/* CENTRUM 2D — style strony. Kolory marki (z logo) są w zmiennych poniżej. */
:root{
  --bg:#f4f3ef; --paper:#ffffff; --stone:#e9e7e1;
  --ink:#1c2227; --muted:#5b656c; --line:#dcd9d1;
  --anth:#2b343b; --anth-d:#1a2025; --anth-l:#3a454d;
  --gold:#c8944b; --gold-l:#e1b878; --gold-btn:#d9a659; --gold-d:#7a5420;
  --wire:#e6e8ea; --focus:#0b57d0; --err:#a4262c; --ok:#0e6b3e;
  --font:"Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1rem/1.6 var(--font);padding-bottom:64px}
img,svg{max-width:100%;display:block}
a{color:var(--gold-d);text-underline-offset:3px}
a:hover{color:var(--anth)}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(2.1rem,6.2vw,3.7rem)}
h2{font-size:clamp(1.6rem,3.6vw,2.3rem)}
h3{font-size:1.2rem;letter-spacing:-.01em}
p{margin:0 0 1em;max-width:68ch}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--paper);padding:8px 12px;z-index:100}
.skip:focus{left:8px}
[hidden]{display:none !important}

/* Przyciski */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:48px;padding:.7em 1.4em;border:2px solid transparent;border-radius:3px;font:700 1rem/1.2 var(--font);text-decoration:none;cursor:pointer;transition:background-color .15s,color .15s,border-color .15s}
.btn-primary{background:var(--anth);color:#fff}
.btn-primary:hover{background:var(--anth-d);color:#fff}
.btn-gold{background:var(--gold-btn);color:var(--anth-d)}
.btn-gold:hover{background:var(--gold-l);color:var(--anth-d)}
.btn-line{border-color:currentColor;color:inherit;background:transparent}
.btn-line:hover{background:rgba(255,255,255,.14);color:inherit}
.btn[disabled]{opacity:.6;cursor:wait}

/* Nagłówek */
.hdr{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}
.hdr::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:linear-gradient(90deg,transparent,var(--gold) 20%,var(--gold) 80%,transparent);opacity:.7}
.hdr .wrap{display:flex;align-items:center;gap:14px;min-height:82px;max-width:1360px}
.logo{display:block;flex:none}
.logo img{height:58px;width:auto}
.nav{margin-left:auto}
.nav ul{display:flex;gap:2px;list-style:none;margin:0;padding:0}
.nav a{display:block;white-space:nowrap;padding:10px 9px;color:var(--ink);text-decoration:none;font-weight:600;font-size:.94rem;border-bottom:2px solid transparent}
.nav a:hover{border-color:var(--gold)}
.nav a[aria-current="page"]{border-color:var(--gold-d)}
.hdr-tel{font-weight:800;color:var(--anth);text-decoration:none;white-space:nowrap}
.lang{display:flex;align-items:center;gap:2px;font-weight:700;font-size:.9rem;white-space:nowrap;margin-left:6px}
.lang a,.lang span{display:inline-block;min-width:36px;min-height:36px;line-height:36px;text-align:center;border-radius:3px;text-decoration:none;color:var(--anth)}
.lang a:hover{background:#f5ecda}
.lang [aria-current="true"]{background:var(--anth);color:#fff}
.lang i{font-style:normal;color:var(--line)}
.menu-btn{display:none;margin-left:0;min-height:44px;padding:0 14px;background:transparent;border:2px solid var(--anth);border-radius:3px;font:700 .95rem var(--font);color:var(--anth);cursor:pointer}
@media (max-width:1340px){.hdr-tel{display:none}.nav{margin-left:auto}}
@media (max-width:1180px){
  .logo img{height:38px}
  .hdr .wrap{gap:8px}
  .lang a,.lang span{min-width:34px}
  .menu-btn{padding:0 10px}
  .hdr .wrap{min-height:68px}
  .menu-btn{display:block}
  .nav{margin-left:0}
  .lang{margin-left:auto}
  .nav{position:absolute;left:0;right:0;top:100%;background:var(--paper);border-bottom:1px solid var(--line);display:none;margin:0}
  .nav.open{display:block}
  .nav ul{flex-direction:column;padding:8px 20px 16px;gap:0}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:1.05rem}
}

@media (max-width:400px){.logo img{height:32px}.lang a,.lang span{min-width:30px}.menu-btn{padding:0 8px;font-size:.9rem}.hdr .wrap{gap:4px}}
/* Pasek mobilny */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:1fr 1fr;background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(0,0,0,.1)}
.dock a{display:flex;align-items:center;justify-content:center;min-height:56px;font-weight:800;text-decoration:none}
.dock .d-call{color:var(--anth)}
.dock .d-cta{background:var(--gold-btn);color:var(--anth-d)}
@media (min-width:981px){.dock{display:none}body{padding-bottom:0}}

/* Hero ze zdjęciem */
.hero{position:relative;background:var(--anth-d);color:#fff;overflow:hidden}
.hero-bg{display:block}
.hero-bg img{width:100%;height:240px;object-fit:cover;object-position:75% 50%}
.hero-in{padding:30px 20px 44px;position:relative}
.hero h1{max-width:19ch;font-size:clamp(2rem,5.2vw,3.5rem)}
.hero .lede{font-size:1.15rem;color:#dfe3e5;max-width:46ch}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.badges{display:flex;flex-wrap:wrap;gap:6px 22px;list-style:none;margin:28px 0 0;padding:0;color:var(--gold-l);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem}
.badges li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);margin-right:10px;vertical-align:middle}
@media (min-width:821px){
  .hero{min-height:min(80vh,740px);display:flex;align-items:center}
  .hero-bg{position:absolute;inset:0}
  .hero-bg img{height:100%}
  .hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(18,22,26,.92) 0%,rgba(18,22,26,.72) 42%,rgba(18,22,26,.05) 78%)}
  .hero .wrap{position:relative;z-index:2}
  .hero-in{padding:90px 20px}
}

/* Sekcje */
.sec{padding:60px 0}
.sec.alt{background:var(--paper);border-block:1px solid var(--line)}
.sec.dark{background:var(--anth);color:#fff}
.sec-head{margin-bottom:28px}
.sec-head p{color:var(--muted)}
.cols3{display:grid;gap:0;grid-template-columns:1fr}
.col{padding:24px 0;border-top:1px solid var(--line)}
.col .big{display:block;font-size:2.8rem;font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--gold-d);margin-bottom:10px}
.col .sub{color:var(--muted);margin-bottom:12px;font-weight:600}
@media (min-width:821px){
  .cols3{grid-template-columns:repeat(3,1fr)}
  .col{padding:8px 32px;border-top:0;border-left:1px solid var(--line)}
  .col:first-child{padding-left:0;border-left:0}
}
.rows{list-style:none;margin:0;padding:0;border-bottom:1px solid var(--line)}
.rows li{border-top:1px solid var(--line)}
.rows a{display:grid;grid-template-columns:1fr;gap:2px;padding:20px 0;color:var(--ink);text-decoration:none}
.rows a:hover .rt{color:var(--gold-d)}
.rows .rt{font-size:1.35rem;font-weight:800;letter-spacing:-.01em}
.rows .rd{color:var(--muted)}
@media (min-width:821px){.rows a{grid-template-columns:260px 1fr auto;gap:24px;align-items:baseline}.rows a::after{content:attr(data-more);font-weight:700;color:var(--gold-d)}}
.split{display:grid;gap:36px;grid-template-columns:1fr}
@media (min-width:921px){.split{grid-template-columns:1fr 1fr;gap:64px}}
.steps{list-style:none;margin:0 0 20px;padding:0;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:0 0 18px 48px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:50%;background:var(--anth);color:var(--gold-l);font-weight:800;display:grid;place-items:center}
.steps strong{display:block}

/* Formularze */
.qform{display:grid;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:22px}
.sec.alt .qform{background:var(--bg)}
label{display:grid;gap:5px;font-weight:600;font-size:.95rem}
input,textarea,select{font:400 1rem var(--font);min-height:48px;padding:10px 12px;border:1px solid #9aa3a8;border-radius:3px;background:#fff;color:var(--ink);width:100%}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.9rem;color:var(--muted)}
.check input{width:22px;min-height:22px;height:22px;margin-top:2px;flex:none;accent-color:var(--anth)}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.form-status{margin:0;min-height:1.4em;font-weight:600}
.form-status.ok{color:var(--ok)}
.form-status.err{color:var(--err)}
.qform.done > *:not(.form-status){display:none}

/* FAQ */
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:18px 0;font-weight:700;font-size:1.1rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-weight:400;font-size:1.5rem;line-height:1;color:var(--gold-d)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding-bottom:18px;color:var(--muted)}

/* Strony wewnętrzne */
.page-head{position:relative;color:#fff;padding:52px 0 46px;background:linear-gradient(90deg,rgba(18,22,26,.94),rgba(18,22,26,.78)),url(/img/hero-800.webp) 70% 50%/cover,var(--anth-d)}
.page-head::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,var(--gold),transparent 60%)}
.page-head p{color:#dfe3e5;font-size:1.1rem;margin:0}
.page-head h1{font-size:clamp(1.9rem,5vw,3rem);margin-bottom:.3em}
.prose h2{margin-top:1.6em}
.prose ul{padding-left:1.2em;max-width:68ch}
.tbl{width:100%;border-collapse:collapse;background:var(--paper);margin:0 0 1.5em}
.tbl th,.tbl td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{width:34%;font-weight:700;background:#f7f6f2}
.scroll-x{overflow-x:auto}
.kv{display:grid;gap:36px;grid-template-columns:1fr;margin-bottom:12px}
@media (min-width:921px){.kv{grid-template-columns:1fr 1fr;gap:56px}}

/* Konfigurator */
.conf{display:grid;gap:28px;grid-template-columns:1fr;align-items:start}
@media (min-width:981px){.conf{grid-template-columns:1fr 400px;gap:44px}.conf-sum{position:sticky;top:96px}}
fieldset{border:0;margin:0 0 30px;padding:0;min-width:0}
legend{font-size:1.25rem;font-weight:800;letter-spacing:-.01em;padding:0;margin-bottom:12px}
.opts{display:flex;flex-wrap:wrap;gap:10px}
.opt{position:relative}
.opt input{position:absolute;opacity:0;inset:0;width:100%;height:100%;margin:0;cursor:pointer}
.opt input:disabled{cursor:not-allowed}
.opt span{display:flex;flex-direction:column;justify-content:center;min-height:52px;padding:10px 18px;border:2px solid var(--line);border-radius:3px;background:var(--paper);font-weight:700}
.opt input:disabled + span{opacity:.45}
.opt small{font-weight:400;color:var(--muted)}
.opt input:checked + span{border-color:var(--anth);background:#f5ecda;box-shadow:inset 0 -3px 0 var(--gold)}
.opt input:focus-visible + span{outline:3px solid var(--focus);outline-offset:2px}
.hint{color:var(--muted);font-size:.92rem;margin:8px 0 0}
.range-row{display:grid;grid-template-columns:1fr 120px;gap:16px;align-items:center}
input[type="range"]{min-height:44px;padding:0;accent-color:var(--gold-d);border:0;background:none}
.conf-sum .box{background:var(--paper);border:1px solid var(--line);border-top:4px solid var(--gold);border-radius:4px;padding:22px}
.conf-sum h2{font-size:1.35rem}
.sum-big{font-size:2.2rem;font-weight:800;letter-spacing:-.03em;color:var(--anth);line-height:1.1;margin:0}
.sum-sub{color:var(--muted);margin:2px 0 0}
.warn{margin:12px 0 0;padding-left:1.1em;font-size:.92rem;color:var(--err)}
.warn:empty{display:none}
.note{font-size:.88rem;color:var(--muted)}
.notice{background:#fff7e6;border:1px solid #e3c98a;border-radius:3px;padding:12px 16px;margin:0 0 24px}
.callout{background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:18px 20px;margin:0 0 24px}
.callout p:last-child{margin:0}
.oferta{width:100%;border-collapse:collapse;background:var(--paper)}
.oferta th,.oferta td{padding:12px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.oferta thead th{background:#f7f6f2;font-size:.88rem}
.oferta td:nth-child(n+3),.oferta th:nth-child(n+3){text-align:right;white-space:nowrap}
.oferta .co{display:block;margin-top:4px;font-size:.88rem;color:var(--muted);font-weight:400;white-space:normal;text-align:left}
.oferta tfoot td{font-weight:700}
.oferta tfoot .grand td{font-size:1.15rem;background:#f5ecda}
@media (max-width:760px){
  .oferta thead{display:none}
  .oferta,.oferta tbody,.oferta tr,.oferta td,.oferta tfoot{display:block}
  .oferta tr{border-bottom:1px solid var(--line);padding:10px 0}
  .oferta td{border:0;padding:3px 12px;text-align:left !important;white-space:normal !important}
  .oferta td[data-l]::before{content:attr(data-l) ": ";color:var(--muted);font-weight:400}
  .oferta td.c-pos::before,.oferta td.c-lp::before{content:""}
  .oferta tfoot tr{display:flex;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--line)}
  .oferta tfoot td{padding:0;border:0}
}
.sum-bar{display:none}
@media (max-width:980px){
  .sum-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 20px;background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -4px 16px rgba(0,0,0,.1)}
  .sum-bar strong{font-size:1.15rem;color:var(--anth)}
}

/* Galeria */
.gal{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.gal figure{margin:0}
.gal button{display:block;width:100%;padding:0;border:0;background:var(--line);cursor:zoom-in;border-radius:3px;overflow:hidden}
.gal img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .3s}
.gal button:hover img{transform:scale(1.03)}
.gal figcaption{margin-top:8px;color:var(--muted);font-size:.92rem}
.gal-empty{padding:40px 0;color:var(--muted)}
.more{margin-top:24px}
dialog.lb{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh}
dialog.lb::backdrop{background:rgba(12,15,18,.92)}
.lb-in{position:relative;display:grid;place-items:center;width:100%;height:100%;padding:56px 12px 64px}
.lb-in img{max-width:100%;max-height:100%;object-fit:contain}
.lb-cap{position:absolute;left:0;right:0;bottom:14px;text-align:center;color:#dfe3e5;padding:0 70px;font-size:.95rem}
.lb button{position:absolute;min-width:48px;min-height:48px;border:0;border-radius:3px;background:rgba(255,255,255,.14);color:#fff;font:700 1.4rem var(--font);cursor:pointer}
.lb button:hover{background:rgba(255,255,255,.28)}
.lb .x{top:10px;right:10px}
.lb .pr{left:10px;top:50%}
.lb .nx{right:10px;top:50%}

/* Stopka */
.ftr{background:var(--stone);color:var(--ink);padding:48px 0 28px;border-top:3px solid var(--gold)}
.ftr a{color:var(--anth)}
.ftr .g{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:821px){.ftr .g{grid-template-columns:1.3fr 1fr 1fr}}
.ftr h2{font-size:1.05rem;letter-spacing:0;margin-bottom:.6em}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li{margin-bottom:6px}
.ftr .flogo{height:68px;width:auto;margin-bottom:14px}
.ftr .copy{margin-top:28px;padding-top:18px;border-top:1px solid #cfccc3;font-size:.88rem;color:var(--muted)}
.notfound{padding:80px 0}

/* Okruszki nawigacji */
.crumbs{font-size:.9rem;color:var(--muted);margin:0 0 22px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--anth)}

/* Panele 2D i 3D z grafikami */
.ptypes{display:grid;gap:40px;grid-template-columns:1fr}
@media (min-width:821px){.ptypes{grid-template-columns:1fr 1fr;gap:56px}}
.ptype h3{font-size:clamp(1.5rem,3vw,1.9rem);margin-bottom:.2em}
.ptype h3 a{color:var(--ink);text-decoration:none}
.ptype h3 a:hover{color:var(--gold-d)}
.ptype .sub{color:var(--gold-d);font-weight:700;margin-bottom:.6em}
.pimg{display:block;background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:14px;margin:18px 0}
.pimg img{width:100%;height:auto}
.pimg:hover{border-color:var(--gold)}
.pimg-i{width:100%;max-width:520px;height:auto;background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:12px}
.lnk{margin-left:14px;font-weight:700}

/* Infografiki paneli */
.info{margin:22px 0;background:#fff;border:1px solid var(--line);border-radius:4px;padding:10px}
.info img{width:100%;height:auto}
.info figcaption{font-size:.88rem;color:var(--muted);padding:8px 4px 2px}
.info-open{display:block;cursor:zoom-in;background:none;border:0;padding:0;width:100%}
.ptype .pimg{padding:8px}

/* Karty bram i furtek */
.cards{display:grid;gap:22px;grid-template-columns:1fr;margin:0 0 30px}
@media (min-width:700px){.cards{grid-template-columns:1fr 1fr}}
@media (min-width:1050px){.cards.c3{grid-template-columns:repeat(3,1fr)}}
.card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--gold);border-radius:4px;overflow:hidden}
.card .ph{position:relative;display:block;aspect-ratio:2/1;background:#fff;padding:12px;border-bottom:1px solid var(--line)}
.cards.tall .ph{aspect-ratio:4/5}
.card .ph img{position:absolute;inset:12px;width:calc(100% - 24px);height:calc(100% - 24px);max-width:none;object-fit:contain}
.card .ph.todo{display:grid;place-items:center;background:repeating-linear-gradient(45deg,#faf8f3,#faf8f3 12px,#f3efe6 12px,#f3efe6 24px);color:var(--muted);text-align:center;font-size:.92rem;padding:20px}
.card .tx{padding:18px 20px 22px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{margin:0}
.card .tag{display:inline-block;align-self:flex-start;font-size:.78rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-d)}
.card p{margin:0;color:var(--muted)}
.card dl{margin:6px 0 0;font-size:.93rem}
.card dt{display:inline;font-weight:700}
.card dd{display:inline;margin:0 0 0 4px;color:var(--ink)}
.card .act{margin-top:auto;padding-top:14px;display:flex;flex-wrap:wrap;gap:10px}
.card .btn{min-height:44px;padding:.55em 1.1em;font-size:.95rem}
.gal-h{margin:34px 0 16px;font-size:1.4rem}
.gal-h:first-child{margin-top:0}
.btn-ghost{border-color:var(--anth);color:var(--anth);background:transparent}
.btn-ghost:hover{background:var(--anth);color:#fff}
.spec{margin:10px 0 0}
.kv>*,.split>*,.conf>*{min-width:0}