/* Main container */
        .product-page-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        /* Modern Grid Layout */
        .product-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        /* Image Gallery - Modern Design */
        .image-gallery-modern {
            background: white;
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
            border: 1px solid #f0f0f0;
        }

        .main-image-container {
            text-align: center;
            margin-bottom: 25px;
        }

        .main-image {
            max-width: 100%;
            max-height: 450px;
            object-fit: contain;
            border-radius: 15px;
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 20px;
        }

        .thumbnail-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
        }

        .thumbnail {
            width: 100%;
            height: 120px;
            object-fit: cover;
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
            border: 2px solid transparent;
            background: #f8f9fa;
            padding: 10px;
        }

        .thumbnail:hover,
        .thumbnail.active {
            border-color: #667eea;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.2);
        }

        /* Product Info - Modern Design */
        .product-info-modern {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
            border: 1px solid #f0f0f0;
            height: fit-content;
        }

        .product-title {
            font-size: 2.2em;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .product-price-section {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 30px;
            padding: 20px;
            background: linear-gradient(135deg, #667eea0d 0%, #764ba20d 100%);
            border-radius: 15px;
            border-left: 4px solid #667eea;
        }

        .current-price {
            font-size: 2em;
            font-weight: 700;
            color: #e74c3c;
        }

        .original-price {
            font-size: 1.3em;
            color: #95a5a6;
            text-decoration: line-through;
            font-weight: 500;
        }

        .discount-badge {
            background: #e74c3c;
            color: white;
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 0.9em;
            font-weight: 600;
        }

        /* Action Buttons */
        .action-buttons {
            display: flex;
            gap: 15px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
            color: white;
            border: none;
            padding: 18px 35px;
            border-radius: 12px;
            font-size: 1.1em;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 10px;
            box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: #667eea;
            border: 2px solid #667eea;
            padding: 16px 30px;
            border-radius: 12px;
            font-size: 1.1em;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-secondary:hover {
            background: #667eea;
            color: white;
            transform: translateY(-2px);
        }

        /* Features List */
        .product-features {
            margin-top: 30px;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px 0;
            border-bottom: 1px solid #ecf0f1;
        }

        .feature-item:last-child {
            border-bottom: none;
        }

        .feature-icon {
            width: 45px;
            height: 45px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2em;
        }

        .feature-text {
            font-size: 1em;
            color: #2c3e50;
            font-weight: 500;
        }

        /* Description Section */
        .description-section {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
            border: 1px solid #f0f0f0;
            margin-top: 30px;
        }

        .section-title {
            font-size: 1.8em;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 25px;
            text-align: center;
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 2px;
        }

        .description-content {
            font-size: 1.1em;
            line-height: 1.8;
            color: #5a6c7d;
        }

        .highlight-list {
            list-style: none;
            padding: 0;
            margin: 25px 0;
        }

        .highlight-list li {
            padding: 12px 0;
            padding-left: 30px;
            position: relative;
            font-size: 1.1em;
            color: #2c3e50;
            border-bottom: 1px solid #f8f9fa;
        }

        .highlight-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 20px;
            height: 20px;
            background: #28a745;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9em;
            font-weight: bold;
        }

        .highlight-list li.highlight-red::before {
            background: #e74c3c;
        }

        /* Breadcrumb styling */
        .breadcrumb-bar {
            background: #f8f9fa;
            padding: 20px 0;
            border-bottom: 1px solid #e9ecef;
            margin-bottom: 40px;
        }

        .breadcrumb-nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            font-size: 0.95em;
        }

        .breadcrumb-nav a {
            color: #667eea;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .breadcrumb-nav a:hover {
            color: #5a67d8;
        }

        .breadcrumb-nav .divider {
            margin: 0 12px;
            color: #bdc3c7;
        }

        .breadcrumb-nav .current {
            color: #7f8c8d;
            font-weight: 600;
        }

        /* Mobile Responsive Styles */
        @media (max-width: 968px) {
            .product-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            
            .product-info-modern {
                padding: 30px;
            }
            
            .product-title {
                font-size: 1.8em;
            }
            
            .current-price {
                font-size: 1.6em;
            }
        }

        @media (max-width: 768px) {
            .product-page-container {
                padding: 15px;
            }
            
            .image-gallery-modern,
            .product-info-modern,
            .description-section {
                padding: 25px;
                border-radius: 15px;
            }
            
            .product-title {
                font-size: 1.6em;
            }
            
            .action-buttons {
                flex-direction: column;
            }
            
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                padding: 16px 25px;
            }
            
            .thumbnail-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 480px) {
            .product-page-container {
                padding: 10px;
            }
            
            .image-gallery-modern,
            .product-info-modern,
            .description-section {
                padding: 20px;
                border-radius: 12px;
            }
            
            .product-title {
                font-size: 1.4em;
            }
            
            .current-price {
                font-size: 1.4em;
            }
            
            .product-price-section {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            
            .thumbnail {
                height: 100px;
            }
            
            .feature-item {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
        }
        .variant-selector { margin: 20px 0; }
        .attribute-group { margin-bottom: 15px; }
        .attribute-group label { font-weight: bold; display: block; margin-bottom: 5px; }
        .attribute-options { display: flex; gap: 10px; flex-wrap: wrap; }
        .attribute-option { 
            padding: 8px 15px; 
            border: 2px solid #ddd; 
            border-radius: 5px; 
            cursor: pointer;
            background: white;
        }
        .attribute-option.selected { 
            border-color: #007bff; 
            background: #007bff; 
            color: white;
        }
        .attribute-option.disabled { 
            opacity: 0.5; 
            cursor: not-allowed; 
        }
        .price-section {
            margin: 20px 0;
            padding: 15px;
            background: #f8f9fa;
            border-radius: 8px;
            border: 1px solid #e9ecef;
        }
        .current-price {
            color: #28a745;
            font-size: 24px;
            font-weight: bold;
        }
        .original-price {
            text-decoration: line-through;
            color: #6c757d;
            font-size: 18px;
            margin-left: 10px;
        }
        .discount-badge {
            background: #dc3545;
            color: white;
            padding: 2px 8px;
            border-radius: 3px;
            font-size: 14px;
            margin-left: 10px;
        }
        .add-to-cart-btn { 
            background: #28a745; 
            color: white; 
            padding: 12px 30px; 
            border: none; 
            border-radius: 5px; 
            font-size: 16px; 
            cursor: pointer;
        }
        .add-to-cart-btn:disabled { 
            background: #6c757d; 
            cursor: not-allowed;
        }
        .stock-info { margin: 10px 0; color: #6c757d; }
        .alert {
            padding: 12px;
            margin: 10px 0;
            border-radius: 5px;
            font-weight: bold;
        }
        .alert-success {
            background: #d4edda;
            color: #155724;
            border: 1px solid #c3e6cb;
        }
        .alert-error {
            background: #f8d7da;
            color: #721c24;
            border: 1px solid #f5c6cb;
        }
        
        /* Image Gallery Styles */
        .image-gallery-modern {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .main-image-container {
            width: 100%;
            height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #f8f9fa;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid #e9ecef;
        }
        .main-image-container img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
        }
        .thumbnail-container {
            display: flex;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .thumbnail {
            width: 80px;
            height: 80px;
            border: 2px solid #e9ecef;
            border-radius: 5px;
            overflow: hidden;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .thumbnail:hover {
            border-color: #007bff;
        }
        .thumbnail.active {
            border-color: #007bff;
            border-width: 3px;
        }
        .thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        /* Product Layout */
        .product-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        
        @media (max-width: 768px) {
            .product-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .main-image-container {
                height: 300px;
            }
        }