* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 防止任何子元素意外溢出导致页面出现水平滚动条（特别是笔记本 ~1366px 屏幕） */
html,
body {
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
}

ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.icon {
    width: 1em;
    height: 1em;
    fill: currentColor;
    vertical-align: middle;
    overflow: hidden;
}

.container_box {
    max-width: none;
    width: 100%;
    padding: 0 85px;
}

/* ========== 顶部导航 ========== */
.top-header {
    /* box-shadow: 0 0 12px #adadad;
    padding: 0;
    position: fixed;
    width: 100%;
    z-index: 99;
    background: rgb(0 0 0 / 10%);*/
    box-shadow: 0 0 12px #adadad;
    padding: 0;
    position: relative; /* 关键：取消fixed，正常占文档高度 */
    width: 100%;
    z-index: 99;
    background: #ffffff; /* 初始纯白色 */
    height: 100px; /* 导航初始高度，和你菜单行高匹配 */
    transition: all 0.3s ease; /* 滚动切换平滑过渡 */
}

.top_header_flex {
    flex-wrap: nowrap;
}

.logo {
    margin-left: 230px;
}

.logo img {
    height: 75px;
}

.header-center {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    width: 100%;
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
}

.main-nav .nav-item-has-sub {
    position: relative;
}

.main-nav .nav-item-product {
    position: relative;
}

    .main-nav .nav-link {
        /* color: #ffffff;*/
        color: #333333;
        font-size: 16px;
        padding: 0 16px;
        height: 100px;
        line-height: 100px;
        display: flex;
        align-items: center;
        gap: 4px;
        white-space: nowrap;
        position: relative;
        cursor: pointer;
    }

.main-nav .nav-link a {
    color: inherit;
    display: flex;
    align-items: center;
    gap: 5px;
	font-size:19px;
}

.main-nav .nav-link a img {
    width: 20px;
    margin-right: 5px;
}

.main-nav .product-sub-wrap .nav-link {
    height: auto;
}

.main-nav .nav-link.active,
.main-nav .nav-link:hover {
    color: #2277bb;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
    white-space: nowrap;
}

/* ========== 搜索框 ========== */
.search-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input {
    border: 1px solid #999;
    border-radius: 30px;
    padding: 10px 15px;
    padding-right: 90px;
    width: 250px;
    outline: none;
    white-space: nowrap;
    font-size: 14px;
}

.search-input:focus {
    border-color: #2277bb;
}

.search-btn {
    position: absolute;
    right: 8px;
    border: none;
    background: #2277bb;
    color: #fff;
    border-radius: 20px;
    padding: 3px 14px;
    font-size: 13px;
    cursor: pointer;
}

.search-btn:hover {
    background: #1a63a8;
}

/* ========== 语言切换 ========== */
.lang-box {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    /* color: #ffffff;*/
    color: #333333;
    white-space: nowrap;
    cursor: pointer;
}

.css-arrow-down {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 4px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid #333333;
    vertical-align: middle;
    transition: border-color 0.2s;
}

.lang-box:hover .css-arrow-down {
    border-top-color: #2277bb;
}

.lang-dropdown {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background: #fff;
    min-width: 130px;
    border-radius: 8px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    z-index: 9999;
}

.lang-box:hover .lang-dropdown {
    display: block;
}

.lang-item {
    display: block;
    padding: 10px 16px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
}

.lang-item:hover {
    background-color: #f2f7fd;
    color: #2277bb;
}

.lang-item.active {
    color: #2277bb;
}

/* ========== 产品中心下拉面板 ========== */
.product-sub-wrap {
    visibility: hidden;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 100%;
    background: #ffffff;
    z-index: 999;
    padding: 0 22px;
    width: 520px;
    max-width: calc(100vw - 40px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    border: 1px solid #eef0f4;
    /* 从上往下展开：max-height 0→大值，上下 padding 0→原值，visibility 延迟隐藏让收起动画跑完 */
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease, visibility 0s linear 0.3s;
    pointer-events: none;
}

.product-sub-wrap > .d-flex {
    justify-content: flex-start !important;
}

.nav-item-product:hover .product-sub-wrap {
    visibility: visible;
    opacity: 1;
    max-height: 600px;
    padding: 18px 22px;
    /* 显示时：visibility 立即变 visible，展开动画开始 */
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease, visibility 0s linear 0s;
    pointer-events: auto;
}

.level1-col {
    width: 22%;
    flex-shrink: 0;
    padding: 0 30px 0 50px;
}

.level2-col {
    width: 240px;
    padding: 0 8px;
    flex-shrink: 0;
    max-height: 500px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: #c1c1c1 #f1f1f1;
}

.level3-col {
    width: 220px;
    flex-shrink: 0;
    padding: 0 8px;
    min-width: auto;
    max-height: 500px;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: #c1c1c1 #f1f1f1;
}

/* 二级/三级分类自定义滚动条（WebKit 内核浏览器） */
.level2-col::-webkit-scrollbar,
.level3-col::-webkit-scrollbar {
    width: 6px;
}

.level2-col::-webkit-scrollbar-track,
.level3-col::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.level2-col::-webkit-scrollbar-thumb,
.level3-col::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

.level2-col::-webkit-scrollbar-thumb:hover,
.level3-col::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

.ad-col {
    flex: 1;
    min-width: 280px;
    display: flex;
    justify-content: flex-end;
}

/*.top-header:hover {
    background: #ffffff;
}*/

/*.top-header:hover .main-nav .nav-link,
.top-header:hover .lang-box {
    color: #333333;
}*/

.top-header.active {
    /* background-color: #ffffff;*/
    position: fixed;
    top: 0;
    left: 0;
    box-shadow: 0 2px 14px rgba(0,0,0,0.15);
}

.top-header.active .main-nav .nav-link,
.top-header.active .lang-box {
    color: #333333;
}

.product-sub-wrap

/* 左侧一级分类 */
.level1-btn-item {
    border: 1px solid #ccd6e0;
    border-radius: 4px;
    padding: 14px 18px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 16px;
    color: #333;
    cursor: pointer;
    background: #fff;
    white-space: nowrap;
}

.level1-btn-item:hover,
.level1-btn-item.active {
    border-color: #2277bb;
    color: #2277bb;
}

.level1-panel {
    display: none;
}

.level1-panel.show {
    display: block;
}

/* 中间二级行业 */
.level2-tab {
    margin: 0;
    padding: 0;
    list-style: none;
}

.level2-tab .nav-item {
    margin: 0;
    padding: 0;
}

.main-nav .product-sub-wrap .level2-tab .nav-link {
    border: none;
    border-radius: 30px;
    padding: 10px 21px;
    margin-bottom: 4px;
    text-align: left;
    color: #333;
    width: auto;
    display: block;
    background: transparent;
    white-space: nowrap;
    font-size: 18px;
    line-height: 1.6;
    transition: color 0.2s ease, background 0.2s ease;
    cursor: pointer;
    position: relative;
}

/* 右侧箭头 > */
.main-nav .product-sub-wrap .level2-tab .nav-link::before {
    content: "";
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-left: 6px solid rgba(51, 51, 51, 0.3);
    opacity: 1;
    transition: opacity 0.2s ease, border-color 0.2s ease;
}

/* 右侧横线 -，hover/active 与箭头组合成 → */
.main-nav .product-sub-wrap .level2-tab .nav-link::after {
   /* content: "";
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 1px;
    background: rgba(51, 51, 51, 0.3);
    opacity: 0;
    transition: opacity 0.2s ease, background 0.2s ease;*/
}

.main-nav .product-sub-wrap .level2-tab .nav-link:hover {
    background: #2277bb;
    color: #fff;
}

.main-nav .product-sub-wrap .level2-tab .nav-link.active {
    background: #2277bb !important;
    color: #fff !important;
    font-weight: 500;
}

.main-nav .product-sub-wrap .level2-tab .nav-link:hover::before,
.main-nav .product-sub-wrap .level2-tab .nav-link.active::before {
    border-left-color: #fff;
}

.main-nav .product-sub-wrap .level2-tab .nav-link:hover::after,
.main-nav .product-sub-wrap .level2-tab .nav-link.active::after {
    opacity: 1;
    background: #fff;
}

/* 右侧三级产品列表 */
.level3-list {
    padding-left: 0;
    border-left: none;
    min-height: auto;
}

.level3-item {
    padding: 6px 36px;
    font-size: 18px;
    color: #333;
    cursor: pointer;
    white-space: nowrap;
    border-radius: 30px;
    display: block;
    margin-bottom: 4px;
    background: transparent;
    transition: color 0.2s ease, background 0.2s ease;
}

.level3-item a {
    color: #333;
    transition: color 0.2s ease;
}

.level3-item:hover {
    background: #2277bb;
    color: #fff;
}

.level3-item:hover a {
    color: #fff;
}

.level3-item.active,
.level3-item.is-active {
    background: #2277bb;
    color: #fff;
    font-weight: 500;
}

.level3-item.active a,
.level3-item.is-active a {
    color: #fff;
}

.tab-pane ul {
    padding: 0;
    margin: 0;
}

.tab-pane li {
    list-style: none;
    border-radius: 30px;
    padding: 6px 16px;
    margin-bottom: 4px;
    cursor: pointer;
    font-size: 18px;
    color: #333;
    white-space: nowrap;
    background: transparent;
    transition: color 0.2s ease, background 0.2s ease;
}

.tab-pane li a {
    color: #333;
    transition: color 0.2s ease;
}

.tab-pane li:hover {
    background: #2277bb;
    color: #fff;
}

.tab-pane li.active {
    background: #2277bb;
    color: #fff;
    font-weight: 500;
}

.tab-pane li:hover a {
    color: #fff;
}

.tab-pane li.active a {
    color: #fff;
}

/* 右侧广告轮播卡片 */
.right-swiper-card {
    border: 1px solid #eee;
    border-radius: 6px;
    overflow: hidden;
    max-width: 300px;
}

.swiper-slide-ad img {
    width: 100%;
    height: auto;
}

.ad-text-box {
    padding: 20px;
}

.ad-text-box h4 {
    font-size: 20px;
    color: #222;
    margin-bottom: 8px;
    white-space: nowrap;
}

.ad-text-box p {
    color: #666;
    font-size: 14px;
    margin-bottom: 16px;
    white-space: nowrap;
}

.ad-text-box a {
    color: #2277bb;
    text-decoration: none;
}

.swiper-pagination-ad {
    position: static;
    margin-top: 12px;
}

/* ========== 其他栏目下拉子菜单 ========== */
.nav-dropdown-menu {
    visibility: hidden;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    min-width: 220px;
    padding: 0 14px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    /* 从上往下展开：max-height 0→大值，上下 padding 0→原值，visibility 延迟隐藏让收起动画跑完 */
    transition: max-height 1s ease, opacity 1s ease, padding 1s ease, visibility 0s linear 1s;
    pointer-events: none;
}

.nav-dropdown-menu a {
    display: table;
    text-align: center;
    padding: 8px 42px;
    margin: 4px auto;
    color: #333;
    font-size: 18px;
    text-decoration: none;
    white-space: nowrap;
    border-radius: 30px;
    background: transparent;
    transition: background 0.2s ease, color 0.2s ease;
}

.nav-dropdown-menu a:hover {
    background: #2277bb;
    color: #fff;
}

.nav-item-has-sub:hover .nav-dropdown-menu {
    visibility: visible;
    opacity: 1;
    max-height: 400px;
    padding: 10px 14px;
    /* 显示时：visibility 立即变 visible，展开动画开始 */
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease, visibility 0s linear 0s;
    pointer-events: auto;
}

/* ========== Banner ========== */
.banner_box {
    width: 100%;
    position: relative;
}

.banner_box .img_box::before {
    width: 100%;
    height: 100%;
    content: '';
    display: block;
    background: rgba(0, 0, 0, 0.3);
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
}

.banner_box .img_box img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========== 移动端汉堡按钮 ========== */
.mobile-menu-toggle {
    display: none;
    border: none;
    background: none;
    font-size: 24px;
    color: #333;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle img {
    width: 20px;
}

/* 移动端菜单遮罩 */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
}

.mobile-menu-overlay.active {
    display: block;
}

/* 移动端菜单抽屉 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100%;
    background: #fff;
    z-index: 2000;
    padding: 20px;
    overflow-y: auto;
    box-shadow: -4px 0 12px rgba(0, 0, 0, 0.15);
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    display: block;
    transform: translateX(0);
}

.mobile-menu-close {
    text-align: right;
    font-size: 24px;
    color: #333;
    cursor: pointer;
    margin-bottom: 20px;
}

.mobile-menu-close img {
    width: 45px;
}

.mobile-menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu-list>li {
    border-bottom: 1px solid #eee;
}

.mobile-menu-list>li>a {
    display: block;
    padding: 14px 0;
    color: #333;
    font-size: 16px;
    text-decoration: none;
    font-weight: 500;
}

.mobile-menu-list>li>a:hover {
    color: #2277bb;
}

.mobile-sub-menu {
    padding-left: 16px;
    display: none;
}

.mobile-sub-menu.show {
    display: block;
}

.mobile-sub-menu a {
    display: block;
    padding: 10px 0;
    color: #666;
    font-size: 15px;
    text-decoration: none;
}

.mobile-sub-menu a:hover {
    color: #2277bb;
}

.mobile-menu-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 14px 0;
    color: #333;
    font-size: 16px;
    font-weight: 500;
    border-bottom: 1px solid #eee;
}

.mobile-menu-title img {
    width: 15px;
    transition: all ease .3s;
}

.mobile-menu-title img.cur {
    transform: rotate(90deg);
}

.mobile-menu-title:hover {
    color: #2277bb;
}

.mobile-sub-menu .mobile-sub-menu {
    padding-left: 15px;
}

.mobile-sub-menu .mobile-menu-title {
    font-size: 15px;
    padding: 10px 0;
    border-bottom: none;
}

.mobile-sub-menu .mobile-menu-title img {
    width: 12px;
}

.mobile-sub-menu .mobile-sub-menu .mobile-menu-title {
    font-size: 14px;
    padding: 8px 0;
}

.mobile-sub-menu .mobile-sub-menu .mobile-menu-title img {
    width: 10px;
}

.banner_box .img_box img {
    height: 350px;
    object-fit: cover;
}

/*移动端二级菜单样式*/
.mobile-submenu-two-item {
  width: 100%;
}
.mobile-submenu-two-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  font-size: 15px;
  cursor: pointer;
}
.mobile-submenu-two-title img {
  transition: transform 0.24s ease;
  width: 12px;
}
.mobile-submenu-two-title.active img {
  transform: rotate(90deg);
}
.mobile-submenu-two-content {
  display: none;
  padding-left: 16px;
}
.mobile-submenu-two-content.show {
  display: block;
}
.mobile-submenu-two-content a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: #666;
}

/* ====================== 自适应媒体查询 ====================== */

/* 1.5 笔记本屏幕 ~1600px 以内：把 logo 大边距和容器大内边距先收一档，避免菜单溢出遮挡 logo */
@media screen and (max-width: 1600px) {
    .container_box {
        padding: 0 24px;
    }

    .logo {
        margin-left: 0;
        margin-right: 120px;
    }

    /* 笔记本端菜单靠左排列，避免溢出遮挡 logo */
    .header-center {
        justify-content: flex-start;
        gap: 20px;
    }

    .main-nav {
        justify-content: flex-start;
    }

    .main-nav .nav-link {
        padding: 0 10px;
        font-size: 14px;
    }

    .main-nav .nav-link a {
      /*  font-size: 16px;*/
    }

    .search-input {
        width: 180px;
        padding: 8px 12px;
        padding-right: 70px;
        font-size: 13px;
    }

    .search-btn {
        padding: 2px 10px;
        font-size: 12px;
    }

    .header-right {
        gap: 12px;
    }

    .product-sub-wrap {
        width: 460px;
    }

    /* 笔记本下保持产品中心二级分类字号/行高不被一级导航的 14px 带偏 */
    .main-nav .product-sub-wrap .level2-tab .nav-link {
        font-size: 18px;
        line-height: 1.55;
        padding: 8px 18px;
    }
}

/* 1. 窄桌面/平板 1200px以内 */
@media screen and (max-width: 1200px) {
    .container_box {
        padding: 0 20px;
    }

    .logo {
        margin-left: 0;
    }

    .main-nav .nav-link {
        padding: 0 10px;
        font-size: 15px;
    }

    .product-sub-wrap {
        padding: 14px 18px;
        width: 460px;
        min-width: auto;
    }

    .level1-col {
        width: 180px;
        padding: 0 10px;
    }

    .level2-col {
        width: 180px;
        padding: 0 8px;
    }

    .level3-col {
        width: 180px;
    }

    .main-nav .product-sub-wrap .level2-tab .nav-link {
        font-size: 16px;
        line-height: 1.5;
        padding: 8px 16px;
    }

    .search-input {
        width: 200px;
    }
}

/* 2. 小平板 992px - 导航折叠为汉堡菜单 */
@media screen and (max-width: 992px) {
    .container_box {
        padding: 0 20px;
    }

    .top-header {
        height: 70px;
        display: flex;
        align-items: center;
    }

    .logo img {
        height: 45px;
    }

    /* 隐藏桌面端主导航 */
    .main-nav {
        display: none;
    }

    /* 显示汉堡按钮 */
    .mobile-menu-toggle {
        display: block;
    }

    .header-right {
        gap: 12px;
    }

    .search-input {
        width: 180px;
        padding-right: 80px;
    }

    .search-btn {
        padding: 3px 12px;
        font-size: 12px;
    }
}

/* 3. 手机端 768px */
@media screen and (max-width: 768px) {
    .container_box {
        padding: 0 12px;
    }

    .banner_box {
        margin-top: 70px;
    }

    .lang-box{
        color: #333333;
    }

    .top-header {
        height: 70px;
        position: fixed;
        top: 0;
        width: 100%;
        background-color: #ffffff;
    }


    .logo img {
        height: 38px;
    }

    .header-right {
        gap: 10px;
    }

    .search-wrap {
        display: none;
    }

    .mobile-menu {
        width: 260px;
    }
.mobile-menu-title{
    font-size: 14px;
}
.mobile-menu-title img{
    width: 12px;
}
    .mobile-menu-list>li>a {
        font-size: 15px;
        padding: 12px 0;
    }


}

/* 4. 超小手机 576px */
@media screen and (max-width: 576px) {
    .container_box {
        padding: 0 10px;
    }

    .logo img {
        height: 32px;
    }

    .lang-box span {
        font-size: 13px;
    }

    .mobile-menu {
        width: 240px;
    }

    .mobile-menu-list>li>a {
        font-size: 14px;
        padding: 10px 0;
    }
}


/* banner */

.container_banner_text {
    position: absolute;
    width: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}


.container_banner_text .int_box {
    color: #ffffff;
    font-size: 45px;
    font-weight: 700;
}



@media (max-width:768px) {
    .container_banner_text .int_box {
        font-size: 25px;
        text-align: center;
    }
}


/* 站点导航 */

.full-inside-subnav {
    background-color: #ffffff;
    border-bottom: 1px solid #e0e0e0;
}

.full-inside-subnav .inside-subnav {
    position: relative;
    z-index: 25;
}

.full-inside-subnav .channel-title {
    font-size: 16px;
    line-height: 50px;
    font-weight: bold;
    text-align: center;
}

.full-inside-subnav .subnav a {
    display: block;
    padding-left: 20px;
    color: #666666;
    font-size: 16px;
    line-height: 45px;
    border-bottom: 1px solid #ccc;
}

.full-inside-subnav .crumb {
    display: none;
}

/* 站点导航小图标：默认灰色，鼠标经过/当前项白色 */
.subnav-icon {
    width: 30px;
    height: 30px;
    vertical-align: middle;
    margin-right: 8px;
    filter: grayscale(1);
    transition: filter 0.2s ease;
}

.full-inside-subnav .subnav li:hover .subnav-icon,
.full-inside-subnav .subnav li.cur .subnav-icon {
    filter: brightness(0) invert(1);
}

@media (min-width: 1260px) {
    .commonweb {
        margin: 0px auto;
        max-width: 1200px;
        padding: 0;
        color: #0045ac;
    }
}



@media (min-width: 1025px) {
    .full-inside-subnav .inside-subnav {
        width: 100%;
        float: left;
    }

    .full-inside-subnav .channel-title {
        display: none;
    }

    .full-inside-subnav .subnav {
        display: block;
        position: static;
        background-color: transparent;
        padding-bottom: 0;
        border-top: 0;
        -webkit-box-shadow: none;
        -moz-box-shadow: none;
        box-shadow: none;
    }

    .full-inside-subnav .subnav ul {
        height: 60px;
    }

        .full-inside-subnav .subnav li.cur,
        .full-inside-subnav .subnav li:hover {
            background-color: #2dc876;
            -o-transition-property: left, right;
            -moz-transition-property: left, right;
            transition-property: left, right;
            -webkit-transition-property: left, right;
            -moz-transition-duration: 0.3s;
            -o-transition-duration: 0.3s;
            transition-duration: 0.3s;
            -webkit-transition-duration: 0.3s;
            -moz-transition-timing-function: ease-out;
            -o-transition-timing-function: ease-out;
            transition-timing-function: ease-out;
            -webkit-transition-timing-function: ease-out;
            background: -moz-linear-gradient(left, #2dc876 0%, #0045ac 100%);
            background: -webkit-linear-gradient(left, #2dc876 0%, #0045ac 100%);
            background: linear-gradient(to right, #007aff 0%, #114378 100%);
            filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#f2dc876', endColorstr='#f0045ac', GradientType=1);
        }

    .full-inside-subnav .subnav li {
        width: auto;
        display: inline-block;
        -webkit-flex-shrink: 0;
        -ms-flex: 0 0 auto;
        -ms-flex-negative: 0;
        flex-shrink: 0;
        height: 100%;
        -ms-flex-pack: center;
        -webkit-box-align: center;
        -ms-flex-align: center;
        margin-right: 1px;
    }

    .full-inside-subnav .subnav li:hover a,
    .full-inside-subnav .subnav li.cur a {
        color: #fff;
    }

    .full-inside-subnav .subnav a {
        float: left;
        display: block;
        line-height: 60px;
        border-bottom: 0;
        padding: 0 30px;
        -webkit-transition: all ease .5s;
        -o-transition: all ease .5s;
        -moz-transition: all ease .5s;
        transition: all ease .5s;
        position: relative;
    }

    .full-inside-subnav .crumb {
        position: relative;
        float: right;
        max-width: 27%;
        padding-left: 28px;
        display: block;
        color: #737373;
        font-size: 0;
        line-height: 60px;
        border-left: 1px solid #e0e0e0;
    }

    .full-inside-subnav .crumb .inner {
        white-space: nowrap;
        -o-text-overflow: ellipsis;
        text-overflow: ellipsis;
        overflow: hidden;
        text-align: right;
    }

    .full-inside-subnav .crumb .home {
        padding-left: 14px;
        vertical-align: middle;
        background: url(../image/homeico.png) no-repeat 0 center;
    }

    .full-inside-subnav .crumb a {
        position: relative;
        z-index: 3;
        display: inline-block;
        vertical-align: top;
        color: #737373;
        font-size: 15px;
    }

    .full-inside-subnav .crumb a:after {
        content: '';
        display: inline-block;
        vertical-align: middle;
        width: 0;
        height: 0;
        margin: -2px 4px 0 8px;
        border: 3px solid rgba(255, 255, 255, 0);
        border-left-color: #757575;
    }
}


@media (max-width:1025px) {
    .full-inside-subnav .subnav a {
        border: none;
        font-size: 13px;
        min-width: 80px;
        padding: 0 10px;
        text-align: center;
    }

    .full-inside-subnav ul.clearfix {
        display: flex;
        width: 100%;
        overflow: auto;
    }

    .full-inside-subnav .inside-subnav {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding :0 15px
    }
    .subnav.clearfix {
        width: calc(100% - 90px);
    }

    .full-inside-subnav .subnav li.cur a {
        background: linear-gradient(to right, #007aff 0%, #114378 100%);
        color: #ffffff;
    }
}



/* 关于我们 */
/* 公司简介区块全局 */
.about-intro-section {
    padding: 70px 0;
    background: #ffffff;
}

.container_box {
    max-width: none;
    width: 100%;
}

/* 标题样式 */
.intro-title-box {
    /*margin-bottom: 45px;*/
}

.intro-cn-title {
    font-size: 42px;
    color: #333333;
    font-weight: 500;
    margin: 0 0 8px;
}

.intro-en-title {
    font-size: 24px;
    color: #2277bb;
    letter-spacing: 2px;
    margin: 0;
}

/* 正文文本 */
.intro-paragraph {
    font-size: 16px;
    color: #444444;
    line-height: 1.8;
    margin-bottom: 16px;
    text-align: justify;
}

.intro-paragraph.mb-0 {
    margin-bottom: 0;
}

/* 图片容器 */
.intro-img {
    border-radius: 0;
    display: block;
}

.intro-img-col {
    padding-left: 20px;
}

.intro-text-col {
    padding-right: 20px;
}

/* 自适应适配 */
@media screen and (max-width: 992px) {
    .about-intro-section {
        padding: 45px 0;
    }

    .intro-content-row {
        row-gap: 30px;
    }

    .intro-img-col {
        padding-left: 0;
        order: -1;
        /* 移动端图片放到文字上方 */
    }

    .intro-text-col {
        padding-right: 0;
    }

    .intro-cn-title {
        font-size: 22px;
    }

    .intro-en-title {
        font-size: 20px;
    }
}

@media screen and (max-width: 576px) {
    .container_box {
        padding: 0 12px;
    }

    .intro-paragraph {
        font-size: 15px;
    }
}




/* 联系我们 */

.contact-map-section {
    padding: 0;
    background: #fff;
}

.contact-map-section .container_box {
    max-width: none;
    width: 100%;
    padding: 0;
}

/* 上方白色信息卡片 */
.contact-info-card {
    background: #ffffff;
    border: 1px solid #eee;
    padding: 40px 35px;
    border-radius: 4px;
}

.contact-title {
    font-size: 28px;
    color: #2257bb;
    margin-bottom: 32px;
    font-weight: 500;
}

/* 联系信息行布局 */
.contact-info-row {
    row-gap: 24px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-icon {
    font-size: 20px;
    color: #333;
    flex-shrink: 0;
}

.contact-text {
    font-size: 16px;
    color: #333;
}

/* 地图容器 */
.map-box {
    width: 100%;
}

.map-img {
    display: block;
}

/* 自适应媒体查询 */
@media screen and (max-width: 992px) {
    .contact-info-card {
        padding: 25px 20px;
    }

    .contact-title {
        font-size: 24px;
        margin-bottom: 24px;
    }

    .contact-info-row {
        row-gap: 18px;
    }
}

@media screen and (max-width: 576px) {
    .container_box {
        padding: 0 12px;
    }

    .contact-title {
        font-size: 20px;
    }

    .contact-text {
        font-size: 15px;
    }

    .contact-icon {
        font-size: 18px;
    }
}





/* 图片管理 */

.cert-section {
    padding: 70px 0;
    background: #fff;
}

.container_box {
    max-width: none;
    width: 100%;
    padding: 0 35px;
}

/* 标题样式 */
.cert-title-box {
    margin-bottom: 48px;
}

.cert-cn {
    font-size: 28px;
    color: #333;
    font-weight: 500;
    margin: 0 0 10px;
}

.cert-en {
    font-size: 22px;
    color: #2277bb;
    letter-spacing: 1px;
    margin: 0;
}

/* 证书卡片网格 */
.cert-row {
    row-gap: 30px;
}

.cert-card {
    width: 100%;
    position: relative;
    border-radius: 8px;
    height:257px;
    overflow: hidden;
}

.cert-card h4 {
    font-size: 16px;
    margin-top: 0;
    display: block;
    position: absolute;
    text-align: center;
    width: 100%;
    bottom: 0px;
    left: 0px;
    height: 50px;
    line-height: 50px;
    background: rgba(0, 0, 0, 0.5);
    margin-bottom: 0;
    color: #fff;
}

.cert-img {
    display: block;
    object-fit: cover;
    border: 1px solid #f5f5f5;
    transition: all 0.8s ease;
}
.cert-card:hover .cert-img {
    transform: scale(1.3);
}

/* 自适应媒体查询 */
@media screen and (max-width:992px) {
    .cert-section {
        padding: 50px 0;
    }

    .cert-cn {
        font-size: 24px;
    }

    .cert-en {
        font-size: 19px;
    }
}

@media screen and (max-width:576px) {
    .container_box {
        padding: 0 12px;
    }

    .cert-row {
        row-gap: 20px;
    }

    .cert-cn {
        font-size: 22px;
    }
}





/* 行业应用 */
.block-diagram-section {
   /* padding: 60px 0;*/
    background: #fff;
}

.container_box {
    max-width: none;
    width: 100%;
    padding: 0 35px;
}

/* 标题文字 */
.diagram-main-title {
    font-size: 24px;
    color: #1d3546;
    margin: 0 0 8px;
    font-weight: 700;
}

.diagram-tip {
    font-size: 14px;
    color: #666;
    margin: 0;
}

/* Tab按钮组 */
.diagram-tab-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-bottom: 35px;
    border-bottom: 2px solid #1d3546;
}

.diagram-tab-btn {
    border: 1px solid #d8dce3;
    background: #fff;
    padding: 12px 22px;
    border-radius: 4px;
    font-size: 16px;
    color: #333;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

    .diagram-tab-btn.active {
        background-color: #0074bc;
        color: #ffffff;
        border-color: #0074bc;
    }

.diagram-tab-btn:hover:not(.active) {
    border-color: #2277bb;
    color: #2277bb;
}

/* 分割线 */
.divider-line {
    border-top: 1px solid #c0c8d3;
    margin: 0 0 40px;
}

/* 左右布局 */
.diagram-main-row {
    align-items: flex-start;
}
    /* 内容面板：默认隐藏，激活的显示 */
    /*.diagram-main-row.diagram-panel {
        display: none;
    }

        .diagram-main-row.diagram-panel.diagram-show {
            display: flex;
        }*/

.diagram-circuit-col {
    padding-right: 30px;
}

.circuit-img {
    display: block;
}

.container_appliction {
    padding: 0 5%;
}

/* 右侧产品推荐 */
.recommend-title {
    font-size: 22px;
    color: #222;
    margin: 0 0 16px;
    font-weight: 500;
}
.recommend-item span {
    margin-left: 15px;
    font-weight: 630;
    color: #999;
    font-size: 13px;
}
.recommend-item a:hover {
    color: #0074bc;
    text-decoration: underline;
}
.recommend-panel-head {
    background-color: #1a3044;
    color: #fff;
    padding: 14px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 17px;
    cursor: pointer;
}

.panel-arrow {
    font-size: 16px;
    transition: transform 0.3s;
}

.recommend-panel-body {
    border: 1px solid #e5e8ee;
    border-top: none;
}

.recommend-item {
    padding: 14px 18px;
    font-size: 15px;
    color: #333;
    border-bottom: 1px solid #eee;
}

.recommend-item:last-child {
    border-bottom: none;
}

/* 自适应 */
@media screen and (max-width:992px) {
    .diagram-circuit-col {
        padding-right: 0;
        margin-bottom: 30px;
    }

    .diagram-main-row {
        flex-direction: column;
    }

    .diagram-tab-btn {
        padding: 10px 16px;
        font-size: 14px;
    }
}

@media screen and (max-width:576px) {
    .container_box {
        padding: 0 12px;
    }

    .diagram-main-title {
        font-size: 20px;
    }

    .recommend-title {
        font-size: 19px;
    }
}




/* 新闻列表 */

/* .play {
    width: 60px;
    height: 60px;
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 50px;
    color: #ffffff;
    background: rgba(0, 0, 0, 0.25);
} */

.play {
    font-size: 45px;
}

.news-section {
    padding: 0;
    background: #fff;
}

.container_box {
    max-width: none;
    width: 100%;
    padding: 0 35px;
}

/* ========== 顶部轮播模块 ========== */
.news-swiper-box {
    overflow: hidden;
}

.newsTopSwiper {
    width: 100%;
}

.news-slide-item {
    display: flex !important;
    flex-direction: row;
    gap: 30px;
    align-items: stretch;
}

.slide-img-wrap {
    width: 52%;
    position: relative;
}

.slide-img {
    width: 100%;
    display: block;
}

.news-slide-title {
    line-height: 1.8;
    font-weight: 700;
}
.news-item-title {
    height: 100px;
    cursor: pointer;
}
/*新闻列表卡片hover整体动画*/
.news-item {
    transition: all 0.25s ease;
    cursor: pointer;
}

    .news-item:hover {
        transform: translateY(-4px);
        box-shadow: 0 4px 14px rgba(0,122,255,0.18);
        background-color: #f7faff !important;
    }

/*标题链接hover变色*/
.news-item-title a {
    color: #222;
    text-decoration: none;
    transition: color 0.2s ease;
}

.news-item:hover .news-item-title a {
    color: #007aff;
}

/*了解详情链接hover变色*/
.news-link {
    transition: color 0.2s ease;
}

.news-item:hover .news-link, .news-slide-title:hover, .news-slide-text:hover {
    color: #007aff;
}
    .container_news {
        max-width: 1450px;
    }

/* 视频播放遮罩 */
.play-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
}

.play-mask i {
    font-size: 50px;
    margin-bottom: 8px;
}

.time-label {
    font-size: 16px;
}

.img-desc {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    padding: 12px 16px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #fff;
    font-size: 15px;
}

.slide-text-box {
    width: 48%;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-date {
    font-size: 14px;
    color: #888;
    display: block;
    margin-bottom: 12px;
}

.slide-title {
    font-size: 24px;
    color: #222;
    font-weight: 500;
    margin: 0 0 16px;
    line-height: 1.4;
}

.slide-desc {
    font-size: 15px;
    color: #555;
    line-height: 1.7;
    margin: 0 0 20px;
}

.slide-dot span {
    width: 8px;
    height: 8px;
    background: #2277bb;
    border-radius: 50%;
    display: inline-block;
}

.news-pagination {
    position: relative;
    margin-top: 20px;
}

.news-pagination .swiper-pagination-bullet {
    background: #ccc;
}

.news-pagination .swiper-pagination-bullet-active {
    background: #2277bb;
}

/* ========== 新闻列表项 ========== */
.news-list-wrap {
    border-top: 1px solid #eee;
}

.news-list-item {
    padding: 30px 0;
    border-bottom: 1px solid #eee;
    gap: 24px;
}

.list-img {
    width: 100%;
    display: block;
}

.list-date {
    font-size: 14px;
    color: #888;
    display: block;
    margin-bottom: 10px;
}

.list-title {
    font-size: 18px;
    color: #222;
    margin: 0 0 12px;
    line-height: 1.4;
    font-weight: 500;
}

.read-more {
    font-size: 14px;
    color: #2277bb;
    text-decoration: none;
}

.read-more:hover {
    text-decoration: underline;
}

/* ========== 分页组件 ========== */
.page-box {
    gap: 8px;
}

.page-btn {
    border: 1px solid #ddd;
    background: #fff;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    cursor: pointer;
}

.page-num {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    cursor: pointer;
}

.page-num.active {
    background: #1a3044;
    color: #fff;
}

.page-dot {
    padding: 0 4px;
}

/* ========== 视频弹窗 ========== */
.video-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.video-modal-overlay.active {
    display: flex;
}

.video-modal-box {
    width: 80%;
    max-width: 900px;
    position: relative;
}

.modal-close-btn {
    position: absolute;
    top: -40px;
    right: 0;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 26px;
    cursor: pointer;
}

/* ========== 自适应媒体查询 ========== */
@media screen and (max-width:992px) {
    .news-slide-item {
        flex-direction: column;
        gap: 20px;
    }

    .slide-img-wrap,
    .slide-text-box {
        width: 100%;
    }

    .slide-title {
        font-size: 20px;
    }

    .video-modal-box {
        width: 92%;
    }
}

@media screen and (max-width:576px) {
    .container_box {
        padding: 0 12px;
    }

    .list-title {
        font-size: 16px;
    }

    .slide-title {
        font-size: 18px;
    }

    .news-list-item {
        padding: 20px 0;
    }
}





/* 新闻详情 */
/* 内容容器 */
.article-wrap {
    max-width: 1450px;
    margin: 0 auto;
    padding: 0 30px;
}

/* 标题区域 */
.article-title {
    font-size: 30px;
    font-weight: 600;
    color: #222;
    margin-bottom: 16px;
    line-height: 1.4;
}

.article-info {
    font-size: 14px;
    color: #888;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

/* 正文段落 */
.article-p {
    font-size: 16px;
    margin-bottom: 18px;
    text-align: justify;
}

/* 要点列表 */
.article-point {
    padding-left: 22px;
    margin: 10px 0 20px;
}

.article-point li {
    margin-bottom: 10px;
    font-size: 16px;
}

/* 图片样式 */
.article-img-box {
    margin: 26px 0;
}

.article-img {
    width: 100%;
    display: block;
    border-radius: 4px;
}

/* 二级小标题 */
.sub-title {
    font-size: 22px;
    font-weight: 600;
    margin: 36px 0 18px;
    color: #1a3044;
}

/* 表格样式 */
.table-box {
    margin: 24px 0;
    overflow-x: auto;
}

.tech-table {
    width: 100%;
    border-collapse: collapse;
}

.tech-table tr {
    border: 1px solid #ddd;
}

.tech-table td,
.tech-table th {
    padding: 14px 16px;
    border: 1px solid #ddd;
    font-size: 15px;
}

.tech-table th {
    background: #f5f8fa;
}

/* 底部引导文字 */
.tip-text {
    margin-top: 40px;
    font-size: 16px;
    color: #2277bb;
    font-weight: 500;
}

.pageDown {
    padding-top: 0.65rem;
}

.pageDown li {
    margin-bottom: 20px;
}

.pageDown li .inlie {
    display: block;
    position: relative;
    font-size: 16px;
    padding: 20px 40px 0;
    height: 100px;
    line-height: 30px;
    box-sizing: border-box;
    border: #e1e1e1 solid 1px;
    border-top: none;
}

.pageDown li .inlie:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 2px;
    background: #5f5f5f;
}

/* ========== 相关资讯模块 ========== */
.related-news-section {
    margin-top: 70px;
    padding-top: 50px;
    border-top: 1px solid #eee;
}

.related-title {
    text-align: center;
    font-size: 28px;
    font-weight: 600;
    color: #222;
    margin-bottom: 40px;
}

.related-news-list {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.news-card {
    flex: 1;
    min-width: 260px;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.news-card-img {
    width: 100%;
    height: 180px;
    overflow: hidden;
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.news-card:hover .news-card-img img {
    transform: scale(1.05);
}

.news-card-body {
    padding: 20px;
}

.news-date {
    font-size: 13px;
    color: #999;
    margin-bottom: 10px;
}

.news-card-title {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    line-height: 1.5;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card:hover .news-card-title {
    color: #2277bb;
}

.news-more {
    font-size: 14px;
    color: #2277bb;
    text-decoration: none;
    display: inline-block;
}

.news-more:hover {
    text-decoration: underline;
}

/* 相关资讯自适应 */
@media screen and (max-width: 992px) {
    .related-news-section {
        margin-top: 50px;
        padding-top: 35px;
    }

    .related-title {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .news-card {
        min-width: 45%;
    }
}

@media screen and (max-width: 576px) {
    .related-title {
        font-size: 20px;
    }

    .related-news-list {
        gap: 16px;
    }

    .news-card {
        min-width: 100%;
    }

    .news-card-img {
        height: 160px;
    }

    .news-card-body {
        padding: 16px;
    }

    .news-card-title {
        font-size: 15px;
    }
}

/* 移动端适配 */
@media screen and (max-width:768px) {
    .article-wrap {
        padding: 30px 15px;
    }

    .article-title {
        font-size: 24px;
    }

    .sub-title {
        font-size: 19px;
    }

    .article-p {
        font-size: 15px;
    }

    .tech-table td,
    .tech-table th {
        padding: 10px 8px;
        font-size: 14px;
    }
}


/* 产品模块 */
.vdmos-container-972{
    overflow-x:auto;
    -webkit-overflow-scrolling: touch;
}
.vdmos-datatable{
    width:100%;
    border-collapse:collapse;
    min-width:960px;
}
.vdmos-table-caption{
    background:#2976c1;
    color:#fff;
    font-size:27px;
    font-weight:bold;
    padding:10px;
    border:1px solid #2976c1;
    margin-bottom: 5px;
    text-align:center;
}
.vdmos-datatable th,
.vdmos-datatable td{
    border:1px solid #cccccc;
    padding:7px 5px;
    text-align:center;
    font-size:14px;
    white-space: nowrap;
}
.vdmos-header-main th{
    background:#2976c1;
    color:#ffffff;
}
.vdmos-header-sub th {
    background: #2976c1;
    color: #ffffff;
    font-weight: normal;
    border-top: 0;
    font-size: 13px;
}
.vdmos-filter-inputrow select{
    width:100%;
    border:1px solid #b4cbe3;
    padding:4px 6px;
    outline:none;
    font-size:13px;
}
.vdmos-datatable tbody tr:nth-child(even){
    background:#eeeeee;
}
.vdmos-pdf-mark{
    cursor:pointer;
    display:inline-block;
    padding: 10px 0;
}

.vdmos-pdf-mark img{
    width: 25px;
}
.vdmos-page-bar-631{
    display:flex;
    gap:5px;
    justify-content:center;
    margin-top:18px;
    flex-wrap: wrap;
}
.vdmos-page-bar-631 button{
    padding:6px 12px;
    border:1px solid #ccc;
    background:#fff;
    cursor:pointer;
    font-size:14px;
}
.vdmos-page-bar-631 button.vdmos-page-active{
    background:#2976c1;
    color:#fff;
    border-color:#2976c1;
}
.vdmos-page-bar-631 button:disabled{
    opacity:0.5;
    cursor:not-allowed;
}
/* 默认隐藏，JS控制展示 */
.vdmos-data-row{
  /*  display:none;*/
}
.vdmos-data-row.vdmos-row-visible{
    display:table-row;
}

/* ========== 媒体查询自适应 ========== */
@media screen and (max-width: 768px) {
    body {
        padding:6px;
    }
    .vdmos-datatable th,
    .vdmos-datatable td{
        font-size:12px;
        padding:6px 3px;
    }
    .vdmos-table-caption{
        font-size:15px;
        padding:8px;
    }
    .vdmos-page-bar-631 button{
        padding:5px 8px;
        font-size:12px;
    }
    .vdmos-pdf-mark{
        font-size:16px;
    }
}
@media screen and (max-width: 480px) {
    .vdmos-datatable{
        min-width:820px;
    }
}


/* 产品站点导航 */
.semicon-nav-wrapper-841 {
    background: linear-gradient(180deg, #f3f7fb 0%, #ffffff 100%);
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 10;
    width: 100%;
    padding: 18px 0 22px;
    border-top: 1px solid #e6edf5;
    box-shadow: 0 -4px 14px rgba(34, 119, 187, 0.06);
}

.semicon-mainmenu-list {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 14px;
}

.semicon-mainmenu-item {
    position: relative;
    flex: 1 1 0;
    min-width: 130px;
}

/* 一级分类卡片 */
.semicon-mainmenu-link {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 18px;
    background: #ffffff;
    border: 1px solid #e1e8f0;
    border-radius: 10px;
    color: #333333;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    z-index: 2;
    transition: all 0.32s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 6px rgba(34, 119, 187, 0.04);
}

    .semicon-mainmenu-link::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, #2277bb 0%, #447fb3 100%);
        opacity: 0;
        transition: opacity 0.32s ease;
        z-index: -1;
    }

    .semicon-mainmenu-link:hover,
    .semicon-mainmenu-item:hover .semicon-mainmenu-link {
        color: #ffffff;
        border-color: transparent;
        transform: translateY(-3px);
        box-shadow: 0 10px 22px rgba(34, 119, 187, 0.28);
    }

        .semicon-mainmenu-link:hover::before,
        .semicon-mainmenu-item:hover .semicon-mainmenu-link::before {
            opacity: 1;
        }

    /* 当前二级栏目所属的一级分类：active 样式与鼠标经过一致 */
    .semicon-mainmenu-item.active .semicon-mainmenu-link {
        color: #ffffff;
        border-color: transparent;
        transform: translateY(-3px);
        box-shadow: 0 10px 22px rgba(34, 119, 187, 0.28);
    }

        .semicon-mainmenu-item.active .semicon-mainmenu-link::before {
            opacity: 1;
        }

/* 一级分类图标 */
.semicon-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(34, 119, 187, 0.08);
    transition: background 0.32s ease, transform 0.32s ease;
}

    .semicon-icon img {
        width: 22px;
        height: 22px;
        display: block;
        filter: grayscale(1);
        transition: filter 0.32s ease, transform 0.32s ease;
    }

/* 一级分类选中时图标变白 */
.semicon-mainmenu-item.active .semicon-icon img {
    filter: brightness(0) invert(1);
}

.semicon-mainmenu-link:hover .semicon-icon,
.semicon-mainmenu-item:hover .semicon-icon {
   /* background: rgba(255, 255, 255, 0.18);
    transform: rotate(-8deg) scale(1.06);*/
}

    .semicon-mainmenu-link:hover .semicon-icon img,
    .semicon-mainmenu-item:hover .semicon-icon img {
        filter: brightness(0) invert(1);
    }

/* 文字 */
.semicon-text {
    font-size: 16px;
    letter-spacing: 0.5px;
    transition: color 0.32s ease;
}

/* 下拉子菜单容器：透明桥接层，紧贴一级卡片消除间隙 */
.semicon-submenu-wrap {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding-top: 10px;
    background: transparent;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transform-origin: top center;
    transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s;
    z-index: 9;
    pointer-events: none;
}

    .semicon-mainmenu-item:hover .semicon-submenu-wrap,
    .semicon-submenu-wrap:hover,
    .semicon-submenu-inner:hover {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

/* 子菜单视觉卡片 */
.semicon-submenu-inner {
    background: #ffffff;
    border: 1px solid #e1e8f0;
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* 子分类胶囊按钮 */
.semicon-submenu-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 9px 14px;
    background: #ffffff;
    border: 1px solid #e1e8f0;
    border-radius: 30px;
    color: #333333;
    font-size: 14px;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.28s ease, color 0.28s ease, border-color 0.28s ease, transform 0.28s ease;
}

    .semicon-submenu-link:hover {
        background: linear-gradient(135deg, #2277bb 0%, #447fb3 100%);
        color: #ffffff;
        border-color: transparent;
        transform: translateX(2px);
        box-shadow: 0 6px 14px rgba(34, 119, 187, 0.28);
    }

    /* 当前所在二级分类：样式与 hover 一致 */
    .semicon-submenu-link.active {
        background: linear-gradient(135deg, #2277bb 0%, #447fb3 100%);
        color: #ffffff;
        border-color: transparent;
        transform: translateX(2px);
        box-shadow: 0 6px 14px rgba(34, 119, 187, 0.28);
    }

.submenu-text {
    font-size: 14px;
    font-weight: 500;
}

/* 子分类右箭头 */
.submenu-arrow {
    position: relative;
    display: inline-block;
    width: 18px;
    height: 14px;
    flex-shrink: 0;
    transition: transform 0.28s ease;
}

    .submenu-arrow::before,
    .submenu-arrow::after {
        content: "";
        position: absolute;
        background: currentColor;
        transition: background 0.28s ease;
    }

    .submenu-arrow::before {
        top: 50%;
        left: 0;
        width: 14px;
        height: 2px;
        border-radius: 2px;
        transform: translateY(-50%);
    }

    .submenu-arrow::after {
        top: 50%;
        right: 2px;
        width: 9px;
        height: 9px;
        border-top: 2px solid currentColor;
        border-right: 2px solid currentColor;
        background: transparent;
        transform: translateY(-50%) rotate(45deg);
    }

.semicon-submenu-link:hover .submenu-arrow,
.semicon-submenu-link.active .submenu-arrow {
    transform: translateX(3px);
}

/* 自适应适配 */
@media screen and (max-width: 1200px) {
    .semicon-mainmenu-link {
        padding: 12px 14px;
        font-size: 15px;
    }

    .semicon-text {
        font-size: 15px;
    }
}

@media screen and (max-width: 992px) {
    .semicon-nav-wrapper-841 {
        position: relative;
        padding: 14px 0 18px;
    }

    .semicon-mainmenu-list {
        gap: 10px;
    }

    .semicon-mainmenu-link {
        padding: 10px 12px;
    }

    .semicon-icon {
        width: 28px;
        height: 28px;
    }

        .semicon-icon img {
            width: 18px;
            height: 18px;
        }
}

@media screen and (max-width: 768px) {
    .semicon-nav-wrapper-841 {
        position: sticky;
        top: 0;
        z-index: 100;
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

    /* 移动端：放弃横向滚动，改用 3×2 网格两行铺开 6 个一级卡片。
       这样既不需要 overflow-x，也能让子菜单改回 absolute 浮在上面不撑开 LI */
    .semicon-mainmenu-list {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        width: auto;
        padding: 4px 0 6px;
    }

    .semicon-mainmenu-item {
        min-width: 0;
        flex-shrink: 0;
        align-items: stretch;
    }

    /* 子菜单改回 absolute 浮动，z-index:999 浮在所有内容之上。
       因为 nav-wrapper 不再有 overflow，子菜单不会受隐式 Y 方向裁切影响 */
    .semicon-submenu-wrap {
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% + 6px);
        background: transparent;
        opacity: 0;
        visibility: hidden;
        max-height: none;
        padding: 0;
        transform: translateY(-6px);
        transition: opacity 0.28s ease, transform 0.28s ease, visibility 0.28s;
        pointer-events: none;
        z-index: 999;
    }

    .semicon-mainmenu-item:hover .semicon-submenu-wrap,
    .semicon-mainmenu-item:focus-within .semicon-submenu-wrap,
    .semicon-mainmenu-item.is-open .semicon-submenu-wrap {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .semicon-submenu-inner {
        padding: 8px;
        border-radius: 10px;
        gap: 5px;
    }

    .semicon-submenu-link {
        padding: 8px 12px;
        font-size: 13px;
        gap: 6px;
    }

    /* 紧凑化的图标和文字 */
    .semicon-mainmenu-link {
        padding: 10px 6px;
    }

    .semicon-icon {
        width: 26px;
        height: 26px;
    }

        .semicon-icon img {
            width: 18px;
            height: 18px;
        }

    .semicon-text {
        font-size: 14px;
    }
}

/* 产品表格：表头固定不动，tbody 独立滚动，滚动条只出现在数据区域 */
.vdmos-datatable {
    width: 100%;
    table-layout: fixed;
}

    .vdmos-datatable thead {
        display: table;
        width: calc(100% - 8px);
        table-layout: fixed;
    }

    .vdmos-datatable tbody {
        display: block;
        max-height: 600px;
        overflow-y: auto;
        scrollbar-gutter: stable;
        scrollbar-width: thin;
    }

        .vdmos-datatable tbody tr {
            display: table;
            width: 100%;
            table-layout: fixed;
        }
        /* 滚动条美化 (Chrome/Edge) */
        .vdmos-datatable tbody::-webkit-scrollbar {
            width: 8px;
        }

        .vdmos-datatable tbody::-webkit-scrollbar-thumb {
            background: #c0c4cc;
            border-radius: 4px;
        }

            .vdmos-datatable tbody::-webkit-scrollbar-thumb:hover {
                background: #909399;
            }

        .vdmos-datatable tbody::-webkit-scrollbar-track {
            background: #f0f0f0;
        }
        /* ============================================================

/* ---------- 1. 数据行：拉高行高 + 细边框 + 上下留白 ---------- */
        .vdmos-datatable tbody tr.vdmos-data-row {
            /* 行高：表格中每个 td 默认 12-14px，加 padding 12px 上下 → 总行高约 44-48px，
       与目标图基本一致。 */
            line-height: 2.5;
        }

            .vdmos-datatable tbody tr.vdmos-data-row td {
                /* 单元格上下留白：让数据内容不再贴边 */
                padding: 12px 8px;
                /* 字号保持不变，避免改变整体观感 */
                font-size: 14px;
                /* 行间细线：1px 浅灰 */
                border-bottom: 1px solid #ebeef5;
            }

/* ---------- 2. 移除 table 默认外框 / 合并 cell 边框 ---------- */
.vdmos-datatable {
    border-collapse: collapse;
    border-spacing: 0;
    /* 表格整体外边框用 1px 浅灰，与单元格保持一致 */
    border: 1px solid #ebeef5;
}

    .vdmos-datatable thead th {
        /* 表头不显示下方的双线/粗线，避免和单元格边框叠加变粗 */
        border-bottom: 1px solid #ebeef5;
    }

    /* ---------- 3. 间隔斑马纹：保持现有风格，仅调整行间距 ---------- */
    .vdmos-datatable tbody tr.vdmos-data-row:nth-child(even) td {
        background-color: #fafbfc;
    }

    .vdmos-datatable tbody tr.vdmos-data-row:hover td {
        cursor:pointer;
        background-color: #f5f7fa;
        transition: background-color 0.15s ease;
    }

    /* ---------- 4. 筛选行（表头的下拉行）也做对齐处理 ---------- */
    .vdmos-datatable thead tr.vdmos-filter-inputrow th {
        padding: 6px 4px;
        border-bottom: 1px solid #ebeef5;
    }

    .vdmos-datatable thead tr.vdmos-header-main th,
    .vdmos-datatable thead tr.vdmos-header-sub th {
        padding: 10px 8px;
        line-height: 1.4;
    }

    /* ---------- 5. PDF 链接单元格：图标上下居中 ---------- */
    .vdmos-datatable tbody tr.vdmos-data-row td .vdmos-pdf-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

        .vdmos-datatable tbody tr.vdmos-data-row td .vdmos-pdf-mark img {
            max-height: 22px;
            width: auto;
        }
    .vdmos-datatable th:first-child,
    .vdmos-datatable td:first-child {
        width: 150px;
        min-width: 150px;
    }
.newsimg-n {
    max-height: 270px;
}
.newsimg{max-height:400px;height:400px;}
/* 底部 */
/* 页脚全局基础 */
.footer_wrap {
    background-color: #0f2036;
    color: #c5d1e2;
    padding: 60px 0 30px;
    font-size: 15px;
}

.footer_row {
    row-gap: 40px;
    margin-bottom: 50px;
}

.footer_col {
    padding: 0 20px;
}

/* 左侧品牌标题 */
.footer_title {
    font-size: 36px;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 24px;
}

.footer_desc {
    line-height: 1.8;
    margin-bottom: 30px;
    color: #b8c7dd;
}

/* 微信/邮箱/电话图标按钮 */
.footer_contact_icon {
    display: flex;
    gap: 16px;
    margin-bottom: 25px;
}

.icon_item {
    width: 52px;
    height: 52px;
    background: #20334d;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    transition: 0.2s ease;
}

.icon_item:hover {
    background: #2277bb;
}

/* 栏目小标题 */
.sub_title {
    font-size: 24px;
    color: #fff;
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.sub_title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: #2277bb;
}

/* 栏目链接列表 */
.sub_list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sub_list li {
    margin-bottom: 14px;
}

.sub_list li a {
    color: #b8c7dd;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.2s;
}

.sub_list li a:hover {
    color: #2277bb;
}

/* 联系我们地址电话 */
.contact_list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact_list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 18px;
    font-size: 16px;
}

.contact_list li i {
    color: #2277bb;
    font-size: 18px;
    margin-top: 3px;
    flex-shrink: 0;
}

/* 底部版权分割栏 */
.copyright_bar {
    border-top: 1px solid #20334d;
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    color: #98a8bf;
}

.copyright_right a {
    color: #98a8bf;
    text-decoration: none;
    margin-left: 22px;
}

.copyright_right a:hover {
    color: #2277bb;
}

/* 自适应媒体查询（平板/手机自动换行） */
@media screen and (max-width:992px) {
    .footer_title {
        font-size: 28px;
    }

    .sub_title {
        font-size: 20px;
    }

    .copyright_bar {
        flex-direction: column;
        text-align: center;
    }

    .copyright_right {
        text-align: center;
    }

    .copyright_right a:first-child {
        margin-left: 0;
    }
}

@media screen and (max-width:576px) {
    .footer_wrap {
        padding: 40px 0 20px;
    }

    .footer_title {
        font-size: 24px;
    }

    .icon_item {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
}
.zixunBtn {
    position: fixed;
    right: 0;
    top: 50%;
    margin-top: -42px;
    z-index: 95;
}

    .zixunBtn a {
        display: block;
        background: #0b308e;
        width: 90px;
        padding-top: 18px;
        height: 86px;
        text-align: center;
        font-size: 14px;
        color: #fff;
    }

        .zixunBtn a .ico {
            height: 38px;
        }

/* wow默认隐藏，动画触发后显示 */
.wow {
  visibility: hidden;
}
.wow.animated {
  visibility: visible;
}

/* 自定义向上淡入50px */
@keyframes fadeInUp50 {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.fadeInUp50 {
  animation-name: fadeInUp50;
  animation-duration: 0.8s;
  animation-fill-mode: both;
}

/* 左右入场动画按需补充 */
@keyframes fadeInLeft50 {
  from {opacity:0;transform:translateX(50px);}
  to {opacity:1;transform:translateX(0);}
}
.fadeInLeft50 {animation-name: fadeInLeft50;animation-fill-mode: both;}

@keyframes fadeInRight50 {
  from {opacity:0;transform:translateX(-50px);}
  to {opacity:1;transform:translateX(0);}
}
.fadeInRight50 {animation-name: fadeInRight50;animation-fill-mode: both;}

/* ============================================================
 * Element UI el-select 下拉筛选 —— 网站风格美化
 * 主色 #2277bb / 渐变蓝 / 浅灰边框，与产品中心筛选行配套
 * ============================================================ */

/* ---------- 1. 选择器输入框 ---------- */
.el-select .el-input__inner {
    border-radius: 8px;
    border-color: #d9dee7;
    background-color: #ffffff;
    color: #333333;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

    /* 悬停：边框变品牌蓝 */
    .el-select .el-input__inner:hover {
        border-color: #2277bb;
    }

    /* 聚焦：品牌蓝边框 + 淡蓝光晕 */
    .el-select .el-input.is-focus .el-input__inner {
        border-color: #2277bb;
        box-shadow: 0 0 0 3px rgba(34, 119, 187, 0.12);
        background-color: #ffffff;
    }

    /* 占位符颜色 */
    .el-select .el-input__inner::placeholder {
        color: #a8b0bd;
    }

/* 下拉箭头：默认灰蓝，悬停/聚焦变品牌蓝 */
.el-select .el-select__caret {
    color: #909aa8;
    transition: color 0.2s ease, transform 0.2s ease;
}
.el-select:hover .el-select__caret,
.el-select .el-input.is-focus .el-select__caret {
    color: #2277bb;
}

/* ---------- 2. 下拉面板 ---------- */
.el-select-dropdown {
    border: 1px solid #e1e8f0;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(31, 45, 61, 0.14);
    padding: 4px;
}

    /* 顶部箭头与面板边框同色 */
    .el-select-dropdown[x-placement^="bottom"] .popper__arrow {
        border-bottom-color: #e1e8f0;
    }
    .el-select-dropdown[x-placement^="bottom"] .popper__arrow::after {
        border-bottom-color: #ffffff;
    }

.el-select-dropdown__list {
    padding: 2px;
}

/* 空数据提示 */
.el-select-dropdown__empty {
    padding: 10px 0;
    font-size: 12px;
    color: #909aa8;
}

/* ---------- 3. 下拉选项 ---------- */
.el-select-dropdown__item {
    height: 34px;
    line-height: 34px;
    padding: 0 12px;
    margin: 2px 0;
    border-radius: 7px;
    font-size: 13px;
    color: #333333;
    transition: background-color 0.15s ease, color 0.15s ease;
}

    /* 悬停：淡蓝底 + 品牌蓝字 */
    .el-select-dropdown__item:hover,
    .el-select-dropdown__item.hover {
        background-color: #f0f7fc;
        color: #2277bb;
    }

    /* 选中：品牌蓝文字加粗 + 淡蓝底（右侧对勾为 Element 自带，跟随文字色） */
    .el-select-dropdown__item.selected {
        background-color: #ecf5ff;
        color: #2277bb;
        font-weight: 600;
    }

/* ---------- 4. filterable 搜索框 ---------- */
.el-select-dropdown .el-input__inner {
    height: 30px;
    line-height: 30px;
    border-radius: 7px;
    border-color: #d9dee7;
    font-size: 12px;
}
    .el-select-dropdown .el-input__inner:focus {
        border-color: #2277bb;
        box-shadow: 0 0 0 3px rgba(34, 119, 187, 0.12);
    }




/*侧边漂浮栏*/
.right_side {
    position: absolute;
    right: 0;
    top: 33%;
    width: 60px;
    height: 245px;
    z-index: 80000;
}

    .right_side ul {
    }

        .right_side ul li {
            width: 60px;
            height: 60px;
            border-bottom: 1px solid #3197f0;
            background: #2c88d8 url(../image/right_ico.png) no-repeat;
            cursor: pointer;
            position: relative;
            -webkit-transition: background 0.5s ease-out;
            -moz-transform: background 0.5s ease-out;
            transition: background 0.5s ease-out;
        }

            .right_side ul li:hover {
                background: #FFFFFF url(../image/right_ico.png) no-repeat;
            }

            .right_side ul li.wx1 {
                background-position: center 17px;
                border-top-left-radius: 5px;
            }

                .right_side ul li.wx1 div {
                    display: none;
                    background-color: #f9f9f9;
                    position: absolute;
                    right: 60px;
                    width: 200px;
                    border-bottom-left-radius: 5px;
                    border-top-left-radius: 5px;
                    overflow: hidden;
                    -moz-box-shadow: -7px 0px 10px rgba(0,0,0,0.2);
                    -webkit-box-shadow: -7px 0px 10px rgba(0,0,0,0.2);
                    box-shadow: -7px 0px 10px rgba(0,0,0,0.2);
                }

                    .right_side ul li.wx1 div dt {
                        text-align: center;
                        height: 60px;
                        line-height: 60px;
                        background-color: #ffffff;
                    }

                    .right_side ul li.wx1 div dd {
                        height: 60px;
                        line-height: 60px;
                        color: #666666;
                        margin: 0 auto;
                        width: 160px;
                        font-size: 16px;
                        border-bottom: 1px dotted #dedede;
                        text-indent: 80px;
                        background: url(../image/qqbg.gif) no-repeat 30px 17px;
                    }

                        .right_side ul li.wx1 div dd a {
                            display: block;
                        }

                            .right_side ul li.wx1 div dd a:hover {
                                color: #556c9c;
                            }

            .right_side ul li.tel {
                background-position: center -44px;
            }

                .right_side ul li.tel div {
                    display: none;
                    border-bottom-left-radius: 5px;
                    border-top-left-radius: 5px;
                    position: absolute;
                    right: 60px;
                    -moz-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
                    -webkit-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
                    box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
                    height: 60px;
                    line-height: 60px;
                    padding: 0 20px;
                    font-size: 24px;
                    font-weight: bold;
                    color: #217cc8;
                    background-color: #ffffff;
                    white-space: nowrap
                }

            .right_side ul li.wx {
                background-position: center -105px;
            }

            .right_side ul li:hover div {
                display: block;
            }

.wx div {
    border-radius: 5px;
    display: none;
    position: absolute;
    top: -45px;
    right: 60px;
    -moz-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    -webkit-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    overflow: hidden;
}

.wx1 div {
    border-radius: 5px;
    display: none;
    position: absolute;
    top: -45px;
    right: 60px;
    -moz-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    -webkit-box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    box-shadow: -7px 0px 10px rgba(0,0,0,0.3);
    overflow: hidden;
}

.right_side ul li.top {
    background-position: center -166px;
    border: none;
    border-bottom-left-radius: 5px;
}

.right_side ul li.qq:hover {
    border-radius: 0;
}

@media screen and (max-width:1600px) and (min-width:1200px) {
    /* 仅笔记本屏幕生效，大屏不受影响；zoom 不会破坏 position:fixed 导航栏 */
    body {
        zoom: 0.92; /* 缩小8%，调整为0.95=缩小5%，0.90=缩小10% */
    }
}