:root {
  color-scheme: light;
  --ink: #082738;
  --muted: #537487;
  --line: rgba(16, 91, 130, 0.14);
  --card: rgba(255, 255, 255, 0.88);
  --blue: #0799e7;
  --deep-blue: #0877cc;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 0%, rgba(65, 190, 244, 0.24), transparent 34rem),
    linear-gradient(145deg, #eefaff 0%, #f7f5ff 100%);
  min-height: 100vh;
}

a { color: var(--deep-blue); }

.shell {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
}

.brand {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 720;
  letter-spacing: -0.02em;
  text-decoration: none;
}

nav { display: flex; gap: 20px; }
nav a { color: var(--muted); font-size: 0.94rem; text-decoration: none; }
nav a:hover { color: var(--ink); }

main { padding: 56px 0 88px; }

.hero {
  max-width: 760px;
  padding: 62px 0 72px;
}

.eyebrow {
  color: var(--deep-blue);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  max-width: 760px;
  margin: 12px 0 18px;
  font-size: clamp(3rem, 8vw, 5.8rem);
  font-weight: 760;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  letter-spacing: -0.035em;
}

h3 { margin: 26px 0 8px; }

.lead {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(1.15rem, 2.5vw, 1.45rem);
  line-height: 1.55;
}

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

.card, .document {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--card);
  box-shadow: 0 22px 70px rgba(20, 83, 113, 0.08);
}

.card { padding: 28px; }
.card p, .document p, .document li { color: var(--muted); line-height: 1.65; }

.document {
  max-width: 820px;
  padding: clamp(28px, 6vw, 60px);
}

.document h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
.document ul { padding-left: 1.25rem; }

.contact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.contact a {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  text-decoration: none;
}

footer {
  padding: 0 0 36px;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 760px) {
  header { align-items: flex-start; }
  nav { flex-direction: column; gap: 8px; text-align: right; }
  main { padding-top: 24px; }
  .hero { padding-top: 44px; }
  .grid, .contact { grid-template-columns: 1fr; }
}