:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #18243a;
  background: #f3f6fb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  line-height: 1.65;
}

a {
  color: #0b55c9;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  background: #102d59;
  color: #fff;
  padding: 18px 0;
}

header .shell {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.brand {
  font-size: 1.2rem;
  font-weight: 750;
  letter-spacing: .02em;
}

.host {
  color: #c8d8f1;
  font-size: .9rem;
}

main {
  padding: 44px 0 24px;
}

.hero {
  display: grid;
  grid-template-columns: 1.5fr .8fr;
  gap: 24px;
  align-items: stretch;
}

.card {
  background: #fff;
  border: 1px solid #dfe7f2;
  border-radius: 18px;
  box-shadow: 0 14px 40px rgba(16, 45, 89, .08);
  padding: clamp(24px, 5vw, 48px);
}

.badge {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  color: #064bb8;
  background: #e9f2ff;
  font-weight: 700;
}

h1 {
  margin: 18px 0 12px;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.16;
  color: #102d59;
}

.lead {
  margin: 0;
  font-size: 1.08rem;
  color: #526176;
}

.facts {
  margin: 0;
  padding-left: 1.25rem;
}

.facts li + li {
  margin-top: 12px;
}

.notice {
  margin-top: 24px;
  border: 2px solid #d18a00;
  background: #fff3cd;
  padding: 16px 18px;
  border-radius: 10px;
  color: #4d3700;
  font-weight: 750;
}

nav {
  margin-top: 28px;
}

nav h2 {
  margin-bottom: 12px;
  color: #102d59;
}

.nav-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav-grid a {
  background: #fff;
  border: 1px solid #ced9e8;
  border-radius: 999px;
  padding: 7px 13px;
}

.nav-grid a.active {
  background: #0b55c9;
  border-color: #0b55c9;
  color: #fff;
  font-weight: 700;
}

footer {
  padding: 24px 0 38px;
  color: #526176;
  font-size: .9rem;
  font-weight: 650;
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
  }

  main {
    padding-top: 24px;
  }
}