/* Compare page. */
.compare-page__empty {
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
}

.compare-page__empty p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-dimmed);
  font: var(--typography-body-large);
}

.compare-page__actions {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--spacing-sm);
}

.compare-page__clear {
  padding: var(--spacing-xxs) var(--spacing-sm);
  cursor: pointer;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-surface);
  font: var(--typography-body-small);
}

.compare-page__loading {
  padding: var(--spacing-xl);
  text-align: center;
  color: var(--color-text-dimmed);
}

/* Compare slider — full header (in flow). */
.compare-slider__header {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  gap: var(--spacing-xs);
}

/* Compare slider — sticky header. */
.compare-slider__header--sticky {
  position: sticky;
  z-index: 10;
  top: 0;
  align-items: center;
  padding: 0;
  box-shadow: none;
  background: var(--color-surface);
}

.compare-slider__header--sticky .compare-slider__arrow,
.compare-slider__header--sticky .compare-slider__products {
  display: none;
}

.compare-slider__header--visible {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.compare-slider__header--visible .compare-slider__arrow,
.compare-slider__header--visible .compare-slider__products {
  display: flex;
}

/* Arrows. */
.compare-slider__arrow {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  cursor: pointer;
  color: var(--color-text);
  border: 1px solid var(--color-border-light);
  border-radius: 50%;
  background: var(--color-surface);
}

.compare-slider__arrow svg {
  width: 24px;
  height: 24px;
}

.compare-slider__arrow:disabled {
  cursor: default;
  opacity: 0.3;
}

/* Product columns. */
.compare-slider__products {
  display: flex;
  flex: 1;
  gap: var(--spacing-sm);
}

.compare-slider__product {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: calc(
    (100% - var(--spacing-sm) * (var(--per-page) - 1)) / var(--per-page)
  );
  min-width: 0;
  gap: var(--spacing-xxs);
  text-align: center;
}

.compare-slider__photo img {
  width: 120px;
  height: 120px;
  object-fit: contain;
}

.compare-slider__product-title {
  text-decoration: none;
  color: var(--color-text);
  font: var(--typography-label-large);
}

.compare-slider__product-title:hover {
  text-decoration: underline;
}

/* Compact product card (sticky header). */
.compare-slider__product--compact .compare-slider__photo img {
  width: 50px;
  height: 50px;
}

.compare-slider__actions {
  display: flex;
  align-items: center;
  margin-top: auto;
  gap: var(--spacing-xxs);
}

.compare-slider__product--compact .compare-slider__actions {
  margin-top: 0;
}

/* Filters. */
.compare-slider__filters {
  display: flex;
  align-items: center;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  gap: var(--spacing-sm);
}

.compare-slider__search {
  flex: 1;
  max-width: 400px;
}

.compare-slider__search-input {
  width: 100%;
  padding: var(--spacing-xxs) var(--spacing-xs);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xs);
  font: var(--typography-body-small);
}

.compare-slider__search-input:focus {
  border-color: var(--color-primary);
  outline: none;
}

.compare-slider__only-different {
  display: flex;
  align-items: center;
  cursor: pointer;
  white-space: nowrap;
  font: var(--typography-body-small);
  gap: var(--spacing-xxs);
}

/* Spec rows. */
.compare-slider__specs {
  margin-top: var(--spacing-sm);
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.compare-slider__spec {
  border-bottom: 1px solid var(--color-border-light);
}

.compare-slider__spec:last-child {
  border-bottom: none;
}

.compare-slider__spec-label {
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--color-text-dimmed);
  font: var(--typography-body-small);
}

.compare-slider__spec-label--different::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: var(--spacing-xxs);
  content: "";
  vertical-align: middle;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.compare-slider__spec-values {
  display: flex;
  /* 40px arrow + spacing on each side to align with product columns. */
  padding: 0 calc(40px + var(--spacing-xs) + var(--spacing-sm)) var(--spacing-xs);
  gap: var(--spacing-sm);
}

.compare-slider__spec-value {
  width: calc(
    (100% - var(--spacing-sm) * (var(--per-page) - 1)) / var(--per-page)
  );
  min-width: 0;
  padding-left: var(--spacing-sm);
  word-wrap: break-word;
  border-left: 1px dashed var(--color-border-light);
  font: var(--typography-body-small);
}

.compare-slider__spec-value:first-child {
  padding-left: 0;
  border-left: none;
}

.compare-slider__empty-value {
  color: var(--color-text-extra-dimmed);
}