/* Checkout containment and responsive repair.
 * Keeps the summary card inside the viewport at desktop zoom/narrow windows
 * and prevents long totals/buttons from forcing horizontal overflow.
 */
.checkout-layout--payment {
  width: min(1180px, 100%);
  max-width: 100%;
  margin-inline: auto;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 320px);
}

.checkout-layout--payment > *,
.checkout-main-card,
.checkout-summary-card,
.checkout-summary-card > *,
.checkout-summary-row,
.checkout-summary-total,
.checkout-submit-btn,
.checkout-submit-copy {
  min-width: 0;
  max-width: 100%;
}

.checkout-summary-card {
  width: 100%;
  overflow: hidden;
}

.checkout-summary-row,
.checkout-summary-total {
  width: 100%;
  gap: 12px;
}

.checkout-summary-row > :first-child,
.checkout-summary-total > :first-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.checkout-summary-row strong,
.checkout-summary-total strong {
  flex: 0 0 auto;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.checkout-summary-total strong {
  font-size: clamp(26px, 3vw, 38px);
}

.checkout-submit-btn {
  width: 100%;
  padding-inline: 14px;
  overflow: hidden;
}

.checkout-submit-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  overflow: hidden;
}

.checkout-submit-copy b {
  min-width: 0;
  overflow-wrap: anywhere;
}

.checkout-summary-note {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

@media (max-width: 1180px) {
  .checkout-layout--payment {
    grid-template-columns: 1fr;
  }

  .checkout-summary-card {
    position: static;
    top: auto;
  }
}

@media (max-width: 720px) {
  .checkout-layout--payment {
    width: 100%;
  }

  .checkout-summary-total {
    align-items: baseline;
  }

  .checkout-summary-total strong {
    font-size: clamp(24px, 9vw, 34px);
  }
}