:root{--ink:#092e3a;--blue:#075d73;--aqua:#3ad1cd;--paper:#f3f7f4;--line:#cedbd8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Noto Sans SC',Arial,sans-serif}a{text-decoration:none;color:inherit}.nav{height:80px;padding:0 5.8vw;display:flex;align-items:center;justify-content:space-between;position:absolute;inset:0 0 auto;z-index:5;color:white}.brand img{width:112px;height:58px;object-fit:contain;mix-blend-mode:screen}.nav nav{display:flex;gap:38px;font-size:14px}.nav nav a{opacity:.82}.nav-contact{font-size:13px;border-bottom:1px solid #82bdc5;padding:6px 0}.nav-contact span{color:var(--aqua);padding-left:8px}.hero{min-height:720px;height:100vh;max-height:920px;background:linear-gradient(115deg,#062f3c 0%,#075163 55%,#0a7984 100%);position:relative;overflow:hidden;color:#fff}.hero-grid{position:absolute;inset:0;opacity:.17;background-image:linear-gradient(rgba(137,225,216,.25) 1px,transparent 1px),linear-gradient(90deg,rgba(137,225,216,.25) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to right,#000,transparent 65%)}.orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb-one{height:700px;width:700px;background:radial-gradient(circle,rgba(64,216,201,.3),transparent 65%);right:7%;top:-180px}.orb-two{height:400px;width:400px;border:1px solid rgba(115,232,224,.2);right:21%;bottom:-230px}.hero-content{position:absolute;left:11.5vw;top:28%;z-index:2}.eyebrow{font:500 11px 'DM Mono',monospace;letter-spacing:1.8px;color:#178d91;margin:0 0 18px}.hero .eyebrow{color:#83d7d2}.hero h1{font-size:clamp(43px,5.6vw,84px);line-height:1.13;letter-spacing:-4px;margin:0;font-weight:600}.hero h1 em,.contact em{font-style:normal;color:#55ded6}.hero-text{font-size:15px;line-height:1.9;max-width:390px;margin:28px 0}.hero-actions{display:flex;gap:22px;align-items:center}.button{font-size:14px;padding:13px 21px;border-radius:2px}.primary{background:#48d7d1;color:#09343f;font-weight:700}.primary span{padding-left:25px}.quiet{border-bottom:1px solid #a0d8d6;padding-left:0;padding-right:0}.hero-visual{position:absolute;right:11vw;bottom:-12px;width:min(34vw,480px);height:75%;display:flex;align-items:flex-end;justify-content:center;z-index:1}.visual-halo{position:absolute;width:95%;height:70%;top:8%;border:1px solid #6dd4ce;border-radius:50%;opacity:.6}.hero-visual img{height:96%;max-width:100%;object-fit:contain;filter:drop-shadow(18px 25px 22px rgba(0,17,28,.38));position:relative}.hero-footer{position:absolute;bottom:30px;left:5.8vw;right:5.8vw;display:flex;gap:13px;align-items:center;font:11px 'DM Mono',monospace;letter-spacing:.7px;color:#b4e1de}.hero-footer b{margin-left:auto;font-weight:400;color:#77bab9}.section{padding:120px 11.5vw}.intro{background:#fff}.intro-copy{display:flex;justify-content:space-between;gap:50px;align-items:end}.intro h2,.section-head h2,.about h2,.solutions h2,.contact h2{font-size:clamp(34px,4vw,60px);line-height:1.22;letter-spacing:-2.5px;margin:0;font-weight:600}.intro h2 span,.about h2 span,.solutions h2 span{color:#158e90}.intro-copy p{max-width:355px;margin:0;line-height:2;color:#50676e;font-size:14px}.metrics{margin-top:78px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr)}.metrics div{padding-top:21px}.metrics strong{display:block;font:500 38px 'DM Mono',monospace;letter-spacing:-2px}.metrics strong span{color:#20a7a4}.metrics span{font-size:12px;color:#708083}.products{background:var(--paper)}.section-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:43px}.section-head>p{font-size:14px;line-height:1.9;color:#617276;margin:0}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.product-card{height:470px;position:relative;overflow:hidden;background:#174854;color:#fff}.product-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}.product-card.software img{object-position:center}.product-card:hover img{transform:scale(1.05)}.card-shade{position:absolute;inset:0;background:linear-gradient(0deg,rgba(1,23,31,.85),transparent 57%)}.product-meta{position:absolute;inset:auto 24px 21px}.product-meta span{font:10px 'DM Mono',monospace;letter-spacing:1px;color:#91d5d1}.product-meta h3{font-size:21px;line-height:1.42;font-weight:500;margin:10px 0 8px}.product-meta button{border:0;border-bottom:1px solid #a4d9d4;padding:4px 0;background:transparent;color:#fff;font:12px 'Noto Sans SC',sans-serif;cursor:pointer}.product-meta b{font-size:16px;margin-left:10px;color:#4ddbd3}.solutions{min-height:630px;background:#093e4b;display:grid;grid-template-columns:1fr 1fr;color:white}.solutions-visual{background:linear-gradient(115deg,rgba(1,34,43,.32),rgba(4,100,109,.1)),url('高温温度记录仪AT-T600/宣传照2.jpg') center/cover}.solutions-content{padding:105px 10vw 80px 8vw}.solutions .eyebrow{color:#73d6d2}.use-list{margin-top:45px;border-top:1px solid rgba(205,244,239,.25)}.use-list div{display:flex;align-items:center;gap:21px;padding:16px 0;border-bottom:1px solid rgba(205,244,239,.25)}.use-list b{font:11px 'DM Mono',monospace;color:#75c8c5}.use-list span{font-size:16px}.use-list i{font-style:normal;margin-left:auto;color:#4edbd4}.about{display:grid;grid-template-columns:1fr 2fr;gap:70px;background:#fff}.about>div p{max-width:520px;margin:28px 0 0;line-height:2;color:#52666c;font-size:14px}.contact{background:#0b303b;color:white;padding:105px 11.5vw 45px}.contact .eyebrow{color:#76d6d0}.contact h2{font-size:clamp(35px,5vw,68px)}.contact>a{display:inline-block;margin:48px 0 58px;color:#50d9d3;font:clamp(26px,3vw,42px) 'DM Mono',monospace;border-bottom:1px solid #41858a}.contact>a span{font:22px 'Noto Sans SC';margin-left:18px}.contact-details{border-top:1px solid #47717a;padding-top:18px;display:flex;justify-content:space-between;font-size:13px;line-height:1.8;color:#a7c3c5}footer{padding:23px 5.8vw;background:#072631;color:#a7c3c5;display:flex;align-items:center;gap:24px;font-size:11px}footer img{width:75px;height:40px;object-fit:contain;mix-blend-mode:screen}footer a{margin-left:auto;font:10px 'DM Mono',monospace}dialog{border:0;padding:0;background:#f7fbfa;color:var(--ink);max-width:min(900px,92vw);width:900px;box-shadow:0 22px 65px rgba(0,0,0,.35)}dialog::backdrop{background:rgba(2,25,33,.78);backdrop-filter:blur(4px)}#dialog-content{display:grid;grid-template-columns:1fr 1fr;min-height:480px}.dialog-image{background:#d9e6e3;padding:30px;display:flex;align-items:center;justify-content:center}.dialog-image img{width:100%;max-height:520px;object-fit:contain}.dialog-copy{padding:70px 50px}.dialog-copy .eyebrow{margin-bottom:22px}.dialog-copy h3{font-size:38px;line-height:1.2;margin:0 0 20px}.dialog-copy p{color:#52666c;font-size:14px;line-height:2}.dialog-close{position:absolute;z-index:2;right:13px;top:9px;border:0;background:transparent;color:var(--ink);font-size:31px;cursor:pointer}@media(max-width:720px){.nav{padding:0 7vw;height:68px}.nav nav{display:none}.hero{min-height:720px}.hero-content{left:7vw;top:17%}.hero h1{letter-spacing:-2px}.hero-visual{right:5vw;width:63vw;height:53%;bottom:-7px;opacity:.72}.hero-footer{left:7vw;right:7vw;bottom:18px}.hero-footer span{display:none}.section{padding:75px 7vw}.intro-copy,.section-head{display:block}.intro-copy p,.section-head>p{margin-top:20px}.metrics{margin-top:45px}.metrics strong{font-size:27px}.product-grid{grid-template-columns:1fr 1fr;gap:9px}.product-card{height:310px}.product-meta{inset:auto 14px 13px}.product-meta h3{font-size:15px}.product-meta span{font-size:8px}.solutions{grid-template-columns:1fr}.solutions-visual{min-height:280px}.solutions-content{padding:70px 7vw}.about{grid-template-columns:1fr;gap:20px}.contact{padding:75px 7vw 35px}.contact-details{gap:25px}.contact-details span:last-child{text-align:right}#dialog-content{grid-template-columns:1fr}.dialog-image{height:310px;padding:22px}.dialog-copy{padding:38px 28px}.dialog-copy h3{font-size:31px}footer{padding:17px 7vw;gap:10px}footer span{display:none}}