/* =====================
           استایل لودینگ حرفه‌ای 2025
        ====================== */
        .skeleton-loader {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 16px;
        }

        .skeleton-card {
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 10px rgba(0,0,0,0.08);
            height: 320px;
            position: relative;
            overflow: hidden;
        }

        .skeleton-image {
            width: 100%;
            height: 180px;
            background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
            background-size: 200% 100%;
            animation: loading 1.5s infinite;
        }

        .skeleton-content {
            padding: 16px;
        }

        .skeleton-line {
            height: 12px;
            margin-bottom: 8px;
            border-radius: 6px;
            background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
            background-size: 200% 100%;
            animation: loading 1.5s infinite;
        }

        .skeleton-line.short {
            width: 60%;
        }

        .skeleton-line.medium {
            width: 80%;
        }

        @keyframes loading {
            0% {
                background-position: 200% 0;
            }
            100% {
                background-position: -200% 0;
            }
        }

        /* =====================
           گرید محصولات
        ====================== */
        .products-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            padding: 16px;
            opacity: 0;
            transition: opacity 0.5s ease-in-out;
        }

        .products-grid.loaded {
            opacity: 1;
        }

        .products-grid x-product-card {
            display: block;
            width: 100%;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 10px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .products-grid x-product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }

        /* =====================
           هدر تگ
        ====================== */
        .tag-header {
            text-align: center;
            padding: 40px 20px;
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            border-radius: 16px;
            margin: 20px;
        }

        .tag-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #334155;
            margin-bottom: 16px;
        }

        .tag-description {
            font-size: 1.1rem;
            color: #64748b;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        /* =====================
           پیام خالی - طراحی حرفه‌ای و شیک
        ====================== */
        .no-results-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 60vh;
            padding: 40px 20px;
            text-align: center;
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            border-radius: 16px;
            margin: 20px;
        }

        .no-results-icon {
            width: 250px;
            height: 250px;
            margin-bottom: 30px;
            opacity: 0.9;
            object-fit: contain;
        }

        .no-results-title {
            font-size: 2rem;
            font-weight: 700;
            color: #334155;
            margin-bottom: 16px;
        }

        .no-results-message {
            font-size: 1.1rem;
            color: #64748b;
            margin-bottom: 32px;
            max-width: 500px;
            line-height: 1.6;
        }

        .no-results-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .no-results-button {
            padding: 12px 24px;
            border-radius: 8px;
            font-weight: 500;
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .no-results-button.primary {
            background-color: #3b82f6;
            color: white;
            border: 1px solid #3b82f6;
        }

        .no-results-button.primary:hover {
            background-color: #2563eb;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
        }

        .no-results-button.secondary {
            background-color: transparent;
            color: #64748b;
            border: 1px solid #e2e8f0;
        }

        .no-results-button.secondary:hover {
            background-color: #f8fafc;
            color: #334155;
            transform: translateY(-2px);
        }

        /* =====================
           صفحه‌بندی حرفه‌ای
        ====================== */
        .pagination-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            margin: 40px 0;
            width: 100%;
        }

        .pagination-info {
            margin-bottom: 16px;
            font-size: 0.9rem;
            color: #64748b;
        }

        .pagination {
            display: flex;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .pagination-item {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .pagination-link,
        .pagination-disabled,
        .pagination-active {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            text-decoration: none;
            transition: all 0.2s ease;
            border: 1px solid #e2e8f0;
        }

        .pagination-link {
            color: #475569;
            background-color: #ffffff;
            cursor: pointer;
        }

        .pagination-link:hover {
            background-color: #f1f5f9;
            border-color: #cbd5e1;
            color: #334155;
            transform: translateY(-1px);
        }

        .pagination-active {
            background-color: #3b82f6;
            color: #ffffff;
            border-color: #3b82f6;
            box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.2);
        }

        .pagination-disabled {
            color: #94a3b8;
            background-color: #f8fafc;
            cursor: not-allowed;
        }

        .pagination-ellipsis {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 8px;
            color: #64748b;
        }

        /* =====================
           ریسپانسیو حرفه‌ای
        ====================== */
        @media screen and (max-width: 1200px) {
            .skeleton-loader,
            .products-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
        }

        @media screen and (max-width: 992px) {
            .skeleton-loader,
            .products-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .tag-title {
                font-size: 2rem;
            }
        }

        @media screen and (max-width: 768px) {
            .tag-title {
                font-size: 1.75rem;
            }

            .tag-description {
                font-size: 1rem;
            }

            .no-results-icon {
                width: 200px;
                height: 200px;
            }

            .no-results-title {
                font-size: 1.75rem;
            }

            .no-results-message {
                font-size: 1rem;
            }

            .pagination-link,
            .pagination-disabled,
            .pagination-active {
                min-width: 36px;
                height: 36px;
                padding: 0 8px;
                font-size: 0.9rem;
            }
        }

        @media screen and (max-width: 576px) {
            .skeleton-loader,
            .products-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .tag-header {
                padding: 30px 15px;
            }

            .no-results-icon {
                width: 150px;
                height: 150px;
            }

            .no-results-actions {
                flex-direction: column;
                width: 100%;
                max-width: 280px;
            }

            .no-results-button {
                width: 100%;
                justify-content: center;
            }
        }

        @media screen and (max-width: 400px) {
            .skeleton-loader,
            .products-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
        }