:root {
  --night: #06121f;
  --ink: #0b1e2d;
  --blue: #2f8fd2;
  --blue-deep: #0c4774;
  --cyan: #9be7f3;
  --paper: #f3f8fb;
  --line: rgba(13,20,24,0.14);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
}

a {
  color: inherit;
  text-decoration: none;
}

.nav {
  color: white;
  background: rgba(5, 7, 10, 0.92);
}

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

.nav-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand span {
  display: block;
  margin-top: 4px;
  color: rgba(255,255,255,0.56);
  font-size: 11px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: rgba(255,255,255,0.72);
  font-size: 13px;
  font-weight: 800;
}

.links a:hover,
.links a.active {
  color: white;
}

.cta {
  border-radius: 8px;
  padding: 12px 16px;
  color: #06121f !important;
  background: linear-gradient(135deg, #72d7ee, #2f8fd2);
}

.hero {
  color: white;
  background:
    linear-gradient(135deg, rgba(6,18,31,0.98), rgba(12,71,116,0.92)),
    radial-gradient(circle at 88% 8%, rgba(155,231,243,0.22), transparent 34%);
  padding: 86px 0 72px;
}

.eyebrow {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  max-width: 850px;
  margin: 18px 0 0;
  font: 800 clamp(44px, 7vw, 86px) / 0.9 Georgia, serif;
}

.lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: rgba(255,255,255,0.76);
  font-size: 20px;
  line-height: 1.65;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 900;
  background: #58c4ee;
  color: #06121f;
}

.button.secondary {
  color: white;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
}

main {
  padding: 58px 0 78px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px;
  background: white;
  box-shadow: 0 18px 50px rgba(13,20,24,0.08);
}

.card.wide {
  grid-column: span 2;
}

h2 {
  margin: 0;
  font: 800 38px/0.96 Georgia, serif;
}

h3 {
  margin: 18px 0 0;
  font: 800 24px/1 Georgia, serif;
}

p,
li {
  color: rgba(13,20,24,0.72);
  line-height: 1.65;
}

ul {
  padding-left: 20px;
}

.footer {
  padding: 34px 0;
  color: rgba(255,255,255,0.68);
  background: var(--night);
}

.footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
}

.footer a {
  color: white;
  font-weight: 800;
}

@media (max-width: 820px) {
  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .grid,
  .card.wide {
    display: block;
  }

  .card {
    margin-bottom: 16px;
  }
}