* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
  background: linear-gradient(180deg, #f5f9ff 0%, #ffffff 60%);
  color: #0b1426;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
}

main {
  width: 100%;
  max-width: 420px;
  text-align: center;
}

.card {
  background: #ffffff;
  border-radius: 20px;
  padding: 32px 28px;
  box-shadow: 0 24px 60px rgba(11, 20, 38, 0.12);
  margin-bottom: 16px;
}

.card h1 {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.card .lede {
  font-size: 1rem;
  color: #455063;
  margin-bottom: 20px;
}

.code {
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 2rem;
  letter-spacing: 0.1em;
  background: rgba(45, 110, 255, 0.08);
  color: #2d6eff;
  padding: 16px;
  border-radius: 12px;
  margin-bottom: 20px;
}

button, .cta {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  text-decoration: none;
}

button {
  background: #2d6eff;
  color: white;
  margin-bottom: 12px;
}

button:hover,
.cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(45, 110, 255, 0.18);
}

.cta {
  background: rgba(45, 110, 255, 0.12);
  color: #2d6eff;
}

.cta.secondary {
  background: transparent;
  color: #0b1426;
  border: 1px solid rgba(45, 110, 255, 0.2);
}

.footer {
  font-size: 0.85rem;
  color: #6b7588;
  line-height: 1.4;
}