.checkout-main {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.checkout-hero {
  padding-bottom: var(--space-8);
}

.checkout-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.4fr);
  gap: var(--space-8);
  margin-top: var(--space-6);
}

.checkout-hero-actions {
  margin-top: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.checkout-hero-visual {
  align-self: stretch;
}

.checkout-hero-card {
  height: 100%;
}

.checkout-hero-body img {
  border-radius: var(--radius-md);
}

.checkout-layout {
  padding-top: var(--space-4);
}

.checkout-layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-6);
  align-items: flex-start;
}

.checkout-main-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.checkout-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.checkout-section-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

.checkout-section {
  scroll-margin-top: 6rem;
}

.checkout-order-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.checkout-item {
  display: grid;
  grid-template-columns: minmax(0, 3fr) auto;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-gray-200);
}

.checkout-item:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.checkout-item-header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  justify-content: space-between;
}

.checkout-item-title {
  font-size: var(--font-size-md);
  margin-bottom: 0;
}

.checkout-item-meta {
  margin-top: var(--space-2);
  margin-bottom: var(--space-3);
}

.checkout-item-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.checkout-item-price {
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  align-items: flex-end;
}

.checkout-quantity {
  display: inline-flex;
  align-items: center;
  gap: 0.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-subtle);
  padding: 0.1rem;
  background-color: #ffffff;
}

.checkout-qty-btn {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-md);
  cursor: pointer;
  background-color: transparent;
}

.checkout-qty-btn:hover {
  background-color: var(--color-primary-soft);
}

.checkout-qty-input {
  width: 3rem;
  border: none;
  text-align: center;
  box-shadow: none;
}

.checkout-qty-input:focus-visible {
  box-shadow: none;
}

.checkout-remove {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}

.checkout-remove:hover {
  color: var(--color-danger);
}

.checkout-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.checkout-fieldset {
  border-radius: var(--radius-lg);
  background-color: var(--color-elevated);
  padding: var(--space-5);
}

.checkout-legend {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.checkout-grid {
  gap: var(--space-4);
}

.checkout-delivery-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkout-delivery-option {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: #ffffff;
  cursor: pointer;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.checkout-delivery-option input[type="radio"] {
  margin-top: 0.25rem;
}

.checkout-delivery-content {
  flex: 1;
}

.checkout-delivery-title {
  font-weight: 600;
  margin-bottom: 0.1rem;
}

.checkout-delivery-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.checkout-delivery-price {
  font-weight: 600;
}

.checkout-delivery-option:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.checkout-payment-body {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.2fr);
  gap: var(--space-5);
}

.checkout-payment-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkout-payment-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: #ffffff;
  cursor: pointer;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.checkout-payment-option input[type="radio"] {
  margin-top: 0.2rem;
}

.checkout-payment-title {
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.checkout-payment-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.checkout-payment-badge {
  align-self: flex-start;
  font-size: var(--font-size-xs);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

.checkout-payment-option:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.checkout-payment-visual img {
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
}

.checkout-security-alert {
  font-size: var(--font-size-xs);
}

.checkout-confirmation-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.checkout-confirmation-title {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-2);
}

.checkout-confirmation-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-3);
}

.checkout-confirmation-list li + li {
  margin-top: 0.25rem;
}

.checkout-confirmation-consents {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.checkout-consent {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
}

.checkout-consent input[type="checkbox"] {
  margin-top: 0.1rem;
}

.checkout-confirmation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.checkout-confirmation-note {
  font-size: var(--font-size-xs);
}

.checkout-summary-rows {
  margin: 0 0 var(--space-4);
}

.checkout-summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--font-size-sm);
  margin-bottom: 0.35rem;
}

.checkout-summary-row-total {
  font-weight: 600;
  font-size: var(--font-size-md);
}

.checkout-summary-divider {
  border-top: 1px dashed var(--color-border-subtle);
  margin: var(--space-3) 0;
}

.checkout-promo {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.checkout-promo-row {
  display: flex;
  gap: var(--space-2);
}

.checkout-promo-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.checkout-promo-input {
  flex: 1;
}

.checkout-promo-error {
  margin-top: 0.2rem;
}

.checkout-summary-footer {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkout-summary-cta {
  width: 100%;
}

.checkout-summary-note {
  font-size: var(--font-size-xs);
}

.checkout-support-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.checkout-support-list {
  list-style: disc;
  padding-left: var(--space-5);
  font-size: var(--font-size-sm);
}

.checkout-mobile-visual img {
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
}

.checkout-privacy-list {
  list-style: disc;
  padding-left: var(--space-5);
  font-size: var(--font-size-sm);
}

.checkout-links {
  margin-top: var(--space-10);
}

.checkout-links-inner {
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(16, 185, 129, 0.06));
}

.checkout-links-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
}

.checkout-links-group .btn {
  flex: 1 1 220px;
}

@media (max-width: 1024px) {
  .checkout-layout-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .checkout-payment-body {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }
}

@media (max-width: 880px) {
  .checkout-hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkout-layout-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkout-sidebar {
    order: -1;
  }

  .checkout-payment-body {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkout-links-inner {
    text-align: center;
  }

  .checkout-links-group {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .checkout-main {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
  }

  .checkout-hero {
    padding-bottom: var(--space-6);
  }

  .checkout-section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .checkout-item {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkout-item-price {
    align-items: flex-start;
  }

  .checkout-fieldset {
    padding: var(--space-4);
  }

  .checkout-payment-option {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-rows: auto auto;
  }

  .checkout-payment-badge {
    grid-column: 2 / -1;
    justify-self: flex-start;
  }

  .checkout-promo-row {
    flex-direction: column;
  }

  .checkout-summary-cta {
    width: 100%;
  }

  .checkout-confirmation-actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .checkout-links-inner {
    padding: var(--space-5);
  }
}