/* GMC editorial industrial system. Layers: header 20, dropdown 30, skip link 40. */
:root{--ink:#222b2f;--muted:#59666c;--paper:#fbfcfc;--wash:#edf1f2;--line:#cbd3d6;--accent:#087b9e;--accent-hover:#075a75;--dark:#202a2f;--white:#fff;--max:1320px;--gutter:clamp(22px,4.5vw,76px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Segoe UI',Arial,sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,summary{-webkit-tap-highlight-color:transparent}a,button,summary{touch-action:manipulation}a:hover{color:var(--accent)}button{cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--accent);outline-offset:5px}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:500;line-height:1.08;letter-spacing:-.045em;text-wrap:balance}h1{font-size:clamp(42px,5.4vw,78px)}h2{font-size:clamp(32px,3.5vw,50px)}h3{font-size:23px;letter-spacing:-.025em;line-height:1.2}p{color:var(--muted);max-width:65ch}p+p{margin-top:1.2em}img{display:block;max-width:100%;object-fit:cover}picture{display:block;overflow:hidden}picture img{width:100%;height:100%}figure{min-width:0}figcaption{font-size:11px;line-height:1.4;color:var(--muted);margin-top:9px}ul,ol{padding:0}address{font-style:normal}.wrap{width:calc(100% - var(--gutter)*2);max-width:var(--max);margin-inline:auto}.section{padding-block:110px}.intro{font-size:18px;max-width:620px;margin-top:25px}.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-bottom:24px}.arrow{display:inline-block;font-size:23px;line-height:1;transition:transform .25s}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:30px;padding:16px 23px;min-height:54px;background:var(--accent);color:white;border:0;font-weight:600;font-size:14px;white-space:nowrap;transition:background .2s,transform .2s}.button:hover{background:var(--accent-hover);color:white}.button:hover .arrow,.text-link:hover .arrow{transform:translate(3px,-3px)}.button:active{transform:translateY(1px)}.text-link{display:inline-flex;gap:32px;align-items:center;font-size:14px;font-weight:600;border-bottom:1px solid var(--line);padding-block:14px;margin-top:18px}.skip-link{position:fixed;top:10px;left:20px;padding:10px 20px;background:var(--paper);z-index:40;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{background:white;position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:80px;gap:32px}.brand{flex-shrink:0;width:126px}.brand img{height:72px;width:126px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:32px;margin-left:auto;font-size:13px;font-weight:600}.desktop-nav .active{color:var(--accent)}.header-actions{display:flex;align-items:center;gap:28px}.language{display:flex;background:var(--wash);padding:3px;gap:1px;font-size:11px;font-weight:700}.language a{display:grid;place-items:center;width:34px;height:32px;transition:background .2s}.language a[aria-current]{background:var(--dark);color:white}.header-cta{font-size:13px;font-weight:600;border-bottom:1px solid var(--ink);padding-block:9px;white-space:nowrap}.service-menu{position:relative}.service-menu summary{list-style:none;cursor:pointer;display:flex;gap:12px;padding:20px 0}.service-menu summary::-webkit-details-marker,.mobile-menu summary::-webkit-details-marker{display:none}.service-menu>div{position:absolute;top:60px;left:-22px;width:235px;background:white;border:1px solid var(--line);padding:12px;box-shadow:0 14px 24px #202a2f12;z-index:30}.service-menu>div a{display:block;padding:11px}.service-menu>div a:hover{background:var(--wash)}.service-menu>div a:last-child{border-top:1px solid var(--line)}.mobile-menu{display:none}
.hero{height:min(650px,calc(100svh - 155px));min-height:490px;position:relative;background:var(--dark);color:white;isolation:isolate}.hero-image{position:absolute;inset:0;z-index:-2}.hero-image img{object-position:center 58%}.hero-shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(20,31,37,.84),rgba(20,31,37,.43) 55%,rgba(20,31,37,.05))}.hero-content{padding-top:clamp(64px,7vw,100px)}.hero .eyebrow{color:#d8e5e9}.hero h1{font-weight:500;max-width:1000px;font-size:clamp(42px,5.4vw,78px)}.hero-description{color:#e4ecef;font-size:17px;max-width:490px;line-height:1.6;margin-top:25px;margin-bottom:30px}.hero .button{background:white;color:var(--ink)}.hero .button:hover{background:#e7f0f3}.service-index{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}.service-index a{display:flex;align-items:center;gap:22px;padding:25px 24px;font-size:16px;font-weight:500;border-right:1px solid var(--line)}.service-index a:first-child{padding-left:0}.service-index a:last-child{border:0;padding-right:0}.service-index .arrow{margin-left:auto}.index-number{font-family:Consolas,monospace;color:var(--accent);font-size:12px;letter-spacing:.06em}.focus-intro{padding-bottom:64px}.focus-intro h2{font-size:clamp(34px,4vw,56px)}.piping-feature{display:grid;grid-template-columns:4fr 7fr;gap:9%;align-items:center;padding-bottom:110px}.feature-copy p:not(.eyebrow):not(.service-name){margin-top:24px;font-size:17px}.service-name{font-size:13px;font-weight:600;color:var(--accent);margin-bottom:20px}.piping-photo picture{aspect-ratio:1.2}.tank-feature{background:var(--wash);padding-top:80px;padding-bottom:70px}.tank-heading{margin-bottom:38px}.tank-photo picture{aspect-ratio:2.7}.tank-photo img{object-position:center 60%}.tank-bottom{display:flex;align-items:center;justify-content:space-between;gap:40px;padding-top:25px}.tank-bottom p{max-width:550px;font-size:17px}.tank-bottom .text-link{margin:0;flex-shrink:0}.containment-feature{display:grid;grid-template-columns:6fr 4fr;gap:10%;align-items:center}.containment-photo picture{aspect-ratio:1.1}.other-section{background:var(--dark);color:white;padding-block:80px}.other-layout{display:grid;grid-template-columns:1fr 1fr;gap:12%}.other-layout h2{max-width:380px}.other-layout p{margin-top:24px;color:#bcc9cf}.other-layout .text-link{border-color:#65747c}.other-links{display:flex;flex-direction:column}.other-links a{padding:13px 0;border-bottom:1px solid #4b585e;font-size:16px}.other-links a:first-child{padding-top:0}.other-links a:hover{color:#71d0eb}.company-feature{display:grid;grid-template-columns:4fr 5fr;gap:14%;align-items:center}.company-photo picture{aspect-ratio:1.1}.company-photo img{object-position:center 65%}.company-feature .eyebrow{color:var(--accent)}.safety-link{display:flex;gap:60px;align-items:center;justify-content:space-between;padding-block:28px;border-block:1px solid var(--line);font-size:15px;color:var(--muted)}.safety-link>span{max-width:650px}.safety-link .text-link{flex-shrink:0;margin:0}.process{display:grid;grid-template-columns:repeat(3,1fr);list-style:none;gap:40px;margin:55px 0 0}.process li{border-top:1px solid var(--line);padding-top:22px}.step{font-family:Consolas,monospace;color:var(--accent);font-size:14px;display:block;margin-bottom:36px}.process h3{margin-bottom:18px}.process p{font-size:15px}.contact-band{background:#e3ebee;padding-block:72px;border-top:1px solid var(--line)}.contact-band-inner{display:grid;grid-template-columns:1fr 1fr;gap:12%;align-items:center}.contact-band h2{font-size:clamp(38px,4.5vw,65px)}.contact-band p{font-size:17px;margin-bottom:25px}footer{background:var(--dark);color:#d6e1e5;padding-top:60px}.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:70px;padding-bottom:45px}.footer-top img{width:150px;height:86px;object-fit:contain;margin-bottom:15px}.footer-top p{color:#b7c5cc;font-size:13px}.footer-links{display:flex;flex-direction:column;gap:12px;padding-top:15px;font-size:13px}footer address{padding-top:15px;font-size:14px}footer address a{display:block;margin-bottom:12px}footer a:hover{color:#74d5ef}.footer-bottom{border-top:1px solid #49585f;display:flex;justify-content:space-between;padding-block:22px;gap:20px;font-size:11px;color:#b7c5cc}
.breadcrumb{display:flex;flex-wrap:wrap;gap:15px;font-size:12px;color:var(--muted);padding-top:30px}.service-hero{display:grid;grid-template-columns:1fr 1.05fr;gap:7%;align-items:center;padding-block:48px 65px}.service-hero h1{font-size:clamp(46px,5vw,72px)}.service-deck{font-size:19px;margin-block:27px 32px}.service-hero-photo picture{aspect-ratio:1.2}.service-overview{display:grid;grid-template-columns:1fr 1fr;gap:12%;border-top:1px solid var(--line)}.service-overview h2{font-size:clamp(32px,3.5vw,47px)}.service-overview h3{font-size:18px;letter-spacing:-.015em;margin-bottom:20px}.service-overview p{margin-bottom:35px}.application-list{list-style:none;margin:0}.application-list li{padding:9px 0;border-bottom:1px solid var(--line);color:var(--muted)}.technical-section{background:var(--wash);padding-block:80px}.technical{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:50px}.technical article{border-top:2px solid var(--accent);padding-top:25px}.technical h3{margin-bottom:20px}.technical p{font-size:15px}.scope-note{margin-top:45px;font-size:13px;border-left:2px solid var(--accent);padding-left:20px}.inquiry-strip{border-block:1px solid var(--line);padding-block:40px;display:grid;grid-template-columns:1fr 1.3fr;gap:20px 8%;align-items:center}.inquiry-strip h2{font-size:30px}.inquiry-strip .text-link{grid-column:2;justify-self:start;margin:0}.related{display:grid;grid-template-columns:1fr 1fr;gap:35px}.related h2{grid-column:1/-1;font-size:32px;margin-bottom:8px}.related>a{display:block}.related picture{aspect-ratio:2.6}.related>a>span{display:flex;justify-content:space-between;padding-block:18px;font-size:22px;letter-spacing:-.02em}.page-heading{padding-block:75px 65px}.page-heading h1{max-width:1100px}.page-heading .intro{max-width:680px}.catalog article{display:grid;grid-template-columns:45px 1fr 1.2fr;gap:35px;padding-block:45px;border-top:1px solid var(--line);scroll-margin-top:100px}.catalog h2{font-size:30px}.catalog-tags{font-size:12px;color:var(--accent);margin-top:20px}.about-detail{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:start}.about-detail-photo picture{aspect-ratio:.86}.about-detail-photo img{object-position:center 65%}.large-copy{font-size:22px;line-height:1.55;color:var(--ink)}.mission{border-top:1px solid var(--line);margin-top:38px;padding-top:30px}.mission h2{font-size:25px;margin-bottom:15px}.mission p{margin-bottom:30px}.values{display:grid;grid-template-columns:1fr 1fr;gap:10%}.values ul{list-style:none;margin:0}.values li{font-size:24px;border-bottom:1px solid var(--line);padding-block:12px;letter-spacing:-.02em}.strategy{display:grid;grid-template-columns:1fr 1fr;gap:10%}.commitment{display:grid;grid-template-columns:1fr 1.5fr;gap:10%}.contact-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:10%;align-items:start}.contact-layout address{margin-top:35px}.contact-layout address a{display:block;margin-top:12px;font-size:18px}.contact-help{border-top:1px solid var(--line);margin-top:35px;padding-top:25px}.contact-help h2{font-size:24px;margin-bottom:16px}form{background:var(--wash);padding:35px}.form-note{font-size:14px;line-height:1.6;margin-bottom:12px}.required-note{font-size:12px;margin-bottom:22px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.field{margin-bottom:22px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}.field input,.field textarea,.field select{border:1px solid #aebbc1;background:var(--paper);color:var(--ink);border-radius:0;width:100%;padding:12px;min-height:48px}.field textarea{resize:vertical}.field [aria-invalid=true]{border-color:#a72e28}.small{font-size:12px;margin-top:20px}.error,.success{padding:15px 0;font-size:14px}.error{color:#a12a24}.success{color:var(--ink)}[hidden]{display:none!important}.privacy{max-width:850px;margin-left:var(--gutter)}.privacy h2{font-size:28px;margin-bottom:20px}.privacy p{font-size:14px}
@media(prefers-reduced-motion:no-preference){.motion-ready{opacity:0;transform:translateY(18px);transition:opacity .65s,transform .65s}.motion-ready.visible{opacity:1;transform:none}.related img,.piping-photo img,.containment-photo img{transition:transform .8s}.related a:hover img,.piping-photo:hover img,.containment-photo:hover img{transform:scale(1.025)}}
.hero-caption{font-size:11px;padding-top:9px;color:var(--muted)}
.button:disabled{opacity:.6;cursor:not-allowed}
@media(min-width:1550px){.hero-content{padding-top:100px}}
@media(max-width:1100px){.header-inner{gap:20px}.desktop-nav{gap:20px}.header-actions{gap:18px}.header-cta{display:none}.section{padding-block:85px}.hero{min-height:480px}.hero-content{padding-top:75px}.piping-feature{gap:6%}.feature-copy h2{font-size:36px}.footer-top{gap:40px}.technical{gap:25px}.contact-layout{gap:6%}}
@media(max-width:767px){:root{--gutter:24px}.header-inner{height:72px}.brand{width:105px}.brand img{width:105px;height:62px}.desktop-nav{display:none}.header-actions{gap:20px}.language a{height:36px;width:34px}.mobile-menu{display:block}.mobile-menu>summary{display:flex;flex-direction:column;justify-content:center;gap:7px;width:40px;height:44px;cursor:pointer;list-style:none}.mobile-menu>summary span{display:block;width:24px;height:1px;background:var(--ink)}.mobile-menu[open]>summary span:first-child{transform:translateY(4px) rotate(45deg)}.mobile-menu[open]>summary span:last-child{transform:translateY(-4px) rotate(-45deg)}.mobile-menu nav{position:absolute;top:71px;left:0;right:0;max-height:calc(100dvh - 72px);overflow:auto;background:white;padding:22px var(--gutter) 30px;border-bottom:1px solid var(--line);box-shadow:0 20px 30px #202a2f14}.mobile-menu nav a{display:block;padding:12px 0;border-bottom:1px solid var(--wash);font-size:16px}.mobile-menu nav strong{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:18px 0 3px}.hero{height:auto;min-height:540px}.hero-content{padding-block:65px}.hero h1{font-size:clamp(36px,7.9vw,58px);line-height:1.1;letter-spacing:-.045em}.hero-image img{object-position:65% center}.hero-shade{background:linear-gradient(90deg,#142027df,#14202775)}.hero-description{font-size:16px;max-width:330px}.hero .eyebrow{font-size:10px}.hero .button{margin-top:5px}.service-index{grid-template-columns:1fr}.service-index a,.service-index a:first-child,.service-index a:last-child{padding:19px 0;border-right:0;border-bottom:1px solid var(--line);font-size:16px;min-height:63px}.service-index a:last-child{border-bottom:0}.section{padding-block:65px}.focus-intro{padding-bottom:38px}.intro{font-size:16px;margin-top:22px}.piping-feature,.containment-feature,.company-feature{grid-template-columns:1fr;gap:30px}.piping-feature{padding-bottom:65px}.feature-copy h2{font-size:36px}.feature-copy p:not(.eyebrow):not(.service-name){font-size:16px}.piping-photo picture{aspect-ratio:1.3}.service-name{margin-bottom:16px}.tank-feature{padding-block:55px}.tank-heading{margin-bottom:25px}.tank-photo picture{aspect-ratio:1.3}.tank-bottom{display:block;padding-top:18px}.tank-bottom .text-link{margin-top:10px}.containment-feature .feature-copy{grid-row:1}.containment-photo picture{aspect-ratio:1.3}.other-layout{grid-template-columns:1fr;gap:40px}.other-section{padding-block:55px}.other-layout h2{max-width:none}.company-photo picture{aspect-ratio:1.3}.company-feature .feature-copy{grid-row:1}.safety-link{display:block;padding-block:25px}.safety-link .text-link{margin-top:10px}.process{grid-template-columns:1fr;gap:28px;margin-top:32px}.process li{display:grid;grid-template-columns:35px 1fr;gap:12px 15px}.step{margin:0;grid-row:1/3}.process h3{font-size:21px;margin:0}.process p{grid-column:2}.contact-band{padding-block:55px}.contact-band-inner{grid-template-columns:1fr;gap:26px}.contact-band h2{font-size:40px}.footer-top{grid-template-columns:1fr 1fr;gap:30px}.footer-top>div:first-child{grid-column:1/-1}.footer-top address{font-size:13px;overflow-wrap:anywhere}.footer-links{gap:15px}.footer-bottom{display:block;font-size:10px}.footer-bottom span{display:block;margin-block:5px}.service-hero{grid-template-columns:1fr;gap:32px;padding-top:32px;padding-bottom:45px}.service-hero h1{font-size:48px}.service-deck{font-size:18px}.service-hero-photo picture{aspect-ratio:1.4}.breadcrumb{font-size:11px;gap:9px;padding-top:22px}.service-overview{grid-template-columns:1fr;gap:32px}.technical{grid-template-columns:1fr;gap:32px;margin-top:32px}.technical-section{padding-block:55px}.inquiry-strip{grid-template-columns:1fr;gap:20px}.inquiry-strip .text-link{grid-column:1}.related{gap:25px}.related h2{font-size:29px}.related picture{aspect-ratio:1.2}.related>a>span{font-size:18px;gap:10px}.page-heading{padding-block:50px 40px}.page-heading h1{font-size:clamp(35px,7.5vw,52px)}.catalog article{grid-template-columns:25px 1fr;gap:20px;padding-block:32px}.catalog h2{font-size:27px}.catalog article>div{grid-column:2}.about-detail{grid-template-columns:1fr;gap:30px}.about-detail-photo picture{aspect-ratio:1.4}.large-copy{font-size:20px}.values,.strategy,.commitment,.contact-layout{grid-template-columns:1fr;gap:30px}.values li{font-size:21px}.contact-layout{gap:40px}form{padding:24px}.form-grid{grid-template-columns:1fr;gap:0}.privacy{margin-inline:auto}.privacy p{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}.motion-ready{opacity:1;transform:none}}

/* Motion and navigation refinement: transform and opacity only. */
:root{--ease-out:cubic-bezier(.23,1,.32,1);--ease-in-out:cubic-bezier(.77,0,.175,1)}
.site-header{background:rgba(255,255,255,.94);backdrop-filter:blur(16px);transition:box-shadow 200ms ease,background 200ms ease}.site-header:hover{box-shadow:0 10px 30px #202a2f0b}.brand{transition:transform 180ms ease}.brand:hover{transform:translateY(-1px)}.desktop-nav{gap:9px}.desktop-nav>a,.service-menu summary{position:relative;padding:12px 14px;list-style:none;cursor:pointer;transition:color 180ms ease,background 180ms ease}.desktop-nav>a::after,.service-menu summary::after{content:'';position:absolute;right:14px;bottom:7px;left:14px;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform 180ms ease}.desktop-nav>a:hover::after,.desktop-nav>a.active::after,.service-menu summary:hover::after,.service-menu summary.active::after{transform:scaleX(1)}.service-menu summary{align-items:center;gap:8px}.chevron{font-size:15px;transition:transform 180ms var(--ease-out)}.service-menu[open] .chevron{transform:rotate(180deg)}.service-menu>div.service-flyout{top:59px;left:-14px;width:300px;background:var(--dark);border:0;border-top:3px solid var(--accent);padding:22px;box-shadow:0 20px 40px #202a2f2a;transform-origin:top left;animation:menu-in 180ms var(--ease-out)}.service-flyout>p{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:#9fb0b6;margin-bottom:13px}.service-flyout section{display:grid;gap:1px}.service-flyout section a{display:flex;align-items:center;min-height:42px;padding:9px 12px;color:white;font-size:14px;transition:background 180ms ease,padding 180ms ease}.service-flyout section a:hover{background:#ffffff12;color:white;padding-left:16px}.service-flyout .all-services{display:flex;margin-top:16px;padding-top:13px;border-top:1px solid #ffffff2b;color:#8ed3e5;font-size:13px}.header-cta{padding:11px 15px;background:var(--dark);color:white;border:0;font-size:12px;font-weight:700;transition:background 180ms ease,transform 140ms ease}.header-cta:hover{background:var(--accent);color:white;transform:translateY(-1px)}.header-cta:active{transform:translateY(1px)}
.hero{display:grid;grid-template-columns:minmax(0,48%) minmax(0,52%);min-height:510px;overflow:hidden}.hero-media{grid-column:2;position:relative;overflow:hidden}.hero-image{z-index:0}.hero-image img{animation:hero-pan 16s var(--ease-in-out) infinite alternate}.hero-shade{z-index:1;background:linear-gradient(90deg,rgba(20,31,37,.34),rgba(20,31,37,.06) 70%)}.hero-rail{position:absolute;top:0;bottom:0;left:48%;z-index:1;width:1px;background:#8bcce027;overflow:hidden}.hero-rail span{display:block;width:100%;height:22%;background:#82d3e6;animation:rail-scan 4.8s var(--ease-in-out) infinite}.hero-content{grid-column:1/2;grid-row:1;align-self:center;z-index:2;width:min(100% - var(--gutter),632px);margin-left:max(var(--gutter),calc((100vw - var(--max))/2));padding:55px 8% 55px 0}.hero h1{font-size:clamp(42px,5.1vw,76px);line-height:1.01}.hero-line{display:block}.hero .eyebrow{color:#a6d9e7}.hero-description{color:#d9e4e8;max-width:460px}.hero-enter{opacity:0;transform:translateY(16px);animation:hero-enter 700ms var(--ease-out) forwards}.hero-enter-1{animation-delay:100ms}.hero-enter-2{animation-delay:190ms}.hero-enter-3{animation-delay:270ms}.hero-enter-4{animation-delay:360ms}.hero-enter-5{animation-delay:450ms}
@keyframes hero-enter{to{opacity:1;transform:translateY(0)}}@keyframes hero-pan{from{transform:scale(1.02) translate3d(-.7%,0,0)}to{transform:scale(1.08) translate3d(.7%,-.5%,0)}}@keyframes rail-scan{0%,15%{transform:translateY(-120%)}48%,55%{transform:translateY(360%)}100%{transform:translateY(520%)}}@keyframes menu-in{from{opacity:0;transform:translateY(-7px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(prefers-reduced-motion:no-preference){.motion-ready{transition:opacity 650ms var(--ease-out) var(--reveal-delay,0ms),transform 650ms var(--ease-out) var(--reveal-delay,0ms)}.tank-photo img,.company-photo img{transition:transform 800ms var(--ease-in-out)}}@media(hover:hover) and (pointer:fine){.tank-photo:hover img,.company-photo:hover img{transform:scale(1.025)}}
@media(max-width:767px){.mobile-menu>summary i{display:block;width:24px;height:1px;background:var(--ink);transition:transform 180ms var(--ease-out)}.mobile-menu[open]>summary i:first-child{transform:translateY(4px) rotate(45deg)}.mobile-menu[open]>summary i:last-child{transform:translateY(-4px) rotate(-45deg)}.mobile-menu nav{min-height:calc(100dvh - 72px);background:var(--dark);padding:24px var(--gutter) 38px;border-bottom:3px solid var(--accent);box-shadow:0 20px 30px #202a2f29;transform-origin:top;animation:menu-in 220ms var(--ease-out)}.mobile-menu-top{display:flex;justify-content:space-between;gap:15px;color:#a8bbc1;padding-bottom:28px;border-bottom:1px solid #ffffff25;margin-bottom:10px;font-size:12px}.mobile-menu-top span{max-width:230px}.mobile-menu-top small{text-transform:uppercase;letter-spacing:.13em}.mobile-menu nav a{color:white;border-color:#ffffff1c;font-size:17px}.mobile-menu nav a:hover{color:#8ed3e5}.mobile-menu nav strong{color:#8ed3e5;letter-spacing:.14em;margin-top:26px}.mobile-menu .mobile-contact{margin-top:26px;padding:14px 17px;background:var(--accent);border:0;font-size:14px;font-weight:700}.hero{display:block;min-height:570px}.hero-media{position:absolute;inset:0}.hero-image img{object-position:66% center}.hero-shade{background:linear-gradient(90deg,#142027ee 0%,#142027bc 58%,#14202750)}.hero-rail{left:auto;right:24px;background:#8bcce04f}.hero-content{position:relative;width:calc(100% - var(--gutter)*2);margin-inline:auto;padding:72px 0 64px}.hero h1{font-size:clamp(36px,7.9vw,58px)}}
@media(prefers-reduced-motion:reduce){.hero-enter{opacity:1;transform:none}}

/* Premium reveal: a one-time twelve-panel material shutter, left to right. */
.hero-image img{animation:hero-image-settle 1100ms var(--ease-in-out) 90ms both}.hero-reveal{position:absolute;inset:0;z-index:3;display:grid;grid-template-columns:repeat(12,1fr);pointer-events:none}.hero-reveal span{background:var(--dark);transform:translateX(0);animation:hero-panel-out 700ms var(--ease-out) forwards}.hero-reveal span:nth-child(1){animation-delay:0ms}.hero-reveal span:nth-child(2){animation-delay:45ms}.hero-reveal span:nth-child(3){animation-delay:90ms}.hero-reveal span:nth-child(4){animation-delay:135ms}.hero-reveal span:nth-child(5){animation-delay:180ms}.hero-reveal span:nth-child(6){animation-delay:225ms}.hero-reveal span:nth-child(7){animation-delay:270ms}.hero-reveal span:nth-child(8){animation-delay:315ms}.hero-reveal span:nth-child(9){animation-delay:360ms}.hero-reveal span:nth-child(10){animation-delay:405ms}.hero-reveal span:nth-child(11){animation-delay:450ms}.hero-reveal span:nth-child(12){animation-delay:495ms}@keyframes hero-image-settle{from{transform:scale(1.06)}to{transform:scale(1)}}@keyframes hero-panel-out{to{transform:translateX(105%)}}

/* Native details keeps its no-JavaScript behaviour. With JavaScript, WAAPI owns entry and exit. */
.motion-ui .service-menu>div.service-flyout{opacity:0;pointer-events:none;transform:translateY(-7px) scale(.95);animation:none}.motion-ui .service-menu[data-open="true"]>div.service-flyout{opacity:1;pointer-events:auto;transform:translateY(0) scale(1)}
@media(prefers-reduced-motion:reduce){.hero-image img,.hero-reveal span{animation:none}.hero-image img{transform:none}.hero-reveal{display:none}.motion-ui .service-menu>div.service-flyout{transition:none}}

/* Home hero: quiet asymmetric split, based on the clarity of the original GMC layout. */
.hero{display:block;min-height:0;height:auto;background:var(--paper);color:var(--ink);overflow:visible}.hero-layout{min-height:clamp(530px,calc(100svh - 78px),650px);display:grid;grid-template-columns:minmax(0,46%) minmax(0,54%);align-items:stretch}.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(68px,8vw,118px) clamp(36px,6vw,88px) clamp(72px,8vw,120px) 0}.hero .eyebrow{color:var(--accent);margin-bottom:20px}.hero h1{max-width:520px;font-size:clamp(43px,4.75vw,72px);letter-spacing:-.052em;line-height:1.01}.hero-rule{height:3px;width:58px;background:var(--accent);margin:31px 0 0}.hero-description{color:var(--muted);font-size:17px;max-width:440px;margin-top:22px;margin-bottom:30px}.hero .button{align-self:flex-start;background:var(--dark);color:white}.hero .button:hover{background:var(--accent);color:white}.hero-layout>.hero-media{position:relative;grid-column:2;grid-row:1;display:block;align-self:stretch;min-width:0;overflow:visible;clip-path:polygon(10% 0,100% 0,100% 100%,0 100%);background:var(--dark)}.hero-layout>.hero-media picture{position:absolute;inset:0;overflow:hidden}.hero-layout>.hero-media img{width:100%;height:100%;object-position:center;transform:none;animation:none}.hero-layout>.hero-media::before{content:'';position:absolute;z-index:1;inset:0;background:linear-gradient(90deg,#202a2f43,transparent 38%);pointer-events:none}.hero-layout>.hero-media figcaption{position:absolute;z-index:2;right:22px;bottom:16px;margin:0;max-width:220px;color:#f2f7f8;text-align:right;text-shadow:0 1px 10px #202a2faa}.hero-enter{animation:hero-enter 580ms var(--ease-out) forwards}.hero-enter-1{animation-delay:80ms}.hero-enter-2{animation-delay:150ms}.hero-enter-3{animation-delay:230ms}.hero-enter-4{animation-delay:280ms}.hero-enter-5{animation-delay:340ms}
@media(max-width:767px){.hero{min-height:0}.hero-layout{width:100%;min-height:0;display:flex;flex-direction:column}.hero-copy{order:2;width:calc(100% - var(--gutter)*2);margin-inline:auto;padding:46px 0 56px}.hero h1{font-size:clamp(39px,10vw,55px)}.hero-layout>.hero-media{order:1;width:100%;height:min(54vw,320px);clip-path:none}.hero-layout>.hero-media picture{position:relative;display:block;height:100%}.hero-layout>.hero-media img{object-position:center 62%}.hero-layout>.hero-media::before{background:linear-gradient(90deg,#202a2f20,transparent)}.hero-layout>.hero-media figcaption{right:18px;bottom:12px;font-size:10px}.hero-rule{margin-top:25px}.hero-description{margin-top:19px}.hero .button{margin-top:0}}

/* Final art direction: a field-facing, technical corporate presence. */
:root{--ink:#162328;--coal:#101a1e;--steel:#59686e;--signal:#6fa8ba;--line:#c9d2d4;--paper:#f4f6f5}
body{font-family:"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper)}h1,h2,h3,.service-name,.eyebrow,.index-number,.step,.credibility-grid strong{font-family:Bahnschrift,"Arial Narrow","Segoe UI",sans-serif;font-stretch:condensed;letter-spacing:-.025em}.site-header{transition:background-color .28s ease,border-color .28s ease,box-shadow .28s ease,color .28s ease}body[data-page="index"] .site-header{position:fixed;inset:0 0 auto;z-index:30;background:linear-gradient(180deg,rgba(10,20,23,.44),transparent);border-bottom-color:transparent;color:#fff}body[data-page="index"] .site-header a,body[data-page="index"] .site-header summary{color:inherit}body[data-page="index"] .site-header .brand img{filter:brightness(0) invert(1)}html.past-hero body[data-page="index"] .site-header{background:rgba(247,249,248,.98);border-bottom-color:var(--line);box-shadow:0 8px 28px rgba(11,23,27,.08);color:var(--ink)}html.past-hero body[data-page="index"] .site-header .brand img{filter:none}.header-sentinel{position:absolute;inset:1px auto auto 0;width:1px;height:1px}
.hero{position:relative;background:#243238;color:#fff;isolation:isolate}.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,23,27,.92) 0%,rgba(16,27,31,.77) 42%,rgba(16,27,31,.12) 74%);z-index:-1}.hero-layout{grid-template-columns:minmax(0,50%) minmax(0,50%);min-height:clamp(610px,94svh,760px)}.hero-copy{align-self:end;padding:clamp(10rem,20vh,13rem) clamp(2rem,7vw,8rem) clamp(4rem,9vh,7rem) 0;color:#fff}.hero-copy h1{max-width:10ch;font-size:clamp(3.8rem,7.1vw,7.2rem);line-height:.91;letter-spacing:-.06em}.hero-description{color:#d6e0e1;max-width:37ch}.hero-rule{background:var(--signal)}.hero-layout>.hero-media{position:absolute;z-index:-2;inset:0;width:100%;height:100%;margin:0;clip-path:none}.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,23,27,.58),transparent 66%)}.hero-media picture,.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center}.hero-media figcaption{left:auto;right:1.2rem;bottom:1.15rem;background:rgba(15,27,31,.7);color:#dbe4e6;border-left:2px solid var(--signal);font-size:.63rem;letter-spacing:.08em;text-transform:uppercase}.hero-caption{display:none}.hero .button{background:var(--signal);color:#0d1b20}.hero .button:hover{background:#d6e8ed;color:#102126}.service-index{margin-top:0;position:relative;z-index:3;background:#edf1f0;border-top:1px solid rgba(255,255,255,.18)}.service-index a{min-height:112px;padding:1.7rem 1.3rem}.service-index a:hover{background:#fff;transform:none}.service-index a::after{background:var(--signal)}
.credibility-band{background:var(--coal);color:#eaf0ef;background-image:linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:calc((100% - 2rem)/4) 100%}.credibility-grid{min-height:148px;display:grid;grid-template-columns:1.25fr repeat(3,1fr);align-items:stretch}.credibility-grid>p,.credibility-grid article{margin:0;padding:2rem 1.5rem;border-left:1px solid rgba(255,255,255,.15);display:flex;flex-direction:column;justify-content:center}.credibility-grid>p{padding-left:0;border:0;color:#9fb3b9;font-size:.72rem;letter-spacing:.13em;text-transform:uppercase}.credibility-grid strong{font-size:1.55rem;color:#fff}.credibility-grid span{margin-top:.3rem;color:#b5c1c3;font-size:.83rem}.focus-intro{padding-top:clamp(5.5rem,11vw,9rem)}.piping-feature,.containment-feature,.company-feature{border-top:1px solid var(--line);padding-top:2.2rem}.feature-copy h2{font-size:clamp(2.7rem,5vw,5.3rem);line-height:.95}.piping-photo,.tank-photo,.containment-photo,.company-photo{overflow:hidden;background:#ccd4d5}.piping-photo img,.tank-photo img,.containment-photo img,.company-photo img{transition:transform .9s cubic-bezier(.2,.8,.2,1)}.piping-feature:hover img,.tank-feature:hover img,.containment-feature:hover img,.company-feature:hover img{transform:scale(1.035)}.tank-feature{background:var(--coal);color:#f4f7f6}.tank-feature .service-name,.tank-feature p{color:#c8d3d4}.tank-feature .text-link{color:#cce7ef}.tank-heading h2{font-size:clamp(3rem,6.4vw,6.8rem);letter-spacing:-.06em;line-height:.9}.other-section{background:#dce6e7}.technical-section{background:#1c2a2f}.technical-section h2,.technical-section h3{color:#f4f8f7}.technical-section .intro,.technical-section p{color:#c0ced0}.contact-band{position:relative;background:#0e191d;overflow:hidden}.contact-band::before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 0 54%,rgba(103,164,183,.18) 54% 55%,transparent 55%),repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 128px);pointer-events:none}.contact-band-inner{position:relative}.contact-band h2{font-size:clamp(3.1rem,6vw,6.3rem);letter-spacing:-.055em;line-height:.88}.contact-band .button{background:var(--signal);color:#102126}.contact-band .button:hover{background:#fff}.contact-layout form{border-top:4px solid var(--signal);box-shadow:0 20px 55px rgba(18,34,39,.12)}
@media(max-width:767px){body[data-page="index"] .site-header{position:absolute}.hero::before{background:linear-gradient(180deg,rgba(10,20,23,.2),rgba(10,20,23,.72))}.hero-layout{min-height:690px}.hero-copy{padding:8.7rem 1.35rem 3.2rem;align-self:end}.hero-copy h1{font-size:clamp(3.25rem,15vw,5.2rem)}.hero-media figcaption{right:.8rem;bottom:.8rem;max-width:235px}.hero-layout>.hero-media{clip-path:none}.credibility-grid{grid-template-columns:1fr}.credibility-grid>p,.credibility-grid article{padding:1.2rem 0;border-left:0;border-bottom:1px solid rgba(255,255,255,.14)}.credibility-grid article:last-child{border-bottom:0}.credibility-grid strong{font-size:1.35rem}.service-index a{min-height:72px}.tank-heading h2{font-size:clamp(3rem,13vw,5rem)}.contact-band h2{font-size:clamp(3rem,14vw,4.8rem)}}
@media(prefers-reduced-motion:no-preference){.piping-photo.motion-ready,.tank-photo.motion-ready,.containment-photo.motion-ready,.company-photo.motion-ready{opacity:1;transform:none;clip-path:inset(0 100% 0 0);transition:clip-path .9s cubic-bezier(.16,1,.3,1) var(--reveal-delay,0ms)}.piping-photo.motion-ready.visible,.tank-photo.motion-ready.visible,.containment-photo.motion-ready.visible,.company-photo.motion-ready.visible{clip-path:inset(0 0 0 0)}}

/* Laptop calibration and a quiet, product-style top navigation. */
.header-inner{min-height:68px}.brand img{width:76px;height:auto}.desktop-nav{gap:2px}.desktop-nav>a,.service-menu>summary{padding:9px 11px;font-size:.78rem;font-weight:650;letter-spacing:0;color:inherit}.service-menu>summary .chevron{margin-left:5px;font-size:.82rem;opacity:.62}.desktop-nav>a::after,.service-menu>summary::after{display:none}.desktop-nav>a:hover,.service-menu>summary:hover,.desktop-nav>a.active,.service-menu>summary.active{background:rgba(255,255,255,.12);border-radius:5px}.service-flyout{top:calc(100% + 10px);border-radius:7px;box-shadow:0 14px 34px rgba(10,22,26,.18)}.language{margin-left:10px}.language a{font-size:.68rem}.header-cta{display:none}
.hero-layout{min-height:clamp(510px,78svh,620px)}.hero-copy{padding-top:clamp(7.5rem,15vh,9.5rem);padding-bottom:clamp(3.2rem,7vh,4.5rem)}.hero-copy h1{max-width:12ch;font-size:clamp(3rem,5.25vw,4.85rem);line-height:.94;letter-spacing:-.055em}.hero-description{font-size:1rem;line-height:1.55;max-width:40ch}.hero .eyebrow{font-size:.68rem;margin-bottom:15px}.hero-rule{margin-top:23px}.hero .button{padding:12px 16px;font-size:.76rem}.service-index a{min-height:88px;padding:1.25rem 1rem;font-size:.95rem}.credibility-grid{min-height:118px}.credibility-grid>p,.credibility-grid article{padding:1.45rem 1.15rem}.credibility-grid strong{font-size:1.28rem}.credibility-grid span{font-size:.76rem}.focus-intro{padding-top:clamp(4rem,7vw,6rem)}.focus-intro h2,.feature-copy h2,.tank-heading h2,.contact-band h2{font-size:clamp(2.45rem,4.25vw,4.15rem);line-height:.96}.section{padding-top:clamp(4rem,7vw,6.5rem);padding-bottom:clamp(4rem,7vw,6.5rem)}
html.past-hero body[data-page="index"] .desktop-nav>a:hover,html.past-hero body[data-page="index"] .service-menu>summary:hover,html.past-hero body[data-page="index"] .desktop-nav>a.active,html.past-hero body[data-page="index"] .service-menu>summary.active{background:#e4ebeb}@media(max-width:767px){.hero-layout{min-height:620px}.hero-copy{padding-top:7.5rem}.hero-copy h1{font-size:clamp(2.9rem,13vw,4.25rem)}.desktop-nav{display:none}.header-actions>.language{display:none}.mobile-menu{display:block}}

/* Header reset based on the supplied reference: light, compact and deliberately quiet. */
body[data-page="index"] .site-header,html.past-hero body[data-page="index"] .site-header{background:rgba(249,248,249,.98);border-bottom:1px solid #ece8eb;box-shadow:none;color:#1f2022}body[data-page="index"] .site-header .brand img{filter:none}.header-inner{min-height:56px}.desktop-nav{gap:7px;margin-left:24px}.desktop-nav>a,.service-menu>summary{padding:7px 5px;font-family:"Segoe UI",Arial,sans-serif;font-size:12px;font-weight:520;letter-spacing:0;color:#202124}.desktop-nav>a:hover,.service-menu>summary:hover,.desktop-nav>a.active,.service-menu>summary.active,html.past-hero body[data-page="index"] .desktop-nav>a:hover,html.past-hero body[data-page="index"] .service-menu>summary:hover,html.past-hero body[data-page="index"] .desktop-nav>a.active,html.past-hero body[data-page="index"] .service-menu>summary.active{background:transparent;color:#151719}.service-menu>summary .chevron{display:inline-block;width:5px;height:5px;margin:0 0 3px 5px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);opacity:.58}.service-menu[open]>summary .chevron,.service-menu[data-open="true"]>summary .chevron{transform:rotate(225deg);margin-bottom:0}.service-flyout{top:calc(100% + 8px);min-width:218px;border:1px solid #e6e4e5;border-radius:6px;box-shadow:0 14px 30px rgba(30,27,29,.10)}.language{margin-left:18px}.language a{font-size:10px;font-weight:600;color:#4a4a4d}@media(max-width:767px){body[data-page="index"] .site-header{background:#fff;color:#202124}.header-inner{min-height:60px}.brand img{width:70px}}
body[data-page="index"] .site-header{background:linear-gradient(180deg,rgba(10,20,23,.44),transparent);border-bottom-color:transparent;box-shadow:none;color:#fff}body[data-page="index"] .site-header .brand img{filter:brightness(0) invert(1)}html.past-hero body[data-page="index"] .site-header{background:rgba(247,249,248,.98);border-bottom-color:var(--line);box-shadow:0 8px 28px rgba(11,23,27,.08);color:var(--ink)}html.past-hero body[data-page="index"] .site-header .brand img{filter:none}.header-inner{min-height:68px}.desktop-nav{gap:2px;margin-left:0}.desktop-nav>a,.service-menu>summary{padding:9px 11px;font-size:.78rem;font-weight:650;letter-spacing:0;color:inherit}.desktop-nav>a:hover,.service-menu>summary:hover,.desktop-nav>a.active,.service-menu>summary.active,html.past-hero body[data-page="index"] .desktop-nav>a:hover,html.past-hero body[data-page="index"] .service-menu>summary:hover,html.past-hero body[data-page="index"] .desktop-nav>a.active,html.past-hero body[data-page="index"] .service-menu>summary.active{background:rgba(255,255,255,.12);color:inherit;border-radius:5px}.service-menu>summary .chevron{width:5px;height:5px;margin:0 0 3px 5px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);opacity:.7}.service-menu[open]>summary .chevron,.service-menu[data-open="true"]>summary .chevron{transform:rotate(225deg);margin-bottom:0}.service-flyout{top:calc(100% + 10px);border-radius:7px;box-shadow:0 14px 34px rgba(10,22,26,.18)}.language{margin-left:10px}.language a{font-size:.68rem;color:inherit}@media(max-width:767px){body[data-page="index"] .site-header{background:#fff;color:#202124}.header-inner{min-height:66px}.brand img{width:79px}}
/* Header alignment and contrast corrections. */
.header-inner{min-height:78px}.brand{width:142px}.brand img{width:116px;height:68px}.desktop-nav{margin-left:auto}.other-section{background:#17252a;color:#fff}.other-layout h2{color:#fff}.other-layout p{color:#d0dcde}.other-layout .text-link{color:#fff;border-color:#90a2a6}.other-links a{color:#f2f6f6;border-bottom-color:#52656a}.other-links a:hover{color:#9bd7e8}@media(max-width:767px){.header-inner{min-height:66px}.brand{width:112px}.brand img{width:92px;height:58px}}

/* New home composition: image-led editorial split, deliberately separate from the prior full-bleed hero. */
body[data-page="index"] .site-header,html.past-hero body[data-page="index"] .site-header{position:sticky;background:#f7f8f7;border-bottom:1px solid #d9e0e0;box-shadow:none;color:var(--ink)}body[data-page="index"] .site-header .brand img,html.past-hero body[data-page="index"] .site-header .brand img{filter:none}.hero{background:#eef2f1;color:var(--ink);isolation:auto}.hero::before{display:none}.hero-layout{min-height:clamp(510px,calc(100svh - 78px),620px);display:grid;grid-template-columns:minmax(0,56%) minmax(330px,44%);gap:0;align-items:stretch}.hero-layout>.hero-media{position:relative;z-index:auto;inset:auto;grid-column:1;grid-row:1;width:auto;height:auto;margin:0;clip-path:none;overflow:hidden;background:#233438}.hero-media::after{display:block;background:linear-gradient(90deg,rgba(13,28,32,.12),rgba(13,28,32,.02) 55%,rgba(13,28,32,.35))}.hero-media picture,.hero-media img{height:100%;min-height:100%;object-fit:cover;object-position:center}.hero-media figcaption{right:0;bottom:0;left:auto;background:#17262b;color:#e5f0f1;border-left:0;border-top:2px solid var(--signal);padding:8px 11px;max-width:245px;text-align:left}.hero-copy{grid-column:2;grid-row:1;align-self:center;display:flex;padding:clamp(3.5rem,7vw,6.5rem) clamp(2rem,5vw,5.5rem);color:var(--ink);background:#eef2f1}.hero-copy .eyebrow{color:#477585}.hero-copy h1{max-width:8ch;font-size:clamp(3rem,4.7vw,5.2rem);line-height:.91;letter-spacing:-.065em}.hero-description{color:#526469;max-width:30ch;font-size:1rem}.hero-rule{background:#6fa8ba}.hero .button{background:#17272c;color:#fff}.hero .button:hover{background:#5f9caf;color:#fff}.service-index{max-width:none;width:100%;padding-inline:max(var(--gutter),calc((100% - var(--max))/2));background:#fff;border-top:0;border-bottom:1px solid #d9e0e0}.service-index a{min-height:80px;background:#fff}.credibility-band{background:#e5ebea;color:var(--ink);background-image:none}.credibility-grid>p{color:#607176}.credibility-grid article{border-left-color:#bdc9ca}.credibility-grid strong{color:#18272b}.credibility-grid span{color:#52656a}.tank-feature{background:#e7eeee;color:var(--ink)}.tank-feature .service-name,.tank-feature p{color:#52656a}.tank-feature .text-link{color:#1b4d5d}.technical-section{background:#f0f3f2}.technical-section h2,.technical-section h3{color:#17262b}.technical-section .intro,.technical-section p{color:#52656a}.contact-band{background:#203339}.contact-band::before{background:linear-gradient(110deg,transparent 0 54%,rgba(126,194,215,.19) 54% 55%,transparent 55%),repeating-linear-gradient(90deg,rgba(255,255,255,.04) 0 1px,transparent 1px 128px)}
@media(max-width:767px){body[data-page="index"] .site-header{position:sticky}.hero-layout{display:flex;flex-direction:column;min-height:0}.hero-layout>.hero-media{order:1;width:100%;height:min(64vw,390px)}.hero-copy{order:2;width:100%;padding:3rem var(--gutter) 3.5rem;align-self:auto}.hero-copy h1{font-size:clamp(3rem,13vw,4.5rem);max-width:10ch}.hero-media figcaption{font-size:.58rem}.credibility-band{background:#e5ebea}.credibility-grid article{border-bottom-color:#bdc9ca}}

/* Restore the established home direction; differentiate the service sequence through motion and composition. */
body[data-page="index"] .site-header{position:fixed;background:linear-gradient(180deg,rgba(10,20,23,.44),transparent);border-bottom-color:transparent;color:#fff}body[data-page="index"] .site-header .brand img{filter:brightness(0) invert(1)}html.past-hero body[data-page="index"] .site-header{background:rgba(247,249,248,.98);border-bottom-color:var(--line);box-shadow:0 8px 28px rgba(11,23,27,.08);color:var(--ink)}html.past-hero body[data-page="index"] .site-header .brand img{filter:none}.hero{background:#243238;color:#fff;isolation:isolate}.hero::before{display:block;z-index:1;background:linear-gradient(90deg,rgba(12,23,27,.92) 0%,rgba(16,27,31,.77) 42%,rgba(16,27,31,.12) 74%)}.hero-layout{position:relative;min-height:clamp(510px,78svh,620px);display:grid;grid-template-columns:minmax(0,50%) minmax(0,50%);gap:0}.hero-layout>.hero-media{position:absolute;z-index:0;inset:0;grid-column:auto;grid-row:auto;width:100%;height:100%;margin:0;overflow:hidden;background:#243238}.hero-media::after{display:block;z-index:1;background:linear-gradient(90deg,rgba(12,23,27,.58),transparent 66%)}.hero-media picture,.hero-media img{height:100%;min-height:0;object-fit:cover;object-position:center}.hero-copy{position:relative;z-index:2;grid-column:1;grid-row:1;align-self:end;display:flex;padding:clamp(7.5rem,15vh,9.5rem) clamp(2rem,7vw,8rem) clamp(3.2rem,7vh,4.5rem) 0;color:#fff;background:transparent}.hero-copy .eyebrow{color:#d6e4e7}.hero-copy h1{max-width:12ch;font-size:clamp(3rem,5.25vw,4.85rem);line-height:.94;letter-spacing:-.055em}.hero-description{color:#d6e0e1;max-width:37ch;font-size:1rem}.hero-rule{background:var(--signal)}.hero .button{background:var(--signal);color:#0d1b20}.hero .button:hover{background:#d6e8ed;color:#102126}.service-index{max-width:var(--max);width:calc(100% - var(--gutter)*2);padding-inline:0;background:#edf1f0;border-top:1px solid rgba(255,255,255,.18);border-bottom:0}.service-index a{min-height:88px;background:transparent}.credibility-band{background:var(--coal);color:#eaf0ef;background-image:linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:calc((100% - 2rem)/4) 100%}.credibility-grid>p{color:#9fb3b9}.credibility-grid article{border-left-color:rgba(255,255,255,.15)}.credibility-grid strong{color:#fff}.credibility-grid span{color:#b5c1c3}.tank-feature{background:var(--coal);color:#f4f7f6}.tank-feature .service-name,.tank-feature p{color:#c8d3d4}.tank-feature .text-link{color:#cce7ef}.technical-section{background:#1c2a2f}.technical-section h2,.technical-section h3{color:#f4f8f7}.technical-section .intro,.technical-section p{color:#c0ced0}
@media(prefers-reduced-motion:no-preference){.service-copy-left.motion-ready{transform:translateX(-30px)}.service-copy-right.motion-ready{transform:translateX(30px)}.service-copy-up.motion-ready{transform:translateY(24px)}.service-image-right.motion-ready,.service-image-left.motion-ready,.service-image-up.motion-ready{opacity:1;transform:none;transition:clip-path .82s cubic-bezier(.16,1,.3,1) var(--reveal-delay,0ms)}.service-image-right.motion-ready{clip-path:inset(0 100% 0 0)}.service-image-left.motion-ready{clip-path:inset(0 0 0 100%)}.service-image-up.motion-ready{clip-path:inset(100% 0 0 0)}.service-image-right.motion-ready.visible,.service-image-left.motion-ready.visible,.service-image-up.motion-ready.visible{clip-path:inset(0)}}
@media(max-width:767px){body[data-page="index"] .site-header{position:absolute;background:linear-gradient(180deg,rgba(10,20,23,.44),transparent);color:#fff}.hero-layout{display:flex;flex-direction:column;min-height:620px}.hero-layout>.hero-media{position:absolute;order:auto;width:100%;height:100%}.hero-copy{order:auto;width:100%;padding:8rem var(--gutter) 3.4rem;align-self:end}.hero-copy h1{font-size:clamp(2.9rem,13vw,4.25rem)}.credibility-band{background:var(--coal)}.credibility-grid article{border-bottom-color:rgba(255,255,255,.14)}}
/* A failed enhancement must never hide an image. */
html:not(.motion-ui) .reveal,html:not(.motion-ui) .service-image-right,html:not(.motion-ui) .service-image-left,html:not(.motion-ui) .service-image-up{opacity:1!important;transform:none!important;clip-path:inset(0)!important}
/* Service imagery must remain available even if an entrance transition is interrupted. */
figure.service-image-right,figure.service-image-left,figure.service-image-up,figure.service-image-right.motion-ready,figure.service-image-left.motion-ready,figure.service-image-up.motion-ready{opacity:1!important;clip-path:inset(0)!important;transform:none!important}figure.service-image-right picture,figure.service-image-left picture,figure.service-image-up picture{background:#d8e1e2}figure.service-image-right img,figure.service-image-left img,figure.service-image-up img{animation:service-image-settle .8s cubic-bezier(.16,1,.3,1) both}@keyframes service-image-settle{from{transform:scale(1.045)}to{transform:scale(1)}}
figure.company-photo,figure.company-photo.motion-ready{opacity:1!important;clip-path:inset(0)!important;transform:none!important}figure.company-photo picture{background:#d8e1e2}figure.company-photo img{animation:service-image-settle .8s cubic-bezier(.16,1,.3,1) both}

/* Site-wide motion pass: strong enough to register, restrained enough for an industrial audience. */
@media(prefers-reduced-motion:no-preference){
 .reveal.motion-ready{opacity:0;filter:blur(7px);transform:translateY(38px);transition:opacity .72s cubic-bezier(.16,1,.3,1) var(--reveal-delay,0ms),transform .82s cubic-bezier(.16,1,.3,1) var(--reveal-delay,0ms),filter .7s ease var(--reveal-delay,0ms)}
 .reveal.motion-ready.visible{opacity:1;filter:blur(0);transform:translateY(0)}
 .service-copy-left.motion-ready{transform:translateX(-52px)}.service-copy-right.motion-ready{transform:translateX(52px)}.service-copy-up.motion-ready{transform:translateY(38px)}
 .service-copy-left.motion-ready.visible,.service-copy-right.motion-ready.visible,.service-copy-up.motion-ready.visible{transform:translate(0)}
 .hero-media img{animation:hero-photo-drift 15s cubic-bezier(.33,0,.14,1) both}.hero-copy .hero-enter{animation-duration:.76s}.hero-copy .hero-enter-2,.hero-copy .hero-enter-3{animation-delay:.16s}.hero-copy .hero-enter-4{animation-delay:.3s}.hero-copy .hero-enter-5{animation-delay:.42s}
 .service-index a{opacity:0;animation:service-tab-in .65s cubic-bezier(.16,1,.3,1) forwards}.service-index a:nth-child(1){animation-delay:.35s}.service-index a:nth-child(2){animation-delay:.46s}.service-index a:nth-child(3){animation-delay:.57s}
 .process li{transition:border-color .35s ease,transform .35s ease}.process li:hover{border-color:var(--signal);transform:translateY(-5px)}.technical article{transition:transform .35s ease,border-color .35s ease}.technical article:hover{transform:translateY(-6px);border-color:var(--signal)}
 .other-links a{transition:padding-left .3s cubic-bezier(.16,1,.3,1),color .25s ease}.other-links a:hover{padding-left:12px}
}
@keyframes hero-photo-drift{from{transform:scale(1.07) translateX(-1.2%)}to{transform:scale(1) translateX(0)}}@keyframes service-tab-in{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

/* Operational capacity: an editorial pause between services and company profile. */
.execution-section{background:#dce6e7;border-block:1px solid #c3d0d2}.execution-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(3rem,9vw,10rem);padding-block:clamp(5rem,9vw,8rem);align-items:start}.execution-intro h2{max-width:10ch;font-size:clamp(2.6rem,4.4vw,4.6rem);line-height:.94}.execution-intro>p:last-child{margin-top:1.6rem;font-size:1.05rem;color:#43565b;max-width:42ch}.execution-cards{display:grid;gap:0;border-top:1px solid #7f969b}.execution-cards article{display:grid;grid-template-columns:58px 1fr;column-gap:1.3rem;padding:1.55rem 0 1.75rem;border-bottom:1px solid #9aaeb1;transition:padding .35s cubic-bezier(.16,1,.3,1),background .35s ease}.execution-cards article>span{grid-row:span 2;color:#3b778b;font-family:Consolas,monospace;font-size:.72rem;padding-top:.35rem}.execution-cards h3{font-size:clamp(1.35rem,2vw,1.85rem);line-height:1.05}.execution-cards p{grid-column:2;margin-top:.7rem;color:#52666b;font-size:.94rem}.execution-cards article:hover{padding-left:.8rem;background:rgba(255,255,255,.32)}
@media(max-width:767px){.execution-layout{grid-template-columns:1fr;gap:2.5rem;padding-block:4.3rem}.execution-intro h2{max-width:12ch}.execution-cards article{grid-template-columns:42px 1fr}.execution-cards h3{font-size:1.45rem}}

/* Keep the navigation legible after the home header changes state. */
html.past-hero body[data-page="index"] .site-header{background:#14262b;border-bottom-color:#30464c;box-shadow:0 8px 24px rgba(8,18,21,.18);color:#fff}html.past-hero body[data-page="index"] .site-header .brand img{filter:brightness(0) invert(1)}html.past-hero body[data-page="index"] .desktop-nav>a,html.past-hero body[data-page="index"] .service-menu>summary,html.past-hero body[data-page="index"] .language a{color:#fff}html.past-hero body[data-page="index"] .desktop-nav>a:hover,html.past-hero body[data-page="index"] .service-menu>summary:hover,html.past-hero body[data-page="index"] .desktop-nav>a.active,html.past-hero body[data-page="index"] .service-menu>summary.active{background:rgba(255,255,255,.12);color:#fff}

/* Execution framework: a visual, contract-ready capability rail. */
.execution-framework{grid-column:1/-1;margin-top:clamp(1rem,3vw,3rem);padding-top:1.4rem;border-top:1px solid #8ba0a4}.execution-framework>p{font-size:.7rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:#406d7c;margin-bottom:1rem}.execution-framework ol{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:0;list-style:none;border:1px solid #9baeb1;background:rgba(255,255,255,.27)}.execution-framework li{min-height:158px;padding:1.25rem;border-right:1px solid #9baeb1;display:flex;flex-direction:column;transition:background .3s ease,transform .3s cubic-bezier(.16,1,.3,1)}.execution-framework li:last-child{border-right:0}.execution-framework li:hover{background:#1b3036;color:#fff;transform:translateY(-5px)}.execution-framework li span{font-family:Consolas,monospace;font-size:.68rem;color:#477d8d}.execution-framework li strong{margin-top:auto;font-family:Bahnschrift,"Arial Narrow","Segoe UI",sans-serif;font-size:1.2rem;line-height:1}.execution-framework li small{margin-top:.55rem;color:#53666a;font-size:.78rem;line-height:1.45}.execution-framework li:hover span{color:#95d3e5}.execution-framework li:hover small{color:#d5e4e6}@media(max-width:767px){.execution-framework ol{grid-template-columns:1fr 1fr}.execution-framework li:nth-child(2){border-right:0}.execution-framework li{min-height:145px;border-bottom:1px solid #9baeb1}.execution-framework li:nth-child(n+3){border-bottom:0}}

/* Brand state: white over the hero, original color after scrolling. */
html.past-hero body[data-page="index"] .site-header .brand img{filter:none}

/* Preserve the original-color logo against the dark scrolled header. */
html.past-hero body[data-page="index"] .site-header .brand{display:flex;align-items:center;justify-content:center;width:132px;height:52px;padding:4px 8px;background:#fff;border-radius:2px}html.past-hero body[data-page="index"] .site-header .brand img{width:108px;height:44px;object-fit:contain;filter:none}html.past-hero body[data-page="index"] .desktop-nav,html.past-hero body[data-page="index"] .header-actions{position:relative;z-index:1}html.past-hero body[data-page="index"] .service-menu>div.service-flyout{background:#14262b;color:#fff}
@media(max-width:767px){html.past-hero body[data-page="index"] .site-header .brand{width:104px;height:44px;padding:3px 6px}html.past-hero body[data-page="index"] .site-header .brand img{width:88px;height:36px}}

/* Header inversion: dark and white at the hero, light and color after scrolling. */
body[data-page="index"] .site-header{background:linear-gradient(180deg,rgba(9,20,24,.82),rgba(9,20,24,.3));color:#fff}body[data-page="index"] .site-header .brand{background:transparent;padding:0}body[data-page="index"] .site-header .brand img{filter:brightness(0) invert(1)}body[data-page="index"] .desktop-nav>a,body[data-page="index"] .service-menu>summary,body[data-page="index"] .language a{color:#fff}body[data-page="index"] .service-menu>div.service-flyout{background:#14262b;color:#fff}body[data-page="index"] .service-flyout section a{color:#fff}
html.past-hero body[data-page="index"] .site-header{background:rgba(255,255,255,.98);border-bottom-color:#d7dfe1;box-shadow:0 8px 24px rgba(13,28,32,.12);color:#16262b}html.past-hero body[data-page="index"] .site-header .brand{display:flex;width:146px;height:70px;padding:0;background:transparent}html.past-hero body[data-page="index"] .site-header .brand img{width:122px;height:66px;filter:none}html.past-hero body[data-page="index"] .desktop-nav>a,html.past-hero body[data-page="index"] .service-menu>summary,html.past-hero body[data-page="index"] .language a{color:#16262b}html.past-hero body[data-page="index"] .desktop-nav>a:hover,html.past-hero body[data-page="index"] .service-menu>summary:hover,html.past-hero body[data-page="index"] .desktop-nav>a.active,html.past-hero body[data-page="index"] .service-menu>summary.active{background:#e8eff0;color:#16262b}html.past-hero body[data-page="index"] .service-menu>div.service-flyout{background:#fff;border:1px solid #d7dfe1;color:#16262b}html.past-hero body[data-page="index"] .service-flyout>p{color:#587077}html.past-hero body[data-page="index"] .service-flyout section a{color:#16262b}html.past-hero body[data-page="index"] .service-flyout section a:hover{background:#edf3f4;color:#16262b}html.past-hero body[data-page="index"] .service-flyout .all-services{border-top-color:#d7dfe1;color:#276b80}
@media(max-width:767px){html.past-hero body[data-page="index"] .site-header .brand{width:118px;height:58px}html.past-hero body[data-page="index"] .site-header .brand img{width:104px;height:54px}}

/* Language switch follows the same header inversion. */
body[data-page="index"] .language{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.58)}body[data-page="index"] .language a{color:#fff}body[data-page="index"] .language a[aria-current]{background:#fff;color:#16262b}html.past-hero body[data-page="index"] .language{background:#edf2f3;border-color:#cbd7d9}html.past-hero body[data-page="index"] .language a{color:#16262b}html.past-hero body[data-page="index"] .language a[aria-current]{background:#16262b;color:#fff}