@font-face{font-family:Golos;src:url('/assets/GolosText-Variable.ttf') format('truetype');font-weight:400 900;font-display:swap}
:root{color-scheme:dark;--bg:#11161c;--surface:#1a2129;--text:#f5f7f8;--muted:#c9ced3;--line:#4b555e;--red:#d92e39;--pad:clamp(22px,4vw,64px)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.5 Golos,Arial,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit}button{cursor:pointer}img{display:block;max-width:100%}svg{width:22px;height:22px;display:block;flex:none}[hidden]{display:none!important}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #ffd1d3;outline-offset:4px}:focus:not(:focus-visible){outline:none}.skip{position:absolute;left:10px;top:-90px;z-index:20;background:#fff;color:#111;padding:12px}.skip:focus{top:10px}
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.footer{background:#202831;padding:50px var(--pad) 28px}.footer-top{display:flex;justify-content:space-between;gap:30px;align-items:start}.footer-brand{width:200px}.footer-top p,.footer-note{color:#c9ced3}.footer nav{display:flex;gap:25px;flex-wrap:wrap;margin:55px 0 32px}.footer nav a{font-size:15px;text-decoration:none;min-height:44px;display:flex;align-items:center}.footer-note{border-top:1px solid #59636b;padding-top:20px;font-size:14px}
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.service-head{padding-top:28px}.service-head .breadcrumbs{margin-bottom:55px}.service-hero{display:grid;grid-template-columns:1.08fr .92fr;gap:4%;min-height:540px;align-items:center}.service-title{padding:30px 0 60px}.service-title h1{font-size:clamp(40px,5vw,76px)}.service-intro{max-width:650px;color:#d6dce0;font-size:clamp(18px,1.7vw,22px);margin:0 0 32px}.service-art{height:100%;min-height:460px;position:relative;background:radial-gradient(ellipse at 50% 62%,#45515a,#202831 67%)}.service-art img{width:100%;height:100%;position:absolute;inset:0;object-fit:contain}.service-art>span{position:absolute;bottom:20px;right:20px;font-size:12px;color:#e2e6e8}.family-protection .service-art{background:radial-gradient(ellipse at 50% 55%,#5a4b47,#25272a 70%)}.family-testing .service-art{background:radial-gradient(ellipse at 50% 55%,#394b52,#202831 70%)}.family-assessment .service-hero,.family-video .service-hero{grid-template-columns:1.2fr .8fr}.technical-mark{position:absolute;inset:12%;border:1px solid #83929b;display:flex;align-items:end;justify-content:start;padding:6%;overflow:hidden}.technical-mark span{font-size:clamp(100px,16vw,220px);font-weight:700;line-height:.8;color:#aab5bb}.technical-mark i{position:absolute;width:110%;height:1px;background:#7b8d98;transform:rotate(-35deg);left:5%;top:35%}.technical-mark i:nth-child(3){top:51%}.technical-mark i:nth-child(4){top:67%}.service-body{padding-block:100px;display:grid;grid-template-columns:1fr 2fr;gap:10%}.service-body aside{color:#d3d9dd;max-width:270px}.prose{max-width:760px;font-size:18px;line-height:1.65;color:#e0e5e8}.prose h2{font-size:clamp(26px,3vw,38px);line-height:1.16;letter-spacing:-.02em;color:#fff;margin:65px 0 20px}.prose h2:first-child{margin-top:0}.prose p{margin:0 0 22px}.prose li{padding-left:8px;margin:0 0 13px}.prose a{text-underline-offset:4px}.related{padding-bottom:40px}.related h2{font-size:clamp(30px,4vw,50px);margin:0 0 30px}.related .catalog-row{max-width:900px;margin-left:auto}.article-list{position:relative;display:grid;grid-template-columns:1fr 1fr;background:#202831;min-height:420px}.article-list>a{padding:clamp(30px,5vw,70px);text-decoration:none;align-self:center}.article-list h2{font-size:clamp(30px,4vw,52px);line-height:1.1;margin:20px 0 30px}.article-list img{height:420px;width:100%;object-fit:contain}.article-prose{padding-bottom:50px;margin-left:auto;margin-right:auto}.empty-page{padding:50px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 2fr;gap:30px;min-height:260px}.empty-page>span{font-size:13px;color:#c9ced3}.empty-page p{margin:0 0 25px;font-size:22px;max-width:600px}
.brief-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:10%;padding-bottom:120px}.brief-layout aside{max-width:420px}.brief-layout aside h2{font-size:30px}.brief-layout aside p{color:#d0d7db}.brief-notice{border-left:3px solid #ec313a;padding-left:18px;margin-top:35px}.field{display:grid;gap:9px;margin-bottom:24px}.field label{font-weight:600}.field label span{font-weight:400;color:#c9ced3}.field textarea{resize:vertical}.form-status{color:#e5e9eb}.js .mobile-nav[hidden]{display:none}
@media(max-width:1100px){.desktop-nav,.header-cta{display:none}.menu-toggle{display:inline-flex;align-items:center;gap:18px;margin-left:auto}.mobile-nav{display:flex;position:absolute;left:0;right:0;top:100%;padding:15px var(--pad) 25px;background:#202831;flex-direction:column;border-bottom:1px solid #65717a}.mobile-nav a{min-height:50px;border-bottom:1px solid #4b555e}.site-header{min-height:78px}.atlas{height:calc(100svh - 78px)}}
@media(max-width:767px){:root{--pad:20px}.site-header{min-height:70px}.brand{width:140px}.atlas{height:auto;min-height:calc(100svh - 70px);display:grid;grid-template-rows:auto minmax(240px,36svh) auto auto;overflow:hidden;padding:0 var(--pad) 22px}.atlas-top{position:relative;inset:auto;margin-top:22px}.atlas-top .kicker{margin:0}.atlas-top>p:last-child{display:none}.atlas-stage{position:relative;inset:auto;min-height:240px;perspective:900px}.atlas-object{left:20%;width:60%;top:0;height:100%}.atlas-object[data-slot=front]{transform:translate3d(0,0,55px) rotateY(-2deg) scale(1)}.atlas-object[data-slot=left]{transform:translate3d(-32vw,-3vh,-180px) rotateY(6deg) scale(.34)}.atlas-object[data-slot=right]{transform:translate3d(32vw,-5vh,-180px) rotateY(-6deg) scale(.34)}.atlas-context{position:relative;inset:auto;max-width:none;margin:4px 0 0}.atlas-context h1{font-size:clamp(30px,7.5vw,40px);margin-bottom:9px}.atlas-context>p{font-size:16px;margin-bottom:12px}.atlas-context .atlas-brief{font-size:15px}.atlas-contact{margin-top:10px}.atlas-bottom{position:relative;inset:auto;margin-top:16px;display:block}.atlas-bottom>p{display:none}.atlas-selector{justify-content:space-between;gap:10px}.atlas-selector button{font-size:15px}.short-label{display:inline}.long-label{display:none}.atlas-fallback{position:relative;left:auto;bottom:auto}.intro-section,.contact-band{grid-template-columns:1fr;gap:15px}.section-heading{display:block}.section-heading>p{margin-top:20px}.family-link{grid-template-columns:35px 1fr 22px;gap:10px;padding:22px 0}.family-link strong{font-size:23px}.editorial{grid-template-columns:1fr;gap:35px}.editorial-art{height:330px}.records{grid-template-columns:1fr}.records>a{min-height:190px}.records>a+a{border-left:0;border-top:1px solid var(--line);padding-left:0}.footer-top{display:block}.footer-top p{margin-top:28px}.footer nav{margin:30px 0;gap:8px 25px}.page-head{padding-bottom:50px}.page-head h1{font-size:clamp(40px,10vw,58px)}.catalog-tools{grid-template-columns:1fr}.catalog-tools>p{grid-column:auto}.catalog-group{grid-template-columns:1fr;gap:22px;padding-top:50px}.service-head .breadcrumbs{margin-bottom:25px}.service-hero,.family-assessment .service-hero,.family-video .service-hero{grid-template-columns:1fr;gap:0}.service-title{padding:20px 0 35px}.service-title h1{font-size:clamp(36px,9vw,54px)}.service-art{height:320px;min-height:0}.service-body{grid-template-columns:1fr;gap:45px;padding-block:65px}.prose{font-size:17px}.article-list{grid-template-columns:1fr}.article-list img{height:250px}.empty-page,.brief-layout{grid-template-columns:1fr;gap:25px}.brief-layout{padding-bottom:80px}.brief-layout aside{max-width:none}.brief-layout aside h2{margin-top:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.atlas-object,.atlas-object img{transition:none}}
@font-face{font-family:Onest;src:url('/assets/v3/Onest-Variable.ttf') format('truetype');font-weight:400 900;font-display:swap}
@font-face{font-family:Unbounded;src:url('/assets/v3/Unbounded-Variable.ttf') format('truetype');font-weight:400 900;font-display:swap}
body{font-family:Onest,Arial,sans-serif;font-size:18px}
.brand{width:176px}.site-header{min-height:80px}
.atlas{height:calc(100svh - 80px)}
.atlas-context h1,.page-head h1,.service-title h1,.intro-section h2,.section-heading h2,.editorial h2,.contact-band h2,.family-feature h2,.related h2,.article-list h2{font-family:Unbounded,Arial,sans-serif;font-weight:400;letter-spacing:-.02em}
.atlas-context h1{font-size:clamp(29px,3.2vw,48px);line-height:1.15}
.page-head h1,.service-title h1{font-size:clamp(34px,4vw,56px);line-height:1.16}
.intro-section h2,.section-heading h2,.editorial h2,.contact-band h2,.family-feature h2,.related h2{font-size:clamp(27px,2.5vw,34px);line-height:1.2}
.button{min-height:56px;padding:3px 3px 3px 18px;background:#283039;border:1px solid #76818d;border-radius:2px;gap:20px;font-weight:600}
.button:hover{background:#283039;border-color:#a7b0ba}.button:active{transform:translateY(1px)}
.button-arrow{background:#b91f2b;width:48px;height:48px;border:0;padding:0;transition:background .16s}.button:hover .button-arrow{background:#d02a37}
.atlas-selector{gap:12px;border-bottom:1px solid #59636b}.atlas-selector button{padding:12px 16px 12px 30px;font-size:16px;font-weight:500}.atlas-selector button[aria-pressed=true]:after{left:10px;right:auto;bottom:15px;height:22px;width:8px;background:#ec313a}.atlas-selector button[aria-pressed=true]:before{content:'';position:absolute;top:0;left:10px;width:32px;height:3px;background:#ec313a}
.family-feature{padding-block:80px;border-bottom:1px solid var(--line)}
.family-feature h2{max-width:850px;margin:0 0 36px}
.system-chain>div{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-block:1px solid var(--line)}.system-chain>div p{padding:25px 20px 25px 0;margin:0;font-size:clamp(19px,2vw,26px)}.system-chain>div p+p{padding-left:25px;border-left:1px solid var(--line)}.system-chain b{display:block;font-size:14px;color:#c9ced3;margin-bottom:20px}.system-chain>p:last-child{color:#c9ced3;max-width:650px}
.water-compare>div{display:grid;grid-template-columns:1fr 1fr;gap:35px}.water-compare article{border-top:2px solid #a1acb5;padding:20px 0}.water-compare article span{font-size:14px;color:#c9ced3}.water-compare article h3{font-size:25px;margin:18px 0}.water-compare article p{color:#d2d9dd;max-width:47ch}.water-compare article a{text-underline-offset:5px}
.material-study ol,.inspection-ledger ol,.video-study ol{list-style:none;padding:0;margin:0}.material-study li,.inspection-ledger li,.video-study li{display:grid;grid-template-columns:50px 1fr;gap:15px;border-top:1px solid var(--line);padding:20px 0}.material-study li span,.inspection-ledger li span,.video-study li span{color:#c9ced3;font-size:14px}.material-study li p,.inspection-ledger li p,.video-study li p{margin:0;font-size:21px}
.inspection-ledger{display:grid;grid-template-columns:1fr 1fr;gap:10%}.inspection-ledger>div>p:last-child{color:#c9ced3;max-width:420px}.working-sheet>div{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.working-sheet>div p{padding:22px 25px 20px 0;color:#e0e5e8}.working-sheet b{display:block;font-size:14px;color:#c9ced3;margin-bottom:18px}.service-inputs{position:absolute;inset:0;padding:clamp(28px,4vw,55px);display:flex;flex-direction:column;justify-content:center}.service-inputs p{font-size:14px;color:#c9ced3}.service-inputs ol{padding-left:20px}.service-inputs li{padding:12px 0;border-bottom:1px solid #65717a}.service-art>span{font-size:13px}
.prose details{border-top:1px solid var(--line);padding:20px 0}.prose details:last-child{border-bottom:1px solid var(--line)}.prose summary{cursor:pointer;font-weight:600}.prose details p{margin-top:15px}.brief-context{padding:20px;border-left:3px solid #ec313a;margin:-5px 0 28px;background:#202831}.brief-context:empty{display:none}.brief-context ul{padding-left:20px;margin-bottom:0}.brief-context li{margin:8px 0}.no-results button{background:transparent;color:#fff;border:1px solid #9ca6ad;min-height:44px;padding:8px 14px}
@media(max-width:1100px){.atlas{height:calc(100svh - 78px)}}
@media(max-width:767px){.brand{width:148px}.site-header{min-height:68px}.atlas{height:auto;min-height:calc(100svh - 68px)}.atlas-context h1{font-size:clamp(25px,7vw,30px)}.page-head h1,.service-title h1{font-size:clamp(30px,7.5vw,38px)}.atlas-selector{gap:0}.atlas-selector button{font-size:16px;padding:12px 8px 12px 17px}.atlas-selector button[aria-pressed=true]:after{left:2px;width:6px}.atlas-selector button[aria-pressed=true]:before{left:2px}.button{width:100%}.family-feature{padding-block:55px}.system-chain>div,.water-compare>div,.inspection-ledger,.working-sheet>div{grid-template-columns:1fr}.system-chain>div p+p{border-left:0;border-top:1px solid var(--line);padding-left:0}.working-sheet>div p{border-bottom:1px solid var(--line);margin:0}.service-art{height:auto;min-height:320px}.service-inputs{position:relative;min-height:320px;padding:30px 25px 50px}.service-art:has(img){height:320px}.atlas-bottom{margin-top:16px}}
@media(prefers-reduced-motion:reduce){.button-arrow{transition:none}}
.footer-brand{display:block}
.catalog-tools{display:none}.js .catalog-tools{display:grid}
@media(max-width:1100px){.menu-toggle{display:none}.js .menu-toggle{display:inline-flex}.mobile-nav{position:static;padding:0;display:flex;flex-basis:100%;background:transparent;border:0}.site-header{flex-wrap:wrap}.js .mobile-nav{position:absolute;left:0;right:0;top:100%;padding:15px var(--pad) 25px;background:#202831;border-bottom:1px solid #65717a}}
.kicker,.atlas-brief span,.atlas-selector button,.search-field,.filters button,.row-number,.row-main small,.family-num,.breadcrumbs,.footer-note,.atlas-bottom>p,.service-art>span,.empty-page>span,.water-compare article span,.working-sheet b,.system-chain b,.material-study li span,.inspection-ledger li span,.video-study li span{font-size:16px;font-weight:600}
.desktop-nav a,.mobile-nav a,.header-cta,.footer nav a,.footer-top p,.records span,.service-inputs p,.catalog-tools>p{font-size:16px;font-weight:600}
.menu-toggle svg{width:20px;height:20px}.menu-toggle .close-icon,.menu-toggle[aria-expanded=true] .menu-icon{display:none}.menu-toggle[aria-expanded=true] .close-icon{display:block}
input.pointer-focus:focus-visible,select.pointer-focus:focus-visible,textarea.pointer-focus:focus-visible{outline:none}
.catalog .catalog-entry{display:block;padding:0}
.catalog-entry summary{display:grid;grid-template-columns:42px 1fr 26px;gap:18px;align-items:start;padding:22px 0;cursor:pointer;list-style:none}
.catalog-entry summary::-webkit-details-marker{display:none}
.catalog-entry summary:focus-visible{outline:3px solid #ffd1d3;outline-offset:4px}
.catalog-entry summary:hover strong{text-decoration:underline;text-underline-offset:5px}
.entry-toggle{width:22px;height:22px;position:relative;justify-self:end}
.entry-toggle:before,.entry-toggle:after{content:'';position:absolute;top:10px;left:3px;right:3px;height:2px;background:#f5f7f8}
.entry-toggle:after{transform:rotate(90deg)}.catalog-entry[open] .entry-toggle:after{display:none}
.entry-detail{margin-left:60px;padding:0 0 25px;max-width:68ch;color:#d5dde1}
.entry-detail p{margin:0 0 15px}.entry-detail .entry-label{font-weight:600;color:#fff;margin-top:22px}.entry-detail ul{padding-left:22px}.entry-detail li{margin-bottom:7px}
.service-fireproofing .service-art{background:transparent;display:grid;grid-template-columns:1fr;align-content:center;padding:10px 0 50px;min-height:530px}
.service-fireproofing .service-art img{position:static;object-fit:contain;width:100%;height:clamp(280px,30vw,410px)}
.beam-inputs{max-width:560px;border-top:1px solid var(--line);padding-top:16px}
.beam-inputs>p{font-size:16px;font-weight:600;color:#c9ced3;margin:0 0 12px}
.beam-inputs ul{display:flex;flex-wrap:wrap;gap:12px 25px;list-style:none;margin:0;padding:0}.beam-inputs li{flex:1 1 140px;font-size:16px;line-height:1.4;color:#e0e5e8}
.service-fireproofing .service-art>span{bottom:0}
@media(max-width:767px){.catalog-entry summary{grid-template-columns:35px 1fr 22px;gap:10px}.entry-detail{margin-left:45px}.service-fireproofing .service-art:has(img){height:auto;min-height:0;padding-bottom:40px}.service-fireproofing .service-art img{height:260px}.beam-inputs ul{display:block}.beam-inputs li{padding:6px 0}.long-title{font-size:clamp(23px,7.22vw,30px)!important;overflow-wrap:normal!important}}
@media(min-width:768px) and (max-width:1100px){.long-title{font-size:clamp(30px,3.8vw,38px)!important;overflow-wrap:normal!important}}