.w-1772{max-width:177.2rem;margin:0 auto;padding:0 2rem}.hero-section{position:relative;width:100%;height:60rem;overflow:hidden}.hero-section .hero-bg{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;background:linear-gradient(135deg,#667eea,#764ba2)}.hero-section .hero-bg .hero-bg-placeholder{width:100%;height:100%;background:url(../img/banner_bg.395cb7f9.png) 50%/cover no-repeat}.hero-section .hero-bg .hero-bg-banner{width:100%;height:100%}.hero-section .hero-bg .hero-bg-banner .banner-slide{width:100%;height:100%;background-size:cover;background-position:50%;background-repeat:no-repeat;cursor:pointer}.hero-section .hero-bg .hero-bg-banner .banner-slide .banner-bg{width:100%;height:100%;background:linear-gradient(0deg,rgba(0,0,0,.5),rgba(0,0,255,0))}.hero-section .hero-bg .hero-bg-banner ::v-deep .el-carousel__container,.hero-section .hero-bg .hero-bg-banner ::v-deep .el-carousel__item{height:60rem}.hero-section .hero-bg:after{content:"";position:absolute;top:0;left:0;width:100%;height:10rem;background:linear-gradient(180deg,rgba(2,2,2,.6),rgba(85,85,85,0));z-index:99}.hero-section .hero-header-wrapper{position:fixed;top:0;left:0;width:100%;z-index:3;transition:all .5s;height:8.8rem}.hero-section .hero-header-wrapper.is-fixed,.hero-section .hero-header-wrapper:hover{background:#7e528f;z-index:9999}.hero-section .hero-header-wrapper.is-fixed .nav .nav-item .dropdown-menu,.hero-section .hero-header-wrapper:hover .nav .nav-item .dropdown-menu{background:rgba(7,7,7,.7);z-index:10001;left:50%;transform:translateX(-50%) translateY(-1rem)}.hero-section .hero-header-wrapper.is-fixed .nav .nav-item .dropdown-menu a:hover,.hero-section .hero-header-wrapper:hover .nav .nav-item .dropdown-menu a:hover{background:rgba(126,82,143,.8)}.hero-section .hero-header-wrapper.is-fixed .nav .nav-item:hover .dropdown-menu,.hero-section .hero-header-wrapper:hover .nav .nav-item:hover .dropdown-menu{transform:translateX(-50%) translateY(0)}.hero-section .hero-header-wrapper2{width:100%;height:8.8rem}.hero-section .hero-header{position:relative;z-index:3;padding:2rem 0;color:#fff;display:flex;justify-content:space-between}.hero-section .hero-header .logo{display:flex;align-items:center;justify-content:flex-start}.hero-section .hero-header .logo a{display:flex;color:#fff}.hero-section .hero-header .logo img{width:31.7rem;height:4.8rem;display:inline-block}.hero-section .hero-header .logo .title{font-family:Microsoft YaHei;font-weight:700;font-size:2.5rem;line-height:4.5rem;border-left:1px solid #fff;margin-left:2rem;padding-left:2rem}.hero-section .hero-header .nav{display:flex;justify-content:space-between;align-items:center;font-family:Microsoft YaHei;font-weight:700;font-size:2rem}.hero-section .hero-header .nav .nav-item{cursor:pointer;padding:0 2.6rem;position:relative}.hero-section .hero-header .nav .nav-item .nav-item-content{position:relative;display:inline-block}.hero-section .hero-header .nav .nav-item a,.hero-section .hero-header .nav .nav-item a:hover{color:#fff}.hero-section .hero-header .nav .nav-item .dropdown-menu{position:absolute;top:100%;left:50%;min-width:16rem;background:rgba(85,85,85,.9);box-shadow:0 .4rem 1.2rem rgba(0,0,0,.15);padding:.5rem 0;margin-top:.5rem;border-radius:0;z-index:10000;opacity:0;visibility:hidden;transform:translateX(-50%) translateY(-1rem);transition:all .3s ease;border-top:.3rem solid #fff}.hero-section .hero-header .nav .nav-item .dropdown-menu a{display:block;padding:1.2rem 2rem;font-size:1.6rem;font-weight:400;color:#fff;text-decoration:none;transition:all .2s ease;border-bottom:1px solid hsla(0,0%,100%,.1);text-align:center}.hero-section .hero-header .nav .nav-item .dropdown-menu a:last-child{border-bottom:none}.hero-section .hero-header .nav .nav-item .dropdown-menu a:hover{background:rgba(126,82,143,.8);color:#fff}.hero-section .hero-header .nav .nav-item:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}.hero-section .hero-header .right{display:flex;justify-content:space-between;align-items:center;font-size:1.8rem;font-weight:500}.hero-section .hero-header .right .search{width:2.2rem;height:2.2rem;cursor:pointer}.hero-section .hero-header .right .login-box{display:flex}.hero-section .hero-header .right .login{margin-left:2rem;padding-right:1.5rem;border-right:1px solid #8e8e8e}.hero-section .hero-header .right .login a{color:#fff}.hero-section .hero-header .right .register{padding-left:1.5rem}.hero-section .hero-header .right .register a{color:#fff}.hero-section .hero-content{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;color:#333}.hero-section .hero-content .hero-title{font-size:6rem;font-weight:700;margin:9rem 0 2rem 16rem}.hero-section .hero-content .hero-subtitle{font-size:2.4rem;opacity:.9;font-weight:400;margin-left:16rem}.hero-section-intro,.hero-section-product{height:48rem}.user-info img{width:2rem;height:2.2rem;margin:0 .8rem 0 1.5rem;cursor:pointer}@media screen and (max-width:1199px){.theme-transparent[data-v-65c10037]{box-shadow:none!important}.theme-transparent .section-1[data-v-65c10037]{background:transparent}.theme-transparent .header-inner .nav-list .nav-card a[data-v-65c10037]{color:#fff}.theme-white[data-v-65c10037]{background:#fff}.section-1[data-v-65c10037]{height:32px;background:#1d88fb}.section-1 .header-info[data-v-65c10037]{display:flex;align-items:center;justify-content:space-between;height:32px;width:100%;margin:0 auto;font-size:14px;font-family:Microsoft YaHei-Regular,Microsoft YaHei;font-weight:400;color:#fff}.section-1 .header-info .info-left[data-v-65c10037]{display:flex;align-items:center}.section-1 .header-info .info-left img[data-v-65c10037]{margin-right:5px}.section-1 .header-info .info-left .img-1[data-v-65c10037]{width:14px;height:14px}.section-1 .header-info .info-left .img-2[data-v-65c10037]{width:13px;height:10px}.section-1 .header-info .info-left .text-1[data-v-65c10037]{margin-right:40px}.section-1 .header-info .info-right[data-v-65c10037]{display:flex;align-items:center}.section-1 .header-info .info-right .divider[data-v-65c10037]{margin:0 10px;width:2px;height:16px;background:#fff}.section-1 .header-info .info-right a[data-v-65c10037]{color:#fff;display:flex;align-items:center}.section-1 .header-info .info-right a img[data-v-65c10037]{margin-right:5px}.section-1 .header-info .info-right .shopcart[data-v-65c10037]{margin:0 32px}.header-box[data-v-65c10037]{display:none;position:fixed;z-index:1000;top:0;left:0;right:0;line-height:0;padding:0;box-shadow:0 3px 10px 1px rgba(0,0,0,.16)}.header-inner[data-v-65c10037]{width:1400px;height:100px;margin:0 auto;justify-content:space-between}.header-inner .left[data-v-65c10037],.header-inner[data-v-65c10037]{display:flex;align-items:center}.header-inner .left .logo[data-v-65c10037]{cursor:pointer}.header-inner .left .logo img[data-v-65c10037]{width:209px}.header-inner .center-search[data-v-65c10037]{display:flex;align-items:center;align-items:stretch;border:1px solid #c2c2c2;border-radius:5px;position:relative;overflow:hidden}.header-inner .center-search .left-select[data-v-65c10037]{width:120px}.header-inner .center-search .left-select[data-v-65c10037] .el-input__inner{border:none!important;background:#f2f2f2;padding:0 10px}.header-inner .center-search .search-box[data-v-65c10037]{display:flex;align-items:center;overflow:hidden}.header-inner .center-search .search-box input[data-v-65c10037]{display:block;height:100%;width:190px;padding-left:10px}.header-inner .center-search .search-box input[data-v-65c10037]::-webkit-input-placeholder{font-size:12px;font-family:Microsoft YaHei-Regular,Microsoft YaHei;font-weight:400;color:#c2c2c2}.header-inner .center-search .search-box .btn-search[data-v-65c10037]{display:flex;justify-content:center;align-items:center;position:absolute;right:0;width:40px;height:40px;background:#fff}.header-inner .center-search .search-box .btn-search[data-v-65c10037]:hover{opacity:1!important}.header-inner .center-search .search-box .img-search[data-v-65c10037]{width:16px;cursor:pointer;transition:.3s}.header-inner .center-search .search-box .img-search[data-v-65c10037]:hover{opacity:.7}.header-inner .nav-list[data-v-65c10037]{margin-left:80px;display:flex;justify-content:center;align-items:center;height:100%}.header-inner .nav-list .nav-card[data-v-65c10037]{margin-left:64px}.header-inner .nav-list .nav-card.nav-card-static[data-v-65c10037]{position:static}.header-inner .nav-list .nav-card .nav-link[data-v-65c10037]{position:relative;display:inline-block;height:90px;line-height:90px;font-size:16px;color:#222;font-size:1.6rem}.header-inner .nav-list .nav-card .nav-link[data-v-65c10037]:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:0;height:3px;background:#1d88fb;transition:.3s}.header-inner .nav-list .nav-card:hover .nav-link[data-v-65c10037]:after{width:36px}.header-inner .nav-list .nav-card.is-select .nav-link[data-v-65c10037]{font-weight:700;color:#1d88fb}.header-inner .nav-list .nav-card.is-select .nav-link[data-v-65c10037]:after{width:36px}.header-inner .nav-list .nav-card a[data-v-65c10037]{color:#222;width:100%;font-size:16px;font-family:Microsoft YaHei-Regular,Microsoft YaHei;font-weight:400;color:#333}.center-search-wrap[data-v-65c10037]{position:relative}.center-search-wrap:hover .search-suggest-list[data-v-65c10037]{display:block}.search-suggest-list[data-v-65c10037]{display:none;position:absolute;z-index:100;left:0;right:0;top:43px;border:1px solid #ddd;border-top:none;background:#fff;border-radius:6px;overflow:hidden}.search-suggest-list .search-suggest-card[data-v-65c10037]{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;line-height:3.5rem;height:3.5rem;padding:0 5px;text-align:left;transition:.3s}.search-suggest-list .search-suggest-card[data-v-65c10037]:hover{background:#f5f5f5}.search-suggest-list .search-suggest-card a[data-v-65c10037]{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;display:block;width:100%;height:100%;color:#888;font-size:1.3rem}.search-suggest-list .search-suggest-card a[data-v-65c10037]:hover{color:#1d88fb}}.footer-wrapper[data-v-1c7634e0]{width:100%;background:url(../img/footer_bg.00b7cdbc.png) 50%/cover no-repeat;color:#fff;padding:3rem 0;position:relative}.footer-wrapper .footer-content[data-v-1c7634e0]{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center}.footer-wrapper .footer-left[data-v-1c7634e0]{flex:0 0 32rem}.footer-wrapper .footer-left .footer-title[data-v-1c7634e0]{font-size:1.8rem;font-weight:700;margin-bottom:3rem;color:#fff}.footer-wrapper .footer-left .contact-item[data-v-1c7634e0]{display:flex;align-items:center;gap:1.2rem;margin-bottom:2rem;font-size:1.6rem;color:#fff}.footer-wrapper .footer-left .contact-item .contact-icon[data-v-1c7634e0]{width:2.4rem;height:2.4rem;flex-shrink:0}.footer-wrapper .footer-center[data-v-1c7634e0]{flex:1;display:flex;align-items:center;justify-content:center;gap:2.5rem;padding:0 4rem}.footer-wrapper .footer-center .institute-info[data-v-1c7634e0]{display:flex;align-items:center;gap:2rem}.footer-wrapper .footer-center .institute-info .institute-logo[data-v-1c7634e0]{display:flex;align-items:center;justify-content:center;flex-shrink:0}.footer-wrapper .footer-center .institute-info .institute-logo img[data-v-1c7634e0]{width:31.7rem;height:4.8rem;object-fit:contain}.footer-wrapper .footer-center .divider[data-v-1c7634e0]{width:1px;height:5rem;background:hsla(0,0%,100%,.5);flex-shrink:0}.footer-wrapper .footer-center .platform-name[data-v-1c7634e0]{font-size:2.4rem;font-weight:700;color:#fff;white-space:nowrap}.footer-wrapper .footer-right[data-v-1c7634e0]{flex:0 0 15rem;text-align:center}.footer-wrapper .footer-right .qr-code[data-v-1c7634e0]{width:11.6rem;height:11.4rem;margin:0 auto 1.5rem;display:flex;align-items:center;justify-content:center}.footer-wrapper .footer-right .qr-code img[data-v-1c7634e0]{width:100%;height:100%;object-fit:contain}.footer-wrapper .footer-right .qr-text[data-v-1c7634e0]{font-size:1.6rem;color:#fff}.footer-wrapper .footer-bottom[data-v-1c7634e0]{position:relative;z-index:2;text-align:center}.footer-wrapper .footer-bottom .copyright-text[data-v-1c7634e0]{font-size:1.6rem;font-weight:400;color:hsla(0,0%,100%,.8);line-height:2;display:flex;justify-content:center;gap:4rem}.common-phone-header[data-v-535cb02a],.header-mobile[data-v-535cb02a]{display:none}@media only screen and (max-width:1199px){.header-wrap[data-v-535cb02a]{display:none}.common-phone-header[data-v-535cb02a],.side-wrap[data-v-535cb02a]{display:block!important}.common-phone-header[data-v-535cb02a]{position:fixed;z-index:10000;z-index:1000;top:0;left:0;width:100%;background:#fff}.common-phone-header-inner[data-v-535cb02a]{display:flex;height:50px;border-bottom:1px solid #eee;padding:0 15px;justify-content:space-between;align-items:center}.header-menu-phone[data-v-535cb02a]{height:30px}.header-logo-phone[data-v-535cb02a]{height:32px}.header-search-phone[data-v-535cb02a]{height:30px}.search-suggest-list[data-v-535cb02a]{position:absolute;z-index:100000;left:-40%;left:0;right:-40%;right:0;top:32px;border:1px solid #ddd;border-top:none;background:#fff;border-radius:6px;overflow:hidden}.search-suggest-list .search-suggest-card[data-v-535cb02a]{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;line-height:32px;height:32px;padding:0 5px;text-align:left;transition:.3s}.search-suggest-list .search-suggest-card[data-v-535cb02a]:hover{background:#f5f5f5}.search-suggest-list .search-suggest-card a[data-v-535cb02a]{white-space:nowrap;text-overflow:ellipsis;overflow:hidden;display:block;width:100%;height:100%;color:#888;font-size:12px}.search-suggest-list .search-suggest-card a[data-v-535cb02a]:hover{color:#1d88fb}.header-search-box-phone[data-v-535cb02a]{display:none;position:relative}.header-search-box-phone.shown[data-v-535cb02a]{display:block}.header-search-input-phone[data-v-535cb02a]{border-radius:20px;height:32px;border-width:1px;border:1px solid #666;padding:0 10px;font-size:14px;width:200px}.side-modal[data-v-535cb02a]{display:none;position:fixed;z-index:99999;left:0;top:0;height:100vh;width:100vw;background:rgba(0,0,0,.5)}.side-modal.expand[data-v-535cb02a]{display:block}.side-container[data-v-535cb02a]{display:block;overflow:hidden;width:0;position:fixed;z-index:100000;left:0;top:0;height:100vh;background-color:#fff;color:#000;border-left:1px solid #eee;transition:all .5s}.side-container.expand[data-v-535cb02a]{width:80%}@keyframes ani_side-535cb02a{0%{width:0}to{width:80%}}.side-wrap[data-v-535cb02a]{width:100%}.side-top[data-v-535cb02a]{display:flex;height:60px;padding:0 15px 0 15px;justify-content:space-between;align-items:center;border-bottom:1px solid #eee}.side-logo[data-v-535cb02a]{width:100px}.side-close[data-v-535cb02a]{width:24px}.side-bottom[data-v-535cb02a]{padding:0}.nav-card[data-v-535cb02a]{padding:0 15px}.nav-card-inner[data-v-535cb02a]{display:flex;justify-content:space-between;align-items:center;padding:0;border-bottom:1px solid #eee;line-height:45px;height:45px;overflow:hidden}.nav-card-inner span[data-v-535cb02a]{display:flex;align-items:center;font-size:14px;word-break:keep-all}.nav-card-inner .arrow-right[data-v-535cb02a]{width:20px}.side-nav-list .nav-card a[data-v-535cb02a]{color:#000;font-size:13px;width:100%;display:inline-block!important}.side-nav-list .side-local-img[data-v-535cb02a]{width:.3rem;margin-right:.2rem;vertical-align:text-bottom}.side-nav-list-level2 .side-back-img[data-v-535cb02a]{width:15px;margin-right:10px;vertical-align:text-bottom}.nav-card-product-sub-list>a>div[data-v-535cb02a]{padding:.2rem 0 .2rem .5rem;border-bottom:1px solid #eee}.arrow-down[data-v-535cb02a],.nav-card-product-sub-list[data-v-535cb02a]{display:none}}@media screen and (min-width:768px) and (max-width:1199px){.side-container.expand[data-v-535cb02a]{width:40%}.side-logo[data-v-535cb02a]{width:50px}.nav-card-inner img[data-v-535cb02a],.side-close[data-v-535cb02a]{width:30px}.header-search-input-phone[data-v-535cb02a]{width:500px}}@media screen and (max-width:1199px){.header-mobile[data-v-535cb02a]{display:block}}