/* Shared brand system: approved blue, original wordmarks, purposeful typography. */
:root{--blue:#0a64b8;--blue-dark:#075493;--ink:#231f20;--muted:#676c72;--line:#dce2e6;--paper:#f3f5f6;--white:#fff;--page:1480px;--pad:clamp(22px,4.5vw,76px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:white;font-family:Inter,Arial,sans-serif;font-size:16px;line-height:1.6}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}img{max-width:100%;display:block}figure,p,h1,h2,h3,dl{margin:0}button{cursor:pointer}button:disabled{cursor:default}ul,ol{margin:0;padding:0}h1,h2,h3{font-family:Poppins,Inter,Arial,sans-serif;font-weight:600;letter-spacing:-.055em;line-height:1.14}h1{font-size:clamp(48px,5.35vw,82px)}h2{font-size:clamp(32px,3.25vw,52px)}h3{font-size:26px;letter-spacing:-.035em}p{color:var(--muted)}[hidden]{display:none!important}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #f29435;outline-offset:5px}::selection{background:#d4e9fb}.blue{color:var(--blue)}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--blue);flex:0 0 auto}.sr-only{position:absolute!important;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden}.skip-link{position:fixed;left:20px;top:-80px;padding:14px 22px;background:var(--blue);color:white;z-index:100}.skip-link:focus{top:12px}.eyebrow,.tiny-label{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:700;line-height:1.55;letter-spacing:.115em;color:var(--blue);text-transform:uppercase}.eyebrow{margin-bottom:24px}.tiny-label{font-size:10px}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:30px;min-height:56px;padding:16px 23px;background:var(--blue);color:white;border:1px solid var(--blue);border-radius:2px;font-weight:600;font-size:14px;line-height:1.5;transition:background .18s,transform .18s}.button:hover{background:var(--blue-dark);transform:translateY(-2px)}.button span{font-size:22px;font-weight:400;line-height:1}.text-link{display:inline-flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px;font-weight:600;border-bottom:1px solid currentColor;padding:8px 0}.text-link:hover{color:var(--blue)}.text-link span{font-size:20px}.utility{height:36px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--pad);border-bottom:1px solid var(--line);background:var(--paper);font-size:10px;font-weight:500;letter-spacing:.035em}.utility>span:last-child{letter-spacing:.12em}.utility i{font-style:normal;color:var(--blue);margin:0 12px}.site-header{height:96px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--pad);background:#fff;gap:40px;border-bottom:1px solid var(--line);position:relative;z-index:20}.brand{flex-shrink:0}.wordmark{height:36px;width:auto;max-width:240px;object-fit:contain;object-position:left center}.wordmark-sinovektor{height:33px}.wordmark-cathay{height:32px}.site-header nav{display:flex;align-items:center;gap:clamp(18px,2.7vw,42px);font-size:12px;font-weight:500}.site-header nav>a{transition:color .15s}.site-header nav>a:hover{color:var(--blue)}.site-header .nav-cta{display:flex;gap:32px;align-items:center;padding:13px 18px;border:1px solid var(--blue);color:var(--blue);font-weight:600;border-radius:2px}.nav-cta span{font-size:19px}.menu-toggle{display:none}.hero{display:grid;grid-template-columns:1.04fr 1fr;max-width:1800px;margin:0 auto;min-height:635px}.hero-copy{padding:67px clamp(30px,4.5vw,76px) 34px var(--pad);display:flex;flex-direction:column;align-items:flex-start}.hero-copy .eyebrow{font-size:10px;letter-spacing:.08em}.hero h1{margin-bottom:26px}.hero-intro{font-size:17px;line-height:1.65;max-width:520px}.hero-actions{display:flex;align-items:center;gap:26px;margin-top:33px;flex-wrap:wrap}.hero-foot{margin-top:auto;padding-top:40px;display:flex;flex-wrap:wrap;gap:4px 12px;font-size:11px;line-height:1.6;color:var(--muted)}.hero-foot>span:first-child{font-weight:600}.hero-visual{position:relative;overflow:hidden;min-height:635px;background:#293236}.hero-image{height:100%;width:100%;object-fit:cover;position:absolute;inset:0}.hero-visual:after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.17),transparent 30%,transparent 60%,rgba(0,0,0,.48));pointer-events:none}.image-topline,.image-bottomline{position:absolute;left:35px;right:35px;z-index:1;display:flex;justify-content:space-between;align-items:center;color:#fff;gap:20px;font-size:10px;letter-spacing:.13em}.image-topline{top:30px}.image-bottomline{bottom:25px}.round-arrow{width:46px;height:46px;display:grid;place-items:center;border:1px solid #ffffff75;border-radius:50%;font-size:26px;font-weight:300}.brand-zhohan .hero-copy{background:var(--blue);color:#fff}.brand-zhohan .hero-copy .eyebrow,.brand-zhohan .hero-intro,.brand-zhohan .hero-foot{color:#e4f1fd}.brand-zhohan .hero-copy .dot{background:#fff}.brand-zhohan .hero-copy .button{background:#fff;border-color:white;color:var(--blue)}.brand-zhohan .hero-copy .button:hover{background:#eaf5ff}.brand-zhohan .hero-copy .text-link:hover{color:#d7ecff}.brand-sinovektor .hero{padding:30px var(--pad) 0;gap:36px;min-height:615px}.brand-sinovektor .hero-copy{padding:35px 20px 25px 0}.brand-sinovektor .hero h1{font-size:clamp(46px,4.7vw,72px)}.brand-sinovektor .hero-visual{min-height:570px}.brand-sinovektor .hero-image{object-position:45% center}.brand-sinovektor .hero-copy:after{content:'CN → RU';font-weight:700;font-size:60px;color:#e9edf1;line-height:1;letter-spacing:-.06em;margin-top:24px}.brand-cathay .hero{padding:0 var(--pad);gap:45px;min-height:670px;align-items:center}.brand-cathay .hero-copy{padding:48px 0}.brand-cathay .hero h1{font-size:clamp(50px,5.2vw,80px)}.brand-cathay .hero-visual{min-height:565px}.brand-cathay .hero-image{object-position:58% center}.brand-cathay .hero-foot{padding-top:36px}.capability-strip{display:grid;grid-template-columns:1.15fr repeat(3,1fr);padding:30px var(--pad);border-bottom:1px solid var(--line);gap:30px;background:white;align-items:center}.capability-strip>span{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:22px;line-height:1.65}.capability-strip>span:first-child{display:block}.capability-strip b{font-size:12px;color:var(--ink);font-weight:600}.capability-strip>span:not(:first-child){border-left:1px solid var(--line);padding-left:25px}.brand-cathay .capability-strip{background:var(--blue);color:#fff;margin-top:20px}.brand-cathay .capability-strip>span,.brand-cathay .capability-strip b{color:#fff}.brand-cathay .capability-strip>span:not(:first-child){border-color:#ffffff45}.section{padding:100px var(--pad);max-width:1800px;margin:auto}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:45px}.section-heading>div{max-width:760px}.section-heading>p{max-width:330px;font-size:14px;line-height:1.75;padding-bottom:3px}.product-workspace{display:grid;grid-template-columns:320px 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.product-tabs{display:flex;flex-direction:column;border-right:1px solid var(--line);padding-right:30px}.product-tabs button{display:flex;text-align:left;align-items:center;gap:18px;padding:24px 10px 24px 0;background:none;border:0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);font-weight:600;line-height:1.55;min-height:86px}.product-tabs button>span{font-weight:400;font-size:11px;color:#899298}.product-tabs button i{margin-left:auto;font-style:normal;font-size:22px}.product-tabs button[aria-selected=true]{color:var(--blue)}.product-tabs button[aria-selected=true] i{transform:rotate(45deg)}.other-product{margin-top:auto;padding:30px 0;font-size:12px;color:var(--muted)}.other-product b{display:block;margin-top:7px;color:var(--ink);font-size:13px}.product-panel{display:grid;grid-template-columns:1.15fr 1fr;min-height:390px}.product-panel figure{display:flex;flex-direction:column;justify-content:center;background:#f6f7f8;padding:15px 20px 16px;overflow:hidden}.product-panel figure img{width:100%;height:290px;object-fit:contain;mix-blend-mode:multiply}.product-panel figcaption{font-size:9px;color:#737b80;line-height:1.6;margin-top:6px}.product-detail{padding:35px 30px;display:flex;flex-direction:column;align-items:flex-start}.product-detail h3{margin:16px 0;font-size:26px}.product-detail>p{font-size:13px;line-height:1.8}.product-detail ul{margin:18px 0 24px;list-style:none;width:100%}.product-detail li{font-size:11px;border-bottom:1px solid var(--line);padding:8px 0;color:var(--muted)}.product-detail .text-link{margin-top:auto;font-size:12px}.projects{background:#f3f5f6;max-width:none}.featured-project{display:grid;grid-template-columns:1.5fr 1fr;background:#fff}.project-image{position:relative;min-height:465px;overflow:hidden}.project-image img{width:100%;height:100%;position:absolute;object-fit:cover;transition:transform .45s}.project-image:hover img,.project-pair a:hover img{transform:scale(1.025)}.image-label{position:absolute;bottom:23px;left:25px;font-size:10px;letter-spacing:.1em;background:#fff;padding:9px 13px}.project-story{padding:48px 45px;display:flex;flex-direction:column;align-items:flex-start}.project-story h3{font-size:34px;margin:24px 0}.project-story>p{font-size:13px;line-height:1.8}.project-story dl{width:100%;margin:26px 0}.project-story dl>div{padding:14px 0;border-top:1px solid var(--line)}.project-story dt{font-size:9px;color:var(--muted);letter-spacing:.08em}.project-story dd{font-size:12px;margin:5px 0 0}.project-story .text-link{margin-top:auto}.project-pair{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:32px}.project-pair>a{display:block;overflow:hidden}.project-pair img{width:100%;height:300px;object-fit:cover;transition:transform .4s}.project-pair>a:first-child img{object-position:center 73%}.project-pair>a>div{padding:22px 0 0}.project-pair span{font-size:10px;letter-spacing:.06em;color:var(--muted)}.project-pair h3{font-size:23px;margin-top:12px;display:flex;justify-content:space-between;gap:20px}.project-pair i{font-style:normal;color:var(--blue)}.process-section{padding:95px var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:10%;background:#edf4fa}.process-title h2{font-size:clamp(34px,3vw,48px)}.process-title h2 span{color:var(--blue)}.process-title>p:not(.eyebrow){font-size:14px;line-height:1.85;margin:26px 0;max-width:440px}.process-list{list-style:none}.process-list li{display:grid;grid-template-columns:45px 1fr;gap:20px;padding:26px 0;border-top:1px solid #c9d9e5}.process-list li:first-child{padding-top:0;border:0}.step-index{color:var(--blue);font-size:12px;font-weight:600;padding-top:3px}.process-list h3{font-size:23px;margin-bottom:12px}.process-list p{font-size:13px;line-height:1.8}.about-section{padding:100px var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:10%;border-bottom:1px solid var(--line)}.about-section h2{font-size:clamp(31px,3vw,45px)}.about-section>div>p:not(.eyebrow){font-size:14px;line-height:1.9}.about-section>div>.about-lead{font-size:18px!important;color:var(--ink);margin-bottom:24px;line-height:1.65!important}.company-location{display:flex;align-items:center;gap:12px;padding-top:26px;margin-top:30px;border-top:1px solid var(--line);font-size:11px}.faq-section{display:grid;grid-template-columns:1fr 1.3fr;gap:8%}.faq-list details{border-top:1px solid var(--line);padding:22px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;font-weight:600;font-size:15px;line-height:1.7}summary::-webkit-details-marker{display:none}summary span{font-size:25px;line-height:1;color:var(--blue);font-weight:400;transition:transform .2s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{font-size:13px;line-height:1.9;padding:15px 35px 0 0}.request-section{padding:85px var(--pad);display:grid;grid-template-columns:.85fr 1.15fr;gap:9%;background:var(--blue);color:#fff}.request-copy .eyebrow{color:#c2e2ff}.request-copy h2{font-size:clamp(42px,4vw,62px)}.request-copy h2 span{color:#add9ff}.request-copy>p:not(.eyebrow){font-size:15px;color:#d3e7f8;margin:25px 0;max-width:360px}.request-copy>a{font-size:16px;border-bottom:1px solid #ffffff80;padding:10px 0;display:inline-block}.request-note{margin-top:55px;max-width:325px;border-top:1px solid #ffffff45;padding-top:22px}.request-note b{font-size:12px}.request-note p{font-size:12px;color:#c6dff5;margin-top:8px}.quote-form{background:#fff;color:var(--ink);padding:34px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-grid label{display:flex;flex-direction:column;gap:8px;font-size:11px;font-weight:600;line-height:1.6}.form-grid label span{font-weight:400;display:contents;color:var(--muted)}.form-grid .full{grid-column:1/-1}input,select,textarea{border:1px solid #d7dde2;border-radius:2px;background:#fff;width:100%;padding:12px;font-size:12px;line-height:1.5;min-height:44px;color:var(--ink);max-width:100%}textarea{resize:vertical}input::placeholder,textarea::placeholder{color:#818990}.quote-form>button{margin-top:26px;width:100%}.form-note{font-size:10px;line-height:1.75;margin-top:13px}.quote-result{padding-top:24px;margin-top:25px;border-top:1px solid var(--line)}.quote-result h3{font-size:21px;margin-bottom:16px}.quote-result textarea{font-size:12px;background:#f7f9fa}.result-actions{display:flex;gap:20px;align-items:center;margin-top:15px;flex-wrap:wrap}.result-actions .button{font-size:11px}.copy-button{background:none;border:none;border-bottom:1px solid;font-size:12px;padding:8px 0}.quote-result [role=status]{font-size:11px;margin-top:14px}.site-footer{padding:65px var(--pad) 24px;background:#fff}.footer-main{display:grid;grid-template-columns:1fr 1.3fr .8fr;gap:60px;padding-bottom:55px}.footer-main p{color:var(--ink);font-size:23px;line-height:1.5;font-family:Poppins,Inter,Arial,sans-serif;letter-spacing:-.035em;font-weight:500;margin-bottom:18px}.email-link{font-size:12px;color:var(--blue)}.footer-links{display:flex;flex-direction:column;gap:10px;font-size:11px}.footer-bottom{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding-top:24px;font-size:9px;color:var(--muted)}.footer-bottom a:hover{color:var(--blue)}.order-details{background:#f3f5f6;max-width:none}.spec-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:45px}.spec-photo{position:relative;min-height:410px;background:#eef0f1;display:flex;align-items:center;justify-content:center}.spec-photo img{width:85%;height:390px;object-fit:contain;mix-blend-mode:multiply}.spec-photo>span{position:absolute;bottom:20px;left:25px;font-size:10px;letter-spacing:.12em;color:var(--muted)}.spec-sheet{padding:30px;background:white;border:1px solid var(--line)}.spec-sheet-head{display:flex;justify-content:space-between;padding-bottom:20px;border-bottom:2px solid var(--ink);font-size:10px;letter-spacing:.08em}.spec-sheet-head span{color:var(--blue)}.spec-sheet dl>div{display:grid;grid-template-columns:1fr 1.3fr;gap:15px;padding:17px 0;border-bottom:1px solid var(--line);font-size:11px}.spec-sheet dt{font-weight:600}.spec-sheet dd{color:var(--muted);margin:0}.spec-sheet>.button{margin-top:25px;font-size:12px}.breadcrumb{padding:28px var(--pad) 0;font-size:10px;display:flex;gap:12px;color:var(--muted)}.breadcrumb a:hover{color:var(--blue)}.category-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:55px;padding:55px var(--pad) 70px;align-items:center;border-bottom:1px solid var(--line)}.category-hero h1{font-size:clamp(40px,4.3vw,67px);margin-bottom:28px}.category-hero>div>p:not(.eyebrow){max-width:520px;font-size:16px;line-height:1.85;margin-bottom:28px}.category-hero figure{background:#f4f6f8;padding:30px}.category-hero figure img{width:100%;height:365px;object-fit:contain;mix-blend-mode:multiply}.category-hero figcaption{font-size:9px;color:var(--muted);margin-top:15px}.category-intro{max-width:1060px;text-align:center}.category-intro>.eyebrow{justify-content:center}.category-intro>p:not(.eyebrow){font-size:16px;line-height:1.9;margin:28px auto;max-width:780px}.example-tags{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:28px}.example-tags span{border:1px solid var(--line);padding:10px 15px;font-size:11px}.brief-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding:65px var(--pad);background:#f3f5f6}.brief-section ol{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:32px}.brief-section li{border-top:1px solid #c9d2d8;padding-top:15px}.brief-section li>span{font-size:11px;color:var(--blue)}.brief-section h3{font-size:22px;margin:18px 0 12px}.brief-section li p{font-size:13px}.category-next{padding:85px var(--pad);text-align:center;background:var(--blue);color:#fff}.category-next>p{color:#d4e7f9;max-width:690px;margin:23px auto 30px;font-size:14px}.category-next>.button{background:white;color:var(--blue);border-color:white}.related>div{display:grid;grid-template-columns:1fr 1fr;gap:40px}.related a{display:flex;align-items:center;gap:25px;border-block:1px solid var(--line);padding:25px 0}.related a>span{color:var(--blue);font-size:12px}.related h3{font-size:23px}.related i{font-style:normal;margin-left:auto;color:var(--blue);font-size:26px}.case-title{padding:65px var(--pad) 55px}.case-title h1{font-size:clamp(48px,5vw,78px)}.case-title>p:not(.eyebrow){max-width:730px;line-height:1.85;margin-top:30px;font-size:17px}.case-full-image{margin:0 var(--pad)}.case-full-image>img{width:100%;height:640px;object-fit:cover}.case-full-image>figcaption{font-size:10px;color:var(--muted);padding-top:12px}.case-story{display:grid;grid-template-columns:1fr 1fr;gap:70px}.case-story ul{list-style:none;margin-bottom:30px}.case-story li{padding:20px 0;border-bottom:1px solid var(--line);font-size:15px}.legal-page{max-width:1000px}.legal-page h1{font-size:55px;margin-bottom:45px}.legal-page h2{font-size:24px;margin:34px 0 17px}.legal-page p{font-size:15px;line-height:1.9}.legal-page a{color:var(--blue);text-decoration:underline}.review-page{background:#f2f4f6}.review-page>header{padding:25px var(--pad);border-bottom:1px solid #d8dfe4;display:flex;align-items:center;gap:12px;font-size:10px;letter-spacing:.12em}.review-page>main{padding:70px var(--pad)}.review-page h1{font-size:clamp(60px,7vw,105px);margin-bottom:30px}.review-page main>p:not(.eyebrow){max-width:620px;font-size:16px}.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:60px}.review-card{background:#fff;padding:24px;transition:transform .2s}.review-card:hover{transform:translateY(-5px)}.review-card>div{display:flex;flex-direction:column;gap:18px;margin-bottom:22px;align-items:flex-start}.review-card>div>span{font-size:10px;color:var(--muted)}.review-card .wordmark{height:30px;width:auto}.review-card>img{height:250px;object-fit:cover;width:100%}.review-card h2{font-size:26px;margin:26px 0 15px}.review-card p{font-size:12px;line-height:1.8;margin-bottom:23px}.review-card>b{color:var(--blue);font-size:12px}.review-page>footer{padding:25px var(--pad);font-size:10px;border-top:1px solid #d8dfe4;color:var(--muted)}
/* Russian typography uses the same geometry with a native Cyrillic font fallback. */
html[lang=ru] h1,html[lang=ru] h2,html[lang=ru] h3{font-family:Inter,Arial,sans-serif;font-weight:650;letter-spacing:-.045em}html[lang=ru] .hero h1{font-size:clamp(42px,4.6vw,69px)}html[lang=ru] .hero-copy .eyebrow{font-size:9px}html[lang=ru] .site-header nav{font-size:11px}html[lang=ru] .button{font-size:13px}html[lang=ru] .product-tabs button{font-size:13px}html[lang=ru] .request-copy h2{font-size:clamp(38px,3.7vw,56px)}
@media(min-width:1800px){.site-header,.utility,.section,.capability-strip,.about-section,.request-section,.process-section,.site-footer,.category-hero,.brief-section,.breadcrumb{padding-left:max(var(--pad),calc((100vw - 1500px)/2));padding-right:max(var(--pad),calc((100vw - 1500px)/2))}}
@media(max-width:1100px){.site-header{gap:20px}.site-header nav{gap:22px}.wordmark{height:30px;max-width:210px}.wordmark-sinovektor,.wordmark-cathay{height:28px}.hero{min-height:610px}.hero-copy{padding-top:50px}.hero-visual{min-height:610px}.hero-actions{gap:18px}.hero-intro{font-size:15px}.product-workspace{grid-template-columns:250px 1fr}.product-panel{grid-template-columns:1fr 1fr}.product-detail{padding:28px 22px}.product-detail h3{font-size:23px}.product-tabs{padding-right:20px}.product-panel figure{padding:8px}.product-panel figure img{height:255px}.project-story{padding:35px}.project-story h3{font-size:30px}.process-section,.about-section,.request-section{gap:6%}.form-grid{gap:16px}.quote-form{padding:25px}.footer-main{gap:35px}}
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@media(max-width:520px){.form-grid input,.form-grid select,.form-grid textarea{font-size:16px}}

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