/* ===========================================================
   Spišský travertín — paleta z nálepky/loga
   =========================================================== */
:root{
  --charcoal:#1C1B19;      /* antracit / takmer čierna */
  --charcoal-2:#262420;
  --gold:#B98A52;          /* zlato-bronz */
  --gold-dark:#9c7038;
  --cream:#E9E1D5;         /* krémový travertín */
  --cream-2:#F3EEE6;
  --taupe:#5A4636;         /* teplá taupe */
  --grey:#E6E4E0;          /* svetlosivá */
  --text:#2a2723;
  --muted:#7a726a;
  --white:#fff;
  --maxw:1180px;
  --serif:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--text);
  line-height:1.7;
  background:var(--cream-2);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--gold-dark);text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--charcoal)}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.8rem,3.5vw,2.6rem)}
h3{font-size:1.5rem;color:var(--taupe)}
p{margin-bottom:1rem}
.eyebrow{font-family:var(--sans);font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-dark);font-weight:600;margin-bottom:.6rem}
.lead{font-size:1.15rem;color:#4a443d}

/* divider like the logo */
.divider{display:flex;align-items:center;justify-content:center;gap:14px;margin:14px 0}
.divider::before,.divider::after{content:"";height:1px;width:60px;background:var(--gold)}
.divider span{width:8px;height:8px;background:var(--gold);transform:rotate(45deg)}

/* ---------- Buttons ---------- */
.btn{display:inline-block;padding:14px 30px;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;
  font-weight:600;border:1px solid var(--gold);border-radius:2px;transition:.25s;cursor:pointer}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--gold-dark);border-color:var(--gold-dark)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--charcoal);border-color:#fff}
.btn-dark{background:var(--charcoal);color:#fff;border-color:var(--charcoal)}
.btn-dark:hover{background:var(--taupe);border-color:var(--taupe)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--charcoal);border-bottom:2px solid var(--gold)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:var(--maxw);margin:0 auto}
.nav .brand{display:flex;align-items:center;gap:12px}
.nav .brand img{height:56px;width:auto;filter:invert(1) brightness(2)}
.nav ul{list-style:none;display:flex;align-items:center;gap:26px}
.nav a{color:#e9e1d5;font-size:.9rem;letter-spacing:.04em;transition:.2s}
.nav a:hover{color:var(--gold)}
.nav .tel{color:#fff;font-weight:600;border:1px solid var(--gold);padding:8px 16px;border-radius:2px}
.nav .tel:hover{background:var(--gold);color:#fff}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;text-align:center;padding:120px 24px;
  background:linear-gradient(rgba(20,19,17,.62),rgba(20,19,17,.72)),url("../assets/img/hero.jpg") center/cover no-repeat}
.hero .logo{width:min(620px,82%);height:auto;margin:0 auto 18px;filter:invert(1) brightness(2)}
.hero h1{color:#fff;margin-bottom:6px}
.hero .sub{font-family:var(--serif);font-size:1.4rem;color:var(--cream);font-style:italic}
.hero .actions{margin-top:32px;display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ---------- Sections ---------- */
section{padding:84px 0}
.section-cream{background:var(--cream-2)}
.section-stone{background:var(--cream)}
.section-dark{background:var(--charcoal);color:#cfc8bd}
.section-dark h2,.section-dark h3{color:#fff}
.center{text-align:center}
.narrow{max-width:760px;margin:0 auto}
.section-head{text-align:center;margin-bottom:48px}

/* ---------- Surface cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border:1px solid #e7e0d5;border-radius:4px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:0 16px 40px rgba(28,27,25,.14)}
.card .ph{aspect-ratio:4/3;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .ph img{transform:scale(1.06)}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card h3{color:var(--charcoal);margin-bottom:8px}
.card p{font-size:.95rem;color:var(--muted);flex:1}
.card .more{margin-top:14px;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;font-weight:600;color:var(--gold-dark)}

/* ---------- Two-up (prevedenie) ---------- */
.twoup{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.tile{background:#fff;border:1px solid #e7e0d5;border-radius:4px;padding:34px}
.tile h3{margin-bottom:10px}
.section-dark .tile{background:var(--charcoal-2);border-color:#3a352e}

/* ---------- Gallery grid ---------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery a{display:block;overflow:hidden;border-radius:3px;aspect-ratio:4/3}
.gallery img{width:100%;height:100%;object-fit:cover;transition:.4s}
.gallery a:hover img{transform:scale(1.07)}
.gal-block{margin-bottom:54px}
.gal-block h3{margin-bottom:18px;border-left:3px solid var(--gold);padding-left:14px}

/* ---------- Detail page ---------- */
.page-hero{position:relative;color:#fff;padding:90px 24px;border-bottom:2px solid var(--gold);
  background:linear-gradient(rgba(20,19,17,.55),rgba(20,19,17,.68)),url("../assets/img/hero.jpg") center/cover no-repeat}
.page-hero .container{max-width:var(--maxw);position:relative;z-index:1}
.detail-photo{width:100%;height:auto;border-radius:4px;border:1px solid #e0d8cb;display:block}
/* detail media: hlavná fotka + miniatúry → spoločný lightbox */
.detail-media{margin-bottom:26px}
.dm-main{display:block;cursor:zoom-in}
.dm-main .detail-photo{margin-bottom:12px}
.dm-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.dm-thumbs a{display:block;overflow:hidden;border-radius:3px;aspect-ratio:1/1;cursor:zoom-in;border:1px solid #e0d8cb}
.dm-thumbs img{width:100%;height:100%;object-fit:cover;transition:.3s}
.dm-thumbs a:hover img{transform:scale(1.08)}
.breadcrumb{font-size:.82rem;color:var(--cream);margin-bottom:14px}
.breadcrumb a{color:var(--cream)}
.detail-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
.spec{background:var(--cream);border:1px solid #e0d8cb;border-radius:4px;padding:28px}
.spec h3{color:var(--charcoal);font-size:1.2rem;margin-bottom:6px}
.spec .row{padding:14px 0;border-bottom:1px solid #ded5c7}
.spec .row:last-child{border-bottom:0}
.spec .k{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-dark);font-weight:600}
.tag{display:inline-block;background:#fff;border:1px solid var(--gold);color:var(--taupe);font-size:.8rem;
  padding:4px 12px;border-radius:20px;margin:4px 6px 0 0}
.usecase{background:#fff;border-left:3px solid var(--gold);padding:18px 22px;margin:18px 0;border-radius:0 4px 4px 0}

/* ---------- Price block ---------- */
.price{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}
.price .big{font-family:var(--serif);font-size:2.2rem;color:var(--gold)}

/* ---------- Footer ---------- */
.site-footer{background:var(--charcoal);color:#bdb5a8;padding:56px 0 28px}
.site-footer .cols{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;margin-bottom:34px}
.site-footer img.logo{width:240px;max-width:80%;height:auto;margin-bottom:14px;filter:invert(1) brightness(2)}
.site-footer h4{color:#fff;font-family:var(--serif);font-size:1.25rem;margin-bottom:12px}
.site-footer a{color:#d8d0c4}
.site-footer a:hover{color:var(--gold)}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:8px}
.copyright{border-top:1px solid #3a352e;padding-top:22px;font-size:.85rem;color:#8a8278;text-align:center}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .nav-toggle{display:block}
  .nav ul{display:none;position:absolute;top:72px;left:0;right:0;background:var(--charcoal);
    flex-direction:column;gap:0;padding:8px 0;border-bottom:2px solid var(--gold)}
  .nav ul.open{display:flex}
  .nav ul li{width:100%;text-align:center;padding:10px 0}
  .cards,.gallery{grid-template-columns:repeat(2,1fr)}
  .twoup,.detail-grid,.price{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
  section{padding:60px 0}
}
@media(max-width:520px){
  .cards,.gallery{grid-template-columns:1fr}
  .hero{padding:80px 18px}
}

/* ---------- v2: utility + hierarchia úvodu ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.upper{text-transform:uppercase;letter-spacing:.04em}
.subhead{font-family:var(--serif);font-size:1.5rem;font-weight:500;color:var(--taupe);font-style:italic;margin-top:2px}
.intro-block{max-width:820px;margin:0 auto;text-align:center}
.intro-block .divider{justify-content:center}
.gallery a{cursor:zoom-in}
.ig-ic{width:1em;height:1em;vertical-align:-0.15em;margin-right:7px;flex:none}

/* ---------- v2: lightbox ---------- */
.lb-overlay{position:fixed;inset:0;z-index:1000;display:none;align-items:center;justify-content:center;
  background:rgba(20,19,17,.92);padding:40px}
.lb-overlay.open{display:flex}
.lb-img{max-width:90vw;max-height:86vh;width:auto;height:auto;border:3px solid rgba(255,255,255,.08);border-radius:3px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-close{position:absolute;top:18px;right:26px;background:none;border:0;color:#fff;font-size:2.6rem;line-height:1;cursor:pointer;opacity:.8}
.lb-close:hover{opacity:1;color:var(--gold)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.25);
  color:#fff;font-size:2rem;line-height:1;width:54px;height:54px;border-radius:50%;cursor:pointer;transition:.2s}
.lb-nav:hover{background:var(--gold);border-color:var(--gold)}
.lb-prev{left:24px}
.lb-next{right:24px}
@media(max-width:520px){.lb-nav{width:42px;height:42px;font-size:1.5rem}.lb-prev{left:8px}.lb-next{right:8px}}