:root{--ink:#171817;--paper:#f4f4ef;--blue:#2d42f4;--muted:#545b54;--header:86px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header)}
body{margin:0;color:var(--ink);background:var(--paper);font-family:'DM Sans',Arial,sans-serif}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button,a,summary,input{-webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
[hidden]{display:none!important}
.skip{position:fixed;top:-100px;left:20px;background:white;padding:15px;z-index:100}
.skip:focus{top:8px}
header{height:var(--header);position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:0 5%;background:rgba(244,244,239,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(23,24,23,.25)}
.brand{font-size:34px;line-height:1;font-weight:700;letter-spacing:-1.6px}
.brand>span,.brand-plus{color:var(--blue);padding-left:4px}
.brand small{display:block;font-size:10px;line-height:1.9;letter-spacing:1px}
nav{display:flex;gap:35px;font-size:14px}
nav a:hover{color:var(--blue)}
.header-contact{padding:12px 18px;border:1px solid;font-size:14px;background:var(--paper)}
.header-contact:hover{background:var(--ink);color:white}
.stage{position:fixed;inset:0;z-index:0;overflow:hidden;background:#e8ece4}
#story-canvas{width:100%;height:100%}
#story-canvas canvas{display:block;width:100%;height:100%;touch-action:pan-y}
.stage.is-exploring{z-index:5}
.fallback-photo{position:absolute;width:100%;height:100%;object-fit:cover;filter:grayscale(1);opacity:.3}
.scene-ui{position:fixed;bottom:0;left:0;right:0;min-height:66px;z-index:10;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:15px 3%;background:rgba(244,244,239,.82);backdrop-filter:blur(10px);border-top:1px solid #b5bcaf;pointer-events:none}
.scene-label{display:flex;align-items:center;gap:22px;font:12px/1.5 monospace;letter-spacing:.5px}
.scene-label>span:first-child{color:var(--blue)}
.scene-actions{display:flex;gap:22px;align-items:center}
#scene-status{font:12px monospace}
#explore{pointer-events:auto;padding:10px 16px;border:1px solid;background:var(--paper);font-size:14px;cursor:pointer}
#explore:hover{background:var(--ink);color:white}
#explore:disabled{opacity:.5;cursor:wait}
#model-controls{position:fixed;bottom:85px;right:3%;z-index:30;padding:20px;background:var(--paper);border:1px solid;box-shadow:5px 5px 0 var(--ink);max-width:94vw}
#model-controls legend{font:12px monospace;background:var(--paper);padding:4px 8px}
#model-controls>div{display:flex;gap:8px;flex-wrap:wrap}
#model-controls button{padding:10px 13px;font-size:14px;background:white;border:1px solid;cursor:pointer}
#model-controls button:hover{background:var(--ink);color:white}
#model-controls label{display:flex;align-items:center;gap:16px;font-size:14px;margin-top:20px}
#model-controls input{accent-color:var(--blue)}
#model-controls p,#model-controls small{font-size:12px;line-height:1.5}
#model-controls small{display:block;max-width:400px;color:var(--muted)}
main{position:relative;z-index:2;padding-top:var(--header);pointer-events:none}
.chapter{width:100%;min-height:112svh;padding:100px 6%;display:flex;align-items:center;position:relative;isolation:isolate}
.chapter::before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(244,244,239,.94),rgba(244,244,239,.75) 25%,rgba(244,244,239,0) 66%);pointer-events:none}
.chapter.align-right::before{background:linear-gradient(270deg,rgba(244,244,239,.94),rgba(244,244,239,.75) 25%,rgba(244,244,239,0) 66%)}
.sheet{width:min(100%,565px);pointer-events:auto;position:relative}
.align-right .sheet{margin-left:auto}
.opening{min-height:calc(110svh - var(--header));padding-top:60px;padding-bottom:155px}
.opening .sheet{width:min(100%,830px)}
.eyebrow{font:12px/1.6 monospace;letter-spacing:1px;margin:0 0 26px}
.hero-copy>.eyebrow,.hero-copy>div.eyebrow{display:flex;gap:32px}
.chapter h1,.chapter h2{font-family:'Barlow Condensed',Impact,sans-serif;font-weight:700;line-height:.97;letter-spacing:-1.4px;margin:0 0 30px;font-size:clamp(58px,6.5vw,100px)}
.chapter h1{font-size:clamp(70px,8.6vw,138px);letter-spacing:-2px}
.chapter h1 span,.chapter h2 span,em{color:var(--blue);font-style:normal}
.chapter p{font-size:16px;line-height:1.8;max-width:520px;color:var(--muted)}
.chapter p.eyebrow{font:12px/1.6 monospace;color:var(--ink)}
.hero-bottom p,.chapter p.lead,.chapter .about-lead{font-size:19px;line-height:1.7;color:var(--ink)}
.button{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:17px 22px;background:var(--blue);border:1px solid var(--blue);color:white;font-size:14px;margin-top:12px;cursor:pointer}
.button:hover{background:var(--ink);border-color:var(--ink)}
.button span{font-size:22px}
.button.button-light{background:transparent;color:var(--ink);border-color:var(--ink)}
.button.button-light:hover{background:var(--ink);color:white}
.hero-scroll{position:absolute;bottom:95px;left:6%;right:6%;display:flex;justify-content:space-between;gap:20px;font:12px/1.5 monospace;letter-spacing:.4px}
.hero-scroll a{pointer-events:auto}
.hero-scroll a:hover{color:var(--blue)}
.next{display:flex;justify-content:space-between;gap:15px;border-top:1px solid;margin-top:35px;padding-top:20px;font:12px/1.7 monospace}
.next span{font:24px Arial}
.next:hover{color:var(--blue)}
.principles{display:flex;flex-direction:column;gap:13px;margin-top:25px;font-size:14px}
.principles span:before{content:'+';color:var(--blue);font-size:20px;margin-right:12px}
.catalogue .sheet{width:min(100%,650px)}
.catalogue h2{font-size:clamp(56px,5.5vw,80px)}
.catalogue{padding-top:105px;padding-bottom:120px}
.product-list{border-top:2px solid;margin-top:30px}
.product-list details{border-bottom:1px solid #a3ac9d}
.product-list summary{display:flex;align-items:center;gap:20px;padding:21px 0;list-style:none;cursor:pointer;font-size:20px;font-weight:600}
.product-list summary::-webkit-details-marker{display:none}
.product-list .number{font:12px monospace;align-self:flex-start;margin-top:6px}
.product-list small{display:block;font-size:12px;line-height:1.6;font-weight:400;color:var(--muted);margin-top:6px}
.product-list .expand{margin-left:auto;font-size:26px;font-weight:400}
.detail-copy{font-size:16px;line-height:1.7;padding:0 35px 20px;color:var(--muted)}
.model-link{display:inline-block;font-size:14px;margin:0 35px 22px;text-decoration:underline;text-underline-offset:5px}
.category-name{font-size:18px!important;font-weight:600;color:var(--ink)!important}
.equipment-chapter .lead{font-size:16px!important}
.equipment-chapter .sheet{max-width:555px}
.chapter-fact{border-left:3px solid var(--blue);padding:15px 20px;margin:28px 0;font:13px/1.6 monospace}
.text-link{font-size:14px;text-decoration:underline;text-underline-offset:5px}
.brand-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid;border-left:1px solid;margin-top:35px;background:rgba(244,244,239,.55)}
.brand-grid span{font-size:19px;font-weight:600;padding:25px 20px;border-right:1px solid;border-bottom:1px solid}
.service-chapter{padding-top:110px;padding-bottom:125px}
.service-chapter .sheet{width:min(100%,600px)}
.service-chapter h2{font-size:clamp(62px,6vw,88px)}
.service-list{border-top:1px solid;margin-top:40px}
.service-list article{padding:24px 0 24px 40px;position:relative;border-bottom:1px solid #a3ac9d}
.service-number{position:absolute;left:0;top:31px;font:12px monospace;color:var(--blue)}
.service-list h3{font-size:21px;font-weight:500;margin:0 0 10px}
.service-list article p{margin:0;font-size:16px}
.service-note{font-size:13px!important;margin-top:20px;color:var(--muted)}
.contact-links{display:flex;flex-direction:column;gap:18px;margin-top:35px;font-size:20px;overflow-wrap:anywhere}
.contact-links a{width:fit-content}
.contact-links a:hover{color:var(--blue)}
address,.location{font:12px/1.8 monospace;font-style:normal;margin-top:35px;letter-spacing:.5px}
.contact-chapter .contact-copy>p{font-size:23px;color:var(--ink)}
.buyer-questions{margin-top:35px;border-top:1px solid #bbc3b5;padding-top:20px}
.buyer-questions h3{font-size:18px;margin:0 0 15px;font-weight:600}
.buyer-questions details{border-bottom:1px solid #bbc3b5;padding:12px 0}
.buyer-questions summary{cursor:pointer;font-weight:600;font-size:15px}
.buyer-questions p{font-size:14px;line-height:1.6;margin:10px 0 5px;color:var(--muted)}
footer{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:25px;padding:38px 5% 115px;background:rgba(244,244,239,.9);border-top:1px solid #bbc3b5;flex-wrap:wrap}
footer p,footer>a:not(.brand){font-size:14px}
footer>small{width:100%;border-top:1px solid #bbc3b5;padding-top:23px;color:var(--muted);font-size:12px}
.story-progress{position:fixed;bottom:0;left:0;right:0;height:4px;background:#bac2b2;z-index:60}
.story-progress>div{height:100%;width:100%;background:var(--blue);transform:scaleX(0);transform-origin:left}
body.exploring main,body.exploring footer{opacity:0;pointer-events:none}
body.exploring .sheet{pointer-events:none}

@media(min-width:1800px){
  .chapter{padding-left:9%;padding-right:9%}
  .hero-scroll{left:9%;right:9%}
}
@media(max-width:1000px){
  .sheet{max-width:480px}
  .chapter{padding-left:5%;padding-right:5%}
  .chapter h2{font-size:70px}
  .chapter h1{font-size:10vw}
  .opening .sheet{max-width:660px}
  .hero-scroll>span:nth-child(2){display:none}
  .scene-label{max-width:50%;gap:12px;font-size:11px}
  .scene-actions{gap:12px}
  #scene-status{display:none}
}
@media(max-width:700px){
  :root{--header:76px}
  header{padding:0 5%}
  .brand{font-size:29px}
  .brand small{font-size:9px;letter-spacing:.6px}
  nav{display:none}
  .header-contact{padding:10px 14px}
  .chapter{min-height:115svh;padding:100px 7%;align-items:flex-end}
  .opening{min-height:calc(115svh - var(--header));padding-top:90px;padding-bottom:160px;align-items:center}
  .chapter::before,.chapter.align-right::before{background:linear-gradient(0deg,rgba(244,244,239,.98) 7%,rgba(244,244,239,.88) 34%,rgba(244,244,239,.34) 82%,rgba(244,244,239,.18))}
  .sheet,.align-right .sheet{max-width:none;width:100%;margin:0}
  .chapter h1{font-size:15vw;letter-spacing:-1px}
  .chapter h2,.catalogue h2,.service-chapter h2{font-size:16vw;letter-spacing:-1px}
  .eyebrow,.chapter p.eyebrow{font-size:12px}
  .hero-copy>div.eyebrow{flex-direction:column;gap:3px}
  .hero-bottom p,.chapter p.lead,.chapter .about-lead{font-size:17px}
  .hero-scroll{bottom:95px;left:7%;right:7%;flex-direction:column;gap:12px}
  .scene-ui{padding:12px 5%;min-height:65px;gap:10px}
  .scene-label{font-size:10px;max-width:48%;flex-direction:column;align-items:flex-start;gap:1px}
  .scene-label>span:first-child{font-size:10px}
  .scene-label>span:last-child{font-size:11px}
  #explore{font-size:12px;padding:10px 12px;white-space:nowrap}
  .catalogue{padding-top:110px;padding-bottom:100px}
  .product-list summary{font-size:17px;gap:13px}
  .product-list small{font-size:12px}
  .product-list .number{font-size:11px}
  .detail-copy{padding-left:26px;padding-right:0}
  .model-link{margin-left:26px}
  .equipment-chapter .sheet{max-width:none}
  .chapter p{font-size:16px}
  .brand-grid span{font-size:17px;padding:19px 13px}
  .service-list h3{font-size:20px}
  .service-list article{padding-left:34px}
  .contact-links{font-size:19px}
  .contact-chapter{min-height:110svh}
  .contact-chapter .contact-copy>p{font-size:21px}
  footer{padding:35px 7% 105px;gap:20px}
  footer p{display:none}
  #model-controls{bottom:84px;right:5%;left:5%;padding:15px}
  #model-controls button{font-size:13px;padding:9px}
  #model-controls label{font-size:13px}
  #model-controls p,#model-controls small{font-size:12px}
  .stage.is-exploring{z-index:5}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}