@import url('fonts.css');
@font-face{font-family:ProposalSora;src:url('assets/sora.woff2') format('woff2');font-display:swap}
:root{--navy:#0b233d;--blue:#245de6;--muted:#647383;--line:#dbe1e7;--soft:#f3f5f7;--white:#fff;--max:1240px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;color:var(--navy);font-family:ProposalSora,"Noto Sans SC","Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased;font-size:17px;line-height:1.65}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}img{display:block;max-width:100%}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:5px}.wrap{width:min(var(--max),calc(100% - 80px));margin-inline:auto}.utility{background:var(--navy);color:#c4d2df;font-size:13px;letter-spacing:.07em}.utility .wrap{display:flex;justify-content:space-between;align-items:center;height:32px}.header{background:#ffffffef;backdrop-filter:blur(16px);position:sticky;top:0;z-index:10;border-bottom:1px solid #e5e9ed}.nav-wrap{height:91px;display:flex;align-items:center;justify-content:space-between;gap:45px}.brand{width:325px;flex-shrink:0}.header nav{display:flex;align-items:center;gap:32px;font-size:16px}.header nav>a{padding:10px 0;white-space:nowrap}.header nav>a:hover{color:var(--blue)}.header nav>.nav-inquiry{padding:12px 19px;background:var(--navy);color:#fff;display:flex;gap:26px}.menu-button{display:none;background:none;border:0}.hero{display:grid;grid-template-columns:1fr 1.05fr;gap:30px;align-items:center;padding-block:50px 48px}.hero-copy{padding:28px 0}.eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:600;letter-spacing:.14em;margin:0 0 27px;color:var(--muted)}.eyebrow i{width:5px;height:5px;display:block;background:var(--blue)}h1{font-size:clamp(46px,4.65vw,70px);font-weight:700;line-height:1.24;letter-spacing:-.035em;margin:0 0 27px}h1>span{color:var(--blue)}.hero-description{font-size:19px;color:var(--muted);line-height:1.9;margin:0 0 33px}.hero-actions{display:flex;gap:28px;align-items:center}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:38px;min-height:52px;padding:14px 22px;font-size:16px;font-weight:600;transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.button-blue{background:var(--blue);color:white}.button-blue:hover{background:#164bc8}.button-dark{background:var(--navy);color:white}.text-link{display:inline-flex;align-items:center;gap:24px;font-size:15px;border-bottom:1px solid var(--line);padding:8px 0}.text-link:hover{color:var(--blue)}.hero-meta{display:flex;align-items:center;gap:13px;color:#74818e;font-size:13px;margin-top:55px}.hero-meta b{width:3px;height:3px;background:#b3bec9;border-radius:50%}.hero-visual{height:545px;position:relative;background:#c9d9e4;overflow:hidden}.hero-visual>img{width:100%;height:100%;object-fit:cover;object-position:58% center}.image-index{position:absolute;inset:21px 22px auto;display:flex;justify-content:space-between;color:#0a3456;font-size:11px;letter-spacing:.12em}.plus{font-size:21px;line-height:1}.image-caption{position:absolute;bottom:0;left:0;padding:19px 24px;background:var(--navy);color:white;width:77%}.image-caption>span{display:block;font-size:19px;font-weight:500;letter-spacing:.08em}.image-caption>small{font-size:11px;letter-spacing:.16em;color:#9fb5ca}.service-strip{display:grid;grid-template-columns:repeat(4,1fr);padding-block:23px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.service-strip>div{display:flex;gap:14px;justify-content:center;align-items:center;font-size:15px;border-right:1px solid var(--line)}.service-strip>div:last-child{border:0}.service-symbol{font-size:25px;color:var(--blue);font-weight:400}.section{padding-block:100px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:40px}.section-heading .eyebrow{margin-bottom:17px}h2{font-size:clamp(30px,3.1vw,43px);letter-spacing:-.035em;line-height:1.35;font-weight:600;margin:0}.section-description{font-size:16px;color:var(--muted);line-height:1.9;max-width:390px;margin:0 0 4px}.tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);margin-bottom:30px}.tabs>button{padding:17px 16px 17px 0;color:#6c7885;background:white;border:0;border-bottom:2px solid transparent;display:flex;justify-content:space-between;align-items:center;text-align:left;font-size:16px;margin-bottom:-1px;transition:color .2s}.tabs>button+button{padding-left:20px}.tabs>button>span{font-size:12px;color:#9ba8b4}.tabs>button[aria-selected=true]{color:var(--blue);border-bottom-color:var(--blue);font-weight:600}.category-content{display:grid;grid-template-columns:1fr 1.12fr;gap:54px;align-items:center;min-height:400px;animation:show .25s ease}.product-image{position:relative;background:var(--soft);min-height:390px;padding:26px;display:grid;place-items:center}.product-image>img{width:100%;height:310px;object-fit:contain;mix-blend-mode:multiply}.product-image>.image-label{position:absolute;left:22px;top:18px;font-size:11px;letter-spacing:.13em;color:var(--muted)}.product-image>.vertical-label{position:absolute;right:18px;bottom:20px;font-size:12px;writing-mode:vertical-rl;letter-spacing:.13em;color:#91a0ae}.category-copy .eyebrow{margin-bottom:12px}.category-copy h3{font-size:28px;font-weight:600;margin:0 0 13px;letter-spacing:-.02em}.category-copy>p{font-size:16px;color:var(--muted);line-height:1.9;margin:0 0 24px}.model-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 22px;margin-bottom:24px}.model-grid button{display:flex;justify-content:space-between;align-items:center;background:none;border:0;border-bottom:1px solid var(--line);padding:12px 0;text-align:left;color:var(--navy);font-size:16px}.model-grid button:hover{color:var(--blue)}.model-grid button small{display:block;color:var(--muted);font-size:12px;font-weight:400;margin-top:3px}.model-grid button strong{font-weight:600}.model-grid button>span{color:var(--muted)}.product-block-link{font-size:14px;color:var(--blue)}.category-symbol{font-size:100px;line-height:1;color:#1654b1;letter-spacing:-.06em}.category-symbol small{display:block;font-size:19px;text-align:center;letter-spacing:.18em;margin-top:20px}.technology{background:var(--navy);color:white;padding-block:80px}.technology-inner{display:grid;grid-template-columns:1fr 1fr;gap:90px}.eyebrow.light{color:#8eabc6}.technology-copy h2{margin:0 0 26px}.technology-copy>p:not(.eyebrow){font-size:16px;color:#a9bccd;line-height:1.9}.light-link{color:white;border-color:#ffffff40;margin-top:24px}.light-link:hover{color:#8bb6ff}.technology-list>a{display:flex;gap:24px;align-items:center;border-bottom:1px solid #ffffff26;padding:18px 0}.technology-list>a:first-child{padding-top:0}.technology-list>a:last-child{border-bottom:0}.technology-list small{align-self:flex-start;color:#7393b1;font-size:12px;margin-top:7px}.technology-list h3{font-size:21px;font-weight:500;margin:0 0 4px}.technology-list p{color:#8ea8bf;font-size:14px;margin:0}.technology-list>a>span{margin-left:auto;font-size:20px;color:#8ea8bf}.technology-list>a:hover h3{color:#8bb6ff}.certificate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.certificate{border:0;text-align:left;background:none;padding:0;color:inherit}.certificate-image{background:var(--soft);height:270px;padding:28px;overflow:hidden}.certificate-image img{height:100%;width:100%;object-fit:contain;filter:saturate(.6);transition:transform .3s}.certificate:hover img{transform:scale(1.04)}.certificate>div:last-child{position:relative;padding:19px 20px 0 0}.certificate small{color:var(--muted);font-size:12px;letter-spacing:.04em}.certificate h3{font-size:16px;margin:5px 0 0;font-weight:500}.certificate>div>span{position:absolute;right:0;top:25px;font-size:20px}.certificate-note{color:#97a2ad;font-size:12px;margin:24px 0 0}.inquiry{background:#edf2f7;padding-block:70px}.inquiry-inner{display:flex;justify-content:space-between;align-items:center;gap:40px}.inquiry .eyebrow{font-size:11px;margin-bottom:16px}.inquiry h2{font-size:42px}.inquiry p:last-child{font-size:15px;color:var(--muted);margin:20px 0 0}.inquiry .button{min-width:215px}footer{padding-top:55px;background:white}.footer-main{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px}.footer-brand img{width:300px}.footer-brand p{font-size:14px;color:var(--muted);margin-top:20px}.footer-main h3{font-size:14px;margin:0 0 18px;font-weight:600}.footer-main>div>a{display:block;font-size:13px;color:var(--muted);margin:9px 0}.footer-main>div>a:hover{color:var(--blue)}.footer-bottom{display:flex;justify-content:space-between;gap:25px;padding-block:20px;border-top:1px solid var(--line);font-size:12px;color:#8995a0}dialog{padding:0;border:0;max-width:min(820px,calc(100% - 32px));max-height:90vh;width:100%;color:var(--navy)}dialog::backdrop{background:#071726aa;backdrop-filter:blur(5px)}.dialog-close{position:absolute;top:13px;right:17px;border:0;background:#ffffffc9;width:34px;height:34px;border-radius:50%;font-size:26px;z-index:1;line-height:1}.dialog-product{display:grid;grid-template-columns:1fr 1fr;min-height:430px}.dialog-product>.dialog-photo{padding:30px;background:var(--soft);display:grid;place-items:center}.dialog-product img{max-height:330px;object-fit:contain;mix-blend-mode:multiply}.dialog-info{padding:55px 35px 35px}.dialog-info h2{font-size:30px;margin-bottom:16px}.dialog-info p{font-size:15px;color:var(--muted)}.dialog-info ul{list-style:none;padding:0;font-size:15px;line-height:2}.dialog-info .button{font-size:14px;padding-inline:15px;gap:20px;margin-top:15px}.dialog-certificate{padding:45px 35px 25px;text-align:center}.dialog-certificate img{max-height:70vh;margin:auto}.dialog-certificate p{font-size:15px}.brief-body{background:#f3f5f7}.brief-hero{padding-block:65px 40px}.brief-hero h1{font-size:48px;margin-bottom:20px}.brief-hero>p{color:var(--muted);max-width:660px}.brief-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:25px;padding-bottom:60px}.brief-block{background:white;padding:32px}.brief-block h2{font-size:26px;margin:0 0 20px}.brief-block p,.brief-block li{font-size:16px;color:var(--muted);line-height:1.9}.brief-block ul{padding-left:20px}.brief-wide{grid-column:1/-1}.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.swatch>i{height:65px;display:block}.swatch p{font-size:13px;margin:8px 0}.architecture{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}.architecture>div{padding-top:15px;border-top:2px solid var(--line)}.architecture h3{font-size:16px;margin:0 0 8px}.architecture p{font-size:14px}.preview-link{display:flex;align-items:center;justify-content:space-between;padding:25px;background:var(--navy);color:white;font-size:20px;margin-bottom:45px}.preview-link>span{font-size:26px}@keyframes show{from{opacity:.3;transform:translateY(7px)}to{opacity:1;transform:none}}
@media(min-width:1600px){.hero-visual{height:590px}.hero{gap:55px}}@media(max-width:1050px){.wrap{width:calc(100% - 48px)}.brand{width:260px}.header nav{gap:21px;font-size:14px}.header nav>.nav-inquiry{padding:11px 14px;gap:12px}.hero{gap:25px}.hero-visual{height:490px}.hero-actions{gap:20px}.hero-description{font-size:17px}.hero-meta{font-size:12px;gap:8px}.category-content{gap:30px}.technology-inner{gap:50px}.certificate-image{height:240px}.footer-brand img{width:245px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.utility .wrap{height:29px;font-size:11px}.utility .wrap>span:last-child{display:none}.nav-wrap{height:76px}.brand{width:260px;max-width:76%}.menu-button{display:flex;gap:15px;font-size:14px;align-items:center}.menu-button>span{font-size:24px}.header nav{display:none;position:absolute;top:76px;left:0;right:0;background:white;padding:17px 20px 22px;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:6px}.header nav.open{display:flex}.header nav>.nav-inquiry{justify-content:space-between}.hero{grid-template-columns:1fr;padding-block:30px 35px;gap:20px}.hero-copy{padding:15px 0 0}.eyebrow{font-size:11px;letter-spacing:.1em;margin-bottom:22px}h1{font-size:51px;line-height:1.25;margin-bottom:21px}.hero-description{font-size:17px;margin-bottom:26px}.hero-actions{gap:27px}.button{font-size:14px;min-height:47px;padding:12px 17px;gap:23px}.hero-meta{margin-top:30px}.hero-visual{height:350px}.image-index{inset:18px;font-size:11px}.image-caption{padding:14px 18px;width:75%}.image-caption>span{font-size:17px}.image-caption>small{font-size:11px}.service-strip{grid-template-columns:repeat(2,1fr);gap:18px;padding-block:22px}.service-strip>div{font-size:14px}.service-strip>div:nth-child(2){border:0}.service-symbol{font-size:22px}.section{padding-block:62px}.section-heading{display:block;margin-bottom:28px}.section-heading h2{font-size:33px}.section-description{font-size:14px;margin-top:20px}.tabs>button{font-size:13px;padding:13px 6px 13px 0}.tabs>button+button{padding-left:7px}.tabs>button>span{display:none}.category-content{grid-template-columns:1fr;gap:25px}.product-image{min-height:300px;padding:20px}.product-image>img{height:260px}.category-copy h3{font-size:25px}.category-copy>p{font-size:15px}.model-grid{gap:0 20px}.model-grid button{font-size:15px;padding-block:11px}.technology{padding-block:57px}.technology-inner{grid-template-columns:1fr;gap:38px}.technology-copy h2{font-size:32px}.technology-copy>p:not(.eyebrow){font-size:15px}.technology-copy>.light-link{margin-top:12px}.technology-list h3{font-size:19px}.technology-list p{font-size:13px}.technology-list>a{gap:18px}.credentials .section-heading>.text-link{margin-top:17px}.certificate-grid{grid-template-columns:1fr;gap:28px}.certificate-image{height:260px;padding:20px}.certificate>div:last-child{padding-top:12px}.certificate h3{font-size:16px}.certificate-note{font-size:11px}.inquiry{padding-block:50px}.inquiry-inner{display:block}.inquiry h2{font-size:35px}.inquiry .button{margin-top:28px;min-width:210px}.footer-main{grid-template-columns:1fr 1fr;gap:30px;padding-bottom:35px}.footer-brand{grid-column:1/-1}.footer-brand p{margin-bottom:0}.footer-brand img{width:275px}footer{padding-top:37px}.footer-bottom{display:block;font-size:11px;padding-block:17px}.footer-bottom>span{display:block;margin:4px 0}.dialog-product{grid-template-columns:1fr}.dialog-product>.dialog-photo{padding:24px}.dialog-product img{max-height:205px}.dialog-info{padding:25px}.dialog-info h2{font-size:26px}.dialog-certificate{padding:45px 15px 18px}.brief-hero{padding-block:45px 25px}.brief-hero h1{font-size:35px}.brief-grid{grid-template-columns:1fr;gap:18px}.brief-block{padding:24px}.brief-wide{grid-column:auto}.brief-block h2{font-size:23px}.architecture{grid-template-columns:1fr 1fr}.swatches{gap:8px}.swatch>i{height:50px}.swatch p{font-size:11px}.preview-link{font-size:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.menu-button{white-space:nowrap;flex-shrink:0}@media(max-width:760px){.nav-wrap{gap:18px}.brand{width:245px;max-width:72%}.menu-button{gap:10px}}

/* Directional section entrances and calm button feedback, inspired by Sinognss. */
@media (prefers-reduced-motion:no-preference){
  [data-scroll-motion]{--enter-x:0px;--enter-y:32px}
  [data-scroll-motion="left"]{--enter-x:-36px;--enter-y:0px}
  [data-scroll-motion="right"]{--enter-x:36px;--enter-y:0px}
  [data-scroll-motion].motion-waiting{opacity:0;transform:translate(var(--enter-x),var(--enter-y))}
  [data-scroll-motion].motion-arrived{animation:section-arrive .95s cubic-bezier(.22,.61,.36,1) both;animation-delay:var(--enter-delay,0ms)}
  @keyframes section-arrive{from{opacity:0;transform:translate(var(--enter-x),var(--enter-y))}to{opacity:1;transform:translate(0,0)}}
  .button,.header nav>.nav-inquiry{transition:background-color .4s,color .4s,box-shadow .4s;transform:none}
  .button:hover{transform:none}
  .button-blue:hover{background:#123b9d}
  .button-dark:hover,.header nav>.nav-inquiry:hover{background:var(--blue)}
  .button>span,.text-link>span,.model-grid>button>span,.technology-list>a>span:last-child{display:inline-block;transition:transform .4s}
  .button:hover>span,.button:focus-visible>span,.text-link:hover>span,.text-link:focus-visible>span,.model-grid>button:hover>span,.technology-list>a:hover>span:last-child{transform:translateX(5px)}
  .text-link{transition:color .4s,border-color .4s}
  .text-link:hover{border-color:var(--blue)}
  .light-link:hover{color:#fff;border-color:#fff}
  .model-grid>button,.technology-list>a{transition:background-color .4s,border-color .4s,color .4s}
  .model-grid>button:hover{background:#245de60a;border-color:var(--blue)}
  .technology-list>a:hover{background:#ffffff09;border-color:#ffffff70}
  .hero-visual>img,.product-image>img,.certificate-image>img{transition:transform .8s cubic-bezier(.22,.61,.36,1)}
  .hero-visual:hover>img{transform:scale(1.025)}
  .product-image:hover>img,.certificate:hover .certificate-image>img{transform:scale(1.035)}
}
@media(max-width:760px){[data-scroll-motion="left"],[data-scroll-motion="right"]{--enter-x:0px;--enter-y:24px}}

/* Keep the inquiry label readable when the general nav hover color applies. */
.header nav>.nav-inquiry:hover,.header nav>.nav-inquiry:focus-visible{color:#fff}