/* PIPELAB DESIGN TOKENS — change the colour palette here. */
:root{--bg:#080f18;--surface:#101e2d;--surface-raised:#162a3e;--text:#f2f6fa;--muted:#a6b6c6;--accent:#2daae1;--accent-bright:#a2cdef;--accent-deep:#0f70b7;--line:rgba(174,204,225,.19);--paper:#122336;--ink:#f2f6fa;--ink-muted:#aebfce;--max:1400px;--gutter:clamp(22px,5vw,84px);--font:Arial,Helvetica,sans-serif;--ease:cubic-bezier(.2,.65,.3,1);--swiss-red:#da291c;--swiss-white:#fff;--hero-video-opacity:.72;--hero-overlay-start:rgba(5,13,23,.8);--hero-overlay-end:rgba(5,13,23,.2);--hero-overlay-floor:rgba(5,13,23,.75)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,video,svg{display:block;max-width:100%}img{height:auto}::selection{background:var(--accent);color:var(--bg)}:focus-visible{outline:3px solid var(--accent);outline-offset:6px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500;line-height:1.05;letter-spacing:-.045em}p{max-width:65ch}p+p{margin-top:1em}h2{font-size:clamp(38px,4.8vw,72px)}h3{font-size:clamp(23px,2.4vw,35px)}.wrap{max-width:var(--max);margin:auto;padding-inline:var(--gutter)}.section{padding-block:110px}.eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:600;line-height:1.5}.eyebrow:before{content:"";width:24px;height:1px;background:var(--accent)}.muted{color:var(--muted)}.accent{color:var(--accent-bright)}.skip{position:absolute;top:-100px;left:24px;background:var(--accent);padding:12px;z-index:100}.skip:focus{top:15px}.site-header{position:sticky;top:0;z-index:50;background:rgba(8,15,24,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.header-inner{max-width:1600px;padding:22px var(--gutter);margin:auto;display:flex;align-items:center;gap:28px;min-height:92px}.brand{width:175px;flex-shrink:0}.brand img{width:100%;height:48px;object-fit:contain;object-position:left}.desktop-nav{display:flex;gap:27px;margin-left:auto;align-items:center}.desktop-nav>a{font-size:13px;color:var(--muted);transition:color .2s;white-space:nowrap}.desktop-nav>a:hover,.desktop-nav>a[aria-current=page]{color:var(--text)}.language{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.08em;margin-left:15px}.language span{width:1px;height:12px;background:var(--line)}.language a{color:var(--muted)}.language a[aria-current=true]{color:var(--text)}.button{display:inline-flex;gap:32px;justify-content:space-between;align-items:center;min-height:52px;padding:14px 21px;border:1px solid var(--line);font-size:13px;line-height:1.3;background:transparent;color:var(--text);transition:background .25s,border-color .25s,transform .25s}.button:hover{background:var(--surface-raised);border-color:var(--accent)}.button.primary{background:var(--accent);border-color:var(--accent);color:#071421}.button.primary:hover{background:var(--accent-bright)}.header-cta{min-height:42px;padding:11px 16px;gap:20px}.arrow{font-size:23px;line-height:1;font-weight:400}.text-link{display:inline-flex;align-items:center;gap:32px;border-bottom:1px solid var(--accent);padding-bottom:10px;font-size:14px}.text-link:hover{color:var(--accent-bright)}.menu-toggle{display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);background:transparent;color:var(--text);font-size:24px}.mobile-nav{display:none}.hero{position:relative;overflow:hidden;background:radial-gradient(ellipse at 75% 20%,#152f48 0,transparent 62%)}.hero:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.13;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:100px 100px;mask-image:linear-gradient(90deg,transparent,black)}.hero-main{position:relative;padding-top:58px;padding-bottom:60px;min-height:650px}.hero-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px}.location-label{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:12px}.status-dot{width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}.hero-grid{display:grid;grid-template-columns:1.08fr 1fr;gap:36px;align-items:center}.hero h1{font-size:clamp(62px,7.2vw,106px);line-height:.95;letter-spacing:-.065em;margin-left:-4px}.hero h1 span{display:block}.hero h1 .engineering{font-size:.81em;color:var(--accent-bright);letter-spacing:-.055em;margin-top:10px}.hero-deck{color:var(--muted);max-width:440px;font-size:17px;line-height:1.6;margin-top:30px}.hero-actions{display:flex;gap:24px;align-items:center;margin-top:30px}.film-caption{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.film-control{display:inline-flex;align-items:center;gap:7px;border:0;background:transparent;color:var(--text);font-size:11px;letter-spacing:.02em;min-height:32px;padding:4px 8px}.hero-bottom{position:relative;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line)}.hero-bottom a{padding:22px 24px 22px 0;display:flex;align-items:center;gap:18px;border-right:1px solid var(--line);font-size:13px}.hero-bottom a+a{padding-left:28px}.hero-bottom a:last-child{border-right:0}.hero-bottom small{color:var(--accent);font-size:10px}.hero-bottom .arrow{margin-left:auto;color:var(--muted)}.hero-bottom a:hover .arrow{color:var(--accent);transform:translate(3px,-3px)}.light{background:var(--paper);color:var(--ink)}.light .muted{color:var(--ink-muted)}.light .eyebrow{color:var(--ink-muted)}.intro-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:80px;align-items:start}.intro-grid .eyebrow{margin-bottom:32px}.intro-copy{padding-top:44px;font-size:18px;color:var(--ink-muted)}.intro-copy strong{color:var(--ink);font-weight:500}.disciplines{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:72px;border-top:1px solid #bbc8d0}.discipline{padding:32px 30px 0 0;position:relative}.discipline+.discipline{padding-left:30px;border-left:1px solid #c6d1d8}.discipline>span{font-size:11px;color:var(--accent-deep)}.discipline h3{margin-top:25px;margin-bottom:20px}.discipline p{font-size:14px;color:var(--ink-muted);line-height:1.7}.discipline a{display:inline-flex;margin-top:26px;color:var(--accent-deep);align-items:center;gap:22px;font-size:13px}.section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:48px}.section-head .eyebrow{margin-bottom:25px}.section-head>p{max-width:330px;color:var(--muted);font-size:15px}.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:44px 30px}.project-card{display:block}.project-card.featured{grid-column:1/-1;display:grid;grid-template-columns:1.5fr 1fr;background:var(--surface);border:1px solid var(--line)}.project-image{position:relative;overflow:hidden;aspect-ratio:1.65;background:var(--surface)}.project-image img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);filter:saturate(.75)}.project-card:hover .project-image img{transform:scale(1.035);filter:saturate(1)}.project-image:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 50%,rgba(3,12,22,.55))}.image-note{position:absolute;bottom:12px;left:16px;z-index:1;font-size:9px;letter-spacing:.08em;color:#fff;background:rgba(8,15,24,.65);padding:4px 7px}.project-number{position:absolute;top:18px;left:20px;z-index:1;font-size:11px;letter-spacing:.08em;background:var(--bg);padding:5px 9px;color:var(--accent-bright)}.project-info{padding-top:20px}.project-meta{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-bright);margin-bottom:13px}.project-title{font-size:clamp(26px,2.2vw,34px);max-width:550px;line-height:1.17}.project-card.featured .project-image{aspect-ratio:auto;min-height:390px}.project-card.featured .project-info{padding:44px;display:flex;flex-direction:column;align-items:start}.project-info>p{font-size:14px;line-height:1.65;color:var(--muted);margin-top:18px}.project-info .text-link{margin-top:28px}.project-card.featured .text-link{margin-top:auto;padding-top:28px}.project-small-bottom{display:flex;align-items:center;gap:20px;margin-top:18px;color:var(--muted);font-size:12px}.project-small-bottom .arrow{margin-left:auto}.band{background:var(--surface);border-block:1px solid var(--line)}.analysis-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:80px;align-items:center}.analysis-copy h2{margin:28px 0}.analysis-copy p{color:var(--muted);font-size:16px}.analysis-visual{background:var(--bg);border:1px solid var(--line);padding:25px}.viz-top{display:flex;justify-content:space-between;gap:10px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.viz-top>span:first-child{color:var(--accent-bright)}.profile-svg{width:100%;height:auto;margin-top:24px}.profile-svg text{font-family:Arial,sans-serif;fill:var(--muted);font-size:11px}.profile-svg .terrain{fill:var(--surface);stroke:var(--line);stroke-width:1}.profile-svg .pipe{fill:none;stroke:var(--muted);stroke-width:3}.profile-svg .hydraulic{fill:none;stroke:var(--accent);stroke-width:3;transition:d .6s}.viz-controls{display:flex;gap:6px;margin-top:15px}.viz-controls button,.filter-button{border:1px solid var(--line);background:transparent;color:var(--muted);font-size:11px;padding:10px 14px;min-height:40px}.viz-controls button[aria-pressed=true],.filter-button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--bg)}.viz-note{font-size:11px;color:var(--muted);margin-top:16px;line-height:1.5}.viz-description{margin-top:14px;color:var(--accent-bright);font-size:13px;min-height:45px}.approach-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:80px}.approach-grid h2{margin-top:28px;position:sticky;top:140px}.steps{counter-reset:steps}.step{border-top:1px solid var(--line);padding:26px 0 32px;display:grid;grid-template-columns:38px 1fr;gap:18px}.step>span{font-size:11px;color:var(--accent)}.step h3{font-size:29px;margin-bottom:16px}.step p{color:var(--muted);font-size:15px}.step small{display:block;font-size:11px;letter-spacing:.04em;color:var(--accent-bright);margin-top:18px}.about-strip{display:grid;grid-template-columns:.85fr 1.25fr;gap:90px;align-items:center}.portrait-frame{position:relative;max-width:360px;justify-self:center;width:100%;background:#d5dde2;overflow:hidden}.portrait-frame img{width:100%;aspect-ratio:.85;object-fit:cover;object-position:50% 20%;filter:grayscale(100%)}.portrait-label{position:absolute;bottom:0;left:0;right:0;padding:24px;background:linear-gradient(transparent,rgba(4,16,28,.95));color:#fff}.portrait-label strong{font-size:24px;font-weight:500;display:block}.portrait-label span{font-size:12px;color:#d1e0e9}.about-copy h2{margin:28px 0}.about-copy>p{color:var(--ink-muted);font-size:17px}.team-grid{display:grid;grid-template-columns:repeat(2,1fr);margin-top:36px;gap:18px 25px}.team-item{display:flex;align-items:baseline;gap:14px;border-top:1px solid #bdcbd5;padding-top:13px;font-size:12px;color:var(--ink-muted)}.team-item strong{font-size:30px;line-height:1;color:var(--accent-deep);font-weight:400}.about-copy .text-link{color:var(--ink);margin-top:30px}.contact-section{position:relative;background:radial-gradient(ellipse at 100% 100%,#143e5a,transparent 65%);overflow:hidden}.contact-section .contact-title{font-size:clamp(52px,7vw,104px);max-width:1000px;margin:30px 0 42px}.contact-top{display:flex;justify-content:space-between;align-items:end;gap:40px}.contact-top .button{flex-shrink:0;margin-bottom:8px}.contact-details{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;border-top:1px solid var(--line);padding-top:32px;margin-top:55px}.contact-details h3{font-size:20px;letter-spacing:-.02em;margin-bottom:16px}.contact-details p,.contact-details a{font-size:14px;color:var(--muted);line-height:1.8}.contact-details a:hover{color:var(--accent-bright)}.contact-details .office-name{color:var(--accent-bright);font-size:10px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}.site-footer{border-top:1px solid var(--line);padding-block:28px;background:var(--bg)}.footer-inner{display:flex;justify-content:space-between;gap:30px;align-items:center;color:var(--muted);font-size:11px}.footer-inner .footer-brand{font-size:12px;letter-spacing:.17em;color:var(--text)}.footer-links{display:flex;gap:22px}.page-intro{padding-block:76px 70px;background:radial-gradient(ellipse at 80% 0,#163048,transparent 65%)}.page-intro h1{font-size:clamp(54px,7vw,104px);max-width:1100px;margin-top:30px}.page-intro .lead{max-width:700px;font-size:20px;color:var(--muted);margin-top:30px}.breadcrumbs{display:flex;gap:14px;color:var(--muted);font-size:11px;margin-bottom:38px}.breadcrumbs a:hover{color:var(--accent)}.service-block{display:grid;grid-template-columns:.65fr 1.6fr;gap:80px;padding-block:64px;border-top:1px solid var(--line);scroll-margin-top:110px}.service-number{color:var(--accent);font-size:13px}.service-block h2{font-size:clamp(35px,4vw,56px);margin-bottom:24px}.service-body>p{color:var(--muted);font-size:17px}.service-list{display:grid;grid-template-columns:1fr 1fr;gap:0 35px;list-style:none;padding:0;margin:30px 0 0}.service-list li{padding:13px 0;border-top:1px solid var(--line);font-size:14px;display:flex;gap:12px}.service-list li:before{content:"↗";color:var(--accent)}.expertise-quote{background:var(--surface);padding:50px;margin-top:30px;border-left:2px solid var(--accent)}.expertise-quote p{font-size:26px;color:var(--accent-bright);max-width:800px;line-height:1.35}.filter-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:35px}.project-card[hidden]{display:none}.project-hero-image{position:relative;height:clamp(260px,38vw,530px);overflow:hidden}.project-hero-image img{width:100%;height:100%;object-fit:cover}.project-overview{display:grid;grid-template-columns:1.7fr 1fr;gap:90px}.project-facts{border-top:1px solid var(--line)}.fact{padding:19px 0;border-bottom:1px solid var(--line)}.fact dt{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}.fact dd{margin:0;font-size:16px}.story-section+.story-section{margin-top:45px}.story-section h2{font-size:34px;margin-bottom:22px}.story-section p{color:var(--muted);font-size:17px}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:46px;border-block:1px solid var(--line)}.metric{padding:25px 20px 25px 0}.metric+.metric{padding-left:20px;border-left:1px solid var(--line)}.metric strong{display:block;font-size:clamp(24px,3vw,42px);font-weight:400;letter-spacing:-.04em;color:var(--accent-bright);line-height:1.2}.metric span{font-size:11px;color:var(--muted);display:block;margin-top:8px}.project-deliverables{padding-left:20px;color:var(--muted);font-size:15px}.project-deliverables li{margin:10px 0}.next-project{padding:30px;border:1px solid var(--line);display:flex;justify-content:space-between;gap:30px;align-items:center;margin-top:70px}.next-project small{color:var(--accent);letter-spacing:.1em;text-transform:uppercase;font-size:10px}.next-project h3{margin-top:10px;font-size:26px}.contact-page-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:90px}.contact-direct>a{display:inline-block;font-size:clamp(24px,3vw,42px);letter-spacing:-.035em;border-bottom:1px solid var(--accent);margin-bottom:25px}.contact-direct>p{color:var(--muted);margin-bottom:30px}.contact-office{border-top:1px solid var(--line);padding:28px 0}.contact-office h2{font-size:32px;margin-bottom:12px}.contact-office p{color:var(--muted);font-size:15px}.contact-office .text-link{margin-top:20px;font-size:12px}.enquiry-box{background:var(--surface);border:1px solid var(--line);padding:32px}.enquiry-box h2{font-size:29px;margin-bottom:14px}.enquiry-box>p{color:var(--muted);font-size:13px}.enquiry-box form{margin-top:26px}.field{margin-top:18px}.field label{display:block;font-size:12px;margin-bottom:8px}.field input,.field textarea,.field select{display:block;width:100%;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:0;padding:13px;font-size:14px;min-height:48px}.field textarea{min-height:135px;resize:vertical}.form-note{font-size:11px;color:var(--muted);margin-block:20px}.form-status{font-size:13px;color:var(--accent-bright);margin-top:16px}.legal{max-width:900px}.legal h2{font-size:29px;margin:38px 0 18px}.legal p,.legal ul{color:var(--muted);font-size:16px}.legal a{color:var(--accent-bright);text-decoration:underline}.reveal{opacity:1}.js .reveal.ready{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.js .reveal.ready.visible{opacity:1;transform:none}.back-top{position:fixed;bottom:24px;right:24px;width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);background:var(--surface);color:var(--accent-bright);z-index:20;opacity:0;pointer-events:none;transition:opacity .2s}.back-top.show{opacity:1;pointer-events:auto}.empty-filter{padding:30px;color:var(--muted)}
/* Tonal panels stay dark throughout; all palette values can be changed above. */
.light .disciplines,.light .discipline,.light .discipline+.discipline,.light .team-item{border-color:var(--line)}
.light .discipline>span,.light .discipline a,.light .team-item strong{color:var(--accent-bright)}
.dark-team .team-item{border-color:var(--line);color:var(--muted)}.dark-team .team-item strong{color:var(--accent-bright)}
@media(min-width:1600px){.hero-main{min-height:740px;padding-top:85px}.hero h1{font-size:112px}.hero-top{margin-bottom:60px}}
@media(max-width:1100px){.header-inner{gap:18px}.desktop-nav{gap:18px}.header-cta{display:none}.hero-grid{gap:22px}.hero h1{font-size:8.3vw}.hero-main{min-height:auto;padding-block:50px}.hero-deck{font-size:15px}.hero-actions{gap:20px}.hero-actions .button{gap:16px}.section{padding-block:80px}.intro-grid,.analysis-grid,.about-strip,.approach-grid,.project-overview,.contact-page-grid{gap:45px}.project-card.featured .project-info{padding:30px}.project-card.featured .project-image{min-height:340px}.project-info>p{font-size:13px}.contact-top{display:block}.contact-top .button{margin-top:0}.contact-details{gap:25px}.hero h1 .engineering{font-size:.76em}}
@media(max-width:760px){:root{--gutter:24px}.header-inner{padding-block:13px;min-height:76px;gap:15px}.brand{width:142px}.brand img{height:40px}.desktop-nav{display:none}.language{margin-left:auto}.menu-toggle{display:block;margin-left:8px}.mobile-nav.open{display:flex;position:fixed;z-index:49;inset:76px 0 0;background:var(--bg);padding:35px 24px;flex-direction:column;gap:10px;overflow:auto;min-height:calc(100dvh - 76px)}.mobile-nav>a{font-size:32px;padding:16px 0;border-bottom:1px solid var(--line);letter-spacing:-.04em}.mobile-nav .mobile-location{margin-top:auto;color:var(--muted);font-size:12px;letter-spacing:.08em;padding-top:30px}.hero-main{padding-top:30px;padding-bottom:36px}.hero-top{margin-bottom:35px;align-items:start;gap:20px}.hero-top .eyebrow{font-size:9px;max-width:185px}.location-label{font-size:9px;gap:6px;text-align:right;line-height:1.7;max-width:90px}.hero-grid{display:block}.hero h1{font-size:clamp(64px,16vw,112px)}.hero h1 .engineering{font-size:.76em}.hero-deck{font-size:16px;max-width:480px;margin-top:23px}.hero-actions{margin-top:25px}.film-caption{padding:8px 12px;font-size:9px}.hero-bottom{grid-template-columns:1fr}.hero-bottom a{padding:18px 0;border-right:0;border-bottom:1px solid var(--line)}.hero-bottom a+a{padding-left:0}.hero-bottom a:last-child{border-bottom:0}.section{padding-block:65px}.intro-grid,.analysis-grid,.about-strip,.approach-grid,.project-overview,.contact-page-grid{grid-template-columns:1fr;gap:36px}.intro-grid .eyebrow{margin-bottom:25px}.intro-copy{padding-top:0;font-size:16px}.disciplines{grid-template-columns:1fr;margin-top:40px}.discipline,.discipline+.discipline{padding:26px 0;border-left:0;border-bottom:1px solid #bdcbd5}.discipline h3{margin:14px 0;font-size:29px}.discipline a{margin-top:20px}.section-head{display:block;margin-bottom:30px}.section-head>p{margin-top:24px;max-width:100%}.project-grid{grid-template-columns:1fr;gap:35px}.project-card.featured{display:block}.project-card.featured .project-image{min-height:0;aspect-ratio:1.5}.project-card.featured .project-info{padding:26px}.project-title{font-size:29px}.project-card.featured .text-link{margin-top:12px}.project-info>p{font-size:14px}.project-image{aspect-ratio:1.5}.analysis-copy h2{margin-top:24px}.analysis-visual{padding:18px}.viz-top{font-size:9px}.viz-controls button{font-size:10px;padding-inline:10px}.approach-grid h2{position:static;margin-top:24px}.step{padding-block:24px;gap:8px;grid-template-columns:30px 1fr}.step h3{font-size:27px}.portrait-frame{justify-self:start;max-width:290px}.about-strip{gap:36px}.team-grid{gap:16px}.team-item{font-size:11px;gap:10px}.team-item strong{font-size:26px}.contact-section .contact-title{font-size:54px;margin-bottom:28px}.contact-details{grid-template-columns:1fr;gap:32px;margin-top:38px;padding-top:30px}.contact-details h3{margin-bottom:10px}.footer-inner{flex-wrap:wrap;gap:17px}.footer-inner .footer-brand{width:100%}.footer-links{margin-left:auto;gap:15px}.page-intro{padding-block:42px 45px}.page-intro h1{font-size:53px;margin-top:23px}.page-intro .lead{font-size:17px;margin-top:25px}.breadcrumbs{margin-bottom:28px;flex-wrap:wrap}.service-block{grid-template-columns:1fr;gap:15px;padding-block:38px}.service-list{grid-template-columns:1fr;margin-top:25px}.service-body>p{font-size:16px}.expertise-quote{padding:28px}.expertise-quote p{font-size:23px}.project-hero-image{height:270px}.story-section h2{font-size:30px}.story-section p{font-size:16px}.project-facts{margin-top:0}.metric-grid{grid-template-columns:1fr;margin-top:30px}.metric,.metric+.metric{padding:20px 0;border-left:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.metric strong{font-size:36px}.project-overview{gap:45px}.next-project{padding:24px}.next-project h3{font-size:23px}.contact-direct>a{font-size:30px}.enquiry-box{padding:24px}.back-top{bottom:16px;right:16px}.filter-button{font-size:10px}.portrait-label{padding:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.js .reveal.ready{opacity:1;transform:none}}

/* Landing-page film: below navigation, ending above the discipline links. */
.hero:before{display:none}
.hero-stage{position:relative;isolation:isolate;overflow:hidden}
.hero-backdrop{position:absolute;inset:0;z-index:0;background:var(--bg);pointer-events:none}
.hero-backdrop video{width:100%;height:100%;max-width:none;object-fit:cover;object-position:center;opacity:var(--hero-video-opacity)}
.hero-backdrop:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--hero-overlay-start),var(--hero-overlay-end)),linear-gradient(0deg,var(--hero-overlay-floor),transparent 40%)}
.hero-stage .hero-main{z-index:1;min-height:clamp(620px,calc(100svh - 160px),820px);padding-bottom:120px}
.hero-stage .hero-grid{display:block}
.hero-copy{max-width:850px}
.hero-stage .hero-deck{max-width:465px;color:var(--text);text-shadow:0 1px 12px var(--bg)}
.hero-media-controls{position:absolute;bottom:22px;left:0;right:0;z-index:2;width:100%;pointer-events:none}
.hero-media-controls .film-caption{justify-content:flex-end;gap:22px;padding:0;color:var(--text)}
.hero-media-controls .film-caption>span{opacity:.75}
.hero-media-controls .film-control{pointer-events:auto;border:1px solid var(--line);background:var(--bg);padding:10px 16px;min-height:42px}
.hero-bottom{background:var(--bg)}
@media(min-width:1600px){.hero-stage .hero-main{padding-top:70px}}
@media(max-width:1100px){.hero-stage .hero-main{padding-block:50px 110px;min-height:650px}}
@media(max-width:760px){.hero-stage .hero-main{padding-block:30px 110px;min-height:590px}.hero-media-controls{bottom:22px}.hero-media-controls .film-caption{justify-content:space-between;gap:12px}.hero-backdrop video{object-position:60% center}.hero-top .eyebrow{font-size:8px;letter-spacing:.1em;gap:8px;max-width:220px}.hero-top .eyebrow:before{width:12px;flex-shrink:0}}

/* Swiss Engineering lock-up: one line, equal typography, cross smaller than cap height. */
.swiss-mark{display:inline-flex;align-items:center;gap:.45em;white-space:nowrap;flex-shrink:0;font-size:14px;font-weight:500;line-height:1;letter-spacing:.035em;color:var(--swiss-white);margin-left:clamp(8px,2vw,30px)}
.swiss-mark-flag{width:.7em;height:.7em;flex-shrink:0}
.process-title{overflow-wrap:anywhere;hyphens:auto}
@media(max-width:1250px) and (min-width:761px){.header-inner{gap:18px;flex-wrap:wrap}.swiss-mark{margin-left:0}.desktop-nav{gap:16px}.header-inner .header-cta{display:none}}
@media(max-width:900px) and (min-width:761px){.brand{width:150px}.swiss-mark{font-size:12px}.header-inner{gap:14px}.desktop-nav{gap:13px}.desktop-nav>a{font-size:12px}.language{margin-left:0}}
@media(max-width:760px){.header-inner{display:grid;grid-template-columns:1fr auto auto;column-gap:12px;row-gap:0}.brand{grid-column:1;grid-row:1;width:142px}.swiss-mark{grid-column:1;grid-row:2;margin:0 0 0 2px;font-size:10px;gap:.45em}.language{grid-column:2;grid-row:1/3;margin:0}.menu-toggle{grid-column:3;grid-row:1/3;margin:0}.brand img{height:36px}.header-inner{padding-block:9px;min-height:76px}.service-block h2.process-title{font-size:34px;line-height:1.12}}

.linkedin-icon{width:22px;height:22px;flex-shrink:0}
.reference-callout{display:flex;align-items:center;justify-content:space-between;gap:40px;background:var(--surface);border-left:2px solid var(--accent);padding:28px 32px;margin-bottom:36px}
.reference-callout h2{font-size:25px;letter-spacing:-.025em;margin-bottom:12px}
.reference-callout p{font-size:14px;line-height:1.65;color:var(--muted);max-width:650px}
.reference-callout .text-link{flex-shrink:0;font-size:13px;gap:22px}
.metric-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
@media(max-width:900px){.reference-callout{display:block;padding:25px}.reference-callout .text-link{margin-top:24px}}
@media(max-width:760px){.metric-grid{grid-template-columns:1fr}.reference-callout h2{font-size:24px}}

.linkedin-link{gap:12px}.linkedin-link .arrow{margin-left:10px}

/* Four hero shortcuts; two columns on tablets and one on phones. */
.hero-bottom a>span:not(.arrow){min-width:0}
@media(min-width:761px){.hero-bottom{grid-template-columns:repeat(4,minmax(0,1fr))}.hero-bottom a{gap:12px;padding-right:16px}.hero-bottom a+a{padding-left:16px}.hero-bottom small,.hero-bottom .arrow{flex-shrink:0}}
@media(min-width:761px) and (max-width:1100px){.hero-bottom{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-bottom a:nth-child(2){border-right:0}.hero-bottom a:nth-child(n+3){border-top:1px solid var(--line)}.hero-bottom a:nth-child(3){padding-left:0}}

/* Four matching discipline cards on the homepage. */
.discipline{min-width:0}
@media(min-width:1101px){.disciplines{grid-template-columns:repeat(4,minmax(0,1fr))}.discipline{padding-right:24px}.discipline+.discipline{padding-left:24px}.discipline h3{font-size:clamp(26px,2.5vw,36px);overflow-wrap:break-word}}
@media(min-width:761px) and (max-width:1100px){.disciplines{grid-template-columns:repeat(2,minmax(0,1fr))}.discipline:nth-child(3){padding-left:0;border-left:0}.discipline:nth-child(n+3){margin-top:32px;border-top:1px solid var(--line)}}

/* Editable discipline visual pairs */
.expertise-gallery{grid-column:1/-1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:0}.expertise-figure{margin:0;min-width:0;border:1px solid var(--line);background:var(--bg)}.expertise-image{display:block;position:relative;overflow:hidden;aspect-ratio:1.6;background:#080f18}.expertise-image img{width:100%;height:100%;object-fit:contain;transition:transform .35s}.expertise-image:hover img{transform:scale(1.025)}.expertise-zoom{position:absolute;right:16px;bottom:16px;width:36px;height:36px;display:grid;place-items:center;border:1px solid var(--line);background:#080f18d9;color:var(--accent-bright);font-size:24px}.expertise-figure figcaption{padding:24px}.expertise-figure h3{font-size:24px;letter-spacing:-.025em;line-height:1.2}.expertise-figure p{font-size:12px;color:var(--muted);margin:10px 0 16px}.expertise-figure figcaption a{font-size:12px;color:var(--accent-bright)}@media(max-width:760px){.expertise-gallery{grid-template-columns:1fr;gap:22px;margin-top:14px}.expertise-figure figcaption{padding:20px}}@media(prefers-reduced-motion:reduce){.expertise-image img{transition:none}.expertise-image:hover img{transform:none}}

.expertise-gallery-hydraulics .expertise-image{aspect-ratio:1.14}.hydraulics-details{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:70px;margin-top:4px}.hydraulics-details h3{font-size:30px;line-height:1.15}.hydraulics-method ol{padding:0;margin:28px 0 0;list-style:none}.hydraulics-method li{display:grid;grid-template-columns:34px 1fr;gap:18px;padding:23px 0;border-top:1px solid var(--line)}.hydraulic-step-number{color:var(--accent-bright);font-size:12px;padding-top:3px}.hydraulics-method h4{font-size:18px;font-weight:500;line-height:1.4;margin:0 0 10px}.hydraulics-details p{font-size:14px;color:var(--muted);line-height:1.75}.hydraulics-deliverables{align-self:start;background:var(--surface);border:1px solid var(--line);padding:34px}.hydraulics-deliverables h3{margin:25px 0 22px}.hydraulics-deliverables .eyebrow{font-size:10px}@media(max-width:760px){.hydraulics-details{grid-template-columns:1fr;gap:24px}.hydraulics-details h3{font-size:27px}.hydraulics-deliverables{padding:24px}}

.pipe-stress-method{grid-column:1/-1;margin-top:4px;max-width:940px;width:100%}.pipe-stress-method h3{font-size:30px;line-height:1.15}.pipe-stress-method ol{list-style:none;padding:0;margin:28px 0 0}.pipe-stress-method li{display:grid;grid-template-columns:34px 1fr;gap:18px;padding:20px 0;border-top:1px solid var(--line)}.pipe-stress-method p{font-size:15px;line-height:1.7;color:var(--muted);max-width:75ch}@media(max-width:760px){.pipe-stress-method h3{font-size:27px}.pipe-stress-method p{font-size:14px}}

/* Shared deliverables apply to every expertise discipline. */
.expertise-deliverables{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:55px;align-items:center;margin-top:45px;padding:34px;background:var(--surface);border:1px solid var(--line)}.expertise-deliverables h2{font-size:30px;line-height:1.15;letter-spacing:-.03em;margin-top:20px}.expertise-deliverables p{font-size:15px;color:var(--muted);line-height:1.75}.expertise-deliverables .eyebrow{font-size:10px}.hydraulics-details{grid-template-columns:1fr;max-width:940px}.expertise-gallery-pipe-stress .expertise-image{aspect-ratio:1.3}@media(max-width:760px){.expertise-deliverables{grid-template-columns:1fr;gap:22px;padding:24px;margin-top:30px}.expertise-deliverables h2{font-size:27px}}

.control-method{grid-column:1/-1;max-width:940px;width:100%;margin-top:4px}.control-method h3{font-size:30px;line-height:1.15}.control-method p{font-size:14px;line-height:1.75;color:var(--muted);max-width:75ch}.expertise-gallery-control-systems .expertise-image{aspect-ratio:1.15}@media(max-width:760px){.control-method h3{font-size:27px}}

/* Gentle location beacon, following the editable theme accent colour. */
.location-label .status-dot{position:relative;flex-shrink:0;color:var(--accent-bright);background:currentColor;box-shadow:0 0 7px currentColor}
.location-label .status-dot::before,.location-label .status-dot::after{content:"";position:absolute;pointer-events:none;border-radius:50%}
.location-label .status-dot::before{inset:-4px;background:currentColor;filter:blur(4px);opacity:.28;animation:location-beacon-glow 3s ease-in-out infinite}
.location-label .status-dot::after{inset:-3px;border:1px solid currentColor;opacity:0;animation:location-beacon-ring 3s ease-out infinite}
@keyframes location-beacon-glow{0%,100%{transform:scale(.8);opacity:.2}50%{transform:scale(1.45);opacity:.55}}
@keyframes location-beacon-ring{0%{transform:scale(.55);opacity:0}15%{opacity:.6}85%,100%{transform:scale(2.2);opacity:0}}
@media(prefers-reduced-motion:reduce){.location-label .status-dot::before{animation:none;transform:none;opacity:.22}.location-label .status-dot::after{display:none}}

.subsidiary-website{display:inline-flex;align-items:center;gap:12px;margin-top:14px;color:var(--accent-bright);font-size:12px;border-bottom:1px solid var(--line);padding-bottom:3px}.subsidiary-website:hover{border-color:var(--accent)}.subsidiary-note{margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}.subsidiary-note h3{font-size:24px;margin-bottom:15px}.subsidiary-note p{font-size:14px;color:var(--muted)}.contact-office .subsidiary-website{display:flex;width:max-content;max-width:100%}
/* Pump-trip visual: source-traced curves, with accessible playback. */
.surge-panel{overflow:hidden;background:radial-gradient(ellipse at 70% 15%,rgba(45,170,225,.08),transparent 65%),var(--bg);padding:26px!important}.surge-tag{color:var(--accent-bright)!important}.surge-legend{display:flex;gap:24px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-top:24px}.surge-legend span{display:flex;align-items:center;gap:8px}.surge-legend i{width:20px;height:2px;background:var(--accent);box-shadow:0 0 9px var(--accent)}.surge-legend i.profile-key{background:#a7b8cd;box-shadow:none}.surge-chart{display:block;width:100%;height:auto;color:var(--accent-bright);margin:5px 0 12px}.surge-chart [data-surge-profile]{stroke:#a7b8cd;stroke-width:1.5}.surge-chart [data-surge-head]{stroke:var(--accent);stroke-width:2.4;stroke-linejoin:round}.surge-chart [data-surge-glow]{stroke:var(--accent);stroke-width:7;opacity:.14;filter:blur(3px)}.surge-chart text{fill:var(--muted);font-size:13px;letter-spacing:2px}.surge-transport{display:flex;align-items:center;gap:10px}.surge-transport button,.surge-speed select{background:transparent;color:var(--text);border:1px solid var(--line);padding:9px 12px;font:inherit;font-size:12px;cursor:pointer;min-height:38px}.surge-transport button:first-child{min-width:100px;border-color:var(--accent)}.surge-transport button:hover{background:rgba(45,170,225,.12)}.surge-transport output{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted);margin-left:auto;white-space:nowrap}.surge-speed select{padding:8px}.surge-speed option{background:var(--bg)}.surge-timeline{display:block;margin:12px 0 24px}.surge-timeline input{width:100%;accent-color:var(--accent);cursor:pointer;height:16px}.surge-heading{font-size:20px;margin:0 0 10px}.surge-panel .viz-note{font-size:10px;line-height:1.6}.surge-panel :focus-visible{outline:2px solid var(--accent-bright);outline-offset:4px}@media(max-width:600px){.surge-panel{padding:18px!important}.surge-transport{gap:6px}.surge-transport button{padding:8px}.surge-transport button:first-child{min-width:85px}.surge-transport output{font-size:10px}.surge-legend{gap:18px}}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Contact office identities: consistent size and alignment with each address. */
.contact-office-row{display:grid;grid-template-columns:minmax(0,1fr) clamp(145px,14vw,200px);gap:28px;align-items:start;margin-top:18px}.contact-office-address h2{margin-top:0}.contact-office-address{min-width:0}.contact-office-logo{display:block;width:100%;height:auto;align-self:start;margin-top:48px;object-fit:contain}@media(max-width:1100px) and (min-width:761px){.contact-office-row{gap:18px;grid-template-columns:minmax(0,1fr) 145px}.contact-office-address p{font-size:13px}}@media(max-width:520px){.contact-office-row{grid-template-columns:1fr;gap:22px}.contact-office-logo{width:200px;max-width:75%;margin-top:0;grid-row:1}.contact-office-address{grid-row:2}}
/* Careers: headquarters and subsidiary, with a direct application route. */
.careers-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:90px;align-items:start}.careers-main h2{margin:24px 0 28px}.careers-main>p,.career-apply p{color:var(--muted);max-width:620px}.careers-main h3{font-size:23px;margin:36px 0 18px}.career-disciplines{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px}.career-disciplines li{padding:8px 13px;border:1px solid var(--line);font-size:12px;color:var(--accent-bright)}.careers-opportunities{padding:36px;border:1px solid var(--line);border-top:2px solid var(--accent);background:var(--bg-alt)}.career-status{font-size:10px;letter-spacing:.13em;color:var(--accent-bright);display:block;line-height:1.7}.careers-opportunities h2{font-size:36px;margin:22px 0}.careers-opportunities p{color:var(--muted);font-size:15px}.careers-opportunities .text-link{margin-top:22px}.career-locations{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.career-location{padding:36px 45px 10px 0}.career-location+.career-location{padding-left:45px;border-left:1px solid var(--line)}.career-location h3{font-size:36px;margin:22px 0 18px}.career-location p{color:var(--muted);max-width:440px}.career-location-address{font-size:14px;margin-top:26px}.career-apply{display:grid;grid-template-columns:1fr 1fr;gap:90px}.career-apply h2{margin-top:24px}.career-apply .button{margin-top:14px;white-space:normal;text-align:left}.career-email{margin-top:22px}.career-privacy{display:inline-block;color:var(--accent-bright);font-size:12px;margin-top:16px;border-bottom:1px solid var(--line)}.careers-teaser{border-top:1px solid var(--line)}.careers-teaser-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}.careers-teaser h2{margin:24px 0}.careers-teaser p{max-width:640px;color:var(--muted)}.careers-teaser .button{flex-shrink:0}@media(max-width:1100px){.careers-layout,.career-apply{gap:45px}}@media(max-width:760px){.careers-layout,.career-apply,.career-locations{grid-template-columns:1fr;gap:32px}.careers-opportunities{padding:26px}.career-location,.career-location+.career-location{padding:28px 0;border-left:0}.career-location+.career-location{border-top:1px solid var(--line)}.career-locations{gap:0}.careers-teaser-inner{display:block}.careers-teaser .button{margin-top:16px}.footer-links{flex-wrap:wrap}.career-apply .button{font-size:13px}}
/* Keep German discipline headings balanced within the four-column layout. */
@media(min-width:1101px){html[lang="de"] .disciplines .discipline h3{font-size:clamp(22px,2.1vw,30px)}html[lang="de"] .disciplines .discipline:nth-child(3) h3{white-space:nowrap;overflow-wrap:normal;word-break:normal}}