:root{--orange:#ff6800;--orange2:#ff8a00;--bg:#090909;--surface:#121212;--surface2:#191919;--text:#f5f5f5;--muted:#a5a5a5;--line:#292929;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(calc(100% - 40px),var(--max));margin:auto}.site-header{position:sticky;top:0;z-index:99;background:rgba(8,8,8,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.07)}.nav-wrap{height:78px;display:flex;align-items:center;gap:28px}.brand img{width:175px}.main-nav{margin-left:auto;display:flex;gap:26px;font-size:14px;font-weight:700}.main-nav a{color:#ccc}.main-nav a:hover{color:var(--orange)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:14px 22px;font-weight:800;border:1px solid transparent;cursor:pointer}.btn-sm{padding:10px 16px;font-size:13px}.btn-primary{background:linear-gradient(135deg,var(--orange2),var(--orange));color:#111}.btn-outline{border-color:#555;color:#fff;background:transparent}.btn-outline:hover{border-color:var(--orange);color:var(--orange)}.menu-toggle{display:none;background:none;border:0;margin-left:auto}.menu-toggle span{width:25px;height:2px;background:#fff;display:block;margin:5px}.hero{min-height:720px;display:grid;align-items:center;position:relative;overflow:hidden;background:radial-gradient(circle at 75% 30%,rgba(255,104,0,.18),transparent 30%),linear-gradient(110deg,#070707 45%,#121212 100%)}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:50px 50px;mask-image:linear-gradient(to right,transparent,black)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;position:relative;z-index:2}.eyebrow{color:var(--orange);font-weight:900;letter-spacing:3px;font-size:12px;text-transform:uppercase}.hero h1,.page-hero h1{font-size:clamp(42px,6vw,74px);line-height:1.05;margin:14px 0 20px;letter-spacing:-2px}.hero h1 span,.accent{color:var(--orange)}.hero p{font-size:18px;color:#bdbdbd;max-width:650px}.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}.trust-row{display:flex;gap:25px;margin-top:36px;color:#b9b9b9;font-size:13px}.hero-machine{position:relative}.hero-machine img{width:100%;filter:drop-shadow(0 30px 50px #000)}.hero-badge{position:absolute;right:0;bottom:12%;background:rgba(18,18,18,.9);border:1px solid #333;padding:16px 20px;border-radius:12px}.hero-badge strong{display:block;color:var(--orange);font-size:24px}.section{padding:100px 0}.section-dark{background:#0d0d0d}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:42px}.section-head h2{font-size:clamp(30px,4vw,48px);line-height:1.1;margin:8px 0}.section-head p{color:var(--muted);max-width:520px}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.feature-card,.category-card,.product-card,.info-card{background:linear-gradient(145deg,#171717,#101010);border:1px solid var(--line);border-radius:16px}.feature-card{padding:30px}.feature-icon{width:48px;height:48px;border-radius:10px;display:grid;place-items:center;background:rgba(255,104,0,.12);color:var(--orange);font-weight:900}.feature-card h3{margin:18px 0 8px}.feature-card p,.info-card p{color:var(--muted);margin:0}.category-card{padding:28px;min-height:190px;position:relative;overflow:hidden}.category-card:after{content:"→";position:absolute;right:24px;bottom:20px;color:var(--orange);font-size:26px}.category-card span{font-size:11px;color:var(--orange);letter-spacing:2px;font-weight:800}.category-card h3{font-size:24px;margin:12px 0}.product-card{overflow:hidden}.product-image{background:#0b0b0b;aspect-ratio:4/3}.product-image img{width:100%;height:100%;object-fit:cover}.product-content{padding:22px}.product-meta{display:flex;justify-content:space-between;gap:10px;font-size:12px;color:var(--muted);text-transform:uppercase}.product-content h3{margin:9px 0 5px}.price{font-size:21px;font-weight:900;color:var(--orange)}.product-content .btn{width:100%;margin-top:16px}.sell-banner{background:radial-gradient(circle at 85% 50%,rgba(255,255,255,.08),transparent 30%),linear-gradient(135deg,#ff8100,#ed4f00);color:#111;border-radius:24px;padding:60px;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:30px}.sell-banner h2{font-size:45px;line-height:1.1;margin:0 0 15px}.sell-banner p{font-weight:600}.sell-banner .btn{background:#101010;color:#fff;justify-self:end}.steps{counter-reset:steps}.step{padding:28px;border-top:1px solid var(--line);position:relative}.step:before{counter-increment:steps;content:"0" counter(steps);display:block;color:var(--orange);font-weight:900;font-size:13px}.step h3{font-size:22px}.page-hero{padding:110px 0 75px;background:radial-gradient(circle at 80% 30%,rgba(255,104,0,.14),transparent 30%),#0d0d0d;border-bottom:1px solid var(--line)}.page-hero p{color:var(--muted);max-width:650px;font-size:18px}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:35px}.filter-btn{padding:10px 16px;border:1px solid var(--line);background:#141414;color:#ccc;border-radius:8px;cursor:pointer}.filter-btn.active,.filter-btn:hover{background:var(--orange);color:#111;border-color:var(--orange)}.form-wrap{display:grid;grid-template-columns:1fr .8fr;gap:50px}.form-card{background:#121212;border:1px solid var(--line);padding:35px;border-radius:18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:800}.field input,.field select,.field textarea{width:100%;background:#0b0b0b;border:1px solid #333;color:#fff;padding:14px;border-radius:8px;font:inherit}.field textarea{min-height:130px;resize:vertical}.form-card .btn{margin-top:20px;width:100%}.info-card{padding:30px}.contact-list{display:grid;gap:14px;margin-top:25px}.contact-item{padding:18px;background:#0c0c0c;border:1px solid var(--line);border-radius:10px}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.about-visual{min-height:450px;border-radius:20px;background:linear-gradient(145deg,rgba(255,104,0,.12),transparent),url("../assets/images/mig.svg") center/cover;border:1px solid var(--line)}.check-list{display:grid;gap:12px;padding:0;list-style:none}.check-list li:before{content:"✓";color:var(--orange);font-weight:900;margin-right:10px}.site-footer{background:#050505;border-top:1px solid var(--line);padding:70px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr 1fr;gap:50px}.footer-logo{width:190px;margin-bottom:20px}.footer-grid p,.footer-grid span{color:var(--muted);font-size:14px}.footer-grid h4{margin-top:0}.footer-grid a{display:block;color:#aaa;margin:9px 0;font-size:14px}.footer-grid a:hover{color:var(--orange)}.footer-bottom{border-top:1px solid var(--line);margin-top:45px;padding-top:18px;color:#777;font-size:13px}.wa-float{position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;z-index:80;box-shadow:0 10px 30px rgba(0,0,0,.4);transition:transform .2s ease,box-shadow .2s ease,filter .2s ease}
@media(max-width:950px){.main-nav,.nav-cta{display:none}.menu-toggle{display:block}.main-nav.open{position:absolute;display:flex;flex-direction:column;top:78px;left:20px;right:20px;background:#111;border:1px solid #333;border-radius:12px;padding:22px}.hero{min-height:auto;padding:90px 0}.hero-grid,.form-wrap,.about-grid,.sell-banner{grid-template-columns:1fr}.hero-machine{max-width:600px;margin:auto}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.sell-banner .btn{justify-self:start}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.container{width:min(calc(100% - 28px),var(--max))}.brand img{width:145px}.hero h1,.page-hero h1{letter-spacing:-1px}.hero-grid{gap:35px}.trust-row{flex-direction:column;gap:8px}.section{padding:70px 0}.section-head{align-items:start;flex-direction:column}.grid-4,.grid-3,.form-grid{grid-template-columns:1fr}.sell-banner{padding:35px 25px}.sell-banner h2{font-size:34px}.footer-grid{grid-template-columns:1fr}.page-hero{padding:80px 0 55px}}

/* WELDEX v4 polish */
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.site-header{background:rgba(6,6,6,.82)}.nav-wrap{height:74px}.brand img{width:185px}.main-nav{font-weight:650}.hero{min-height:650px}.hero-grid{gap:50px}.hero h1{font-size:clamp(38px,5vw,58px);line-height:1.02;max-width:720px}.page-hero h1{font-size:clamp(38px,5vw,58px)}.hero p{font-size:17px;max-width:600px}.hero-machine{padding:22px}.hero-machine:before{content:"";position:absolute;inset:8% 4%;background:radial-gradient(circle,rgba(255,104,0,.24),transparent 64%);filter:blur(18px)}.hero-machine img{position:relative;z-index:1;aspect-ratio:1/1;object-fit:contain;border-radius:22px;background:#fff;padding:20px;filter:drop-shadow(0 28px 48px rgba(0,0,0,.65))}.hero-badge{z-index:2}.brand-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#0d0d0d}.brand-list{display:flex;gap:34px;align-items:center;justify-content:space-between;overflow:auto;padding:20px 0;color:#7f7f7f;font-weight:900;letter-spacing:1.2px;font-size:12px;white-space:nowrap}.section{padding:84px 0}.section-head h2{font-size:clamp(28px,3.6vw,43px)}.feature-card,.category-card,.product-card,.info-card{transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}.feature-card:hover,.category-card:hover,.product-card:hover{transform:translateY(-7px);border-color:#454545;box-shadow:0 24px 55px rgba(0,0,0,.28)}.product-image{background:#f4f4f4;padding:18px}.product-image img{object-fit:contain;transition:transform .3s ease}.product-card:hover .product-image img{transform:scale(1.035)}.product-content h3{font-size:21px}.sell-banner{padding:52px}.sell-banner h2{font-size:40px}.btn{transition:transform .2s ease,filter .2s ease}.btn:hover{transform:translateY(-2px);filter:brightness(1.06)}@media(max-width:620px){.hero{padding:68px 0}.hero h1,.page-hero h1{font-size:34px}.hero-machine{padding:0}.hero-machine img{padding:12px}.brand-list{gap:25px}.section{padding:62px 0}.sell-banner h2{font-size:30px}}

.wa-float img{width:31px;height:31px;display:block}.wa-float:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 15px 36px rgba(0,0,0,.5);filter:brightness(1.04)}.wa-float:focus-visible{outline:3px solid rgba(37,211,102,.35);outline-offset:4px}@media(max-width:620px){.wa-float{right:16px;bottom:16px;width:54px;height:54px}.wa-float img{width:29px;height:29px}}

/* WELDEX v8 — polished mobile navigation */
.mobile-nav-head,.mobile-nav-cta,.nav-overlay{display:none}
@media(max-width:950px){
  body.menu-open{overflow:hidden}
  .site-header{z-index:120}
  .nav-wrap{height:70px}
  .brand img{width:158px}
  .menu-toggle{display:block;position:relative;z-index:132;width:44px;height:44px;padding:9px;border:1px solid rgba(255,255,255,.10);border-radius:11px;background:rgba(255,255,255,.035);cursor:pointer}
  .menu-toggle span{position:absolute;left:10px;width:22px;height:2px;margin:0;border-radius:3px;background:#fff;transition:transform .28s ease,opacity .2s ease,top .28s ease}
  .menu-toggle span:nth-child(1){top:13px}.menu-toggle span:nth-child(2){top:20px}.menu-toggle span:nth-child(3){top:27px}
  .menu-toggle.active span:nth-child(1){top:20px;transform:rotate(45deg)}
  .menu-toggle.active span:nth-child(2){opacity:0;transform:translateX(5px)}
  .menu-toggle.active span:nth-child(3){top:20px;transform:rotate(-45deg)}
  .main-nav,.main-nav.open{display:flex;position:fixed;z-index:131;top:0;right:0;bottom:0;left:auto;width:min(86vw,360px);height:100dvh;margin:0;padding:24px 22px 28px;flex-direction:column;gap:0;background:linear-gradient(180deg,#141414 0%,#090909 100%);border:0;border-left:1px solid rgba(255,255,255,.10);border-radius:0;box-shadow:-22px 0 60px rgba(0,0,0,.48);transform:translateX(104%);visibility:hidden;transition:transform .32s cubic-bezier(.22,.8,.25,1),visibility .32s}
  .main-nav.open{transform:translateX(0);visibility:visible}
  .mobile-nav-head{display:flex;min-height:52px;align-items:center;justify-content:space-between;margin:0 50px 18px 0;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.10)}
  .mobile-nav-head img{width:142px;height:auto}
  .mobile-nav-head span{font-size:11px;color:#777;letter-spacing:1.8px;text-transform:uppercase;font-weight:800}
  .main-nav>a:not(.mobile-nav-cta){display:flex;align-items:center;min-height:51px;padding:0 10px;border-bottom:1px solid rgba(255,255,255,.07);color:#d7d7d7;font-size:16px;font-weight:650;transition:color .2s ease,padding-left .2s ease,background .2s ease}
  .main-nav>a:not(.mobile-nav-cta)::after{content:"›";margin-left:auto;color:#666;font-size:23px;font-weight:300}
  .main-nav>a:not(.mobile-nav-cta):hover,.main-nav>a:not(.mobile-nav-cta):focus-visible{color:var(--orange);padding-left:15px;background:rgba(255,104,0,.045)}
  .mobile-nav-cta{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:auto;padding:13px 16px;border-radius:10px;background:#25d366;color:#07150c!important;font-size:14px!important;font-weight:850!important;border:0!important}
  .mobile-nav-cta::after{display:none!important}.mobile-nav-cta img{width:21px;height:21px}
  .nav-overlay{display:block;position:fixed;z-index:119;inset:0;width:100%;height:100%;padding:0;border:0;background:rgba(0,0,0,.66);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s;cursor:pointer}
  .nav-overlay.show{opacity:1;visibility:visible}
}
@media(max-width:620px){
  .nav-wrap{height:66px}.brand img{width:146px}.menu-toggle{width:42px;height:42px}
  .main-nav,.main-nav.open{width:min(88vw,340px);padding:20px 18px 22px}
  .mobile-nav-head img{width:132px}
  .main-nav>a:not(.mobile-nav-cta){min-height:49px;font-size:15.5px}
}