/*聚诚在线（jc128.net）安全--简单--易用*/
body{
    font-family: "Microsoft YaHei light","Microsoft YaHei","微软雅黑",Helvetica,"Hiragino Sans GB",Arial,sans-serif;
    font-size: 14px;
    line-height: 14px;
    background-repeat: repeat;
	color: #000;
}

::-webkit-scrollbar {
    /*滚动条整体样式*/
    width: 5px;
    z-index: 10000;
    /*高宽分别对应横竖滚动条的尺寸*/
    /*height: 5px;*/
}
::-webkit-scrollbar-thumb {
    /*滚动条里面小方块*/
    background-color: #ccc;
    /*background-image: -webkit-linear-gradient(45deg, rgba(255, 93, 143, 1) 25%, transparent 25%, transparent 50%, rgba(255, 93, 143, 1) 50%, rgba(255, 93, 143, 1) 75%, transparent 75%, transparent);*/
}
::-webkit-scrollbar-track {
    /*滚动条里面轨道*/
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    background: #fff;
}

.section::-webkit-scrollbar{
    display: none;
}

/*返回顶部*/
.right_xf{
    position: fixed;
    right: 15px;
    bottom: 40px;
    z-index: 3000;
    padding-bottom: 68px;
}
.right_xf .box_touying{
    box-shadow: 0px 0px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    background: #f5f5f5;
    border-radius: 8px;
}
.right_xf li a{
    display: inline-block;
    width: 58px;
    height: 62px;
    background: #fff;
    color:#026ce4;
    margin: 1px 0px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 0.5s;
    font-size: 12px;
}
.right_xf li a p{
    color: #000;
}

.right_xf li{
    position: relative;
}
.right_xf .menu{
    display: none;
    position: absolute;
    top: 0px;
    bottom: 0px;
    right: 58px;
    margin-top: 0px;
    z-index: 1000;
    padding-right: 10px;
    min-width: 220px;
    height: auto; 
    animation: kefu_style_donghua 0.5s;
    -moz-animation: kefu_style_donghua 0.5s;
}
.right_xf .menu:before{
    content: "";
    position: absolute;
    right: -10px;
    top: 20px;
    width: 0px;
    height: 0px;
    border: 10px solid;
    border-color:transparent transparent transparent #fff;
}
.right_xf .menu ul{
    background: #fff;
    box-shadow: 0px 0px 15px rgba(0,0,0,0.2);
}
@keyframes kefu_style_donghua
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@-moz-keyframes kefu_style_donghua /* Firefox */
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
.right_xf li:hover .menu{
    display: block;
    transition: all .5s;
}

.right_xf .menu ul li{
    line-height: 36px;
}

/*返回顶部*/
.totop{
    position: fixed;
    right: 15px;
    z-index: 3000;
    bottom: 40px;
    width: 58px;
    height: 58px;
    line-height: 66px;
    border-radius: 58px;
    text-align: center;
    background: #fff; 
    box-shadow: 0px 0px 10px rgba(0,0,0,0.1); 
    cursor: pointer;
    color:#999;
    display: none;
    transition: all 0.5s;
}
.totop:hover{
    background: #147ed0;
    color:#fff;
}

@media (max-width: 900px){
    .right_xf{
        display: none!important;
    }
    .totop{
        display: none!important;
    }
}

/* ----------------------------------------------------------------
    通用
-----------------------------------------------------------------*/
button:focus,div:focus,span:focus,input:focus{outline:0;}

a{
    color: #000;
}

a, a:hover, a:focus{
    text-decoration: none;
}

a:hover, a:focus{
    color: #147ed0;
}

ul,p{
    margin-bottom: 0px;
}

p{
    line-height: 24px;
    word-break: break-all;
}

h6,.h6{
    font-size: 16px;
    line-height: 28px!important;
}

h3{
    line-height: 46px;
}

h4{
    line-height: 42px;
}

.pem{
    text-indent: 2em;
}

.font14{
    font-size: 14px;
}
.font16{
    font-size: 16px;
}
.text_666{
    color: #666;
}
.text_999{
    color: #999;
}
.text_ccc{
    color: #ccc;
}
.text-primary{
    color: #004a9d!important;
}
.text_zs{
    color: #7e277e!important;
}

.bg_f5f5f5{
    background: #f5f5f5;
}
.bg_zs{
    background: #7e277e;
}

.no_padding{
    padding: 0px;
}
.no_padding_left{
    padding-left: 0px;
}
.no_padding_right{
    padding-right: 0px;
}
.pb-6{
    padding-bottom: 88px;
}
.pt-6{
    padding-top: 88px;
}
.mb-6{
    margin-bottom: 88px;
}
.mt-6{
    margin-top: 88px;
}

.no_margin{
    margin: 0px;
}

.ce_xl_width{
    max-width: 1600px;
}
.ce_width{
    max-width: 1400px;
}


/* ----------------------------------------------------------------
    首页
----------------------------------------------------------------- */
/*nav*/
.loname{
    display: inline-block;
    margin-left: 10px;
    color: #0623FA;
    font-size: 24px;
    font-weight: bold;
}
.nav_min{
    padding: 0px 0px 0px 60px;
    border: none;
    background: #fff;
}
.navbar-brand{
    margin-top: 5px;
    margin-bottom: 5px;
    transition: all 0.5s;
    margin-right: 5px;
    padding: 0px;
}
.navbar-expand-lg .navbar-nav .nav-item{
    margin: 0px 30px;
    align-items: center;
    display: flex;
}
.navbar-expand-lg .navbar-nav .nav-link{
    padding: 32px 0px;
    position: relative;
}
.nav_min .navbar-nav .nav-link{
    transition: all 0.3s;
    font-weight: 400;
    text-transform: uppercase;
    font-size: 16px;
    color: #333;
    line-height: 23px;
}
.nav_min .navbar-nav .nav-link span{
    position: absolute;
    right: 0px;
}
.navbar-light .navbar-nav .nav-link:hover,.navbar-light .navbar-nav .active>.nav-link,.navbar-light .navbar-nav .nav-link:hover span,.nav_min .navbar-nav .active span{
    color: #147ed0;
}

.navbar-toggler{
    border: none;
    padding: 6px 10px 10px 10px;
    margin: 17px 0px;
    position: absolute;
    left: 5px;
    top: 0px;
}
.navbar-toggler .icon-bar{
    display: block;
    width: 22px;
    height: 2px;
    border-radius: 1px;
    background: #666;
    margin-top: 4px;
    -webkit-transition: 0.3s;
    transition: 0.3s;
}

/* ANIMATED X */
.navbar-toggler .icon-bar:nth-of-type(1) {
    -webkit-transform: translateY(6px) rotate(-45deg);
    -ms-transform: translateY(6px) rotate(-45deg);
    transform: translateY(6px) rotate(-45deg);
}

.navbar-toggler .icon-bar:nth-of-type(2) {
    opacity: 0;
}

.navbar-toggler .icon-bar:nth-of-type(3) {
    -webkit-transform: translateY(-6px) rotate(45deg);
    -ms-transform: translateY(-6px) rotate(45deg);
    transform: translateY(-6px) rotate(45deg);
}

/* ANIMATED X COLLAPSED */
.navbar-toggler.collapsed .icon-bar:nth-of-type(1) {
    -webkit-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.navbar-toggler.collapsed .icon-bar:nth-of-type(2) {
    opacity: 1;
    filter: alpha(opacity=100);
}

.navbar-toggler.collapsed .icon-bar:nth-of-type(3) {
    -webkit-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.top_xiala{
    position: relative;
}
.top_xiala .dropdown-menu{
    right: auto;
    left: 0;
    min-width: 100%;
    width: 240px;
    background: #fff;
    margin: 0px;
    z-index: 2000;
    padding: 0px 0px 0px 0px;
    box-shadow: 0px 3px 10px rgba(153,153,153,0.2);
    border-radius: 0px;
    border: none;
    animation: xianladonghua 0.5s;
    -moz-animation: xianladonghua 0.5s; /* Firefox */
}
.top_xiala2{
    position: static;
}
.top_xiala2 .dropdown-menu{
    right: auto;
    left: 0;
    min-width: 100%;
    background: #fff;
    margin: 0px;
    z-index: 1000;
    padding: 0px 0px 0px 0px;
    box-shadow: 0px 10px 30px rgba(153,153,153,0.2);
    border-radius: 0px;
    border: none;
    animation: xianladonghua 0.5s;
    -moz-animation: xianladonghua 0.5s; /* Firefox */
}
.top_xiala2 .dropdown-menu .container{
    display: block;
}
@keyframes xianladonghua
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@-moz-keyframes xianladonghua /* Firefox */
{
    0%   {
        margin-top: 20px;
        opacity: 0;
    }
    100% {
        margin-top: 0px;
        opacity: 1;
    }
}
@media (min-width: 1200px){
    .top_xiala:hover .dropdown-menu{
        display: block;
        transition: all .5s;
    }
}
.top_xiala .dropdown-menu a{
    padding: 18px 15px;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: all .5s;
    border-bottom: 1px solid #f9f9f9;
    font-size: 14px;
    position: relative;
}
.top_xiala2 .dropdown-menu a{
    border: none;
    padding: 14px 0px;
}
.top_xiala2 .dropdown-menu h5 a{
    font-size: 18px;
    border-bottom: 1px solid #eee;
}
.top_xiala2 .dropdown-menu h6 a{
    font-size: 16px;
    padding: 14px 0px 0px 0px;
}
.top_xiala .dropdown-menu a:hover{
    color: #147ed0;
}

.top_xiala .dropdown-toggle{
    display: none;
    position: absolute;
    top: 8px;
    right: 0px;
    border: none;
    border-radius: 0px;
    padding: 8px 13px;
    z-index: 2000;
    background: #eee;
    color: #999;
    border-radius: 50px;
    transform:rotate(0deg);
    transition: 0.5s;
}
.top_xiala .dropdown-toggle::after{
    content: none;
}
@media (max-width: 1200px){
    .top_xiala .dropdown-toggle{
        display: block;
    }
}
.show>.dropdown-toggle:focus{
    transform:rotate(180deg);
    background: #147ed0;
    color: #fff;
}

.search_anniu_top{
    display: inline-block;
    width: 78px;
    height: 76px;
    border: none;
    position: relative;
    background: none;
}
.search_anniu_top:before{
    content: "";
    position: absolute;
    margin: auto;
    top: 16px;
    right: 0;
    bottom: 0;
    left: 16px;
    width: 6px;
    height: 2px;
    background: #c3c3c3;
    transform: rotate(45deg);
}
.search_anniu_top:after{
    content: "";
    position: absolute;
    margin: auto;
    top: -4px;
    right: 4px;
    bottom: 0;
    left: 0px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    border: 2px solid #c3c3c3;
}
.md_search_anniu_top{
    margin-top: 0px;
}

.md_search_anniu_top:before{
    background: #666;
}
.md_search_anniu_top:after{
    border: 2px solid #666;
}
.search_anniu_top:hover:before{
    background: #1272bd;
}
.search_anniu_top:hover:after{
    border: 2px solid #1272bd;
}

.sousuokuang{
    position: absolute;
    left: 0px;
    top: 100%;
    width: 100%;
    box-shadow: 0px 5px 5px rgba(153, 153, 153, 0.1);
    background: #f9f9f9;
}
.sousuokuang .container{
    display: block;
}
.container_style{
    padding-top: 0px;
    padding-bottom: 0px;
}
.sousuo_group{
    position: relative;
}
.sousuo_control{
    box-shadow: none;
    border: none;
    background: none;
    border-radius: 0px;
    padding: 15px 15px;
    height: 78px;
    position: relative;
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    width: 1%;
    min-width: 0;
    margin-bottom: 0;
}
.sousuo_control:hover{
    border: none;
}
.search_anniu2{
    display: inline-block; 
    width: 58px;
    height: 58px;
    line-height: 58px;
    border-left: none;
    padding: 0px;
    border-radius: 0px;
    position: relative;
    transition: all .5s;
    margin-top: 10px;
}
.search_anniu2:before{
    content: "";
    position: absolute;
    top: 28px;
    left: 16px;
    width: 28px;
    height: 2px;
    background: #000;
    transform: rotate(45deg);
}
.search_anniu2:after{
    content: "";
    position: absolute;
    top: 28px;
    left: 16px;
    width: 28px;
    height: 2px;
    background: #000;
    transform: rotate(-45deg);
}
.search_anniu2:hover{
    transform: rotate(180deg);
}

.pc_yuyan .nav-link{
    height: 88px;
    padding: 30px 5px 30px 30px;
}
.pc_yuyan .dropdown-menu{
    width: 180px;
}

.js-header {
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
}
.is-active {
    box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
}

.nav_phone{
    background: #147ed0;
    color: #fff;
    height: 78px;
    padding: 0px 30px 0px 30px;
    line-height: 24px;
    display: flex;
    align-items: center;
}
.nav_phone i{
    font-size: 24px;
}

/*banner*/
/*.banner{
    height: 688px;
}*/

.banner .swiper-wrapper .swiper-slide h1{
    font-size: 30px;
    line-height: 48px;
}

.banner .swiper-wrapper .swiper-slide{
    background-size: cover!important;
    background-position: center!important;
    background-repeat: no-repeat!important;
    display: flex;
    align-items: center;
    justify-content: center;
}
.banner .swiper-pagination{
    width: auto;
    left: 15px;
    bottom: 20px;
}
.banner .swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet{
    margin: 0px 15px 0px 0px;
}
.banner .swiper-pagination-bullet{
    width: 10px;
    height: 10px;
    background: #333;
    position: relative;
    border-radius: 12px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.banner .swiper-pagination-bullet-active{
    background: #147ed0;
    opacity: 1;
}

.banner .swiper-button-next,.banner .swiper-button-prev{
    width: 50px;
    height: 50px; 
    background: rgba(255,255,255,0.2);
    border-radius: 50px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.banner .swiper-button-prev{
    left: 60px;
    opacity: 1;
    margin-top: -25px;
}
.banner .swiper-button-next{
    right: 60px;
    opacity: 1;
    margin-top: -25px;
}
.banner .swiper-button-prev:after,.banner .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.banner .swiper-button-prev:hover:after,.banner .swiper-button-next:hover:after{
    color: #fff;
}
.banner .swiper-button-next:hover,.banner .swiper-button-prev:hover{
    background: rgba(20,126,208,1);
}

.banner .swiper-slide .pc_cr{
    transform:translateX(400px);
    opacity:0;
    transition:all 1s;
}
.banner .ani-slide .pc_cr{
    transform:translateX(0);
    opacity:1;
}

/*zhuti*/
.fangda{
    overflow: hidden;
}
.fangda img{
    transition:all 0.5s ease-out; 
}
.fangda:hover img{
    transform:scale(1.1);
}

.bt{
    position: relative;
    padding-bottom: 18px;
}
.bt:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 48px;
    height: 3px;
    background: #0e30df;
}
.bt2:before{
    left: 50%;
    margin-left: -24px;
}

.gengduo{
    border:2px solid #147ed0;
    background: #147ed0;
    color: #fff;
    display: inline-block;
    padding: 16px 28px;
    pointer-events: auto;
    font-size: 16px;
    transition: 0.5s;
}
.gengduo:hover{
    border:2px solid #147ed0;
    background: #147ed0;
    color: #fff;
}
.gengduo i{
    position: relative;
    left: 0px;
    transition: 0.5s;
}
.gengduo:hover i{
    position: relative;
    left: 5px;
}
.gengduo2{
    border:2px solid #0e30df;
    background: #0e30df;
    color: #fff;
}
.gengduo2:hover{
    border:2px solid #0e2dcd;
    background: #0e2dcd;
    color: #fff;
}

.hvr-float{
    display: block;
    -webkit-transform: perspective(1px) translateZ(0);
    transform: perspective(1px) translateZ(0);
    box-shadow: 0 0 1px rgba(0, 0, 0, 0);
    transition: box-shadow 0.5s,transform 0.5s;
    -webkit-transition: box-shadow 0.5s,transform 0.5s; /* Safari */
}
.hvr-float:hover, .hvr-float:focus, .hvr-float:active {
    -webkit-transform:translateY(-8px);
    transform:translateY(-8px);
    box-shadow: 0 5px 15px -5px rgba(153, 153, 153, 0.3);
}

.ix_about_bg{
    background: #1b2126;
}
.ix_about_left_bg{
    background: url(../img/ix_about_left_bg.png);
    background-size: contain;
    background-position: top center;
    background-repeat: no-repeat;
}
.ix_about_right{
    height: 180px;
}
.ix_about_right .fangda{
    height: 100%;
}
.ix_about_right .fangda img{
    height: 100%;
    object-fit: cover;
}
.ix_about_right .card-img-overlay{
    padding: 30px;
}
.ix_about_right2 img{
    height: 360px;
}

.ix_about_card{
    background: #2e3336;
}
.ix_about_card .card-body{
    padding: 38px 30px;
}
.ix_product_card .fangda img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.ix_product_card .card-img-overlay{
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 38px 98px 38px 38px;
    bottom: 0px;
    opacity: 1;
    transition: 0.5s;
}
.ix_product_card .card-img-overlay i{
    width: 38px;
    height: 38px;
    border-radius: 38px;
    background: #fff;
    position: absolute;
    bottom: 38px;
    right: 38px;
    color: #147ed0;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ix_product_card:hover .fangda img{
    transform:scale(1.1);
}
.ix_product_card:hover .card-img-overlay{
    opacity: 0;
    bottom: -50px;
}
.ix_product_card .txt{
    position: absolute;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background: #147ed0;
    opacity: 0;
    transition: 0.5s;
}
.ix_product_card .txt i{
    width: 38px;
    height: 38px;
    border-radius: 38px;
    background: #fff;
    color: #147ed0;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 38px;
}
.ix_product_card:hover .txt{
    opacity: 1;
}

.ix_product_card2{
    margin-bottom: 30px;
}
.ix_product_card2 .card-img-overlay{
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    padding: 30px;
}
.ix_product_card2 .txt i{
    margin-top: 0px;
}

.index_news_card .card-body h5{
    line-height: 30px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    height: 62px;
}
.index_news_card:hover .fangda img{
    transform:scale(1.1);
}

/*bottom*/
@media (min-width: 900px) {
    .collapse_block{
        display: block!important;
    }
}
.wap1200{display: block;}
.wap900{display: none;}
@media (max-width: 900px){
    .collapse1{
            display: none;
    }
    .collapse1.in{
            display: block;
    }
    .wap1200{display: none;}
    .wap900{display: block;}
}
@media (max-width: 900px){
    .bottom_xiala:after{
        content: none;
    }
    .bottom_xiala:before{
        content: "";
        position: absolute;
        right: 0px;
        top: 28px;
        width: 16px;
        height: 2px;
        background: #999;
        text-align: center;
    }
    .collapsed .bottom_xiala:after{
        content: "";
        position: absolute;
        right: 7px;
        top: 21px;
        width: 2px;
        height: 16px;
        background: #999;
        text-align: center;
    }
    .collapsed .bottom_xiala:before{
        content: "";
        position: absolute;
        right: 0px;
        top: 28px;
        width: 16px;
        height: 2px;
        background: #999;
        text-align: center;
    }
}

.bottom_bg{
    background: #202020;
}

.bottom_flex{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 48px;
    padding-bottom: 48px;
}
.bottom_flex2{
    padding: 28px 0px 28px 0px;
    display: flex;
    justify-content: space-between;
    flex-direction: row-reverse;
}

.di_media .media{
    margin-bottom: 8px;
}
.di_media .media i{
    width: 38px;
    height: 38px;
    border-radius: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: #666;
    border: 1px solid #666;
}
.di_media .media:hover i{
    background: #147ed0;
    color: #fff;
    border: 1px solid #147ed0;
    transition: all 0.3s;
}

.bottom_border{
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}
.bottom_ul{
    padding-bottom: 28px;
}
.bottom_ul .bottom_bt a{
    margin: 0px;
    padding: 0px 0px 0px 0px;
    font-size: 18px;
    position: relative;
    color: #fff;
}
.bottom_ul .bottom_bt{
    margin-bottom: 0px;
    text-transform: uppercase;
}
.bottom_ul .card{
    background: none;
    padding: 24px 0px 15px 0px;
}
.bottom_ul .card a{
    display: block;
    line-height: 36px;
    font-size: 14px;
    color: #ccc;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.bottom_ul .card a.text_999{
    color: #ccc;
}
.bottom_ul .card a:hover{
    color: #147ed0;
}

.bottom_nav{
    padding-top: 45px;
}
.di_ul li{
    line-height: 28px;
    margin-bottom: 18px;
}
.di_ul li i{
    width: 24px;
    height: 24px;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    background: none;
}
.di_beian{
    padding: 12px 0px;
    line-height: 24px;
    background: #111111;
}

.di_ul li{
    line-height: 28px;
    margin-bottom: 8px;
}

.bottom_bt2{
    font-size: 18px;
}

/* ----------------------------------------------------------------
    about us
----------------------------------------------------------------- */
.about_banner{
    background: url(../img/about_banner.jpg);
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about_bg{
    background: url(../img/about_bg.jpg);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.about_jyln_card .card-img-overlay{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
}
.about_jyln_card .card-img-overlay img{
    width: 38px;
    height: 38px;
    object-fit: contain;
}
.about_jyln_card:hover .fangda img{
    transform:scale(1.1);
}

.about_zzzs_swiper .swiper-pagination-progressbar{
    height: 3px;
}
.about_zzzs_swiper .swiper-slide{
    transform: scale(0.8);
}
.about_zzzs_swiper .swiper-slide-active,.about_zzzs_swiper .swiper-slide-duplicate-active{
    transform: scale(1);
}
.about_zzzs_swiper{
    padding-bottom: 24px;
}
.about_zzzs_swiper .swiper-pagination{
    top: auto;
    bottom: 0px;
}
.about_zzzs_swiper .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{
    background: #147ed0;
}

.about_zzzs_swiper .swiper-button-next,.about_zzzs_swiper .swiper-button-prev{
    width: 50px;
    height: 50px; 
    background: rgba(0,0,0,0.1);
    border-radius: 50px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.about_zzzs_swiper .swiper-button-prev{
    left: 15px;
    opacity: 1;
    margin-top: -25px;
}
.about_zzzs_swiper .swiper-button-next{
    right: 15px;
    opacity: 1;
    margin-top: -25px;
}
.about_zzzs_swiper .swiper-button-prev:after,.about_zzzs_swiper .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.about_zzzs_swiper .swiper-button-prev:hover:after,.about_zzzs_swiper .swiper-button-next:hover:after{
    color: #fff;
}
.about_zzzs_swiper .swiper-button-next:hover,.about_zzzs_swiper .swiper-button-prev:hover{
    background: rgba(20,126,208,1);
}
.about_p p{
    line-height: 2;
}
.dbxt strong{
    position: relative;
    color: #147ed0;
}
.dbxt strong:before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -15px;
    background: #147ed0;
    height: 3px;
}
h3.numU strong{
    font-size: 2.5rem;
    font-family: "Times New Roman", Times, serif
}
.about_card{
    box-shadow: 0px 15px 30px rgba(0, 0, 0, 0.1);
}
.about_card .card-body{
    padding: 1px 30px 48px 30px;
}
.about_card .card-body img{
    width: 58px;
    height: 58px;
    object-fit: contain;
    margin: 52px 0px 40px 0px;
}

/* ----------------------------------------------------------------
    公司业务
----------------------------------------------------------------- */
.product_banner{
    background: url(../img/product_banner.jpg);
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
    height: 488px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.index_service_png{
    margin-bottom: 28px;
}
.hbo span{
    position: relative;
}
.hbo span:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 3px;
    background: #147ed0;
}
.about_zzzs_swiper .swiper-pagination-progressbar{
    height: 3px;
}
.about_zzzs_swiper .swiper-slide{
    transform: scale(0.8);
}
.about_zzzs_swiper .swiper-slide-active,.about_zzzs_swiper .swiper-slide-duplicate-active{
    transform: scale(1);
}
.about_zzzs_swiper{
    padding-bottom: 24px;
}
.about_zzzs_swiper .swiper-pagination{
    top: auto;
    bottom: 0px;
}
.about_zzzs_swiper .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{
    background: #004a9d;
}

.about_zzzs_swiper .swiper-button-next,.about_zzzs_swiper .swiper-button-prev{
    width: 50px;
    height: 50px; 
    background: rgba(0,0,0,0.3);
    border-radius: 50px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.about_zzzs_swiper .swiper-button-prev{
    left: 15px;
    opacity: 1;
    margin-top: -25px;
}
.about_zzzs_swiper .swiper-button-next{
    right: 15px;
    opacity: 1;
    margin-top: -25px;
}
.about_zzzs_swiper .swiper-button-prev:after,.about_zzzs_swiper .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.about_zzzs_swiper .swiper-button-prev:hover:after,.about_zzzs_swiper .swiper-button-next:hover:after{
    color: #fff;
}
.about_zzzs_swiper .swiper-button-next:hover,.about_zzzs_swiper .swiper-button-prev:hover{
    background: rgba(0,74,157,1);
}

.products_nav_swiper .swiper-wrapper .swiper-slide{
    width: auto;
}
.products_nav_swiper .swiper-wrapper .swiper-slide a{
    font-size: 16px;
    display: block;
    padding: 32px 0px;
    position: relative;
    color: #666;
}
.products_nav_swiper .swiper-wrapper .active a,.products_nav_swiper .swiper-wrapper .swiper-slide a:hover{
    color: #000;
}
.products_nav_swiper .swiper-wrapper .active a:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 3px;
    background: #147ed0;
}
.products_nav_bottom:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 1px;
    background: #eee;
}

.products_nav_swiper .swiper-button-next{
    width: 38px;
    height: 78px; 
    background: rgba(0,0,0,0.2);
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.products_nav_swiper .swiper-button-next{
    right: 0px;
    margin-top: -39px;
}
.products_nav_swiper .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.products_nav_swiper .swiper-button-next:hover:after{
    color: #fff;
}
.products_nav_swiper .swiper-button-next:hover{ 
    background: rgba(25,103,172,1);
}

.ny_nav_ul ul li a.ny_nav_a{
    display: block;
    padding: 8px 0px;
    line-height: 32px;
    border-bottom: 1px dashed #dfdfdf;
}
.ny_nav_ul ul li.active a.ny_nav_a{
    color: #fff;
}
.ny_nav_ul ul li{
    position: relative;
}
.ny_nav_a_xiala{
    position: absolute;
    top: 14px;
    right: 0px;
    background: #d8d8d8;
    width: 29px;
    height: 29px;
}
.ny_nav_a_xiala:before{
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: 0px;
    margin-top: -8px;
    width: 1px;
    height: 17px;
    background: #fff;
    transform:rotate(90deg);
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.ny_nav_a_xiala:after{
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -8px;
    margin-top: 0px;
    width: 17px;
    height: 1px;
    background: #fff;
}
.ny_nav_a_xiala.collapsed:before{
    transform:rotate(0deg);
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.ny_xiala_ul{
    padding: 10px 0px;
}
.ny_xiala_ul li a{
    display: block;
    padding: 10px 15px;
    line-height: 28px;
    color: #999;
}
.ny_xiala_ul li a:hover,.ny_xiala_ul .active a{
    color: #004a9d;
}

.ny_nav_bt2{
    background: #a43033;
    color: #fff;
    padding: 16px 20px;
    margin-bottom: 0px;
}
.ny_nav_bt2:before{
    content: none;
}
.ny_nav_ul2{
    background: #fff;
    position: relative;
}
.ny_nav_ul2 ul li a.ny_nav_a{
    border-bottom: none;
    font-size: 16px;
    padding: 13px 15px;
    background: #004a9d;
    color: #fff;
}
.ny_nav_ul2 ul li a.ny_nav_a2{
    font-size: 14px;
    background: #fff;
    color: #999;
}

.ny_nav_a_xiala2{
    right: 15px;
    background: #fff;
}
.ny_nav_a_xiala2:before{
    background: #ccc;
}
.ny_nav_a_xiala2:after{
    background: #004a9d;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.ny_nav_a_xiala2.collapsed:after{
    background: #ccc;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}

.ny_nav_ul2 ul li.active a.ny_nav_a{
    position: relative;
}

.ps_contact_ul li{
    margin-bottom: 18px;
    line-height: 24px;
}

.product_sousuo .sousuo_control{
    height: 58px;
}
.product_sousuo .search_anniu_top{
    height: 58px;
    background: #004a9d;
}
.product_sousuo .search_anniu_top:after{
    border: 1px solid #fff;
}
.product_sousuo .search_anniu_top:before{
    background: #fff;
}

.brand_card{
    box-shadow: rgba(14, 48, 223, 0.08) 0px 4px 16px 0px, rgba(14, 48, 223, 0.16) 0px 2px 4px 0px;
}

.pt_col_right{
    padding-right: 30px;
}

.pagination{
    margin: 0px 0px 0px 0px;
}
.pagination a{
    display: inline-block;
    background: #fff;
    color: #000;
    margin: 0px 8px;
    padding: 12px 16px;
    border: 1px solid #eee;
}
.pagination a:hover,.pagination a.page-num-current{
    background: #147ed0;
    color: #fff;
    border: 1px solid #147ed0;
}
.pagination a:first-child{
    border-radius: 0px;
}
.pagination a:last-child{
    border-radius: 0px;
}

.pt_details_swiper2 .swiper-wrapper .swiper-slide{
    display: flex;
    justify-content: center;
    align-items: center;
}
.pt_details_swiper .swiper-wrapper .swiper-slide{
    background: #f5f5f5;
    cursor: pointer;
    opacity: 0.6;
    padding: 6px;
    border: 1px solid #eee;
}
.pt_details_swiper .swiper-wrapper .swiper-slide img,.pt_details_swiper2 .swiper-wrapper .swiper-slide{
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.pt_details_swiper .swiper-wrapper .swiper-slide-thumb-active {
    opacity: 1;
}
.pt_details_swiper2 .swiper-button-next:after,.pt_details_swiper2 .swiper-button-prev:after{
    color: #1c1f89;
}

.pt_details_swiper2 .swiper-button-next,.pt_details_swiper2 .swiper-button-prev{
    width: 50px;
    height: 50px; 
    background: rgba(0,0,0,0.2);
    border-radius: 50px;
    -webkit-transition: 0.5s;
    transition: 0.5s;
}
.pt_details_swiper2 .swiper-button-prev{
    left: 15px;
    opacity: 1;
    margin-top: -25px;
}
.pt_details_swiper2 .swiper-button-next{
    right: 15px;
    opacity: 1;
    margin-top: -25px;
}
.pt_details_swiper2 .swiper-button-prev:after,.pt_details_swiper2 .swiper-button-next:after{
    color: #fff;
    font-size: 18px;
}
.pt_details_swiper2 .swiper-button-prev:hover:after,.pt_details_swiper2 .swiper-button-next:hover:after{
    color: #fff;
}
.pt_details_swiper2 .swiper-button-next:hover,.pt_details_swiper2 .swiper-button-prev:hover{
    background: rgba(14,48,223,1);
}

.details_bt strong{
    position: relative;
    display: inline-block;
    padding-bottom: 20px;
}
.details_bt strong:before{
    content: "";
    position: absolute;
    bottom: 0px;
    left: 0px;
    width: 100%;
    height: 3px;
    background: #004a9d;
}

.table thead th{
    border-color: #000;
    background: #000;
    padding: 20px 24px;
    font-size: 16px;
    color: #fff;
}
.table td,.table th{
    padding: 20px 24px;
    font-size: 16px;
    font-weight: normal;
}
.table th{
    background: #f9f9f9;
}

.ps_ds_ul{
    padding: 24px 38px;
}
.ps_ds_ul ul li{
    line-height: 24px;
}

.compatible_ul{
    display: flex;
    flex-wrap: wrap;
}
.compatible_ul li a{
    display: inline-block;
    padding: 12px 24px;
    color: #666;
    border: 1px solid #eee;
    margin: 0px 12px 12px 0px;
}
.compatible_ul li a:hover,.compatible_ul .active a{
    color: #004a9e;
    border: 1px solid #004a9e;
}

.details_tabs{
    border: none;
    position: relative;
}
.details_tabs .nav-link{
    font-size: 18px;
    background: none;
    padding: 28px 0px 28px 0px;
    display: inline-block;
    color: #999;
    margin-right: 28px;
    border: none;
    position: relative;
    text-transform: uppercase;
}
.details_tabs .nav-link.active{
    border: none;
    font-weight: 700;
}
.details_tabs:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 1px;
    background: #eee;
}
.details_tabs .nav-link.active:before{
    content: "";
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 3px;
    background: #147ed0;
}

.information_ul li{
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    border: 1px solid #eee;
    padding: 24px 130px 24px 24px;
    position: relative;
    line-height: 24px;
    background: #fff;
}
.information_ul li a{
    position: absolute;
    right: 12px;
    top: 18px;
    padding: 12px;
}

.pt_ds_ul{
    padding: 38px;
}
.pt_ds_ul ul li{
    padding-left: 16px;
    position: relative;
    margin-bottom: 12px;
}
.pt_ds_ul ul li:before{
    content: "";
    position: absolute;
    left: 0px;
    top: 8px;
    width: 8px;
    height: 8px;
    background: #147ed0;
    border-radius: 8px;
}
.news_card_2{
    display: block;
}
.news_card_2 p{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    height: 48px;
}
.fangda.newsimg{
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 80%;
    background: #fff;
}
.fdimg{
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
   height: 200px;
    transition:all 0.5s ease-out; 
}
.fangda.newsimg:hover .fdimg{
    transform:scale(1.1);
}


.fdimg2 {
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    transition: all 0.5s ease-out;
}
.fangda2.newsimg:hover .fdimg{
    transform:scale(1.1);
}


.maximg img{
    max-width: 100%;
    height: auto !important;
}
.fangda.proimg{
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 57%;
    background: #fff;
}
.fangda.proimg:hover .fdimg{
    transform:scale(1.1);
}


/* ----------------------------------------------------------------
    科技创新
----------------------------------------------------------------- */
.cooperate_banner{
    background: url(../img/cooperate_banner.jpg);
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
    height: 488px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ix_about_png img{
    width: 68px;
    height: 68px;
    object-fit: contain;
}
.brands_img{
    background: #fff;
    padding: 18px 24px;
    margin-bottom: 30px;
    display: block;
    height: 108px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0px 5px 15px rgba(51, 51, 51, 0.1);
}

.details{
    border: 20px solid #f9f9f9;
    padding: 48px;
}
.news_ds_p p{
    line-height: 2;
}

/* ----------------------------------------------------------------
    联系我们
----------------------------------------------------------------- */
.contact_banner{
    background: url(../img/contact_banner.jpg);
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
    height: 488px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact_left .media i{
    width: 58px;
    height: 58px;
    border-radius: 58px;
    background: #999;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.contact_left .media{
    margin-bottom: 24px;
}

.contact_form .form-control{
    border-color: #f9f9f9;
    padding: 12px 18px;
    border-radius: 0px;
    font-size: 16px;
    background: #f9f9f9;
}
.form_input_height{
    height: 52px;
}
.contact_form .form-group .input-group .form-control{
    border-top-left-radius: 0px;
    border-bottom-left-radius: 0px;
}
.contact_form .form-group .input-group .input-group-text{
    background: none;
    border-color: #eee;
    border-top-right-radius: 0px;
    border-bottom-right-radius: 0px;
    padding: 0px;
}

.gengduo_contact{
    border:2px solid #147ed0;
    background: #147ed0;
    color: #fff;
    padding: 14px 60px;
}
.gengduo_contact:hover{
    color: #fff;
    background-color: #0057b8;
    border-color: #0057b8;
}

.contact_form{
    box-shadow: 0px 5px 15px rgba(74, 90, 117, 0.1);
    padding: 48px 30px;
}

.news_banner{
    background: url(../img/news_banner.jpg);
    background-size: cover;
    background-position: top center;
    background-repeat: no-repeat;
    height: 488px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.news_swiper{
    padding-bottom: 88px;
}

.news_swiper .swiper-pagination{
    bottom: 28px;
}


/* ----------------------------------------------------------------
    响应
----------------------------------------------------------------- */
@media (max-width: 1655px){
    .navbar-expand-lg .navbar-nav .nav-item {
        margin: 0px 18px;
    }
}
@media (max-width: 1445px){
    .navbar-expand-lg .navbar-nav .nav-item {
        margin: 0px 15px;
    }
}
@media (max-width: 1345px){
    .nav_phone{
        padding: 0 10px;
        font-size: 1rem;
    }
    .nav_phone i{
        margin-right: 5px !important;
    }
}
@media (max-width: 1400px){
    .nav_menu{
        display: none;
    }
    .nav_min{
        padding: 0px 0px 0px 15px;
    }
}

@media (max-width: 1200px){
    .navbar-expand-lg .navbar-nav .nav-item {
        margin: 0px 15px;
    }
    .top_xiala .dropdown-toggle {
        display: none;
    }
}
@media (max-width: 1199px){
    .navbar-brand{
        margin-right: 0px;
        margin-top: 10px;
        margin-bottom: 10px;
        height: 48px;
    }
    .nav_min .navbar-brand img{
        height: 100%;
        object-fit: contain;
    }
    .nav_min{
        padding: 0px;
        display: flex;
        justify-content: center;
    }
    .nav_min .container-fluid{
        justify-content: center;
    }
    .md_nav_container{
        position: relative;
    }
    .nav_min .md_sousuo_container{
        display: block;
    }
    .search_anniu_top{
        width: 58px;
        height: 68px;
        margin-top: 0px;
    }
    .md_search_anniu_top{
        margin-top: 5px;
    }
    .search_anniu_top:after{
        border: 2px solid #cbc0c0;
    }
    .search_anniu_top:before{
        background: #cbc0c0;
    }
    .md_sousuo{
        position: absolute;
        right: 0px;
        top: 0px;
    }
    .md_yuyan{
        position: absolute;
        right: 15px;
        top: 20px;
    }
    .yuyan_top_xiala{
        position: absolute;
        right: 48px;
    }

    .md_collapse{
        border-top: 1px solid #eee;
        background: #fff;
    }
    .md_collapse .navbar-nav{
        padding: 0px 15px;
    }
    .navbar-expand-lg .navbar-nav .nav-item{
        margin: 0px;
    }
    .navbar-expand-lg .navbar-nav .nav-link{
        padding: 22px 0px;
    }
    .top_xiala{
        position: relative;
    }
    .nav_min .navbar-nav .nav-link{
        font-size: 16px;
        font-weight: normal;
    }
    .pc_yuyan{
        padding: 15px;
        background: #fff;
    }
    .pc_yuyan .dropdown-menu{
        position: static;
        float: none;
    }
    .pc_yuyan .nav-link{
        height: 58px;
        line-height: 58px;
        padding: 0px;
    }

    .pb-6{
        padding-bottom: 68px;
    }
    .pt-6{
        padding-top: 68px;
    }
    .mb-6{
        margin-bottom: 68px;
    }
    .mt-6{
        margin-top: 68px;
    }

    .top_nav li a{
        font-size: 16px;
    }

    .js-header {
        transition: all 0.3s;
        -webkit-transition: all 0.3s;
    }
    .nav_min {
        top: 0px;
        background: #fff;
        box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
    }
    .nav_min .navbar-brand{
        background: url(../img/logo2.png);
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
    }
    .nav_min .navbar-nav .nav-link{
        color: #000;
    }

    .md_phone{
        display: none;
    }
}
@media (max-width: 900px){
    .index_section1{
        padding-top: 68px;
    }

    .ps_ds_ul{
        padding: 24px 15px;
    }
    
    .bottom_flex{
        display: block;
        text-align: center;
    }
    .di_media{
        margin-top: 24px;
    }
    .bottom_flex2{
        display: block;
        text-align: center;
    }
    .di_media .media{
        margin-bottom: 8px;
    }
    .bottom_beian{
        margin-top: 24px;
    }
    .bottom_ul{
        padding-bottom: 0px;
    }
    .bottom_ul .bottom_bt{
        margin-bottom: 0px;
    }
    .bottom_ul .bottom_bt a,.md_bottom_bt a{
        height: 58px;
        line-height: 58px;
        padding: 0px;
        font-size: 16px;
        border-bottom: 1px solid #333;
    }
    .di_socialize{
        margin-top: 24px;
    }
    .bottom_beian{
        border-top: none;
        padding: 24px 0px 24px 0px;
        margin-top: 0px;
    }
    .bottom_ul .card{
        padding: 15px 0px;
    }
    .di_beian{
        margin-top: 0px;
    }
    .bottom_flex{
        padding-top: 38px;
        padding-bottom: 28px;
    }
    .bottom_nav{
        padding-top: 24px;
        padding-bottom: 24px;
    }
    .bottom_bt2{
        padding-top: 24px;
    }
    
    .banner .swiper-button-prev{
        left: 15px;
    }
    .banner .swiper-button-next{
        right: 15px;
    }

    .fwdx_swiper_bottom .swiper-wrapper .swiper-slide .media{
        margin-top: 32px;
    }

    .products_nav_swiper .swiper-wrapper{
        justify-content: flex-start;
    }

    .index_card{
        padding-bottom: 160px;
        background-position: bottom 15px center;
    }

    .di_banner_bg{
        height: 480px;
    }
    .di_banner_bg .fangda{
        height: 100%;
    }
    .di_banner_bg .fangda img{
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .di_banner_bg h3{
        font-size: 24px;
    }
}

@media (max-width: 768px){
    /*.banner{
        height: 488px;
    }*/
    .banner .swiper-wrapper .swiper-slide h1{
        font-size: 24px;
        line-height: 38px;
    }

    .ix_about_right .card-img-overlay img{
        width: 28px;
        height: 28px;
        object-fit: contain;
    }

    .product_banner,.news_banner,.cooperate_banner,.contact_banner,.about_banner{
        height: 185px;
    }
    .product_banner h1,.news_banner h1,.cooperate_banner h1,.contact_banner h1,.about_banner h1{
        font-size: 30px;
    }
    .details{
        padding: 30px;
        border: 8px solid #f9f9f9;
    }

    .details_tabs .nav-link{
        margin-right: 16px;
        font-size: 16px;
    }
}


















/* 语言切换按钮容器 */
.language-switcher {
    position: relative;
    z-index: 100; /* 确保下拉列表在最上层 */
    margin-right: 15px;
}

/* 语言按钮样式 */
.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    /*background-color: #3498db;*/
    color: #000000;
    border: none;
    border-radius: 16px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s ease;
}

.lang-btn:hover {
    background-color: #2980b9;
}

.lang-btn svg {
    width: 12px;
    height: 12px;
    transition: transform 0.2s ease;
}

/* 下拉列表展开时的箭头旋转 */
.language-switcher.open .lang-btn svg {
    transform: rotate(180deg);
}

/* 语言下拉列表样式 */
.lang-list {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    width: 160px;
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    padding-left: 0; /* 关键修复：移除ul默认的左侧内边距，解决空白问题 */
    margin: 8px 0 0 0; /* 重置margin，避免额外间距 */
}

/* 展开下拉列表 */
.language-switcher.open .lang-list {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 语言选项样式 */
.lang-item {
    padding: 0; /* 关键修复：移除li的padding，避免和a链接padding重复导致空白/重叠 */
    cursor: pointer;
    color: #333;
    font-size: 14px;
    transition: background-color 0.2s ease;
    border-radius: 4px;
}

.lang-item:hover {
    background-color: #f5f5f5;
}

.lang-item:first-child {
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
}

.lang-item:last-child {
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
}

/* a链接样式 */
.lang-link {
    display: block; /* 让a链接铺满整个li，点击区域更大 */
    padding: 10px 16px;
    color: #333;
    text-decoration: none; /* 去掉默认下划线 */
    width: 100%;
    height: 100%;
    box-sizing: border-box; /* 确保padding不会超出容器 */
    text-align: center;
}

.lang-item:hover .lang-link {
    background-color: #f5f5f5; /* hover效果移到a链接上 */
}

/* 响应式适配（手机端） */
@media (max-width: 768px) {
    .navbar {
        padding: 0 15px;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 13px;
    }

    .lang-list {
        width: 140px;
    }

    .lang-item {
        padding: 0; /* 手机端同样移除li的padding */
    }

    .lang-link {
        padding: 8px 14px;
        font-size: 13px;
    }
}