/* ============================================================
   SVARUP ENTERPRISES — PRODUCT-GRID.CSS
   Product cards, listings, filters, detail pages
   ============================================================ */

/* ============================================================
   PRODUCT CARD
   ============================================================ */

.product-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(184,150,12,0.3);
}

.product-card__image {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--color-bg-light);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.product-card:hover .product-card__image img {
  transform: scale(1.05);
}

.product-card__image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 56px;
  opacity: 0.15;
  background: linear-gradient(135deg, var(--color-primary-bg), var(--color-bg-light));
}

.product-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
}

.product-card__body {
  padding: var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card__category {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.product-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.product-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.product-card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-grey);
}

.product-card__desc {
  font-size: var(--text-sm);
  color: var(--color-grey);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.product-card__footer {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin-top: auto;
}

.product-card__footer .btn {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
}

/* ============================================================
   PRODUCT LISTING PAGE LAYOUT
   ============================================================ */

.products-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 1024px) {
  .products-layout {
    grid-template-columns: 280px 1fr;
    align-items: start;
  }
}

/* ---- Filter Sidebar ---- */
.filter-sidebar {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
}

.filter-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.filter-sidebar__title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-dark);
}

.filter-sidebar__clear {
  font-size: var(--text-xs);
  color: var(--color-primary);
  cursor: pointer;
  background: none;
  border: none;
  font-weight: 500;
}

.filter-group {
  margin-bottom: var(--space-5);
}

.filter-group__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.filter-group__toggle {
  font-size: 12px;
  color: var(--color-grey);
  transition: transform var(--transition-fast);
}

.filter-group.collapsed .filter-group__toggle {
  transform: rotate(-90deg);
}

.filter-group__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.filter-group.collapsed .filter-group__content {
  max-height: 0;
}

.filter-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.filter-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.filter-checkbox__label {
  font-size: var(--text-sm);
  color: var(--color-dark-3);
  flex: 1;
}

.filter-checkbox__count {
  font-size: var(--text-xs);
  color: var(--color-grey-light);
  background: var(--color-bg-light);
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

/* Mobile filter toggle */
.filter-toggle-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-dark);
  cursor: pointer;
}

@media (min-width: 1024px) {
  .filter-toggle-btn { display: none; }
}

/* Mobile filter drawer */
.filter-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-white);
  z-index: 950;
  border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
  padding: var(--space-5);
  max-height: 80vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-xl);
}

.filter-drawer.open {
  transform: translateY(0);
}

/* ---- Products Grid ---- */
.products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1280px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---- Products Toolbar ---- */
.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
}

.products-toolbar__count {
  font-size: var(--text-sm);
  color: var(--color-grey);
}

.products-toolbar__count strong {
  color: var(--color-dark);
}

.products-toolbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sort-select {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-dark);
  background: var(--color-bg-white);
  cursor: pointer;
  outline: none;
}

.sort-select:focus {
  border-color: var(--color-primary);
}

/* ---- Active Filters ---- */
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.active-filter-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-bg);
  color: var(--color-primary-dark);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
}

.active-filter-tag__remove {
  cursor: pointer;
  background: none;
  border: none;
  color: var(--color-primary-dark);
  font-size: 14px;
  line-height: 1;
  padding: 0;
}

/* ---- Load More ---- */
.load-more-container {
  text-align: center;
  padding: var(--space-8) 0;
}

/* ---- No Results ---- */
.no-results {
  text-align: center;
  padding: var(--space-16) var(--space-4);
  color: var(--color-grey);
}

.no-results__icon {
  font-size: 64px;
  opacity: 0.2;
  margin-bottom: var(--space-4);
}

/* ============================================================
   PRODUCT DETAIL PAGE
   ============================================================ */

.product-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

@media (min-width: 1024px) {
  .product-detail-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

/* Image Gallery */
.product-gallery {
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
}

.product-gallery__main {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-bg-light);
  cursor: zoom-in;
  position: relative;
}

.product-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-gallery__thumbs {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
  flex-wrap: wrap;
}

.product-gallery__thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-light);
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
  flex-shrink: 0;
}

.product-gallery__thumb.active {
  border-color: var(--color-primary);
}

.product-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Product Info */
.product-info__category {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.product-info__title {
  font-family: var(--font-heading);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  color: var(--color-dark);
  margin-bottom: var(--space-4);
}

.product-info__desc {
  font-size: var(--text-base);
  color: var(--color-grey);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

/* Variant Selector (inline in detail page) */
.variant-section {
  margin-bottom: var(--space-5);
}

.variant-section__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--space-2);
}

.variant-section__selected {
  color: var(--color-primary);
}

/* Inquire CTA */
.product-inquire-cta {
  background: var(--color-primary-bg);
  border: 2px solid rgba(184,150,12,0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  margin-bottom: var(--space-6);
}

.product-inquire-cta .btn--primary {
  width: 100%;
  padding: var(--space-4);
  font-size: var(--text-base);
}

.product-inquire-cta__note {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--color-grey);
  margin-top: var(--space-2);
}

/* Specs Table */
.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.specs-table tr {
  border-bottom: 1px solid var(--color-border);
}

.specs-table tr:last-child {
  border-bottom: none;
}

.specs-table td {
  padding: var(--space-3) var(--space-4);
  vertical-align: top;
}

.specs-table td:first-child {
  font-weight: 600;
  color: var(--color-dark-3);
  width: 45%;
  background: var(--color-bg-light);
}

.specs-table td:last-child {
  color: var(--color-dark);
}

/* Features List */
.features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.features-list__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-dark);
}

.features-list__check {
  width: 20px;
  height: 20px;
  background: var(--color-success);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Application Tags */
.application-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.application-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  background: var(--color-bg-light);
  color: var(--color-dark-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  border: 1px solid var(--color-border);
}

/* Related Products */
.related-products {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-border);
}

.related-products__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .related-products__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================================
   CATEGORY PAGE
   ============================================================ */

.category-hero {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-2) 100%);
  padding: var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.category-hero__inner {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .category-hero__inner {
    grid-template-columns: 1fr auto;
  }
}

.category-hero__label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2);
}

.category-hero__title {
  color: #fff;
  margin-bottom: var(--space-3);
}

.category-hero__desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  max-width: 550px;
}

.category-product-count {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  text-align: center;
  flex-shrink: 0;
}

.category-product-count__number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  color: var(--color-primary-light);
  font-weight: 700;
  display: block;
}

.category-product-count__label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
}

/* Color Gallery Grid */
.color-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .color-gallery {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .color-gallery {
    grid-template-columns: repeat(6, 1fr);
  }
}

.color-swatch-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.color-swatch-card__preview {
  height: 80px;
  background: var(--color-bg-light);
}

.color-swatch-card__name {
  padding: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-grey);
  text-align: center;
  font-weight: 500;
}

/* Comparison Table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.comparison-table th {
  background: var(--color-dark);
  color: #fff;
  padding: var(--space-4);
  text-align: left;
  font-weight: 600;
}

.comparison-table th:first-child {
  background: var(--color-dark);
}

.comparison-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.comparison-table tr:nth-child(even) td {
  background: var(--color-bg-light);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-check {
  color: var(--color-success);
  font-size: 16px;
}

.comparison-cross {
  color: var(--color-grey-light);
  font-size: 16px;
}

/* ============================================================
   SEARCH BAR
   ============================================================ */

.search-bar {
  position: relative;
  max-width: 480px;
  width: 100%;
}

.search-bar__input {
  width: 100%;
  padding: var(--space-3) var(--space-4) var(--space-3) var(--space-10);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  background: var(--color-bg-white);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-bar__input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184,150,12,0.1);
}

.search-bar__icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-grey);
  pointer-events: none;
  font-size: 16px;
}

.search-bar__clear {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-grey);
  cursor: pointer;
  font-size: 14px;
  display: none;
}

.search-bar__input:not(:placeholder-shown) + .search-bar__clear {
  display: block;
}