* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7fb;
  color: #152033;
}

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  text-align: center;
  padding: 48px 24px;
  background: linear-gradient(135deg, #0f172a, #1d4ed8);
  color: white;
  border-radius: 28px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, .18);
}

.badge {
  display: inline-block;
  margin: 0 0 14px;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .16);
  font-size: 14px;
  letter-spacing: .04em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 6vw, 62px);
  line-height: 1;
}

.subtitle {
  max-width: 760px;
  margin: 22px auto 0;
  font-size: 18px;
  line-height: 1.65;
  color: rgba(255, 255, 255, .88);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
}

.card {
  background: white;
  padding: 26px;
  border-radius: 24px;
  box-shadow: 0 12px 34px rgba(15, 23, 42, .08);
  border: 1px solid rgba(15, 23, 42, .06);
}

.card h2 {
  margin: 0 0 10px;
  font-size: 22px;
}

.card p {
  margin: 0 0 22px;
  line-height: 1.55;
  color: #526173;
}

.card span {
  display: inline-block;
  padding: 7px 12px;
  border-radius: 999px;
  background: #eef4ff;
  color: #1d4ed8;
  font-weight: 700;
  font-size: 14px;
}

@media (max-width: 860px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .page {
    padding: 24px 0;
  }

  .hero {
    padding: 36px 20px;
  }
}

.card.active {
  border-color: rgba(29, 78, 216, .22);
  box-shadow: 0 18px 42px rgba(29, 78, 216, .13);
}

.card-link {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 999px;
  background: #1d4ed8;
  color: white;
  font-weight: 800;
  text-decoration: none;
  font-size: 14px;
}