:root{
  --orange:#f08a24;
  --orange-dark:#d9761a;
  --bg:#141414;
  --bg2:#1b1b1b;
  --panel:#191919;
  --ink:#f5f5f4;
  --muted:#b8b3ac;
  --line:#2d2d2d;
  --light:#f1f1ef;
  --light-ink:#1a1611;
  --light-muted:#4c463f;
  --ease:cubic-bezier(.22,1,.36,1);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Barlow",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.sprite{position:absolute}

:focus-visible{outline:2px solid var(--orange);outline-offset:3px}

.wrap{max-width:1400px;margin:0 auto;padding:0 32px}

h1,h2,h3,dt{
  font-family:"Barlow Condensed",sans-serif;
  text-transform:uppercase;
  letter-spacing:.015em;
  line-height:1.08;
  text-wrap:balance;
}

.sec-title{
  font-size:clamp(1.7rem,3vw,2.3rem);
  font-weight:700;
  color:var(--light-ink);
  margin-bottom:32px;
  position:relative;
  padding-bottom:13px;
}
.sec-title::after{
  content:"";position:absolute;left:0;bottom:0;
  width:52px;height:4px;background:var(--orange);
}
.sec-title--light{color:var(--ink)}
.sec-title--dark-on-orange{color:#fff}
.sec-title--dark-on-orange::after{background:#fff}

/* ===== buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:"Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:.07em;
  font-weight:600;border:2px solid transparent;cursor:pointer;border-radius:4px;
  transition:transform .18s var(--ease),background .18s,color .18s,border-color .18s;
}
.btn:hover{transform:translateY(-2px)}
.btn-lg{padding:13px 26px;font-size:1.05rem}
.btn-sm{padding:7px 16px;font-size:.9rem}
.btn-orange{background:var(--orange);color:#1c1206}
.btn-orange:hover{background:var(--orange-dark)}
.btn-outline{border-color:var(--orange);color:var(--orange)}
.btn-outline:hover{background:var(--orange);color:#1c1206}
.btn-ghost{
  margin-top:22px;padding:9px 18px;font-size:.95rem;
  border-color:#c9c4bc;color:var(--light-ink);background:#fff;
}
.btn-ghost:hover{border-color:var(--light-ink)}
.btn-fb{
  margin-top:22px;padding:11px 20px;font-size:.95rem;
  background:#17181c;color:#fff;
}
.btn-fb:hover{background:#000}

/* ===== nav ===== */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(20,20,20,.94);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:52px;height:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text b{font-family:"Barlow Condensed",sans-serif;font-size:1.5rem;font-weight:700;letter-spacing:.04em}
.brand-text i{font-style:normal;font-size:.6rem;text-transform:uppercase;letter-spacing:.22em;color:var(--orange);font-weight:600}
.menu{display:flex;align-items:center;gap:30px}
.menu>a:not(.btn){
  font-family:"Barlow Condensed",sans-serif;text-transform:uppercase;font-size:1rem;
  letter-spacing:.09em;font-weight:600;color:var(--ink);
  padding:6px 0;position:relative;transition:color .15s;
}
.menu>a:not(.btn)::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:var(--orange);transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease);
}
.menu>a:not(.btn):hover{color:var(--orange)}
.menu>a:not(.btn).active{color:var(--orange)}
.menu>a:not(.btn).active::after,
.menu>a:not(.btn):hover::after{transform:scaleX(1)}
.burger{display:none;background:none;border:0;flex-direction:column;gap:5px;padding:10px;cursor:pointer}
.burger span{width:24px;height:2px;background:var(--ink);display:block}

/* ===== hero ===== */
.hero{position:relative;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background:url("img/hero.jpg") 62% center/cover no-repeat;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(16,15,14,.88) 0%,rgba(16,15,14,.55) 42%,rgba(16,15,14,.08) 75%);
}
.hero-inner{position:relative;z-index:1;padding:clamp(70px,10vw,130px) 24px}
.eyebrow{
  font-family:"Barlow Condensed",sans-serif;letter-spacing:.16em;
  color:var(--orange);font-size:1.05rem;font-weight:600;text-transform:uppercase;
}
.hero h1{
  font-size:clamp(2.4rem,5.6vw,4.3rem);font-weight:700;margin:12px 0 20px;color:#fff;
}
.hl{font-style:normal;color:var(--orange)}
.lead{color:#ded9d2;font-size:clamp(1rem,1.6vw,1.2rem);margin-bottom:34px;max-width:46ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

.js .hero .line{display:inline-block;opacity:0;transform:translateY(26px);animation:rise .7s var(--ease) forwards}
.js .hero .line:nth-child(1){animation-delay:.05s}
.js .hero h1 .line{animation-delay:.12s}
.js .hero h1 br+.line{animation-delay:.22s}
.js .hero h1 br+.line~br+.line{animation-delay:.32s}
.js .hero .eyebrow,.js .hero .lead,.js .hero .hero-cta{opacity:0;animation:rise .7s var(--ease) forwards}
.js .hero .eyebrow{animation-delay:0s}
.js .hero .lead{animation-delay:.34s}
.js .hero .hero-cta{animation-delay:.44s}
@keyframes rise{to{opacity:1;transform:none}}

/* ===== stats ===== */
.stats{background:#161616;border-block:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);padding:38px 32px}
.stat{
  display:flex;align-items:center;gap:20px;justify-content:center;
  border-left:1px solid var(--line);padding:8px 16px;
}
.stat:first-child{border-left:0}
.stat-ico{flex:none;width:auto;height:44px}
.stat b{
  font-family:"Barlow Condensed",sans-serif;font-size:2.3rem;font-weight:700;
  display:block;line-height:1;color:#fff;
}
.stat span{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:500}

.ico{flex:none}

/* ===== svetla zona ===== */
.zone{background:var(--light);color:var(--light-ink)}
.zone-grid{
  display:grid;grid-template-columns:minmax(0,1.7fr) minmax(340px,1fr);
  gap:clamp(30px,3.4vw,52px);
  padding-top:80px;padding-bottom:80px;align-items:start;
}
@media (min-width:1464px){
  .zone-grid{
    max-width:none;padding-left:0;padding-right:0;
    margin-left:calc((100% - 1400px)/2 + 32px);margin-right:0;
  }
  .about,.contact{border-top-right-radius:0;border-bottom-right-radius:0}
}
.zone-left{min-width:0}
.anchor-pad{scroll-margin-top:90px}
.anchor-pad+.anchor-pad{margin-top:68px}

/* sluzby */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--panel);border-radius:6px;overflow:hidden;color:var(--ink)}
.card-photo{overflow:hidden;aspect-ratio:16/10}
.card-photo img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.card:hover .card-photo img{transform:scale(1.05)}
.card-body{padding:22px 22px 26px}
.card h3{font-size:1.32rem;font-weight:700;margin-bottom:14px;color:#fff}
.card li{
  position:relative;padding-left:16px;font-size:.95rem;color:var(--muted);margin-bottom:8px;line-height:1.5;
}
.card li::before{content:"";position:absolute;left:0;top:.52em;width:6px;height:6px;border-radius:50%;background:var(--orange)}

/* realizacie */
.gallery-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.gallery-grid a{border-radius:5px;overflow:hidden;display:block}
.gallery-grid img{
  aspect-ratio:4/3;object-fit:cover;width:100%;
  transition:transform .5s var(--ease);
}
.gallery-grid a:hover img{transform:scale(1.06)}

/* o nas */
.zone-right{display:flex;flex-direction:column;gap:40px;min-width:0}
.about{
  background:#161616;border-radius:6px;overflow:hidden;
  display:flex;flex-direction:column;scroll-margin-top:90px;
}
.about-text{padding:36px 34px 8px}
.about-text>p:not(.sign):not(.sign-name){color:#cfc9c1;font-size:1rem;max-width:56ch}
.sign{
  font-family:"Caveat",cursive;font-size:2.3rem;color:var(--orange);
  line-height:1;margin:22px 0 6px;
}
.sign-name{font-size:.9rem;line-height:1.45;color:var(--muted);padding-bottom:16px}
.sign-name b{color:#fff;font-weight:600}
.about-photo{
  min-height:230px;flex:1;
  background:linear-gradient(180deg,#161616 0%,rgba(22,22,22,0) 45%),url("img/onas.jpg") center/cover no-repeat;
  filter:grayscale(1);
}

/* kontakt */
.contact{
  background:linear-gradient(150deg,var(--orange) 0%,var(--orange-dark) 100%);
  border-radius:6px;overflow:hidden;color:#fff;scroll-margin-top:90px;
  clip-path:polygon(0 14px,3.5% 4px,7% 12px,11% 2px,15% 10px,20% 0,25% 9px,31% 3px,37% 11px,44% 2px,51% 9px,58% 1px,65% 10px,72% 3px,79% 11px,86% 2px,93% 9px,100% 4px,100% 100%,0 100%);
  padding-top:14px;
}
.contact-info{padding:36px 34px 36px}
.contact-info>p{margin-bottom:24px;font-weight:500;max-width:34ch}
.contact-list li{display:flex;align-items:center;gap:13px;margin-bottom:14px;font-weight:600;font-size:1.05rem}
.contact-list a:hover{text-decoration:underline}
.contact-map{
  min-height:250px;
  background:#161616 url("img/mapa.jpg") center/contain no-repeat;
}

/* ===== technika ===== */
.tech{background:var(--bg);padding:80px 0;scroll-margin-top:90px}
.tech-list{max-width:820px}
.tech-row{
  display:grid;grid-template-columns:250px 1fr;gap:10px 30px;
  padding:22px 0;border-bottom:1px solid var(--line);align-items:baseline;
}
.tech-row:first-child{border-top:1px solid var(--line)}
.tech-row dt{font-size:1.35rem;font-weight:700;color:#fff}
.tech-row dd{color:var(--muted);font-size:.95rem;max-width:60ch}

/* ===== footer ===== */
.footer{border-top:1px solid var(--line);padding:22px 0;background:#101010}
.footer-inner{
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:8px;color:var(--muted);font-size:.84rem;
}
.footer-credit a{color:var(--orange)}
.footer-credit a:hover{text-decoration:underline}

/* ===== reveal (len ak bezi JS) ===== */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .cards .card{transition-delay:0s}
.js .cards .card:nth-child(2){transition-delay:.08s}
.js .cards .card:nth-child(3){transition-delay:.16s}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  .js .hero .line,.js .hero .eyebrow,.js .hero .lead,.js .hero .hero-cta{opacity:1;transform:none;animation:none}
  .card-photo img,.gallery-grid img,.btn{transition:none}
}

/* ===== responsive ===== */
@media (max-width:1060px){
  .zone-grid{grid-template-columns:1fr}
  .zone-right{flex-direction:row}
  .zone-right>*{flex:1}
  .gallery-grid{grid-template-columns:repeat(5,1fr)}
}
@media (max-width:820px){
  .zone-right{flex-direction:column}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:14px 0}
  .stat:nth-child(3){border-left:0}
  .stat{justify-content:flex-start}
  .gallery-grid{grid-template-columns:repeat(3,1fr)}
  .tech-row{grid-template-columns:1fr}
}
@media (max-width:760px){
  .menu{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;background:var(--bg2);padding:22px;
    border-bottom:1px solid var(--line);gap:18px;align-items:flex-start;
  }
  .menu.open{display:flex}
  .burger{display:flex}
  .cards{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .hero-bg{background-position:68% center}
  .contact-map{min-height:200px}
}