.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.custom-card form {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: stretch;
}

.custom-card form > p:first-child { text-align: center; }

.amount-entry {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  min-height: 73px;
  margin: 12px auto 0;
}

.custom-card .amount-entry input {
  width: 104px;
  min-height: 58px;
  margin: 0;
  padding: 0 3px;
  border: 0;
  border-bottom: 2px solid #bb9160;
  border-radius: 0;
  background: transparent;
  color: var(--wine);
  font: 700 clamp(40px, 4vw, 52px)/1 Georgia, serif;
  text-align: center;
}

.custom-card .amount-entry input::placeholder { color: #9c8778; opacity: .72; }
.custom-card .amount-entry input:focus { border-bottom-color: var(--wine); }
.custom-card .amount-entry .currency-symbol {
  margin: 0;
  color: var(--wine);
  font: 700 clamp(40px, 4vw, 52px)/1 Georgia, serif;
}

.custom-card .amount-help {
  margin: 3px 0 12px;
  text-align: center;
  font-size: 16px;
}

.custom-card .amount-error {
  margin: 0 0 8px;
  color: #8b1111;
  font: 700 14px/1.3 Arial, sans-serif;
  letter-spacing: 0;
  text-align: left;
  text-transform: none;
}

.custom-card .amount-error[hidden] { display: none; }
.custom-card form > button { width: 100%; }

.cart-section {
  padding: 46px clamp(18px, 5vw, 70px) 58px;
  border-top: 1px solid #d8b987;
  background: #f2e3ca;
}

.cart-panel {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid #cda675;
  border-radius: 14px;
  background: #fff8eb;
  box-shadow: 0 9px 22px #71421516;
}

.cart-panel .eyebrow { margin-bottom: 7px; }
.cart-panel h2 { font-size: clamp(32px, 4vw, 46px); }
.cart-note { max-width: 750px; margin: 14px 0 26px; font-size: 16px; }
.cart-empty p { margin: 0 0 10px; }
.cart-panel a { color: var(--wine); text-underline-offset: 3px; }
.cart-panel a:hover { text-decoration-thickness: 2px; }
.cart-empty[hidden], .cart-filled[hidden] { display: none; }

.cart-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid #d9b78a; }
.cart-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 95px 110px;
  align-items: center;
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px solid #e5cfac;
}
.cart-row-name { font-weight: 700; }
.cart-row-quantity { text-align: center; }
.cart-row-subtotal { text-align: right; white-space: nowrap; }
.cart-total {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  color: var(--wine-dark);
  font-size: 21px;
  font-weight: 700;
}
.cart-total strong { white-space: nowrap; }
.cart-back { display: inline-block; margin-top: 3px; }

@media (max-width: 600px) {
  .cart-section { padding: 30px 16px 42px; }
  .cart-row { grid-template-columns: minmax(0, 1fr) auto; gap: 5px 12px; }
  .cart-row-name { grid-column: 1 / -1; }
  .cart-row-quantity { text-align: left; }
  .cart-total { font-size: 19px; }
}