
        /* 全局重置 & 字体 */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: pingfang SC,helvetica neue,arial,hiragino sans gb,microsoft yahei ui,microsoft yahei,simsun,sans-serif!important; background: #fff; }
        a { text-decoration: none; cursor: pointer; }
        a:hover { text-decoration: none; }
        img { max-width: 100%; height: auto; vertical-align: middle; }
        ul, ol, li { list-style: none; padding: 0; margin: 0; }
        table { border-collapse: collapse; border-spacing: 0; width: 100%; }
        .container-zy { max-width: 1350px; margin: 0 auto; padding: 0 15px; }
        /* 间距 & 标题 */
        .zy-section-pad { padding: 70px 0; }
        .zy-tit { font-size: 30px; color: #000; text-align: center; font-weight: 700; }
        .zy-tit-sm { font-size: 14px; color: #666; }
        /* banner */
        .zy-banner { width: 100%; background-size: cover; background-position: top center; height: 560px; margin-top: 0; }
        .zy-banner-1 { background: url("/css/2020/images/zy-gn-banner1.jpg") no-repeat top center; }
        .zy-banner-2 { background: url("/css/2020/images/zy-gn-banner2.jpg") no-repeat top center; }
        .zy-banner-3 { background: url("/css/2020/images/zy-gn-banner3.jpg") no-repeat top center; }
        .zy-banner-content { padding-top: 120px; box-sizing: border-box; }
        .zy-banner-content h1 { font-size: 36px; color: #fff; font-weight: bold; }
        .zy-banner-txt { max-width: 600px; font-size: 16px; color: #fff; line-height: 30px; margin: 46px 0 50px; }
        .zy-btn-group a { display: inline-block; width: 130px; height: 38px; font-size: 14px; text-align: center; line-height: 38px; border-radius: 10px; color: #fff; transition: .3s; }
        .zy-btn-group a:first-child { border: 1px solid #fff; margin-right: 49px; }
        .zy-btn-group a:first-child:hover { background: rgba(255,255,255,0.2); }
        .zy-btn-group a:last-child { background: linear-gradient(to right,#4196fe,#7c7ee5); }
        .zy-btn-group a:last-child:hover { opacity: .9; }
        .zy-related a { display: inline-block; width: 110px; height: 28px; font-size: 14px; text-align: center; line-height: 28px; border-radius: 10px; color: #fff; background: linear-gradient(to right,#4196fe,#7c7ee5); margin-right: 49px; transition: .3s; }
        .zy-related a:hover { opacity: .85; }
        .zy-related { color: #fff; font-size: 14px; }
        /* 导航条 */
        .zy-sub-nav { width: 100%; height: 65px; background: #f5f5f6; }
        .zy-sub-nav-inner { display: flex; justify-content: flex-end; align-items: center; height: 100%; flex-wrap: nowrap; gap: 0 60px; overflow-x: auto; padding: 0 15px; }
        .zy-sub-nav-inner a { font-size: 18px; color: #333; font-weight: bold; transition: .3s; white-space: nowrap; }
        .zy-sub-nav-inner a:hover { color: #4196fe; }
        /* 切换标签 - 居中 */
        .zy-tab-wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 0 20px; margin-bottom: 10px; }
        .zy-tab-item { display: inline-block; padding: 0 20px; height: 45px; text-align: center; line-height: 45px; border: 1px solid #ced9f2; font-size: 16px; font-weight: bold; cursor: pointer; transition: .3s; border-radius: 10px; margin-bottom: 10px; white-space: nowrap; }
        .zy-tab-item.active { background: linear-gradient(to right,#4196fe,#7c7ee5); color: #fff; border-color: #4196fe; }
        .zy-tab-item:hover { background: linear-gradient(to right,#4196fe,#7c7ee5); color: #fff; border-color: #4196fe; }
        /* 表格区域 */
        .zy-table-wrap { margin-top: 25px; overflow-x: auto; padding: 0 10px; }
        .zy-table-wrap::-webkit-scrollbar { height: 6px; }
        .zy-table-wrap::-webkit-scrollbar-thumb { background: #c1c7d0; border-radius: 8px; }
        .zy-table-con { margin-top: 10px; }
        .zy-table-con h2 { margin-bottom: 20px; }
        .zy-table-con table { border: 1px solid #ced9f2; min-width: 1000px; }
        .zy-table-con th { text-align: center; font-size: 16px; color: #32363f; border-right: 1px solid #ced9f2; border-bottom: 1px solid #ced9f2; height: 61px; background: #f9f9f9; }
        .zy-table-con td { font-size: 14px; color: #32363f; border-right: 1px solid #ced9f2; border-bottom: 1px solid #ced9f2; height: 61px; text-align: center; vertical-align: middle; }
        .zy-table-con td a { display: inline-block; width: 88px; height: 27px; border: 1px solid #c7cdd9; text-align: center; line-height: 27px; color: #32363f; font-size: 14px; border-radius: 10px; transition: .3s; }
        .zy-table-con td a:hover { background: linear-gradient(to right,#4196fe,#7c7ee5); color: #fff; border-color: #4196fe; }
        .zy-price { color: #ff5f47; font-weight: 600; }
        .zy-tab-panel { display: none; }
        .zy-tab-panel.active { display: block; }
        /* 应用场景 */
        .zy-scene-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 66px; margin-top: 45px; }
        .zy-scene-item { display: flex; align-items: center; background: #fff; border-radius: 10px; border: 1px solid #ebebeb; padding: 20px 30px; transition: .3s; }
        .zy-scene-item:hover { box-shadow: 0 8px 20px rgba(0,0,0,0.06); }
        .zy-scene-item img { margin-right: 22px; width: 40px; }
        .zy-scene-item p { font-size: 18px; color: #333; margin: 0; }
        /* 产品优势 */
        .zy-adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 43px 60px; margin-top: 60px; }
        .zy-adv-item { text-align: center; padding: 20px 10px; border-radius: 10px; transition: .3s; }
        .zy-adv-item:hover { background: #f5f7ff; }
        .zy-adv-item img { width: 60px; }
        .zy-adv-item h6 { font-size: 18px; color: #1c2334; font-weight: bold; margin: 12px 0 14px; }
        .zy-adv-item .zy-line { width: 30px; height: 2px; background: #0f66fd; margin: 0 auto; }
        .zy-adv-item .zy-desc { font-size: 14px; color: #777; line-height: 24px; margin-top: 14px; }
        /* 高端需求 */
        .zy-demand-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-top: 45px; }
        .zy-demand-card { display: flex; align-items: center; justify-content: space-between; background: #fff; border-radius: 10px; border: 1px solid #ebebeb; padding: 20px 30px; transition: .3s; }
        .zy-demand-card:hover { box-shadow: 0 8px 20px rgba(0,0,0,0.04); }
        .zy-demand-card .zy-demand-info h6 { font-size: 18px; color: #333; font-weight: bold; }
        .zy-demand-card .zy-demand-btn { display: inline-block; width: 60px; height: 35px; border: 1px solid #c7cdd9; text-align: center; line-height: 35px; font-size: 14px; color: #666; border-radius: 10px; transition: .3s; flex-shrink: 0; }
        .zy-demand-card .zy-demand-btn:hover { background: linear-gradient(to right,#4196fe,#7c7ee5); color: #fff; border-color: #4196fe; }
        /* 底部条 */
        .zy-bottom-bar { width: 100%; background: url("/css/2020/images/zy_gn_bg.jpg") no-repeat top center; background-size: cover; padding: 30px 0; min-height: 135px; display: flex; align-items: center; }
        .zy-bottom-inner { display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 30px 94px; }
        .zy-bottom-inner span { font-size: 30px; color: #fff; font-weight: bold; }
        .zy-bottom-inner a { display: inline-block; width: 120px; height: 32px; text-align: center; line-height: 32px; font-size: 14px; border-radius: 10px; transition: .3s; }
        .zy-bottom-inner a:first-of-type { background: #38bfef; color: #fff; }
        .zy-bottom-inner a:first-of-type:hover { opacity: .85; }
        .zy-bottom-inner a:last-of-type { background: #fff; color: #333; }
        .zy-bottom-inner a:last-of-type:hover { background: #e6e6e6; }
        /* 背景 */
        .zy-bg-light { background: #f9faff; }
        /* 移动端适配 */
        @media (max-width: 992px) {
            .zy-scene-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
            .zy-adv-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
            .zy-demand-grid { grid-template-columns: 1fr; }
            .zy-tab-wrap { gap: 10px; }
            .zy-tab-item { padding: 0 15px; font-size: 14px; }
            .zy-sub-nav-inner { gap: 0 30px; justify-content: center; }
            .zy-banner { height: 420px; }
        }
        @media (max-width: 768px) {
            .zy-section-pad { padding: 50px 0; }
            .zy-tit { font-size: 24px; }
            .zy-banner { height: 360px; }
            .zy-banner-content { padding-top: 60px; }
            .zy-banner-content h1 { font-size: 26px; }
            .zy-banner-txt { font-size: 14px; max-width: 100%; margin: 30px 0; }
            .zy-scene-grid { grid-template-columns: 1fr; gap: 20px; }
            .zy-adv-grid { grid-template-columns: 1fr; gap: 30px; }
            .zy-table-con table { min-width: 700px; }
            .zy-tab-item { padding: 0 12px; font-size: 13px; height: 38px; line-height: 38px; }
            .zy-bottom-inner { gap: 20px; }
            .zy-bottom-inner span { font-size: 22px; }
            .zy-sub-nav-inner { flex-wrap: nowrap; overflow-x: auto; gap: 0 20px; justify-content: flex-start; }
            .zy-sub-nav-inner a { font-size: 15px; }
            .zy-related a { width: 90px; height: 24px; line-height: 24px; font-size: 12px; margin-right: 20px; }
            .zy-btn-group a { width: 100px; height: 32px; line-height: 32px; font-size: 13px; }
            .zy-btn-group a:first-child { margin-right: 20px; }
        }
        @media (max-width: 480px) {
            .zy-banner { height: 300px; }
            .zy-banner-content { padding-top: 40px; }
            .zy-banner-content h1 { font-size: 20px; }
            .zy-banner-txt { font-size: 13px; line-height: 24px; margin: 20px 0 25px; }
            .zy-tit { font-size: 20px; }
            .zy-table-con table { min-width: 600px; font-size: 12px; }
            .zy-table-con td, .zy-table-con th { font-size: 12px; padding: 4px; }
            .zy-table-con td a { width: 70px; height: 24px; line-height: 24px; font-size: 12px; }
            .zy-tab-item { padding: 0 10px; font-size: 12px; height: 34px; line-height: 34px; }
            .zy-table-wrap { padding: 0 4px; }
            .zy-sub-nav-inner a { font-size: 13px; }
            .zy-bottom-inner span { font-size: 18px; }
        }
        /* 辅助 */
        .zy-mt-45 { margin-top: 45px; }
        .zy-mt-60 { margin-top: 60px; }
        .zy-text-center { text-align: center; }
        .zy-d-block { display: block; }
        .zy-clearfix::after { content: ""; display: table; clear: both; }
        /* 卡片通用圆角 */
        .zy-card, .zy-scene-item, .zy-adv-item, .zy-demand-card, .zy-tab-item, .zy-btn-group a, .zy-table-con td a, .zy-demand-btn, .zy-bottom-inner a, .zy-related a { border-radius: 10px; }
        /* 顶部黑色占位 */
        .xbhk_top { height: 60px; background: #191919; overflow: hidden; }
