/* 通用区块 */
        .products_section {
            padding: 60px 0;
        }
        .products_section .section-title {
            font-size: 26px;
            text-align: center;
            margin-bottom: 40px;
            color: #111;
            position: relative;
        }
        .products_section .section-title::after {
            content: "";
            display: block;
            width: 60px;
            height: 3px;
            background:var(--text-secondary);
            margin: 12px auto 0;
        }
        .products_section.bg-white {
            background: #fff;
        }
        /* 图文布局 */
        .products_section .row {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .products_section .col-5 {
            flex: 1;
            min-width: 300px;
        }
        .products_section .col-7 {
            flex: 1.2;
            min-width: 300px;
        }
        .products_section .img-box {
            width: 100%;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 320px;
            color: #666;
        }
        .products_section .img-box img {
            width: 100%;
            border-radius: 8px;
            display:block;
        }
        .products_section h3 {
            font-size: 20px;
            margin: 20px 0 12px;
            color:#222;
        }
        .products_section ul {
            padding-left: 22px;
            margin-bottom:16px;
        }
        /* 卡片布局 */
        .products_section .card-wrap {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
            gap:24px;
        }
        .products_section .card {
            background:#fff;
            padding:24px;
            border-radius:8px;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
        }
        /* FAQ */
        .products_section .faq-item {
            background:#fff;
            padding:18px 24px;
            border-radius:8px;
            margin-bottom:14px;
            box-shadow:0 1px 8px rgba(0,0,0,0.05);
        }
        .products_section .faq-item h4 {
            color:#165dff;
            margin-bottom:8px;
        }
        /* 移动端适配 */
        @media(max-width:768px){
            .products_section .section-title{
                font-size:22px;
            }
            .products_section .row{
                flex-direction:column;
            }
        }