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body{margin:0;font-family:Arial,"Microsoft YaHei",sans-serif;color:#1d2a2f;background:#f4f6f6;line-height:1.65}
a{text-decoration:none;color:inherit}
button{font:inherit;color:inherit;border:0;background:none;padding:0;cursor:pointer}
img{max-width:100%;display:block}
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.site-nav a{height:96px;padding:0 22px;display:flex;align-items:center;justify-content:center;font-size:15px;position:relative;color:#29363a;border-left:1px solid #eef1f1}
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.site-related__grid a{background:#f4f6f6;padding-bottom:14px}
.site-related__grid img{width:100%;height:150px;object-fit:cover}
.site-related__grid span{display:block;color:#c9151e;font-size:12px;margin:12px 14px 4px}
.site-related__grid h3{font-size:15px;margin:0 14px;color:#17272c}
.site-product-detail{display:grid;grid-template-columns:minmax(0,680px) 1fr;gap:46px;background:#fff;padding:36px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.site-product-main{border:1px solid #edf0f0;background:#fff}
.site-product-main .swiper-slide{aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:28px;box-sizing:border-box}
.site-product-main img{width:100%;height:100%;object-fit:contain}
.site-product-thumbs{margin-top:14px}
.site-product-thumbs .swiper-slide{aspect-ratio:1/1;border:1px solid #edf0f0;background:#fff;display:flex;align-items:center;justify-content:center;padding:10px;opacity:.65;cursor:pointer;box-sizing:border-box}
.site-product-thumbs .swiper-slide-thumb-active{opacity:1;border-color:#c9151e}
.site-product-thumbs img{width:100%;height:100%;object-fit:contain}
.site-product-summary h1{font-size:34px;line-height:1.35;margin:20px 0;color:#17272c}
.site-product-summary p{font-size:16px;color:#5d6b6f;line-height:1.9;margin:0 0 32px}
.site-product-actions{display:flex;gap:14px;flex-wrap:wrap}
.site-product-content{background:#fff;margin-top:34px;padding:42px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.about-page{display:grid;grid-template-columns:42% 1fr;gap:38px;align-items:start}
.about-page figure{margin:0;background:#fff;padding:16px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.about-page figure img{width:100%;height:auto}
.about-page__gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.about-page__gallery img{width:100%;height:130px;object-fit:cover}
.about-page-main{background:#f4f6f6}
.about-stats{background:#fff}
.about-stats .site-wrap{display:grid;grid-template-columns:repeat(4,1fr);box-shadow:0 16px 32px rgba(20,35,40,.08);transform:translateY(-50%);position:relative;z-index:2}
.about-stats div{min-height:132px;background:#fff;padding:28px 30px;border-right:1px solid #edf0f0}
.about-stats div:last-child{border-right:0}
.about-stats b{display:block;color:#c9151e;font-size:42px;line-height:1;font-weight:800;margin-bottom:12px}
.about-stats span{font-size:15px;color:#2f3f44;line-height:1.5}
.about-intro{background:#fff;padding:10px 0 86px}
.about-intro .site-wrap{display:grid;grid-template-columns:1fr 520px;gap:70px;align-items:center}
.about-copy{font-size:16px;line-height:2;color:#33454a;margin-top:30px}
.about-copy p{margin:0 0 18px}
.about-intro figure{margin:0;position:relative;background:#f4f6f6;padding:0}
.about-intro figure img{width:100%;height:380px;object-fit:cover}
.about-intro figcaption{position:absolute;left:36px;right:36px;bottom:36px;background:#c9151e;color:#fff;padding:22px}
.about-intro figcaption b{display:block;font-size:22px;margin-bottom:8px}
.about-intro figcaption span{font-size:14px;line-height:1.7;color:rgba(255,255,255,.9)}
.about-capability{padding:86px 0 96px;background:#f4f6f6}
.about-capability .site-title-row{justify-content:center;text-align:center;margin-bottom:48px}
.about-capability .site-section-title{justify-content:center;min-height:68px}
.about-capability .site-section-title:before{left:50%;transform:translateX(-50%);bottom:6px;color:rgba(0,0,0,.05)}
.about-capability__rows{display:grid;gap:72px;width:100%;margin:0}
.about-capability__row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:110px;align-items:center}
.about-capability__row.is-reverse img{order:2}
.about-capability__row.is-reverse .about-capability__list{order:1}
.about-capability__row img{width:100%;object-fit:contain;border-radius:0}
.about-capability__list{display:grid;gap:0}
.about-capability__list div{display:grid;grid-template-columns:150px 1fr;gap:28px;align-items:center;min-height:92px;border-bottom:1px solid #e4e9e9}
.about-capability__list div:last-child{border-bottom:0}
.about-capability h3{font-size:21px;line-height:1.35;margin:0;color:#17272c}
.about-capability p{font-size:14px;line-height:1.8;color:#5f6d72;margin:0}
.about-capability__list div:nth-child(2) h3,.about-capability__list div:nth-child(2) p{color:#c9151e}
.about-process{padding:86px 0;background:#fff}
.about-process .site-wrap{display:grid;grid-template-columns:430px 1fr;gap:70px;align-items:start}
.about-process p{font-size:16px;line-height:2;color:#526267;margin:26px 0 0}
.about-process ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.about-process li{background:#f4f6f6;padding:28px 30px;border-left:5px solid #c9151e;min-height:128px}
.about-process b{display:block;font-size:22px;color:#17272c;margin-bottom:10px}
.about-process span{font-size:14px;line-height:1.8;color:#5f6e73}
.contact-info{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:28px 0 34px}
.contact-info div{background:#fff;padding:30px;border-top:4px solid #c9151e;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.contact-info i{width:46px;height:46px;border-radius:50%;background:#c9151e;color:#fff;display:grid;place-items:center;font-size:22px;margin-bottom:18px}
.contact-info b{font-size:20px;color:#17272c}
.contact-info p{font-size:15px;color:#5d6b6f;margin:12px 0 0;line-height:1.8}
.form-section{background:#fff;padding:64px 0}
.contact-form{margin-top:28px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.contact-form label,.site-guestbook-form label{display:block}
.contact-form span,.site-guestbook-form span{display:block;font-size:14px;color:#36484d;margin-bottom:8px}
.contact-form input,.contact-form textarea,.site-guestbook-form input,.site-guestbook-form textarea,.site-search-page input{width:100%;border:1px solid #dfe6e6;background:#f8fafa;height:48px;padding:0 14px;outline:0;font:inherit}
.contact-form textarea,.site-guestbook-form textarea{height:130px;padding-top:12px;resize:vertical}
.form-message{margin:18px 0 24px}
.contact-form .is-invalid input,.contact-form .is-invalid textarea{border-color:#c9151e}
.site-search-page{background:#fff;padding:42px;display:grid;grid-template-columns:1fr auto;gap:16px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.site-inner .site-search-page{margin-bottom:30px}
.site-search-results{display:grid;gap:18px}
.site-search-result{display:grid;grid-template-columns:220px 1fr;gap:24px;background:#fff;padding:18px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.site-search-result img{width:220px;height:150px;object-fit:cover}
.site-search-result span{font-size:13px;color:#c9151e}
.site-search-result h2{font-size:20px;margin:8px 0;color:#17272c}
.site-search-result p{font-size:14px;color:#657276;margin:0;line-height:1.8}
.site-search-grid .product-card div{height:auto;min-height:132px;display:block}
.site-search-grid .product-card p,.site-search-grid .product-card em{display:block;font-size:13px;color:#657276;line-height:1.7;margin:8px 0 0;font-style:normal}
.site-search-grid .product-card p{color:#c9151e}
.site-empty{background:#fff;text-align:center;color:#c9151e;padding:70px 20px;font-size:18px}
.site-video-modal{position:fixed;inset:0;background:rgba(0,0,0,.78);z-index:100;display:none;align-items:center;justify-content:center;padding:30px}
.site-video-modal video{width:min(1000px,100%);max-height:78vh;background:#000}
.site-video-modal button{position:absolute;right:28px;top:20px;border:0;background:none;color:#fff;font-size:42px;cursor:pointer}
.site-guestbook{background:#fff;padding:42px;box-shadow:0 12px 28px rgba(20,35,40,.08)}
.site-guestbook-form{display:grid;gap:18px;margin-top:24px}
.site-captcha{margin-bottom:6px}
.site-guestbook-actions{display:flex;align-items:center;gap:16px}
.site-guestbook-actions button{height:46px;border:1px solid #dfe6e6;background:#fff;padding:0 22px;cursor:pointer}
@media(max-width:1600px){
  .site-header__inner{grid-template-columns:240px 1fr 240px}
}
@media(max-width:980px){
  .site-header{top:auto}.site-wrap{width:min(100% - 28px,1560px)}.site-header__inner{width:100%;height:64px;display:flex}.site-logo{width:150px;height:64px;padding:0 14px}.site-logo img{max-height:46px}.site-menu{display:block}
  .site-nav{display:none;position:absolute;left:14px;right:14px;top:64px;height:auto;background:#fff;flex-direction:column;padding:10px 0;box-shadow:0 16px 30px rgba(0,0,0,.14)}.site-nav.is-open{display:flex}.site-nav a{height:44px;min-width:0;color:#29363a;border:0}.site-nav a.is-active,.site-nav a:hover{color:#fff}
  .site-header__tel-label{display:none}.site-header__tools{margin-left:auto;padding-right:0;flex-direction:row;align-items:center}.site-header__tools strong{font-size:18px}.site-phone{display:grid}.home-hero h1{font-size:34px}.home-searchbar{display:none}
  .site-title-row{align-items:flex-start;gap:18px}.product-grid{grid-template-columns:1fr 1fr}.site-case-grid,.home-about__photos,.factory-env__grid,.factory-env.is-home .factory-env__grid{grid-template-columns:1fr}.home-strength{grid-template-columns:1fr;min-height:auto}.home-strength__bg:after{background:rgba(0,0,0,.76)}.home-strength__left{min-height:220px}.home-strength__head{margin-left:24px;padding-top:48px}.home-strength__head h2{font-size:34px}.home-strength__right{padding:34px 24px 260px}.home-strength__watermark{font-size:60px;right:-10px}.home-strength__article{grid-template-columns:78px 1fr;gap:22px}.home-strength__article b{font-size:46px}.home-strength__article h3{font-size:22px}.home-strength__article p{font-size:14px;line-height:1.8}.home-strength__tabs{left:0;right:0;bottom:0;height:auto;grid-template-columns:1fr} .home-strength__tab{padding:18px 24px}
  .home-service .site-wrap{grid-template-columns:1fr}.home-service__steps{grid-template-columns:1fr 1fr;margin:25px 0;gap:28px}.home-service__steps div:not(:last-child):after{display:none}.home-service__more{width:max-content}.home-news__grid{grid-template-columns:1fr;gap:28px}.home-news__grid > *{min-width:0}.site-footer__grid{grid-template-columns:1fr 1fr}.site-footer__bottom .site-wrap{display:block}
  .site-layout,.site-product-detail,.about-page,.contact-info,.about-intro .site-wrap,.about-process .site-wrap{grid-template-columns:1fr}.site-sidebar{display:none}.news-cards,.site-pic-grid,.site-video-grid,.form-grid,.site-related__grid,.about-stats .site-wrap,.about-process ul{grid-template-columns:1fr 1fr}.about-stats .site-wrap{transform:none}.site-search-result{grid-template-columns:150px 1fr}.site-search-result img{width:150px;height:110px}
  .about-capability__rows{gap:52px}.about-capability__row{grid-template-columns:1fr;gap:24px}.about-capability__row.is-reverse img,.about-capability__row.is-reverse .about-capability__list{order:initial}.about-capability__list div{grid-template-columns:140px 1fr}
}
@media(max-width:560px){
  .site-section{padding:36px 0}.site-section-title{min-height:58px}.site-section-title:before{font-size:46px;left:-3px}.site-section-title h1,.site-section-title h2,.site-page-title h1{font-size:25px}.home-about__photos{margin-top:42px}.site-footer__grid{grid-template-columns:1fr}
  .site-header__tools strong{display:none}.news-cards,.site-pic-grid,.site-video-grid,.form-grid,.site-related__grid,.about-page__gallery,.about-stats .site-wrap,.about-process ul,.factory-env__grid,.factory-env.is-home .factory-env__grid{grid-template-columns:1fr}.site-detail,.site-product-detail,.site-product-content,.site-guestbook,.site-search-page{padding:24px}.site-search-page{grid-template-columns:1fr}.site-search-result{grid-template-columns:1fr}.site-search-result img{width:100%;height:190px}.about-stats div{min-height:auto}.about-intro figure img{height:260px}.about-intro figcaption{position:static}.about-capability{padding:58px 0 64px}.about-capability .site-section-title:before{left:50%;font-size:42px}.about-capability__rows{gap:42px}.about-capability__row img{border-radius:0}.about-capability__list div{grid-template-columns:1fr;gap:8px;align-items:start;min-height:0;padding:18px 0}.about-capability h3{font-size:19px}.about-capability p{font-size:13px}
}
@media(max-width:980px){
  .site-page-head{padding:58px 0 36px}
  .site-page-title{min-height:54px}
  .site-breadcrumbs{margin-top:14px;font-size:13px;line-height:1.7}
  .home-hero-prev,.home-hero-next{display:none}
  .home-strength__left{min-height:auto}
  .home-strength__head{margin:0 auto;padding:44px 0 12px;width:min(100% - 48px,1560px)}
  .home-strength__right{padding:22px 24px 250px}
  .home-strength__article{grid-template-columns:58px 1fr;gap:18px}
  .home-strength__article h4{margin-bottom:16px}
   .home-strength__tab{min-height:76px}
  .home-about{min-height:auto;padding:62px 0;background-position:center}
  .home-service{padding:52px 0}
  .home-service .site-wrap{gap:28px}
  .home-service__head .site-section-title{min-height:62px}
  .home-service__steps{grid-template-columns:repeat(5,minmax(86px,1fr));gap:18px;overflow-x:auto;padding:8px 4px 14px;scroll-snap-type:x proximity}
  .home-service__steps div{scroll-snap-align:start}
  .home-service__steps i{width:76px;height:76px;box-shadow:0 0 0 5px rgba(255,255,255,.2)}
  .home-service__steps i .iconfont{font-size:34px}
  .home-service__more{justify-self:start}
  .about-intro{padding-top:56px}
  .about-stats{background:#f4f6f6;padding:0 0 44px}
  .about-stats .site-wrap{box-shadow:0 12px 26px rgba(20,35,40,.08)}
  .about-capability__row{gap:18px}
  .site-footer__top{padding:40px 0}
}
@media(max-width:560px){
  .site-wrap{width:min(100% - 30px,1560px)}
  .site-header{border-bottom-width:3px}
  .site-logo{width:138px;flex:0 0 138px}
  .site-phone,.site-menu{width:38px;height:38px}
  .site-nav{left:12px;right:12px}
  .site-section-title:before{font-size:40px;bottom:0;max-width:100%;overflow:hidden}
  .site-section-title h1,.site-section-title h2,.site-page-title h1{font-size:24px}
  .site-title-row{display:grid;grid-template-columns:1fr;gap:14px;margin-bottom:22px}
  .site-more{width:max-content}
  .product-card div{height:auto;min-height:64px;align-items:flex-start;flex-direction:column;padding:12px 14px}
  .product-card h3{white-space:normal;line-height:1.45}
  .home-strength__head{width:min(100% - 24px,1560px);padding-top:38px}
  .home-strength__right{padding:18px 16px 210px}
  .home-strength__watermark{display:none}
  .home-strength__article{grid-template-columns:1fr}
  .home-strength__article b{font-size:42px}
   .home-strength__tab{padding:16px 18px;gap:14px}
   .home-strength__tab b{font-size:30px}
   .home-strength__tab span{font-size:15px}
  .home-about{padding:38px 0}
  .home-about h3{font-size:23px;margin:26px 0 14px}
  .home-about p{font-size:14px;line-height:1.85;margin-bottom:24px}
  .home-service__steps{grid-template-columns:repeat(5,88px)}
  .home-service__steps span{font-size:13px}
  .home-service__more{width:100%;height:46px}
  .factory-env,.about-capability,.about-process{padding:38px 0}
  .factory-env__desc{font-size:14px;line-height:1.8}
  .home-contact-line{font-size:12px;padding:14px 0;line-height:1.8}
  .product-grid{gap:14px}
  .home-news-feature img{height:230px}
  .home-news-feature div{position:static;grid-template-columns:58px 58px 1fr;min-height:64px}
  .home-news-list a{grid-template-columns:64px 1fr;gap:14px}
  .site-footer__grid{gap:24px}
  .site-footer__bottom .site-wrap{display:grid;gap:8px}
}
@media(max-width:560px){
  .home-news{padding-bottom:40px}
  .home-news__grid{gap:14px}
  .home-news-feature{background:#fff;box-shadow:0 8px 20px rgba(20,35,40,.08)}
  .home-news-feature img{height:200px}
  .home-news-feature div{display:grid;grid-template-columns:52px 1fr;gap:4px 12px;padding:14px 16px;background:#c9151e}
  .home-news-feature b{grid-row:1/3;font-size:30px;align-self:center}
  .home-news-feature span{font-size:12px;align-self:end}
  .home-news-feature h3{grid-column:2;font-size:15px;line-height:1.45;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .home-news-list{display:grid;gap:12px}
  .home-news-list a{grid-template-columns:54px 1fr;gap:12px;margin:0;padding:14px 0;border-bottom:1px solid #edf0f0}
  .home-news-list time{display:block;text-align:center}
  .home-news-list time b{font-size:25px}
  .home-news-list time span{font-size:11px;line-height:1.2}
  .home-news-list h3{font-size:15px;line-height:1.45;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}
  .home-news-list p{font-size:13px;line-height:1.6;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
}
@media(max-width:560px){
  .factory-env__grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:22px}
  .factory-env__card{display:block;min-height:0;box-shadow:0 8px 20px rgba(20,35,40,.08)}
  .factory-env__card img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
  .factory-env__card div{display:block;padding:14px 16px}
  .factory-env__card span{font-size:11px;margin-bottom:6px}
  .factory-env__card h3{font-size:15px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
}