*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: system-ui, sans-serif;
  font-size: 14px;
  color: #0F172A;
  background: #F8FAFC;
}

.gateway {
  max-width: 640px;
  margin: 0 auto;
  padding: 96px 24px 24px;
  text-align: center;
}

h1 { font-size: 32px; font-weight: 700; }
.subtitle { color: #64748B; margin-top: 6px; margin-bottom: 40px; }

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 560px) {
  .cards { grid-template-columns: 1fr; }
}

.card {
  display: block;
  text-align: left;
  padding: 24px;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  background: #fff;
  text-decoration: none;
  color: inherit;
  transition: border-color .15s, box-shadow .15s;
}
.card:hover { border-color: #4ADE80; box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.card h2 { font-size: 16px; margin-bottom: 6px; }
.card p { color: #64748B; font-size: 13px; line-height: 1.5; }

.footnote { margin-top: 40px; color: #94A3B8; font-size: 12px; }