@font-face {
    font-family: "pf";

    src:
        local("PingFang Regular"),
        local("PingFangSC-Regular"),
        local("PingFang Regular"),
        url("./pf.ttf") format("truetype");
}
@font-face {
    font-family: "pfm";

    src:
        local("PingFang Medium"),
        local("PingFangSC-Medium"),
        local("PingFangSC Medium"),
        url("./pfm.TTF") format("truetype");
}
@font-face {
    font-family: "pfb";

    src:
        local("PingFang Bold"),
        local("PingFangSC-Bold"),
        local("PingFangSC Bold"),
        url("./pfb.ttf") format("truetype");
}

@font-face {
    font-family: "pfh";

    src:
        local("PingFang Heavy"),
        local("PingFangSC-Heavy"),
        local("PingFangSC Heavy"),
        url("./pfh.ttf") format("truetype");
}
.pfm {
    font-family: "pfm", sans-serif;
}
.pfb {
    font-family: "pfb", sans-serif;
}
.pfh {
    font-family: "pfh", sans-serif;
}
body {
    width: 100%;
}
.aida {
    font-family: "pf", sans-serif;
    max-width: 1920px;
    min-width: 1400px;
    margin: auto;
}
.header h1{
    margin: 0 240px 0 0;
}
.header h1 img {
    width: auto;
    height: 40px;
}
.header {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 80px;
    background: #070918;
}
.header ul {
    display: flex;
    height: 100%;
}
.header ul li {
    height: 100%;
    padding: 0 34px;
    margin-right: 2px;
    color: white;
    border-bottom: 8px solid transparent;
    box-sizing: border-box;
}
.header ul li:hover {
    color: #ffce1a;
    border-bottom: 8px solid #ffce1a;
}
.header ul li.active {
    color: #ffce1a;
    border-bottom: 8px solid #ffce1a;
}
.header ul li a {
    font-weight: bold;
    font-size: 16px;
    color: inherit;
    line-height: 80px;
}
.banner {
    width: 100%;
    height: 652px;
    text-align: center;
    padding-top: 238px;
    box-sizing: border-box;
    background:
        url(./img/banner.png) center center / auto 100% no-repeat,
        radial-gradient(19% 35% at 56% 50%, rgba(73, 73, 73, 0.82) 0%, #0b052d 100%, #0b052d 100%);
}
.banner h2 {
    font-weight: 600;
    font-size: 72px;
    color: #ffffff;
    line-height: 100px;
}
.banner p {
    font-weight: 400;
    font-size: 24px;
    color: #ffffff;
    margin-top: 16px;
}
.product {
    width: 100%;
    height: 872px;
    padding-top: 239px;
    padding-left: 15%;
    box-sizing: border-box;
    background: #ffffff url(./img/p.png) 60% 171px/ 1039px 561px no-repeat;
}
.product .info {
    width: 740px;
    height: 418px;
    padding: 60px 90px;
    box-sizing: border-box;
    background: linear-gradient(90deg, #ffffff 0%, #ffffff 46%, rgba(255, 255, 255, 0.75) 100%);
    box-shadow: -3px 10px 15px 0px rgba(0, 84, 90, 0.15);
}
.product .info p {
    font-weight: 800;
    font-size: 40px;
    color: #000000;
    line-height: 58px;
}
.product .info div {
    margin: 25px 0 51px 0;
    font-weight: 400;
    font-size: 16px;
    color: #3d3d3d;
    line-height: 30px;
}
.product .info img {
    width: 70px;
    height: 16px;
}
.product_more {
    width: 100%;
    height: 820px;
    padding: 120px 0 88px;
    box-sizing: border-box;
    background:
        url(./img/rtl.png) center center/auto 100% no-repeat,
        linear-gradient(208deg, #07a1aa 0%, rgba(0, 6, 6, 0.82) 82%, rgba(0, 0, 0, 0.74) 100%);
}
.product_more .title {
    text-align: center;
    font-weight: 800;
    font-size: 40px;
    color: #ffffff;
    line-height: 56px;
}
.product_more .subtitle {
    text-align: center;
    margin-top: 16px;
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 22px;
}
.product_more .list {
    margin: 80px auto 0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}
.product_more .list .item {
    width: 274px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    margin-left: 60px;
    flex-shrink: 1;
}
.product_more .list .item:nth-child(1) {
    margin-left: 0;
}
.product_more .list .item img {
    width: 100px;
    height: 100px;
}
.product_more .list .item p {
    margin-top: 34px;
    font-size: 24px;
    color: #ffffff;
    line-height: 33px;
}
.product_more .list .item div {
    margin-top: 16px;
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 28px;
}
.product_more .more{
    margin: 70px auto 88px;
}
.product_new {
    padding: 107px 0 0 319px;
    margin: 60px 0;
    width: 100%;
    height: 440px;
    box-sizing: border-box;
    background: #070918 url(./img/p_new.png) center/auto 100% no-repeat;
}
.product_new .title {
    width: 910px;
    font-weight: 200;
    font-size: 40px;
    color: #ffffff;
    line-height: 56px;
}
.product_new p {
    margin-top: 16px;
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 22px;
}
.banner h2{
    margin-bottom: 0;
    margin-top: 0;
}
.product_bg {
    width: 100%;
    height: 979px;
    padding: 120px 0;
    margin: auto;
    box-sizing: border-box;
    background: url(./img/p_bg.png) center center/auto 100% no-repeat;
}
.product_bg h4 {
    font-weight: 800;
    font-size: 40px;
    color: #000000;
    line-height: 56px;
    text-align: center;
}
.product_bg .list {
    margin-top: 60px;
    display: flex;
    justify-content: center;
}
.product_bg .list .item {
    width: 416px;
    height: 613px;
    padding: 122px 49px;
    margin-right: 16px;
    box-sizing: border-box;
}
.product_bg .list .item:nth-child(1) {
    background:
        url(./img/bg1.png) 30px 470px/70px 70px no-repeat,
        url(./img/bg_i1.png) center / 100% 100% no-repeat;
}
.product_bg .list .item:nth-child(2) {
    background:
        url(./img/bg2.png) 30px 470px/70px 70px no-repeat,
        url(./img/bg_i2.png) center / 100% 100% no-repeat;
}
.product_bg .list .item:nth-child(3) {
    background:
        url(./img/bg3.png) 30px 470px/70px 70px no-repeat,
        url(./img/bg_i3.png) center / 100% 100% no-repeat;
}
.product_bg .list .item:nth-child(4) {
    background:
        url(./img/bg4.png) 30px 470px/70px 70px no-repeat,
        url(./img/bg_i4.png) center / 100% 100% no-repeat;
}
.product_bg .list .item .title {
    font-size: 24px;
    color: #ffffff;
    line-height: 33px;
    text-align: center;
}
.product_bg .list .item .info {
    margin-top: 24px;
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 28px;
}
.product_bg .list .item img {
    width: 70px;
    height: 70px;
}
.news {
    width: 100%;
    height: 1345px;
    padding: 120px 0;
    box-sizing: border-box;
    background: #ffffff;
}
.news .title {
    font-weight: 800;
    font-size: 40px;
    color: #000000;
    line-height: 56px;
    text-align: center;
}
.news .subtitle {
    text-align: center;
    font-weight: 400;
    font-size: 16px;
    color: #666666;
    line-height: 22px;
    margin-top: 16px;
}
.news .list {
    width: 90%;
    margin-top: 60px;
    margin: 20px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
}
.news .list .item {
    margin-left: 16px;
    margin-bottom: 42px;
    width: 415px;
    height: 404px;
    flex-shrink: 1;
    background: #ffffff;
    cursor: pointer;
}
.news .list .item:hover {
    box-shadow: 0px 10px 15px 0px rgba(190, 190, 190, 0.5);
}
.news .list .item img {
    width: 100%;
    height: 194px;
}
.news .list .item .msg {
    padding: 16px 24px;
}
.news .list .item .msg .date {
    font-weight: 600;
    font-size: 16px;
    color: #166feb;
    line-height: 22px;
}
.news .list .item .msg .msg_title {
    font-weight: 600;
    font-size: 24px;
    margin: 20px 0;
    color: #181818;
    line-height: 34px;
}
.news .list .item .msg .word {
    font-weight: 400;
    font-size: 16px;
    color: #3d3d3d;
    line-height: 24px;
    word-wrap: break-word;
    word-break: break-all;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.recruit {
    width: 100%;
    height: 1229px;
    padding: 120px 0;
    box-sizing: border-box;
    background: rgba(241, 241, 241, 1) url(./img/r.png) center/auto 100% no-repeat;
}
.recruit.active{
    background: rgba(241, 241, 241, 1) url(./img/r_active.png) center/auto 100% no-repeat;
}
.recruit .title {
    font-weight: 800;
    font-size: 40px;
    color: #000000;
    line-height: 56px;
    text-align: center;
}
.recruit .subtitle {
    width: 1075px;
    margin: auto;
    text-align: center;
    font-weight: 400;
    font-size: 16px;
    color: #666666;
    line-height: 30px;
    margin-top: 16px;
}
.recruit .list {
    width: 1300px;
    margin: 60px auto 0;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
}
.recruit .list .item {
    margin-left: 15px;
    margin-bottom: 24px;
    width: 632px;

    background: #ffffff;
    box-shadow: 0px 6px 22px 0px rgba(205, 205, 205, 0.5);
    flex-shrink: 1;

   
    overflow: hidden;
    text-overflow: ellipsis;
    box-sizing: border-box;
    cursor: pointer;
}

.recruit .list .item .item_title {
    width: 632px;
    height: 128px;
    padding-left: 50px;
    line-height: 128px;
    font-size: 24px;
    color: #ffffff;
    background: black;
    box-sizing: border-box;
    background: url(./img/r_i.png) center/100% auto no-repeat;
}
.recruit .list .item:hover .item_title {
    color: rgba(7, 160, 170, 1);
}
.recruit .list .item .item_msg {
    padding: 19px 45px 30px 50px;
    box-sizing: border-box;
    border-bottom: 14px solid transparent;
    overflow: hidden;
}
.recruit .list .item:hover .item_msg {
    border-bottom: 14px solid rgba(255, 206, 26, 1);
}
.recruit .list .item .item_msg p {
    text-align: left;
    font-weight: 400;
    font-size: 16px;
    color: #3d3d3d;
    line-height: 28px;
    /* word-wrap: break-word;
word-break: break-all;
overflow: hidden; */
    /* text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 1;
-webkit-box-orient: vertical; */
}
.recruit .list .item .item_msg p:nth-child(1) {
    line-height: 30px;
}
.recruit  .more{
    margin: 36px auto 0;
}
.bottom {
    width: 100%;
    height: 630px;
}
.bottom .callme {
    height: 440px;
    padding-top: 144px;
    text-align: center;
    box-sizing: border-box;
    background: url(./img/c.png) center/auto 100% no-repeat;
}
.bottom .callme .title {
    font-size: 40px;
    color: #ffffff;
    line-height: 56px;
    
}
.bottom .callme .information {
    margin-top: 80px;
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.bottom .callme .information a,
.bottom .callme .information span {
    color: inherit;
    margin-right: 54px;
    display: inline-block;
}
.bottom .callme .information span {
    padding-left: 44px;
    background: url(./img/l.png) left center/38px 38px no-repeat;
}
.bottom .callme .information a:nth-child(1) {
    padding-left: 39px;
    background: url(./img/phone.png) left center/38px 38px no-repeat;
}
.bottom .callme .information a:nth-child(2) {
    padding-left: 47px;
    background: url(./img/m.png) left center/38px 38px no-repeat;
}
.bottom .copyright h2{
    margin: 0;
}
.bottom .copyright {
    height: 190px;
    text-align: center;
    background: #070918;
}
.bottom .copyright img {
    width: 140px;
    height: 69px;
    margin: 44px auto 16px;
}
.bottom .copyright p {
    font-weight: 400;
    font-size: 16px;
    color: #ffffff;
    line-height: 24px;
}
.more {
    display: block;
    font-weight: 600;
    font-size: 16px;
    color: #ffffff;
    width: 200px;
    height: 42px;
    text-align: center;
    line-height: 42px;
    background: linear-gradient(270deg, #0de3a3 0%, #07a0aa 100%);
    border-radius: 2px;
    margin: 40px auto;
    cursor: pointer;
}
.more_p_new {
    margin: 36px 0;
}
.mask{
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.4);
}
.mask .content  .subtitle{
    font-size: 16px;
color: #B3B3B3;
line-height: 24px;
margin-top: 20px;
padding-bottom: 40px;
border-bottom: 1px solid #F1F1F1;
display: flex;
}
.mask .content  .subtitle div{
    margin-right: 80px;
}
.mask .content{
    width: 1200px;
    height: fit-content;
    padding: 60px;
    background: white;
    box-sizing: border-box;
}
.mask .content .mask_title{
    display: flex;
}
.mask .content .mask_title p{
    width: 1016px;
    font-size: 32px;
    color: #333333;
    line-height: 50px;
    text-align: left;
    
}
.mask .content .mask_title span{
    width: 44px;
    height: 44px;
    margin-left: 20px;
    font-size: 20px;
    text-align: center;
    cursor: pointer;
    background: url(./img/close.png) center/100% 100% no-repeat;
}
.mask .content .duty_title , .qualification_title{
    font-size: 24px;
color: #333333;
line-height: 36px;
text-align: left;
margin-top: 40px;
}

.mask .content .duty_msg , .qualification_msg{
    margin-top: 20px;
}
.mask .content .duty_msg p,.qualification_msg p{
    font-size: 16px;
color: #B3B3B3;
line-height: 24px;
}




.news {
        width: 100%;
        margin-bottom: 20px;
    }
    .carousel {
        position: relative;
        width: 100%;
        overflow: hidden;
    }
    .slides {
        display: flex;
        transition: transform 0.5s ease-in-out;
    }
    .slide-item {
        min-width: 33.3%; /* 每项占1/3宽度 */
        box-sizing: border-box;
        padding: 10px; /* 添加内边距避免内容重叠 */
        display: flex;
        justify-content: center;
        align-items: stretch;
    }
    .item {
        position: relative;
        width: 100%;
        height: 400px; /* 设置统一高度 */
        overflow: hidden;
    }
    .item img {
        width: 100%;
        height: 100%;
        object-fit: cover; /* 确保图片覆盖整个区域并保持比例 */
        display: block; /* 避免图片下方出现不必要的空白 */
    }
    .msg {
        background-color: rgba(0, 0, 0, 0.7); /* 背景颜色为半透明黑色 */
        color: white;
        padding: 10px;
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        max-height: 100px; /* 控制消息区域的高度 */
        overflow: hidden;
    }
    
/* ===== 通用基础样式 ===== */
.contact-info {
    background-color: #333; /* 保持深灰背景 */
    color: white;
    padding: 40px 20px;
    margin-top: 40px;
    font-family: Arial, sans-serif;
}

/* ===== PC端布局（≥769px） ===== */
.contact-layout {
    display: flex;
    justify-content: space-between; /* 启用空白分配 */
    align-items: flex-start;
    max-width: 1400px; /* 限制最大宽度 */
    margin: 0 auto; /* 居中显示 */
}

/* 空白区域 */
.empty {
    flex: 1; /* 自动分配剩余空间 */
    min-width: 5%; /* 防止过度压缩 */
}

/* 左侧文字区域 */
.contact-left {
    flex: 0 0 26%; /* 固定26%宽度 */
    padding-right: 4%; /* 呼吸间距 */
}

.contact-left h2 {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
}

.contact-left p {
    font-size: 16px;
    line-height: 1.5;
    margin-bottom: 12px;
}

/* 右侧二维码区域 */
.contact-right {
    flex: 0 0 20%; /* 稍窄于文字区域 */
    display: flex;
    flex-direction: column;
    align-items: center;
}

.contact-right img {
    width: 100%; /* 响应式宽度 */
    max-width: 180px; /* PC端最大尺寸 */
    height: auto;
    display: block;
}

.contact-right p {
    margin: 15px 0 0;
    font-size: 16px;
    text-align: center;
    width: 100%;
}

/* ===== 邮箱链接样式 ===== */
.contact-left a {
    color: #4dc3ff; /* 优化后的蓝色 */
    text-decoration: none;
    transition: all 0.25s ease;
    padding: 2px 4px;
    border-radius: 3px;
    position: relative;
}

.contact-left a:hover {
    color: #7fd9ff;
    background: rgba(255,255,255,0.08);
}

/* 下划线动画 */
.contact-left a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transition: width 0.3s;
}

.contact-left a:hover::after {
    width: 100%;
}

/* ===== 移动端适配（≤768px） ===== */
@media (max-width: 768px) {
    .contact-info {
        padding: 30px 15px;
        margin-top: 20px;
    }

    .contact-layout {
        flex-direction: column;
        align-items: center;
    }

    .empty {
        display: none; /* 隐藏空白区域 */
    }

    .contact-left,
    .contact-right {
        width: 100%;
        flex: none;
        padding: 0;
        text-align: center;
    }

    .contact-left {
        margin-bottom: 30px;
    }

    .contact-right img {
        max-width: 140px; /* 移动端缩小尺寸 */
    }

    .contact-right p {
        margin-top: 10px;
        font-size: 14px;
    }

    /* 移动端链接优化 */
    .contact-left a {
        display: inline-block;
        padding: 5px;
        margin: 5px 0;
    }
}

/* ===== 超宽屏优化（≥1600px） ===== */
@media (min-width: 1600px) {
    .contact-left {
        flex-basis: 22%; /* 宽屏调整比例 */
    }
    
    .contact-right img {
        max-width: 200px;
    }
}