:root{--blue:#009ff2;--blue-dark:#0074b7;--navy:#071a2c;--ink:#152735;--muted:#5a6b79;--line:#dce5eb;--light:#f3f7fa}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:#fff;font:16px/1.65 Inter,Arial,sans-serif}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #008ed8;outline-offset:5px}img{max-width:100%;height:auto;display:block}.container{width:min(1240px,calc(100% - 80px));margin:auto}.skip{position:fixed;left:16px;top:-100px;background:white;padding:10px;z-index:100}.skip:focus{top:12px}.site-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid #e7edf2}.header-inner{height:94px;display:flex;align-items:center;justify-content:space-between;gap:25px}.logo{position:relative;display:block;overflow:hidden;width:260px;height:65px;flex-shrink:0;background:white}.logo img{position:absolute;width:112%;height:auto;max-width:none;left:50%;top:50%;transform:translate(-47.676282%,-45.192308%);object-fit:contain}nav{display:flex;align-items:center;gap:27px}nav a{font-size:14px;font-weight:600;white-space:nowrap}nav a:hover{color:var(--blue-dark)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:49px;padding:12px 22px;border:1px solid transparent;border-radius:5px;background:var(--blue);color:#031b2d;font-weight:700;font-size:14px;line-height:1.45;transition:background .2s,transform .2s}.btn:hover{background:#27b6ff;transform:translateY(-2px)}.btn.dark{background:var(--navy);color:white}.btn.outline{background:transparent;border-color:#4e6172;color:#fff}.btn.outline:hover{background:#ffffff0d}.btn.light{background:white;border-color:var(--line);color:var(--ink)}.menu-toggle{display:none;border:0;background:var(--light);padding:10px}.icon{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.hero{background:var(--navy);color:white;position:relative;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.03fr 1fr;align-items:center;min-height:668px;gap:30px;padding-top:65px;padding-bottom:52px}.eyebrow{display:block;color:var(--blue-dark);font-weight:700;font-size:12px;letter-spacing:2px;line-height:1.6;margin-bottom:21px}.hero .eyebrow{color:#55c4ff;display:flex;gap:12px;align-items:center}.hero .eyebrow:before{content:'';width:28px;height:2px;background:var(--blue)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,3.8vw,56px);line-height:1.13;letter-spacing:-2px;font-weight:650;margin-bottom:25px}h1 span{color:#46baff}h2{font-size:clamp(29px,3vw,40px);line-height:1.2;letter-spacing:-1.25px;font-weight:650;margin-bottom:19px}h3{font-size:20px;line-height:1.35;letter-spacing:-.4px;font-weight:650;margin-bottom:12px}.hero-copy>p{color:#b8c6d2;max-width:590px;font-size:16px;line-height:1.8;margin-bottom:28px}.actions{display:flex;flex-wrap:wrap;gap:12px}.hero-note{font-size:12px!important;line-height:1.7!important;color:#9cb0c1!important;margin:23px 0 0!important;max-width:500px!important}.hero-art{position:relative;align-self:stretch;display:flex;align-items:center;min-width:0}.hero-art img{width:114%;max-width:none;aspect-ratio:4/3;object-fit:cover;position:relative;margin-left:-5%;border-radius:12px;mask-image:linear-gradient(to right,transparent,black 10%,black 92%,transparent)}.art-label{position:absolute;bottom:9%;left:7%;border-left:2px solid var(--blue);padding-left:15px;font-size:12px;letter-spacing:1.8px;color:#b8cbdb}.art-label strong{display:block;color:white;font-size:14px;letter-spacing:.3px;font-weight:500;margin-bottom:4px}.platforms{border-top:1px solid #ffffff18}.platform-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:82px}.platform-inner>span{font-size:12px;letter-spacing:1.5px;color:#8fa5b9}.platform-list{display:flex;flex-wrap:wrap;gap:27px;color:#cdd9e4;font-size:14px}.platform-list span{display:flex;align-items:center;gap:10px}.platform-list .icon{width:19px;height:19px;color:#6aaed4}.section{padding:100px 0}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:42px}.section-heading>div{max-width:580px}.section-heading>p{max-width:385px;color:var(--muted);margin-bottom:5px}.section-heading h2{margin-bottom:0}.section .eyebrow{margin-bottom:15px}.service-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}.service-card{grid-column:span 2;border:1px solid var(--line);padding:30px;display:flex;flex-direction:column;min-height:315px;border-radius:8px;transition:box-shadow .2s,border-color .2s}.service-card:nth-child(4),.service-card:nth-child(5){grid-column:span 3;min-height:270px}.service-card:hover{border-color:#76c9f5;box-shadow:0 12px 35px #092f5010}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}.icon-box{display:flex;align-items:center;justify-content:center;width:47px;height:47px;border-radius:8px;background:#eaf7ff;color:var(--blue-dark)}.card-number{font-size:12px;color:#8495a3;letter-spacing:1px}.service-card p{font-size:14px;color:var(--muted);margin-bottom:24px}.text-link{font-size:14px;font-weight:700;color:var(--blue-dark);margin-top:auto;align-self:flex-start;padding:4px 0;border-bottom:1px solid #a7dafa}.light-section{background:var(--light)}.unlock-grid{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.unlock-copy p{color:var(--muted)}.check-list{list-style:none;padding:0;margin:27px 0}.check-list li{display:flex;gap:12px;align-items:center;margin:12px 0;font-size:14px}.check-list .icon{color:var(--blue-dark);width:18px;height:18px}.os-visual{background:var(--navy);padding:48px 36px;border-radius:10px;color:#fff}.os-heading{font-size:12px;letter-spacing:1.8px;color:#94afc4;text-transform:uppercase}.os-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:35px 0}.os-panel{background:#112a40;border:1px solid #28475e;text-align:center;padding:28px 8px;border-radius:8px}.os-panel .icon{height:37px;width:37px;color:#6bc5ff;margin-bottom:15px}.os-panel strong{display:block;font-size:16px}.os-panel small{color:#99b0c2;font-size:12px}.os-visual>p{font-size:14px;line-height:1.8;color:#afc2d2;margin-bottom:0}.difference{margin-top:25px;padding-top:24px;border-top:1px solid #d4dfe7;font-size:14px!important}.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:25px;margin-top:50px}.step .num{width:45px;height:45px;display:flex;align-items:center;justify-content:center;background:#ebf7ff;color:#0079bd;border:1px solid #c6e8fb;border-radius:50%;font-size:14px;font-weight:700;margin-bottom:27px;position:relative}.step{position:relative}.step:not(:last-child):after{content:'';height:1px;background:#d7e4ed;position:absolute;top:22px;left:58px;right:0}.step h3{font-size:17px}.step p{font-size:14px;color:var(--muted)}.about{background:var(--navy);color:white}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px}.about .eyebrow{color:#5ec4ff}.about p{color:#afc1d0}.about .motto{letter-spacing:2px;font-size:12px;color:#70cfff;margin-top:30px}.policy-row{border-bottom:1px solid #ffffff22;padding:17px 0}.policy-row summary{font-weight:600;font-size:16px;cursor:pointer}.policy-row p{font-size:14px;margin:16px 0 0}.policy-note{font-size:13px;margin-bottom:13px}.audience-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.audience{border-left:2px solid #d5e8f4;padding:8px 20px}.audience .icon{color:var(--blue-dark);margin-bottom:20px}.audience h3{font-size:17px;max-width:200px;margin:0}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:95px}.faq-intro p{color:var(--muted)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list details:first-child{border-top:1px solid var(--line)}.faq-list summary{display:flex;justify-content:space-between;align-items:center;gap:20px;list-style:none;cursor:pointer;padding:22px 0;font-size:16px;font-weight:600}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:'+';font-weight:400;font-size:25px;color:var(--blue-dark)}.faq-list details[open] summary:after{content:'−'}.faq-list details p{color:var(--muted);font-size:14px;max-width:560px;padding:0 24px 8px 0}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.contact-copy>p{color:var(--muted)}.contact-note{display:flex;gap:15px;padding:24px;border:1px solid var(--line);border-radius:7px;margin-top:35px;background:#fff}.contact-note .icon{color:var(--blue-dark)}.contact-note p{font-size:14px;margin:0;color:var(--muted)}.contact-note strong{display:block;color:var(--ink);margin-bottom:5px}.contact-form{background:white;border:1px solid var(--line);border-radius:9px;padding:35px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:14px;font-weight:600}.optional{font-weight:400;color:#788795;font-size:12px}input,select,textarea{width:100%;border:1px solid #cfdae3;border-radius:4px;background:white;padding:11px 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h3{font-size:14px;color:#fff;margin-bottom:20px}.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px}.footer-contact{display:flex;flex-direction:column;gap:9px;font-size:13px;overflow-wrap:anywhere}.footer-bottom{border-top:1px solid #ffffff19;padding-top:23px;font-size:12px;display:flex;justify-content:space-between;gap:25px}.footer-bottom div{display:flex;gap:25px}.footer-bottom button{background:none;border:0;color:inherit;font-size:12px;padding:0}.floating-wa{position:fixed;right:24px;bottom:24px;z-index:25;border:1px solid #57baed;background:var(--blue-dark);color:white;border-radius:50%;width:54px;height:54px;display:grid;place-items:center;box-shadow:0 5px 18px #05152330}.floating-wa .icon{width:25px;height:25px}dialog{border:1px solid var(--line);border-radius:10px;width:min(520px,calc(100% - 32px));max-height:85vh;padding:30px;color:var(--ink);box-shadow:0 25px 100px #00162933}dialog::backdrop{background:#031a2ab8}dialog h2{font-size:25px;padding-right:30px}dialog p{font-size:14px;color:var(--muted)}.dialog-close{position:absolute;top:12px;right:15px;border:0;background:#eef4f8;color:var(--ink);font-size:23px;width:34px;height:34px;border-radius:4px}.summary-text{white-space:pre-wrap;background:var(--light);border:1px solid var(--line);padding:16px;font:13px/1.7 Inter,Arial,sans-serif;max-height:240px;overflow:auto}.dialog-actions{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap}body.modal-open{overflow:hidden}@media(min-width:1440px){.hero-grid{min-height:700px}}@media(max-width:1100px){.container{width:calc(100% - 48px)}nav{gap:17px}.logo{width:215px}nav a{font-size:13px}.header-inner{gap:15px}.header-inner nav .btn{padding:12px 14px}h1{font-size:44px}.hero-grid{gap:10px}.unlock-grid,.about-grid,.faq-grid,.contact-grid{gap:40px}.platform-list{gap:16px}.service-card{padding:24px}.section{padding:80px 0}}@media(max-width:850px){.menu-toggle{display:flex}.header-inner{height:80px}.header-inner .logo{width:232px;height:60px}nav{display:none;position:absolute;top:80px;left:0;right:0;background:white;padding:25px;border-bottom:1px solid var(--line);box-shadow:0 20px 25px #09273a15}nav.open{display:flex;flex-direction:column;align-items:stretch}nav a{font-size:16px;padding:8px}.hero-grid{grid-template-columns:1fr 1fr;padding-top:50px;padding-bottom:40px;min-height:610px}h1{font-size:38px;letter-spacing:-1.5px}.hero-copy>p{font-size:14px}.hero-art img{width:130%;margin-left:-8%}.art-label{left:7%;bottom:18%;font-size:10px}.art-label strong{font-size:12px}.platform-inner{flex-direction:column;align-items:flex-start;padding:22px 0;gap:12px}.platform-list{gap:22px}.service-card{grid-column:span 3!important}.service-card:last-child{grid-column:span 6!important}.section-heading{gap:25px}.section-heading>p{font-size:14px;max-width:300px}.timeline{gap:15px}.step h3{font-size:15px}.step p{font-size:13px}.os-visual{padding:30px 20px}.os-grid{gap:7px}.os-panel strong{font-size:14px}.audience-grid{gap:10px}.audience{padding:6px 15px}.audience h3{font-size:15px}.footer-grid{gap:30px}.contact-form{padding:25px}.fields{gap:16px}.field{grid-column:1/-1}}
@media(max-width:640px){.container{width:calc(100% - 40px)}.hero-grid{grid-template-columns:1fr;gap:0;padding-top:42px;padding-bottom:20px}.hero-copy{position:relative;z-index:2}h1{font-size:40px;line-height:1.13;letter-spacing:-1.5px}.hero .eyebrow{font-size:10px;letter-spacing:1.7px}.hero-copy>p{font-size:15px}.hero-art{min-height:285px;margin:2px -10px 0}.hero-art img{width:100%;margin:0;max-height:370px;object-fit:cover}.art-label{bottom:12%;left:7%}.hero-note{font-size:12px!important}.actions{gap:10px}.actions .btn{padding:12px 15px;font-size:13px}.platform-list{gap:16px 22px;font-size:12px}.platform-inner{padding:23px 0}.platform-inner>span{font-size:10px}.section{padding:62px 0}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin:18px 0 0;max-width:none;font-size:15px}h2{font-size:30px;letter-spacing:-.9px}.service-grid{display:block}.service-card{margin-bottom:15px;padding:25px;min-height:0!important}.card-top{margin-bottom:22px}.service-card p{font-size:14px}.unlock-grid,.about-grid,.faq-grid,.contact-grid{grid-template-columns:1fr;gap:32px}.os-visual{padding:30px 22px}.os-panel strong{font-size:15px}.timeline{grid-template-columns:1fr;margin-top:30px;gap:0}.step{padding:0 0 28px 66px;min-height:125px}.step .num{position:absolute;left:0;top:0;margin:0}.step:not(:last-child):after{width:1px;height:auto;left:22px;top:55px;bottom:10px;right:auto}.step h3{font-size:17px;padding-top:8px}.step p{font-size:14px;margin-bottom:0}.step:last-child{padding-bottom:0;min-height:90px}.about-grid{gap:22px}.audience-grid{grid-template-columns:1fr 1fr;gap:30px 12px}.audience h3{font-size:15px}.faq-grid{gap:20px}.faq-list summary{font-size:15px;padding:20px 0}.contact-form{padding:24px 20px}.contact-note{margin-top:23px;padding:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}.footer-contact{font-size:12px}.footer-bottom{flex-direction:column;padding-bottom:40px;gap:15px}.floating-wa{width:48px;height:48px;right:16px;bottom:16px}.footer{padding-top:40px}.checkbox{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
.service-card p,.step p,.faq-list details p,.os-visual>p,.policy-row p,.contact-note p{font-size:16px}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}.language-switch{display:flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:5px;background:var(--light)}.language-switch button{border:0;border-radius:3px;background:transparent;color:var(--muted);padding:7px 9px;min-height:35px;font-size:12px;font-weight:700}.language-switch button[aria-pressed=true]{background:var(--navy);color:#fff}.language-switch button:hover{background:#daeaf5;color:var(--ink)}.language-switch button[aria-pressed=true]:hover{background:#143951;color:#fff}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:851px){.header-inner{gap:18px}.header-inner>.logo,.header-inner>a .logo{width:230px}nav{gap:20px}nav a{font-size:13px}nav .btn{padding:12px 15px}html[lang=en] nav{gap:16px}}
@media(min-width:851px) and (max-width:1100px){.header-inner>a .logo{width:180px}nav{gap:12px}html[lang=en] nav{gap:12px}nav a{font-size:12px}.header-inner{gap:12px}}
@media(max-width:640px){.header-inner{gap:8px}.header-inner>a .logo{width:190px;height:60px}.header-actions{gap:7px}.language-switch button{padding:7px;min-height:34px}.menu-toggle{padding:7px}.menu-toggle .icon{width:21px}.header-inner{height:80px}}
@media(max-width:380px){.header-inner>a .logo{width:155px}.container{width:calc(100% - 32px)}}
.service-product{margin:0 0 25px}.service-product-image{height:220px;aspect-ratio:auto;background:#071626;border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center}.service-product-image img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.service-product figcaption{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:13px;font-size:13px;line-height:1.5;font-weight:650;letter-spacing:.6px;color:var(--blue-dark)}.service-product .card-number{font-weight:400}
@media(max-width:850px) and (min-width:641px){.service-card:nth-child(-n+3){grid-column:span 6!important}}
@media(max-width:640px){.service-product{margin-bottom:23px}}
@media(max-width:850px) and (min-width:641px){.service-card:nth-child(n+4){grid-column:span 3!important}}
.service-product-image.service-product-cutout{background:#f2f6f9;padding:12px;border:1px solid #e5edf3}

.service-product-image.service-product-vehicle{background:#f7f7f7;padding:12px;border:1px solid #e5edf3}

.service-product-image.service-product-mobile{background:#f7f7f7;padding:12px;border:1px solid #e5edf3}

.footer-contact{font-size:14px;gap:14px}.footer-contact address{font-style:normal;line-height:1.75}.footer-contact strong{font-weight:600;color:#e0eaf1}.footer-contact a:hover{color:#70cfff;text-decoration:underline;text-underline-offset:4px}.footer-grid>div{min-width:0}.footer-location{margin:0 0 34px;border:1px solid #ffffff24;border-radius:8px;overflow:hidden}.footer-location-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px 24px;background:#102537}.footer-location-heading h3{font-size:18px;margin:0 0 5px}.footer-location-heading p{max-width:none;margin:0;font-size:14px}.footer-location-heading .btn{flex-shrink:0}.footer-map{display:block;border:0;width:100%;height:300px;background:#e8edf1}.footer-map:focus-visible{outline:3px solid #70cfff;outline-offset:-3px}
@media(max-width:850px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:640px){.footer-location-heading{align-items:flex-start;flex-direction:column;padding:20px;gap:16px}.footer-map{height:260px}.footer-contact{font-size:14px}}
@media(max-width:420px){.footer-grid{grid-template-columns:1fr}}

/* Chinese reading rhythm and room for the three-language selector. */
html[lang="zh-CN"] body{font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif}
html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:0;line-height:1.4}
html[lang="zh-CN"] .eyebrow,html[lang="zh-CN"] .art-label{letter-spacing:.08em}
html[lang="zh-CN"] .hero-copy>p{line-height:1.9}
html[lang="zh-CN"] .language-switch{letter-spacing:0}
@media(min-width:851px) and (max-width:1100px){.header-inner>a .logo{width:155px}nav,html[lang=en] nav{gap:10px}.header-actions{gap:8px}}
@media(max-width:420px){.header-inner>a .logo{width:140px}.header-actions{gap:5px}.language-switch button{padding:7px 6px}.menu-toggle{padding:6px}.header-inner{gap:6px}}
@media(min-width:851px) and (max-width:960px){.menu-toggle{display:flex}.header-inner{height:80px}.header-inner>a .logo{width:215px;height:60px}nav{display:none;position:absolute;top:80px;left:0;right:0;background:white;padding:25px;border-bottom:1px solid var(--line);box-shadow:0 20px 25px #09273a15}nav.open{display:flex;flex-direction:column;align-items:stretch}nav a{font-size:16px;padding:8px}}

.policy-page{max-width:850px;line-height:1.8}.policy-page h1{font-size:clamp(2rem,5vw,3.2rem);margin:32px 0 16px}.form-policy-links{font-size:.875rem}.form-policy-links a{text-decoration:underline}

.measurement-choice{position:fixed;z-index:50;bottom:20px;left:20px;right:20px;max-width:660px;background:#fff;color:#071a2c;padding:20px;border:1px solid #ccd6df;border-radius:12px;box-shadow:0 8px 32px #0003}.measurement-choice[hidden]{display:none}.measurement-choice p{margin:0 0 12px}.measurement-choice a{display:block;margin-bottom:12px;text-decoration:underline}.measurement-choice button{margin-right:12px}.measurement-settings{background:transparent;color:inherit;border:0;text-decoration:underline;cursor:pointer;padding:12px}