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

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #0a0a0c;
  color: #e4e4e7;
}

.card {
  max-width: 28rem;
  width: 100%;
  padding: 2rem 1.75rem;
  border-radius: 1rem;
  border: 1px solid #27272a;
  background: linear-gradient(165deg, #141418 0%, #0f0f12 100%);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
  text-align: center;
}

.badge {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.12);
  border-radius: 999px;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
}

.lead {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #a1a1aa;
}

.lead strong {
  color: #fafafa;
}

.note {
  margin: 0 0 1.5rem;
  font-size: 0.875rem;
  line-height: 1.55;
  color: #71717a;
}

.cta {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: #0a0a0c;
  text-decoration: none;
  background: #a78bfa;
  border-radius: 0.5rem;
  transition: background 0.15s ease, transform 0.15s ease;
}

.cta:hover {
  background: #c4b5fd;
  transform: translateY(-1px);
}

.cta:focus-visible {
  outline: 2px solid #c4b5fd;
  outline-offset: 3px;
}

.footer {
  margin: 1.25rem 0 0;
  font-size: 0.8125rem;
}

.footer a {
  color: #71717a;
  text-decoration: none;
}

.footer a:hover {
  color: #a1a1aa;
  text-decoration: underline;
}