@charset "UTF-8";
:root{--navy:#064b78;--deep:#103e5d;--blue:#006cac;--cyan:#00a7cf;--ink:#203b50;--muted:#567084;--line:#dce5eb;--soft:#f3f7fa;--white:#fff;--max:1280px;font-synthesis:none;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:white;font:16px/1.65 "Trebuchet MS","Noto Sans",Verdana,sans-serif}html[lang=zh-CN] body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif}html[lang=ar] body{font-family:Tahoma,"Noto Sans Arabic",sans-serif;line-height:1.9}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}a:hover{color:var(--blue)}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.25;font-weight:700;overflow-wrap:anywhere}h1{font-size:clamp(2rem,3.9vw,3.6rem);letter-spacing:-.035em}h2{font-size:clamp(1.7rem,2.8vw,2.55rem);letter-spacing:-.025em}h3{font-size:1.18rem}.wrap{width:min(calc(100% - 80px),var(--max));margin-inline:auto}.section{padding-block:86px}.kicker{font-size:.82rem;font-weight:700;color:var(--blue);letter-spacing:.12em;margin-bottom:16px}html[lang=zh-CN] .kicker,html[lang=ar] .kicker{letter-spacing:.06em}.section-head{max-width:760px;margin-bottom:38px}.section-head p:last-child{color:var(--muted);margin-top:20px}.center{text-align:center;margin-inline:auto}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:49px;padding:12px 25px;font-weight:700;font-size:.9rem;line-height:1.5;border:1px solid transparent;border-radius:3px;background:var(--blue);color:white;transition:background .2s,transform .2s;text-align:center}.btn:hover{background:var(--deep);color:white;transform:translateY(-2px)}.btn.light{background:white;color:var(--navy)}.btn.outline{background:transparent;color:var(--blue);border-color:var(--blue)}.btn.hero-outline{color:white;border-color:#ffffff9c;background:#00355230}.btn.hero-outline:hover{background:#ffffff17}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.skip{position:fixed;inset-inline-start:20px;top:-100px;z-index:100;background:white;padding:14px}.skip:focus{top:10px}.utility{background:var(--navy);color:white;font-size:.82rem}.utility-row{min-height:35px;display:flex;justify-content:space-between;align-items:center;gap:20px}.utility-links{display:flex;gap:24px;align-items:center}.utility a:hover{color:white;text-decoration:underline}.site-header{position:sticky;top:0;background:white;z-index:30;box-shadow:0 2px 9px #0e3c6310}.header-row{min-height:91px;display:flex;align-items:center;gap:30px}.brand{display:block;flex-shrink:0}.brand-main{display:flex;align-items:center;gap:9px;color:var(--navy);font-size:2rem;font-weight:800;letter-spacing:-.07em;line-height:1.2}.brand-icon{width:32px;height:32px;color:var(--cyan)}.brand small{display:block;margin-top:4px;color:#34566f;font-size:.72rem;letter-spacing:0;line-height:1.4}.nav{display:flex;gap:26px;align-items:center;margin-inline-start:auto}.nav a,.nav summary{font-size:.87rem;font-weight:700;white-space:nowrap}.nav details{position:relative}.nav summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:7px}.nav summary::-webkit-details-marker{display:none}.nav summary:after{content:"";width:6px;height:6px;border-inline-end:1.5px solid;border-bottom:1.5px solid;transform:rotate(45deg);margin-top:-3px}.mega{position:absolute;inset-inline-start:-20px;top:40px;width:620px;padding:25px;background:white;box-shadow:0 10px 35px #153c5b22;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;max-height:65vh;overflow:auto}.mega a{white-space:normal;font-weight:400;padding:7px;font-size:.88rem}.mega .all-link{grid-column:1/-1;color:var(--blue);font-weight:700;border-top:1px solid var(--line);padding-top:14px}.header-tools{display:flex;align-items:center;gap:16px}.lang-switch select{background:var(--soft);color:var(--ink);border:1px solid var(--line);font-size:.8rem;padding:8px 25px 8px 9px;border-radius:3px;max-width:125px}.header-quote{padding:10px 15px;min-height:40px;font-size:.8rem;white-space:nowrap}.menu-toggle{display:none;border:1px solid var(--line);background:white;color:var(--navy);padding:7px 12px}.mobile-nav{display:none}.hero{position:relative;min-height:620px;background:var(--deep);color:white;overflow:hidden}.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;transition:opacity .5s}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#073656eb 0%,#073656b0 36%,#07365612 78%)}[dir=rtl] .hero:after{background:linear-gradient(270deg,#073656eb 0%,#073656b0 36%,#07365612 78%)}.hero-content{position:relative;z-index:2;padding-block:100px 126px}.hero .kicker{color:#c5f3ff;margin-bottom:22px}.hero h1{max-width:790px;line-height:1.27;text-wrap:balance}.hero-copy{max-width:620px;color:#e8f0f5;margin-top:23px;font-size:1.08rem;line-height:1.85}.hero-bottom{position:absolute;bottom:30px;inset-inline:0;z-index:2}.hero-bottom-row{display:flex;justify-content:space-between;align-items:center;font-size:.83rem}.hero-caption{border-inline-start:2px solid var(--cyan);padding-inline-start:14px}.slide-controls{display:flex;align-items:center;gap:10px}.slide-controls button{border:1px solid #ffffff70;color:white;background:#05365735;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-size:18px}.slide-controls .slide-dot{width:7px;height:7px;padding:0;background:#ffffff70;border:0}.slide-controls .slide-dot.active{background:white;width:22px;border-radius:5px}.quick-links{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-bottom:1px solid var(--line);position:relative;background:white}.quick{padding:35px 28px;border-inline-end:1px solid var(--line);display:flex;flex-direction:column;gap:10px;transition:background .2s}.quick:last-child{border:0}.quick:hover{background:var(--soft)}.quick-index{color:var(--cyan);font-size:.82rem;font-weight:bold}.quick h2{font-size:1.17rem;letter-spacing:0}.quick p{font-size:.85rem;color:var(--muted);line-height:1.6}.quick .text-link{color:var(--blue);font-size:.83rem;font-weight:700;margin-top:auto;padding-top:8px}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.category-card{border:1px solid var(--line);background:white;border-radius:3px;overflow:hidden;transition:box-shadow .25s,transform .25s}.category-card:hover{box-shadow:0 9px 27px #10496815;transform:translateY(-4px)}.category-img{height:210px;padding:25px;background:var(--soft);width:100%;object-fit:contain;mix-blend-mode:multiply}.category-copy{padding:22px}.category-copy h3{font-size:1.04rem;line-height:1.5;min-height:3em}.category-copy small{display:block;font-size:.8rem;color:var(--muted);margin-top:7px}.soft{background:var(--soft)}.section-top{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:32px}.section-top .section-head{margin:0}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.product-card{border:1px solid var(--line);background:white;border-radius:3px;display:flex;flex-direction:column;overflow:hidden;transition:box-shadow .2s}.product-card:hover{box-shadow:0 8px 25px #123d5510}.product-visual{height:245px;padding:27px;display:flex;align-items:center;justify-content:center;background:white;border-bottom:1px solid #edf1f4}.product-visual img{width:100%;height:100%;object-fit:contain;transition:transform .3s}.product-card:hover .product-visual img{transform:scale(1.045)}.product-copy{padding:23px;display:flex;flex:1;flex-direction:column;gap:10px}.product-code{font-size:.75rem;color:var(--muted);direction:ltr;unicode-bidi:isolate;text-align:start}.product-copy h3{font-size:.98rem;line-height:1.5}.product-copy h3 a:hover{text-decoration:underline}.product-copy .text-link{font-size:.83rem;font-weight:700;color:var(--blue);margin-top:auto;padding-top:15px}.split{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;align-items:center}.split-img{width:100%;height:510px;object-fit:cover;border-radius:3px}.split p:not(.kicker){margin-top:22px;color:var(--muted)}.stats{display:flex;gap:34px;padding-top:28px;margin-top:26px;border-top:1px solid var(--line)}.stats strong{display:block;color:var(--navy);font-size:2rem;line-height:1.2}.stats span{font-size:.8rem;color:var(--muted)}.factory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.factory-card{margin:0}.factory-card img{width:100%;height:270px;object-fit:cover;border-radius:3px}.factory-card figcaption{font-size:.9rem;font-weight:700;margin-top:16px}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.step{padding-top:20px;border-top:1px solid var(--line)}.step span{color:var(--cyan);font-size:1.1rem;font-weight:700}.step h3{margin:14px 0;font-size:1.02rem}.step p{color:var(--muted);font-size:.9rem}.resources-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.resource{padding:34px;background:white;border:1px solid var(--line);border-radius:3px;display:flex;flex-direction:column;align-items:flex-start}.resource .number{font-size:.78rem;color:var(--blue);font-weight:700}.resource h3{margin-block:22px;line-height:1.5}.resource p{font-size:.91rem;color:var(--muted);margin-bottom:24px}.resource .text-link{font-size:.87rem;font-weight:700;color:var(--blue);margin-top:auto}.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:85px}.faq-list details{border-bottom:1px solid var(--line);padding:20px 0}.faq-list details:first-child{padding-top:0}.faq-list summary{list-style:none;display:flex;gap:20px;justify-content:space-between;cursor:pointer;font-weight:700;font-size:1rem}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";flex-shrink:0;color:var(--blue);font-size:1.3rem;line-height:1.3}.faq-list details[open] summary:after{content:"−"}.faq-list p{padding-top:15px;color:var(--muted);font-size:.93rem}.contact-band{background:var(--navy);color:white;padding-block:58px}.contact-row{display:grid;grid-template-columns:1.6fr 1fr;gap:60px;align-items:center}.contact-row p{color:#d2e8f2;margin-top:17px}.contact-info{display:flex;flex-direction:column;align-items:flex-start;gap:12px}.contact-info a:hover{color:white;text-decoration:underline}.phone{direction:ltr;unicode-bidi:isolate;font-weight:700}.footer{background:#0d2e45;color:#bad0de;padding-block:60px 28px;font-size:.86rem}.footer-grid{display:grid;grid-template-columns:1.6fr .8fr 1.2fr 1.1fr;gap:50px}.footer .brand-main{color:white}.footer h2{font-size:.94rem;color:white;margin-bottom:20px;letter-spacing:0}.footer p{margin-top:18px;max-width:350px}.footer nav{display:flex;flex-direction:column;gap:9px}.footer a:hover{color:white}.footer .legal-name{font-size:.81rem;display:block;color:#d3e3ee}.footer-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid #49657860;padding-top:25px;margin-top:48px;font-size:.77rem}.langs{display:flex;flex-wrap:wrap;gap:10px 16px;margin-top:25px}.langs a{font-size:.8rem}.breadcrumb{display:flex;flex-wrap:wrap;gap:10px;font-size:.83rem;color:var(--muted);margin-top:27px;margin-bottom:32px}.breadcrumb span{color:#99aab5}.page-intro{background:var(--soft);padding-block:45px 55px}.page-intro .breadcrumb{margin-top:0}.page-intro h1{font-size:clamp(1.9rem,3vw,2.8rem);max-width:960px}.page-intro p{margin-top:20px;color:var(--muted);max-width:850px}.catalog-toolbar{display:flex;gap:20px;align-items:flex-end;flex-wrap:wrap;margin-bottom:25px}.field{display:flex;flex-direction:column;gap:8px;flex:1;min-width:210px}.field:first-child{flex:2}.field label{font-size:.86rem;font-weight:700}.field input,.field select{height:49px;width:100%;border:1px solid #b9cad6;border-radius:3px;color:var(--ink);background:white;padding:10px 14px}.result-line{display:flex;justify-content:space-between;gap:20px;margin-block:25px;font-size:.87rem;color:var(--muted)}.empty{padding:45px;text-align:center;border:1px solid var(--line);grid-column:1/-1}.load-wrap{text-align:center;margin-top:35px}.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:start}.detail-image{position:sticky;top:135px;background:var(--soft);border:1px solid var(--line);padding:35px;aspect-ratio:1;display:grid;place-items:center}.detail-image img{width:100%;height:100%;max-height:560px;object-fit:contain;mix-blend-mode:multiply}.detail-info h1{font-size:clamp(1.9rem,2.5vw,2.8rem);line-height:1.4;letter-spacing:-.02em}.detail-info>.product-code{margin-bottom:18px}.detail-info>.category-label{display:inline-block;color:var(--blue);margin-top:18px;font-size:.9rem}.detail-info .overview{margin-top:30px;color:var(--muted)}.spec-table{margin:26px 0;border-top:1px solid var(--line)}.spec-row{display:grid;grid-template-columns:130px 1fr;border-bottom:1px solid var(--line);gap:16px;padding:13px 0;font-size:.87rem}.spec-row dt{font-weight:700}.spec-row dd{margin:0}.price-box{background:var(--soft);padding:24px;margin-top:26px}.price-box>small{font-size:.82rem;color:var(--muted)}.price-box strong{display:block;font-size:1.9rem;color:var(--navy);direction:ltr;unicode-bidi:isolate;text-align:start;margin:8px 0}.price-box p{font-size:.83rem;color:var(--muted)}.configuration{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}.configuration h2{font-size:1.1rem;letter-spacing:0}.configuration p{font-size:.9rem;color:var(--muted);margin-top:10px}.technical{margin-top:55px;border-top:1px solid var(--line);padding-top:35px;max-width:950px}.technical h2{font-size:1.6rem;margin-bottom:20px}.technical p{margin-bottom:14px;white-space:pre-line;color:var(--muted)}.guide-layout{display:grid;grid-template-columns:minmax(0,850px) minmax(240px,1fr);gap:70px}.guide-body>p{font-size:1.06rem;color:var(--muted);margin-bottom:30px}.guide-body section{padding-block:25px;border-top:1px solid var(--line)}.guide-body h2{font-size:1.4rem;margin-bottom:16px}.guide-body section p{color:var(--muted)}.guide-aside{padding:28px;background:var(--soft);height:fit-content;position:sticky;top:130px}.guide-aside h2{font-size:1.15rem;margin-bottom:20px}.guide-aside p{font-size:.9rem;color:var(--muted);margin-bottom:15px}.guide-aside nav{display:grid;gap:18px;font-size:.88rem}.guide-meta{font-size:.82rem!important}.refs a{color:var(--blue);text-decoration:underline}.not-found{text-align:center;padding-block:120px}.not-found p{margin-block:25px}.js-pending{display:none}body.js .js-pending{display:initial}[hidden]{display:none!important}
.site-header .brand{max-width:220px}.nav>a,.nav>details>summary{white-space:normal;max-width:125px;line-height:1.4}.header-tools{flex-shrink:0}
.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.service-card :is(h2,h3){font-size:1.4rem;margin-block:22px;line-height:1.5;letter-spacing:0}.service-card p{max-width:58ch}.guide-aside a[aria-current=page]{color:var(--blue);font-weight:700}
@media(max-width:1200px){.desktop-nav{display:none}.header-tools{margin-inline-start:auto}.menu-toggle{display:block}.mobile-nav.open{display:flex;flex-direction:column;padding:15px 24px 24px;border-top:1px solid var(--line);gap:16px;max-height:65vh;overflow:auto}.mobile-nav .mobile-cats{display:grid;grid-template-columns:1fr 1fr;gap:12px;font-size:.85rem}.mobile-nav a{padding:6px}}
@media(max-width:720px){.service-grid{grid-template-columns:1fr}.service-card :is(h2,h3){font-size:1.2rem;margin-block:17px}}
@media(min-width:1600px){.hero{min-height:700px}.hero-content{padding-block:125px 150px}}
@media(max-width:1250px){.wrap{width:min(calc(100% - 48px),var(--max))}.header-row{gap:22px}.nav{gap:17px}.header-tools{gap:10px}.brand-main{font-size:1.8rem}.header-quote{display:none}.split{gap:45px}.quick{padding:28px 20px}.mega{inset-inline-start:-80px}.hero h1{max-width:760px}.product-copy{padding:19px}}
@media(max-width:1020px){.desktop-nav{display:none}.header-tools{margin-inline-start:auto}.menu-toggle{display:block}.header-row{min-height:80px}.mobile-nav.open{display:flex;flex-direction:column;padding:15px 24px 24px;border-top:1px solid var(--line);gap:16px;max-height:65vh;overflow:auto}.mobile-nav .mobile-cats{display:grid;grid-template-columns:1fr 1fr;gap:12px;font-size:.85rem}.mobile-nav a{padding:6px}.hero{min-height:590px}.hero-content{padding-block:85px 120px}.hero h1{max-width:700px}.category-grid,.product-grid{grid-template-columns:repeat(3,1fr)}.quick-links{grid-template-columns:1fr 1fr}.quick{border-bottom:1px solid var(--line)}.quick:nth-child(2n){border-inline-end:0}.split-img{height:430px}.steps{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.3fr 1fr;gap:40px}.faq-layout{gap:40px;grid-template-columns:.8fr 1.2fr}.product-detail{gap:35px}.guide-layout{gap:35px;grid-template-columns:1fr 270px}}
@media(max-width:720px){.wrap{width:calc(100% - 36px)}body{font-size:16px}.section{padding-block:56px}.utility-row{min-height:32px;font-size:.72rem;gap:12px}.utility-location,.utility-links .utility-phone{display:none}.utility-links{gap:15px}.header-row{min-height:75px;gap:10px}.brand-main{font-size:1.65rem}.brand small{font-size:.62rem;max-width:180px}.brand-icon{width:25px;height:25px}.lang-switch select{max-width:101px;font-size:.76rem;padding-inline:7px}.menu-toggle{font-size:.76rem;padding:6px 9px}.hero{min-height:575px}.hero-content{padding-block:70px 125px}.hero h1{font-size:2.3rem;line-height:1.35;max-width:100%;letter-spacing:-.02em}.hero .kicker{font-size:.72rem;max-width:90%}.hero-copy{font-size:.95rem;max-width:95%;margin-top:20px}.hero:after{background:linear-gradient(90deg,#073656e8,#073656ad)}[dir=rtl] .hero:after{background:linear-gradient(270deg,#073656e8,#073656ad)}.hero-img{object-position:65% center}.actions{gap:10px;margin-top:25px}.actions .btn{font-size:.82rem;padding:12px 16px;min-height:46px}.hero-bottom{bottom:23px}.hero-caption{max-width:55%;font-size:.75rem}.quick{padding:25px 18px}.quick h2{font-size:1rem}.quick p{font-size:.8rem}.quick .text-link{font-size:.78rem}.quick-index{font-size:.74rem}.section-head{margin-bottom:30px}.section-head p:last-child{font-size:.93rem;margin-top:15px}.category-grid,.product-grid{grid-template-columns:1fr 1fr;gap:15px}.category-img{height:155px;padding:18px}.category-copy{padding:15px}.category-copy h3{font-size:.9rem}.category-copy small{font-size:.73rem}.section-top{display:block;margin-bottom:27px}.section-top>.btn{margin-top:22px}.product-visual{height:180px;padding:20px}.product-copy{padding:16px}.product-copy h3{font-size:.87rem}.product-code{font-size:.71rem}.product-copy .text-link{font-size:.77rem}.split{grid-template-columns:1fr;gap:32px}.split-img{height:320px}.split p:not(.kicker){font-size:.94rem;margin-top:17px}.stats{gap:30px}.stats strong{font-size:1.8rem}.stats span{font-size:.75rem}.factory-grid{grid-template-columns:1fr;gap:25px}.factory-card img{height:275px}.factory-card figcaption{margin-top:10px}.steps{gap:25px 20px}.step p{font-size:.86rem}.resources-grid{grid-template-columns:1fr}.resource{padding:25px}.resource h3{margin-block:17px}.faq-layout{grid-template-columns:1fr;gap:30px}.faq-layout .section-head{margin:0}.faq-list summary{font-size:.94rem}.contact-row{grid-template-columns:1fr;gap:27px}.contact-band{padding-block:45px}.contact-row h2{font-size:1.75rem}.contact-row p{font-size:.92rem}.footer{padding-top:40px}.footer-grid{grid-template-columns:1fr 1fr;gap:33px 20px}.footer-brand{grid-column:1/-1}.footer-bottom{flex-direction:column;gap:12px;margin-top:32px}.footer .legal-name{font-size:.8rem}.page-intro{padding-block:30px 40px}.catalog-toolbar{gap:16px}.field,.field:first-child{flex:1 1 100%}.catalog-toolbar>.btn{width:100%}.product-detail{grid-template-columns:1fr;gap:30px}.detail-image{position:static;padding:25px;max-height:440px}.detail-info h1{font-size:1.8rem}.spec-row{grid-template-columns:100px 1fr;font-size:.85rem}.guide-layout{grid-template-columns:1fr;gap:30px}.guide-aside{position:static}.guide-body>p{font-size:1rem}.breadcrumb{font-size:.77rem}.not-found{padding-block:80px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}