:root {
  --navy: #071d33;
  --teal: #2db7b5;
  --brass: #cca65a;
  --ivory: #f8f5ee;
  --ink: #17202a;
  --muted: #65717c;
  --card: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--ivory);
  color: var(--ink);
  line-height: 1.6;
}

header {
  background: var(--navy);
  color: white;
  padding: 28px 20px;
  border-bottom: 4px solid var(--teal);
}

.wrap {
  width: min(920px, calc(100% - 32px));
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mark {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(145deg, #0b2b51, #0f4570);
  display: grid;
  place-items: center;
  font-size: 28px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.12);
}

h1, h2, h3 { line-height: 1.2; }

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.subtitle {
  margin: 6px 0 0;
  color: rgba(255,255,255,.78);
}

main { padding: 36px 0 56px; }

.hero {
  display: grid;
  gap: 18px;
  background: var(--card);
  padding: 28px;
  border-radius: 22px;
  box-shadow: 0 10px 35px rgba(7,29,51,.08);
}

.hero p { margin: 0; }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

a.button {
  display: inline-block;
  padding: 11px 16px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
}

a.primary {
  background: var(--teal);
  color: var(--navy);
}

a.secondary {
  background: #eef2f5;
  color: var(--navy);
}

section.card {
  background: var(--card);
  padding: 24px 28px;
  border-radius: 18px;
  margin-top: 22px;
  box-shadow: 0 8px 28px rgba(7,29,51,.06);
}

.note {
  border-left: 4px solid var(--brass);
  padding-left: 14px;
  color: var(--muted);
}

ul { padding-left: 1.25rem; }

footer {
  color: var(--muted);
  font-size: .92rem;
  padding: 28px 0 42px;
}

footer a {
  color: var(--navy);
}

@media (max-width: 600px) {
  .hero, section.card { padding: 22px 20px; }
}