:root{--black:#05070a;--paper:#f3f5f6;--blue:#1ab6ff;--cyan:#20e4ce;--muted:#929da9;--line:rgba(255,255,255,.14);--max:1280px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--black);color:#fff;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif}a{color:inherit;text-decoration:none}img{display:block;width:100%}.wrap{width:min(var(--max),calc(100% - 64px));margin:auto}header{position:fixed;z-index:20;top:0;width:100%;height:78px;padding:0 max(32px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:200px 1fr 110px;align-items:center;gap:28px;transition:.3s}header.scrolled{height:66px;background:rgba(3,6,10,.86);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}.brand img{width:160px;height:52px;object-fit:contain;object-position:left center}nav{display:flex;justify-content:center;gap:34px;font-size:14px}nav a{color:#d8dee4}.top-cta{justify-self:end;padding:11px 17px;background:var(--blue);font-size:14px}#menu{display:none}.hero,.safety,.contact{position:relative;min-height:720px;height:100vh;overflow:hidden}.hero>img,.safety>img,.contact>img{height:100%;object-fit:cover}.shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.82),rgba(0,0,0,.08)),linear-gradient(0deg,rgba(0,0,0,.45),transparent)}.hero-copy{position:absolute;left:max(32px,calc((100vw - var(--max))/2));top:50%;transform:translateY(-45%)}.label,.num{font-size:11px;letter-spacing:.22em;color:var(--cyan)}.hero h1{font-size:clamp(64px,8.5vw,132px);line-height:.92;letter-spacing:-.07em;margin:22px 0}.hero h1 b{font-weight:600;color:transparent;-webkit-text-stroke:1px #fff}.hero-copy>p:not(.label){color:#bdc5cd;line-height:1.8;font-size:17px}.actions{display:flex;gap:14px;margin-top:32px}.btn{display:inline-flex;padding:14px 23px;border:1px solid rgba(255,255,255,.45);font-size:14px}.btn.blue{background:linear-gradient(90deg,var(--blue),#1777e5);border:0}.btn.light{background:#fff;color:#05070a;border:0;margin-top:25px}.scroll{position:absolute;bottom:22px;left:50%;font-size:9px;letter-spacing:.2em;color:#929aa3;text-align:center}.scroll span{display:block;width:1px;height:35px;background:linear-gradient(#fff,transparent);margin:8px auto}.intro{min-height:76vh;padding:130px 0;display:grid;grid-template-columns:1fr 3fr}.intro em{font-style:normal;color:var(--cyan);font-size:18px}.intro h2,.heading h2,.technology h2,.ecosystem h2,.about h2{font-size:clamp(46px,6vw,86px);line-height:1.08;letter-spacing:-.055em;margin:22px 0}.intro div>p{max-width:720px;color:var(--muted);line-height:1.9;font-size:18px}.products{padding:125px 0;background:var(--paper);color:#0a0e13}.heading{display:flex;justify-content:space-between;align-items:end;margin-bottom:65px}.heading>p{max-width:430px;color:#66717d;line-height:1.8}.heading .num{color:#1988b3}.heading h2{font-size:clamp(44px,5vw,72px);margin-bottom:0}.featured{position:relative;width:min(var(--max),calc(100% - 64px));height:72vh;min-height:620px;margin:0 auto 30px;overflow:hidden}.featured>img{height:100%;object-fit:cover;transition:1s}.featured:hover>img{transform:scale(1.025)}.card-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.05) 75%)}.featured>div:last-child{position:absolute;top:50%;left:8%;transform:translateY(-50%);color:#fff;max-width:550px}.featured h3{font-size:clamp(46px,5vw,74px);line-height:1.05;margin:18px 0}.featured h4{font-size:20px;margin-bottom:14px}.featured span{display:block;color:#aeb7c0;line-height:1.8}.featured a{display:inline-block;margin-top:28px;padding-bottom:7px;border-bottom:1px solid #fff}.grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.grid article{padding-bottom:34px}.grid img{height:390px;object-fit:cover;transition:.7s}.grid article:hover img{transform:scale(1.02)}.grid small{display:block;margin:22px 0 11px;color:#1988b3;letter-spacing:.13em}.grid h3{font-size:27px;margin:0 0 10px}.grid p{color:#65717c}.safety{height:88vh}.safety-copy{position:absolute;top:50%;left:max(32px,calc((100vw - var(--max))/2));transform:translateY(-50%);max-width:650px}.safety h2,.contact h2{font-size:clamp(50px,6vw,88px);line-height:1.07;letter-spacing:-.055em;margin:18px 0}.safety-copy>p:not(.label),.contact>div>p:not(.label){max-width:600px;color:#b7c0c9;line-height:1.9}.applications,.partners{padding:140px 0}.app-grid{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}.app-grid article{min-height:320px;padding:28px;border-right:1px solid var(--line);transition:.3s}.app-grid article:last-child{border:0}.app-grid article:hover{background:#0d1620;transform:translateY(-7px)}.app-grid b,.tech-list b{font-size:11px;color:var(--cyan)}.app-grid h3{font-size:25px;margin-top:90px}.app-grid p{color:var(--muted);line-height:1.8}.technology{padding:140px 0;background:#eef1f3;color:#090e13}.technology .num{color:#1988b3}.technology h2 span{color:#909aa4}.tech-list{margin-top:90px}.tech-list article{display:grid;grid-template-columns:100px 1fr;padding:35px 0;border-top:1px solid #ccd2d7}.tech-list article:last-child{border-bottom:1px solid #ccd2d7}.tech-list h3{font-size:28px;margin:0 0 8px}.tech-list p{color:#68737e;margin:0}.ecosystem{padding:140px 0}.flow{display:flex;justify-content:space-between;align-items:center;margin:60px 0;padding:42px 0;border-block:1px solid var(--line)}.flow span{font-size:20px}.flow i{color:var(--cyan);font-style:normal}.right-copy{max-width:720px;margin-left:auto;color:var(--muted);line-height:1.9}.partner-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.partner-grid span{min-height:125px;display:grid;place-items:center;border-right:1px solid var(--line);border-bottom:1px solid var(--line);color:#d4d9de;font-size:18px}.partners small{display:block;margin-top:18px;color:#64707c}.about{padding:140px 0;display:grid;grid-template-columns:1fr 3fr 1.3fr;gap:28px}.about h2{font-size:clamp(40px,4.5vw,64px);margin:0}.about>p:last-child{color:var(--muted);line-height:1.9}.contact{height:82vh}.contact>div:last-child{position:absolute;top:50%;left:max(32px,calc((100vw - var(--max))/2));transform:translateY(-50%)}.contact .btn{margin-top:26px}footer{padding:80px 0 30px;display:grid;grid-template-columns:2fr repeat(3,1fr);gap:45px;position:relative}footer img{width:160px;height:55px;object-fit:contain;object-position:left}footer b{font-size:13px;color:#77838f}footer a,footer span{display:block;margin:14px 0;color:#b1bbc5;font-size:13px}footer>small{position:absolute;left:0;bottom:0;color:#56616d}.footer-brand p{color:#87929e}.reveal{opacity:0;transform:translateY(26px);transition:.8s}.reveal.visible{opacity:1;transform:none}
@media(max-width:900px){header{height:66px;padding:0 22px;grid-template-columns:1fr auto}.brand img{width:135px}.top-cta{display:none}#menu{display:grid;gap:7px;background:none;border:0;z-index:4}#menu i{display:block;width:26px;height:1px;background:#fff}nav{display:none;position:fixed;inset:0;background:rgba(2,5,9,.98);padding:120px 34px;flex-direction:column;justify-content:start;gap:28px;font-size:24px}nav.open{display:flex}.wrap{width:calc(100% - 44px)}.hero>img{object-position:43% center}.hero h1{font-size:58px}.hero-copy{left:22px;right:22px}.intro{grid-template-columns:1fr;padding:95px 0;min-height:auto}.intro>div{margin-top:30px}.heading{display:block;margin-bottom:42px}.heading>p{max-width:none}.products{padding:90px 0}.featured{width:calc(100% - 28px);height:680px}.featured>img{object-position:45% center}.card-shade{background:linear-gradient(0deg,rgba(0,0,0,.93),transparent 90%)}.featured>div:last-child{top:auto;bottom:42px;left:28px;right:28px;transform:none}.featured h3{font-size:40px}.grid{grid-template-columns:1fr}.grid img{height:290px}.safety-copy{left:24px;right:24px}.app-grid{grid-template-columns:1fr 1fr}.app-grid article:nth-child(2){border-right:0}.technology{padding:95px 0}.tech-list article{grid-template-columns:48px 1fr}.flow{display:grid;gap:16px}.flow i{transform:rotate(90deg);width:min-content}.partner-grid{grid-template-columns:1fr 1fr}.about{grid-template-columns:1fr}.contact>div:last-child{left:24px;right:24px}footer{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media(max-width:560px){.hero h1{font-size:49px}.actions{flex-direction:column;width:220px}.app-grid{grid-template-columns:1fr}.app-grid article{border-right:0;border-bottom:1px solid var(--line);min-height:250px}.app-grid h3{margin-top:45px}.partner-grid{grid-template-columns:1fr}.contact h2,.safety h2{font-size:47px}footer{grid-template-columns:1fr}footer>small{position:static;grid-column:1/-1}}

/* Brand logo: enlarged for the updated MACHSKiN artwork. */
header{grid-template-columns:400px 1fr 110px}
.brand{width:320px;height:78px;display:flex;align-items:center;overflow:visible}
.brand img{width:290px;height:auto;object-fit:contain;object-position:left center;transform:none}
.footer-brand{overflow:visible}
footer img{width:250px;height:auto;object-fit:contain;object-position:left center;transform:none}
@media(max-width:1100px){header{grid-template-columns:280px 1fr 105px}nav{gap:18px}.brand{width:270px}.brand img{width:255px}}
@media(max-width:900px){header{grid-template-columns:1fr auto}.brand{width:240px;height:66px}.brand img{width:224px}footer img{width:230px}}

/* Five-position horizontal hero carousel */
.hero-carousel{touch-action:pan-y;cursor:grab}
.hero-carousel.dragging{cursor:grabbing}
.hero-track{height:100%;display:flex;transition:transform .72s cubic-bezier(.22,.72,.18,1);will-change:transform}
.hero-slide{position:relative;flex:0 0 100%;height:100%;overflow:hidden}
.hero-slide>img{width:100%;height:100%;object-fit:cover;transform:scale(1.025);transition:transform 1.2s ease}
.hero-slide.active>img{transform:scale(1)}
.hero-slide .hero-copy{opacity:0;transform:translateY(-38%);transition:opacity .5s .22s,transform .65s .18s}
.hero-slide.active .hero-copy{opacity:1;transform:translateY(-45%)}
.partner-card{min-height:170px;padding:24px 18px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:15px;background:#fff;border-right:1px solid #dce1e5;border-bottom:1px solid #dce1e5}
.partner-card img{width:96px;height:96px;object-fit:contain}
.partner-card span{min-height:0;border:0;color:#202a34;font-size:15px;text-align:center}
.partner-more strong{height:96px;display:grid;place-items:center;color:#202a34;font-size:46px;font-weight:400;letter-spacing:.12em;line-height:1}
.partner-more span{font-size:15px;font-weight:400}
.partner-card.placeholder{position:relative}
.partner-card.placeholder:after{content:"标识待替换";position:absolute;right:8px;top:8px;padding:4px 7px;background:#eef2f5;color:#7b8791;font-size:9px;letter-spacing:.08em}

/* Monochrome typography and controls */
:root{--blue:#fff;--cyan:#b8c0c7}
.top-cta{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.55)}
.btn.blue{background:#fff;color:#05070a;border-color:#fff}
.top-cta{transition:background-color .25s ease,color .25s ease,box-shadow .25s ease}
.top-cta:hover,.top-cta:focus-visible{background:#1ab6ff;color:#fff;box-shadow:0 0 24px rgba(26,182,255,.35)}
.label,.num,.heading .num,.technology .num,.grid small,.app-grid b,.tech-list b,.intro em,.flow i{color:#b8c0c7}
.app-grid b,.tech-list b{font-size:17px;font-weight:600;letter-spacing:.08em}
.hero-pagination button.active{color:#fff}
.hero-pagination button.active:after{background:#fff}
.hero-arrow{position:absolute;z-index:5;top:50%;width:52px;height:52px;border:1px solid rgba(255,255,255,.35);border-radius:50%;background:rgba(0,0,0,.24);backdrop-filter:blur(8px);color:#fff;font-size:22px;cursor:pointer;transition:.25s}
.hero-arrow:hover{background:#fff;color:#05070a}
.hero-arrow.prev{left:28px}.hero-arrow.next{right:28px}
.hero-pagination{position:absolute;z-index:5;right:max(32px,calc((100vw - var(--max))/2));bottom:40px;display:flex;gap:8px}
.hero-pagination button{position:relative;width:48px;padding:9px 0;border:0;border-top:1px solid rgba(255,255,255,.3);background:transparent;color:#7e8994;font-size:11px;text-align:left;cursor:pointer;transition:.3s}
.hero-pagination button.active{width:78px;border-color:var(--cyan);color:#fff}
.hero-pagination button:after{content:"";position:absolute;left:0;top:-1px;width:0;height:2px;background:#fff}
.hero-pagination button.active:after{animation:hero-progress 5s linear forwards}
@keyframes hero-progress{to{width:100%}}
@media(prefers-reduced-motion:reduce){.hero-track,.hero-slide>img,.hero-slide .hero-copy{transition:none}.hero-pagination button.active:after{animation:none;width:100%}}
@media(max-width:900px){.hero-arrow{top:auto;bottom:88px;width:44px;height:44px}.hero-arrow.prev{left:22px}.hero-arrow.next{left:76px;right:auto}.hero-pagination{right:22px;bottom:92px}.hero-pagination button{width:26px;font-size:0}.hero-pagination button.active{width:44px}.hero-slide .hero-copy{top:46%}}
@media(max-width:560px){.hero-arrow{display:none}.hero-pagination{left:22px;right:22px;bottom:77px}.hero-pagination button{flex:1}.hero-pagination button.active{width:auto}.hero-slide .hero-copy{top:44%}}
footer{column-gap:45px;row-gap:0}
footer>small{position:static;grid-column:1/-1;display:block;margin-top:6px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:#56616d}
.footer-legal{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}
.footer-legal>span{justify-self:start;margin:0}
.footer-legal>a{grid-column:2;justify-self:center;margin:0;color:#78838e;transition:color .25s}
.footer-legal>a:hover{color:#fff}
@media(max-width:560px){.footer-legal{grid-template-columns:1fr;gap:10px;text-align:center}.footer-legal>span,.footer-legal>a{grid-column:1;justify-self:center;margin:0}}