/* 1. 页面标题区 */
    .product-title {
        max-width: 1200px;
        margin: 30px auto 10px;
        padding: 0 20px;
    }
    .product-title h2 {
        font-size: 28px;
        color: #1a2332;
        margin: 0;
        padding-bottom: 15px;
        border-bottom: 2px solid #eef2f6;
        position: relative;
    }
    .product-title h2::after {
        content: '';
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 60px;
        height: 2px;
        background: #007bff; /* 科技蓝下划线 */
    }

    /* 2. 产品详情主布局（左右分栏） */
    .product-details {
        display: flex;
        gap: 40px;
        max-width: 1200px;
        margin: 30px auto 60px;
        padding: 0 20px;
    }

    /* 3. 左侧图片区 */
    .product-details .image {
        flex: 1;
        background: #f8f9fa;
        border-radius: 8px;
        padding: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        border: 1px solid #eef2f6;
    }
    .product-details .image img {
        max-width: 100%;
        max-height: 400px;
        object-fit: contain; /* 保持图片比例，不裁剪 */
        border-radius: 4px;
    }

    /* 4. 右侧描述区 */
    .product-details .description {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .product-details .description h3 {
        font-size: 22px;
        color: #1a2332;
        margin: 0 0 15px 0;
    }
    .product-details .description p {
        font-size: 15px;
        color: #555;
        line-height: 1.8;
        margin-bottom: 10px;
    }
    /* 编号和价格的高亮样式 */
    .product-details .description p strong,
    .product-details .description p span {
        color: #1a2332;
        font-weight: 600;
    }
    .product-details .description .price {
        font-size: 20px;
        color: #e74c3c; /* 价格用醒目的红色 */
        margin-bottom: 20px;
    }

    /* 5. 产品特点区块 */
    .features-box {
        background: #f0f7ff; /* 浅蓝色背景 */
        border-left: 4px solid #007bff;
        padding: 15px 20px;
        border-radius: 0 6px 6px 0;
        margin: 15px 0 25px;
    }
    .features-box p {
        margin: 0;
        color: #333;
        font-size: 14px;
    }

    /* 6. 咨询按钮 */
    .product-details .button {
        display: inline-block;
        padding: 14px 35px;
        background: linear-gradient(90deg, #007bff, #0056b3);
        color: #fff;
        text-decoration: none;
        border-radius: 6px;
        font-size: 16px;
        font-weight: 500;
        text-align: center;
        transition: all 0.3s ease;
        align-self: flex-start; /* 按钮靠左对齐 */
        margin-top: 10px;
    }
    .product-details .button:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 123, 255, 0.3);
    }

    /* 7. 响应式适配（手机端） */
    @media (max-width: 768px) {
        .product-details {
            flex-direction: column; /* 手机端改为上下堆叠 */
            gap: 20px;
        }
        .product-details .image img {
            max-height: 250px;
        }
        .product-details .button {
            width: 100%; /* 手机端按钮撑满宽度 */
        }
    }