fix(catalog): filter UX and tablet layout

src/app/facades/platform/search.facade.ts

@@ -83,6 +83,36 @@ export class SearchFacade {
     const categories = this.collectUnique(products.map(product => String(product.categoryID)).filter(Boolean));
     const subcategories = this.collectUnique(products.map(product => product.subcategoryId ?? '').filter(Boolean));
     const attributes = this.collectUnique(products.flatMap(product => (product.descriptionFields ?? []).map(field => field.key)));
+    const availabilityCounts = products.reduce<Record<string, number>>((acc, product) => {
+      const key = product.remainings === 'out'
+        ? 'out-of-stock'
+        : product.remainings === 'low'
+          ? 'low-stock'
+          : 'in-stock';
+      acc[key] = (acc[key] ?? 0) + 1;
+      return acc;
+    }, {});
+    const availabilityBase = [
+      { id: 'in-stock', label: this.translate.t('catalog.filterInStock'), value: 'in-stock', availability: 'in-stock' as const },
+      { id: 'low-stock', label: this.translate.t('catalog.filterLowStock'), value: 'low-stock', availability: 'low-stock' as const },
+      { id: 'out-of-stock', label: this.translate.t('catalog.filterOutOfStock'), value: 'out-of-stock', availability: 'out-of-stock' as const },
+    ];
+    const availabilityOptions = availabilityBase
+      .filter(option => (availabilityCounts[option.value] ?? 0) > 0)
+      .map(option => ({ ...option, count: availabilityCounts[option.value] }));
+    const ratingOptions = this.collectUnique(
+      products
+        .map(product => String(Math.max(1, Math.min(5, Math.floor(product.rating || 0)))))
+        .filter(value => Number(value) > 0)
+    )
+      .map(value => Number(value))
+      .sort((a, b) => b - a)
+      .map(value => ({
+        id: `rating-${value}`,
+        label: this.translate.t('catalog.filterStars', { count: value }),
+        value: String(value),
+        rating: value,
+      }));
 
     const groups: FilterGroup[] = [
       {
@@ -99,23 +129,14 @@ export class SearchFacade {
         id: 'availability',
         label: this.translate.t('catalog.filterAvailability'),
         type: 'availability',
-        options: [
+        options: availabilityOptions,
-          { id: 'in-stock', label: this.translate.t('catalog.filterInStock'), value: 'in-stock', availability: 'in-stock' },
-          { id: 'low-stock', label: this.translate.t('catalog.filterLowStock'), value: 'low-stock', availability: 'low-stock' },
-          { id: 'out-of-stock', label: this.translate.t('catalog.filterOutOfStock'), value: 'out-of-stock', availability: 'out-of-stock' },
-        ],
         enabled: enabled.has('availability'),
       },
       {
         id: 'rating',
         label: this.translate.t('catalog.filterRating'),
         type: 'rating',
-        options: [5, 4, 3, 2, 1].map(value => ({
+        options: ratingOptions,
-          id: `rating-${value}`,
-          label: this.translate.t('catalog.filterStars', { count: value }),
-          value: String(value),
-          rating: value,
-        })),
         enabled: enabled.has('rating'),
       },
       {
@@ -403,7 +424,12 @@ export class SearchFacade {
   }
 
   private toColorHex(value: string): string {
-    const normalized = value.toLowerCase();
+    const normalized = value.trim().toLowerCase();
+
+    if (/^#([0-9a-f]{3}|[0-9a-f]{6})$/i.test(normalized)) {
+      return normalized;
+    }
+
     const palette: Record<string, string> = {
       black: '#111111',
       white: '#ffffff',
@@ -418,8 +444,27 @@ export class SearchFacade {
       grey: '#6b7280',
       brown: '#92400e',
       beige: '#d6c6a8',
+      navy: '#1e3a8a',
+      cyan: '#06b6d4',
+      teal: '#0d9488',
+      lime: '#65a30d',
+      olive: '#4d7c0f',
+      maroon: '#7f1d1d',
+      silver: '#94a3b8',
+      gold: '#eab308',
     };
 
-    return palette[normalized] ?? '#94a3b8';
+    if (palette[normalized]) {
+      return palette[normalized];
+    }
+
+    const tokens = normalized.split(/[\s,\-/]+/).filter(Boolean);
+    for (const token of tokens) {
+      if (palette[token]) {
+        return palette[token];
+      }
+    }
+
+    return '#94a3b8';
   }
 }

src/app/features/website/catalog/components/filters-panel/filters-panel.component.html

@@ -4,7 +4,7 @@
   </div>
 
   @for (filter of definitions; track filter.id) {
-    @if (filter.enabled) {
+    @if (shouldRenderFilter(filter)) {
       <section class="filter-group">
         <button
           type="button"

src/app/features/website/catalog/components/filters-panel/filters-panel.component.ts

@@ -30,6 +30,24 @@ export class CatalogFiltersPanelComponent {
     return this.collapsed()[filterId] ?? false;
   }
 
+  shouldRenderFilter(filter: FilterGroup): boolean {
+    if (!filter.enabled) {
+      return false;
+    }
+
+    if (filter.type === 'range' || filter.type === 'slider') {
+      const min = Number(filter.min ?? 0);
+      const max = Number(filter.max ?? 0);
+      return Number.isFinite(min) && Number.isFinite(max) && min < max;
+    }
+
+    if (filter.type === 'toggle') {
+      return true;
+    }
+
+    return (filter.options?.length ?? 0) > 1;
+  }
+
   isSelected(filterId: string, optionValue: string): boolean {
     return (this.state.values[filterId] ?? []).includes(optionValue);
   }

src/app/features/website/catalog/containers/catalog-container.component.scss

@@ -84,6 +84,13 @@
   gap: 24px;
 }
 
+@media (max-width: 1024px) {
+  .catalog-products-section {
+    grid-template-columns: minmax(0, 1fr);
+    gap: 16px;
+  }
+}
+
 .catalog-left-panel {
   position: sticky;
   top: 16px;

src/app/features/website/catalog/containers/catalog-container.component.ts

@@ -120,6 +120,7 @@ export class CatalogContainerComponent {
   private dataSubscription?: Subscription;
   private readonly backendFetchSize = 200;
   private pendingScrollY: number | null = null;
+  private restoringScrollFromUrlSync = false;
   private syncingUrl = false;
 
   constructor() {
@@ -522,14 +523,14 @@ export class CatalogContainerComponent {
   layoutLabelKey(layout: CatalogLayoutMode): string {
     switch (layout) {
       case 'grid':
-        return 'catalog.layout.grid';
+        return 'catalog.layoutGrid';
       case 'large-grid':
-        return 'catalog.layout.largeGrid';
+        return 'catalog.layoutLargeGrid';
       case 'compact-grid':
-        return 'catalog.layout.compactGrid';
+        return 'catalog.layoutCompactGrid';
       case 'list':
       default:
-        return 'catalog.layout.list';
+        return 'catalog.layoutList';
     }
   }
 
@@ -691,12 +692,23 @@ export class CatalogContainerComponent {
 
   private syncUrlFromState(): void {
     const queryParams = this.searchFacade.toQueryParams(this.toSearchState());
+    const scrollY = typeof window !== 'undefined' ? window.scrollY : null;
+
     this.syncingUrl = true;
     void this.router.navigate([], {
       relativeTo: this.route,
       queryParams,
       replaceUrl: true,
     }).finally(() => {
+      if (scrollY != null && typeof window !== 'undefined') {
+        this.restoringScrollFromUrlSync = true;
+        const target = Math.max(0, scrollY);
+        requestAnimationFrame(() => {
+          window.scrollTo({ top: target, behavior: 'auto' });
+          this.restoringScrollFromUrlSync = false;
+        });
+      }
+
       this.syncingUrl = false;
     });
   }

src/app/i18n/en.ts

@@ -174,6 +174,8 @@ export const en: Translations = {
     removeSavedSearch: 'Remove saved search',
     resetFilters: 'Reset',
     filtersTitle: 'Filters',
+    from: 'From',
+    to: 'To',
     minValue: 'Min {{value}}',
     maxValue: 'Max {{value}}',
     enabled: 'Enabled',

src/app/i18n/hy.ts

@@ -174,6 +174,8 @@ export const hy: Translations = {
     removeSavedSearch: 'Ջնջել պահպանված որոնումը',
     resetFilters: 'Վերակայել',
     filtersTitle: 'Ֆիլտրեր',
+    from: 'Սկսած',
+    to: 'Մինչև',
     minValue: 'Նվազ. {{value}}',
     maxValue: 'Առավել. {{value}}',
     enabled: 'Միացված',

src/app/i18n/ru.ts

@@ -174,6 +174,8 @@ export const ru: Translations = {
     removeSavedSearch: 'Удалить сохраненный поиск',
     resetFilters: 'Сбросить',
     filtersTitle: 'Фильтры',
+    from: 'От',
+    to: 'До',
     minValue: 'От {{value}}',
     maxValue: 'До {{value}}',
     enabled: 'Включено',

src/app/i18n/translations.ts

@@ -172,6 +172,8 @@ export interface Translations {
     removeSavedSearch: string;
     resetFilters: string;
     filtersTitle: string;
+    from: string;
+    to: string;
     minValue: string;
     maxValue: string;
     enabled: string;