.related-sku-thumbnails {
  margin-bottom: 1.5em;
}

.related-sku-thumbnails h4 {
  margin-bottom: 0.5em;
}

.related-sku-thumbnails .related-sku-grid {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.related-sku-thumbnails .related-sku-item {
  display: inline-block;
  max-width: 100px;
  padding: 4px;
  border: 1px solid #ddd;
  border-radius: 4px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.related-sku-thumbnails .related-sku-item:hover {
  transform: scale(1.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.related-sku-item.is-current-variation {
  outline: 3px solid #0073aa; /* WooCommerce primary blue */
  outline-offset: 2px;
  border-color: #0073aa;
}

/* Only hide variation switcher if related thumbnails are shown */
.related-sku-thumbnails + form.variations_form .variations {
  display: none;
}

.archive-variation-thumbnails {
  margin-top: 0.5em;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

.archive-variation-thumbnails .related-sku-item {
  border: 1px solid #eee;
  padding: 2px;
  border-radius: 4px;
  width: 40px;
  height: 40px;
  display: block;
  overflow: hidden;
}