:root{--navy:#10293b;--blue:#2b78a9;--ice:#d1e2ed;--paper:#f6f5f1;--ink:#152b3a;--muted:#60717b;--line:#d4d9d8;--serif:Georgia,'Times New Roman',serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #58aee2;outline-offset:6px}::selection{background:#bddbeb;color:var(--navy)}.wrap{width:min(1300px,calc(100% - 112px));margin-inline:auto}.skip{position:fixed;top:-100px;left:20px;background:white;padding:15px;z-index:100}.skip:focus{top:10px}header{position:fixed;top:0;left:0;right:0;z-index:20;color:white;border-bottom:1px solid #ffffff30;transition:background .35s,color .35s,box-shadow .35s}header.scrolled{background:#f6f5f1f5;color:var(--navy);backdrop-filter:blur(16px);box-shadow:0 1px 0 var(--line)}.nav{height:105px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px}.brand svg{height:43px;width:36px}.brand strong{display:block;font-size:33px;letter-spacing:-1.5px;font-weight:500;line-height:1}.brand small{display:block;font-size:8px;letter-spacing:1.1px;margin-top:8px}.navlinks{display:flex;align-items:center;gap:38px;font-size:12px;letter-spacing:.35px}.navlinks a{padding-block:10px}.navlinks a:not(.nav-contact){position:relative}.navlinks a:not(.nav-contact):after{content:'';position:absolute;bottom:4px;left:0;width:0;height:1px;background:currentColor;transition:width .25s}.navlinks a:hover:after{width:100%}.nav-contact{border:1px solid #ffffff70;padding:13px 18px!important;display:flex;gap:24px;align-items:center}.scrolled .nav-contact{border-color:#10293b55}.nav-contact:hover{background:#ffffff20}.hero{height:max(850px,100svh);max-height:1050px;position:relative;color:white;overflow:hidden;background:#465658}.hero-image{width:100%;height:100%;position:absolute;object-fit:cover;object-position:center 52%;animation:hero-arrive 2s ease-out both}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,24,35,.73) 0%,rgba(8,24,35,.48) 32%,rgba(8,24,35,.04) 72%),linear-gradient(0deg,rgba(8,24,35,.5),transparent 24%,transparent 75%,rgba(8,24,35,.35))}.hero-content{position:relative;padding-top:clamp(180px,21vh,235px);padding-bottom:130px}.eyebrow{font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:2.4px;margin:0 0 25px;color:var(--blue);display:flex;align-items:center;gap:14px}.eyebrow:before{content:'';width:26px;height:1px;background:currentColor}.eyebrow.light{color:#bcd8e8}h1{font-size:clamp(64px,6.5vw,96px);font-family:var(--serif);font-weight:400;line-height:1.03;letter-spacing:-3.8px;margin:0 0 27px}h1 em{font-weight:400;color:#c3e2f5}h2{font-family:var(--serif);font-size:clamp(45px,4.5vw,69px);font-weight:400;line-height:1.1;letter-spacing:-2px;margin:0}h2 em,h3 em{font-weight:400;color:var(--blue)}.hero-intro{font-size:16px;line-height:1.65;color:#e1e8ec;margin:0 0 30px}.button{display:inline-flex;gap:37px;align-items:center;min-height:56px;padding:18px 24px;font-size:12px;transition:background .25s,transform .25s}.button span{font-size:20px;line-height:1;transition:transform .25s}.button:hover span{transform:translate(3px,-3px)}.button-light{background:var(--paper);color:var(--navy)}.button-light:hover{background:#d9eaf3}.button-dark{background:var(--navy);color:white}.button-dark:hover{background:var(--blue)}.hero-bottom{position:absolute;left:0;right:0;bottom:35px;display:flex;align-items:end;justify-content:space-between}.scroll-cue{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;display:flex;align-items:center;gap:15px}.scroll-line{display:block;width:22px;height:40px;border:1px solid #ffffff60;border-radius:20px;position:relative}.scroll-line:after{content:'';position:absolute;top:8px;left:9px;width:2px;height:8px;background:white;animation:scroll-cue 2s infinite}.hero-caption{text-align:right;font-size:11px;letter-spacing:.3px;padding-right:80px}.hero-caption small{display:block;color:#d0d9dd;font-size:9px;margin-top:8px}.signature{background:#e9eff0;border-bottom:1px solid #d7e0e3}.signature-inner{min-height:133px;display:flex;align-items:center;justify-content:space-between;gap:30px}.signature p{font-size:14px;line-height:1.8;margin:0}.signature p span{color:var(--muted)}.signature-services{display:flex;gap:22px;align-items:center;font-family:var(--serif);font-size:24px;letter-spacing:-.5px}.signature-services i{display:block;height:4px;width:4px;border-radius:50%;background:var(--blue)}.signature-inner>a{font-size:25px;border:1px solid #b9cbd2;border-radius:50%;width:48px;height:48px;display:grid;place-items:center;transition:transform .25s}.signature-inner>a:hover{transform:translateY(4px)}.section{padding-block:118px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:60px}.section-copy{max-width:345px;font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 5px}.service-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-bottom:1px solid var(--line);margin-bottom:42px}.service-tabs button{display:flex;align-items:center;gap:18px;border:0;border-bottom:2px solid transparent;background:none;color:#78848c;text-align:left;padding:20px 20px 25px 0;cursor:pointer;transition:color .25s,border-color .25s}.service-tabs small{font-size:10px;align-self:start;margin-top:6px}.service-tabs span{font-size:27px;font-family:var(--serif);letter-spacing:-.6px}.service-tabs b{font-size:22px;font-weight:400;margin-left:auto;margin-right:22px;opacity:0;transition:opacity .25s,transform .25s}.service-tabs [aria-selected=true]{color:var(--navy);border-color:var(--blue)}.service-tabs [aria-selected=true] b,.service-tabs button:hover b{opacity:1}.service-tabs button:hover{color:var(--blue)}.service-panel{display:grid;grid-template-columns:1.05fr 1fr;gap:85px;align-items:center;animation:panel-enter .45s ease-out}.service-panel[hidden]{display:none}.climate-art{height:485px;position:relative;overflow:hidden;background:#dfe7e8;display:flex;justify-content:center;align-items:center}.art-label{position:absolute;top:30px;left:30px;font-size:10px;letter-spacing:1.7px;text-transform:uppercase;z-index:2}.art-footer{position:absolute;left:30px;bottom:29px;font-family:var(--serif);font-size:22px;z-index:2}.orb{width:260px;height:260px;border-radius:50%;position:relative;background:radial-gradient(circle at 35% 30%,#fbf9ef 0%,#c6ab86 49%,#86786b 77%,#6d6a65 100%);box-shadow:16px 24px 45px #8e9e9d30,inset -15px -18px 30px #615a5430;animation:orb-float 7s ease-in-out infinite}.heating{background:radial-gradient(ellipse at 45% 40%,#f5ede0,#dedfd8 70%)}.heating .orb:after{content:'';position:absolute;inset:-24px;border:1px solid #b5a38a50;border-radius:50%}.floor-lines{position:absolute;bottom:87px;left:0;right:0;transform:perspective(400px) rotateX(60deg) scale(1.35)}.floor-lines i{display:block;height:14px;border:1px solid #9e806850;border-radius:50%;width:90%;margin:10px auto}.cooling{background:radial-gradient(ellipse at 45% 40%,#e3f2f8,#c7dce7 70%)}.cooling .orb{background:radial-gradient(circle at 32% 25%,#f6fcff,#9fc7dc 45%,#3b6d91 80%,#255477);box-shadow:16px 24px 45px #46749530}.air-lines{position:absolute;inset:0;display:flex;align-items:center;flex-direction:column;justify-content:center;transform:rotate(-25deg);gap:30px}.air-lines i{height:75px;border-top:1px solid #ffffff95;border-radius:50%;width:130%;animation:airflow 5s ease-in-out infinite}.air-lines i:nth-child(2){animation-delay:-1s}.air-lines i:nth-child(3){animation-delay:-2s}.ventilation{background:radial-gradient(ellipse at 45% 40%,#f0f6f2,#cddedb 70%)}.ventilation .orb{background:radial-gradient(circle at 35% 25%,#f8fff9,#b0cbc8 45%,#618f90 80%,#3d737c);box-shadow:16px 24px 45px #698e8c30}.service-detail{padding-block:10px}.service-detail .eyebrow{margin-bottom:22px;font-size:9px}.service-detail h3{font-size:clamp(36px,3.3vw,49px);line-height:1.12;letter-spacing:-1.3px;font-family:var(--serif);font-weight:400;margin:0 0 22px}.service-detail>p:not(.eyebrow){font-size:14px;line-height:1.8;color:var(--muted);max-width:390px}.service-detail ul{list-style:none;padding:0;margin:25px 0 28px;font-size:12px}.service-detail li{padding:10px 0;border-bottom:1px solid var(--line);display:flex;gap:12px}.service-detail li:before{content:'+';color:var(--blue)}.text-link{display:inline-flex;gap:40px;justify-content:space-between;align-items:center;font-size:12px;padding-bottom:9px;border-bottom:1px solid #93aebf;transition:color .2s}.text-link:hover{color:var(--blue)}.text-link span{font-size:21px}.project-types{display:flex;align-items:center;gap:28px;padding-top:42px;font-size:10px;letter-spacing:.5px}.project-types p{font-family:var(--serif);font-size:20px;letter-spacing:-.4px;margin:0 auto 0 0}.project-types span{color:var(--muted)}.approach{background:var(--navy);color:var(--paper);position:relative;overflow:hidden}.approach:after{content:'';width:600px;height:600px;border:1px solid #ffffff07;border-radius:50%;position:absolute;right:-250px;top:-200px;pointer-events:none}.approach h2 em{color:#99c6e0}.approach .section-copy{color:#acbdc7}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:55px;margin-top:80px}.step-number{font-size:11px;color:#9cbbce;display:flex;align-items:center;gap:22px}.step-number i{height:1px;background:#ffffff26;flex:1}.steps h3{font-size:30px;font-family:var(--serif);font-weight:400;letter-spacing:-.6px;margin:29px 0 15px}.steps p{font-size:13px;line-height:1.8;color:#acbdc7;max-width:290px}.approach-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid #ffffff26;margin-top:65px;padding-top:32px;align-items:center}.approach-bottom p{font-size:13px;color:#b9cad3;margin:0}.approach-bottom .text-link{color:white;border-color:#6f8b9d}.contact{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.contact h2{font-size:clamp(56px,5.6vw,83px)}.contact-top>p:not(.eyebrow){font-size:14px;color:var(--muted);line-height:1.8;margin:29px 0}.contact-details>a{border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto;padding:27px 0;gap:12px}.contact-details>a:first-child{border-top:1px solid var(--line)}.contact-details small{font-size:9px;letter-spacing:1.6px;text-transform:uppercase;color:var(--muted);grid-column:1}.contact-details span{font-size:clamp(16px,1.8vw,26px);letter-spacing:-.4px;overflow-wrap:anywhere}.contact-details b{font-weight:400;font-size:25px;grid-column:2;grid-row:1/3;align-self:center}.contact-details a:hover{color:var(--blue)}.contact-wordmark{font-size:90px;letter-spacing:-6px;color:#10293b12;line-height:1;margin-top:80px}.contact-wordmark span{display:block;font-size:10px;letter-spacing:2.2px;margin-top:13px;color:var(--muted)}footer{border-top:1px solid var(--line);padding:27px 0 90px;font-size:10px;color:var(--muted)}.footer-inner{display:flex;justify-content:space-between;gap:30px;align-items:start}.footer-inner>span:nth-child(2){font-family:var(--serif);font-style:italic;font-size:15px}footer details{max-width:310px}footer summary{cursor:pointer;text-align:right}footer details p{line-height:1.7}.floating-contact{position:fixed;bottom:24px;right:25px;z-index:15;display:flex;gap:9px;align-items:center;background:var(--paper);border:1px solid #bcccd4;box-shadow:0 4px 25px #10293b18;padding:13px 18px;border-radius:32px;color:var(--navy);font-size:11px;transition:transform .2s}.floating-contact:hover{transform:translateY(-3px)}.floating-contact svg{width:23px;height:23px}.motion .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s,transform .8s}.motion .reveal.visible{opacity:1;transform:none}.steps .reveal:nth-child(2){transition-delay:.1s}.steps .reveal:nth-child(3){transition-delay:.2s}
@keyframes hero-arrive{from{transform:scale(1.05)}to{transform:scale(1)}}@keyframes scroll-cue{0%,100%{transform:translateY(0);opacity:.7}60%{transform:translateY(12px);opacity:1}}@keyframes orb-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes airflow{0%,100%{transform:translateX(-14px)}50%{transform:translateX(14px)}}@keyframes panel-enter{from{opacity:.2;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(min-width:1700px){.wrap{width:min(1450px,calc(100% - 150px))}.hero{height:960px}}
@media(max-width:1050px){.wrap{width:calc(100% - 72px)}.navlinks{gap:24px}.hero{height:850px}.hero-content{padding-top:195px}h1{font-size:78px}.section{padding-block:85px}.service-panel{gap:45px}.climate-art{height:440px}.orb{width:220px;height:220px}.signature-services{font-size:21px;gap:15px}.steps{gap:30px}.contact{gap:45px}.contact-wordmark{font-size:75px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}html{scroll-padding-top:90px}.nav{height:83px}.brand svg{width:29px;height:35px}.brand strong{font-size:29px}.brand small{font-size:7px;letter-spacing:.7px}.brand{gap:9px}.navlinks>a:not(.nav-contact){display:none}.nav-contact{font-size:10px;gap:15px;padding:12px 14px!important}.hero{height:820px;min-height:0;max-height:none}.hero-content{padding-top:165px;padding-bottom:170px}h1{font-size:clamp(44px,10.4vw,78px);letter-spacing:-1.8px}.hero-image{object-position:64% center}.hero-shade{background:linear-gradient(90deg,#081823c9,#08182355),linear-gradient(0deg,#08182399,transparent 35%,transparent 75%,#08182344)}.hero-intro{font-size:15px}.hero-bottom{bottom:95px}.hero-caption{max-width:170px;font-size:10px;line-height:1.6;padding-right:0}.scroll-cue{font-size:8px;letter-spacing:1px;gap:10px}.signature-inner{min-height:140px;display:grid;grid-template-columns:1fr auto;gap:16px;padding-block:24px}.signature p{font-size:12px}.signature-services{grid-column:1;grid-row:2;font-size:19px;gap:12px}.signature-inner>a{grid-column:2;grid-row:1/3;width:40px;height:40px;font-size:20px}.section{padding-block:72px}.section-head{display:block;margin-bottom:37px}h2{font-size:46px;letter-spacing:-1.8px}.section-copy{margin-top:24px;font-size:13px}.eyebrow{font-size:9px;letter-spacing:1.8px;margin-bottom:20px}.service-tabs{margin-bottom:27px}.service-tabs button{gap:8px;padding:15px 6px 18px 0}.service-tabs span{font-size:22px}.service-tabs small{font-size:8px;margin-top:5px}.service-tabs b{display:none}.service-panel{grid-template-columns:1fr;gap:27px}.climate-art{height:320px}.orb{width:190px;height:190px}.art-label{top:23px;left:23px;font-size:9px}.art-footer{bottom:22px;left:23px;font-size:20px}.floor-lines{bottom:54px}.service-detail{padding:10px 0 0}.service-detail h3{font-size:41px}.service-detail>p:not(.eyebrow){max-width:100%;font-size:13px}.project-types{flex-wrap:wrap;gap:15px;padding-top:35px}.project-types p{width:100%;font-size:20px;margin-bottom:3px}.project-types span{font-size:9px}.steps{grid-template-columns:1fr;gap:28px;margin-top:43px}.steps h3{font-size:29px;margin:20px 0 10px}.steps p{max-width:100%;margin-bottom:0}.approach-bottom{display:block;margin-top:38px;padding-top:25px}.approach-bottom p{font-size:12px;margin-bottom:20px}.contact{grid-template-columns:1fr;gap:40px}.contact h2{font-size:61px}.contact-top>p:not(.eyebrow){font-size:13px}.contact-details span{font-size:21px}.contact-details>a{padding:24px 0}.contact-wordmark{font-size:83px;margin-top:45px}.contact-wordmark span{font-size:9px;letter-spacing:1.7px}.footer-inner{flex-wrap:wrap;gap:16px}footer{padding-bottom:88px}.footer-inner>span:nth-child(2){font-size:13px}footer details{flex-basis:100%;max-width:none}footer summary{text-align:left}.floating-contact{right:17px;bottom:17px;padding:11px 15px;font-size:10px}}
@media(max-width:380px){.wrap{width:calc(100% - 32px)}.brand small{font-size:6px}.nav-contact{gap:10px;padding:10px!important}h1{font-size:44px}.hero{height:750px}.hero-content{padding-top:150px}.service-tabs span{font-size:18px}.service-tabs small{display:none}.contact-details span{font-size:18px}.hero-caption{max-width:140px}.signature-services{font-size:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.motion .reveal{opacity:1;transform:none}}

/* Refined Bristal blue, with restrained warm details. */
:root{--blue:#287fb4;--warm:#d99a65}
.hero-shade{background:linear-gradient(105deg,rgba(9,30,49,.84),rgba(14,54,82,.46) 48%,rgba(17,58,86,.08) 82%),linear-gradient(0deg,#08182388,transparent 30%)}
.hero:after{content:'';position:absolute;right:-11%;bottom:-47%;width:75%;height:110%;border:1px solid #88c7e526;border-radius:50%;transform:rotate(-25deg);pointer-events:none}
.hero-content,.hero-bottom{z-index:1}
.eyebrow:before{background:var(--warm);height:2px}
.signature{background:linear-gradient(110deg,#eaf0f3,#dae9f2 60%,#eff3f3)}
.signature-services i{background:var(--warm)}
.approach{background:radial-gradient(ellipse at 100% 0,#245a7b66,transparent 65%),linear-gradient(120deg,#0d2438,#173c58)}
.approach:before{content:'';position:absolute;width:600px;height:600px;right:-330px;bottom:-360px;border:40px solid #438bb414;border-radius:50%;pointer-events:none}
.manufacturer-note{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:42px;padding:22px 0;border-block:1px solid var(--line);color:var(--muted)}
.manufacturer-note>span{font-size:9px;text-transform:uppercase;letter-spacing:1.7px}
.manufacturer-note p{display:flex;align-items:center;gap:26px;font-size:16px;letter-spacing:.2px;margin:0;color:#435e70}
.manufacturer-note i{width:3px;height:3px;background:#8b9da7;border-radius:50%}
.service-tabs span{font-size:clamp(20px,2vw,27px)}
@media(max-width:760px){.hero-intro{max-width:340px}.signature-services{font-size:18px;flex-wrap:wrap;gap:10px}.service-tabs span{font-size:19px}.service-tabs button{gap:6px}.manufacturer-note{align-items:flex-start;flex-direction:column;gap:14px;margin-top:30px}.manufacturer-note p{font-size:15px}.hero-shade{background:linear-gradient(100deg,#091e31df,#0e365282),linear-gradient(0deg,#08182399,transparent 40%)} }
@media(max-width:380px){.service-tabs span{font-size:17px}.signature-services{font-size:16px}}

.approach:after{width:52%;height:100%;right:0;top:0;border:0;border-radius:0;background:linear-gradient(145deg,transparent 43%,#2c78ac17 43%,#2c78ac17 60%,transparent 60%),repeating-radial-gradient(ellipse at 120% 120%,transparent 0 22px,#69a8ce0b 23px 24px);pointer-events:none}.approach>.wrap{position:relative;z-index:1}