.checkout-main {
  padding-bottom: var(--space-16);
}

.checkout-hero {
  padding-top: var(--space-12);
  padding-bottom: var(--space-8);
}

.checkout-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: var(--space-8);
  align-items: center;
}

.checkout-hero__subtitle {
  max-width: 640px;
  color: var(--color-text-muted);
}

.checkout-hero__meta {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.checkout-hero__meta-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-hero__media {
  justify-self: flex-end;
  max-width: 420px;
}

.checkout-hero__image {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: var(--shadow-md);
}

.checkout-breadcrumbs__list {
  margin-top: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-breadcrumbs__list a {
  color: var(--color-text-muted);
}

.checkout-breadcrumbs__list a:hover {
  color: var(--color-primary);
}

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

.checkout-layout__grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr);
  gap: var(--space-6);
}

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

.checkout-section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.checkout-section__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-section__media {
  flex-shrink: 0;
}

.checkout-section__image {
  width: 120px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

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

.checkout-summary__item {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
}

.checkout-summary__item-main {
  max-width: 70%;
}

.checkout-summary__item-title {
  font-size: var(--font-size-md);
  font-weight: 500;
}

.checkout-summary__item-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-summary__item-info {
  margin-top: 4px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-summary__item-price {
  text-align: right;
}

.checkout-summary__footer {
  margin-top: var(--space-4);
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  padding-top: var(--space-3);
}

.checkout-summary__total {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
}

.checkout-summary__note {
  margin-top: var(--space-2);
}

.checkout-form__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.checkout-fieldset {
  border: none;
  padding: 0;
  margin: var(--space-3) 0;
}

.checkout-fieldset legend {
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.checkout-radio-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.checkout-radio {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(15, 23, 42, 0.7);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}

.checkout-radio:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xs);
}

.checkout-radio input[type="radio"] {
  margin-top: 4px;
}

.checkout-radio__content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.checkout-radio__title {
  font-size: var(--font-size-sm);
}

.checkout-radio__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.checkout-checkbox label {
  align-items: flex-start;
  gap: 8px;
}

.checkout-checkbox input[type="checkbox"] {
  margin-top: 2px;
}

.checkout-account__toggle {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border-radius: var(--radius-pill);
  background: rgba(15, 23, 42, 0.9);
  margin-bottom: var(--space-4);
}

.checkout-account__tab {
  border-radius: var(--radius-pill);
  padding-inline: 14px;
}

.checkout-account__tab--active {
  background: var(--color-primary);
  border-color: transparent;
}

.checkout-account__panel--hidden {
  display: none;
}

.checkout-invoice__fields {
  margin-top: var(--space-3);
}

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

.checkout-products-preview__image {
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.checkout-products-preview__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
}

.checkout-products-preview__item {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.checkout-products-preview__name {
  font-weight: 500;
}

.checkout-products-preview__meta {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.checkout-products-preview__price {
  white-space: nowrap;
}

.checkout-products-preview__link {
  align-self: flex-start;
}

.checkout-discount__row {
  display: flex;
  gap: 8px;
}

.checkout-discount__input {
  flex: 1;
}

.checkout-costs__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checkout-costs__row {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-sm);
}

.checkout-costs__row--discount dt,
.checkout-costs__row--discount dd {
  color: var(--color-success);
}

.checkout-costs__row--total {
  padding-top: var(--space-2);
  margin-top: var(--space-2);
  border-top: 1px solid rgba(148, 163, 184, 0.25);
}

.checkout-costs__hint {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.checkout-costs__eta {
  margin-top: var(--space-3);
}

.checkout-costs__cta {
  width: 100%;
  margin-top: var(--space-3);
}

.checkout-costs__info {
  margin-top: var(--space-2);
}

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

.checkout-review__title {
  font-size: var(--font-size-sm);
}

.checkout-review__text {
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.checkout-review__author {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.checkout-security__list,
.checkout-support__list {
  list-style: disc;
  padding-left: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.checkout-support__cta {
  margin-top: var(--space-3);
}

@media (max-width: 1024px) {
  .checkout-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.1fr);
  }

  .checkout-layout__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
  }
}

@media (max-width: 840px) {
  .checkout-hero__inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .checkout-hero__media {
    justify-self: stretch;
    max-width: 100%;
  }

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

@media (max-width: 640px) {
  .checkout-hero {
    padding-top: var(--space-8);
    padding-bottom: var(--space-6);
  }

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

  .checkout-section__header {
    flex-direction: column;
  }

  .checkout-summary__item {
    flex-direction: column;
  }

  .checkout-summary__item-main {
    max-width: 100%;
  }

  .checkout-costs__row {
    gap: 12px;
  }

  .checkout-discount__row {
    flex-direction: column;
  }

  .checkout-account__toggle {
    width: 100%;
    justify-content: space-between;
  }
}