/*
Theme Name: SelSA Trockenbau
Theme URI: https://selsa-trockenbau.de/
Author: SelSA (interno)
Description: Custom tema za SelSA Trockenbau (Neu-Ulm) - suha gradnja, gletovanje, akustika i unutrasnji radovi. Tamni industrijski dizajn, tri jezika (DE/BS/EN, prebacivanje bez plugina), tip sadrzaja "Projekti" sa galerijom i lightboxom.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: selsa-trockenbau
*/

:root{
  --plaster:#EFEBE3;      /* Gipsfläche / off-white */
  --plaster-2:#E3DED2;
  --charcoal:#16171B;     /* Graphit / Zink dunkel  */
  --graphite:#202228;     /* Panel dunkel           */
  --steel:#8C9198;        /* verzinkter Ständer grau */
  --kraft:#C0894F;        /* Plattenkante / Karton  */
  --signal:#FFC400;       /* Mineralwolle / Sicherheit */
  --ink:#16171B;          /* Text na svijetlom       */
  --line-d:rgba(239,235,227,.14);
  --line-l:rgba(22,23,27,.14);
  --f-disp:'Anton',Impact,sans-serif;
  --f-body:'Space Grotesk',system-ui,sans-serif;
  --f-mono:'Space Mono','Courier New',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--f-body);background:var(--charcoal);color:var(--plaster);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- helpers ---------- */
.wrap{max-width:1240px;margin:0 auto;padding:0 clamp(20px,5vw,72px)}
.sec{padding:clamp(70px,10vw,140px) 0}
.sec--dark{background:var(--charcoal);color:var(--plaster)}
.sec--light{background:var(--plaster);color:var(--ink)}
.eyebrow{font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;display:inline-flex;align-items:center;gap:.7em;color:var(--steel);margin-bottom:1.2rem}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--signal)}
.sec--light .eyebrow{color:#7a6a52}
.stitle{font-family:var(--f-disp);font-weight:400;text-transform:uppercase;line-height:.92;letter-spacing:.012em;font-size:clamp(2.2rem,5.6vw,4.4rem)}
.lead{max-width:46ch;font-size:1.05rem;color:var(--steel)}
.sec--light .lead{color:#4c4a44}

/* ---------- header ---------- */
header{position:fixed;inset:0 0 auto 0;z-index:60;display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,5vw,72px);transition:background .3s ease,padding .3s ease,border-color .3s ease;border-bottom:1px solid transparent}
header.scrolled{background:rgba(18,19,23,.92);backdrop-filter:blur(8px);padding:12px clamp(20px,5vw,72px);border-bottom:1px solid var(--line-d)}
.brand{display:inline-flex;align-items:center}
.brand img{height:46px;width:auto;display:block}
footer .brand img{height:30px}
.brand b{color:var(--signal);font-weight:400}
.brand span{font-family:var(--f-mono);font-size:.6rem;letter-spacing:.3em;color:var(--steel);text-transform:uppercase;transform:translateY(-2px)}
nav.main{display:flex;gap:2rem;font-size:.92rem}
nav.main a{position:relative;color:var(--plaster);opacity:.85;transition:opacity .2s}
nav.main a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--signal);transition:width .25s}
nav.main a:hover{opacity:1}nav.main a:hover::after{width:100%}
.head-right{display:flex;align-items:center;gap:1.3rem}
.lang{display:flex;gap:.1rem;font-family:var(--f-mono);font-size:.78rem}
.lang button{background:none;border:0;color:var(--steel);cursor:pointer;padding:.2rem .45rem;letter-spacing:.05em;text-transform:uppercase}
.lang button.on{color:var(--charcoal);background:var(--signal)}
.cta{font-family:var(--f-mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;
  background:var(--signal);color:var(--charcoal);padding:.7rem 1.1rem;font-weight:700;transition:transform .15s,filter .15s}
.cta:hover{filter:brightness(1.06);transform:translateY(-1px)}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px}
.burger span{width:26px;height:2px;background:var(--plaster);display:block;transition:.3s}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:var(--charcoal);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--line-d) 1px,transparent 1px),linear-gradient(90deg,var(--line-d) 1px,transparent 1px);
  background-size:60px 60px;opacity:.5;mask-image:radial-gradient(circle at 70% 40%,#000,transparent 75%)}
.watermark{position:absolute;right:-2%;bottom:-4%;font-family:var(--f-disp);font-size:26vw;line-height:.8;letter-spacing:.02em;
  color:transparent;-webkit-text-stroke:1.5px rgba(140,145,152,.16);text-stroke:1.5px rgba(140,145,152,.16);
  pointer-events:none;user-select:none;white-space:nowrap;z-index:0}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,5rem);align-items:center;width:100%}
.hero-kick{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.24em;text-transform:uppercase;color:var(--signal);margin-bottom:1.6rem;display:flex;align-items:center;gap:.7em}
.hero-kick::before{content:"";width:34px;height:2px;background:var(--signal)}
.hero h1{font-family:var(--f-disp);font-weight:400;text-transform:uppercase;font-size:clamp(3.2rem,9vw,7.4rem);line-height:.88;letter-spacing:.01em}
.hero h1 .ln{display:block;overflow:hidden}
.hero h1 .ln span{display:block;transform:translateY(105%);animation:rise .9s cubic-bezier(.2,.8,.2,1) forwards}
.hero h1 .ln:nth-child(2) span{animation-delay:.12s}
.hero h1 .ln:nth-child(3) span{animation-delay:.24s;color:var(--signal)}
@keyframes rise{to{transform:translateY(0)}}
.hero-sub{margin:1.8rem 0 2.4rem;max-width:42ch;color:var(--steel);font-size:1.08rem}
.hero-btns{display:flex;gap:1rem;flex-wrap:wrap}
.btn{font-family:var(--f-mono);font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;padding:1rem 1.6rem;font-weight:700;
  display:inline-flex;align-items:center;gap:.6em;transition:transform .15s,background .2s,color .2s}
.btn-yellow{background:var(--signal);color:var(--charcoal)}
.btn-yellow:hover{transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--plaster);border:1px solid var(--steel)}
.btn-ghost:hover{background:var(--plaster);color:var(--charcoal);border-color:var(--plaster)}

/* ---------- wall diagram (signature) ---------- */
.diagram{position:relative;width:100%;max-width:600px;margin-left:auto}
.diagram svg{width:100%;height:auto;overflow:visible}
.dlabel{position:absolute;left:0;bottom:-8px;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--signal)}
.build .track{stroke:var(--steel);stroke-width:6;stroke-linecap:square;opacity:0;transition:opacity .4s ease}
.build .stud{fill:var(--steel);transform-box:fill-box;transform-origin:bottom;transform:scaleY(0);transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.build .stud:nth-of-type(2){transition-delay:.06s}
.build .stud:nth-of-type(3){transition-delay:.12s}
.build .stud:nth-of-type(4){transition-delay:.18s}
.build .stud:nth-of-type(5){transition-delay:.24s}
.build .board{fill:var(--plaster);opacity:0;transform:translateX(12px);transition:opacity .55s ease,transform .55s ease}
.build .seam{stroke:rgba(22,23,27,.25);stroke-width:1.4;stroke-dasharray:5 3;opacity:0;transition:opacity .4s ease}
.build .screw{fill:#9a958b;transform-box:fill-box;transform-origin:center;transform:scale(0);transition:transform .4s ease,opacity .5s ease}
.build .finish{fill:#fff;opacity:0;transition:opacity .8s ease}
.build .trowel{opacity:0}
.build[data-phase="1"] .track,.build[data-phase="2"] .track,.build[data-phase="3"] .track{opacity:1}
.build[data-phase="1"] .stud,.build[data-phase="2"] .stud,.build[data-phase="3"] .stud{transform:scaleY(1)}
.build[data-phase="2"] .board,.build[data-phase="3"] .board{opacity:1;transform:none}
.build[data-phase="2"] .seam{opacity:1}
.build[data-phase="2"] .screw,.build[data-phase="3"] .screw{transform:scale(1)}
.build[data-phase="3"] .seam{opacity:0}
.build[data-phase="3"] .screw{opacity:.12}
.build[data-phase="3"] .finish{opacity:.22}
.build[data-phase="3"] .trowel{opacity:1;animation:wipe 1.15s ease forwards}
@keyframes wipe{0%{transform:translateX(-30px);opacity:.95}80%{opacity:.95}100%{transform:translateX(232px);opacity:0}}
/* --- obogacena hero animacija (sve dodatno; faze ostaju iste) --- */
.build .screw:nth-of-type(4n+2){transition-delay:.07s}
.build .screw:nth-of-type(4n+3){transition-delay:.14s}
.build .screw:nth-of-type(4n){transition-delay:.21s}
.build .level{stroke:var(--signal);stroke-width:2;opacity:0;transform-box:fill-box}
.build[data-phase="1"] .level{animation:level 1.5s ease-in-out}
@keyframes level{0%{transform:translateY(-110px);opacity:0}18%{opacity:.95}82%{opacity:.95}100%{transform:translateY(110px);opacity:0}}
.build .dim{stroke:var(--steel);stroke-width:1;opacity:0;transition:opacity .6s ease .2s}
.build[data-phase="1"] .dim,.build[data-phase="2"] .dim,.build[data-phase="3"] .dim{opacity:.4}
.build[data-phase="3"] .finish{animation:fglow 2.6s ease-in-out infinite}
@keyframes fglow{0%,100%{opacity:.18}50%{opacity:.32}}
.dlabel{text-shadow:0 0 18px rgba(255,196,0,.22)}

/* ---------- hazard marquee ---------- */
.hazard{height:10px;background:repeating-linear-gradient(45deg,var(--signal) 0 18px,var(--charcoal) 18px 36px)}
.marquee{background:var(--signal);color:var(--charcoal);overflow:hidden;white-space:nowrap;padding:.7rem 0}
.marquee .track{display:inline-block;font-family:var(--f-mono);font-weight:700;text-transform:uppercase;letter-spacing:.18em;font-size:.82rem;animation:scroll 26s linear infinite}
.marquee .track span{padding:0 1.6rem}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- services ---------- */
.shead{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;margin-bottom:3.2rem;flex-wrap:wrap}
.grid-svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:1.4rem}
.card{position:relative;background:#fff;color:var(--ink);border:1px solid var(--line-l);padding:2.1rem 1.9rem;
  transition:transform .22s ease,box-shadow .22s ease}
.card::before{content:"";position:absolute;top:0;left:0;width:0;height:3px;background:var(--signal);transition:width .25s ease}
.card:hover{transform:translateY(-6px);box-shadow:0 18px 40px -20px rgba(0,0,0,.35)}
.card:hover::before{width:100%}
.card .ico{width:34px;height:34px;stroke:var(--ink);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:1.3rem}
.card h3{font-family:var(--f-body);font-weight:700;font-size:1.18rem;margin-bottom:.5rem}
.card p{font-size:.95rem;color:#5a584f}
.card .no{position:absolute;top:1.4rem;right:1.6rem;font-family:var(--f-mono);font-size:.72rem;color:var(--kraft)}

/* ---------- projects ---------- */
.grid-prj{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:1.4rem}
.prj{position:relative;overflow:hidden;border:1px solid var(--line-d);background:var(--graphite)}
.prj .pimg{aspect-ratio:4/3;background-color:var(--graphite);position:relative;overflow:hidden;
  background-image:linear-gradient(var(--line-d) 1px,transparent 1px),linear-gradient(90deg,var(--line-d) 1px,transparent 1px);background-size:34px 34px}
.prj .pimg svg{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;stroke:var(--steel);fill:none;stroke-width:1.4;opacity:.55;transition:transform .4s ease}
.prj:hover .pimg svg{transform:translate(-50%,-50%) scale(1.08)}
.prj .tag{position:absolute;top:1rem;left:1rem;font-family:var(--f-mono);font-size:.66rem;text-transform:uppercase;letter-spacing:.12em;
  background:var(--signal);color:var(--charcoal);padding:.32rem .7rem;font-weight:700;z-index:2}
.prj .pinfo{padding:1.4rem 1.5rem;display:flex;justify-content:space-between;align-items:flex-end;gap:1rem}
.prj h3{font-family:var(--f-body);font-weight:700;font-size:1.15rem;color:var(--plaster)}
.prj .meta{font-family:var(--f-mono);font-size:.74rem;color:var(--steel);margin-top:.3rem}
.prj .arrow{font-family:var(--f-mono);color:var(--signal);transition:transform .25s;font-size:1.2rem}
.prj:hover .arrow{transform:translate(4px,-4px)}

/* ---------- about / stats ---------- */
.about-grid{display:grid;grid-template-columns:1fr .9fr;gap:clamp(2.5rem,6vw,6rem);align-items:center}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1.6rem}
.stat{border-top:2px solid var(--ink);padding-top:1rem}
.stat .num{font-family:var(--f-disp);font-size:clamp(2.6rem,5vw,3.8rem);line-height:1;color:var(--ink)}
.stat .num b{color:var(--kraft);font-weight:400}
.stat .lab{font-family:var(--f-mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:#7a6a52;margin-top:.5rem}
.note{font-family:var(--f-mono);font-size:.72rem;color:#a59a86;margin-top:1.6rem}

/* ---------- process ---------- */
.proc{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:1.2rem;margin-top:3.4rem}
.proc .rail{position:absolute;top:18px;left:4%;right:4%;height:2px;background:var(--line-d)}
.proc .rail i{position:absolute;inset:0 100% 0 0;background:var(--signal);transition:right 1.4s ease}
.proc.in .rail i{right:0}
.step .no{font-family:var(--f-disp);font-size:2.2rem;color:var(--signal);line-height:1}
.step h4{font-family:var(--f-body);font-weight:700;font-size:1.05rem;margin:.7rem 0 .4rem}
.step p{font-size:.9rem;color:var(--steel)}

/* ---------- partners ---------- */
.partners{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.6rem}
.plogo{flex:1;min-width:150px;height:84px;border:1px solid var(--line-l);display:flex;align-items:center;justify-content:center;
  font-family:var(--f-mono);font-size:.8rem;letter-spacing:.08em;color:#8d8a80;text-transform:uppercase;transition:.25s}
.plogo:hover{color:var(--ink);border-color:var(--kraft)}
.plogo img{max-height:54px;max-width:82%;width:auto;height:auto;object-fit:contain;opacity:.85;transition:opacity .25s}
.plogo:hover img{opacity:1}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4.5rem)}
.field{margin-bottom:1.1rem}
.field label{display:block;font-family:var(--f-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--steel);margin-bottom:.5rem}
.field input,.field textarea{width:100%;background:var(--graphite);border:1px solid var(--line-d);color:var(--plaster);
  font-family:var(--f-body);font-size:1rem;padding:.85rem 1rem;transition:border-color .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--signal)}
.field textarea{resize:vertical;min-height:130px}
.cinfo{display:flex;flex-direction:column;gap:1.5rem;font-size:1rem}
.cinfo .row{display:flex;gap:1rem;align-items:flex-start}
.cinfo .row svg{width:22px;height:22px;stroke:var(--signal);fill:none;stroke-width:1.6;flex:0 0 22px;margin-top:3px}
.cinfo .k{font-family:var(--f-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--steel)}
.formnote{font-family:var(--f-mono);font-size:.74rem;color:var(--signal);margin-top:1rem;display:none}

/* ---------- footer ---------- */
footer{background:#111216;color:var(--steel);padding:3.4rem 0 2.4rem;border-top:1px solid var(--line-d)}
.fgrid{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap;font-size:.85rem}
.fgrid a:hover{color:var(--signal)}
.flinks{display:flex;gap:1.5rem;font-family:var(--f-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.copy{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.06em}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- mobile menu ---------- */
.mnav{position:fixed;inset:0;z-index:55;background:var(--charcoal);display:flex;flex-direction:column;justify-content:center;gap:1.4rem;
  padding:0 2rem;transform:translateX(100%);transition:transform .35s ease}
.mnav.open{transform:none}
.mnav a{font-family:var(--f-disp);font-size:2.2rem;text-transform:uppercase;color:var(--plaster)}
.mnav a:nth-child(3){color:var(--signal)}

@media(max-width:920px){
  nav.main,.head-right .cta{display:none}
  .burger{display:flex}
  .brand img{height:40px}
  .head-right{gap:.9rem}
  .lang button{padding:.2rem .35rem}
  /* hero pocinje ISPOD fiksnog headera (vise se ne preklapaju) */
  .hero{min-height:auto;align-items:flex-start;padding:104px 0 92px}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  /* kick se prelama umjesto da bjezi van ekrana */
  .hero-kick{font-size:.66rem;letter-spacing:.12em;flex-wrap:wrap;margin-bottom:1.2rem}
  .hero-kick::before{width:22px}
  .diagram{margin:2.2rem auto 1.6rem;max-width:380px}
  /* watermark manji da ne guta dijagram/oznaku faze */
  .watermark{font-size:21vw}
  .dlabel{bottom:-18px}
  .proc{grid-template-columns:1fr;gap:2.2rem}
  .proc .rail{display:none}
  /* koraci: cist vertikalni stack, lijevo poravnat (radi na svim jezicima) */
  .step{display:block;border-left:2px solid var(--line-d);padding-left:1.4rem}
  .step .no{display:block;font-size:2rem;line-height:1;margin-bottom:.2rem}
  .step h4{text-align:left;font-size:1.18rem;margin:.2rem 0 .55rem}
  .step p{text-align:left;max-width:48ch}
}
/* kad je admin-bar prisutan, hero dobije jos malo zraka da ne ide pod bar */
.admin-bar .hero{padding-top:120px}
@media(min-width:921px){.admin-bar .hero{padding-top:0}}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  .hero h1 .ln span{transform:none}
  .build .trowel{display:none}
  .scan{display:none}
  .proc .rail i{right:0}
}

.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gcell{padding:0;border:0;background:#0d0e11;border-radius:12px;overflow:hidden;cursor:pointer;aspect-ratio:4/3;display:block}
.gcell img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.gcell:hover img{transform:scale(1.06)}
@media(max-width:920px){.gal{grid-template-columns:repeat(2,1fr)}}
.lbox{position:fixed;inset:0;background:rgba(8,8,10,.94);display:none;align-items:center;justify-content:center;z-index:300}
.lbox.open{display:flex}
.lbox img{max-width:92vw;max-height:86vh;object-fit:contain;border-radius:6px}
.lbox button{position:absolute;background:rgba(255,255,255,.10);color:#fff;border:0;cursor:pointer;font-size:1.7rem;width:54px;height:54px;border-radius:50%;line-height:1}
.lbox button:hover{background:rgba(255,255,255,.2)}
.lbox .x{top:20px;right:20px}
.lbox .prev{left:18px;top:50%;transform:translateY(-50%)}
.lbox .next{right:18px;top:50%;transform:translateY(-50%)}

.prj{cursor:pointer}
.prj .pimg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .55s ease;z-index:1}
.prj:hover .pimg img{transform:scale(1.06)}
.fbrand{display:inline-flex;align-items:baseline;gap:.5rem;font-family:var(--f-disp);font-size:1.3rem;letter-spacing:.04em;color:var(--plaster)}
.fbrand b{color:var(--signal);font-weight:400}
.fbrand span{font-family:var(--f-mono);font-size:.58rem;letter-spacing:.28em;color:var(--steel);text-transform:uppercase}

/* ============ WordPress kompatibilnost ============ */
.admin-bar header{top:32px}
@media(max-width:782px){.admin-bar header{top:46px}}
.sec img{max-width:100%;height:auto}
.prj-content{max-width:900px;margin:0 auto}
.prj-content .wp-block-gallery,.prj-content figure{margin:1.6rem 0}
.prj-content img{border-radius:10px;cursor:zoom-in}
.prj-back{display:inline-flex;align-items:center;gap:.5rem;color:var(--kraft);text-decoration:none;font-family:var(--f-mono);font-size:.85rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:2rem}
.prj-back:hover{color:var(--signal)}
.prj-meta-line{font-family:var(--f-mono);color:var(--steel);font-size:.9rem;letter-spacing:.04em;margin:.4rem 0 2rem}
.page-body h1.stitle{margin-bottom:1.5rem}