/* ===================================
   Products Page Styles
   Mobile First Design
   =================================== */

/* ===================================
   Page Layout
   =================================== */

.products-page {
  padding: var(--space-6) 0 var(--space-16);
  min-height: 100vh;
  background: var(--gray-50);
}

.page-header {
  margin-bottom: var(--space-6);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--gray-900);
  margin-bottom: var(--space-2);
}

.page-subtitle {
  color: var(--gray-500);
  font-size: var(--text-base);
  margin: 0;
}

.products-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-6);
  align-items: start;
}

/* ===================================
   Filters Sidebar
   =================================== */

.filters-sidebar {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(70px + var(--space-4));
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}

.filters-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--gray-100);
}

.filters-header h2 {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--gray-900);
  margin: 0;
}

.clear-btn {
  font-size: var(--text-sm);
  color: var(--primary-600);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.clear-btn:hover {
  color: var(--primary-700);
}

/* Filter Groups */
.filter-group {
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--gray-100);
}

.filter-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.filter-title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--gray-900);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.filter-title svg {
  width: 16px;
  height: 16px;
  color: var(--gray-400);
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.filter-option:hover {
  background: var(--gray-50);
}

.filter-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-sm);
  cursor: pointer;
  accent-color: var(--primary-600);
}

.filter-option span {
  font-size: var(--text-sm);
  color: var(--gray-700);
}

/* Price Filter */
.price-inputs {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.price-inputs input {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

.price-inputs input:focus {
  border-color: var(--primary-500);
}

.price-inputs span {
  display: none;
}

.price-quick-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.price-tag {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.price-tag:hover,
.price-tag.active {
  background: var(--primary-100);
  color: var(--primary-700);
}

/* ===================================
   Products Area
   =================================== */

.products-area {
  min-width: 0; /* Prevent overflow */
}

/* Products Toolbar */
.products-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
}

.results-info {
  font-size: var(--text-sm);
  color: var(--gray-600);
}

.results-info strong {
  color: var(--gray-900);
}

.sort-options {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.sort-options label {
  font-size: var(--text-sm);
  color: var(--gray-600);
}

.sort-options select {
  padding: var(--space-2) var(--space-3);
  padding-right: var(--space-8);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--gray-900);
  background: var(--white);
  cursor: pointer;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
  transition: border-color var(--transition-fast);
}

.sort-options select:focus {
  border-color: var(--primary-500);
}

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

.active-filter {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  padding-right: var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  background: var(--primary-100);
  color: var(--primary-700);
  border-radius: var(--radius-full);
}

.active-filter button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.active-filter button:hover {
  background: var(--primary-200);
}

.active-filter button svg {
  width: 12px;
  height: 12px;
}

/* Products Grid */
#products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-16) var(--space-4);
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-4);
  background: var(--gray-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
}

.empty-state-icon svg {
  width: 40px;
  height: 40px;
}

.empty-state h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.empty-state p {
  color: var(--gray-500);
  margin-bottom: var(--space-4);
}

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

.load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--white);
  color: var(--primary-600);
  border: 2px solid var(--primary-500);
  border-radius: var(--radius-full);
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
}

.load-more-btn:hover {
  background: var(--primary-600);
  color: var(--white);
}

.load-more-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.load-more-btn svg {
  width: 18px;
  height: 18px;
}

/* ===================================
   Mobile Filters
   =================================== */

.mobile-filter-btn {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  font-weight: var(--font-medium);
  color: var(--gray-700);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-filter-btn:hover {
  border-color: var(--primary-500);
  color: var(--primary-600);
}

.mobile-filter-btn svg {
  width: 18px;
  height: 18px;
}

.filter-count {
  background: var(--primary-600);
  color: var(--white);
  padding: 0 var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  margin-left: var(--space-1);
}

/* Filter Overlay (Mobile) */
.filter-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-overlay);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.filter-overlay.active {
  opacity: 1;
}

.filter-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: var(--white);
  z-index: var(--z-modal);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  overflow-y: auto;
}

.filter-drawer.active {
  transform: translateX(0);
}

.filter-drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 1;
}

.filter-drawer-header h2 {
  font-size: var(--text-lg);
  margin: 0;
}

.close-filters {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.close-filters:hover {
  background: var(--gray-100);
}

.close-filters svg {
  width: 20px;
  height: 20px;
  color: var(--gray-600);
}

.filter-drawer-content {
  padding: var(--space-4);
}

.filter-drawer-footer {
  padding: var(--space-4);
  border-top: 1px solid var(--gray-200);
  position: sticky;
  bottom: 0;
  background: var(--white);
  display: flex;
  gap: var(--space-3);
}

.filter-drawer-footer button {
  flex: 1;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 1024px) {
  #products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
  
  .products-layout {
    grid-template-columns: 220px 1fr;
    gap: var(--space-4);
  }
}

@media (max-width: 768px) {
  .products-layout {
    grid-template-columns: 1fr;
  }
  
  .filters-sidebar {
    display: none;
  }
  
  .mobile-filter-btn {
    display: flex;
  }
  
  .filter-overlay {
    display: block;
    pointer-events: none;
  }
  
  .filter-overlay.active {
    pointer-events: auto;
  }
  
  .products-toolbar {
    flex-direction: column;
    gap: var(--space-3);
    align-items: stretch;
  }
  
  .products-toolbar > * {
    width: 100%;
  }
  
  .sort-options {
    justify-content: space-between;
  }
  
  .sort-options select {
    flex: 1;
  }
  
  #products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
  
  .page-header h1 {
    font-size: var(--text-2xl);
  }
}

@media (max-width: 480px) {
  #products-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .page-header {
    margin-bottom: var(--space-4);
  }
}

/* ===================================
   Product Cards
   =================================== */

.product-card {
    background: #FFFFFF;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
}

.product-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-card .product-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: #F3F4F6;
}

.product-card .product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.product-card .badge-featured {
    position: absolute;
    top: 12px;
    left: 12px;
    background: #7C3AED;
    color: white;
    padding: 6px 14px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 600;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-card .product-info {
    padding: 16px;
    background: #FFFFFF;
}

.product-card .product-name {
    font-size: 16px;
    font-weight: 600;
    color: #111827;
    margin: 0 0 8px 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card .product-artist {
    font-size: 14px;
    color: #6B7280;
    margin: 0 0 4px 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.product-card .product-artist i {
    width: 14px;
    height: 14px;
}

.product-card .product-category {
    font-size: 12px;
    color: #7C3AED;
    margin: 0 0 12px 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.product-card .product-category i {
    width: 12px;
    height: 12px;
}

.product-card .product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid #F3F4F6;
}

.product-card .product-price {
    font-size: 18px;
    font-weight: 700;
    color: #111827;
}

.product-card .add-to-cart-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #EDE9FE;
    color: #7C3AED;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.product-card .add-to-cart-btn:hover {
    background: #7C3AED;
    color: white;
}

.product-card .add-to-cart-btn i {
    width: 20px;
    height: 20px;
}

/* ===================================
   Badges
   =================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-featured {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary-600);
    color: white;
    z-index: 10;
}

.badge-new {
    background: var(--accent-green);
    color: white;
}

.badge-sale {
    background: var(--error);
    color: white;
}

/* ===================================
   Filter Options with Counts
   =================================== */

.filter-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    cursor: pointer;
    transition: color 0.2s ease;
}

.filter-option:hover {
    color: #8B5CF6;
}

.filter-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #8B5CF6;
    cursor: pointer;
    flex-shrink: 0;
}

.filter-label-text {
    flex: 1;
    font-size: 0.9375rem;
    color: #374151;
}

.filter-count {
    color: #8B5CF6;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 2px 8px;
    border: 1.5px solid #C4B5FD;
    border-radius: 12px;
    background: transparent;
}

.filter-option:hover .filter-count {
    color: #7C3AED;
    border-color: #8B5CF6;
}

/* Active Filters Tags */
.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    min-height: 0;
}

.active-filters:empty {
    display: none;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: #F3E8FF;
    color: #7C3AED;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.filter-tag .remove-filter {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0;
    color: #7C3AED;
    transition: color 0.15s ease;
}

.filter-tag .remove-filter:hover {
    color: #5B21B6;
}

/* Price Tag Active State */
.price-tag.active {
    background: #8B5CF6;
    color: white;
    border-color: #8B5CF6;
}