body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f8fafc;
  color: #1f2937;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  padding: 2rem;
  text-align: center;
}

.card {
  background: white;
  padding: 2.5rem 2rem;
  border-radius: 1rem;
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.05);
  max-width: 500px;
  margin: 0 auto;
}

.card h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: #111827;
}

.card .tagline {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 1rem;
  color: #2563eb;
}

.card .note {
  font-size: 0.95rem;
  color: #6b7280;
}