*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#FFFFFF;color:#082951;font-family:Arial,sans-serif}a{color:inherit;text-decoration:none}header{height:102px;background:#082951;color:white;display:flex;align-items:center;justify-content:space-between;padding:0 6vw}.brand{width:210px;height:75px;overflow:hidden;position:relative}.brand img{position:absolute;width:240px;left:-16px;top:-82px}nav{display:flex;gap:30px;font-size:14px;align-items:center}nav a:hover,nav a[aria-current]{color:#FFFFFF}.contact-link{border:1px solid #6b829b;padding:13px 20px}.eyebrow{font-size:11px;letter-spacing:2.5px;text-transform:uppercase;font-weight:bold}.hero{display:grid;grid-template-columns:1.05fr 1fr;min-height:620px}.hero-copy{padding:78px 5vw 75px 8vw}h1{font-size:clamp(48px,5.4vw,80px);font-weight:400;letter-spacing:-3.5px;line-height:1.04;margin:30px 0}h1 em{font-style:normal;color:#247B80}p{font-size:17px;line-height:1.75;color:#344B60;max-width:570px}.button{display:inline-flex;gap:35px;background:#082951;color:white;padding:18px 23px;font-size:13px;margin-top:25px;align-items:center}.button:hover{background:#247B80}.hero-art{position:relative;overflow:hidden;background:#F2F5F7;min-height:530px}.hero-art svg{width:100%;height:100%;position:absolute;inset:0}.art-label{position:absolute;bottom:25px;left:28px;font-size:10px;letter-spacing:2px;background:#FFFFFFdc;padding:11px 14px}.strip{display:flex;justify-content:space-between;padding:25px 8vw;border-top:1px solid #D9E2E8;border-bottom:1px solid #D9E2E8;font-size:12px;letter-spacing:.7px}.section{padding:86px 8vw}.section-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:40px}h2{font-size:clamp(32px,3.6vw,49px);font-weight:400;letter-spacing:-1.8px;line-height:1.15;margin:18px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:35px}.service{padding:27px 0;border-top:1px solid #CCD7DF}.number{font-size:12px;color:#247B80}h3{font-size:24px;font-weight:400;letter-spacing:-.6px}.service p{font-size:15px}.text-link{font-size:13px;display:inline-block;margin-top:20px;border-bottom:1px solid;padding-bottom:7px}.blue{background:#082951;color:white}.blue p{color:#b8c6d4}.split{display:grid;grid-template-columns:1fr 1fr;gap:9vw}.outline{border:1px solid #69829E;background:transparent}.page-intro{padding:70px 8vw 45px;max-width:1100px}.page-intro h1{font-size:66px}.steps{counter-reset:step}.step{display:grid;grid-template-columns:80px 1fr 1.3fr;gap:35px;padding:30px 0;border-top:1px solid #c9ceca}.step h3{margin:0}.step p{margin:0}.note{font-size:12px;color:#506579}.contact-box{padding:35px;background:#F2F5F7}label{display:block;margin:20px 0 8px;font-size:13px}input,textarea{width:100%;padding:14px;border:1px solid #bdc8c6;background:#f9faf7;font:inherit}textarea{height:140px}button{border:0;cursor:pointer}footer{padding:38px 8vw;background:#082951;color:#aebfce;font-size:12px;display:flex;justify-content:space-between;gap:20px}.footer-name{color:white;font-size:18px;letter-spacing:1px}.mobile-menu{display:none}@media(max-width:760px){header{height:auto;min-height:95px;padding:10px 6vw;flex-wrap:wrap}nav{gap:15px;flex-wrap:wrap;padding-bottom:12px;font-size:12px}.brand{height:65px}.hero{grid-template-columns:1fr}.hero-copy{padding:48px 7vw}.hero-art{min-height:370px}h1{letter-spacing:-2px}.strip{flex-wrap:wrap;gap:17px}.section{padding:55px 7vw}.grid,.split{grid-template-columns:1fr}.section-head{display:block}.step{grid-template-columns:35px 1fr;gap:15px}.step p{grid-column:2}.page-intro{padding:45px 7vw 20px}.page-intro h1{font-size:49px}footer{flex-direction:column}}
nav .ovk-link{background:#8BA888;color:#1B2A3A;padding:13px 17px;display:inline-flex;align-items:center;gap:12px;white-space:nowrap;font-weight:600}nav .ovk-link:hover{background:#a4bca1;color:#1B2A3A}nav .ovk-link:focus-visible{outline:2px solid white;outline-offset:4px}@media(min-width:761px) and (max-width:1150px){header{padding-left:3vw;padding-right:3vw}nav{gap:15px}.brand{width:190px;flex-shrink:0}nav .ovk-link{padding:13px 12px;font-size:12px}}

/* Explicit icon geometry avoids reliance on platform arrow glyphs. */
.link-icon{display:inline-block;width:18px;height:18px;min-width:18px;flex-shrink:0;vertical-align:middle;overflow:visible;color:inherit}
.text-link .link-icon{margin-left:6px}
.brand{flex-shrink:0}
@media(max-width:760px){
header{align-items:flex-start;gap:8px}
nav{width:100%;min-width:0;gap:10px 16px;align-items:center}
nav a{display:inline-flex;align-items:center;min-height:40px}
nav .ovk-link{max-width:100%;white-space:normal}
.hero-art{height:auto;min-height:0;aspect-ratio:700 / 750;width:100%}
.hero-art>svg{display:block;width:100%;height:100%;position:absolute;inset:0}
.art-label{left:16px;right:16px;bottom:16px;width:fit-content;max-width:calc(100% - 32px);line-height:1.5}
.button{max-width:100%;gap:20px}
.contact-box{padding:24px}
footer a{overflow-wrap:anywhere}
}

.workflow-intro{max-width:none;display:grid;grid-template-columns:1.1fr 1fr;gap:5vw;align-items:center}.workflow-intro>div{min-width:0}.workflow-illustration{display:block;width:100%;height:auto}.workflow-intro h1{font-size:clamp(40px,4.2vw,66px)}@media(max-width:760px){.workflow-intro{grid-template-columns:1fr;gap:28px}.workflow-illustration{max-width:560px}.workflow-intro h1{font-size:49px}}

.calculation-feature{display:grid;grid-template-columns:1fr 1fr;gap:5vw;align-items:center}.calculation-feature>div{min-width:0}@media(max-width:760px){.calculation-feature{grid-template-columns:1fr;gap:28px}}

[hidden]{display:none!important}.projects-section{padding-top:20px}.project-card{border-top:1px solid #CCD7DF;padding:25px 0;min-width:0}.project-card h3{overflow-wrap:anywhere}.project-card p{white-space:pre-line;overflow-wrap:anywhere;font-size:15px}.project-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}.project-actions .text-link{margin-top:10px}.project-delete{font:inherit;background:transparent;color:#7a3c32;border:1px solid #bfa7a0;padding:9px 12px;margin-top:20px}.project-file-info{font-size:12px;color:#6a776b}#project-admin{margin-top:55px;max-width:800px}#project-upload button:disabled{opacity:.6;cursor:wait}header nav{gap:18px}@media(min-width:761px) and (max-width:1250px){header{height:auto;min-height:102px;gap:16px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}header nav{flex-wrap:wrap}}

.home-section-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:35px;margin-top:20px}.home-section-links .text-link{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0;font-size:17px;margin:0}@media(max-width:760px){.home-section-links{grid-template-columns:1fr;gap:8px}}

.hero-elevation{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:contain;background:#F2F5F7}@media(max-width:760px){.hero-art{aspect-ratio:720 / 750}}

:root{--brand-blue:#082951;--brand-white:#FFFFFF;--brand-grey:#F2F5F7;--brand-petrol:#247B80}
body{font-family:Inter,Arial,sans-serif;color:var(--brand-blue);background:var(--brand-white)}
h1,h2,h3{font-family:Manrope,Arial,sans-serif;font-weight:700}h1{letter-spacing:-2.5px}h2{letter-spacing:-1.3px}h3{font-size:23px;letter-spacing:-.5px}
h1 em{color:var(--brand-petrol)}.brand{width:270px;height:80px;display:flex;align-items:center;overflow:visible}.brand img{position:static;width:270px;height:auto;display:block}
header,footer,.blue,.button{background-color:var(--brand-blue)}.button:hover{background-color:var(--brand-petrol)}.outline{background:transparent}
nav a[aria-current]{color:white;box-shadow:inset 0 -2px 0 #66B2B6}nav a:hover{color:#C3E2E4}nav .ovk-link{background:#8BA888;color:#1B2A3A;box-shadow:none}nav .ovk-link:hover{background:#a4bca1;color:#1B2A3A}
.eyebrow,.number{color:var(--brand-petrol)}.blue .eyebrow{color:#A5D1D4}.contact-box{background:var(--brand-grey)}.footer-name{font-family:Manrope,Arial,sans-serif;font-weight:700;letter-spacing:.5px}
@media(max-width:760px){.brand{width:240px;height:72px}.brand img{width:240px}h1{letter-spacing:-1.8px}.page-intro h1,.workflow-intro h1{font-size:clamp(34px,9vw,49px)}h3{font-size:22px}}

.hero-art{background:#F2F5F7;display:flex;align-items:center;justify-content:center}
.hero-art .hero-drawing{position:relative;inset:auto;width:100%;height:100%;min-height:620px;max-height:760px;display:block;background:#F2F5F7}
.drawing-reveal path{stroke-dasharray:1;stroke-dashoffset:0;animation:draw-building 2.4s ease-out both}
.drawing-reveal path:nth-child(2){animation-delay:.25s}.drawing-reveal path:nth-child(3){animation-delay:.5s}
@keyframes draw-building{from{stroke-dashoffset:1;opacity:0}20%{opacity:.65}to{stroke-dashoffset:0;opacity:.65}}
@media(min-width:1800px){.hero{grid-template-columns:1fr minmax(600px,40%)}.hero-art .hero-drawing{min-height:680px}}
@media(max-width:760px){.hero-art{aspect-ratio:590 / 560;min-height:0}.hero-art .hero-drawing{min-height:0;max-height:none;height:100%;width:100%}}
@media(prefers-reduced-motion:reduce){.drawing-reveal path{animation:none}}


/* Identical opening illustration frames on all four presentation pages. */
.uniform-intro{padding:0;max-width:none;display:grid;grid-template-columns:1.05fr 1fr;gap:0;align-items:stretch;min-height:620px}
.uniform-intro>div:first-child{padding:78px 5vw 75px 8vw;min-width:0;align-self:center}
.uniform-intro .intro-art{padding:0;position:relative;min-height:620px;overflow:hidden;background:#F2F5F7;align-self:stretch}
.uniform-intro .intro-art>.workflow-illustration{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:center;display:block}
@media(min-width:1800px){.uniform-intro{grid-template-columns:1fr minmax(600px,40%)}.uniform-intro .intro-art{min-height:680px}}
@media(max-width:760px){.uniform-intro{grid-template-columns:1fr;min-height:0;gap:0}.uniform-intro>div:first-child{padding:48px 7vw}.uniform-intro .intro-art{min-height:0;aspect-ratio:590 / 560;width:100%}.uniform-intro .intro-art>.workflow-illustration{height:100%;object-fit:cover}}

.project-preview{display:block;width:100%;height:240px;object-fit:contain;background:#f2f5f7;margin-bottom:24px}.drawing-dialog{width:96vw;max-width:none;height:94vh;max-height:94vh;padding:0;border:0;border-radius:6px;background:#f2f5f7}.drawing-dialog::backdrop{background:#082951bb}.drawing-toolbar{display:flex;align-items:center;gap:10px;padding:12px;background:#fff;flex-wrap:wrap}.drawing-toolbar strong{margin-right:auto}.drawing-toolbar button{padding:8px 14px;border:1px solid #082951;background:#fff;color:#082951;cursor:pointer}.drawing-viewport{height:calc(100% - 85px);overflow:auto;padding:12px}.drawing-viewport img{display:block;width:100%;max-width:none;height:auto}@media(max-width:600px){.drawing-toolbar strong{width:100%}.drawing-viewport{height:calc(100% - 120px)}}