*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:98px}body{font:16px/1.85 'Microsoft YaHei',SimSun,Arial,sans-serif;color:#333;background:#fff}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%;height:auto}h1,h2,h3{font-weight:400;line-height:1.45}ul{list-style:none}[hidden]{display:none!important}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #faa107;outline-offset:4px}.wrap{width:100%;max-width:1540px;margin:auto;padding:0 20px}.top-bar{background:#222;color:#aaa;font-size:13px;height:40px}.top-bar .wrap{display:flex;align-items:center;justify-content:space-between;height:40px}.top-right{display:flex;gap:27px}.main-header{position:absolute;left:0;top:40px;width:100%;z-index:15;transition:background .2s}.main-header:hover,.main-header.fixed{background:#fff;box-shadow:0 0 30px #00000012}.main-header.fixed{position:fixed;top:0}.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;min-height:100px}.logo{width:250px;flex-shrink:0}.logo img{width:250px;height:60px;object-fit:contain}.navigation{display:flex;align-items:center;gap:clamp(10px,1.2vw,23px)}.navigation a{font-size:clamp(14px,1.01vw,17px);white-space:nowrap;position:relative;padding:30px 0;color:#333}.navigation a:hover,.navigation a.active{color:#42ad9e}.navigation a:after{content:'';position:absolute;bottom:22px;left:0;width:0;height:2px;background:#52c1b1;transition:width .2s}.navigation a:hover:after,.navigation a.active:after{width:100%}.main-header.fixed .nav-inner{min-height:80px}.main-header.fixed .logo{width:210px}.main-header.fixed .logo img{height:50px}.menu-toggle{display:none;padding:10px;background:none;border:0}.menu-toggle span{display:block;width:24px;height:2px;background:#333;margin:5px 0}

.banner{position:relative;background:#f5f5f5}.banner img{width:100%;height:auto}.banner .slide{margin:0}.slide-controls{position:absolute;left:50%;bottom:30px;transform:translateX(-50%);display:flex;gap:13px}.slide-dot{width:10px;height:10px;border-radius:50%;border:0;background:#aaa;box-shadow:0 0 0 3px #ffffff60;font-size:0}.slide-dot[aria-pressed=true]{background:#52c1b1}.slide-arrow{position:absolute;top:50%;transform:translateY(-50%);border:0;background:#ffffffbb;width:45px;height:50px;color:#666;font-size:27px;line-height:1}.slide-arrow:hover{background:#52c1b1;color:#fff}.slide-prev{left:22px}.slide-next{right:22px}.keyword-line{border-bottom:1px solid #eee;background:#fff;padding:15px 0;color:#777;font-size:14px}.keyword-inner{display:flex;align-items:center;gap:20px}.keywords{display:flex;gap:18px;flex-wrap:wrap;flex:1}.keywords a:hover{color:#52c1b1}.search-form{display:flex;border:1px solid #ddd;width:270px;flex-shrink:0}.search-form input{min-width:0;width:100%;border:0;background:none;padding:7px 10px;outline:none;font-size:14px}.search-form button{width:46px;background:#52c1b1;color:#fff;border:0;font-size:14px}.search-message{color:#777;font-size:14px;padding-top:15px}

.section{padding:80px 0}.title{text-align:center;font-size:40px;color:#323436;margin-bottom:45px;font-weight:700}.title em{font-style:normal;color:#52c1b1}.title p{font-size:18px;color:#909499;margin:10px 0 24px;font-weight:400}.title:after{content:'';display:block;height:6px;background:url('../images/title-line.webp') center no-repeat;background-size:120px auto}.about{padding:100px 0}.about-grid{display:grid;grid-template-columns:44% 56%;gap:0}.about-photo{padding:0 40px 38px 0;position:relative}.about-photo:after{content:'';position:absolute;left:0;bottom:0;width:100%;height:75%;border-left:8px solid #52c1b1;border-bottom:8px solid #52c1b1;z-index:0}.about-photo img{position:relative;z-index:1;width:100%;aspect-ratio:1/1;object-fit:cover;margin-left:20px}.about-content{padding-left:34px;padding-top:10px}.about-content h1{font-size:36px;color:#343434}.about-content h1 strong{color:#52c1b1}.about-content .english{font-size:16px;color:#888;line-height:1.6;letter-spacing:.5px;text-transform:uppercase;margin-top:7px}.about-content p{color:#666;font-size:16px;line-height:2.15;margin-top:23px;text-align:justify}.facts{display:flex;margin-top:35px;gap:0}.facts>div{flex:1;padding:0 25px;border-right:1px solid #eee}.facts>div:first-child{padding-left:0}.facts>div:last-child{border:0;padding-right:0}.facts dt{color:#52c1b1;font:50px/1.2 Impact,Arial,sans-serif}.facts dt span{font:20px 'Microsoft YaHei';color:#666;margin-left:3px}.facts dd{font-size:18px;color:#666;margin-top:12px;white-space:nowrap}

.advantages{background:#f8f9f9}.adv-panel{display:grid;grid-template-columns:1fr 1fr;background:#fff;box-shadow:0 0 30px #0000000d}.adv-panel>img{width:100%;height:100%;min-height:440px;object-fit:cover}.adv-copy{padding:35px 48px}.adv-heading{display:flex;align-items:flex-start;gap:23px}.adv-number{font:700 42px/1.25 Arial,sans-serif}.adv-heading h3{font-size:34px;font-weight:700;line-height:1.4}.adv-band{background:#52c1b1;color:#fff;box-shadow:0 8px 12px #52c1b14d;font-size:24px;padding:12px 24px;margin:22px 0 28px;line-height:1.45;font-weight:700}.adv-copy ul{color:#787878;font-size:16px;line-height:1.85}.adv-copy li{padding-left:20px;position:relative;margin-top:17px}.adv-copy li:before{content:'';position:absolute;left:0;top:10px;border-left:5px solid #52c1b1;border-top:4px solid transparent;border-bottom:4px solid transparent}.green-button{display:inline-block;margin-top:27px;padding:9px 27px;background:#52c1b1;color:#fff;border:0;font-size:16px}.green-button:hover{background:#faa107}.adv-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:40px}.adv-tab{display:flex;justify-content:center;align-items:center;gap:18px;padding:22px 15px;min-height:126px;background:#52c1b1;border:0;color:#fff;font-size:22px;transition:background .2s}.adv-tab[aria-selected=true]{background:#faa107}.adv-icon{width:74px;height:74px;background:#fff;border:5px solid #ffffff70;border-radius:50%;display:flex;justify-content:center;align-items:center;flex-shrink:0}.adv-icon img{width:46px;height:46px;object-fit:contain}

.partner-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}.partner-card{border:1px solid #eee;box-shadow:0 0 12px #00000007;padding:7px;background:#fff}.partner-card img{width:100%;height:90px;object-fit:contain}.partner-scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}.partner-scenes img{width:100%;height:auto}.solutions{background:linear-gradient(90deg,#252b30df,#252b306f),url('../images/solutions-bg.webp') center/cover;color:#fff}.solution-inner{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;align-items:center}.solution-inner h2{font-size:38px;margin-bottom:22px}.solution-inner p{font-size:16px;line-height:2;color:#ddd;max-width:740px}.solution-icons{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.solution-icons img{width:70px;height:70px;margin:auto;object-fit:contain}.solution-icons p{text-align:center;margin-top:20px;font-size:17px;white-space:nowrap}

.products{background:linear-gradient(#fafbfb,#f5f5f5)}.product-showcase{position:relative;display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:440px;overflow:hidden;background:#eceeee}.product-background{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}.showcase-product{position:relative;padding:45px 60px;z-index:1}.showcase-product img{width:100%;height:310px;object-fit:contain}.showcase-copy{position:relative;z-index:1;padding:50px 45px}.showcase-copy h3{font-size:36px;margin-bottom:23px}.product-features{display:flex;flex-wrap:wrap;gap:10px;max-width:570px}.product-features span{background:#fff;border-radius:22px;color:#555;font-size:15px;padding:5px 16px}.product-tabs{display:grid;grid-template-columns:repeat(5,1fr);background:#52c1b1}.product-tab{padding:22px 18px;min-height:95px;display:flex;flex-direction:column;justify-content:center;border:0;border-right:1px solid #83d1c6;background:transparent;color:#fff;font-size:19px;text-align:left}.product-tab small{display:block;font:12px/1.6 Arial;margin-top:4px;opacity:.85}.product-tab[aria-selected=true],.product-tab:hover{background:#faa107}.product-grid{margin-top:35px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.product-card{border:1px solid #e8e8e8;background:#fff;padding:0;display:block;text-align:center;color:#444;transition:border-color .2s}.product-card:hover{border-color:#52c1b1}.product-card img{width:100%;height:225px;object-fit:contain;padding:15px}.product-card span{display:block;border-top:1px solid #eee;padding:15px 12px;font-size:15px;line-height:1.65;min-height:80px}.empty-result{padding:30px;color:#666}

.news-head{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:35px}.news-heading .large{font:700 50px/1.1 Arial;color:#e9e9e9}.news-heading .large span{color:#52c1b1}.news-heading h2{font-size:32px;font-weight:700;margin-top:9px}.news-tabs{display:flex;gap:25px}.news-tab{position:relative;background:none;border:0;padding:12px 22px;font-size:18px}.news-tab[aria-selected=true]{background:#52c1b1;border-radius:20px 0;color:#fff}.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.news-card{border:1px solid #eee;padding:20px;background:#fff;text-align:left;color:#333}.news-card img{width:100%;height:195px;object-fit:cover}.news-card time{display:block;color:#999;font-size:14px;margin:24px 0 14px}.news-card h3{font-size:18px;line-height:1.75;font-weight:400}.news-card p{color:#888;font-size:14px;margin-top:14px;line-height:1.8}.news-card:hover{border-color:#52c1b1}.certification{background:#f8f9f9;padding:65px 0}.certification .title{margin-bottom:30px}.certificate-strip{max-width:960px;margin:auto;padding:25px 32px;background:#fff}.certificate-strip img{width:100%;height:auto}.cert-note{font-size:14px;color:#888;text-align:center;margin-top:18px}.contact-section{background:#fff;color:#333;padding:38px 0}.contact-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.contact-inner h2{font-size:30px;font-weight:700}.contact-inner p{font-size:16px;opacity:.85;margin-top:6px}.contact-control{display:inline-flex;align-items:center;gap:20px;min-width:235px}.contact-button{border:1px solid #fff;background:#fff;color:#279788;padding:12px 36px;font-size:20px;line-height:1.7;white-space:nowrap}.contact-button:hover{background:#f5fff9}.contact-spinner{width:29px;height:29px;border:3px solid #dbe5de;border-top-color:#25d366;border-radius:50%;animation:contact-spin .8s linear infinite;flex-shrink:0}@keyframes contact-spin{to{transform:rotate(360deg)}}

.footer{background:#222;color:#aaa;padding:50px 0 0}.footer-columns{display:grid;grid-template-columns:1.2fr 1.2fr 1fr 1.5fr;gap:60px;padding-bottom:42px}.footer h3{font-size:20px;color:#ddd;margin-bottom:20px}.footer a,.footer p{display:block;font-size:14px;color:#aaa;line-height:2.2}.footer a:hover{color:#52c1b1}.footer .company-name{font-size:17px;color:#ddd;margin-bottom:15px;line-height:1.9}.footer-base{border-top:1px solid #3c3c3c;padding:17px 0;font-size:13px;display:flex;justify-content:space-between;gap:20px;color:#777}.back-top{position:fixed;bottom:26px;right:23px;z-index:20;background:#52c1b1;color:white;border:0;width:45px;height:45px;font-size:26px;text-align:center;line-height:45px}.modal{border:0;background:#fff;max-width:860px;width:calc(100% - 40px);padding:45px;margin:auto;color:#333;box-shadow:0 20px 80px #0003}.modal::backdrop{background:#0009}.modal-close{position:absolute;right:14px;top:10px;background:none;border:0;font-size:30px;color:#777}.modal-body{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center}.modal-body img{width:100%;max-height:420px;object-fit:contain}.modal-body h2{font-size:25px;margin-bottom:20px}.modal-body p{color:#666;font-size:16px;line-height:2}.modal-body .green-button{font-size:15px}.skip-link{position:fixed;top:-100px;left:20px;z-index:30;padding:10px 20px;background:#fff;color:#222}.skip-link:focus{top:8px}

@media(min-width:1700px){.about-content{padding-left:55px}.about-photo{padding-right:60px}.advantages .adv-panel>img{min-height:500px}}

@media(max-width:1300px){.logo,.logo img{width:205px}.navigation{gap:13px}.navigation a{font-size:14px}.nav-inner{gap:20px}.about-content{padding-left:32px}.about-content h1{font-size:31px}.about-content p{line-height:2;margin-top:20px}.facts dt{font-size:41px}.facts dd{font-size:16px}.facts>div{padding:0 15px}.adv-copy{padding:30px}.adv-heading h3{font-size:29px}.adv-band{font-size:21px}.adv-panel>img{min-height:405px}.solution-inner{gap:35px}.showcase-product{padding:35px}.showcase-copy{padding:35px}.showcase-copy h3{font-size:29px}.product-card img{height:190px}.news-card img{height:160px}.news-card{padding:16px}.partner-card img{height:75px}.footer-columns{gap:35px}}

@media(max-width:1050px){.navigation{gap:10px}.navigation a{font-size:13px}.logo,.logo img{width:175px}.nav-inner{gap:15px}.about{padding:65px 0}.about-grid{grid-template-columns:42% 58%}.about-content h1{font-size:28px}.about-photo{padding-right:30px}.about-content{padding-left:28px;padding-top:0}.about-content p{font-size:15px;line-height:1.9;margin-top:16px}.facts{margin-top:24px}.facts dt{font-size:36px}.facts dd{font-size:14px}.facts>div{padding:0 12px}.section{padding:60px 0}.title{font-size:34px}.adv-heading h3{font-size:24px}.adv-number{font-size:36px}.adv-copy{padding:25px}.adv-band{font-size:19px}.adv-copy ul{font-size:15px}.adv-panel>img{min-height:375px}.adv-tab{font-size:19px;gap:10px;padding:16px;min-height:105px}.adv-icon{width:60px;height:60px}.adv-icon img{width:38px;height:38px}.partner-grid{grid-template-columns:repeat(4,1fr)}.solution-inner h2{font-size:31px}.solution-inner{grid-template-columns:1.3fr 1fr;gap:25px}.solution-icons{gap:15px}.solution-icons img{width:57px;height:57px}.solution-icons p{font-size:15px}.product-tab{font-size:15px;padding:18px 12px}.product-card img{height:165px}.product-grid{gap:15px}.news-grid{gap:15px}.news-card img{height:130px}.news-card h3{font-size:16px}.news-tabs{gap:15px}.news-tab{padding:10px 15px;font-size:16px}}

@media(max-width:900px){html{scroll-padding-top:86px}.top-bar{font-size:12px}.top-right{display:none}.main-header{position:sticky;top:0;background:#fff;box-shadow:0 0 15px #00000012}.main-header.fixed{position:sticky}.nav-inner,.main-header.fixed .nav-inner{min-height:76px}.logo,.logo img,.main-header.fixed .logo{width:210px;height:50px}.main-header.fixed .logo img{height:50px}.menu-toggle{display:block}.navigation{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;grid-template-columns:repeat(3,1fr);padding:15px 20px 25px;gap:0;border-top:1px solid #eee;box-shadow:0 12px 12px #0000000b}.navigation.open{display:grid}.navigation a{font-size:15px;padding:12px 10px;text-align:center}.navigation a:after{display:none}.keyword-inner{flex-wrap:wrap;gap:15px}.keywords{gap:12px}.search-form{width:100%}.about-grid{grid-template-columns:1fr;gap:35px}.about-photo{max-width:560px;margin:auto;width:100%;padding:0 30px 25px 0}.about-photo:after{border-width:6px}.about-photo img{margin-left:15px}.about-content{padding:0}.about-content p{font-size:16px;line-height:2.15}.facts dt{font-size:45px}.facts dd{font-size:17px}.facts>div{padding:0 25px}.adv-panel{grid-template-columns:1fr 1fr}.adv-panel>img{min-height:375px}.adv-copy{padding:24px}.adv-band{padding:10px 15px}.adv-copy li{margin-top:12px}.adv-heading{gap:14px}.adv-heading h3{font-size:22px}.adv-number{font-size:31px}.adv-icon{width:45px;height:45px;border-width:3px}.adv-icon img{width:31px;height:31px}.adv-tab{font-size:16px;min-height:87px}.solution-inner{grid-template-columns:1fr;gap:32px}.solution-icons{max-width:500px;width:100%}.product-showcase{min-height:330px}.showcase-product{padding:20px}.showcase-product img{height:245px}.showcase-copy{padding:25px}.showcase-copy h3{font-size:24px}.product-grid{grid-template-columns:repeat(3,1fr)}.product-tab small{display:none}.product-tab{font-size:14px;min-height:78px}.news-grid{grid-template-columns:repeat(2,1fr);gap:25px}.news-card img{height:200px}.news-card h3{font-size:18px}.news-card time{margin-top:20px}.footer-columns{grid-template-columns:1fr 1fr;gap:35px}.contact-inner h2{font-size:27px}.contact-inner p{font-size:14px}.contact-button{font-size:18px;padding:11px 27px}.contact-control{min-width:205px}}

@media(max-width:600px){.wrap{padding-left:18px;padding-right:18px}.top-bar,.top-bar .wrap{height:32px}.top-bar .welcome{font-size:11px}.nav-inner,.main-header.fixed .nav-inner{min-height:67px}.logo,.logo img,.main-header.fixed .logo{width:200px;height:48px}.navigation{top:67px;grid-template-columns:1fr 1fr;padding:12px 15px 17px}.navigation a{padding:11px 6px;font-size:14px}.banner .slide-controls{bottom:13px;gap:12px}.slide-dot{height:7px;width:7px;box-shadow:0 0 0 2px #ffffff60}.slide-arrow{height:32px;width:24px;font-size:20px}.slide-prev{left:5px}.slide-next{right:5px}.keyword-line{padding:15px 0}.keyword-inner{gap:12px}.keywords{flex-basis:100%;font-size:13px;gap:5px 15px}.keywords .label{display:none}.about,.section{padding:44px 0}.about-photo{padding-right:20px;padding-bottom:20px}.about-photo img{margin-left:10px}.about-content h1{font-size:28px}.about-content .english{font-size:13px}.about-content p{font-size:15px;line-height:2.1;margin-top:20px}.facts{margin-top:30px}.facts>div{padding:0 11px}.facts dt{font-size:34px}.facts dt span{font-size:14px}.facts dd{font-size:12px;margin-top:8px;white-space:normal;line-height:1.7}.title{font-size:27px;margin-bottom:30px}.title p{font-size:14px;margin-top:10px;margin-bottom:20px;line-height:1.7;padding:0 5px}.title:after{background-size:100px auto}.adv-panel{grid-template-columns:1fr}.adv-panel>img{min-height:0;height:auto;aspect-ratio:750/520}.adv-copy{padding:27px 23px}.adv-heading{gap:20px}.adv-heading h3{font-size:24px}.adv-number{font-size:34px}.adv-band{font-size:18px;margin:18px 0 22px}.adv-copy ul{font-size:15px;line-height:1.9}.adv-copy li{margin-top:13px}.adv-tabs{grid-template-columns:1fr 1fr;gap:1px;margin-top:24px}.adv-tab{justify-content:flex-start;padding:16px 14px;font-size:15px;min-height:80px;gap:12px}.adv-icon{width:41px;height:41px}.adv-icon img{width:28px;height:28px}.partner-grid{grid-template-columns:repeat(3,1fr);gap:10px}.partner-card{padding:5px}.partner-card img{height:52px}.partner-scenes{grid-template-columns:1fr;gap:15px;margin-top:24px}.solution-inner h2{font-size:28px}.solution-inner p{font-size:15px;line-height:2}.solution-icons{gap:12px}.solution-icons img{height:45px;width:45px}.solution-icons p{font-size:14px;margin-top:15px}.product-showcase{grid-template-columns:1fr;min-height:0}.showcase-product{padding:20px 25px 0}.showcase-product img{height:220px}.showcase-copy{padding:18px 25px 30px}.showcase-copy h3{font-size:24px;margin-bottom:16px}.product-features{gap:8px}.product-features span{font-size:12px;padding:4px 11px}.product-tabs{display:flex;overflow-x:auto;scrollbar-width:thin}.product-tab{min-width:132px;padding:15px 12px;min-height:65px;text-align:center;align-items:center;font-size:14px;flex-shrink:0}.product-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:25px}.product-card img{height:145px;padding:10px}.product-card span{font-size:13px;min-height:74px;padding:12px 9px}.news-head{display:block;margin-bottom:25px}.news-heading .large{font-size:40px}.news-heading h2{font-size:27px}.news-tabs{margin-top:22px;gap:8px}.news-tab{font-size:14px;padding:10px 14px}.news-grid{gap:15px;grid-template-columns:1fr 1fr}.news-card{padding:12px}.news-card img{height:115px}.news-card h3{font-size:14px;line-height:1.8}.news-card time{font-size:12px;margin-top:16px;margin-bottom:10px}.news-card p{font-size:12px;line-height:1.8}.certification{padding:40px 0}.certificate-strip{padding:17px 15px}.cert-note{font-size:12px;line-height:1.8;padding:0 10px}.contact-section{padding:31px 0}.contact-inner{display:block}.contact-inner h2{font-size:25px}.contact-inner p{font-size:13px;line-height:1.8}.contact-control{margin-top:22px;gap:18px}.contact-button{padding:9px 27px;font-size:18px}.contact-spinner{width:25px;height:25px}.footer{padding-top:35px}.footer-columns{gap:28px 20px;padding-bottom:28px}.footer h3{font-size:17px;margin-bottom:14px}.footer a,.footer p{font-size:12px;line-height:2.2}.footer .company-name{font-size:14px}.footer-base{font-size:11px;display:block;line-height:2}.footer-base span{display:block}.back-top{right:12px;bottom:18px;width:37px;height:37px;line-height:37px;font-size:22px}.modal{padding:42px 23px 27px}.modal-body{grid-template-columns:1fr;gap:24px}.modal-body img{max-height:255px}.modal-body h2{font-size:22px;margin-bottom:12px}.modal-body p{font-size:15px}.modal-body .green-button{margin-top:18px}.green-button{font-size:15px}}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.contact-spinner{animation-duration:2s}.main-header{transition:none}}



.contact-control{flex:0 0 455px;min-width:0;max-width:100%;gap:14px}.contact-caption{font-size:22px;white-space:nowrap;flex-shrink:0}.contact-button.whatsapp-wordmark-button{display:inline-flex;align-items:center;justify-content:center;width:280px;height:auto;min-height:48px;padding:0;border:0;border-radius:0;line-height:1;background:transparent;flex-shrink:0}.whatsapp-wordmark-button img{display:block;width:100%;height:auto}.contact-button.whatsapp-wordmark-button:hover{background:transparent;filter:brightness(.98)}.contact-button.whatsapp-wordmark-button:focus-visible{outline:3px solid #25d366;outline-offset:5px}

@media(max-width:900px){.contact-inner{flex-wrap:wrap}}

@media(max-width:600px){.contact-control{flex-basis:auto;width:100%;gap:10px}.contact-caption{font-size:18px}.contact-button.whatsapp-wordmark-button{width:min(220px,calc(100% - 145px));padding:0}}