.product-catalog-2 * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        list-style: none;
        text-decoration: none;
        font-family: Arial, sans-serif;
    }

    .product-catalog-2 {
        width: 100%;
        background-color: #ffffff;
    }
    
    .product-catalog-2 .page-container {
        max-width: 1440px;
        width: 100%;
        margin: 0 auto;
        overflow: visible;
        position: relative;
        padding: 0 20px;
    }

    .product-catalog-2 .nav-wrapper {
        width: 100%;
        height: 40px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: center;
        padding-top: 20px;
    }

    .product-catalog-2 .nav-options {
        display: flex;
        gap: 18px;
        flex-wrap: nowrap;
    }

    .product-catalog-2 .nav-option {
        height: 40px;
        padding: 0 30px;
        border-radius: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        cursor: pointer;
        transition: background-color 0.2s ease;
        white-space: nowrap;
    }

    .product-catalog-2 .nav-option.normal {
        background-color: #eeeff3;
        color: #262626;
    }

    .product-catalog-2 .nav-option.normal:hover {
        background-color: #f8f9fd;
    }

    .product-catalog-2 .nav-option.active {
        background-color: #262626;
        color: #ffffff;
    }

    .product-catalog-2 .products-wrapper {
        width: 100%;
        margin: 35px auto 0;
        padding-bottom: 40px;
    }

    .product-catalog-2 .product-grid {
        display: grid;
        grid-template-columns: repeat(3, 386px);
        gap: 23px 21px;
        margin-bottom: 60px;
        justify-content: center;
    }

    .product-catalog-2 .product-card {
        width: 100%;
        max-width: 386px;
        min-height: 542px;
        height: auto;
        background-color: #f8f9fd;
        border-radius: 30px;
        display: flex;
        flex-direction: column;
        align-items: center;
        cursor: pointer;
        overflow: hidden;
        border: 1px solid #e0e0e0;
        position: relative;
        padding: 20px 20px 0;
    }

    .product-catalog-2 .product-click-area {
        width: 100%;
        max-width: 310px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
    }

    .product-catalog-2 .product-title {
        width: 100%;
        max-width: 310px;
        height: 54px;
        margin-top: 10px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: #262626;
        text-align: center;
    }

    .product-catalog-2 .product-title .main {
        font-size: 24px;
        font-weight: bold;
        margin-bottom: 4px;
    }

    .product-catalog-2 .product-title .sub {
        font-size: 16px;
        color: #666;
    }

    .product-catalog-2 .product-image {
        width: 100%;
        max-width: 280px;
        min-height: 340px;
        height: auto;
        margin-top: 20px;
        background-color: #F8F9FD;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        transition: all 0.3s ease;
        padding: 20px;
        position: relative;
    }

    .product-catalog-2 .product-image img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
        transition: transform 0.3s ease;
    }

    .product-catalog-2 .product-image:hover img {
        transform: scale(1.05);
    }

    .product-catalog-2 .option-subdesc {
        position: absolute;
        bottom: 10px;
        left: 0;
        right: 0;
        text-align: center;
        font-size: 12px;
        color: #666;
        background-color: rgba(255, 255, 255, 0.8);
        padding: 4px 8px;
        border-radius: 4px;
    }

    .product-catalog-2 .product-specs {
        width: 100%;
        text-align: center;
        margin: 28px 0 10px;
        font-size: 14px;
        color: #262626;
        user-select: text;
    }

    .product-catalog-2 .product-actions {
        width: 100%;
        max-width: 310px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-top: 10px;
        margin-bottom: 12px;
        flex-wrap: nowrap;
    }

    .product-catalog-2 .tab-buttons {
        display: flex;
        gap: 8px;
        align-items: center;
        flex-wrap: nowrap;
    }

    .product-catalog-2 .tab-btn {
        height: 32px;
        padding: 0 16px;
        border-radius: 16px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        cursor: pointer;
        transition: background-color 0.2s ease;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .product-catalog-2 .tab-btn.active {
        background-color: #262626;
        color: #ffffff;
    }

    .product-catalog-2 .tab-btn.normal {
        background-color: #eeeff3;
        color: #262626;
    }

    .product-catalog-2 .tab-btn.normal:hover {
        background-color: #d0d5e0;
        color: #000000;
    }

    .product-catalog-2 .quick-add-btn {
        height: 32px;
        padding: 0 16px;
        border-radius: 16px;
        background-color: #262626;
        color: #ffffff;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        cursor: pointer;
        transition: background-color 0.2s ease;
        white-space: nowrap;
        flex-shrink: 0;
        border: none;
        outline: none;
    }

    .product-catalog-2 .quick-add-btn:hover {
        background-color: #333333;
    }

    .product-catalog-2 .view-all-btn {
        display: block;
        width: 180px;
        height: 48px;
        line-height: 48px;
        margin: 0 auto 60px;
        border: 2px solid #262626;
        border-radius: 24px;
        background-color: #ffffff;
        color: #262626;
        text-align: center;
        font-family: "阿里巴巴普惠体 65";
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        text-decoration: none;
    }

    .product-catalog-2 .view-all-btn:hover {
        background-color: #262626;
        color: #ffffff;
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .product-catalog-2 {
        width: 100%;
        float: none;
        clear: both;
        margin: 0;
        padding: 0;
    }

    @media (max-width: 1200px) {
        .product-catalog-2 .page-container {
            width: 100%;
            padding: 0 20px;
        }
        
        .product-catalog-2 .product-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        
        .product-catalog-2 .product-card {
            max-width: none;
            min-height: 480px;
        }
        
        .product-catalog-2 .product-image {
            max-width: 240px;
            min-height: 280px;
        }
    }

    @media (max-width: 768px) {
        .product-catalog-2 .nav-wrapper {
            overflow-x: auto;
            overflow-y: hidden;
            white-space: nowrap;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 10px;
            height: 60px;
        }
        
        .product-catalog-2 .nav-options {
            display: inline-flex;
            white-space: nowrap;
        }
        
        .product-catalog-2 .product-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        
        .product-catalog-2 .product-card {
            min-height: 420px;
        }
        
        .product-catalog-2 .product-title .main {
            font-size: 18px;
        }
        
        .product-catalog-2 .product-title .sub {
            font-size: 13px;
        }
        
        .product-catalog-2 .product-image {
            max-width: 160px;
            min-height: 200px;
        }
        
        .product-catalog-2 .nav-option {
            padding: 0 15px;
            font-size: 11px;
            white-space: nowrap;
        }
        
        .product-catalog-2 .product-actions {
            flex-direction: column;
            gap: 10px;
            align-items: stretch;
        }
        
        .product-catalog-2 .tab-buttons {
            width: 100%;
            overflow-x: auto;
            padding-bottom: 5px;
        }
        
        .product-catalog-2 .tab-btn {
            height: 36px;
            padding: 0 20px;
            font-size: 14px;
        }
        
        .product-catalog-2 .quick-add-btn {
            width: 100%;
            height: 40px;
            font-size: 16px;
            justify-content: center;
        }
        
        .product-catalog-2 .product-specs {
            margin: 20px 0 10px;
            font-size: 13px;
        }
        
        .product-catalog-2 .view-all-btn {
            margin-bottom: 0;
            transform: translateY(-20px);
        }
        
        .product-catalog-2 .view-all-btn:hover {
            transform: translateY(-20px);
        }
    }

    @media (max-width: 375px) {
        .product-catalog-2 .page-container {
            padding: 0 10px;
        }
        
        .product-catalog-2 .product-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        
        .product-catalog-2 .product-card {
            padding: 15px;
            min-height: 350px;
            justify-content: space-between;
        }
        
        .product-catalog-2 .product-click-area {
            max-width: 100%;
            height: 100%;
            justify-content: space-between;
        }
        
        .product-catalog-2 .product-title {
            height: auto;
            min-height: 40px;
            margin-top: 0;
        }
        
        .product-catalog-2 .product-title .main {
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 0;
        }
        
        .product-catalog-2 .product-title .sub {
            display: none;
        }
        
        .product-catalog-2 .product-image {
            max-width: 100%;
            min-height: 180px;
            margin-top: 10px;
            padding: 15px;
            flex-grow: 1;
        }
        
        .product-catalog-2 .product-specs {
            display: none;
        }
        
        .product-catalog-2 .nav-option {
            padding: 0 12px;
            font-size: 10px;
        }
        
        .product-catalog-2 .product-actions {
            flex-direction: column;
            gap: 8px;
            align-items: stretch;
            margin-top: 10px;
        }
        
        .product-catalog-2 .tab-buttons {
            display: flex;
            flex-direction: column;
            gap: 6px;
            width: 100%;
            overflow: visible;
            padding-bottom: 0;
        }
        
        .product-catalog-2 .tab-btn {
            height: 34px;
            padding: 0 16px;
            font-size: 13px;
            width: 100%;
            justify-content: center;
        }
        
        .product-catalog-2 .quick-add-btn {
            display: none;
        }
        
        .product-catalog-2 .view-all-btn {
            width: 140px;
            height: 40px;
            line-height: 40px;
            font-size: 14px;
            margin-bottom: 0;
            transform: translateY(-20px);
        }
        
        .product-catalog-2 .view-all-btn:hover {
            transform: translateY(-20px);
        }
    }