 211, 238, 0.12);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.button.secondary {
  border-color: var(--border);
  background: rgba(12, 18, 34, 0.7);
  color: var(--text-secondary);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: rgba(12, 18, 34, 0.82);
  padding: 24px;
}

.card h2,
.card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: 0;
}

.card p,
.card li {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

.card ul {
  margin: 12px 0 0;
  padding-left: 18px;
}

.section {
  margin-top: 48px;
}

.section h2 {
  margin: 0 0 12px;
  font-size: 28px;
  letter-spacing: 0;
}

.notice {
  margin-top: 28px;
  border: 1px solid rgba(34, 211, 238, 0.35);
  border-radius: var(--r);
  background: rgba(34, 211, 238, 0.08);
  padding: 18px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border);
  padding: 28px 0 44px;
  color: var(--text-muted);
  font-size: 13px;
}

@media (max-width: 820px) {
  .site-nav,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .page {
    padding-top: 40px;
  }
}