body {
        background: #f8f9fa;
        font-family: 'Amazon Ember', Arial, sans-serif;
    }
    
    .catalog-page {
        background: #fff;
        padding-bottom: 60px;
    }
    
    .breadcrumb-section {
        background: #232f3e;
        padding: 12px 0;
        color: #fff;
    }
    
    .breadcrumb-nav {
        font-size: 13px;
        color: #fff;
    }
    
    .breadcrumb-nav a {
        color: #febd69;
        text-decoration: none;
        transition: color 0.2s;
    }
    
    .breadcrumb-nav a:hover {
        color: #fff;
        text-decoration: underline;
    }
    
    .product-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        padding: 40px 0;
        color: #fff;
        margin-bottom: 40px;
    }
    
    .product-badge {
        display: inline-block;
        background: rgba(255,255,255,0.2);
        padding: 8px 16px;
        border-radius: 20px;
        font-size: 13px;
        font-weight: 600;
        margin-bottom: 15px;
    }
    
    .product-header h1 {
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 10px;
    }
    
    .product-header p {
        font-size: 1.2rem;
        opacity: 0.95;
    }
    
    .product-main {
        background: #fff;
        padding: 40px 0;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        border-radius: 12px;
        margin-top: -30px;
        position: relative;
        z-index: 10;
    }
    
    .section-title {
        font-size: 1.2rem;
        font-weight: 700;
        color: #232f3e;
        margin-bottom: 25px;
        padding-bottom: 10px;
        border-bottom: 3px solid #667eea;
        display: inline-block;
    }

    .product-image-section {
        position: sticky;
        top: 20px;
    }
    
    .main-image {
        border: 1px solid #e0e0e0;
        padding: 30px;
        text-align: center;
        background: #fff;
        margin-bottom: 15px;
        border-radius: 8px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.08);
        transition: box-shadow 0.3s ease;
    }
    
    .main-image:hover {
        box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    }
    
    .main-image img {
        max-width: 100%;
        max-height: 450px;
        object-fit: contain;
        transition: transform 0.3s ease;
    }
    
    .main-image img:hover {
        transform: scale(1.08);
    }
    
    .image-thumbnails {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .thumbnail-item {
        width: 70px;
        height: 70px;
        border: 2px solid #e0e0e0;
        border-radius: 6px;
        overflow: hidden;
        cursor: pointer;
        transition: all 0.3s ease;
        background: #fff;
    }
    
    .thumbnail-item:hover {
        border-color: #667eea;
        box-shadow: 0 3px 10px rgba(102, 126, 234, 0.3);
        transform: translateY(-2px);
    }
    
    .thumbnail-item.active {
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
    }
    
    .thumbnail-item img {
        width: 100%;
        height: 100%;
        object-fit: contain;
        padding: 3px;
    }
    
    .product-title {
        font-size: 18px;
        line-height: 38px;
        font-weight: 600;
        color: #232f3e;
        margin-bottom: 15px;
    }
    
    .price-badge {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: #fff;
        padding: 20px;
        border-radius: 10px;
        margin: 20px 0;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    }
    
    .price-whole {
        font-size: 36px;
        font-weight: 700;
        color: #fff;
    }
    
    .mrp-section {
        font-size: 14px;
        opacity: 0.9;
        margin-top: 5px;
    }
    
    .divider {
        border-top: 1px solid #e7e7e7;
        margin: 20px 0;
    }
    
    .feature-bullets ul {
        padding-left: 0;
        list-style: none;
    }
    
    .feature-bullets li {
        margin-bottom: 12px;
        font-size: 15px;
        line-height: 24px;
        color: #232f3e;
        padding-left: 30px;
        position: relative;
    }
    
    .feature-bullets li:before {
        content: \"\\f00c\";
        font-family: \"Font Awesome 6 Free\";
        font-weight: 900;
        position: absolute;
        left: 0;
        color: #667eea;
        font-size: 16px;
    }
    
    .benefits-section {
        background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
        padding: 40px;
        border-radius: 12px;
        margin: 40px 0;
    }
    
    .benefit-card {
        background: #fff;
        padding: 25px;
        border-radius: 10px;
        height: 100%;
        box-shadow: 0 3px 12px rgba(0,0,0,0.08);
        transition: all 0.3s ease;
        border-left: 4px solid #667eea;
    }
    
    .benefit-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    }
    
    .benefit-icon {
        width: 50px;
        height: 50px;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 22px;
        margin-bottom: 15px;
    }
    
    .benefit-card h5 {
        font-weight: 600;
        color: #232f3e;
        margin-bottom: 10px;
    }
    
    .buy-box {
        border: 2px solid #e0e0e0;
        border-radius: 12px;
        padding: 25px;
        background: #fff;
        position: sticky;
        top: 20px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        transition: box-shadow 0.3s ease;
    }
    
    .buy-box:hover {
        box-shadow: 0 6px 20px rgba(0,0,0,0.15);
    }
    
    .buy-box-price {
        font-size: 32px;
        line-height: 42px;
        color: #667eea;
        font-weight: 700;
        margin-bottom: 15px;
    }
    
    .delivery-badge {
        background: #e8f5e9;
        color: #2e7d32;
        padding: 10px 15px;
        border-radius: 8px;
        font-size: 14px;
        font-weight: 600;
        margin: 15px 0;
    }
    
    .stock-badge {
        background: #e8f5e9;
        color: #2e7d32;
        padding: 8px 15px;
        border-radius: 6px;
        font-size: 16px;
        font-weight: 600;
        display: inline-block;
        margin: 10px 0;
    }
    
    .quantity-select select {
        padding: 10px 12px;
        border: 2px solid #e0e0e0;
        border-radius: 8px;
        background: #fff;
        font-size: 14px;
        cursor: pointer;
        width: 100%;
        transition: border-color 0.2s;
    }
    
    .quantity-select select:focus {
        outline: none;
        border-color: #667eea;
    }
    
    .add-to-cart-btn {
        width: 100%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        border: none;
        border-radius: 10px;
        padding: 15px;
        font-size: 16px;
        font-weight: 600;
        color: #fff;
        cursor: pointer;
        margin-bottom: 12px;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    }
    
    .add-to-cart-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    }
    
    .buy-now-btn {
        width: 100%;
        background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        border: none;
        border-radius: 10px;
        padding: 15px;
        font-size: 16px;
        font-weight: 600;
        color: #fff;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(245, 87, 108, 0.3);
    }
    
    .buy-now-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(245, 87, 108, 0.4);
    }
    
    .secure-badge {
        text-align: center;
        margin-top: 15px;
        color: #666;
        font-size: 13px;
    }
    
    .secure-badge i {
        color: #2e7d32;
        margin-right: 5px;
    }
    
    .tab-section {
        margin-top: 50px;
        background: #fff;
        border-radius: 12px;
        padding: 30px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    }
    
    .nav-tabs {
        border-bottom: 2px solid #e0e0e0;
        margin-bottom: 30px;
    }
    
    .nav-tabs .nav-link {
        color: #666;
        background: transparent;
        border: none;
        padding: 15px 25px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s;
    }
    
    .nav-tabs .nav-link:hover {
        color: #667eea;
    }
    
    .nav-tabs .nav-link.active {
        color: #667eea;
        border-bottom: 3px solid #667eea;
        background: transparent;
    }
    
    .tab-content {
        padding: 20px 0;
    }
    
    .tab-pane {
        animation: fadeIn 0.5s ease-in;
    }
    
    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(15px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .description-text {
        font-size: 15px;
        line-height: 28px;
        color: #333;
    }
    
    .faq-item {
        background: #f8f9fa;
        border-radius: 8px;
        padding: 20px;
        margin-bottom: 15px;
        transition: all 0.3s;
    }
    
    .faq-item:hover {
        box-shadow: 0 3px 12px rgba(0,0,0,0.08);
    }
    
    .faq-question {
        font-weight: 700;
        font-size: 16px;
        color: #232f3e;
        margin-bottom: 0;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        transition: color 0.2s ease;
    }
    
    .faq-question:hover {
        color: #667eea;
    }
    
    .faq-question i {
        transition: transform 0.3s ease;
        color: #667eea;
    }
    
    .faq-answer {
        font-size: 15px;
        color: #666;
        line-height: 26px;
        display: none;
        padding-top: 15px;
        margin-top: 15px;
        border-top: 1px solid #e0e0e0;
    }
    
    .faq-answer.show {
        display: block;
    }
    
    @media (max-width: 768px) {
        .product-header h1 {
            font-size: 1.8rem;
        }
        .product-title {
            font-size: 22px;
            line-height: 30px;
        }
        .buy-box {
            position: static;
            margin-top: 30px;
        }
        .main-image {
            padding: 15px;
        }
        .section-title {
            font-size: 1.4rem;
        }
    }