html,
body {
    position: relative;
    height: 100%;
}

body {
    background: #eee;
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
    font-size: 14px;
    color: #000;
    margin: 0;
    padding: 0;
}

.swiper {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
}

.swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mobile-box,
.computer-box {
    position: fixed;
    top: 0;
    z-index: 99;
    width: 100%;
    padding: 20px 0 0;
    color: white;
}

.mobile-box .header-box,
.computer-box .header-box {
    display: flex;
    width: 90%;
    justify-content: space-between;
    align-items: center;
    flex-direction: row;
    margin: auto auto 20px;
}

.mobile-box .header-box .left-box,
.computer-box .header-box .left-box {
    min-width: 450px;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    margin-right: 20px;
}

.mobile-box .header-box .left-box {
    min-width: 250px;
}

.computer-box .header-box .left-box .logo {
    width: 100px;
    height: 70.95px;
    margin-right: 10px;
}

.mobile-box .header-box .left-box .logo {
    width: 50px;
    height: 50px;
    margin-right: 10px;
}

.mobile-box .header-box .left-box .title-box,
.computer-box .header-box .left-box .title-box {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.computer-box .header-box .left-box .title-box .title-ch {
    font-size: 28px;
    font-weight: 700;
    line-height: 40.54px;
}

.mobile-box .header-box .left-box .title-box .title-ch {
    font-size: 15px;
    font-weight: 700;
    line-height: 25px;
}

.computer-box .header-box .left-box .title-box .title-en {
    font-size: 14px;
    font-weight: 700;
    line-height: 20.27px;
}

.mobile-box .header-box .left-box .title-box .title-en {
    font-size: 8px;
    font-weight: 700;
    line-height: 10px;
}

.computer-box .header-box .right-box {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    width: 40%;
    font-size: 16px;
    margin-left: 10px;
}

.computer-box .header-box .right-box .item {
    padding-bottom: 20px;
    cursor: pointer;
    position: relative; /* 为 ::after 提供定位参考 */
}

.computer-box .header-box .right-box .item::after {
    content: "";
    position: absolute;
    left: 50%; /* 初始位置居中 */
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: #fff;
    transform: translateX(-50%); /* 确保起点在中间 */
    transition: width 0.3s ease; /* 平滑动画效果 */
}

header2 .computer-box .header-box .right-box .item::after {
    background-color: #fff;
}
header2 .computer-box .header-box .right-box .black+.item::after {
    background-color: #000!important;
}

.computer-box .header-box .right-box .item:hover::after {
    width: 100%; /* 从中间向两端展开 */
}

/* 默认隐藏的汉堡菜单 */
.hamburger-menu {
    display: none;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    height: 20px;
}

.hamburger-menu .bar {
    width: 30px;
    height: 3px;
    background-color: white;
    border-radius: 3px;
}

.hamburger-menu .bars {
    background-color: #000 !important;
}

.mobile-box-bgc {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9); /* 半透明背景 */
    color: white;
    z-index: 1000;
    overflow-y: auto; /* 允许内容垂直滚动 */
    transform: translateY(-100%); /* 初始隐藏 */
    transition: transform 0.3s ease; /* 平滑过渡效果 */
}

.mobile-box-bgc.active {
    display: flex;
    transform: translateY(0); /* 显示 Mobile Top Box */
}

.mobile-box-bgc .mobile-box {
    color: black;
    background-color: #fff;
}

.close-btn {
    position: relative;
    width: 30px; /* 按钮的宽度 */
    height: 30px; /* 按钮的高度 */
    cursor: pointer;
}

.close-btn::before,
.close-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 3px; /* 线条厚度 */
    background-color: black; /* 线条颜色 */
    border-radius: 2px; /* 使线条有圆角 */
    transform-origin: center;
    transition: transform 0.3s ease; /* 平滑动画 */
}

.close-btn::before {
    transform: translateY(-50%) rotate(45deg); /* 创建第一根斜线 */
}

.close-btn::after {
    transform: translateY(-50%) rotate(-45deg); /* 创建第二根斜线 */
}

.close-btn:hover::before {
    transform: translateY(-50%) rotate(90deg); /* 鼠标悬停时的动画 */
}

.close-btn:hover::after {
    transform: translateY(-50%) rotate(0deg); /* 鼠标悬停时的动画 */
}


.mobile-box-bgc .mobile-box .bottom-box {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.mobile-box-bgc .mobile-box .bottom-box .item {
    cursor: pointer;
    padding-bottom: 20px;
    padding-top: 20px;
    width: 100%;
    font-size: 15px;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid black;
    /* 初始样式 */
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}

.mobile-box-bgc .mobile-box .bottom-box .item:hover {
    transform: scale(1.1); /* 鼠标移入放大 */
    /*box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); !* 添加阴影效果 *!*/
}

.mobile-box-bgc .mobile-box .bottom-box .item:first-child {
    border-top: 1px solid black;
}

.mobile-box-bgc .mobile-box .bottom-box .item:last-child {
    border-bottom: none;
}

/*lbt*/
.lbt-swiper .bgc {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    z-index: -1;
}

.lbt-swiper .contents {
    position: relative;
    top: 220px;
    left: 200px;
}

.lbt-swiper .text-box {
    display: flex;
    flex-direction: column;
    width: 50%;
}

.lbt-swiper .text-box .text {
    font-size: 60px;
    font-weight: 400;
    letter-spacing: 10.8px;
    line-height: 86.88px;
    color: rgba(255, 255, 255, 1);
}

.lbt-swiper .text-box .btn {
    margin-top: 80px;
    width: 160px;
    height: 50px;
    opacity: 1;
    border-radius: 5px;
    background: rgba(255, 255, 255, 1);
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.4px;
    line-height: 23.17px;
    color: rgba(23, 63, 143, 1);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    /* 初始样式 */
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}

.lbt-swiper .text-box .btn:hover {
    transform: scale(1.1); /* 鼠标移入放大 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* 添加阴影效果 */
}


.swiper-pagination {
    bottom: var(--swiper-pagination-bottom, 60px) !important;
    display: flex;
    justify-content: center;
}

.swiper-pagination-bullet {
    width: var(--swiper-pagination-bullet-width, var(--swiper-pagination-bullet-size, 25%)) !important;
    height: var(--swiper-pagination-bullet-height, var(--swiper-pagination-bullet-size, 3px)) !important;
    display: flex !important;
    flex-direction: column;
    align-items: flex-start;
}

.swiper-pagination-bullet .num {
    font-size: 24px;
    font-weight: 400;
    opacity: 0.3;
    margin-bottom: 10px;
    line-height: 27.16px;
    color: rgba(246, 246, 246, 1);
    margin-top: -40px;
}

.swiper-pagination-bullet {
    border-radius: 0 !important;
}

.swiper-pagination-bullet-active .num {
    opacity: 1 !important;
    color: rgba(246, 246, 246, 1) !important;
}

/*公司新闻公告*/
.news-box {
    min-height: 100vh;
    background: rgba(248, 248, 248, 1);
    padding: 0 140px;
    position: relative; /* 设置父元素为相对定位 */
    overflow: hidden; /* 防止图片溢出 */
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.news-box::before {
    content: ''; /* 伪元素必须有内容 */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(248, 248, 248, 1);
    z-index: -1; /* 背景在最底层 */
}

.news-box .img {
    position: absolute; /* 设置图片为绝对定位 */
    bottom: 0; /* 将图片定位到父容器的底部 */
    left: 0; /* 将图片定位到父容器的左侧 */
    z-index: 0; /* 设置图片的层级，使其在最底层 */
    width: 60%;
    min-width: 350px;
    height: 70%;
    object-fit: cover;
}

.about-box .left-box,
.group-box .left-box,
.news-box .left-box {
    width: 20%;
    min-width: 220px;
    z-index: 1;
    margin-top: 170px;
    text-align: left;
}

.about-box .left-box,
.group-box .left-box {
    padding: 0 140px;
}

.about-box .left-box .top-en,
.group-box .left-box .top-en,
.news-box .left-box .top-en {
    height: 71px;
    font-size: 60px;
    font-weight: 400;
    letter-spacing: 0.6px;
    line-height: 70.31px;
    color: rgba(230, 230, 230, 1);
}

.about-box .left-box .line,
.group-box .left-box .line,
.news-box .left-box .line {
    width: 53px;
    height: 4px;
    background: rgb(0, 163, 255);
    margin-bottom: 20px;
}

.about-box .left-box .bottom-ch,
.group-box .left-box .bottom-ch,
.news-box .left-box .bottom-ch {
    height: 44px;
    font-size: 30px;
    font-weight: 600;
    letter-spacing: 1.5px;
    line-height: 43.11px;
    color: rgba(57, 57, 57, 1);
}

.about-box .left-box .bottom-ch,
.group-box .left-box .bottom-ch {
    color: #fff;
}

.about-box .left-box .bottom-name,
.group-box .left-box .bottom-name,
.news-box .left-box .bottom-name {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.9px;
    line-height: 26.06px;
    color: rgba(57, 57, 57, 1);
    margin-top: 40px;
    cursor: pointer;
    position: relative; /* 确保伪元素定位正确 */
}

.about-box .left-box .bottom-name,
.group-box .left-box .bottom-name {
    color: #fff;
}

.group-box .left-box .bottom-name::before,
.news-box .left-box .bottom-name::before {
    content: ""; /* 生成伪元素 */
    position: absolute;
    bottom: 0; /* 位于元素底部 */
    left: 0; /* 从左侧开始 */
    width: 0; /* 初始宽度为 0 */
    height: 1px; /* 下划线的高度 */
    background-color: rgb(23, 63, 143); /* 下划线的颜色 */
    transition: width 0.3s ease; /* 动画效果 */
}

.group-box .left-box .bottom-name:hover,
.news-box .left-box .bottom-name:hover {
    color: rgba(23, 63, 143, 1); /* 鼠标悬停时文字颜色变化 */
}

.group-box .left-box .bottom-name:hover::before,
.news-box .left-box .bottom-name:hover::before {
    width: 100%; /* 悬停时展开到整个宽度 */
}

.news-box .left-box .active {
    color: rgba(23, 63, 143, 1);
    padding-bottom: 10px;
    border-bottom: 1px solid rgb(23, 63, 143);
}


.news-box .right-box {
    display: flex;
    flex-wrap: wrap; /* 使项目自动换行 */
    justify-content: space-around;
    align-content: flex-start;
    gap: 20px; /* 控制两列之间的间距 */
    padding: 0 40px;
    z-index: 1;
    margin-left: 60px;
    margin-top: 170px;
}

.news-box .right-box .item-box {
    display: flex;
    width: calc(45% - 20px); /* 每一列宽度为50%减去间距 */
    height: 160px;
    margin-bottom: 20px; /* 每个项目之间的垂直间距 */
    padding: 20px;
    background-color: rgb(255, 255, 255);
    cursor: pointer;

    /* 初始样式 */
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}

.news-box .right-box .item-box:hover {
    transform: scale(1.1); /* 鼠标移入放大 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* 添加阴影效果 */
}

.news-box .right-box .item-box .item-left {
    margin-right: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.left-date {
    font-size: 30px;
    font-weight: 400;
    letter-spacing: 1.5px;
    line-height: 35.16px;
    color: rgba(0, 0, 0, 1);
}

.left-year {
    font-size: 14px;
    font-weight: 400;
    line-height: 19.6px;
    color: rgba(153, 153, 153, 1);
    margin-top: 10px;
    margin-bottom: 20px;
}

.left-line {
    width: 70px;
    height: 1px;
    opacity: 0.5;
    background: rgba(110, 118, 148, 1);
}

.right-title {
    font-size: 20px;
    font-weight: 400;
    line-height: 30px;
    color: rgba(0, 0, 0, 1);
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2; /* 限制为三行 */
    overflow: hidden; /* 隐藏超出部分 */
    text-overflow: ellipsis; /* 使用省略号代替溢出的文本 */
    text-align: left;
}

.right-content {
    font-size: 20px;
    font-weight: 400;
    line-height: 28px;
    color: rgba(153, 153, 153, 1);
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3; /* 限制为三行 */
    overflow: hidden; /* 隐藏超出部分 */
    text-overflow: ellipsis; /* 使用省略号代替溢出的文本 */
    text-align: left;
}

.right-data {
    display: none;
    margin-top: 5px;
    color: rgba(153, 153, 153, 1);
}

.center-box {
    margin-top: 100px;
    display: none;
    flex-direction: column;
    align-items: center;
}

.center-box .top-en {
    height: 71px;
    font-size: 60px;
    font-weight: 400;
    letter-spacing: 0.6px;
    line-height: 70.31px;
    color: rgba(230, 230, 230, 1);
}

.center-box .line {
    width: 53px;
    height: 4px;
    background: rgb(0, 163, 255);
    margin-bottom: 10px;
}

.center-box .bottom-ch {
    height: 44px;
    font-size: 30px;
    font-weight: 600;
    letter-spacing: 1.5px;
    line-height: 43.11px;
    color: rgba(57, 57, 57, 1);
}

.center-box .bottom-name-box {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    width: 50%;
}

.center-box .bottom-name {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.9px;
    line-height: 26.06px;
    color: rgba(57, 57, 57, 1);
    margin-top: 10px;
    cursor: pointer;
    position: relative; /* 确保伪元素定位正确 */
}

.center-box .bottom-name::before {
    content: ""; /* 生成伪元素 */
    position: absolute;
    bottom: 0; /* 位于元素底部 */
    left: 0; /* 从左侧开始 */
    width: 0; /* 初始宽度为 0 */
    height: 1px; /* 下划线的高度 */
    background-color: rgb(23, 63, 143); /* 下划线的颜色 */
    transition: width 0.3s ease; /* 动画效果 */
}

.center-box .bottom-name:hover {
    color: rgba(23, 63, 143, 1); /* 鼠标悬停时文字颜色变化 */
}

.center-box .bottom-name:hover::before {
    width: 100%; /* 悬停时展开到整个宽度 */
}

.center-box .active {
    color: rgba(23, 63, 143, 1);
    padding-bottom: 10px;
    border-bottom: 1px solid rgb(23, 63, 143);
}

/*cybj*/
.group-box {
    position: relative; /* 设置父元素为相对定位 */
    overflow: hidden; /* 防止图片溢出 */
    display: flex;
    height: 100vh;
    flex-direction: row;
    justify-content: space-between;
}

.group-box .index-img {
    position: absolute;
    z-index: -1;
}

.more {
    width: 130px;
    height: 50px;
    opacity: 1;
    display: none;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
    color: rgba(23, 63, 143, 1);
    background: rgba(255, 255, 255, 1);
    font-size: 16px;
    font-weight: 400;
    cursor: pointer;
    /* 初始样式 */
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}

.more:hover {
    transform: scale(1.1); /* 鼠标移入放大 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* 添加阴影效果 */
}

.group-box .right-box {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60%;
    height: 360px;
    color: rgba(255, 255, 255, 1);
    background: rgba(23, 63, 143, 0.9);
    padding-left: 80px;
    padding-top: 60px;
    border-radius: 45px 0 0 0;
}

.group-box .right-box .content-text {
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 0.55px;
    line-height: 30.8px;
    margin-right: 120px;
    margin-bottom: 40px;
    text-align: left;
}

.group-box .right-box .more {
    display: flex;
    cursor: pointer;
}


.about-box {
    position: relative; /* 设置父元素为相对定位 */
    overflow: hidden; /* 防止图片溢出 */
    display: flex;
    height: 100vh;
    flex-direction: column;
    /*justify-content: space-between;*/
}

.about-box .index-img {
    position: absolute;
    z-index: -1;
}

.about-box .center-box {
    width: 45px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 1);
    border-radius: 50%;
    padding: 10px;
    background: transparent;
    display: flex;
    justify-content: center;
    align-items: center;

    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}

.about-box .center-box :hover {
    transform: scale(1.1); /* 鼠标移入放大 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2); /* 添加阴影效果 */
}

.about-box .center-box .img {
    width: 13px;
    height: 16px;
    background: rgba(23, 63, 143, 1);
    padding: 15px;
    border-radius: 50%;
}

.about-box .bottom-box {
    width: 80%;
    margin: 40px auto;
    height: 220px;
    color: rgba(255, 255, 255, 1);
    background: rgba(23, 63, 143, 0.9);
    border-radius: 45px 0 45px 0;
    padding: 25px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.about-box .bottom-box .content-text {
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.55px;
    line-height: 30.8px;
    margin-bottom: 20px;
    text-align: center;
}

.about-box .bottom-box .more {
    display: flex;
    cursor: pointer;
}

.footer-box {
    position: fixed; /* 固定位置 */
    bottom: 0; /* 靠底部 */
    left: 0; /* 靠左侧 */
    width: 100%; /* 占满宽度 */
    background-color: rgba(59, 59, 59, 1); /* 背景色，可调整 */
    padding: 10px 0; /* 内边距 */
    box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.1); /* 上部阴影，可选 */
}

.footer-box .top-box {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* 当宽度不够时换行 */
    gap: 10px; /* 元素间距 */
    width: 90%;
    margin: auto;
}

.footer-box .left-logo {
    height: 70px; /* logo 高度，可根据实际情况调整 */
}
.footer-box .footer-nav {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    color: white;
    width: 60%;
}
.footer-box .footer-nav .item {
    width: 40%;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* 平滑动画 */
    transform: scale(1); /* 初始缩放比例 */
}
.footer-box .footer-nav .item:hover {
    transform: scale(1.1); /* 鼠标移入放大 */
}
.footer-box .connection-box {
    display: flex;
    flex-direction: column;
}

.footer-box .content {
    display: flex;
    align-items: center;
    gap: 8px; /* 图标与文字间距 */
    font-size: 14px; /* 字体大小 */
    color: #fff; /* 文字颜色 */
}
.footer-box .content:not(:first-child){
    margin-top: 5px;
}
.footer-box .icon {
    height: 20px; /* 图标高度 */
    width: 20px; /* 图标宽度 */
}

.footer-box .qr-code-box {
    text-align: center;
}

.footer-box .qr-code {
    height: 80px; /* 二维码高度 */
    margin-bottom: 5px; /* 下方间距 */
}

.footer-box .text {
    font-size: 12px;
    color: #555;
}

.footer-box .bei {
    text-align: center;
    font-size: 12px;
    color: #888;
    line-height: 1.5;
    width: 90%;
    margin: 10px auto auto;
}