/*首页banner*/
.index_banner {
    overflow: hidden;
    position: relative;
    z-index: 1;
    max-width: 1920px;
    margin: 0 auto; 
    margin-top: 1px;
    width: 100%;
}

.index_banner .hd {
    position: absolute; 
    bottom: 20px;
    z-index: 1; 
    display: block;
    width: 100%;
    text-align: center;
}

.index_banner .hd ul {
    height: 15px;
    display: inline-block;
}

.index_banner .hd ul li {
    float: left;
    display: block;
    width: 14px; 
    height: 14px;
    cursor: pointer;
    background: url("../image/white_circle.png");
    margin-right: 16px;
}

.index_banner .hd ul li.on { 
    background: url("../image/grey_circle.png");
}

.index_banner .bd { 
    position: relative; 
    z-index: 0;
    overflow: hidden;
}

.index_banner .bd ul {
    overflow: hidden;
}

.index_banner .bd li { 
    zoom: 1;
    display: block;
}

.index_banner .bd li a {
    display: block;
    text-align: center; 
    position: relative; 
    padding-top: 46.88%;
}

.index_banner .bd img {
    position: absolute; 
    top: 0; 
    right: 0; 
    bottom: 0; 
    left: 0; 
    margin: auto;
}

.index_banner .container {
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -600px;
    margin-top: -39px;
    height: 0;
}

.index_banner .container .prev,
.index_banner .container .next {
    display: inline-block;
    cursor: pointer;
}

.index_banner.custom .hd ul li {
    width: 80px; 
    height: 3px; 
    background: rgba(255,255,255,0.3); 
    margin-right: 10px;
}

.index_banner.custom .hd ul li.on {
    background: #e1e1e1;
}

/* 字体定义 */
@font-face {
    font-family: 'SAXONYSERIAL';
    src: url('../font/saxonyserial-xlight-webfont.eot');
    src: url('../font/saxonyserial-xlight-webfont.eot') format('embedded-opentype'),
    url('../font/saxonyserial-xlight-webfont.woff2') format('woff2'),
    url('../font/saxonyserial-xlight-webfont.woff') format('woff'),
    url('../font/saxonyserial-xlight-webfont.ttf') format('truetype'),
    url('../font/saxonyserial-xlight-webfont.svg') format('svg');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'calibrii';
    src: url('/themes/static/themes/default/font/calibrii.ttf');
}

@font-face {
    font-family: 'proxima_nova_rgregular';
    src: url('../font/proximanova-regular-webfont.eot');
    src: url('../font/proximanova-regular-webfont.eot') format('embedded-opentype'),
    url('../font/proximanova-regular-webfont.woff2') format('woff2'),
    url('../font/proximanova-regular-webfont.woff') format('woff'),
    url('../font/proximanova-regular-webfont.ttf') format('truetype'),
    url('../font/proximanova-regular-webfont.svg') format('svg');
    font-weight: normal;
    font-style: normal;
}

/* 首页服务区块 */
.index_service_box{
    margin-top: 120px; 
    background-color: #f5f5f5; 
    overflow: hidden; 
    position: relative; 
    max-width: 1920px; 
    margin-left: auto; 
    margin-right: auto;
    height: 740px;
    display: flex;
    justify-content: space-between;
}

.index_service_box .info_box{
    width: 70%;
    position: relative;
    background-image: url('/themes/static/images/index/service_bg.pg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 110px 280px;
    box-sizing: border-box;
}

.index_service_box .info_box .desc{ 
    color: #fff;
    font-weight: bold; 
    line-height: 25px;
    font-size: 20px;
}

.index_service_box .info_box .more_btn {
    margin-top: 20px;
    display: inline-block;
    width: 220px; 
    height: 60px; 
    line-height: 60px; 
    background-color: #5c98d0; 
    color: #fff; 
    font-size: 16px;
    text-align: center;
    position: absolute;
    bottom: 110px;
    left: 50%;
    transform: translateX(-50%);
}

.index_service_box .pic_box {
    width: 30%;
    position: relative;
    height: 100%;
    overflow: hidden;
}

.index_service_box .pic_box img {
    max-width: 100%; 
    width: 100%; 
    display: block;
    height: 100%;
}

.index_service_box .pic_box .servicetitle {
    font-size: 40px; 
    color: #fff;
    font-weight: bold;
    position: absolute;
    top: 110px; 
    left: 168px; 
    width: 380px;
    text-align: left;
}

/* 移动端联系按钮 */
.mb_contatc {
    width: 92%; 
    margin: 10vw auto 0px; 
    font-size: 0px; 
    display: flex; 
    justify-content: space-around; 
    padding-bottom: 9.33333vw; 
    border-bottom: 2px solid #f2f2f2;
}

.mb_contatc .btns {
    display: inline-block; 
    vertical-align: top;
}

.mb_contatc .btns a {
    display: inline-block; 
    font-family: 'Montserrat-Regular'; 
    font-size: 4.26667vw; 
    line-height: 6.93333vw; 
    height: 6.93333vw; 
    padding-left: 0;
    padding-top: 14vw; 
    height: 6.66667vw;
}

.mb_contatc .btns.whatsapp a {
    background: url('../image/mb_contatc_pic1.png') no-repeat center 15px; 
    background-size: 6.66667vw 6.66667vw;
}

.mb_contatc .btns.quote a {
    background: url('../image/mb_contatc_pic2.png') no-repeat center 15px; 
    background-size: 6.66667vw 6.66667vw;
}

.mb_contatc .btns.email a {
    background: url('../image/mb_contatc_pic3.png') no-repeat center 15px; 
    background-size: 6.66667vw 5.6vw;
}

/* 图片加载相关样式 */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

.img-load-error {
    min-height: 100px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 12px;
}

/* 图片加载占位效果 */
.img-placeholder {
    background: #f5f5f5;
    position: relative;
    overflow: hidden;
}

.img-placeholder::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/*首页产品*/
.index_ad dl{width: 577px;height: 517px;margin-left: 46px;position: relative}
.index_ad dl:first-child{margin-left: 0}
.index_ad dl .title{line-height: 33px}
.index_ad .info{padding:32px 40px;background: #234b68;position: absolute;bottom: 72px;left: 0;max-width: 100%;overflow: hidden;max-height: 400px}
.index_ad dl:nth-child(2) .info{background: #a0843a}
.index_ad .info .title{}
.index_ad .info .title a{;color: #fff;font:normal  32px SAXONYSERIAL ;}

.index_ad dl .pic{width: 574px;height: 518px;overflow: hidden;text-align: center;}
.index_ad .info .brief{}
.index_ad .info .brief p{color: #fff;font: normal 16px proxima_nova_rgregular;display: none }
.lang_ar .index_ad .info .brief p{text-align: right;}
.index_ad dl .pic img{transform: scale(1,1);transition: all 1s}
.index_ad dl:hover .pic img{transform: scale(1.1,1.1);transition: all 1s}

    /*首页Ipad*/
.index_3ad dl{width: 345px;height: 208px;margin-left: 40px;position: relative;background: url("../image/ipad.png")no-repeat center;padding:14px}
.index_3ad dl:first-child{margin-left: 0}
.index_3ad dl .pic_box{width: 340px;height: 204px;margin-left: 1px}

.index_3ad dl .title {text-align: center;top: 144px;width: 100%;left: 0}
.index_3ad dl .title a{font-size: 20px;color: #fff}






    /*首页产品分类*/
.index_pro_category{padding:  68px 0 0 0}
.index_pro_category .nLi{width: 214px;height: 110px;margin-left: 28px;position: relative}
.index_pro_category .nLi .triangle-down{border-left: 10px solid transparent;border-right: 10px solid transparent;border-top: 10px solid #0c1c31;bottom: 0;position: absolute;left: 50%;margin-left: -10px;display: none}
.index_pro_category .nLi:first-child{margin-left: 0}
.index_pro_category .nLi:after{display: block;position: absolute;}
.index_pro_category .nLi .first_cate{position: relative;height: 87px;display: block;border: 1px solid #0c1c31;cursor: pointer}
.index_pro_category .nLi .first_cate .pic{position: absolute;left: 10px;bottom: 0;max-width: 110px;text-align: left}
.index_pro_category .nLi .first_cate .title{position: absolute;right: 0;width: 103px;height: 100%;text-align: center;}
.index_pro_category .nLi .first_cate .title a{font-size: 16px;font-weight: bold}
.index_pro_category .nLi .first_cate+.sub{position: relative}


.index_pro_category .nLi:hover .first_cate{background: #0c1c31}
.index_pro_category .nLi:hover a{color: #ffffff}
.index_pro_category .nLi:hover .triangle-down{display: block}


.index_pro_category .scroll_box{height: 350px;overflow: hidden;margin-top: 45px}
.index_pro_category .scroll li{padding-bottom:22px}
.index_pro_category .scroll li .name{font-size: 14px;font-weight: bold;text-align: center;margin: 24px 0 8px 0}
.index_pro_category .scroll li .pro_num{font-size: 12px;color: #989898;text-align: center}


.index_pro_category .scroll{width: 100%;overflow: hidden}
.index_pro_category .scroll .bd{display: none;}
.index_pro_category .scroll .bd:first-child{display: block}
.index_pro_category .scroll .sub>li{width: 291px;height: 323px;border: 1px dotted #989898;margin-left: 20px}
.index_pro_category .scroll .sub>li:first-child{margin-left: 10px}

.index_pro_category .scroll .sub>li:hover{border-color: #e60012}
.index_pro_category .scroll .sub>li:hover a{color: #e60012}

.index_article .right{width: 672px;margin-left: 70px}
.index_article .content{min-height: 150px;}

.index_news {background: #f1f1f1;padding: 14px 0 16px 20px}
.index_news li{width: 192px;margin-left: 20px;background: #ffffff;padding-bottom: 20px}
.index_news li:first-child{;margin-left: 0}
.index_news li .pic_box{margin-bottom: 16px}
.index_news li .date,.index_news li .title a{font-size: 14px;padding: 0 10px}
.index_news li .title a{height: 40px;line-height: 20px}
.index_news li .date{color: #989898;margin-top: 10px}


/* 首页 about us */
.index_about_box{margin-top: 100px; overflow: hidden;}
.index_about_box .left_info{float: right; width: 50%;background-color: #fafafa;box-sizing: border-box;padding: 130px 80px; }
.index_about_box .left_info .title{font-family: Montserrat-Bold; font-size: 40px; line-height: 50px; padding-left: 12px; }
.index_about_box .left_info .desc{font-size: 17px; color: #4c4c4c; line-height: 30px; margin-top: 30px;}
.index_about_box .left_info .more_btn{display: inline-block; margin-top: 40px; width: 220px; height: 60px; line-height: 60px; background-color: #5d99d2; color: #fff; font-size: 16px; font-family: 'Montserrat-Bold'; text-align: center; text-decoration: none;}
.index_about_box .left_info .more_btn:hover{background-color: #ff9c00;}
.index_about_box .right_pic{float: left; width: 50%; overflow: hidden; position: relative; padding-top:38.5%;}
.index_about_box .right_pic img{ position: absolute; top:0; right:0; bottom:0; left:0;  width: 100%;max-height: 590px;}
.index_about_box .right_pic img:hover{transform: scale(1.05); -ms-transform: scale(1.05);}  
.index_about_box .num_list{margin-top: 105px; width: 100%; display: flex; justify-content:space-between; font-size: 0px; text-align: center;}
.index_about_box .num_list .num_item{width: 19.6923%; height: 206px; background-color: #f2f2f2;box-sizing: border-box;padding: 0 30px;display: flex;justify-content: center;align-items: center;}
.index_about_box .num_list .num_item:after{content: ''; display: inline-block; height: 100%; vertical-align: middle;}
.index_about_box .num_list .num_item .info_box{display: inline-block; vertical-align: middle; }
.index_about_box .num_list .num_item .info_box .top{font-size: 50px; color: #5c5c5c; line-height: 62px;font-family: Montserrat-Bold;display: flex;justify-content: center;}
.index_about_box .num_list .num_item .info_box .top *{font-size: 50px; color: #5c5c5c; line-height: 62px;font-family: Montserrat-Bold;}
.index_about_box .num_list .num_item .info_box .bottom{font-size: 16px;  color: #4c4c4c; margin-top: 15px;text-transform: uppercase;}

.index_about_box .num_list .num_item:hover{background-color: #5d99d2;}
.index_about_box .num_list .num_item:hover .info_box .top,.index_about_box .num_list .num_item:hover .info_box .bottom{color: #FFF;}

.index_advantage_box{margin-top: 120px; background-repeat: repeat-y; background-position: top center; width: 100%; min-height: 650px; border-top: 1px solid transparent; }
.index_advantage_box .advantage_main{margin-top: 6.25%;}
.index_advantage_box .advantage_main .title{font-family: 'Montserrat-Bold'; font-size: 40px; line-height: 50px; padding-left: 12px; border-left: 3px solid #5d99d2; color: #1a1a1a;}
.index_advantage_box .advantage_main .advantage_list{margin-top: 60px; display: flex; width: 100%; justify-content:space-between; font-size: 0px;}
.index_advantage_box .advantage_main .advantage_list .list_item{display: inline-block; width: 22%; text-align: center;}
.index_advantage_box .advantage_main .advantage_list .list_item .pic{display: block; width: 110px; height: 0px; padding-top: 110px; position: relative; margin: auto; background-color: #5c5c5c; border-radius: 55px;}
.index_advantage_box .advantage_main .advantage_list .list_item .pic img{position: absolute; top: 0px; right: 0px; bottom: 0px; left: 0px; margin: auto;}
.index_advantage_box .advantage_main .advantage_list .list_item .item_title{margin-top: 50px; font-family: 'Montserrat-Bold'; font-size: 22px; color: #1a1a1a; line-height: 34px;}
.index_advantage_box .advantage_main .advantage_list .list_item .item_desc{font-size: 16px; line-height: 30px; margin-top: 15px;}

.index_systems_box{width: 100%; background-repeat: repeat-y; background-position: top center; width: 100%; min-height: 900px; border-top: 1px solid transparent; margin-top: 140px;background-color: #f8f8f8;}
.index_systems_box .systems_main{margin-top: 6.25%;}
.index_systems_box .systems_main .title{font-family: 'Montserrat-Bold'; font-size: 40px; line-height: 50px; padding-left: 12px;text-align: center;}
.index_systems_box .systems_main .sub_title{font-size: 17px; line-height: 30px; margin-bottom: 35px;text-align: center;}
.index_systems_box .systems_main .pic_type1{margin-top: 16px; width: 100%; overflow: hidden;}
.index_systems_box .systems_main .pic_type1 .pic_item{float: left; width:49.38461%; position: relative; overflow: hidden;}
.index_systems_box .systems_main .pic_type1 .pic_item:hover img{transform: scale(1.05); -ms-transform: scale(1.05);}
.index_systems_box .systems_main .pic_type1 .pic_item:last-child{float: right;}
.index_systems_box .systems_main .pic_type1 .pic_item .pic_name{position: absolute; top:3%; left: 3%; font-family: 'Montserrat-Bold'; font-size: 24px; line-height: 42px; color: #ffffff; z-index: 1;}
.index_systems_box .systems_main .pic_type2{width: 100%; margin-top: 16px; position: relative; overflow: hidden;}
.index_systems_box .systems_main .pic_type2 li{position: relative; overflow: hidden;}
.index_systems_box .systems_main .pic_type2 li img:hover{transform: scale(1.05); -ms-transform: scale(1.05);}
.index_systems_box .systems_main .pic_type2 li .pic_name{position: absolute; top:20%; left: 4%; font-family: 'Montserrat-Bold'; font-size: 30px; line-height: 34px; color: #ffffff; z-index: 1;}
.index_systems_box .systems_main .pic_type2 .left_btn,.index_systems_box .systems_main .pic_type2 .right_btn{position: absolute; width:42px; height: 42px; border:2px solid #e9e9e9;  z-index: 2; top: 53.33333%;}
.index_systems_box .systems_main .pic_type2 .left_btn{left: 55px;}
.index_systems_box .systems_main .pic_type2 .left_btn:before{content: ''; position: absolute; top: 0px; right: 0px; bottom: 0px; left: 0; margin: auto;  width: 0; height: 0; border-top: 11px solid transparent; border-right: 14px solid #e7e7e7; border-bottom: 11px solid transparent; transition: all 0.4s ease-out;}
.index_systems_box .systems_main .pic_type2 .right_btn{left: 120px;}
.index_systems_box .systems_main .pic_type2 .right_btn:before{content: ''; position: absolute; top: 0px; right: 0px; bottom: 0px; left: 0; margin: auto;  width: 0; height: 0; border-top: 11px solid transparent; border-left: 14px solid #e7e7e7; border-bottom: 11px solid transparent; transition: all 0.4s ease-out;}
.index_systems_box .systems_main .pic_type2 .left_btn:hover,.index_systems_box .systems_main .pic_type2 .right_btn:hover{border:2px solid #ff9c00;}
.index_systems_box .systems_main .pic_type2 .left_btn:hover:before{border-right: 14px solid #ff9c00;}
.index_systems_box .systems_main .pic_type2 .right_btn:hover:before{border-left: 14px solid #ff9c00;}

.index_feedback_box{width: 100%; background-repeat: repeat-y; background-position: top center; width: 100%; min-height: 764px; border-top: 1px solid transparent; margin-top: 60px;}
.index_feedback_box .index_feedback_main {
    margin-top: 100px;
    overflow: hidden;
    padding-bottom: 50px;
}
.index_feedback_box .index_feedback_main .left_text{display: flex;flex-direction: column; font-family: 'Montserrat-Bold'; font-size: 25px; color: #2d2d2d; line-height: 90px; float: left; width: 35%;}
.index_feedback_box .index_feedback_main .left_text .title{font-family: 'Montserrat-Bold'; font-size: 40px; color: #2d2d2d; line-height: 90px; float: left; width: 80%;}
.index_feedback_box .index_feedback_main .right_form{float: right; width: 55%;box-sizing: border-box;padding: 60px 75px;background-color: #5d99d2;border-radius: 30px;}
.index_feedback_box .index_feedback_main .right_form .title{font-family: 'Montserrat-Bold'; font-size: 40px; line-height: 50px; padding-left: 12px; border-left: 3px solid #5d99d2; color: #1a1a1a;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form{margin-top: 30px;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows{width: 100%; margin-bottom: 20px; overflow: hidden;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input{float: left; width: 44.46153%; padding: 0px 2%; height: 70px; line-height: 70px; background-color: #eeeff0; border:1px solid #eeeff0; font-size: 22px; color: #8c8c8c; font-family: 'Arial';}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input::-webkit-input-placeholder{font-size: 22px;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input:last-child{float: right;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .contact{width: calc(96% - 2px); border:1px solid #eeeff0; background-color: #eeeff0; padding: 2%; font-size: 1rem; color: #848485 !important; line-height: 35px; height:175px; font-family: 'Arial';}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .submit_btn{width: 100%; height: 70px; line-height: 70px; text-align: center; background-color: #5a5a5a; border:0px; color: #fff; font-size: 16px; font-family: 'Montserrat-Bold'; cursor: pointer;}
.index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .submit_btn:hover{background-color: #ff9c00;}

@media (max-width: 1300px){
    .index_service_box .info_box .title{font-size: 30px; line-height: 40px;}
    .index_service_box .info_box .desc{font-size: 14px; line-height: 20px; margin-top: 15px;}
    .index_service_box .info_box .more_btn{margin-top: 20px;}

}

@media (max-width: 1023px){
    .mb_contatc{margin-top: 5vw;padding-bottom: 5vw}
    .index_banner .hd{bottom: 0px;}
    .index_banner.custom .hd ul li{width: 8vw; }

    .index_about_box{margin-top: 7.2vw;}
    .index_about_box .left_info{width: 100%; float: unset; margin-bottom: 6.66667vw;padding: 30px 10px;}
    .index_about_box .left_info .title{font-size: 7.46667vw; line-height:7.46667vw; }
    .index_about_box .left_info .desc{font-size: 4vw; line-height:5.6vw; }
    .index_about_box .left_info .more_btn{width: 100%; height: 12vw; line-height: 12vw; font-size: 4vw;}
    .index_about_box .right_pic{width: 100%; float: unset; text-align: center;}

    .index_about_box .num_list{margin-top: 6.66667vw; flex-wrap:wrap;}
    .index_about_box .num_list .num_item{width:47%; height: 44vw; background-color: #5d99d2; margin-bottom: 6%;}
    .index_about_box .num_list .num_item .info_box .top{color: #fff; font-size: 10.66667vw; line-height: 10.66667vwl}
    .index_about_box .num_list .num_item .info_box .top *{color: #fff; font-size: 10.66667vw; line-height: 10.66667vwl}
    .index_about_box .num_list .num_item .info_box .bottom{color: #fff; font-size: 3.73333vw; line-height:3.73333vw;  margin-top: 2.67777vw;}

    .index_advantage_box{margin-top: 10vw; background: #f9f9f9 !important;}
    .index_advantage_box .advantage_main{margin-top: 13.3333vw;}
    .index_advantage_box .advantage_main .title{font-size: 7.46667vw; line-height:7.46667vw; }
    .index_advantage_box .advantage_main .advantage_list{margin-top: 8.66666vw;  flex-wrap:wrap;}
    .index_advantage_box .advantage_main .advantage_list .list_item{width: 44vw; margin-bottom: 8vw;}
    .index_advantage_box .advantage_main .advantage_list .list_item .pic{width: 20vw; padding-top: 20vw; border-radius: 10vw;}
    .index_advantage_box .advantage_main .advantage_list .list_item .pic img{max-width: 50%; max-height: 50%;}
    .index_advantage_box .advantage_main .advantage_list .list_item .item_title{margin-top: 6.66667vw; font-size: 3.73333vw; line-height: 5.33333vw;}
    .index_advantage_box .advantage_main .advantage_list .list_item .item_desc{font-size: 3.2vw; line-height: 4.26667vw;}

    .index_systems_box{min-height: unset; padding-bottom: 9.33333vw;}
    .index_systems_box .systems_main{margin-top: 13.3333vw;}
    .index_systems_box .systems_main .title{font-size: 7.46667vw; line-height:7.46667vw; }
    .index_systems_box .systems_main .sub_title{display: none;}
    .index_systems_box .systems_main .pic_type1{margin-top: 4vw;}
    .index_systems_box .systems_main .pic_type1 .pic_item{width: 100%; margin-bottom: 4vw; text-align: center;}
    .index_systems_box .systems_main .pic_type1 .pic_item .pic_name{font-size: 4.8vw; line-height: 6.4vw;}
    .index_systems_box .systems_main .pic_type2{margin-top: 0px;}
    .index_systems_box .systems_main .pic_type2 li .pic_name{font-size: 4.8vw; line-height: 6.4vw; top: 10%;}
    .index_systems_box .systems_main .pic_type2 .left_btn, .index_systems_box .systems_main .pic_type2 .right_btn{width: 5.6vw; height: 5.6vw; }
    .index_systems_box .systems_main .pic_type2 .left_btn:hover, .index_systems_box .systems_main .pic_type2 .right_btn:hover{border:2px solid #e9e9e9;}
    .index_systems_box .systems_main .pic_type2 .left_btn{left: 7.33333vw;}
    .index_systems_box .systems_main .pic_type2 .right_btn{left: 16vw;}

    .index_systems_box .systems_main .pic_type2 .left_btn:before{border-top:5px solid transparent; border-right:8px solid #e7e7e7; border-bottom:5px solid transparent;}
    .index_systems_box .systems_main .pic_type2 .left_btn:hover:before{border-right:8px solid #e7e7e7;}
    .index_systems_box .systems_main .pic_type2 .right_btn:before{border-top:5px solid transparent; border-left:8px solid #e7e7e7; border-bottom:5px solid transparent; }
    .index_systems_box .systems_main .pic_type2 .right_btn:hover:before{border-left:8px solid #e7e7e7;}

    .index_service_box{background-color: #fff; margin-top: 12.66667vw; max-width: 100%;display: flex;flex-direction: column;height: auto;}
    .index_service_box .pic_box{width: 100%; text-align: center; margin-top: 5.33333vw; height: auto; overflow: visible;}
    .index_service_box .pic_box .servicetitle{left: 80px;top:50px;}
    .index_service_box .pic_box img{width: 100%; display: block; max-width: 100%;}
    .index_service_box .pic_box:after{content: unset;}
    .index_service_box .info_box{position: unset; width: 100%;  transform:unset;padding: 20px;padding-bottom: 50px;}
    .index_service_box .info_box .title{font-size: 7.46667vw; line-height:7.46667vw; }
    .index_service_box .info_box .desc{font-size: 4vw; line-height:5.6vw; margin-top: 5.33333vw;}
    .index_service_box .info_box .more_btn{width: 50%; height: 12vw; line-height: 12vw; font-size: 4vw; margin-top: 5.33333vw;bottom: 0; }

    .index_feedback_box{margin-top: 13.3333vw; background-color:#fdfdfd; background-repeat:no-repeat; background-position:bottom center;}
    .index_feedback_box .index_feedback_main{margin-top: 12.66667vw; padding-bottom:10.66667vw; }
    .index_feedback_box .index_feedback_main .left_text{float:unset; width: 100%; margin-bottom: 9.33333vw; font-size:30px; line-height: 50px; }
    .index_feedback_box .index_feedback_main .left_text .title{font-family: 'Montserrat-Bold'; font-size: 28px; color: #2d2d2d; line-height: 90px; float: left; width: 80%;}
    .index_feedback_box .index_feedback_main .right_form{float:unset; width: 100%;padding: 20px; }
    .index_feedback_box .index_feedback_main .right_form .title{font-size: 25px;line-height: 17px}
    .index_feedback_box .index_feedback_main .form_group input{width: 85% !important;}
    .index_feedback_box .index_feedback_main .form_group .contact{width: 85% !important;}
    .index_feedback_box .index_feedback_main .form_group .submit_btn{width: 90% !important;}




    .more_btn:hover{background-color: #5d99d2 !important;}
    img:hover{transform:scale(1) !important; -ms-transform:scale(1) !important;}
}

@media (max-width: 750px){
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows{margin-bottom: 2.67777vw;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input{display: block; float: unset; width: 94%; height: 12vw; line-height: 12vw; padding: 0px 3%; margin-bottom: 2.67777vw; font-size: 4vw;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input::-webkit-input-placeholder{font-size: 4vw;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .input:last-child{float: unset; margin-bottom: 0px;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .submit_btn{height: 12vw; line-height: 12vw; font-size: 4vw;  margin-top: 4vw;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .submit_btn:hover{background-color: #5d99d2;}
    .index_feedback_box .index_feedback_main .right_form .index_feedback_form .rows .contact{width: 94%; padding: 3%; font-size: 4vw; line-height: 5.33333vw; height: 21.33333vw;}
    .product_item img{height: 145px;}
}

@media (max-width: 450px){
    .index_advantage_box .advantage_main .advantage_list .list_item{width: 100%;}
}


@media (max-width: 1023px) {
    .quality_service_items {
        gap: 10px;
    }
    
    .quality_item {
        margin-bottom: 10px;
    }
    
    .quality_icon {
        width: 40px;
        height: 40px;
        margin-right: 10px;
    }
    
    .quality_number {
        font-size: 20px;
        margin-right: 10px;
        min-width: 30px;
    }
    
    .quality_title {
        font-size: 14px;
    }
}

/* 产品展示部分样式 */
.products_showcase {
    margin: 40px 0;
}

.products_tabs {
    display: flex;
    margin-bottom: 30px;
}

.product_tab {
    padding: 12px 25px;
    background-color: #f5f5f5;
    color: #333;
    font-size: 16px;
    margin-right: 10px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.product_tab.active, .product_tab:hover {
    background-color: #5d99d2;
    color: #fff;
}

.products_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product_item {
    border: 1px solid #eee;
    transition: all 0.3s;
    position: relative;
}

.product_item:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.product_image {
    margin-bottom: 15px;
}

.product_image img {
    width: 100%;
    height: auto;
}

.product_name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
}

.product_number {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.product_more {
    position: absolute;
    right: 0px;
    bottom: 0px;
    width: 30px;
    height: 30px;
    background-color: #5d99d2;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 18px;
}

@media (max-width: 1023px) {
    .products_grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product_tab {
        padding: 8px 15px;
        font-size: 14px;
    }
}

/* Banner样式 */
.index_banner .bd li a .banner_text {
    position: absolute;
    top: 25%;
    left: 5%;
    color: #fff;
    text-align: left;
}

.index_banner .bd li a .banner_text h1 {
    font-size: 40px;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 10px;
}

.index_banner .bd li a .banner_text p {
    font-size: 20px;
    margin-top: 20px;
}

@media (max-width: 768px) {
    .index_banner .bd li a .banner_text h1 {
        font-size: 24px;
    }

    .index_banner .bd li a .banner_text p {
        font-size: 16px;
    }
}

/* 质量服务项目样式 */
.quality_service_items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.quality_item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.quality_icon {
    width: 120px;
    height: 120px;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    padding: 10px;
    border-radius: 50%;
    border: 5px solid #5c98d0;
}

.quality_icon .quality_icon_box{
    width: 100%;
    height: 100%;
    background-color: #5c98d0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.quality_icon .quality_icon_box  img {
    max-width: 100%;
    max-height: 100%;
}

.quality_number {
    font-size: 24px;
    font-weight: bold;
    color: #fff;
    margin-right: 15px;
    min-width: 40px;
}

.quality_title {
    font-size: 20px;
    line-height: 1.4;
    flex: 1;
}

@media (max-width: 1023px) {
    .quality_service_items {
        gap: 10px;
    }
    
    .quality_item {
        margin-bottom: 10px;
    }
    
    .quality_icon {
        width: 80px;
        height: 80px;
        margin-right: 10px;
    }
    
    .quality_number {
        font-size: 20px;
        margin-right: 10px;
        min-width: 30px;
    }
    
    .quality_title {
        font-size: 14px;
    }
    .quality_icon .quality_icon_box img {
        max-width: 70%;
        max-height: 70%;
    }
}

.index_feedback_box {
    width: 100%;
    background-repeat: repeat-y;
    background-position: top center;
    min-height: 764px;
    border-top: 1px solid transparent;
    margin-top: 60px;
}

/* 添加背景图片样式 */
.index_feedback_box.with_bg {
    background-image: url('../image/index_feedback_bg.jpg');
}

/* 页脚样式 */
.footer_2 .logo.pic_box {
    text-align: left;
}

.footer_2 .logo.pic_box img {
    max-width: 100%;
}

@media (max-width: 768px) {
    .footer_2 .logo.pic_box {
        text-align: center;
    }
    
    .footer_2 .logo.pic_box img {
        max-width: 80%;
    }
}

/* 隐藏元素 */
.hidden {
    display: none;
}

/* 全宽图片 */
.full-img {
    width: 100%;
    object-fit: cover;
}

/* 图片加载相关样式 */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

.img-load-error {
    min-height: 100px;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999;
    font-size: 12px;
}

/* 图片加载占位效果 */
.img-placeholder {
    background: #f5f5f5;
    position: relative;
    overflow: hidden;
}

.img-placeholder::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 表单样式 */
.form_row {
    display: flex;
    gap: 60px;
    margin-bottom: 20px;
}

.form_row .form_group {
    flex: 1;
    margin-bottom: 0;
}

.form_group {
    margin-bottom: 20px;
    position: relative;
}

.form_label {
    display: block;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.input {
    width: 100%;
    height: 40px;
    padding: 8px 12px;
    font-size: 14px;
    color: #707071;
    transition: all 0.3s ease;
}

textarea.contact {
    width: 100%;
    height: 120px;
    padding: 12px;
    border-radius: 4px;
    font-size: 20px;
    resize: none;
    transition: all 0.3s ease;
}



.submit_btn {
    width: 100%;
    height: 45px;
    background-color: #5a5a5a;
    color: #fff;
    border: none !important;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}


@media (max-width: 768px) {
    .form_row {
        flex-direction: column;
        gap: 15px;
    }
    
    .form_group {
        margin-bottom: 15px;
    }
    
    .input,
    textarea.contact {
        font-size: 13px;
    }
    
    .submit_btn {
        height: 40px;
        font-size: 14px;
    }
}

/* PC端轮播 */
.index_banner .bd .pc_slides {
    display: block;
}

/* 移动端轮播 */
.index_banner .bd .mobile_slides {
    display: none;
}

/* 移动端适配 */
@media (max-width: 1023px) {
    .index_banner .bd .pc_slides {
        display: none;
    }
    
    .index_banner .bd .mobile_slides {
        display: block;
    }
}

.products_showcase {
    margin-top: 40px;
}

.products_tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 75px;
}

.product_tab {
    padding: 15px 25px;
    background-color: #fff;
    color: #333;
    border-radius: 30px;
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.product_tab.active {
    background-color: #4b87c7;
    color: #fff;
}

.products_grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product_item {
    background-color: #fff;
    position: relative;
}

.product_image {
    margin-bottom: 15px;
}


.product_name {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 5px;
    padding-left: 23px;
}

.product_number {
    font-size: 14px;
    color: #666;
    padding-left: 23px;
    padding-bottom: 25px;
}

.product_more {
    position: absolute;
    bottom: 0px;
    right: 0px;
    width: 40px;
    height: 40px;
    background-color: #5a5a5a;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    font-size: 18px;
}

@media (max-width: 768px) {
    .product_name{
        font-size: 14px;
        font-weight: bold;
        margin-bottom: 5px;
        padding-left: 5px;
    }
    .product_number {
        font-size: 14px;
        color: #666;
        padding-left: 5px;
        padding-bottom: 25px;
    }
    .product_more {
        position: absolute;
        bottom: 0px;
        right: 0px;
        width: 20px;
        height: 20px;
        background-color: #5a5a5a;
        color: #fff;
        display: flex;
        justify-content: center;
        align-items: center;
        text-decoration: none;
        font-size: 18px;
    }
    .products_grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .product_tab {
        padding: 8px 15px;
        font-size: 14px;
    }
}