:root{--orange:#f47b20;--black:#050505}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#000}
body{margin:0;background:#000;color:#fff;font-family:Arial,Helvetica,sans-serif;overflow-x:hidden}
.skip{position:fixed;left:-9999px;top:8px;z-index:1000;background:#fff;color:#000;padding:10px 14px;text-decoration:none}.skip:focus{left:8px}
.screen{position:relative;width:100%;background:#000;line-height:0;scroll-margin-top:0;contain:layout style}
.screen>img{display:block;width:100%;height:auto;aspect-ratio:1672 / 941;max-width:none;user-select:none;-webkit-user-drag:none}
.hotspots{position:absolute;inset:0;z-index:3;pointer-events:none}
.hs{position:absolute;display:block;pointer-events:auto;touch-action:manipulation;border:0;background:transparent;padding:0;margin:0;cursor:pointer;text-decoration:none;line-height:normal}
.hs:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:2px}
.hs.logo{left:1%;top:1.2%;width:8.5%;height:7.5%}
.hs.nav{top:4.35%;height:4.8%;min-height:34px}.hs.nav.about{left:27.7%;width:5.3%}.hs.nav.services{left:34.7%;width:7%}.hs.nav.training{left:43%;width:13%}.hs.nav.projects{left:58.1%;width:7.2%}.hs.nav.safety{left:67%;width:11.8%}.hs.nav.contact{left:80.2%;width:7.6%}
.hs.lang{top:4.15%;height:5%;width:3%;min-height:34px}.hs.lang.pl{left:89.8%}.hs.lang.en{left:94.8%}
.hs.group{display:none}.hs.cta{left:2.8%;bottom:19%;width:29%;height:11%}.hs.contact-cta{left:32.5%;top:61%;width:25%;height:11%}.screen-group{z-index:4}

.fixed-nav{position:sticky;left:0;right:0;top:0;height:78px;z-index:50;display:flex;align-items:center;padding:0 22px;background:linear-gradient(180deg,rgba(0,0,0,.94),rgba(0,0,0,.72));border-bottom:1px solid rgba(255,255,255,.10);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:opacity .18s ease,transform .18s ease}
.fixed-nav.hidden{opacity:1;transform:none;pointer-events:auto}
.fixed-logo{display:flex;align-items:center;width:128px;height:62px;flex:0 0 128px;margin-right:24px}.fixed-logo img{display:block;width:100%;height:auto;object-fit:contain}
.fixed-nav nav{display:flex;align-items:center;justify-content:center;gap:clamp(13px,1.25vw,23px);min-width:0;flex:1}.fixed-nav nav a{color:#fff;text-decoration:none;white-space:nowrap;font-size:clamp(9px,.72vw,13px);font-weight:500;letter-spacing:.055em;line-height:1;padding:20px 0;transition:color .15s ease}.fixed-nav nav a:hover,.fixed-nav nav a:focus-visible{color:var(--orange)}
.fixed-actions{display:flex;align-items:center;gap:8px;margin-left:18px;font-size:11px;letter-spacing:.08em;white-space:nowrap}.fixed-divider{color:#777;margin-left:8px}.fixed-group{display:none;color:var(--orange);text-decoration:none;font-size:10px;letter-spacing:.06em;white-space:nowrap;font-weight:600}.fixed-group:hover,.fixed-group:focus-visible{color:#fff}.fixed-actions button{border:0;background:none;color:#fff;padding:8px 2px;cursor:pointer;font-size:11px}.fixed-actions button.active{color:var(--orange)}.fixed-actions span{color:#777}

.mobile-bar,.mobile-panel{display:none}
@media(max-width:700px){
  .screen{width:100vw;scroll-margin-top:0}.fixed-nav{display:none}
  .mobile-bar{display:flex;position:fixed;left:10px;right:10px;top:10px;height:44px;z-index:20;align-items:center;justify-content:space-between;pointer-events:none}.mobile-bar>*{pointer-events:auto}
  .mobile-brand{font-size:10px;letter-spacing:.16em;text-transform:uppercase;text-shadow:0 1px 8px #000;font-weight:700}.mobile-brand b{color:var(--orange)}
  #mobileMenu{width:44px;height:44px;border:1px solid rgba(255,255,255,.45);background:rgba(0,0,0,.5);border-radius:2px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}#mobileMenu span{width:18px;height:1px;background:#fff;display:block}
  .mobile-panel{position:fixed;display:block;inset:0 0 0 auto;width:min(88vw,380px);background:rgba(5,5,5,.98);z-index:30;transform:translateX(105%);transition:transform .25s ease;padding:76px 28px 28px;box-shadow:-20px 0 60px rgba(0,0,0,.55)}.mobile-panel.open{transform:translateX(0)}
  .mobile-close{position:absolute;right:18px;top:12px;background:none;border:0;color:#fff;font-size:34px;font-weight:200;cursor:pointer}.mobile-panel nav{display:flex;flex-direction:column;gap:0}.mobile-panel nav a{color:#fff;text-decoration:none;font-size:12px;letter-spacing:.10em;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.13)}
  .mobile-rule{height:1px;background:rgba(244,123,32,.5);margin:12px 0}.mobile-langs{display:flex;align-items:center;gap:10px;padding:15px 0;color:#777}.mobile-langs button{background:none;border:0;color:#fff;font-size:12px;cursor:pointer;padding:0}.mobile-langs button.active{color:var(--orange)}.mobile-group{color:var(--orange)!important;border-bottom:0!important;font-weight:700}
  .hs{display:none}.screen>img{width:100%;height:auto}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-panel{transition:none}.fixed-nav{transition:none}}
/* Semantic SEO/accessibility layer: keeps the approved artwork and layout unchanged. */
.seo-content{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:normal;border:0}
.seo-content h1,.seo-content h2,.seo-content h3,.seo-content p{margin:0;padding:0}