.page-product { background: var(--color-gray-50); }

.product-page { padding: 1.25rem 0 var(--space-3xl); }

.product-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}
.product-breadcrumbs a { color: var(--color-primary); font-weight: 500; }
.product-breadcrumbs a:hover { text-decoration: underline; }
.product-breadcrumbs span { color: var(--color-gray-400); }

/* Hero layout */
.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr) 300px;
  gap: var(--space-xl);
  align-items: start;
  margin-bottom: var(--space-2xl);
}

/* Gallery */
.product-gallery { min-width: 0; }
.product-gallery__inner {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--space-md);
}
.product-gallery__thumbs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.product-gallery__thumb {
  width: 72px;
  height: 72px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  padding: 0.375rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition);
  overflow: hidden;
}
.product-gallery__thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.product-gallery__thumb.is-active,
.product-gallery__thumb:hover { border-color: var(--color-primary); }
.product-gallery__more {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-primary);
  text-align: center;
  padding: 0.25rem;
}
.product-gallery__main {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}
.product-gallery__main img {
  max-height: 340px;
  width: auto;
  object-fit: contain;
}
.product-gallery__hit {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-green);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.02em;
}
.product-gallery__nav {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
}
.product-gallery__nav--prev { left: 0.5rem; }
.product-gallery__nav--next { right: 0.5rem; }
.product-gallery__dots {
  display: none;
  justify-content: center;
  gap: 0.375rem;
  margin-top: 0.75rem;
}
.product-gallery__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gray-200);
}
.product-gallery__dot.is-active { background: var(--color-primary); }

.product-trust {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-top: var(--space-md);
}
.product-trust__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  text-align: center;
  font-size: 0.625rem;
  color: var(--color-text-light);
  line-height: 1.3;
}
.product-trust__icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: #eef4fc;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

/* Info column */
.product-info { min-width: 0; }
.product-info__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.product-badge {
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.product-badge--new { background: var(--color-primary); color: var(--color-white); }
.product-badge--hit { background: var(--color-green); color: var(--color-white); }
.product-info__title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 0.375rem;
  line-height: 1.15;
}
.product-info__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
}
.product-info__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-color);
}
.product-rating {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--font-size-sm);
}
.product-rating__stars { color: var(--color-gold); letter-spacing: 1px; }
.product-rating__score { font-weight: 700; color: var(--color-dark); }
.product-rating__link { color: var(--color-primary); font-weight: 500; }
.product-rating__count { color: var(--color-text-light); font-size: var(--font-size-xs); }
.product-rating--card {
  margin-bottom: 0.375rem;
  font-size: 0.6875rem;
  gap: 0.25rem;
  flex-wrap: wrap;
}
.product-rating--card .product-rating__score { font-size: inherit; }
.product-rating--card .rating-stars__star { font-size: 0.75rem; }
.product-reviews-summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-color);
  font-size: var(--font-size-sm);
}
.product-reviews-summary strong { font-size: 1.25rem; color: var(--color-dark); }
.product-reviews-summary span { color: var(--color-text-light); }
.product-info__code { font-size: var(--font-size-xs); color: var(--color-text-light); }

.product-specs { margin-bottom: var(--space-lg); }
.product-specs__list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.product-specs__item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.45;
}
.product-specs__item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
}
.product-specs__link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.product-specs__link:hover { text-decoration: underline; }

.product-kit__title {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}
.product-kit__list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.product-kit__item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.45;
  font-weight: 500;
}
.product-kit__item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-green);
}
.product-kit--tab {
  padding-top: 0.25rem;
}
.product-kit--tab .product-kit__list {
  gap: 0.75rem;
}

/* Buy box */
.product-buy {
  position: sticky;
  top: calc(var(--header-height) + var(--nav-height) + 16px);
}
.product-buy__card {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}
.product-buy__stock {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-md);
}
.product-buy__stock.stock--in { color: var(--color-green); }
.product-buy__stock.stock--order { color: var(--color-orange); }
.product-buy__stock.stock--out { color: var(--color-red); font-weight: 700; }
.product-buy__price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1;
  margin-bottom: 0.25rem;
}
.product-buy__price span { font-size: 1.125rem; font-weight: 700; }
.product-buy__price-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}
.product-buy__wholesale {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  display: inline-block;
}
.product-buy__wholesale:hover { text-decoration: underline; }
.product-buy__actions {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: var(--space-md);
}
.btn--cart {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.9375rem 1.25rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.btn--cart:hover { background: var(--color-primary-dark); }
.btn--request-price {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.9375rem 1.25rem;
  background: var(--color-whatsapp);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: filter var(--transition);
}
.btn--request-price:hover { filter: brightness(1.08); }
.product-buy__price--request {
  font-size: 1.375rem;
  color: var(--color-primary);
}
.product-card__price--request {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-primary);
}
.product-buy__links {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-color);
}
.product-buy__link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text);
}
.product-buy__link svg { color: var(--color-primary); }
.product-buy__link:hover { color: var(--color-primary); }

.product-services { display: flex; flex-direction: column; gap: 0.75rem; }
.product-services__item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--font-size-xs);
  line-height: 1.45;
  color: var(--color-text);
}
.product-services__item svg {
  flex-shrink: 0;
  margin-top: 1px;
  color: var(--color-primary);
}
.product-services__item strong { display: block; color: var(--color-dark); font-weight: 600; }

/* Mobile buy bar duplicate */
.product-buy-mobile {
  display: none;
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
}

/* Tabs */
.product-tabs {
  background: var(--color-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.product-tabs__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--border-color);
  background: var(--color-gray-50);
  overflow-x: auto;
}
.product-tabs__btn {
  padding: 1rem 1.25rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-light);
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  margin-bottom: -1px;
  transition: color var(--transition), border-color var(--transition);
}
.product-tabs__btn:hover { color: var(--color-primary); }
.product-tabs__btn.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  background: var(--color-white);
}
.product-tabs__panel {
  display: none;
  padding: var(--space-xl);
}
.product-tabs__panel.is-active { display: block; }
.product-tabs__panel p {
  font-size: var(--font-size-sm);
  line-height: 1.65;
  color: var(--color-text);
  margin: 0 0 var(--space-md);
}
.product-tabs__panel p:last-child { margin-bottom: 0; }
.product-tabs__panel--description br { display: block; content: ''; margin-top: 0.35em; }
.product-tabs__panel--description ul,
.product-tabs__panel--description ol {
  margin: 0 0 var(--space-md);
  padding-left: 1.25rem;
  font-size: var(--font-size-sm);
  line-height: 1.65;
  color: var(--color-text);
}
.product-tabs__panel--description li { margin-bottom: 0.35rem; }

.product-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-color);
}
.product-features__item {
  text-align: center;
  padding: var(--space-md);
}
.product-features__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 0.75rem;
  border-radius: 10px;
  background: #eef4fc;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.product-features__item h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 0.375rem;
}
.product-features__item p {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  line-height: 1.45;
  margin: 0;
}

/* Specs table */
.product-table { width: 100%; border-collapse: collapse; }
.product-table tr:nth-child(even) { background: var(--color-gray-50); }
.product-table th,
.product-table td {
  padding: 0.75rem 1rem;
  font-size: var(--font-size-sm);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}
.product-table th {
  width: 40%;
  font-weight: 600;
  color: var(--color-text-light);
}

/* Reviews */
.product-review {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-color);
}
.product-review:last-child { border-bottom: none; }
.product-review__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: 0.5rem;
}
.product-review__author { font-weight: 700; font-size: var(--font-size-sm); }
.product-review__date { font-size: var(--font-size-xs); color: var(--color-text-light); }
.product-review__stars { color: var(--color-gold); font-size: var(--font-size-sm); margin-bottom: 0.5rem; }
.product-review__text { font-size: var(--font-size-sm); line-height: 1.55; color: var(--color-text); }
.product-reviews-empty {
  margin: 0 0 var(--space-lg);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}
.product-review-alert {
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-sm);
}
.product-review-alert--success { background: #ecfdf5; color: #166534; border: 1px solid #bbf7d0; }
.product-review-alert--error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.product-review-form-wrap {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-color);
}
.product-review-form__title {
  font-size: var(--font-size-lg);
  font-weight: 800;
  margin: 0 0 var(--space-md);
}
.product-review-form {
  display: grid;
  gap: var(--space-md);
  max-width: 560px;
}
.product-review-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.product-review-form__label {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-dark);
}
.product-review-form input[type="text"],
.product-review-form textarea {
  width: 100%;
  padding: 0.75rem 0.875rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font: inherit;
  background: #fff;
}
.product-review-form textarea { resize: vertical; min-height: 110px; }
.product-review-form__hp { display: none !important; }
.product-review-form__submit { width: fit-content; }
.product-review-form__note {
  margin: 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}
.review-stars-input {
  display: inline-flex;
  flex-direction: row-reverse;
  justify-content: flex-end;
  gap: 0.25rem;
}
.review-stars-input__radio {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}
.review-stars-input__star {
  font-size: 1.75rem;
  line-height: 1;
  color: #d1d5db;
  cursor: pointer;
  transition: color 0.15s ease, transform 0.15s ease;
  user-select: none;
}
.review-stars-input__radio:checked ~ .review-stars-input__star,
.review-stars-input__star:hover,
.review-stars-input__star:hover ~ .review-stars-input__star {
  color: var(--color-gold);
}
.review-stars-input__star:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}
.product-rating__empty,
.product-rating__link--empty {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

/* Related */
.product-related {
  margin-top: var(--space-3xl);
}
.product-related__title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  margin-bottom: var(--space-lg);
}
.product-related__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

/* Mobile header order block */
.product-mobile-head {
  display: none;
  margin-bottom: var(--space-md);
}

@media (max-width: 1100px) {
  .product-hero {
    grid-template-columns: 1fr 1fr;
  }
  .product-buy {
    grid-column: 1 / -1;
    position: static;
  }
  .product-features { grid-template-columns: repeat(2, 1fr); }
  .product-related__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .product-mobile-head { display: block; }
  .product-info .product-info__badges,
  .product-info .product-info__title,
  .product-info .product-info__subtitle,
  .product-info .product-info__meta { display: none; }
  .product-mobile-head .product-info__badges,
  .product-mobile-head .product-info__title,
  .product-mobile-head .product-info__subtitle { display: block; }
  .product-mobile-head .product-info__badges { display: flex; }
  .product-info__meta--mobile { display: flex; }

  .product-hero {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .product-gallery__inner {
    grid-template-columns: 1fr;
  }
  .product-gallery__thumbs { display: none; }
  .product-gallery__main { min-height: 280px; }
  .product-gallery__nav { display: flex; }
  .product-gallery__dots { display: flex; }
  .product-trust {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-buy { display: none; }
  .product-buy-mobile { display: block; }
  .product-tabs__nav { flex-wrap: nowrap; }
  .product-features { grid-template-columns: 1fr; }
  .product-related__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .product-info__title { font-size: 1.375rem; }
  .product-buy__price { font-size: 1.625rem; }
  .product-related__grid { grid-template-columns: 1fr; }
}