/* ==========================================================================
   Turcer — Clean Nordic Design System
   Single source of truth for all tokens, layout primitives, and components.
   Later task files append section-specific rules; do NOT rename tokens/classes.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */
:root{
  --bg:#ffffff; --panel:#faf7f1; --line:#ece6db;
  --accent:#b08d57; --accent-deep:#8a6d3f;
  --ink:#1c1b19; --muted:#7a736a;
  --maxw:1200px; --radius:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-body:"Lato",system-ui,-apple-system,sans-serif;
  --font-display:"Lato",system-ui,-apple-system,sans-serif;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
/* Full-page snap — len na domovskej stránke (html.snap), nie v galérii.
   0 = panely doliehajú na vrch obrazovky (obsah je vo vnútri vycentrovaný,
   takže priehľadná navigácia ho neprekrýva). Plynulý prechod rieši JS. */
html.snap{scroll-snap-type:y mandatory;scroll-padding-top:0}
/* Snap vypneme na mobile (sekcie sa skladajú a pretekajú) a pri reduced-motion */
@media(max-width:860px){html.snap{scroll-snap-type:none}}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}
button:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}

/* --------------------------------------------------------------------------
   3. Layout Primitives
   -------------------------------------------------------------------------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,48px)}
.section{padding:clamp(64px,10vw,140px) 0}
/* Full-page panely len na domovskej stránke: krátke sekcie vyplnia ~obrazovku
   a obsah je vycentrovaný; sekcie vyššie než obrazovka rastú prirodzene. */
html.snap .section{
  min-height:90vh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  scroll-snap-align:start;
}
html.snap .hero{scroll-snap-align:start}
/* „02 — Čo vyrábame" má 7 dlaždíc; na domovskom snap-paneli ich zmenšíme
   (4 stĺpce → 2 rady) a zúžime odsadenie, aby sekcia sadla do 90vh ako ostatné.
   Len desktop — na mobile platí responzívna mriežka (2/1 stĺpec) a snap je vypnutý. */
@media(min-width:861px){
  html.snap #kategorie{padding-top:clamp(80px,11vh,120px);padding-bottom:clamp(40px,6vh,72px)}
  html.snap #kategorie .cat-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin-top:28px}
  /* „05 — Galéria ukážka": 8 fotiek + tlačidlo presahujú 90vh — zúžime
     odsadenie, medzery a mierne nižšie miniatúry, nech panel sadne. */
  html.snap #galeria-ukazka{padding-top:clamp(80px,11vh,120px);padding-bottom:clamp(40px,6vh,72px)}
  html.snap #galeria-ukazka .preview-grid{gap:12px;margin-top:26px}
  html.snap #galeria-ukazka .preview-grid__item{aspect-ratio:4/3}
}
.section--panel{background:var(--panel)}

/* --------------------------------------------------------------------------
   4. Typography
   -------------------------------------------------------------------------- */
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.08;letter-spacing:-.01em;margin:0}
h2{font-size:clamp(30px,5vw,52px)}
.eyebrow{
  font-size:12px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--accent-deep);
  font-weight:600;
}
.lead{color:var(--muted);font-size:clamp(17px,2vw,20px);max-width:60ch}

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  padding:.85em 1.5em;
  border-radius:999px;
  font-weight:600;
  font-size:15px;
  cursor:pointer;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),box-shadow .25s var(--ease);
}
.btn--solid{background:var(--ink);color:#fff;border:none}
.btn--solid:hover{transform:translateY(-2px);background:var(--accent-deep);box-shadow:0 6px 20px rgba(138,109,63,.25)}
.btn--ghost{border:1.5px solid var(--ink);background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}

/* --------------------------------------------------------------------------
   6. Sticky Shrinking Nav
   -------------------------------------------------------------------------- */
.nav{
  position:fixed;
  top:0;left:0;right:0;
  z-index:50;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px clamp(20px,5vw,48px);
  transition:padding .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
}
.nav.scrolled,
.nav--solid{
  padding:12px clamp(20px,5vw,48px);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  box-shadow:0 1px 0 var(--line);
}
/* Default nav sits transparently over the dark hero — use light text with a
   subtle shadow for legibility. The solid state (scrolled, or forced on
   light-topped pages via .nav--solid) flips back to dark text on white. */
.nav__brand{
  display:inline-grid;
  align-items:center;
  font-family:var(--font-display);
  font-size:24px;
  font-weight:700;
  letter-spacing:.04em;
  color:#fff;
  text-shadow:0 1px 10px rgba(0,0,0,.35);
}
/* Stack both logos in the same grid cell so they cross-fade in place */
.nav__logo{
  grid-area:1/1;
  display:block;
  height:52px;
  width:auto;
  transition:opacity .2s;
}
/* Default (transparent nav over hero): show the light logo */
.nav__logo--dark{opacity:0}
.nav__logo--light{opacity:1}
/* Solid nav (scrolled, or forced via .nav--solid): show the dark logo */
.nav.scrolled .nav__logo--light,
.nav--solid .nav__logo--light{opacity:0}
.nav.scrolled .nav__logo--dark,
.nav--solid .nav__logo--dark{opacity:1}
.nav__links{display:flex;gap:26px;font-size:14px;font-weight:500}
.nav__links a{color:rgba(255,255,255,.9);transition:color .2s;text-shadow:0 1px 10px rgba(0,0,0,.35)}
.nav__links a:hover{color:#fff}
.nav__links a.active{color:#fff}
/* Solid nav: dark text on white */
.nav.scrolled .nav__brand,
.nav--solid .nav__brand,
.nav.scrolled .nav__links a,
.nav--solid .nav__links a{text-shadow:none}
.nav.scrolled .nav__brand,
.nav--solid .nav__brand{color:var(--ink)}
.nav.scrolled .nav__links a,
.nav--solid .nav__links a{color:var(--muted)}
.nav.scrolled .nav__links a:hover,
.nav--solid .nav__links a:hover,
.nav.scrolled .nav__links a.active,
.nav--solid .nav__links a.active{color:var(--ink)}
/* Phone CTA — always visible in the bar (never collapses into the mobile menu).
   margin-left:auto pushes it (and the links) to the right; brand stays left. */
.nav__phone{
  margin-left:auto;
  margin-right:26px;
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  color:#fff;
  text-shadow:0 1px 10px rgba(0,0,0,.35);
  transition:color .2s;
}
.nav.scrolled .nav__phone,
.nav--solid .nav__phone{color:var(--accent-deep);text-shadow:none}
.nav.scrolled .nav__phone:hover,
.nav--solid .nav__phone:hover{color:var(--accent)}
.nav__toggle{
  display:none;
  background:none;
  border:0;
  font-size:24px;
  cursor:pointer;
  color:#fff;
  text-shadow:0 1px 10px rgba(0,0,0,.35);
  padding:10px;           /* min 44px touch target with font-size */
  margin:-10px;
  line-height:1;
}
.nav.scrolled .nav__toggle,
.nav--solid .nav__toggle{color:var(--ink);text-shadow:none}

/* Mobile nav */
@media(max-width:820px){
  .nav__links{
    position:fixed;
    inset:64px 0 auto 0;
    flex-direction:column;
    background:#fff;
    padding:24px clamp(20px,5vw,48px);
    box-shadow:0 8px 24px rgba(0,0,0,.08);
    transform:translateY(-120%);
    transition:transform .35s var(--ease);
    gap:0;
  }
  .nav__links a{
    padding:14px 0;
    border-bottom:1px solid var(--line);
    font-size:16px;
    display:block;
    color:var(--ink);          /* dropdown is a white panel — always dark links */
    text-shadow:none;
  }
  .nav__links a:hover{color:var(--accent-deep)}
  .nav__links a:last-child{border-bottom:0}
  .nav__links.open{transform:translateY(0)}
  .nav__toggle{display:block}
  /* Make room for the phone next to the hamburger on small screens */
  .nav__logo{height:40px}
  .nav__phone{margin-right:16px;font-size:13px}
  .nav__phone-label{display:none}   /* show just the number when space is tight */
}

/* --------------------------------------------------------------------------
   7. Scroll-Reveal
   -------------------------------------------------------------------------- */
/* Hidden initial state only applies when JS is active (html.js); without JS
   all .reveal content stays fully visible (no-JS / crawler robustness). */
.reveal{transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal{opacity:0;transform:translateY(28px)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}

/* --------------------------------------------------------------------------
   8. Footer
   -------------------------------------------------------------------------- */
footer{background:var(--ink);color:#cfc8bd;padding:56px 0 40px}
footer a{transition:color .2s}
footer a:hover{color:#fff}
footer a:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:4px;
}

/* --------------------------------------------------------------------------
   9. Accessibility: Reduced Motion
   -------------------------------------------------------------------------- */
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  html.snap{scroll-snap-type:none}
  .reveal{opacity:1!important;transform:none!important;transition:none!important}
  .btn{transition:none!important}
  .nav,.nav__links{transition:none!important}
}

/* --------------------------------------------------------------------------
   10. Utility: Divider accent rule
   -------------------------------------------------------------------------- */
.accent-rule{
  width:48px;
  height:2px;
  background:var(--accent);
  border:none;
  margin:0;
}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
.hero__media{position:absolute;inset:-8% 0;will-change:transform}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:center;transform:scale(1.3)}
.hero__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(28,27,25,.25),rgba(28,27,25,.6))}
.hero__inner{position:relative;color:#fff;padding-top:80px}
.hero__title{font-size:clamp(44px,9vw,84px);color:#fff;margin:.1em 0 .25em}
/* Restore the larger title on 4K / ultra-wide screens */
@media(min-width:2560px){.hero__title{font-size:104px}}
.hero__sub{max-width:46ch;font-size:clamp(17px,2.2vw,22px);color:#f1ece3}
.hero .eyebrow{font-size:clamp(16px,2.4vw,24px);letter-spacing:.2em;margin-bottom:.4em;font-weight:400}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}

/* Category grid */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
@media(max-width:820px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.cat-grid{grid-template-columns:1fr}}
.cat-card{position:relative;aspect-ratio:4/3;border-radius:var(--radius);overflow:hidden}
.cat-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.cat-card:hover img{transform:scale(1.06)}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(28,27,25,.65))}
.cat-card__label{position:absolute;left:18px;bottom:16px;z-index:2;color:#fff;font-weight:600;font-size:18px}

/* Services */
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
@media(max-width:900px){.service-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.service-grid{grid-template-columns:1fr}}
.service__num{font-family:var(--font-display);font-size:34px;color:var(--accent);font-weight:700}
.service h3{font-size:22px;margin:8px 0 6px}
.service p{color:var(--muted);font-size:15px;margin:0}

/* About + stats */
.about{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:center}
@media(max-width:820px){.about{grid-template-columns:1fr}}
.stat-row{display:flex;gap:32px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat__num{font-family:var(--font-display);font-size:clamp(40px,6vw,64px);font-weight:700;color:var(--ink);line-height:1}
.stat span{color:var(--muted);font-size:14px;margin-top:4px}

/* Homepage preview grid */
.preview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:40px}
@media(max-width:820px){.preview-grid{grid-template-columns:repeat(2,1fr)}}
.preview-grid__item{aspect-ratio:1;border-radius:10px;overflow:hidden}
.preview-grid__item img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.preview-grid__item:hover img{transform:scale(1.07)}

/* Contact */
.contact{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
@media(max-width:820px){.contact{grid-template-columns:1fr}}
.contact__actions{display:flex;flex-direction:column;gap:14px}
.contact__chip{display:inline-flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:14px 22px;font-weight:600;font-size:16px;transition:transform .25s var(--ease)}
a.contact__chip:hover{transform:translateY(-2px);border-color:var(--accent)}
/* Mapa cez celú šírku kontajnera kontakt (obe stĺpce gridu) */
.contact__map{grid-column:1 / -1;width:100%;height:380px;border:0;border-radius:var(--radius);display:block}
@media(max-width:520px){.contact__map{height:300px}}

/* Filter bar */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin:36px 0 28px}
.filter-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:.55em 1.1em;
  font:inherit;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s var(--ease)}
.filter-btn:hover{border-color:var(--accent);color:var(--ink)}
.filter-btn.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}

/* Masonry via CSS columns */
.gallery-grid{column-count:4;column-gap:14px}
@media(max-width:1100px){.gallery-grid{column-count:3}}
@media(max-width:760px){.gallery-grid{column-count:2}}
@media(max-width:460px){.gallery-grid{column-count:1}}
.gallery-item{break-inside:avoid;margin:0 0 14px;border-radius:12px;overflow:hidden;cursor:pointer;position:relative}
.gallery-item img{width:100%;transition:transform .6s var(--ease),filter .3s}
.gallery-item:hover img{transform:scale(1.04);filter:brightness(.92)}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(20,18,16,.92);
  display:flex;align-items:center;justify-content:center;padding:24px}
.lightbox[hidden]{display:none}
.lightbox__stage{margin:0;max-width:90vw;max-height:88vh;display:flex;flex-direction:column;align-items:center;gap:12px}
.lightbox__stage img{max-width:90vw;max-height:80vh;object-fit:contain;border-radius:8px}
.lightbox__stage figcaption{color:#e8e1d5;font-size:14px}
.lightbox__close{position:absolute;top:18px;right:24px;background:none;border:0;color:#fff;font-size:38px;cursor:pointer;line-height:1}
.lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.1);
  border:0;color:#fff;font-size:40px;width:60px;height:60px;border-radius:50%;cursor:pointer;transition:background .2s}
.lightbox__nav:hover{background:rgba(255,255,255,.22)}
.lightbox__nav--prev{left:18px}.lightbox__nav--next{right:18px}
@media(max-width:520px){.lightbox__nav{width:44px;height:44px;font-size:28px}}