:root{--k-navy:#082b49;--k-blue:#087db5;--k-orange:#ff8b1b;--k-ink:#102a43;--k-muted:#5f768a;--k-line:#d7e8f2;--k-soft:#f3faff}
body.v200-knowledge{background:#fff!important;color:var(--k-ink)!important}
body.v200-knowledge .topbar{background:var(--k-navy)!important}
body.v200-knowledge .header{background:rgba(255,255,255,.98)!important;border-bottom:1px solid var(--k-line)!important;box-shadow:0 8px 28px rgba(8,43,73,.06)!important}
body.v200-knowledge .header .nav{min-height:94px!important}
body.v200-knowledge .header .logo{width:64px!important;height:64px!important;padding:0!important;border-radius:50%!important;background:#fff!important;box-shadow:0 9px 26px rgba(8,43,73,.15)!important}
body.v200-knowledge .header .logo img{width:100%!important;height:100%!important;object-fit:cover!important;border-radius:50%!important}
body.v200-knowledge .header .brand strong{font-size:24px!important;color:var(--k-navy)!important}
body.v200-knowledge .header .brand>span:last-child>span{font-size:14px!important;color:var(--k-muted)!important}
body.v200-knowledge .header .menu{gap:26px!important}
body.v200-knowledge .header .menu a{font-size:17px!important;font-weight:850!important;color:#183a58!important;padding:32px 0 27px!important;border-bottom:4px solid transparent!important}
body.v200-knowledge .header .menu a:hover,body.v200-knowledge .header .menu a[aria-current="page"]{color:var(--k-blue)!important;border-color:var(--k-orange)!important}
body.v200-knowledge .page-hero{min-height:500px!important;padding:66px 0!important;background:linear-gradient(110deg,#edf9ff,#fff 56%,#fff3e1)!important}
body.v200-knowledge .page-hero:after{background-image:var(--v205-article-image,url('/assets/v187/hero-van-clean.webp'))!important;border-radius:30px!important}
body.v200-knowledge .page-hero h1{font-size:clamp(48px,5.2vw,74px)!important;color:var(--k-ink)!important}
body.v200-knowledge .page-hero .lead{color:var(--k-muted)!important;font-size:19px!important}
body.v200-knowledge .section{padding:68px 0!important}
body.v200-knowledge .section:nth-of-type(even){background:var(--k-soft)!important}
body.v200-knowledge .grid-3{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:20px!important}
body.v200-knowledge .grid-3>a.card{min-height:190px!important;padding:25px!important;border:1px solid var(--k-line)!important;border-radius:22px!important;background:#fff!important;box-shadow:0 10px 30px rgba(8,43,73,.05)!important}
body.v200-knowledge .grid-3>a.card:before{content:"实用指南";display:inline-flex;margin-bottom:16px;padding:5px 9px;border-radius:999px;background:#eaf7fd;color:#0876a8;font-size:12px;font-weight:900}
html[lang^="en"] body.v200-knowledge .grid-3>a.card:before{content:"PRACTICAL GUIDE"}
body.v200-knowledge .grid-3>a.card h3{font-size:21px!important;line-height:1.35!important;color:var(--k-navy)!important}
body.v200-knowledge .grid-3>a.card p{color:var(--k-muted)!important}
body.v200-knowledge.v200-article .page-hero{min-height:390px!important;padding:54px 0!important}
body.v200-knowledge.v200-article .page-hero:after{height:290px!important;width:min(34vw,500px)!important}
body.v200-knowledge.v200-article .page-hero h1{font-size:clamp(40px,4.4vw,62px)!important;max-width:760px!important}
body.v200-knowledge.v200-article .section>.container{max-width:1180px!important}
body.v200-knowledge.v200-article .content,body.v200-knowledge.v200-article article,body.v200-knowledge.v200-article .article-content{max-width:880px!important;margin-left:auto!important;margin-right:auto!important}
body.v200-knowledge.v200-article article{background:#fff!important;border:1px solid var(--k-line)!important;border-radius:26px!important;padding:clamp(25px,5vw,58px)!important;box-shadow:0 16px 45px rgba(8,43,73,.06)!important}
body.v200-knowledge.v200-article article h2,body.v200-knowledge.v200-article .content h2{font-size:32px!important;color:var(--k-navy)!important;margin-top:38px!important}
body.v200-knowledge.v200-article article h3,body.v200-knowledge.v200-article .content h3{font-size:23px!important;color:var(--k-navy)!important}
body.v200-knowledge.v200-article article p,body.v200-knowledge.v200-article .content p{font-size:17px!important;color:#50697d!important}
body.v200-knowledge.v200-article article img,body.v200-knowledge.v200-article .content img{max-width:100%!important;border-radius:22px!important}
body.v200-knowledge.v200-article .card,body.v200-knowledge.v200-article details,body.v200-knowledge.v200-article .notice{border-radius:18px!important;border:1px solid var(--k-line)!important;background:#fff!important;box-shadow:0 8px 25px rgba(8,43,73,.04)!important}
@media(max-width:980px){
 body.v200-knowledge .header .nav-actions .lang{display:inline-flex!important}
 body.v200-knowledge .header .menu{display:none!important}
 body.v200-knowledge .header .menu.open{
  display:flex!important;
  position:absolute!important;
  top:calc(100% + 8px)!important;
  left:0!important;
  right:0!important;
  z-index:120!important;
  padding:12px!important;
  flex-direction:column!important;
  align-items:stretch!important;
  gap:2px!important;
  background:#fff!important;
  border:1px solid var(--k-line)!important;
  border-radius:16px!important;
  box-shadow:0 18px 44px rgba(8,43,73,.18)!important
 }
 body.v200-knowledge .header .menu.open a{
  display:block!important;
  padding:12px 14px!important;
  border:0!important;
  border-radius:10px!important;
  color:var(--k-navy)!important
 }
 body.v200-knowledge .header .menu.open a:hover,
 body.v200-knowledge .header .menu.open a[aria-current="page"]{
  color:var(--k-blue)!important;
  background:#edf8ff!important
 }
 body.v200-knowledge .grid-3{grid-template-columns:repeat(2,1fr)!important}
 body.v200-knowledge .page-hero{padding-bottom:370px!important}
 body.v200-knowledge.v200-article .page-hero{
  min-height:0!important;
  padding:40px 0 370px!important
 }
 body.v200-knowledge.v200-article .page-hero .container{
  padding-right:0!important
 }
 body.v200-knowledge.v200-article .page-hero:after{
  top:auto!important;
  bottom:34px!important;
  left:4%!important;
  right:4%!important;
  width:auto!important;
  height:300px!important;
  transform:none!important;
  background-position:center!important
 }
}
@media(max-width:640px){
 body.v200-knowledge .header .nav-actions .call{display:none!important}
 body.v200-knowledge .header .nav{min-height:74px!important}
 body.v200-knowledge .header .logo{width:50px!important;height:50px!important}
 body.v200-knowledge .header .brand strong{font-size:19px!important}
 body.v200-knowledge .grid-3{grid-template-columns:1fr!important}
 body.v200-knowledge .page-hero{padding-bottom:285px!important}
 body.v200-knowledge.v200-article .page-hero{
  padding:28px 0 285px!important
 }
 body.v200-knowledge.v200-article .page-hero:after{
  left:16px!important;
  right:16px!important;
  bottom:24px!important;
  height:230px!important;
  border-radius:22px!important
 }
 body.v200-knowledge.v200-article .page-hero h1{
  font-size:clamp(34px,10vw,42px)!important;
  line-height:1.12!important
 }
 body.v200-knowledge.v200-article .page-hero .lead{
  font-size:17px!important
 }
 body.v200-knowledge.v200-article .hero-actions{
  margin:22px 0 0!important
 }
 body.v200-knowledge.v200-article .hero-actions .btn{
  flex:1 1 160px!important;
  text-align:center!important
 }
}