.checkout-error-banner {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  padding: 1rem 1.25rem;
  background: #fef2f2;
  color: #991b1b;
  border-bottom: 1px solid #fecaca;
  font-size: 0.9375rem;
}

.checkout-error-banner.is-visible {
  display: block;
}

.checkout-error-banner p {
  margin: 0;
  max-width: 720px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checkout-success-page {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.checkout-success-card {
  max-width: 480px;
  width: 100%;
  text-align: center;
  padding: 2.5rem 2rem;
  border-radius: 1.25rem;
  background: var(--surface-elevated, #fff);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
}

.checkout-success-icon {
  font-size: 3rem;
  color: #16a34a;
  margin-bottom: 1rem;
}

.checkout-success-card h1 {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.checkout-success-card p {
  color: var(--text-muted, #64748b);
  margin: 0 0 1.5rem;
}

.checkout-success-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.checkout-success-actions .btn {
  width: 100%;
  justify-content: center;
}

.checkout-loading {
  color: var(--text-muted, #64748b);
}