/* Layout: clean white showroom, full-width plank "photos" drawn in CSS, generous grid */
:root{
  --bg:#fafaf8; --surface:#ffffff; --fg:#1d1f1e; --muted:#6b6f6c; --line:#e3e2dd;
  --accent:#8a6a45; --oak1:#c9a27a; --oak2:#b88d63; --oak3:#d8b892; --stone1:#b9b6ae; --stone2:#a6a39b;
  color-scheme:light;
  --display:"Archivo",system-ui,sans-serif; --body:"Figtree",system-ui,sans-serif;
}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font:16px/1.6 var(--body);padding-inline:16px}
.wrap{max-width:1160px;margin:0 auto}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;letter-spacing:-.01em}
a{color:inherit}
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);border-bottom:1px solid var(--line);margin-inline:-16px;padding:14px 16px}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.logo{font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:.02em;text-transform:uppercase}
.logo span{color:var(--accent)}
.nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0;font-weight:500;font-size:15px;flex-wrap:wrap}
.nav ul a{text-decoration:none;color:var(--muted)}.nav ul a:hover{color:var(--fg)}
.btn{display:inline-block;background:var(--fg);color:var(--bg);padding:12px 22px;text-decoration:none;font-weight:600;border:0;font:600 15px var(--body);cursor:pointer}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--fg)}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.planks{background:repeating-linear-gradient(90deg,var(--oak1) 0 19.6%,var(--oak2) 19.6% 20%),var(--oak1);position:relative;overflow:hidden}
.planks::before{content:"";position:absolute;inset:0;background:
 repeating-linear-gradient(0deg,transparent 0 23px,rgba(0,0,0,.06) 23px 24px),
 repeating-linear-gradient(90deg,transparent 0 30px,rgba(255,255,255,.07) 30px 34px,transparent 34px 61px);
 opacity:.9}
.planks.v2{background:repeating-linear-gradient(90deg,var(--oak3) 0 24.5%,var(--oak2) 24.5% 25%)}
.planks.stone{background:repeating-conic-gradient(var(--stone1) 0 25%,var(--stone2) 0 50%) 0 0/50% 50%}
.planks.herring{background:repeating-linear-gradient(45deg,var(--oak1) 0 20px,var(--oak2) 20px 22px,var(--oak3) 22px 42px,var(--oak2) 42px 44px)}
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-block:64px}
.hero .eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12px;color:var(--accent);font-weight:600}
.hero h1{font-size:clamp(36px,5.4vw,64px);line-height:1.04;font-weight:800;margin-block:14px 20px}
.hero p{color:var(--muted);font-size:18px;max-width:46ch;margin:0 0 28px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .planks{aspect-ratio:4/5;max-width:100%}
.tag{position:absolute;left:20px;bottom:20px;background:var(--surface);padding:12px 16px;font-size:13px;line-height:1.4;max-width:70%}
.tag b{display:block;font-family:var(--display);font-size:15px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}
.facts div{padding:24px 20px;border-left:1px solid var(--line)}.facts div:first-child{border-left:0}
.facts strong{font-family:var(--display);font-size:30px;display:block;font-variant-numeric:tabular-nums}
.facts span{color:var(--muted);font-size:14px}
section{padding-block:80px}
.head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.head h2{font-size:clamp(28px,3.6vw,42px);max-width:18ch}
.head p{color:var(--muted);max-width:44ch;margin:0}
.collections{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.col{min-width:0}.col .planks{aspect-ratio:3/4}
.col h3{font-size:18px;margin-top:14px}.col p{color:var(--muted);font-size:14px;margin:4px 0 0}
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.svc{padding:28px 24px 28px 0;border-bottom:1px solid var(--line);min-width:0}
.svc h3{font-size:20px;margin-bottom:8px}.svc p{color:var(--muted);margin:0;font-size:15px}
.svc .unit{font-size:13px;font-weight:600;color:var(--accent);margin-top:12px;display:block}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.step{border-top:2px solid var(--fg);padding-top:16px}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--display);font-weight:700;color:var(--accent)}
.step h3{font-size:18px;margin-block:6px}.step p{margin:0;color:var(--muted);font-size:15px}
.band{display:grid;grid-template-columns:1fr 1fr;background:var(--surface);border:1px solid var(--line)}
.band .planks{min-height:320px}
.band .txt{padding:48px}
.band h2{font-size:32px;margin-bottom:14px}.band ul{padding-left:18px;color:var(--muted)}
.contact{display:grid;grid-template-columns:1fr 1.2fr;gap:48px}
.contact dl{margin:0;display:grid;gap:18px}.contact dt{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.contact dd{margin:0;font-family:var(--display);font-size:20px;user-select:all}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
form .full{grid-column:1/-1}
label{font-size:13px;font-weight:600;display:grid;gap:6px}
input,textarea,select{font:inherit;padding:12px;border:1px solid var(--line);background:var(--surface);color:var(--fg);border-radius:0;width:100%}
#ok{color:var(--accent);font-weight:600}
footer{border-top:1px solid var(--line);padding-block:28px;color:var(--muted);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
@media (max-width:860px){
 .hero,.band,.contact{grid-template-columns:1fr}.hero .planks{aspect-ratio:16/10}
 .collections,.facts,.steps{grid-template-columns:1fr 1fr}.services{grid-template-columns:1fr}
 .facts div:nth-child(3){border-left:0}.band .txt{padding:28px}
}
@media (max-width:480px){form{grid-template-columns:1fr}.steps{grid-template-columns:1fr}}
.photo{background:var(--line)}.photo::before{display:none}
.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.photo .tag{z-index:1}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px}
.gallery figure{margin:0;min-width:0}.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.gallery figure:first-child img{aspect-ratio:auto;height:100%;max-height:420px}
.gallery figcaption{font-size:13px;color:var(--muted);margin-top:8px}
@media (max-width:860px){.gallery{grid-template-columns:1fr}.gallery figure:first-child img{aspect-ratio:4/3;height:auto}}

.faq{border-top:1px solid var(--line);max-width:860px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{font-family:var(--display);font-weight:700;font-size:18px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin:10px 0 0;max-width:68ch}
.towns{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.towns li{border:1px solid var(--line);background:var(--surface);padding:8px 14px;font-weight:500;font-size:15px}

/* --- Mobil a tablet --- */
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
section[id]{scroll-margin-top:84px}
img{height:auto}
.menu-btn{display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:0}
.menu-btn span{display:block;width:20px;height:2px;background:var(--fg);transition:transform .2s,opacity .2s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.menu-call{display:none}
dd a{text-decoration:none}
.to-top{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:6;width:48px;height:48px;border:0;background:var(--fg);color:var(--bg);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.18)}
.to-top[hidden]{display:none}
.to-top:hover{background:var(--accent)}
.to-top:focus-visible,.menu-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* tablet */
@media (max-width:1024px){
  .nav ul{gap:16px;font-size:14px}
  .hero{gap:32px;padding-block:44px}
  .collections{grid-template-columns:repeat(2,1fr)}
  .services{grid-template-columns:repeat(2,1fr)}
  .svc{padding-right:20px}
  section{padding-block:64px}
}
/* menu sa zbalí do tlačidla */
@media (max-width:900px){
  .nav{flex-wrap:nowrap}
  .menu-btn{display:flex;order:3}
  .nav-cta{margin-left:auto;padding:10px 14px;font-size:14px}
  .nav ul{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.08);padding:4px 16px 12px}
  .nav ul.open{display:flex}
  .nav ul li a{display:block;padding:14px 4px;font-size:17px;color:var(--fg);border-bottom:1px solid var(--line)}
  .nav ul li:last-child a{border-bottom:0}
  .menu-call{display:block}
  .menu-call a{color:var(--accent)!important;font-weight:600}
  header{position:sticky}
  header .nav{position:relative}
}
/* mobil */
@media (max-width:600px){
  body{font-size:16px}
  .logo{font-size:17px}
  .nav-cta{display:none}
  .menu-btn{margin-left:auto}
  section{padding-block:48px}
  section[id]{scroll-margin-top:72px}
  .hero{padding-block:28px 40px;gap:24px}
  .hero p{font-size:16px}
  .cta .btn{flex:1 1 100%;text-align:center;padding:14px}
  .hero .planks{aspect-ratio:4/3}
  .tag{left:12px;bottom:12px;padding:8px 12px}
  .facts div{padding:18px 12px}
  .facts strong{font-size:24px}
  .collections{gap:14px}
  .col h3{font-size:16px}
  .services{grid-template-columns:1fr}
  .svc{padding-right:0}
  .head{margin-bottom:24px}
  .band .planks{min-height:220px}
  .band h2{font-size:26px}
  .contact{gap:28px}
  .contact h2{font-size:28px!important}
  .contact dd{font-size:18px}
  input,textarea,select{font-size:16px}
  form .btn{width:100%;padding:14px}
  .faq summary{font-size:16px}
  .towns li{font-size:14px;padding:6px 12px}
  footer{flex-direction:column;gap:6px;padding-bottom:84px}
}
@media (max-width:380px){.collections{grid-template-columns:1fr}}

/* --- Realizácie --- */
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj{all:unset;cursor:pointer;display:flex;flex-direction:column;gap:4px;min-width:0}
.proj:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.proj-img{position:relative;display:block;aspect-ratio:4/3;overflow:hidden;background:var(--line)}
.proj-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.proj:hover .proj-img img{transform:scale(1.04)}
.proj-n{position:absolute;right:10px;bottom:10px;background:rgba(20,20,20,.75);color:#fff;font-size:12px;padding:4px 9px}
.proj-t{font-family:var(--display);font-weight:700;font-size:18px;margin-top:10px}
.proj-m{color:var(--muted);font-size:14px}
body.menu-open{overflow:hidden}
.lb{position:fixed;inset:0;z-index:20;background:rgba(12,12,12,.94);color:#fff;display:flex;flex-direction:column;padding:calc(12px + env(safe-area-inset-top,0px)) 16px calc(12px + env(safe-area-inset-bottom,0px))}
.lb[hidden]{display:none}
.lb-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.lb-top b{font-family:var(--display);font-size:20px;display:block}
.lb-top span{color:#bdbdb8;font-size:14px}
.lb-x{background:none;border:0;color:#fff;font-size:36px;line-height:1;cursor:pointer;width:44px;height:44px}
.lb-stage{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;gap:8px;padding-block:12px}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;min-width:0}
.lb-nav{flex:none;background:rgba(255,255,255,.12);border:0;color:#fff;font-size:34px;width:48px;height:64px;cursor:pointer}
.lb-nav:hover{background:rgba(255,255,255,.25)}
.lb-x:focus-visible,.lb-nav:focus-visible{outline:2px solid #fff}
.lb-bottom{max-width:760px;margin:0 auto;text-align:center;font-size:15px}
.lb-bottom span{color:#bdbdb8;font-size:13px}
.lb-bottom p{margin:6px 0 0;color:#e8e8e4;max-height:22vh;overflow:auto}
@media (max-width:1024px){.projects{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){
  .projects{grid-template-columns:1fr;gap:28px}
  .lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:56px;font-size:28px;background:rgba(0,0,0,.35)}
  #lbPrev{left:4px}#lbNext{right:4px}
  .lb-stage{position:relative}
}