:root{
  --s950:#0c0e10;--s900:#121517;--s850:#171b1e;--s800:#1e2327;--s700:#2b3136;--s600:#454c53;
  --line:rgba(237,237,232,.09);--line2:rgba(237,237,232,.16);
  --ink:#f1f0ea;--dim:#a8adad;
  --arc:#ff6a1a;--arc2:#ff8a3d;--gold:#f2c230;
  --fd:'Oswald','Arial Narrow',sans-serif;--fb:'IBM Plex Sans',Arial,sans-serif;--fm:'IBM Plex Mono',monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{background:var(--s900);color:var(--ink);font-family:var(--fb);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body::before{content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--arc);color:var(--s900)}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px}
#progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:100;background:linear-gradient(90deg,var(--arc),var(--gold))}

/* header */
header{position:fixed;top:0;left:0;right:0;z-index:90;transition:background .35s,border-color .35s;border-bottom:1px solid transparent}
header.scrolled,header.solid{background:rgba(12,14,16,.88);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:80px;transition:height .3s}
header.scrolled .wrap{height:66px}
.logo img{height:52px;width:auto;transition:height .3s}
header.scrolled .logo img{height:44px}
nav{display:flex;align-items:center;gap:22px}
.navlinks{display:flex;gap:30px}
.navlink{position:relative;font-size:13.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim);padding:6px 0;transition:color .2s}
.navlink::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--arc);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.navlink:hover,.navlink.active{color:var(--ink)}
.navlink:hover::after,.navlink.active::after{transform:scaleX(1)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--fm);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;padding:14px 26px;border:1px solid var(--arc);color:var(--ink);background:transparent;cursor:pointer;position:relative;overflow:hidden;isolation:isolate;transition:color .3s}
.btn::before{content:'';position:absolute;inset:0;background:var(--arc);transform:translateY(101%);transition:transform .4s var(--ease);z-index:-1}
.btn:hover::before{transform:none}
.btn:hover{color:var(--s900)}
.btn.primary{background:var(--arc);color:var(--s900);font-weight:500}
.btn.primary::before{background:var(--ink)}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
.btn.sm{padding:10px 18px;font-size:11.5px}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.lang-toggle{padding:9px 12px;font-size:11.5px;border-color:var(--line2);color:var(--dim)}
.lang-toggle::before{background:var(--s700)}
.lang-toggle:hover{color:var(--ink)}
.burger{display:none;width:44px;height:44px;background:transparent;border:1px solid var(--line2);cursor:pointer;position:relative}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:var(--ink);transition:.3s}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:27px}
.burger.open span:nth-child(1){top:21px;transform:rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 100px;overflow:hidden}
.hero-bg{position:absolute;inset:-4%;background:linear-gradient(0deg,var(--s900) 0,rgba(18,21,23,.6) 12%,transparent 30%),linear-gradient(100deg,rgba(12,14,16,.97) 0,rgba(18,21,23,.85) 40%,rgba(18,21,23,.4) 72%,rgba(18,21,23,.2)),url('../images/hero-tig-welding.jpg') center 58%/cover no-repeat;animation:kb 26s ease-in-out infinite alternate;will-change:transform}
@keyframes kb{from{transform:scale(1.02)}to{transform:scale(1.1) translate(-1.5%,-1%)}}
.blueprint{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:linear-gradient(180deg,#000 55%,transparent);mask-image:linear-gradient(180deg,#000 55%,transparent);pointer-events:none}
#sparks{position:absolute;inset:0;width:100%;height:100%;mix-blend-mode:screen;pointer-events:none}
.hero-content{position:relative;z-index:2;max-width:800px}
.eyebrow{font-family:var(--fm);font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--arc);display:flex;align-items:center;gap:14px;margin-bottom:22px}
.eyebrow::before{content:'';width:36px;height:1px;background:var(--arc)}
h1{font-family:var(--fd);font-weight:700;font-size:clamp(44px,6.8vw,92px);text-transform:uppercase;line-height:.96;margin-bottom:28px}
h1 em{font-style:normal;background:linear-gradient(100deg,var(--arc),var(--gold) 50%,var(--arc));background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 5s linear infinite}
@keyframes shine{to{background-position:-200% 0}}
.hero p.sub{font-size:18px;color:var(--dim);max-width:580px;margin-bottom:40px}
.cta-row{display:flex;gap:16px;flex-wrap:wrap}
.badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:48px}
.badge{font-family:var(--fm);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;padding:9px 14px;border:1px solid var(--line2);background:rgba(18,21,23,.55);backdrop-filter:blur(6px);color:var(--dim);display:flex;align-items:center;gap:9px}
.badge i{width:6px;height:6px;border-radius:50%;background:var(--arc);box-shadow:0 0 10px var(--arc);animation:bl 1.8s infinite}
@keyframes bl{50%{opacity:.25}}
.js .hero-content>*{opacity:0;transform:translateY(28px);animation:rise .9s var(--ease) forwards}
.js .hero-content>*:nth-child(2){animation-delay:.12s}.js .hero-content>*:nth-child(3){animation-delay:.28s}.js .hero-content>*:nth-child(4){animation-delay:.42s}.js .hero-content>*:nth-child(5){animation-delay:.56s}
@keyframes rise{to{opacity:1;transform:none}}

/* page hero (subpages) */
.page-hero{position:relative;padding:170px 0 80px;overflow:hidden;background:radial-gradient(circle at 85% 0,rgba(255,106,26,.16),transparent 50%),linear-gradient(170deg,var(--s800),var(--s900) 70%);border-bottom:1px solid var(--line)}
.page-hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:48px 48px;opacity:.6;-webkit-mask-image:linear-gradient(90deg,transparent,#000 90%);mask-image:linear-gradient(90deg,transparent,#000 90%)}
.page-hero .wrap{position:relative}
.crumbs{font-family:var(--fm);font-size:12px;letter-spacing:.08em;color:var(--s600);margin-bottom:20px;text-transform:uppercase}
.crumbs a{color:var(--dim);transition:color .2s}.crumbs a:hover{color:var(--arc)}
.page-hero h1{font-size:clamp(38px,5.6vw,72px);margin-bottom:20px}
.page-hero p{color:var(--dim);font-size:18px;max-width:640px}

/* marquee */
.marquee{overflow:hidden;border-block:1px solid var(--line);background:var(--s950);padding:16px 0}
.mq{display:flex;width:max-content;animation:mq 40s linear infinite}
.mq span{font-family:var(--fd);font-size:21px;letter-spacing:.1em;text-transform:uppercase;color:var(--s600);padding:0 26px;display:flex;align-items:center;gap:52px;white-space:nowrap}
.mq span::after{content:'◆';color:var(--arc);font-size:10px}
@keyframes mq{to{transform:translateX(-50%)}}

/* sections */
section{position:relative;padding:110px 0}
section.tight{padding:80px 0}
.alt{background:var(--s850)}
.head{max-width:680px;margin-bottom:60px}
.head.center{margin-inline:auto;text-align:center}
.head.center .eyebrow{justify-content:center}.head.center .eyebrow::before{display:none}
h2{font-family:var(--fd);font-weight:600;font-size:clamp(32px,4.2vw,52px);text-transform:uppercase;line-height:1.02}
h3{font-family:var(--fd);font-weight:500;text-transform:uppercase}
.head p{color:var(--dim);font-size:17px;margin-top:18px}
.lead{color:var(--dim);font-size:17px;max-width:620px}
.js .reveal{opacity:0;transform:translateY(32px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;perspective:1100px}
.card{position:relative;display:flex;flex-direction:column;padding:42px 32px 34px;background:linear-gradient(160deg,rgba(43,49,54,.5),rgba(18,21,23,.9));border:1px solid var(--line);overflow:hidden;transition:border-color .3s,box-shadow .3s,transform .15s;transform-style:preserve-3d}
.card::before{content:'';position:absolute;left:var(--mx,50%);top:var(--my,50%);width:340px;height:340px;margin:-170px;background:radial-gradient(circle,rgba(255,106,26,.2),transparent 65%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{border-color:rgba(255,106,26,.5);box-shadow:0 22px 56px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card::after{content:'';position:absolute;left:0;bottom:0;height:3px;width:100%;background:linear-gradient(90deg,var(--arc),var(--gold));transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease)}
.card:hover::after{transform:scaleX(1)}
.card .ico{width:52px;height:52px;margin-bottom:26px;color:var(--arc)}
.card .ico svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.card .no{position:absolute;top:20px;right:26px;font-family:var(--fd);font-size:68px;font-weight:700;color:rgba(241,240,234,.045);line-height:1}
.card h3{font-size:21px;letter-spacing:.02em;margin-bottom:12px}
.card p{color:var(--dim);font-size:15px;flex:1}
.more{margin-top:24px;font-family:var(--fm);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--arc);display:inline-flex;gap:8px}
.more .arr{transition:transform .3s var(--ease)}
.card:hover .more .arr,.more:hover .arr{transform:translateX(6px)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);background:var(--s950)}
.stat{padding:46px 28px;border-right:1px solid var(--line)}
.stat:last-child{border:none}
.stat .num{font-family:var(--fd);font-weight:600;font-size:clamp(28px,3.4vw,46px);color:var(--arc);line-height:1.1}
.stat .lab{font-size:12px;color:var(--dim);margin-top:10px;text-transform:uppercase;letter-spacing:.08em;font-family:var(--fm)}

/* split */
.split{display:grid;grid-template-columns:1.15fr 1fr;gap:72px;align-items:center}
.split p{color:var(--dim);margin-bottom:18px;max-width:560px}
.ticks{list-style:none;display:grid;gap:12px;margin:26px 0 34px}
.ticks li{display:flex;gap:14px;align-items:flex-start;color:var(--ink);font-size:15.5px}
.ticks li::before{content:'';flex:0 0 auto;width:9px;height:9px;margin-top:8px;background:var(--arc);transform:rotate(45deg)}
.frame{position:relative;aspect-ratio:4/5;overflow:hidden;border:1px solid var(--line)}
.frame img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.frame:hover img{transform:scale(1.06)}
.frame::before,.frame::after{content:'';position:absolute;width:56px;height:56px;z-index:2;pointer-events:none}
.frame::before{top:12px;left:12px;border-top:2px solid var(--arc);border-left:2px solid var(--arc)}
.frame::after{bottom:12px;right:12px;border-bottom:2px solid var(--arc);border-right:2px solid var(--arc)}
.frame::selection{background:none}
.frame .cap{position:absolute;left:0;right:0;bottom:0;padding:44px 20px 18px;background:linear-gradient(0deg,rgba(12,14,16,.92),transparent);font-family:var(--fm);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}

/* facts */
.facts{border:1px solid var(--line);background:rgba(18,21,23,.7);position:relative}
.fact{display:flex;flex-direction:column;gap:4px;padding:20px 26px;border-bottom:1px solid var(--line);transition:background .3s,padding-left .3s}
.fact:hover{background:rgba(255,106,26,.07);padding-left:32px}
.fact:last-child{border:none}
.fact .k{font-family:var(--fm);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--arc)}

/* gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery.three{grid-template-columns:repeat(3,1fr)}
.g{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line);background:var(--s700);cursor:zoom-in}
.g.wide{grid-column:span 2}
.g img{width:100%;height:100%;object-fit:cover;filter:grayscale(20%) contrast(1.05);transition:transform .8s var(--ease),filter .5s}
.g:hover img{transform:scale(1.08);filter:none}
.g::after{content:'';position:absolute;inset:10px;border:1px solid var(--arc);opacity:0;transform:scale(1.05);transition:opacity .4s,transform .4s var(--ease);pointer-events:none}
.g:hover::after{opacity:1;transform:none}
.g figcaption{position:absolute;left:0;right:0;bottom:0;padding:40px 16px 14px;background:linear-gradient(0deg,rgba(12,14,16,.95),transparent);font-family:var(--fm);font-size:11px;letter-spacing:.06em;text-transform:uppercase;transform:translateY(35%);opacity:0;transition:.4s var(--ease)}
.g:hover figcaption{transform:none;opacity:1}
.welds{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.w{position:relative;aspect-ratio:1;overflow:hidden;border:1px solid var(--line);background:var(--s800);cursor:zoom-in}
.w img{width:100%;height:100%;object-fit:cover;filter:grayscale(20%) contrast(1.05);transition:transform .7s var(--ease),filter .4s}
.w:hover img{transform:scale(1.12);filter:none}
.w::after{content:'+';position:absolute;inset:0;display:grid;place-items:center;font-family:var(--fd);font-size:44px;color:var(--arc);background:rgba(12,14,16,.5);opacity:0;transition:opacity .3s}
.w:hover::after{opacity:1}

/* lightbox */
#lightbox{position:fixed;inset:0;z-index:200;background:rgba(8,9,10,.96);display:none;align-items:center;justify-content:center;padding:40px}
#lightbox.open{display:flex;animation:fd .25s}
@keyframes fd{from{opacity:0}}
#lb-img{max-width:90vw;max-height:86vh;border:1px solid var(--line);box-shadow:0 20px 60px rgba(0,0,0,.6);animation:zi .35s var(--ease)}
@keyframes zi{from{transform:scale(.93);opacity:0}}
.lb{position:absolute;background:rgba(18,21,23,.85);border:1px solid var(--line2);color:var(--ink);font-family:var(--fm);font-size:16px;width:46px;height:46px;cursor:pointer;transition:.2s}
.lb:hover{border-color:var(--arc);color:var(--arc)}
#lb-close{top:22px;right:26px}#lb-prev{left:22px;top:50%;margin-top:-23px}#lb-next{right:22px;top:50%;margin-top:-23px}
#lb-count{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);font-family:var(--fm);font-size:12px;color:var(--dim);letter-spacing:.1em}

/* references */
.docs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.doc{border:1px solid var(--line);background:rgba(18,21,23,.8);display:flex;flex-direction:column;transition:border-color .3s,transform .5s var(--ease),box-shadow .5s}
.doc:hover{border-color:var(--arc);transform:translateY(-8px);box-shadow:0 24px 48px rgba(0,0,0,.45)}
.doc-thumb{position:relative;aspect-ratio:3/4;overflow:hidden;border-bottom:1px solid var(--line);cursor:zoom-in;background:var(--s700)}
.doc-thumb img{width:100%;height:100%;object-fit:cover;object-position:top;filter:brightness(.96);transition:transform .7s var(--ease),filter .4s}
.doc-thumb:hover img{transform:scale(1.05);filter:none}
.doc-thumb::after{content:'PDF';position:absolute;top:10px;right:10px;font-family:var(--fm);font-size:10px;letter-spacing:.06em;color:var(--arc);border:1px solid var(--arc);padding:3px 7px;background:rgba(18,21,23,.85)}
.doc-meta{padding:22px;display:flex;flex-direction:column;gap:4px;flex:1}
.doc-co{font-family:var(--fd);font-weight:600;text-transform:uppercase;font-size:18px}
.doc-role{font-family:var(--fm);font-size:11px;color:var(--s600);letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}
.doc-name{font-size:14px;color:var(--dim)}
.doc-act{display:flex;gap:8px;margin-top:auto;padding-top:14px;flex-wrap:wrap}
.doc-btn{font-family:var(--fm);font-size:11px;letter-spacing:.05em;text-transform:uppercase;padding:9px 14px;border:1px solid var(--line2);color:var(--dim);transition:.2s}
.doc-btn:hover{border-color:var(--arc);color:var(--ink);background:rgba(255,106,26,.08)}

/* lists */
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.cols2 h3{font-size:19px;margin-bottom:18px}
.tech{list-style:none;display:flex;flex-direction:column;gap:10px}
.tech li{font-family:var(--fm);font-size:14px;color:var(--dim);padding:14px 18px;border:1px solid var(--line);border-left:2px solid var(--arc);background:rgba(18,21,23,.75);transition:transform .35s var(--ease),color .2s,background .2s}
.tech li:hover{transform:translateX(10px);color:var(--ink);background:rgba(255,106,26,.08)}
.norms{border:1px solid var(--line);background:rgba(18,21,23,.75);margin-bottom:22px}
.norm{font-family:var(--fm);font-size:13.5px;color:var(--dim);padding:15px 24px;border-bottom:1px solid var(--line);transition:.25s}
.norm:hover{background:rgba(255,106,26,.07);color:var(--ink)}
.norm:last-child{border:none}
.norm b{color:var(--arc);margin-right:12px;font-weight:500}
.certbox{font-family:var(--fm);font-size:13.5px;padding:18px 24px;border:1px solid var(--arc);display:flex;gap:12px;flex-wrap:wrap;background:rgba(255,106,26,.05)}
.certbox span{color:var(--arc);text-transform:uppercase;letter-spacing:.08em;font-size:11px;align-self:center}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.process::before{content:'';position:absolute;top:27px;left:6%;right:6%;height:2px;background:repeating-linear-gradient(90deg,var(--s600) 0 8px,transparent 8px 16px)}
.pline{position:absolute;top:27px;left:6%;height:2px;width:0;background:linear-gradient(90deg,var(--arc),var(--gold));box-shadow:0 0 12px var(--arc);transition:width 1.8s var(--ease)}
.process.in .pline{width:88%}
.step{position:relative;padding:0 18px;text-align:center}
.dot{width:56px;height:56px;margin:0 auto 22px;display:grid;place-items:center;background:var(--s800);border:1.5px solid var(--arc);transform:rotate(45deg);font-family:var(--fm);font-size:15px;color:var(--arc);position:relative;z-index:1;transition:.3s}
.dot b{transform:rotate(-45deg);font-weight:500}
.step:hover .dot{background:var(--arc);color:var(--s900)}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--dim);font-size:14.5px}

/* area */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{font-family:var(--fm);font-size:13px;letter-spacing:.04em;padding:10px 16px;border:1px solid var(--line2);background:var(--s800);transition:.25s}
.chip:hover{border-color:var(--arc);color:var(--arc);transform:translateY(-3px)}
.chip.main{border-color:var(--arc);color:var(--arc)}
.poland{position:relative;max-width:470px;margin:0 auto;width:100%}
.poland svg{width:100%;height:auto;overflow:visible}
.poland .ring{fill:none;stroke:rgba(255,106,26,.4);animation:ping 3.4s ease-out infinite;transform-origin:center;transform-box:fill-box}
.poland .ring:nth-of-type(2){animation-delay:1.1s}.poland .ring:nth-of-type(3){animation-delay:2.2s}
@keyframes ping{from{transform:scale(.2);opacity:1}to{transform:scale(1);opacity:0}}
.poland text{font-family:var(--fm);font-size:11px;fill:var(--dim);letter-spacing:.06em}
.poland .route{fill:none;stroke:var(--arc);stroke-width:1;stroke-dasharray:4 5;opacity:.55;animation:dash 14s linear infinite}
@keyframes dash{to{stroke-dashoffset:-180}}

/* banner CTA */
.banner{position:relative;overflow:hidden;padding:84px 0;text-align:center;background:radial-gradient(circle at 50% 120%,rgba(255,106,26,.28),transparent 60%),var(--s850);border-block:1px solid var(--line)}
.banner h2{margin-bottom:16px}
.banner p{color:var(--dim);max-width:560px;margin:0 auto 34px;font-size:17px}
.banner .cta-row{justify-content:center}

/* faq */
.faq{max-width:860px;display:flex;flex-direction:column;gap:12px}
details{border:1px solid var(--line);background:rgba(18,21,23,.75);transition:border-color .3s}
details[open]{border-color:rgba(255,106,26,.5)}
summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--fd);font-size:19px;font-weight:500;letter-spacing:.02em;display:flex;justify-content:space-between;align-items:center;gap:20px}
summary::-webkit-details-marker{display:none}
summary::after{content:'+';font-family:var(--fm);font-size:24px;color:var(--arc);transition:transform .3s var(--ease);flex-shrink:0}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 24px 22px;color:var(--dim);font-size:15.5px;animation:fd .4s}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:72px}
.info{display:flex;gap:14px;margin-bottom:24px;font-size:16px;align-items:baseline}
.info .k{color:var(--arc);font-family:var(--fm);font-size:12px;text-transform:uppercase;min-width:92px;letter-spacing:.08em}
.info a{border-bottom:1px solid transparent;transition:.2s}
.info a:hover{color:var(--arc);border-color:var(--arc)}
form{display:flex;flex-direction:column;gap:18px;padding:36px;border:1px solid var(--line);background:rgba(18,21,23,.7)}
.field{display:flex;flex-direction:column;gap:8px}
label{font-family:var(--fm);font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim)}
input,textarea{background:var(--s900);border:1px solid var(--line2);color:var(--ink);padding:14px;font-family:var(--fb);font-size:15px;border-radius:0;transition:.25s}
input:focus,textarea:focus{outline:none;border-color:var(--arc);box-shadow:0 0 0 3px rgba(255,106,26,.15)}
textarea{resize:vertical;min-height:130px}
.map{position:relative;margin-top:56px;border:1px solid var(--line);overflow:hidden}
.map iframe{width:100%;height:380px;border:0;display:block;filter:grayscale(55%) contrast(1.1) brightness(.8);transition:filter .4s;pointer-events:none}
.map:hover iframe{filter:none}
.map a{position:absolute;inset:0;z-index:2;display:flex;align-items:flex-end}
.map span{margin:16px;font-family:var(--fm);font-size:12.5px;background:var(--arc);color:var(--s900);padding:12px 18px;transition:transform .3s}
.map:hover span{transform:translateX(6px)}

/* footer */
footer{background:var(--s950);border-top:1px solid var(--line);padding:70px 0 30px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px;margin-bottom:50px}
footer h4{font-family:var(--fm);font-weight:500;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--arc);margin-bottom:18px}
footer ul{list-style:none;display:grid;gap:10px}
footer li a,footer p{color:var(--dim);font-size:14.5px;transition:color .2s}
footer li a:hover{color:var(--ink)}
footer .logo img{height:50px;margin-bottom:18px}
.fine{font-family:var(--fm);font-size:12px;color:var(--s600);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:26px;border-top:1px solid var(--line)}

.fab{display:none;position:fixed;right:16px;bottom:16px;z-index:80;width:58px;height:58px;border-radius:50%;background:var(--arc);color:var(--s900);place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.5)}
.fab svg{width:26px;height:26px;fill:currentColor}
.top-link{color:var(--dim)}

@media(max-width:980px){
  .navlinks{position:fixed;inset:66px 0 auto 0;flex-direction:column;gap:0;background:rgba(10,12,13,.98);backdrop-filter:blur(12px);padding:8px 28px 24px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .5s var(--ease)}
  .navlinks.open{transform:none}
  .navlink{padding:16px 0;font-size:16px;border-bottom:1px solid var(--line)}
  .navlink::after{display:none}
  .burger{display:block}
  nav{gap:12px}
  header .btn.primary{display:none}
  .cards,.docs{grid-template-columns:1fr 1fr}
  .split,.contact,.cols2{grid-template-columns:1fr;gap:44px}
  .frame{aspect-ratio:16/10}
  .process{grid-template-columns:1fr 1fr;row-gap:44px}
  .process::before,.pline{display:none}
  .gallery,.gallery.three{grid-template-columns:repeat(2,1fr)}
  .welds{grid-template-columns:repeat(3,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  .fab{display:grid}
}
@media(max-width:640px){
  .wrap{padding:0 18px}
  section{padding:70px 0}
  .hero{padding:104px 0 80px}
  .page-hero{padding:130px 0 56px}
  .hero p.sub{font-size:16px}
  .cta-row{flex-direction:column}
  .cards,.docs,.process{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:28px 18px;border-bottom:1px solid var(--line)}
  .gallery,.gallery.three{grid-template-columns:1fr}
  .g.wide{grid-column:auto}
  .g figcaption{transform:none;opacity:1}
  .welds{grid-template-columns:repeat(2,1fr);gap:8px}
  .logo img{height:42px}
  .info{flex-wrap:wrap;gap:2px 14px}
  form{padding:22px}
  #lightbox{padding:14px}#lb-prev{left:8px}#lb-next{right:8px}
  .map iframe{height:280px}
  .fgrid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal,.js .hero-content>*{opacity:1;transform:none}
  #sparks{display:none}
}