.purchase-return-bar { position: sticky; top: 0; z-index: 100; padding: max(8px, env(safe-area-inset-top, 0px)) 20px 8px; background: #fff; border-bottom: 1px solid #d2dee4; }
.purchase-return-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; color: #1d3557; font-weight: 600; text-decoration: none; }
.purchase-return-link::before { content: "\2190"; font-size: 22px; }
.purchase-return-link:hover { text-decoration: underline; }
.purchase-return-link:focus-visible { outline: 3px solid #457b9d; outline-offset: 3px; }
.purchase-with-return #form-signup-sub [hidden], .purchase-with-return section[hidden] { display: none !important; }
@media (max-width: 650px) {
  .purchase-with-return .site-header { position: static; }
  .purchase-with-return .page-hero { padding: 20px 0 8px; }
  .purchase-with-return .page-hero h1 { font-size: 30px; margin: 8px 0; }
  .purchase-with-return .page-hero .lead { font-size: 15px; line-height: 1.5; }
  .purchase-with-return .section { padding: 16px 0 28px; }
  .purchase-with-return .auth-card { padding: 20px; }
  .purchase-with-return .auth-card input { font-size: 16px; }
}