:root{--ink:#142e47;--blue:#154e82;--red:#bd1d30;--muted:#617486;--line:#d8e1e7;--paper:#f2f5f7}*{box-sizing:border-box}body{margin:0;background:white;color:var(--ink);font:16px/1.7 "Microsoft YaHei UI","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img{display:block;max-width:100%;height:auto}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35}h1{font-size:clamp(32px,3.4vw,50px);font-weight:600;letter-spacing:-1px}h2{font-size:30px;font-weight:600}h3{font-size:23px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #cf2a40;outline-offset:5px}[hidden]{display:none!important}.skip{position:absolute;top:-80px;background:#fff;padding:15px;z-index:100}.skip:focus{top:0}header{position:relative;z-index:30;background:#fff}.utility{display:flex;justify-content:space-between;padding:10px 4.5%;background:#edf2f5;color:#51687c;font-size:12px}.utility div{display:flex;gap:28px}.nav-shell{padding:14px 4.5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);position:relative}.logo img{width:107px;height:62px;object-fit:contain}nav{display:flex;gap:37px;align-items:center}nav>a,.product-nav>a{padding:15px 0}nav [aria-current="page"]{color:var(--blue);box-shadow:0 2px var(--red)}.nav-contact{background:var(--blue);color:white;padding:11px 23px}.product-nav{display:flex;align-items:center;gap:6px}.mega-toggle{background:transparent;border:0;padding:10px;color:var(--blue)}.mega{position:absolute;top:100%;left:4.5%;right:4.5%;padding:32px 40px;background:#fff;border-top:3px solid var(--blue);box-shadow:0 20px 40px #1233;display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.mega>div{display:flex;flex-direction:column;gap:12px}.mega a{font-size:15px}.mega .mega-title{font-size:23px;margin-bottom:12px}.mega .mega-all{grid-column:1/-1;border-top:1px solid var(--line);padding-top:18px;color:var(--blue)}.menu-toggle{display:none}.home-hero{position:relative;min-height:380px;display:flex;align-items:center;color:white;background:#103350;isolation:isolate;overflow:hidden}.home-hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 54%;z-index:-2}.home-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#052039e8,#08283d8c 60%,#08283d20);z-index:-1}.hero-copy{padding:45px 5%;max-width:920px}.overline{font-size:13px;letter-spacing:1.5px;color:var(--blue);margin-bottom:14px}.hero-copy .overline{color:#c4d8e8}.hero-copy>p:not(.overline){margin:20px 0 26px;color:#d7e4ee}.button{display:inline-block;border:1px solid var(--blue);padding:12px 24px;background:var(--blue);color:white;cursor:pointer;font-size:15px;transition:background .2s}.button:hover{background:#103c65}.button.white{background:white;color:var(--ink);border-color:white}.button.white:hover{background:#e9f2f9}.home-lines{padding:52px 4.5% 62px}.section-title{display:flex;justify-content:space-between;gap:25px;align-items:flex-end;margin-bottom:30px}.section-title h2{font-size:32px}.underlined{border-bottom:1px solid var(--blue);padding-bottom:4px;color:var(--blue);font-size:15px}.line-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.line-card{position:relative;height:460px;overflow:hidden;border-radius:20px;background:#748592;isolation:isolate}.line-card>img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease;z-index:-2;position:absolute;inset:0}.line-card[data-line="condensing"]>img,.line-card[data-line="ice-storage"]>img{object-fit:contain;padding:25px 12px 90px;background:#c9d2d9;mix-blend-mode:multiply}.line-card:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,#082036f5 0%,#082036a6 22%,#09284000 75%);transition:background .4s}.card-toggle{position:absolute;top:20px;right:20px;width:40px;height:40px;display:grid;place-items:center;border:1px solid #ffffff8c;color:white;background:#153c65aa;border-radius:50%;font-size:24px;z-index:3}.card-content{position:absolute;bottom:0;left:0;right:0;padding:0 30px 28px;color:white;transform:translateY(calc(100% - 107px));transition:transform .48s cubic-bezier(.22,.7,.2,1)}.card-content h2{font-size:31px;line-height:1.35;margin-bottom:22px}.card-content h2 span{display:block;font-size:13px;line-height:1.7;color:#d1dfe9;font-weight:400;margin-top:7px}.card-detail{visibility:hidden;opacity:0;transition:opacity .35s,visibility .35s}.card-detail p{font-size:15px;line-height:1.75;color:#e0eaf2;margin-bottom:18px}.card-links{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}.card-links a{font-size:16px;border-bottom:1px solid #ffffff35;padding-bottom:6px;align-self:flex-start}.card-links a:hover{border-bottom-color:white}.card-cta{display:inline-block;border:1px solid #a0c3e0;border-radius:30px;padding:9px 20px;font-size:14px}.line-card.expanded:after,.line-card:has(.card-content :focus-visible):after{background:linear-gradient(0deg,#092640 10%,#102e4ae8 72%,#183c5966)}.line-card.expanded .card-content,.line-card:has(.card-content :focus-visible) .card-content{transform:translateY(0)}.line-card.expanded .card-detail,.line-card:has(.card-content :focus-visible) .card-detail{visibility:visible;opacity:1}.line-card.expanded>img,.line-card:has(.card-content :focus-visible)>img{transform:scale(1.035)}@media(hover:hover) and (pointer:fine){.line-card:hover:after{background:linear-gradient(0deg,#092640 10%,#102e4ae8 72%,#183c5966)}.line-card:hover .card-content{transform:translateY(0)}.line-card:hover .card-detail{visibility:visible;opacity:1}.line-card:hover>img{transform:scale(1.035)}}.quick-access{background:var(--paper);padding:42px 4.5%;display:grid;grid-template-columns:1fr 1.8fr;gap:6%}.quick-access h2{font-size:28px}.quick-links{display:grid;grid-template-columns:1fr 1fr;gap:25px 40px}.quick-links>a{border-bottom:1px solid #bdcdd9;padding-bottom:20px}.quick-links span{font-size:20px}.quick-links p{font-size:14px;color:var(--muted);margin-top:8px}.quick-links>a:hover span{color:var(--blue)}footer{background:#123650;color:#c8d7e3;padding:32px 4.5% 22px}.footer-top,.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer-brand{font-size:24px;letter-spacing:1px;color:white}.footer-top>div{display:flex;gap:25px;font-size:14px}.footer-bottom{border-top:1px solid #ffffff24;padding-top:20px;margin-top:28px;font-size:12px}.page-intro{padding:28px 5% 42px;background:var(--paper)}.crumb{font-size:13px;color:#667f92;margin-bottom:25px}.page-intro h1{font-size:40px}.page-intro>p{color:var(--muted);margin-top:16px;max-width:900px}.content{padding:45px 5% 70px}.filters{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}.filters button{background:white;color:var(--ink);border:1px solid #b8cbd9;padding:9px 25px;border-radius:24px}.filters [aria-pressed="true"]{background:var(--blue);color:white;border-color:var(--blue)}.result-count{font-size:14px;color:var(--muted);margin-bottom:28px}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.product-tile{display:block;border:1px solid var(--line);transition:border-color .2s,box-shadow .2s}.product-tile:hover{border-color:#7397b3;box-shadow:0 8px 25px #18395610}.tile-image{height:230px;padding:25px;background:#eef2f5;overflow:hidden}.tile-image img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;transition:transform .4s}.product-tile:hover img{transform:scale(1.04)}.tile-copy{padding:25px}.tile-copy>span{font-size:12px;color:var(--muted)}.tile-copy h3{font-size:22px;margin:8px 0 12px}.tile-copy p{font-size:15px;color:var(--muted)}.tile-copy b{font-size:14px;font-weight:400;color:var(--blue);display:block;margin-top:20px}.category-layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:40px}.category-layout aside h2{font-size:20px;margin-bottom:20px}.category-layout aside a{display:block;border-bottom:1px solid var(--line);padding:15px 0}.category-layout aside [aria-current]{color:var(--blue);font-weight:bold}.category-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.category-grid .tile-image{height:190px}.category-grid .tile-copy{padding:20px}.inline-support{margin-top:45px;padding:28px;background:var(--paper)}.inline-support h2{font-size:23px}.inline-support p{margin:12px 0 20px;color:var(--muted)}.inline-support a{display:inline-block;margin-right:25px;color:var(--blue);border-bottom:1px solid #9bb2c7}.detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:start}.detail-layout figure{margin:0;background:#edf2f6;padding:35px}.detail-layout figure img{width:100%;height:320px;object-fit:contain;mix-blend-mode:multiply}figcaption{color:var(--muted);font-size:13px;margin-top:25px}.detail-layout h2{font-size:28px}.requirements{padding-left:22px;line-height:2}.note{font-size:14px;color:var(--muted);margin:20px 0}.actions{display:flex;gap:25px;align-items:center;flex-wrap:wrap}.related{padding:35px 5%;background:var(--paper)}.related h2{font-size:24px;margin-bottom:20px}.related>div{display:flex;gap:30px;flex-wrap:wrap}.related a{border-bottom:1px solid var(--line);color:var(--blue)}.industry-directory{display:grid;grid-template-columns:1fr 1fr;gap:0 70px}.industry-directory article{border-top:1px solid #c2d2dd;padding:30px 0 40px}.industry-directory h2{font-size:28px}.industry-directory p{color:var(--muted);margin:16px 0 22px;max-width:560px}.about-layout{display:grid;grid-template-columns:1fr 1fr;gap:6%;align-items:center}.about-layout>img{width:100%;aspect-ratio:1.25;object-fit:cover}.about-layout h2{margin-bottom:20px}.about-layout div>p:not(.overline){color:var(--muted)}.entities{display:flex;flex-wrap:wrap;gap:15px;margin:26px 0}.entities span{border:1px solid var(--line);padding:6px 12px;font-size:14px}.narrow{max-width:1150px;margin:auto}.downloads article{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:30px 0;border-bottom:1px solid var(--line)}.downloads h2{font-size:24px}.downloads p{color:var(--muted);font-size:14px;margin-top:10px}.downloads .button{white-space:nowrap}.contact-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:9%}.contact-layout h2{font-size:25px;margin-bottom:25px}.contact-value{display:block;font-size:22px;color:var(--blue);margin-bottom:14px;overflow-wrap:anywhere}form{background:var(--paper);padding:30px}form label{display:block;font-size:14px;margin:18px 0}input,select,textarea{width:100%;display:block;border:1px solid #b7c8d5;background:white;padding:12px;margin-top:6px;border-radius:0;color:var(--ink)}textarea{resize:vertical}#form-status{font-size:14px;color:var(--blue);margin-top:20px}.comparison{padding:60px 5%;max-width:1400px;margin:auto}.comparison>p{margin:20px 0;color:var(--muted)}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:40px 0}.compare-grid article{background:var(--paper);padding:35px;border-top:4px solid var(--blue)}.compare-grid h2{margin:20px 0;font-size:28px}.compare-grid p{color:var(--muted);margin-bottom:30px}.comparison>h2{font-size:25px}.comparison li{margin:10px 0}@media(max-width:1050px){nav{gap:20px}.line-card{height:490px}.card-content{padding-left:22px;padding-right:22px}.card-content h2 span{font-size:12px}.category-grid{grid-template-columns:1fr 1fr}.category-layout{grid-template-columns:145px minmax(0,1fr);gap:25px}.quick-access{grid-template-columns:1fr 1.5fr}.quick-access h2{font-size:25px}}@media(max-width:760px){.utility{font-size:11px}.utility>span{display:none}.utility>div{width:100%;justify-content:flex-end;gap:22px}.nav-shell{padding:10px 5%}.logo img{width:90px;height:52px}.menu-toggle{display:block;background:white;border:1px solid #b1c6d7;padding:6px 18px;color:var(--ink)}nav{display:none;position:absolute;left:0;right:0;top:100%;background:white;padding:18px 5% 28px;box-shadow:0 15px 30px #17334a20;align-items:stretch;gap:8px}nav.open{display:flex;flex-direction:column}.product-nav{justify-content:space-between;flex-wrap:wrap}.product-nav>a{flex:1}.mega{position:static;width:100%;box-shadow:none;display:grid;grid-template-columns:1fr;padding:20px;gap:24px}.mega-toggle{padding:10px 20px}.home-hero{min-height:330px}.hero-copy{padding:38px 6%}.hero-copy h1{font-size:33px}.hero-copy>p:not(.overline){max-width:300px;font-size:15px}.home-hero>img{object-position:60% center}.home-lines{padding:35px 6% 42px}.section-title{align-items:flex-start;flex-direction:column;gap:18px}.section-title h2{font-size:28px}.line-grid{grid-template-columns:1fr;gap:22px}.line-card{height:440px}.card-content{padding-left:26px;padding-right:26px;transform:translateY(calc(100% - 108px))}.card-content h2 span{font-size:13px}.quick-access{padding:32px 6%;grid-template-columns:1fr;gap:25px}.quick-links{gap:25px}.quick-links p{font-size:13px}.footer-top{align-items:flex-start;flex-direction:column;gap:20px}.footer-top>div{flex-wrap:wrap;gap:15px 25px}.footer-bottom{align-items:flex-start;font-size:11px}.page-intro{padding:25px 6% 32px}.page-intro h1{font-size:32px}.content{padding:30px 6% 45px}.product-grid,.category-grid{grid-template-columns:1fr 1fr;gap:18px}.tile-image,.category-grid .tile-image{height:180px;padding:15px}.tile-copy,.category-grid .tile-copy{padding:18px}.tile-copy h3{font-size:20px}.category-layout{display:block}.category-layout aside{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:30px}.category-layout aside h2{display:none}.category-layout aside a{padding:7px 0;font-size:14px}.detail-layout,.about-layout,.contact-layout{grid-template-columns:1fr;gap:30px}.detail-layout figure{padding:24px}.detail-layout figure img{height:250px}.industry-directory{grid-template-columns:1fr}.about-layout>img{aspect-ratio:1.4}.downloads article{align-items:flex-start;flex-direction:column;gap:18px}.downloads h2{font-size:22px}.compare-grid{grid-template-columns:1fr}.comparison{padding:35px 6%}.comparison h1{font-size:32px}form{padding:24px}.inline-support{padding:24px}.contact-value{font-size:19px}}@media(max-width:420px){.product-grid,.category-grid{grid-template-columns:1fr}.tile-image,.category-grid .tile-image{height:240px}.quick-links{grid-template-columns:1fr}.line-card{height:460px}.card-content h2{font-size:29px}.hero-copy h1{font-size:29px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

@media(hover:hover) and (pointer:fine){.card-toggle{display:none}}
