.ya-v2{--ya-blue:#22a9df;--ya-blue-deep:#0b628d;--ya-deep-btn:#087cab;--ya-deep-btn-hover:#066b95;--ya-ink:#143047;--ya-text:#53697b;--ya-soft:#f5f9fc;--ya-line:#dbe7ee;--ya-dark:#0f2d42;--ya-white:#fff;font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;color:var(--ya-text);line-height:1.68;background:#fff;overflow:hidden}
.ya-v2 *{box-sizing:border-box}
.ya-v2 img{display:block;max-width:100%;height:auto}
.ya-v2 a{text-decoration:none}
.ya-v2-shell{width:min(1240px,calc(100% - 48px));margin:0 auto}
.ya-v2-section{padding:78px 0}
.ya-v2-soft{background:var(--ya-soft)}
.ya-v2-title{margin:0;color:var(--ya-ink);font-size:clamp(30px,3.5vw,48px);line-height:1.12;letter-spacing:-.025em}
.ya-v2-lead{margin:18px 0 0;max-width:760px;font-size:17px;color:#52697b}
.ya-v2-center{text-align:center}
.ya-v2-center .ya-v2-lead{margin-left:auto;margin-right:auto}
.ya-v2-btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.ya-v2-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:7px;font-size:14px;font-weight:800;border:1px solid transparent;transition:.2s ease}
.ya-v2-btn--primary{background:var(--ya-blue);color:#fff}
.ya-v2-btn--primary:hover{background:#168fbe;transform:translateY(-1px)}
.ya-v2-btn--deep{background:var(--ya-deep-btn)!important;border-color:var(--ya-deep-btn)!important;color:#fff!important}
.ya-v2-btn--deep:hover{background:var(--ya-deep-btn-hover)!important;border-color:var(--ya-deep-btn-hover)!important;color:#fff!important;transform:translateY(-1px)}
.ya-v2-btn--ghost{background:#fff;color:var(--ya-ink);border-color:#c9dae5}
.ya-v2-btn--ghost:hover{border-color:var(--ya-blue);color:var(--ya-blue-deep)}
.ya-v2-link{display:inline-flex;align-items:center;gap:7px;margin-top:16px;color:var(--ya-blue-deep);font-size:14px;font-weight:800}
.ya-v2-hero{background:var(--ya-soft);border-bottom:0;padding:56px 0 52px}
.ya-v2-hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:54px;align-items:center}
.ya-v2-hero-copy h2{margin:0;color:var(--ya-ink);font-size:clamp(40px,5.4vw,68px);line-height:1.02;letter-spacing:-.045em;max-width:720px}
.ya-v2-hero-copy p{margin:22px 0 0;max-width:670px;font-size:17px;color:#4f687a}
.ya-v2-hero .ya-v2-btn--primary{background:var(--ya-deep-btn);border-color:var(--ya-deep-btn);color:#fff}
.ya-v2-hero .ya-v2-btn--primary:hover{background:var(--ya-deep-btn-hover);border-color:var(--ya-deep-btn-hover);color:#fff;transform:translateY(-1px)}
.ya-v2-hero-visual{position:relative;min-height:470px;display:flex;align-items:center;justify-content:center;padding:34px;background:#fff;border-radius:22px;border:1px solid #eee;overflow:hidden}
.ya-v2-hero-visual:before{display:none}
.ya-v2-hero-visual img{position:relative;z-index:1;width:min(100%,590px);max-height:410px;object-fit:contain}
.ya-v2-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#d9e6ed;border:1px solid #d9e6ed;border-radius:10px;overflow:hidden;margin-top:30px;max-width:690px}
.ya-v2-fact{background:#fff;padding:17px 16px}
.ya-v2-fact strong{display:block;color:var(--ya-ink);font-size:22px;line-height:1.1}
.ya-v2-fact span{display:block;margin-top:7px;font-size:12px;line-height:1.35;color:#667b8b}
.ya-v2-overview{display:grid;grid-template-columns:.82fr 1.18fr;gap:66px;align-items:start}
.ya-v2-overview-copy p{margin:0 0 16px;font-size:16px}
.ya-v2-scope{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-top:1px solid var(--ya-line);border-left:1px solid var(--ya-line);margin-top:28px}
.ya-v2-scope div{padding:17px 18px;border-right:1px solid var(--ya-line);border-bottom:1px solid var(--ya-line);background:#fff}
.ya-v2-scope strong{display:block;color:var(--ya-ink);font-size:15px}
.ya-v2-scope span{display:block;margin-top:5px;font-size:12px;color:#6b7f8d}
.ya-v2-products{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.ya-v2-product{background:#fff;border:1px solid var(--ya-line);border-radius:14px;overflow:hidden;transition:.2s ease}
.ya-v2-product:hover{transform:translateY(-3px);border-color:#b9d4e2}
.ya-v2-product-media{height:220px;background:#fff;border-bottom:1px solid var(--ya-line);display:flex;align-items:center;justify-content:center;padding:20px}
.ya-v2-product-media img{width:100%;height:100%;object-fit:contain}
.ya-v2-product-body{padding:24px}
.ya-v2-product-body h3{margin:0;color:var(--ya-ink);font-size:21px;line-height:1.25}
.ya-v2-product-body p{margin:11px 0 0;font-size:14px}
.ya-v2-b2b{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:stretch}
.ya-v2-buyer-list{display:grid;gap:0;margin-top:28px;border-top:1px solid var(--ya-line)}
.ya-v2-buyer{display:grid;grid-template-columns:48px 1fr;gap:14px;padding:20px 0;border-bottom:1px solid var(--ya-line)}
.ya-v2-buyer-num{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:#eaf7fc;color:var(--ya-blue-deep);font-size:12px;font-weight:800}
.ya-v2-buyer h3{margin:0;color:var(--ya-ink);font-size:18px}
.ya-v2-buyer p{margin:6px 0 0;font-size:13px}
.ya-v2-support{border-radius:16px;overflow:hidden;background:var(--ya-dark);color:#dfeef5;display:flex;flex-direction:column}
.ya-v2-support-image{height:250px;background:#102c40}
.ya-v2-support-image img{width:100%;height:100%;object-fit:cover}
.ya-v2-support-body{padding:28px}
.ya-v2-support-body h3{margin:0;color:#fff;font-size:24px}
.ya-v2-support-body p{margin:10px 0 0;color:#c9dce6;font-size:14px}
.ya-v2-support-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 18px;margin-top:20px}
.ya-v2-support-grid span{position:relative;padding-left:16px;font-size:13px;color:#e0edf4}
.ya-v2-support-grid span:before{content:"";position:absolute;left:0;top:.68em;width:6px;height:6px;border-radius:50%;background:#54c5ee}
.ya-v2-quality-section{background:#fff!important}
.ya-v2-quality{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.ya-v2-quality-media{border-radius:16px;overflow:hidden;min-height:390px;background:#fff}
.ya-v2-quality-media img{width:100%;height:100%;min-height:390px;object-fit:cover}
.ya-v2-quality-copy p{margin:18px 0 0;font-size:16px}
.ya-v2-checks{display:grid;gap:0;margin-top:24px;border-top:1px solid var(--ya-line)}
.ya-v2-check{padding:13px 0 13px 24px;border-bottom:1px solid var(--ya-line);position:relative;color:var(--ya-ink);font-size:14px;font-weight:700}
.ya-v2-check:before{content:"";position:absolute;left:2px;top:21px;width:8px;height:8px;border-radius:50%;background:var(--ya-blue)}
.ya-v2-oem{background:var(--ya-dark);color:#d9e9f1}
.ya-v2-oem .ya-v2-title{color:#fff}
.ya-v2-oem .ya-v2-lead{color:#c8dbe5}
.ya-v2-oem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:38px;border-top:1px solid rgba(255,255,255,.16);border-left:1px solid rgba(255,255,255,.16)}
.ya-v2-oem-item{padding:26px 24px;border-right:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}
.ya-v2-oem-item strong{display:block;color:#fff;font-size:17px}
.ya-v2-oem-item p{margin:9px 0 0;color:#c8dbe5;font-size:13px}
.ya-v2-qualify{display:grid;grid-template-columns:.8fr 1.2fr;gap:62px;align-items:start}
.ya-v2-qualify-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.ya-v2-qitem{padding:20px;border:1px solid var(--ya-line);border-radius:10px;background:#fff}
.ya-v2-qitem strong{display:block;color:var(--ya-ink);font-size:15px}
.ya-v2-qitem p{margin:7px 0 0;font-size:12px;color:#687c8b}
.ya-v2-faq-section{background:#fff!important}
.ya-v2-faq{max-width:900px;margin:36px auto 0}
.ya-v2-faq-section .cusfaq-list,.ya-v2-faq-section .kche-faq-list{background:transparent!important;border:none!important;box-shadow:none!important}
.ya-v2-faq-section .kche-faq-item{background:#fff!important;border:1px solid var(--ya-line)!important;outline:none!important;box-shadow:none!important;border-radius:10px!important;overflow:hidden!important;margin:0 0 10px!important;padding:0!important;transition:border-color .2s ease,box-shadow .2s ease}
.ya-v2-faq-section .kche-faq-item:hover{border-color:#bfd5e2!important;box-shadow:0 4px 14px rgba(20,48,71,.035)!important}
.ya-v2-faq-section .kche-faq-tit{background:#fff!important;border:none!important;outline:none!important;box-shadow:none!important;border-radius:10px!important;padding:16px 52px 16px 18px!important;margin:0!important;cursor:pointer}
.ya-v2-faq-section .kche-faq-tit p{margin:0!important;color:var(--ya-ink)!important;font-size:14px!important;line-height:1.45!important;font-weight:700!important}
.ya-v2-faq-section .kche-faq-box{background:#fff!important;border:none!important;outline:none!important;box-shadow:none!important;border-radius:0 0 10px 10px!important;padding:0 52px 17px 18px!important;margin:0!important}
.ya-v2-faq-section .kche-faq-box p{margin:0!important;color:#607486!important;font-size:13px!important;line-height:1.65!important;font-weight:400!important}
.ya-v2-faq-footer{max-width:1050px;margin:20px auto 0;padding-top:15px;border-top:1px solid var(--ya-line)}
.ya-v2-faq-note{max-width:900px;margin:0 auto;text-align:center;color:#8192a0;font-size:11px;line-height:1.6}
.ya-v2-faq-note a{color:var(--ya-ink);font-weight:700;text-decoration:none}
.ya-v2-faq-note a:hover{color:var(--ya-blue-deep)}
@media(max-width:720px){.ya-v2-faq{margin-top:28px}
.ya-v2-faq-section .kche-faq-tit{padding:15px 44px 15px 16px!important}
.ya-v2-faq-section .kche-faq-box{padding:0 44px 16px 16px!important}
.ya-v2-faq-footer{margin-top:18px;padding-top:14px}
.ya-v2-faq-note{font-size:10.5px}
}
.ya-v2-rfq{padding:72px 0;background:#f6fafc;border-top:0}
.ya-v2-rfq-head{display:grid;grid-template-columns:.88fr 1.12fr;gap:52px;align-items:start;margin-bottom:34px}
.ya-v2-rfq-head p{margin:8px 0 0;font-size:15px}
.ya-v2-rfq-items{display:flex;flex-wrap:wrap;gap:9px 18px;margin-top:18px}
.ya-v2-rfq-items span{position:relative;padding-left:15px;font-size:12px;color:#607486}
.ya-v2-rfq-items span:before{content:"";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--ya-blue)}
.ya-v2 #wmkcfeedback{scroll-margin-top:100px;width:100%;max-width:100%}
.ya-v2 .wmkcfeedback{width:100%;max-width:100%;overflow-wrap:anywhere}
.ya-v2 .wmkcfeedback form,.ya-v2 .wmkcfeedback fieldset,.ya-v2 .wmkcfeedback table{max-width:100%!important}
.ya-v2 .wmkcfeedback input,.ya-v2 .wmkcfeedback select,.ya-v2 .wmkcfeedback textarea{max-width:100%!important;box-sizing:border-box}
@media(max-width:1040px){.ya-v2-hero-grid,.ya-v2-overview,.ya-v2-b2b,.ya-v2-quality,.ya-v2-qualify,.ya-v2-rfq-head{grid-template-columns:1fr;gap:34px}
.ya-v2-hero-visual{min-height:390px}
.ya-v2-products{grid-template-columns:repeat(2,1fr)}
.ya-v2-products .ya-v2-product:last-child{grid-column:1/-1;max-width:610px;margin:0 auto;width:100%}
.ya-v2-oem-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){.ya-v2-shell{width:min(100% - 28px,1240px)}
.ya-v2-section{padding:56px 0}
.ya-v2-hero{padding:34px 0 40px}
.ya-v2-hero-grid{display:flex;flex-direction:column-reverse;gap:28px}
.ya-v2-hero-visual{min-height:300px;padding:22px;width:100%}
.ya-v2-hero-visual img{max-height:280px}
.ya-v2-hero-copy h2{font-size:clamp(35px,11vw,52px)}
.ya-v2-hero-copy p,.ya-v2-lead{font-size:15px}
.ya-v2-facts{grid-template-columns:1fr}
.ya-v2-fact{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:10px}
.ya-v2-fact span{margin-top:0}
.ya-v2-scope,.ya-v2-products,.ya-v2-oem-grid,.ya-v2-qualify-list,.ya-v2-support-grid{grid-template-columns:1fr}
.ya-v2-products .ya-v2-product:last-child{grid-column:auto;max-width:none}
.ya-v2-product-media{height:190px}
.ya-v2-quality-media,.ya-v2-quality-media img{min-height:300px}
.ya-v2-rfq{padding:56px 0}
.ya-v2-btn{width:100%}
}
@media(max-width:420px){.ya-v2-shell{width:min(100% - 22px,1240px)}
.ya-v2-hero-visual{min-height:260px}
.ya-v2-hero-visual img{max-height:240px}
.ya-v2-product-body,.ya-v2-support-body,.ya-v2-oem-item,.ya-v2-qitem{padding:20px}
}
.ya-v2 .ya-v2-hero{background:#fff;border-bottom:0;padding:28px 0 44px}
.ya-v2 .ya-v2-hero-grid.ya-v2-shell{position:relative;display:block;width:min(1315px,calc(100% - 48px));min-height:575px;margin:0 auto;overflow:hidden;background-color:#fff;background-image:linear-gradient(to right,rgba(255,255,255,1) 0,rgba(255,255,255,1) 34%,rgba(255,255,255,.98) 42%,rgba(255,255,255,.90) 49%,rgba(255,255,255,.66) 57%,rgba(255,255,255,.34) 66%,rgba(255,255,255,.10) 75%,rgba(255,255,255,0) 84%),url('/uploads/48463/page/202609101042230bba4.png');background-repeat:no-repeat,no-repeat;background-size:cover,cover;background-position:center center,center center}
.ya-v2 .ya-v2-hero-copy{position:relative;z-index:2;width:50%;max-width:610px;min-height:575px;padding:50px 20px 46px 62px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.ya-v2 .ya-v2-hero-copy h2{margin:0;max-width:560px;color:#143047;font-size:52px;line-height:1.06;letter-spacing:-1.8px;font-weight:800;text-shadow:none!important}
.ya-v2 .ya-v2-hero-copy p{margin:20px 0 0;max-width:535px;color:#53697b;font-size:16px;line-height:1.58;text-shadow:none!important}
.ya-v2 .ya-v2-hero .ya-v2-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.ya-v2 .ya-v2-hero .ya-v2-btn--primary{background:#087cab;border-color:#087cab;color:#fff}
.ya-v2 .ya-v2-hero .ya-v2-btn--primary:hover{background:#066b95;border-color:#066b95;color:#fff}
.ya-v2 .ya-v2-hero .ya-v2-btn--ghost{background:#fff;border-color:#c9dae5;color:#143047}
.ya-v2 .ya-v2-hero .ya-v2-btn--ghost:hover{border-color:#087cab;color:#087cab}
.ya-v2 .ya-v2-hero .ya-v2-facts{width:100%;max-width:560px;margin-top:24px}
.ya-v2 .ya-v2-hero .ya-v2-fact{padding:15px 14px}
.ya-v2 .ya-v2-hero .ya-v2-fact strong{font-size:20px}
.ya-v2 .ya-v2-hero-visual{display:none!important}
@media(max-width:1040px){.ya-v2 .ya-v2-hero-grid.ya-v2-shell{display:block;min-height:540px;background-image:linear-gradient(to right,rgba(255,255,255,1) 0,rgba(255,255,255,1) 38%,rgba(255,255,255,.96) 48%,rgba(255,255,255,.76) 60%,rgba(255,255,255,.38) 72%,rgba(255,255,255,.08) 84%,rgba(255,255,255,0) 100%),url('/uploads/48463/page/202609101042230bba4.png');background-size:cover,cover;background-position:center center,62% center}
.ya-v2 .ya-v2-hero-copy{width:58%;max-width:570px;min-height:540px;padding:42px 18px 40px 42px}
.ya-v2 .ya-v2-hero-copy h2{font-size:44px;line-height:1.06}
.ya-v2 .ya-v2-hero-copy p{font-size:15px}
}
@media(max-width:720px){.ya-v2 .ya-v2-hero{padding:18px 0 30px}
.ya-v2 .ya-v2-hero-grid.ya-v2-shell{display:block;width:min(100% - 28px,1240px);min-height:650px;background-image:linear-gradient(to bottom,rgba(255,255,255,.78) 0,rgba(255,255,255,.90) 44%,rgba(255,255,255,1) 72%,rgba(255,255,255,1) 100%),url('/uploads/48463/page/202609101042230bba4.png');background-size:cover,cover;background-position:center center,72% top}
.ya-v2 .ya-v2-hero-copy{width:100%;max-width:none;min-height:650px;padding:34px 22px 28px;justify-content:flex-end}
.ya-v2 .ya-v2-hero-copy h2{max-width:520px;font-size:38px;line-height:1.08;letter-spacing:-1px}
.ya-v2 .ya-v2-hero-copy p{max-width:520px;font-size:15px}
.ya-v2 .ya-v2-hero .ya-v2-btns{width:100%}
.ya-v2 .ya-v2-hero .ya-v2-btn{width:100%}
.ya-v2 .ya-v2-hero .ya-v2-facts{max-width:none;grid-template-columns:1fr}
}
@media(max-width:420px){.ya-v2 .ya-v2-hero-grid.ya-v2-shell{min-height:690px;background-position:center center,76% top}
.ya-v2 .ya-v2-hero-copy{min-height:690px;padding:30px 18px 24px}
.ya-v2 .ya-v2-hero-copy h2{font-size:34px}
}
@media(min-width:1041px){.ya-v2 .ya-v2-overview{align-items:stretch!important}
.ya-v2 .ya-v2-overview>div:first-child{display:flex!important;align-items:center!important;justify-content:flex-start!important;text-align:left!important;padding-left:0!important}
.ya-v2 .ya-v2-overview>div:first-child .ya-v2-title{width:100%;margin:0!important;text-align:left!important}
}
.ya-v2{overflow:visible!important}
.ya-v2 .ya-v2-fullbleed{position:relative;width:100vw!important;max-width:none!important;margin-left:calc(50% - 50vw)!important;margin-right:calc(50% - 50vw)!important}
.ya-v2 .ya-v2-fullbleed>.ya-v2-shell{width:min(1240px,calc(100% - 48px));margin-left:auto;margin-right:auto}
@media(max-width:720px){.ya-v2 .ya-v2-fullbleed>.ya-v2-shell{width:min(100% - 28px,1240px)}
}
@media(max-width:420px){.ya-v2 .ya-v2-fullbleed>.ya-v2-shell{width:min(100% - 22px,1240px)}
}
.ya-v2 .ya-v2-faq-section .kche-faq-tit{position:relative!important;padding-right:42px!important}
.ya-v2 .ya-v2-faq-section .kche-faq-item:before,.ya-v2 .ya-v2-faq-section .kche-faq-item:after,.ya-v2 .ya-v2-faq-section .kche-faq-tit:before,.ya-v2 .ya-v2-faq-section .kche-faq-tit:after,.ya-v2 .ya-v2-faq-section .kche-faq-tit p:before,.ya-v2 .ya-v2-faq-section .kche-faq-tit p:after{content:none!important;display:none!important;visibility:hidden!important;opacity:0!important}
.ya-v2 .ya-v2-faq-section .kche-faq-tit>span:not(.ya-v2-faq-toggle),.ya-v2 .ya-v2-faq-section .kche-faq-tit>i,.ya-v2 .ya-v2-faq-section .kche-faq-tit>em,.ya-v2 .ya-v2-faq-section .kche-faq-tit>svg,.ya-v2 .ya-v2-faq-section .kche-faq-tit>img{display:none!important;visibility:hidden!important;opacity:0!important}
.ya-v2 .ya-v2-faq-section .ya-v2-faq-toggle{display:flex!important;visibility:visible!important;opacity:1!important;position:absolute!important;right:10px!important;top:50%!important;transform:translateY(-50%)!important;width:22px!important;height:22px!important;margin:0!important;padding:0!important;align-items:center!important;justify-content:center!important;border:0!important;background:transparent!important;color:#22a9df!important;font-family:Arial,"Helvetica Neue",Helvetica,sans-serif!important;font-size:20px!important;font-weight:400!important;line-height:1!important;pointer-events:none!important;z-index:5!important}
@media(max-width:720px){.ya-v2 .ya-v2-faq-section .kche-faq-tit{padding-right:40px!important}
.ya-v2 .ya-v2-faq-section .ya-v2-faq-toggle{right:8px!important}
}