:root{--bg:#0d0f11;--steel:#16191d;--zinc:#22272d;--line:#3a424b;--galv:#aab4bf;--txt:#e9edf1;--mut:#8a949e;--acc:#ff5a1f;--r:14px}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--txt);font:400 17px/1.6 Inter,system-ui,sans-serif;overflow-x:hidden}
a{color:inherit}img{max-width:100%}.mono{font-family:"JetBrains Mono",monospace;letter-spacing:.04em}
h1,h2,h3{font-family:Anton,Impact,sans-serif;font-weight:400;text-transform:uppercase;line-height:.95;letter-spacing:.01em}
h2{font-size:clamp(44px,7vw,96px)}h2 em{font-style:normal;color:transparent;-webkit-text-stroke:1.5px var(--galv)}
h3{font-size:26px;margin:14px 0 8px}
.tag{color:var(--acc);font-size:13px;margin-bottom:18px;text-transform:uppercase}
.lead{color:var(--mut);max-width:560px;font-size:19px;margin-top:22px}.lead a{color:var(--acc)}
.btn{display:inline-flex;gap:10px;align-items:center;background:var(--acc);color:#111;font-weight:800;text-decoration:none;padding:16px 26px;border-radius:999px;border:2px solid var(--acc);text-transform:uppercase;font-size:15px;letter-spacing:.04em;cursor:pointer;transition:transform .25s,box-shadow .25s,background .25s}
.btn span{transition:transform .25s}.btn:hover{transform:translateY(-3px);box-shadow:0 12px 30px -8px var(--acc)}.btn:hover span{transform:translateX(5px)}
.btn.ghost{background:transparent;color:var(--txt);border-color:var(--line)}.btn.ghost:hover{border-color:var(--galv);box-shadow:none}
.btn-sm{padding:10px 18px;font-size:13px}
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:30px;padding:14px 4vw;transition:background .3s,backdrop-filter .3s}
.nav.solid{background:rgba(13,15,17,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--zinc)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-family:Anton;font-size:20px;letter-spacing:.05em}
.brand img,.foot img,.thanks img{filter:invert(1);transition:transform .6s}.brand:hover img{transform:rotate(-200deg)}.brand b{font-weight:400;color:var(--galv)}
.nav nav{display:flex;gap:26px;margin-left:auto}.nav nav a{text-decoration:none;color:var(--mut);font-size:14px;font-weight:600;position:relative}
.nav nav a:after{content:"";position:absolute;left:0;bottom:-4px;height:2px;width:0;background:var(--acc);transition:width .3s}.nav nav a:hover{color:var(--txt)}.nav nav a:hover:after{width:100%}
.burger{display:none;background:none;border:0;width:30px;cursor:pointer}.burger i{display:block;height:2px;background:var(--txt);margin:6px 0;transition:.3s}
.hero{position:relative;min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:40px;padding:120px 4vw 120px;overflow:hidden}
.grid-bg{position:absolute;inset:-50px;background-image:linear-gradient(var(--zinc) 1px,transparent 1px),linear-gradient(90deg,var(--zinc) 1px,transparent 1px);background-size:48px 48px;opacity:.45;mask-image:radial-gradient(circle at 70% 40%,#000,transparent 70%);animation:pan 30s linear infinite}
@keyframes pan{to{transform:translate(48px,48px)}}
.hero-copy{position:relative;z-index:2}.hero-title{font-size:clamp(56px,9vw,140px)}
.hero-title .line{display:block;overflow:hidden}.hero-title .line span{display:inline-block;transform:translateY(110%);animation:up .9s cubic-bezier(.2,.8,.2,1) forwards}
.hero-title .line:nth-child(2) span{animation-delay:.12s}.hero-title .line:nth-child(3) span{animation-delay:.24s}.accent{color:var(--acc)}
@keyframes up{to{transform:none}}
.cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-art{position:relative;z-index:1}.hero-art svg{width:100%;height:auto;filter:drop-shadow(0 0 30px rgba(255,90,31,.15))}
.draw path{fill:none;stroke:var(--galv);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.draw .seams path{stroke:var(--line);stroke-width:1.5}.draw .dims path{stroke:var(--acc);stroke-width:1.2}.draw text{fill:var(--acc);font-size:14px}
.spark{fill:var(--acc);filter:drop-shadow(0 0 8px var(--acc))}
.js .draw path{stroke-dasharray:var(--len);stroke-dashoffset:var(--len)}.js .draw.on path{animation:dash 2.2s cubic-bezier(.6,0,.2,1) forwards}
@keyframes dash{to{stroke-dashoffset:0}}
.hero-art .duct{animation:float 6s ease-in-out infinite}@keyframes float{50%{transform:translateY(-10px)}}
.marquee{position:absolute;left:0;right:0;bottom:0;border-block:1px solid var(--zinc);background:var(--steel);overflow:hidden;white-space:nowrap;padding:14px 0;font-family:Anton;font-size:22px;letter-spacing:.08em;color:var(--galv)}
.marquee div{display:inline-block;animation:mq 40s linear infinite}@keyframes mq{to{transform:translateX(-50%)}}
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--zinc)}
.stat{padding:44px 4vw;border-right:1px solid var(--zinc)}.stat:last-child{border:0}.stat b{display:block;white-space:nowrap;font-family:Anton;font-size:clamp(34px,4.2vw,64px);font-weight:400;color:var(--txt)}.stat span{color:var(--mut);font-size:14px}
.section{padding:130px 4vw;position:relative}.section.dark{background:var(--steel)}
.head{margin-bottom:60px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:linear-gradient(160deg,var(--zinc),var(--steel));border:1px solid var(--line);border-radius:var(--r);padding:30px;position:relative;overflow:hidden;transition:transform .35s,border-color .35s}
.card:before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,50%),rgba(255,90,31,.14),transparent 40%);opacity:0;transition:opacity .3s}
.card:hover{transform:translateY(-6px);border-color:var(--acc)}.card:hover:before{opacity:1}.card svg{width:120px;height:80px}.card:hover svg path{stroke:var(--acc)}
.card p{color:var(--mut);font-size:15px}.note{margin-top:30px;color:var(--mut);font-size:13px}
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.steps li{border-top:2px solid var(--line);padding-top:24px;transition:border-color .4s}.steps li.in{border-color:var(--acc)}
.num{font-family:Anton;font-size:64px;color:transparent;-webkit-text-stroke:1.5px var(--acc)}.steps p{color:var(--mut);font-size:15px}
.why{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--zinc);border:1px solid var(--zinc);border-radius:var(--r);overflow:hidden}
.why-item{background:var(--bg);padding:40px;transition:background .3s}.why-item:hover{background:var(--steel)}.why-item h3{color:var(--txt)}.why-item p{color:var(--mut)}
.area{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.map{width:100%}
.map .ring{stroke:var(--line);stroke-dasharray:6 6!important;stroke-dashoffset:0!important;animation:spin 40s linear infinite!important;transform-origin:200px 150px}
@keyframes spin{to{transform:rotate(360deg)}}.pin{fill:var(--acc);animation:pulse 2s infinite;transform-origin:200px 150px}
@keyframes pulse{50%{transform:scale(1.6);opacity:.6}}.map .lbl text{fill:var(--galv);font-size:11px}.map .lbl text:first-child{fill:var(--acc)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:980px}
.form label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:600;color:var(--mut);text-transform:uppercase;letter-spacing:.06em}
.form input,.form textarea{background:var(--steel);border:1px solid var(--line);border-radius:10px;color:var(--txt);padding:14px 16px;font:inherit;font-size:16px;text-transform:none;letter-spacing:0;transition:border-color .2s,box-shadow .2s}
.form input:focus,.form textarea:focus{outline:0;border-color:var(--acc);box-shadow:0 0 0 4px rgba(255,90,31,.15)}.full{grid-column:1/-1}
.drop{position:relative;border:2px dashed var(--line);border-radius:var(--r);padding:40px;align-items:center;text-align:center;cursor:pointer;transition:border-color .3s,background .3s}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer}.drop.over,.drop:hover{border-color:var(--acc);background:rgba(255,90,31,.05)}.drop-ui b{color:var(--txt);font-size:18px;display:block;text-transform:uppercase}.fname{color:var(--acc);text-transform:none}
.actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.mailto{color:var(--mut);font-size:15px}.mailto:hover{color:var(--acc)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cbox{display:flex;flex-direction:column;gap:6px;padding:30px;border:1px solid var(--line);border-radius:var(--r);text-decoration:none;transition:border-color .3s,transform .3s}.cbox:hover{border-color:var(--acc);transform:translateY(-4px)}
.cbox span{color:var(--acc);font-size:12px;text-transform:uppercase}.cbox b{font-size:20px;word-break:break-word}.cbox small{color:var(--mut)}
.foot{padding:60px 4vw;border-top:1px solid var(--zinc);text-align:center;color:var(--mut);font-size:14px;display:grid;gap:10px;justify-items:center}
.thanks{min-height:100vh;display:grid;place-content:center;justify-items:center;text-align:center;gap:20px}
.js .reveal{opacity:0;transform:translateY(40px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}.js .reveal.in{opacity:1;transform:none}
@media(max-width:900px){.nav nav{position:fixed;inset:64px 0 auto;flex-direction:column;background:var(--steel);padding:24px 6vw;gap:18px;transform:translateY(-130%);transition:transform .4s;border-bottom:1px solid var(--zinc)}.nav.open nav{transform:none}.burger{display:block}.nav .btn-sm{margin-left:auto}
.hero{grid-template-columns:1fr;padding-top:110px;padding-bottom:110px}.hero-art{order:-1;max-width:380px}.stats{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat{border-bottom:1px solid var(--zinc)}
.cards,.steps,.contact-grid{grid-template-columns:1fr}.why,.area,.form{grid-template-columns:1fr}.section{padding:90px 6vw}.brand span{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}.js .draw path{stroke-dashoffset:0}.hero-title .line span{transform:none}}
/* photo panel */
.why-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:stretch}
.photo-panel{position:relative;margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);min-height:520px;background:var(--steel)}
.photo-panel picture{display:contents}
.photo-panel img{position:absolute;inset:-8% 0;width:100%;height:116%;object-fit:cover;display:block}
.photo-panel img{filter:grayscale(.65) contrast(1.1) brightness(.75);transform:translateY(var(--py,0)) scale(1.18);transition:transform 1.6s cubic-bezier(.2,.8,.2,1),filter .6s}
.photo-panel.in img{transform:translateY(var(--py,0)) scale(1.02)}.photo-panel:hover img{filter:grayscale(.2) contrast(1.1) brightness(.9)}
.photo-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(13,15,17,.9)),linear-gradient(135deg,rgba(255,90,31,.22),transparent 55%);mix-blend-mode:normal;pointer-events:none}
.photo-panel figcaption{position:absolute;left:20px;bottom:18px;z-index:2;color:var(--galv);font-size:12px;text-transform:uppercase}
.why-wrap .why{grid-template-columns:1fr 1fr}
/* gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));grid-auto-rows:340px;gap:16px}
.g-item{position:relative;margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--zinc)}
.g-item.wide{grid-column:span 2}.g-item img,.g-item video{width:100%;height:100%;object-fit:cover;display:block;filter:grayscale(.5) brightness(.8);transform:scale(1.12);transition:transform 1.2s cubic-bezier(.2,.8,.2,1),filter .5s}
.g-item.in img,.g-item.in video{transform:scale(1)}.g-item:hover img,.g-item:hover video{filter:none;transform:scale(1.05)}
.g-item figcaption{position:absolute;inset:auto 0 0;padding:40px 16px 14px;background:linear-gradient(transparent,rgba(13,15,17,.92));font-size:12px;color:var(--galv);text-transform:uppercase}
.g-soon{display:grid;place-content:center;text-align:center;border-style:dashed;color:var(--mut);font-size:13px;background:transparent}
@media(max-width:900px){.why-wrap,.why-wrap .why{grid-template-columns:1fr}.photo-panel{min-height:420px}.g-item.wide{grid-column:auto}}
.g-item.feature{grid-column:span 2;grid-row:span 2}
@media(max-width:900px){.g-item.feature{grid-column:auto;grid-row:span 1}}
/* drafting */
.drafting{background:radial-gradient(circle at 80% 30%,#0f2a47 0,var(--bg) 60%)}
.draft-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.draft-list{list-style:none;margin-top:24px;display:grid;gap:10px;color:var(--galv);font-size:14px}.draft-list li:before{content:"▸ ";color:var(--acc)}
.blueprint{position:relative;margin:0;border-radius:var(--r);overflow:hidden;border:1px solid #2f6ea8;box-shadow:0 0 60px -20px #2f6ea8}
.blueprint img{display:block;width:100%;height:auto;clip-path:inset(0 0 100% 0);transition:clip-path 1.8s cubic-bezier(.6,0,.2,1)}
.blueprint.in img{clip-path:inset(0 0 0 0)}
.blueprint:before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background-image:linear-gradient(rgba(214,236,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(214,236,255,.06) 1px,transparent 1px);background-size:24px 24px}
.scan{position:absolute;left:0;right:0;top:0;height:3px;z-index:2;background:#7fd3ff;box-shadow:0 0 18px 4px rgba(127,211,255,.6);opacity:0}
.blueprint.in .scan{animation:scan 4.5s linear 1.8s infinite}
@keyframes scan{0%{top:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:100%;opacity:0}}
.blueprint figcaption{position:absolute;right:14px;bottom:12px;z-index:2;font-size:11px;color:#d6ecff;text-transform:uppercase;background:rgba(10,31,54,.8);padding:4px 8px;border-radius:6px}
.form select{background:var(--steel);border:1px solid var(--line);border-radius:10px;color:var(--txt);padding:14px 16px;font:inherit;font-size:16px;text-transform:none;letter-spacing:0}
.form select:focus{outline:0;border-color:var(--acc)}
@media(max-width:900px){.draft-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.blueprint img{clip-path:none}}
.gallery{grid-auto-flow:dense;grid-auto-rows:300px}
.g-item.hidden{display:none}
.g-more{display:flex;justify-content:center;margin-top:30px}
@media(max-width:900px){.gallery{grid-template-columns:1fr 1fr;grid-auto-rows:190px;gap:10px}.g-item.wide,.g-item.feature{grid-column:span 2;grid-row:span 1}.g-item figcaption{font-size:10px;padding:30px 10px 8px}}
/* ductulator */
.dc{padding-top:130px}.dc-grid{display:grid;grid-template-columns:320px 1fr 1.2fr;gap:36px;align-items:start}
.dc-form{grid-template-columns:1fr}.dc-mode{border:1px solid var(--line);border-radius:10px;padding:12px 16px;display:flex;gap:20px;color:var(--mut);font-size:14px}
.dc-mode legend{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:0 6px}.dc-mode label{flex-direction:row;align-items:center;gap:8px;text-transform:none;letter-spacing:0;font-size:15px;color:var(--txt)}
.dc-mode input{accent-color:var(--acc)}
.wheel{position:sticky;top:100px}.wheel svg{width:100%;max-width:440px;display:block;margin:auto;filter:drop-shadow(0 20px 40px rgba(0,0,0,.5))}
.w-rim{fill:url(#none);fill:#1b1f24;stroke:var(--galv);stroke-width:3}.w-mid{fill:#23282e;stroke:var(--line)}.w-hub{fill:var(--bg);stroke:var(--acc);stroke-width:2}
.w-ring{transform-origin:200px 200px;transition:transform 1s cubic-bezier(.2,.9,.2,1)}.w-ring line{stroke:var(--galv);stroke-width:2}.w-ring text{fill:var(--galv);font:500 12px "JetBrains Mono",monospace}
.w-ring2 line{stroke:var(--acc)}.w-ring2 text{fill:var(--txt);font-size:13px}
.w-cursor{stroke:var(--acc);stroke-width:2;opacity:.8}.w-ptr{fill:var(--acc)}.w-big{fill:var(--acc);font:400 54px Anton,sans-serif}.w-small{fill:var(--mut);font:500 12px "JetBrains Mono",monospace;letter-spacing:.1em}
.dc-out{transition:opacity .3s}.dc-out.dim{opacity:.35}
.dc-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}.dc-kpis div{border:1px solid var(--line);border-radius:12px;padding:14px;background:var(--steel)}
.dc-kpis span{display:block;font-size:11px;color:var(--mut);text-transform:uppercase}.dc-kpis b{font-family:Anton;font-weight:400;font-size:30px}.dc-kpis .acc{color:var(--acc)}
.dc-std{color:var(--galv);font-size:13px;margin:14px 0 4px}.dc-warn{color:#ffb347;font-size:14px;min-height:1em}
.dc-out h3{margin:22px 0 10px}.dc-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;margin-bottom:24px}
.dc-table{width:100%;border-collapse:collapse;font-size:14px}.dc-table th,.dc-table td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--zinc);white-space:nowrap}
.dc-table th{font:500 11px "JetBrains Mono",monospace;text-transform:uppercase;color:var(--mut);background:var(--steel)}.dc-table tr:hover td{background:rgba(255,90,31,.06)}
.dc-disc{color:var(--mut);font-size:13px;margin-top:20px;max-width:620px}
.dc-teaser{display:flex;gap:30px;align-items:center;justify-content:space-between;flex-wrap:wrap;border:1px solid var(--line);border-radius:var(--r);padding:30px;margin-top:40px;background:linear-gradient(120deg,var(--zinc),var(--steel))}
.dc-teaser h3{font-size:34px;margin:0}.dc-teaser p{color:var(--mut);max-width:520px}
@media(max-width:1100px){.dc-grid{grid-template-columns:1fr 1fr}.dc-out{grid-column:1/-1}}
@media(max-width:700px){.dc-grid{grid-template-columns:1fr}.wheel{position:static;max-width:320px;margin:auto}}
[hidden]{display:none!important}
.dc-kpis b{font-size:26px;white-space:nowrap}