/* ============================================================
   NOVOTERM PLUS — redesign 2026
   Paleta: peć-crna / betonska siva / heat gradient
   ============================================================ */
:root{
  --ink:#1a1611;
  --steel:#2b251d;
  --concrete:#f2f0ec;
  --paper:#ffffff;
  --buff:#c9a876;
  --ember-deep:#8f1d05;
  --ember:#ff5a1f;
  --ember-hot:#ffb020;
  --text:#332d24;
  --text-dim:#6f675a;
  --line:#e2ddd2;
  --heat:linear-gradient(90deg,#3a0e05 0%,#8f1d05 22%,#e63b0c 48%,#ff7a1f 72%,#ffc24d 100%);
  --radius:6px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  color:var(--text);
  background:var(--concrete);
  line-height:1.65;
  font-size:16.5px;
}
img{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--ember);color:#fff}

/* ---------- utilities ---------- */
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.heat-rule{height:3px;background:var(--heat);border:none;width:100%}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ember-deep);display:flex;align-items:center;gap:12px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--heat);flex:none}
.dark .eyebrow{color:var(--ember-hot)}
h1,h2,h3,h4{font-family:'Archivo',sans-serif;color:var(--ink);line-height:1.08;letter-spacing:-.01em}
.dark h2,.dark h3{color:#fff}
h2{font-size:clamp(1.9rem,3.6vw,2.7rem);font-weight:800;font-stretch:112%;margin-bottom:18px}
h3{font-size:1.12rem;font-weight:700;margin-bottom:8px}
section{padding:96px 0}
.lead{font-size:1.08rem;max-width:62ch}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:.95rem;letter-spacing:.02em;
  padding:14px 26px;border-radius:var(--radius);text-decoration:none;border:none;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn--ember{background:var(--ember);color:#fff;box-shadow:0 6px 18px rgba(230,59,12,.35)}
.btn--ember:hover{background:#ff6c35;transform:translateY(-2px)}
.btn--ghost{border:1.5px solid rgba(255,255,255,.35);color:#fff;background:transparent}
.btn--ghost:hover{border-color:#fff;transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--ember-hot);outline-offset:3px}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(26,22,17,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:44px;width:auto}
.nav-links{display:flex;gap:6px;list-style:none;align-items:center}
.nav-links a{
  color:rgba(255,255,255,.78);text-decoration:none;font-size:.92rem;font-weight:500;
  padding:9px 14px;border-radius:5px;transition:color .15s,background .15s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{color:var(--ember-hot)}
.nav-cta{background:var(--ember);color:#fff!important;font-weight:600}
.nav-cta:hover{background:#ff6c35!important}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.2s}

/* ---------- hero (početna) ---------- */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:flex-end;
  background:var(--ink);color:#fff;padding:0;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;background-position:center;background-size:cover;opacity:.42;filter:saturate(1.15) contrast(1.05)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,22,17,.55) 0%,rgba(26,22,17,.25) 45%,rgba(26,22,17,.92) 100%)}
.hero .wrap{position:relative;z-index:2;padding-top:150px;padding-bottom:80px;width:100%}
.hero-temp{
  font-family:'IBM Plex Mono',monospace;font-size:.78rem;letter-spacing:.2em;
  color:var(--ember-hot);text-transform:uppercase;margin-bottom:18px;
  display:flex;align-items:center;gap:14px;
}
.hero-temp::before{content:"";width:44px;height:2px;background:var(--heat)}
.hero h1{color:#fff;font-weight:900;font-stretch:110%;font-size:clamp(2.4rem,6vw,4.6rem);max-width:15ch;margin-bottom:22px}
.hero h1 em{font-style:normal;background:var(--heat);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:52ch;color:rgba(255,255,255,.82);font-size:1.12rem;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- page hero (unutrašnje strane) ---------- */
.page-hero{
  position:relative;background:var(--ink);color:#fff;
  padding:150px 0 64px;overflow:hidden;
}
.page-hero-bg{position:absolute;inset:0;background-position:center;background-size:cover;opacity:.22;filter:saturate(1.1)}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{color:#fff;font-weight:900;font-stretch:110%;font-size:clamp(2.2rem,5vw,3.6rem)}
.page-hero p{color:rgba(255,255,255,.75);max-width:58ch;margin-top:14px;font-size:1.08rem}
.crumbs{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ember-hot);margin-bottom:16px;
  display:flex;align-items:center;gap:12px;
}
.crumbs::before{content:"";width:26px;height:2px;background:var(--heat);flex:none}
.crumbs a{color:rgba(255,255,255,.6);text-decoration:none}
.crumbs a:hover{color:#fff}

/* ---------- stats ---------- */
.stats{background:var(--ink);padding:0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.09)}
.stat{padding:34px 26px;border-left:1px solid rgba(255,255,255,.09)}
.stat:first-child{border-left:none}
.stat b{font-family:'Archivo';font-weight:900;font-size:2rem;color:#fff;display:block;line-height:1}
.stat b i{font-style:normal;color:var(--ember-hot)}
.stat span{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.55)}

/* ---------- grids ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.about-img{position:relative}
.about-img img{border-radius:var(--radius);box-shadow:0 24px 60px rgba(26,22,17,.22)}
.img-tag{
  position:absolute;left:18px;bottom:18px;
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.15em;
  background:rgba(26,22,17,.85);color:var(--ember-hot);padding:8px 14px;border-radius:4px;
}
.about p+p{margin-top:14px}
.iso-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.iso-chips span{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;
  border:1px solid #d8d2c6;background:var(--paper);color:var(--steel);
  padding:7px 13px;border-radius:999px;
}
.dark{background:var(--steel);color:rgba(255,255,255,.85)}
.dark .lead{color:rgba(255,255,255,.75)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}
.card{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--radius);padding:30px 26px;position:relative;overflow:hidden;
  transition:transform .2s ease,border-color .2s ease;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--heat);opacity:0;transition:opacity .2s}
.card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.2)}
.card:hover::before{opacity:1}
.card .temp{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.14em;
  color:var(--ember-hot);display:block;margin-bottom:14px;text-transform:uppercase;
}
.card p{font-size:.95rem;color:rgba(255,255,255,.68)}
.cards--4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.cards.cards--4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.cards.cards--4{grid-template-columns:1fr}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.split+.split{margin-top:88px}
.checklist{list-style:none;margin:22px 0 28px}
.checklist li{padding:13px 0 13px 34px;position:relative;border-bottom:1px solid var(--line);font-size:1rem}
.checklist li::before{
  content:"";position:absolute;left:0;top:19px;width:16px;height:16px;border-radius:3px;
  background:var(--heat);
  clip-path:polygon(14% 44%,0 60%,40% 100%,100% 16%,84% 4%,40% 72%);
}
.check-cols{display:grid;grid-template-columns:1fr 1fr;gap:0 48px;max-width:840px}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.gallery img{
  border-radius:var(--radius);aspect-ratio:4/3;object-fit:cover;width:100%;
  box-shadow:0 10px 30px rgba(26,22,17,.14);transition:transform .25s ease;
}
.gallery img:hover{transform:scale(1.025)}
.gallery img:first-child{grid-column:1/-1;aspect-ratio:16/8}
.partner{
  margin-top:88px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:40px 44px;display:flex;align-items:center;gap:40px;flex-wrap:wrap;
}
.partner img{width:180px;flex:none}
.partner p{max-width:60ch;font-size:.98rem}

/* ---------- sertifikati ---------- */
.certs{background:var(--paper)}
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:44px}
.cert{
  border:1px solid #e6e1d6;border-radius:var(--radius);padding:20px;background:var(--concrete);
  transition:transform .2s,box-shadow .2s;
}
.cert:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(26,22,17,.12)}
.cert img{aspect-ratio:3/4;object-fit:contain;width:100%;mix-blend-mode:multiply}
.cert figcaption{margin-top:14px;font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.1em;color:var(--text-dim);text-align:center}

/* ---------- tabele proizvoda ---------- */
.spec-intro{max-width:70ch;margin-bottom:8px}
details.spec{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  margin-top:16px;overflow:hidden;
}
details.spec summary{
  cursor:pointer;list-style:none;padding:20px 24px;
  font-family:'Archivo';font-weight:700;font-size:1rem;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:background .15s;
}
details.spec summary::-webkit-details-marker{display:none}
details.spec summary::after{
  content:"+";font-family:'IBM Plex Mono',monospace;font-weight:400;font-size:1.3rem;
  color:var(--ember);flex:none;transition:transform .2s;
}
details.spec[open] summary::after{transform:rotate(45deg)}
details.spec summary:hover{background:#faf8f4}
details.spec[open] summary{border-bottom:1px solid var(--line)}
.spec-table{width:100%;border-collapse:collapse;font-size:.93rem}
.spec-table th{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-dim);text-align:left;padding:14px 24px;background:#faf8f4;
  border-bottom:1px solid var(--line);font-weight:500;
}
.spec-table td{padding:13px 24px;border-bottom:1px solid #efebe2}
.spec-table tr:last-child td{border-bottom:none}
.spec-table td:first-child{font-weight:600;color:var(--ink)}
.spec-table .t{font-family:'IBM Plex Mono',monospace;color:var(--ember-deep);font-weight:500}
.spec-group{margin-top:56px}
.spec-group>h3{font-size:1.4rem;margin-bottom:6px}

/* ---------- galerije projekata ---------- */
details.album{border-top:1px solid var(--line);}
details.album:last-of-type{border-bottom:1px solid var(--line)}
details.album summary{
  cursor:pointer;list-style:none;padding:24px 4px;
  font-family:'Archivo';font-weight:800;font-size:clamp(1.15rem,2.4vw,1.5rem);color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
details.album summary::-webkit-details-marker{display:none}
details.album summary .count{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.12em;
  color:var(--text-dim);font-weight:400;
}
details.album summary::after{
  content:"+";font-family:'IBM Plex Mono',monospace;font-size:1.5rem;color:var(--ember);transition:transform .2s;
}
details.album[open] summary::after{transform:rotate(45deg)}
.album-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:4px 0 30px;
}
.album-grid a{display:block;border-radius:var(--radius);overflow:hidden}
.album-grid img{
  aspect-ratio:4/3;object-fit:cover;width:100%;
  transition:transform .25s ease,filter .25s ease;
}
.album-grid a:hover img{transform:scale(1.04);filter:brightness(1.06)}

/* lightbox */
dialog.lightbox{
  border:none;background:rgba(20,16,12,.94);max-width:100vw;max-height:100vh;
  width:100vw;height:100vh;padding:40px;display:none;place-items:center;
}
dialog.lightbox[open]{display:grid}
dialog.lightbox img{max-width:min(1100px,92vw);max-height:86vh;object-fit:contain;border-radius:4px}
dialog.lightbox .lb-close{
  position:fixed;top:22px;right:26px;background:none;border:none;color:#fff;
  font-size:2rem;cursor:pointer;font-family:'IBM Plex Mono',monospace;z-index:2;
}
dialog.lightbox .lb-prev,dialog.lightbox .lb-next{
  position:fixed;top:50%;transform:translateY(-50%);z-index:2;
  width:52px;height:80px;border:none;border-radius:6px;cursor:pointer;
  background:rgba(255,255,255,.08);color:#fff;font-size:2.4rem;line-height:1;
  font-family:'IBM Plex Mono',monospace;transition:background .15s;
}
dialog.lightbox .lb-prev:hover,dialog.lightbox .lb-next:hover{background:rgba(255,90,31,.55)}
dialog.lightbox .lb-prev{left:16px}
dialog.lightbox .lb-next{right:16px}
dialog.lightbox .lb-count{
  position:fixed;bottom:22px;left:50%;transform:translateX(-50%);
  font-family:'IBM Plex Mono',monospace;font-size:.82rem;letter-spacing:.14em;
  color:rgba(255,255,255,.75);
}
@media(max-width:600px){
  dialog.lightbox{padding:16px}
  dialog.lightbox .lb-prev,dialog.lightbox .lb-next{width:42px;height:64px;font-size:1.9rem}
}

/* ---------- kontakt ---------- */
.contact-dark{background:var(--ink);color:rgba(255,255,255,.85)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:46px}
.contact-card{
  border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:28px 26px;
  background:rgba(255,255,255,.04);
}
.contact-card h3{color:#fff;display:flex;align-items:center;gap:10px}
.contact-card h3::before{content:"";width:10px;height:10px;border-radius:2px;background:var(--heat);flex:none}
.contact-card p,.contact-card a{color:rgba(255,255,255,.72);font-size:.97rem;text-decoration:none}
.contact-card a:hover{color:var(--ember-hot)}
.contact-card a{display:block;padding:2px 0}
.contact-mail{font-family:'Archivo';font-weight:800;font-size:clamp(1.3rem,3vw,2rem);color:#fff;text-decoration:none}
.contact-mail:hover{background:var(--heat);-webkit-background-clip:text;background-clip:text;color:transparent}

.people-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:44px}
.person-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px}
.person-card h3{padding-bottom:12px;border-bottom:2px solid transparent;border-image:var(--heat) 1;border-bottom-style:solid;border-bottom-width:2px;margin-bottom:16px}
.person{padding:10px 0}
.person+.person{border-top:1px solid #efebe2}
.person b{display:block;color:var(--ink);font-weight:600}
.person i{display:block;font-style:normal;font-size:.82rem;color:var(--text-dim);font-family:'IBM Plex Mono',monospace;margin:2px 0 6px}
.person a{display:block;font-size:.92rem;color:var(--ember-deep);text-decoration:none;word-break:break-all;margin-top:4px}
.person a:hover{color:var(--ember)}


.contact-grid--4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.contact-grid.contact-grid--4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.contact-grid.contact-grid--4{grid-template-columns:1fr}}
.maps-duo{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:64px}
@media(max-width:960px){.maps-duo{grid-template-columns:1fr}}
.map-label{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;
  background:var(--ink);color:var(--ember-hot);padding:14px 18px;
}
.maps-duo iframe{height:360px}

.map-wrap{margin-top:64px;border-radius:var(--radius);overflow:hidden;box-shadow:0 20px 50px rgba(26,22,17,.18)}
.map-wrap iframe{display:block;width:100%;height:420px;border:none;filter:saturate(.85)}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:36px;max-width:760px}
.form-grid .full{grid-column:1/-1}
.field label{
  display:block;font-family:'IBM Plex Mono',monospace;font-size:.72rem;
  letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);margin-bottom:8px;
}
.field input,.field textarea{
  width:100%;padding:14px 16px;border:1px solid #d8d2c6;border-radius:var(--radius);
  background:var(--paper);font:inherit;color:var(--text);
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--ember);box-shadow:0 0 0 3px rgba(255,90,31,.15)}
.field textarea{min-height:150px;resize:vertical}
.form-note{font-size:.85rem;color:var(--text-dim);margin-top:14px}

/* ---------- footer ---------- */
footer{background:var(--ink);color:rgba(255,255,255,.45);padding:0;border-top:1px solid rgba(255,255,255,.08)}
.footer-main{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:44px;padding:56px 0}
.footer-main img{height:52px;width:auto;margin-bottom:18px}
.footer-main p{font-size:.9rem;max-width:38ch}
.footer-main h4{color:#fff;font-size:.95rem;margin-bottom:14px}
.footer-main ul{list-style:none}
.footer-main li{padding:4px 0}
.footer-main a{color:rgba(255,255,255,.6);text-decoration:none;font-size:.92rem}
.footer-main a:hover{color:var(--ember-hot)}
.footer-base{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;
}
.footer-base a{color:rgba(255,255,255,.6);text-decoration:none}
.footer-base a:hover{color:var(--ember-hot)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .about-grid,.split{grid-template-columns:1fr;gap:40px}
  .cards,.people-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3){border-left:none}
  .cert-grid,.album-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:32px}
  .check-cols{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  section{padding:72px 0}
}
@media(max-width:820px){
  .nav-toggle{display:block}
  .nav-links{
    position:fixed;top:72px;left:0;right:0;flex-direction:column;gap:0;align-items:stretch;
    background:rgba(26,22,17,.98);padding:12px 24px 24px;
    transform:translateY(-130%);transition:transform .25s ease;
  }
  .nav-links.open{transform:none}
  .nav-links a{display:block;padding:14px 10px;font-size:1.05rem}
}