/**
 * DropX - Мастер-фильтр каталога (Master Filter)
 * Стили для пошаговой системы фильтрации товаров
 */

/* Основной контейнер мастер-фильтра */
.master-filter {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: var(--glass-border);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-6);
  margin-bottom: var(--spacing-8);
  transition: all var(--transition-base) var(--ease-in-out);
  box-shadow: var(--glass-shadow);
}

/* Компактный режим - меньше отступов для экономии места */
.master-filter.compact {
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-6);
}

.master-filter:hover {
  border-color: var(--border-color-hover);
  box-shadow: var(--glass-shadow-hover);
}

/* Breadcrumbs - путь выбора пользователя */
.master-filter__breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-6);
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--bg-tertiary);
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border-color);
  animation: slideDown var(--transition-base) var(--ease-out);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.breadcrumbs__label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
}

.breadcrumbs__path {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

.breadcrumbs__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  color: var(--text-color);
  font-weight: var(--font-weight-bold);
  transition: color var(--transition-base) var(--ease-out);
}

.breadcrumbs__separator {
  color: var(--text-muted);
  margin: 0 var(--spacing-1);
  font-size: var(--font-size-sm);
}

.breadcrumbs__reset {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: var(--border-radius-full);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 12px;
  transition: all var(--transition-base) var(--ease-in-out);
  margin-left: var(--spacing-1);
}

.breadcrumbs__reset:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-color-hover);
  color: var(--text-color);
  transform: scale(1.1);
}

/* Контейнер шагов фильтрации */
.master-filter__steps {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

.master-filter__steps.has-selection {
  margin-top: var(--spacing-2);
}

/* Отдельный шаг фильтрации */
.filter-step {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  background: var(--bg-secondary);
  transition: all var(--transition-base) var(--ease-in-out);
  overflow: hidden;
}

.filter-step.active {
  border-color: var(--accent-color);
  background: var(--bg-tertiary);
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.1);
}

/* Заголовок шага */
.step-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-4) var(--spacing-5);
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--text-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-input);
  transition: all var(--transition-base) var(--ease-out);
}

/* Кнопка "Назад" в заголовке шага */
.step-back-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--glass-btn-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-full);
  color: var(--text-color);
  font-size: 18px;
  font-weight: normal;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
  flex-shrink: 0;
  padding: 0;
  margin: 0;
  font-family: Arial, sans-serif;
  text-align: center;
  vertical-align: middle;
}

.step-back-button:hover {
  background: var(--glass-btn-bg-hover);
  border-color: var(--border-color-hover);
  transform: translateX(-2px);
  box-shadow: var(--shadow-md);
}

.step-back-button:active {
  transform: translateX(-1px) scale(0.95);
}

/* Содержимое шага */
.step-content {
  padding: var(--spacing-5);
  animation: fadeIn var(--transition-base) var(--ease-out);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Сетка опций */
.step-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-3);
}

/* Компактная сетка для большого количества опций */
.step-options.compact {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.step-options.compact .option-button {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-sm);
}

/* Кнопка опции */
.option-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--glass-btn-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-color);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
  backdrop-filter: blur(var(--glass-blur-light));
  -webkit-backdrop-filter: blur(var(--glass-blur-light));
  position: relative;
  overflow: hidden;
}

.option-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.1), rgba(var(--accent-rgb), 0.05));
  opacity: 0;
  transition: opacity var(--transition-base) var(--ease-out);
}

.option-button:hover {
  background: var(--glass-btn-bg-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.option-button:hover::before {
  opacity: 1;
}

.option-button.selected {
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.2), rgba(var(--accent-rgb), 0.1));
  border-color: var(--accent-color);
  color: var(--text-color);
  font-weight: var(--font-weight-bold);
}

.option-button.selected::before {
  opacity: 1;
}

/* Логотип бренда */
.brand-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
  border-radius: var(--border-radius-sm);
  flex-shrink: 0;
}

/* Элементы управления */
.master-filter__controls {
  display: flex;
  gap: var(--spacing-3);
  margin-top: var(--spacing-5);
  justify-content: flex-start;
}

/* Дополнительные фильтры */
.master-filter__additional {
  margin-top: var(--spacing-5);
}

.additional-filters-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-4);
  background: var(--glass-btn-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-color);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
  width: 100%;
  justify-content: space-between;
}

.additional-filters-button:hover {
  background: var(--glass-btn-bg-hover);
  border-color: var(--border-color-hover);
}

.additional-filters-button.active {
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.15), rgba(var(--accent-rgb), 0.08));
  border-color: var(--accent-color);
}

.additional-filters-icon {
  font-size: var(--font-size-lg);
}

.additional-filters-arrow {
  transition: transform var(--transition-base) var(--ease-in-out);
}

.additional-filters-arrow.rotated {
  transform: rotate(180deg);
}

.additional-filters-panel {
  margin-top: var(--spacing-4);
  padding: var(--spacing-5);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  animation: slideDown var(--transition-base) var(--ease-out);
}

.additional-filters-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-5);
}

.filter-group {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--spacing-4);
}

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

.filter-group-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-3);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--text-color);
}

.filter-icon {
  font-size: var(--font-size-lg);
}

.filter-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--spacing-2);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-base) var(--ease-out);
}

.filter-option:hover {
  background: var(--bg-tertiary);
}

.filter-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-color);
}

.filter-label {
  font-size: var(--font-size-sm);
  color: var(--text-color);
  cursor: pointer;
}

/* Кнопки управления */
.control-button {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  background: var(--glass-btn-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-color);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
  text-decoration: none;
}

.control-button:hover {
  background: var(--glass-btn-bg-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-1px);
}

.control-button--back:hover {
  background: linear-gradient(135deg, rgba(var(--info-rgb), 0.15), rgba(var(--info-rgb), 0.08));
  border-color: var(--info-color);
}

.control-button--reset:hover {
  background: linear-gradient(135deg, rgba(var(--danger-rgb), 0.15), rgba(var(--danger-rgb), 0.08));
  border-color: var(--error-color);
}

/* Состояние загрузки */
.master-filter__loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-8);
  color: var(--text-secondary);
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-top: 2px solid var(--accent-color);
  border-radius: var(--border-radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Адаптивность */
@media (max-width: 768px) {
  .master-filter {
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-6);
  }
  
  .master-filter__breadcrumbs {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-2);
  }
  
  .breadcrumbs__path {
    flex-wrap: wrap;
  }
  
  .step-options {
    grid-template-columns: 1fr;
  }
  
  .step-options.compact {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .option-button {
    padding: var(--spacing-3);
  }
  
  .step-title {
    font-size: var(--font-size-base);
  }
  
  .step-back-button {
    width: 28px;
    height: 28px;
    font-size: 16px;
  }
  
  .step-content {
    padding: var(--spacing-4);
  }
  
  .master-filter__controls {
    flex-direction: column;
  }
  
  .control-button {
    justify-content: center;
  }
  
  .filter-options {
    grid-template-columns: 1fr;
  }
  
  .additional-filters-button {
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 480px) {
  .master-filter {
    padding: var(--spacing-3);
  }
  
  .option-button {
    font-size: var(--font-size-sm);
    padding: var(--spacing-2);
  }
  
  .brand-logo {
    width: 20px;
    height: 20px;
  }
  
  .step-title {
    padding: var(--spacing-3);
    font-size: var(--font-size-sm);
  }
  
  .step-back-button {
    width: 24px;
    height: 24px;
    font-size: 14px;
  }
}

/* Анимации фокуса */
.option-button:focus,
.control-button:focus,
.additional-filters-button:focus,
.step-back-button:focus {
  outline: 2px solid var(--accent-color);
  outline-offset: 2px;
}

/* Поисковый ввод (если потребуется в будущем) */
.search-container {
  margin-bottom: var(--spacing-4);
}

.search-input {
  width: 100%;
  padding: var(--spacing-3);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  color: var(--text-color);
  font-size: var(--font-size-base);
  transition: all var(--transition-base) var(--ease-in-out);
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

.search-input::placeholder {
  color: var(--text-muted);
  font-style: italic;
}

/* Стили для светлой темы - поиск */
[data-theme="light"] .search-container {
  margin-bottom: 2rem;
  max-width: 500px;
}

[data-theme="light"] .search-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  color: rgba(0, 0, 0, 0.9);
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .search-input:focus {
  outline: none;
  border-color: var(--accent-color);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1), 0 4px 12px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .search-input::placeholder {
  color: rgba(0, 0, 0, 0.5);
  font-style: italic;
}

/* ============================================
   Catalog App Styles
   ============================================ */

/* Search Container */
.search-container {
    margin-bottom: 2rem;
    max-width: 500px;
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--text-color);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

/* Product Grid Styles */
.catalog-product-grid {
    min-height: 400px;
    width: 100%;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    width: 100%;
    justify-content: center;
}

/* Стили для фиксации размеров на десктопе */
@media (min-width: 1024px) {
    .catalog-product-grid {
        min-height: 500px;
        width: 100%;
        max-width: 1400px;
        margin: 0 auto;
        padding: 2rem;
        box-sizing: border-box;
    }
    
    .products-grid {
        min-height: 400px;
        width: 100%;
        max-width: 1400px;
        margin: 0 auto;
        box-sizing: border-box;
    }
}

/* Блок загрузки товаров */
.product-list-loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 400px;
    width: 100%;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(5px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin: 0 auto 2rem auto;
    padding: 2rem;
    grid-column: 1 / -1;
    place-self: stretch;
    box-sizing: border-box;
}

@media (min-width: 1024px) {
    .product-list-loading {
        min-height: 400px;
        width: 100%;
        max-width: none;
    }
}

.product-list-loading .loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.product-list-loading .loading-text {
    font-size: 1.125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.product-list-loading .loading-description {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Стили для светлой темы - блок загрузки товаров */
[data-theme="light"] .product-list-loading {
    color: rgba(0, 0, 0, 0.8);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .product-list-loading .loading-spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-top: 4px solid var(--accent-color);
}

[data-theme="light"] .product-list-loading .loading-text {
    color: rgba(0, 0, 0, 0.8);
}

[data-theme="light"] .product-list-loading .loading-description {
    color: rgba(0, 0, 0, 0.6);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.product-card-wrapper {
    position: relative;
}

/* No Products State */
.no-products {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 400px;
    width: 100%;
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(5px);
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin: 0 auto 2rem auto;
    padding: 2rem;
    grid-column: 1 / -1;
    place-self: stretch;
    box-sizing: border-box;
}

@media (min-width: 1024px) {
    .no-products {
        min-height: 400px;
        width: 100%;
        max-width: none;
    }
}

.no-products-icon {
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.4);
}

.no-products-message {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.no-products-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.action-button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.action-button--primary {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
    color: white;
}

.action-button--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Load More Section */
.load-more-section {
    text-align: center;
    margin: 2rem 0;
}

.load-more-button {
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0.75rem;
    color: var(--text-color);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0 auto;
}

.load-more-button:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.load-more-count {
    opacity: 0.7;
    font-size: 0.875rem;
}

/* Loading Section */
.loading-section {
    text-align: center;
    padding: 2rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

/* End of Results */
.end-of-results {
    text-align: center;
    padding: 2rem;
    color: rgba(255, 255, 255, 0.6);
}

.end-of-results-icon {
    margin-bottom: 1rem;
    opacity: 0.5;
}

.end-of-results-text {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.end-of-results-count {
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Product Card Enhancements */
.product-card__sku {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.product-card__badges {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.product-card__badge {
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.product-card__badge--new {
    background: linear-gradient(135deg, #10B981, #059669);
    color: white;
}

.product-card__badge--sale {
    background: linear-gradient(135deg, #F59E0B, #D97706);
    color: white;
}

.product-card__offers {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.product-card__offers-icon {
    font-size: 1rem;
}

.product-card__sizes {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.size-badge {
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.size-badge.available {
    background: rgba(16, 185, 129, 0.2);
    color: #10B981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.size-badge.unavailable {
    background: rgba(239, 68, 68, 0.2);
    color: #EF4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.product-card__soldout {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.25rem;
    border-radius: 0.75rem;
    z-index: 10;
}

/* Responsive Design for Search and Product Grid */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .load-more-button {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .no-products {
        padding: 2rem 1rem;
    }
    
    .search-input {
        padding: 0.625rem 0.875rem;
        font-size: 0.875rem;
    }
}

/* Стили для светлой темы - no products */
[data-theme="light"] .no-products {
  color: rgba(0, 0, 0, 0.8);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .no-products-icon {
  color: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .no-products-message {
  color: rgba(0, 0, 0, 0.8);
}

/* ========================================
   СТИЛИ ДЛЯ ИНДИКАТОРОВ ЗАГРУЗКИ ФИЛЬТРОВ
   ======================================== */

/* Индикатор загрузки в заголовке фильтра */
.filter-loading-indicator {
  display: inline-block;
  margin-left: 0.5rem;
  color: var(--accent);
  font-size: 0.9rem;
  animation: spin 1s linear infinite;
}

/* Состояние загрузки фильтра */
.filter-loading-state {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: rgba(var(--accent-rgb), 0.05);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(var(--accent-rgb), 0.1);
}

.filter-loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(var(--accent-rgb), 0.3);
  border-top: 2px solid var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Пустое состояние фильтра */
.filter-empty-state {
  padding: 1rem;
  color: var(--text-tertiary);
  font-size: 0.9rem;
  text-align: center;
  background: rgba(var(--text-rgb), 0.03);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(var(--text-rgb), 0.08);
}

/* Анимация вращения */
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Адаптивность для мобильных устройств */
@media (max-width: 768px) {
  .filter-loading-state {
    padding: 0.75rem;
    font-size: 0.85rem;
  }
  
  .filter-empty-state {
    padding: 0.75rem;
    font-size: 0.85rem;
  }
  
  .filter-loading-indicator {
    font-size: 0.8rem;
  }
}