:root {
  color-scheme: dark;
  color: #111827;
  background: #f7f7f7;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, #dbeafe 0%, #f8fafc 45%, #f7f7f7 100%);
}

.page {
  width: min(100%, 460px);
  margin: 24px;
  padding: 32px;
  border-radius: 28px;
  box-shadow: 0 32px 80px rgba(15, 23, 42, 0.12);
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.05);
}

.brand {
  text-align: center;
  margin-bottom: 28px;
}

.badge {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #0f172a, #475569);
  color: #f8fafc;
  font-size: 28px;
  font-weight: 700;
}

.brand h1 {
  margin: 0;
  font-size: 2rem;
  letter-spacing: -0.04em;
  color: #0f172a;
}

.brand p {
  margin: 12px auto 0;
  max-width: 340px;
  color: #475569;
  line-height: 1.6;
}

.links {
  display: grid;
  gap: 14px;
}

.link-card {
  display: block;
  padding: 18px 20px;
  border-radius: 18px;
  background: #0f172a;
  color: #f8fafc;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.link-card:hover,
.link-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.18);
  background: #1e293b;
}

.note {
  display: block;
  text-align: center;
  margin-top: 14px;
  color: #64748b;
  font-size: 0.95rem;
}

@media (max-width: 420px) {
  .page {
    padding: 24px;
  }

  .brand h1 {
    font-size: 1.75rem;
  }
}