:root{
    --graphite:#1d2124; --graphite-2:#2b3034; --ink:#23272a; --muted:#5f666b;
    --paper:#f6f3ee; --paper-2:#ece7df; --line:#d9d2c6; --wood:#b3763c; --wood-dark:#8e5a2b;
    --alu:#c9ccce; --white:#ffffff; --todo:#fff3b0; --todo-line:#e0b400;
    --radius:14px; --max:1200px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;font-size:16px}
  img{max-width:100%;display:block}
  a{color:inherit}
  .wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
  .proto{background:var(--todo);border-bottom:1px solid var(--todo-line);font-size:13px;text-align:center;padding:6px 12px}
  .todo{background:var(--todo);outline:1px dashed var(--todo-line);padding:0 4px;border-radius:4px;white-space:nowrap}

  /* naglowek */
  header{position:sticky;top:0;z-index:20;background:rgba(29,33,36,.94);backdrop-filter:blur(6px);color:var(--white)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px}
  .logo{font-weight:700;letter-spacing:.14em;font-size:15px;text-transform:uppercase;text-decoration:none}
  .logo span{color:var(--wood)}
  .nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:14px}
  .nav ul a{text-decoration:none;opacity:.82}
  .nav ul a:hover{opacity:1}
  .btn{display:inline-block;padding:12px 22px;border-radius:999px;text-decoration:none;font-weight:600;font-size:15px;border:1px solid transparent;transition:.15s}
  .btn-wood{background:var(--wood);color:var(--white)}
  .btn-wood:hover{background:var(--wood-dark)}
  .btn-ghost{border-color:rgba(255,255,255,.55);color:var(--white)}
  .btn-ghost:hover{background:rgba(255,255,255,.12)}
  .btn-sm{padding:8px 16px;font-size:14px}

  /* hero */
  .hero{position:relative;min-height:min(78vh,760px);display:flex;align-items:flex-end;color:var(--white);background:#222 url("img/zaklad-produkcji-drzwi-z-lotu-ptaka.jpg") center/cover no-repeat}
  .hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,23,25,.45) 0%,rgba(20,23,25,.62) 45%,rgba(20,23,25,.9) 100%)}
  .hero .wrap{position:relative;padding-bottom:72px;padding-top:120px}
  .eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:13px;color:#e9c9a4;margin:0 0 14px}
  .hero h1{text-shadow:0 2px 18px rgba(0,0,0,.45);font-size:clamp(34px,5vw,60px);line-height:1.08;margin:0 0 18px;max-width:880px;font-weight:700}
  .hero p.lead{font-size:clamp(17px,1.6vw,20px);max-width:660px;opacity:.92;margin:0 0 30px}
  .hero .cta{display:flex;gap:14px;flex-wrap:wrap}

  /* atuty */
  .facts{background:var(--graphite);color:var(--white)}
  .facts .grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:0}
  .fact{padding:30px 24px;border-left:1px solid rgba(255,255,255,.09)}
  .fact:first-child{border-left:0}
  .fact b{display:block;font-size:17px;margin-bottom:6px}
  .fact span{font-size:14px;opacity:.72}

  section{padding:88px 0}
  section[id]{scroll-margin-top:68px}
  .sec-head{max-width:720px;margin-bottom:44px}
  .sec-head h2{font-size:clamp(28px,3.2vw,40px);line-height:1.15;margin:0 0 12px}
  .sec-head p{color:var(--muted);margin:0;font-size:17px}

  /* produkty */
  .products{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:22px}
  .card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .15s, box-shadow .15s}
  .card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,0,0,.08)}
  .card .ph{aspect-ratio:3/2;background:var(--paper-2);overflow:hidden}
  .card .ph img{width:100%;height:100%;object-fit:cover}
  .card .ph.empty{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px;text-align:center;padding:20px;background:repeating-linear-gradient(45deg,var(--paper-2),var(--paper-2) 12px,#e4ded4 12px,#e4ded4 24px)}
  .card .body{padding:22px 22px 26px;flex:1;display:flex;flex-direction:column}
  .card h3{margin:0 0 8px;font-size:20px}
  .card p{margin:0 0 14px;color:var(--muted);font-size:15px}
  .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
  .tag{font-size:12px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:3px 10px;color:var(--ink)}

  /* rozwiazania techniczne */
  .sol-group{margin:0 0 56px}
  .sol-group:last-child{margin-bottom:0}
  .sol-group h3.gh{font-size:14px;text-transform:uppercase;letter-spacing:.14em;color:var(--wood-dark);margin:0 0 6px}
  .sol-group p.gp{color:var(--muted);margin:0 0 22px;font-size:15px;max-width:760px}
  .sol{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));gap:22px}
  .sol .card .ph{aspect-ratio:auto;background:var(--white);border-bottom:1px solid var(--line)}
  .sol .card .ph img{height:auto;object-fit:contain}
  .sol .card h3{display:flex;align-items:baseline;gap:10px;font-size:18px}
  .code{font-size:13px;font-weight:700;letter-spacing:.06em;background:var(--graphite);color:var(--white);border-radius:6px;padding:2px 8px;white-space:nowrap}
  .sol .card p{margin-bottom:10px}
  .rew{font-size:13px;color:var(--wood-dark);margin:0 0 10px}
  .locks{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin:0 0 22px;font-size:14px;color:var(--muted)}
  .locks b{color:var(--ink)}
  .tag.hl{background:var(--graphite);color:var(--white);border-color:var(--graphite)}
  .sol-note{margin-top:34px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:15px}
  /* konfiguracja */
  .config{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .cfg{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:34px}
  .cfg h3{font-size:14px;text-transform:uppercase;letter-spacing:.14em;color:var(--wood-dark);margin:0 0 14px}
  .cfg ul{list-style:none;margin:0;padding:0}
  .cfg li{padding:9px 0;border-bottom:1px solid var(--paper-2);font-size:15px}
  .cfg li small{display:block;color:var(--muted);font-size:13px}

  /* jak powstaja */
  .steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:18px;counter-reset:step}
  .step{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:3/4;color:var(--white);background:#333}
  .step img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
  .step::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 40%,rgba(0,0,0,.78) 100%)}
  .step .t{position:absolute;left:18px;right:18px;bottom:18px;z-index:2}
  .step .t::before{counter-increment:step;content:"0" counter(step);display:block;font-size:13px;letter-spacing:.14em;color:#e9c9a4;margin-bottom:4px}
  .step b{display:block;font-size:18px}
  .step span{font-size:14px;opacity:.85}

  /* detal / split */
  .split{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}
  .split img{border-radius:var(--radius)}
  .split ul{padding-left:18px;color:var(--muted)}
  .split li{margin-bottom:6px}

  /* wspolpraca */
  .partner{background:var(--graphite);color:var(--white)}
  .partner .sec-head p{color:rgba(255,255,255,.72)}
  .pgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(250px,100%),1fr));gap:22px;margin-bottom:40px}
  .pbox{border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:26px}
  .pbox b{display:block;font-size:18px;margin-bottom:8px}
  .pbox p{margin:0;font-size:15px;opacity:.78}

  footer{background:#15181a;color:rgba(255,255,255,.75);padding:56px 0 30px;font-size:14px}
  .fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:30px;margin-bottom:34px}
  footer h4{color:var(--white);margin:0 0 12px;font-size:15px}
  footer p{margin:0 0 6px}
  footer .todo{color:var(--ink)}
  footer a{text-decoration:none;word-break:break-word}
  footer .osoba{margin:0 0 14px}
  footer .osoba b{color:var(--white);font-weight:600}
  footer a:hover{text-decoration:underline}
  .copy{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;font-size:13px;opacity:.6}

  @media (max-width:860px){
    .todo{white-space:normal}
    .hero h1{overflow-wrap:anywhere}
    .nav ul{display:none}
    .split{grid-template-columns:1fr;gap:28px}
    .fact{border-left:0;border-top:1px solid rgba(255,255,255,.09)}
    section{padding:64px 0}
  }

  /* rodziny rozwiazan i podstrony */
  a.card.fam{text-decoration:none;color:inherit}
  .fam .ph{aspect-ratio:auto;background:var(--white);border-bottom:1px solid var(--line)}
  .fam .ph img{height:auto;object-fit:contain}
  .more{margin-top:16px;font-weight:600;color:var(--wood-dark)}
  .subhead{padding:48px 0 8px}
  .crumbs{font-size:14px;color:var(--muted);margin:0 0 18px}
  .crumbs a{color:var(--wood-dark);text-decoration:none}
  .crumbs a:hover{text-decoration:underline}
  .subhead h1{font-size:clamp(30px,4vw,46px);line-height:1.1;margin:0 0 14px}
  .subhead p{color:var(--muted);font-size:17px;max-width:760px;margin:0 0 24px}
  .subhead .cta{display:flex;gap:14px;flex-wrap:wrap}
  .sub-body{padding-top:40px}
  /* przeglad 06.10: kafelek graficzny, menu na telefonie, stopka, podstrony */
  .card .ph.txt{display:flex;flex-direction:column;justify-content:flex-end;gap:6px;padding:26px;background:linear-gradient(135deg,var(--graphite) 0%,#3a3f43 100%);color:var(--white)}
  .card .ph.txt span{font-size:22px;font-weight:700;letter-spacing:.01em;line-height:1.25}
  .card .ph.txt span:nth-child(even){color:#e9c9a4}
  .nav ul a[aria-current="page"]{opacity:1;color:#e9c9a4}
  .sub-body .sol{grid-template-columns:repeat(auto-fit,minmax(min(460px,100%),1fr))}
  .btn-line{border-color:var(--line);color:var(--ink);background:var(--white)}
  .btn-line:hover{border-color:var(--wood);color:var(--wood-dark)}
  footer ul{list-style:none;margin:0;padding:0}
  footer li{margin:0 0 8px}
  footer li a{color:rgba(255,255,255,.85)}
  @media (max-width:860px){
    header .nav{flex-wrap:wrap;height:auto;padding-top:12px;padding-bottom:0;row-gap:8px}
    .nav ul{display:flex;order:3;width:100%;overflow-x:auto;gap:20px;padding:4px 0 12px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
    .nav ul::-webkit-scrollbar{display:none}
    .nav ul a{white-space:nowrap}
    section[id]{scroll-margin-top:110px}
  }
/* ===== MEGA-MENU  ===== */
  .mm-header{position:sticky;top:0;z-index:50;background:rgba(29,33,36,.97);color:#fff}
  .mm-bar{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
  .mm-top{display:flex;gap:4px;list-style:none;margin:0;padding:0}
  .mm-btn,.mm-link{background:none;border:0;color:#fff;font:inherit;font-size:14px;padding:10px 12px;border-radius:8px;cursor:pointer;opacity:.85;text-decoration:none;display:flex;align-items:center;gap:6px}
  .mm-btn:hover,.mm-link:hover,.mm-btn[aria-expanded="true"]{opacity:1;background:rgba(255,255,255,.08)}
  .mm-btn i{width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:.2s}
  .mm-btn[aria-expanded="true"] i{transform:rotate(-135deg) translateY(-1px)}
  .mm-btn[aria-expanded="true"]{color:#e9c9a4}
  .mm-panel{position:absolute;left:0;right:0;top:68px;background:#fff;color:var(--ink);border-top:3px solid var(--wood);box-shadow:0 24px 50px rgba(0,0,0,.18);padding:26px 0 30px;display:none}
  .mm-panel.open{display:block;animation:mmIn .18s ease-out}
  @keyframes mmIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
  .mm-lead{margin:0 0 16px;color:var(--muted);font-size:15px}
  .mm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
  .mm-tile{display:flex;gap:14px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:inherit;background:var(--paper);transition:.15s}
  .mm-tile:hover{border-color:var(--wood);background:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.08)}
  .mm-ph{flex:0 0 96px;height:58px;border-radius:8px;overflow:hidden;background:#fff;border:1px solid var(--line)}
  .mm-ph img{width:100%;height:100%;object-fit:cover;object-position:20% 50%}
  .mm-ic{flex:0 0 58px;height:58px;border-radius:8px;background:var(--graphite);display:flex;align-items:center;justify-content:center}
  .mm-ic svg{width:40px;height:40px}
  .mm-t b{display:block;font-size:15px}
  .mm-t small{display:block;color:var(--muted);font-size:13px;line-height:1.35}
  .mm-off{opacity:.6}
  .mm-soon{display:inline-block;margin-top:4px;font-size:11px;letter-spacing:.04em;background:#fff3b0;border:1px solid #e0b400;border-radius:999px;padding:1px 8px}
  .mm-burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
  .mm-burger span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.2s}
  @media (max-width:1100px){
    .mm-burger{display:block}
    .mm-nav{position:absolute;left:0;right:0;top:68px;background:var(--graphite);max-height:calc(100vh - 68px);overflow:auto;display:none}
    .mm-nav.open{display:block}
    .mm-top{flex-direction:column;padding:8px 12px 18px}
    .mm-btn,.mm-link{width:100%;justify-content:space-between;font-size:16px;padding:14px 8px;border-bottom:1px solid rgba(255,255,255,.08);border-radius:0}
    .mm-panel{position:static;box-shadow:none;border-top:0;padding:12px 0 6px;background:transparent}
    .mm-panel .wrap{padding:0}
    .mm-lead{color:rgba(255,255,255,.6);font-size:14px}
    .mm-grid{grid-template-columns:1fr}
    .mm-tile{background:#fff}
  }
  .mm-btn,.mm-link{white-space:nowrap}
  .mm-header .logo{white-space:nowrap}
  @media (min-width:1101px) and (max-width:1400px){ .mm-btn,.mm-link{font-size:13px;padding:10px 7px} .mm-top{gap:0} .mm-bar{gap:12px} }

  .mm-ei{font-size:11px;font-weight:700;letter-spacing:.03em;color:#1d2124;background:#e9c9a4;border-radius:999px;padding:1px 7px}

  .mm-cennik{display:flex;align-items:center;gap:6px;margin-left:8px;background:var(--wood);color:#fff;text-decoration:none;font-size:14px;font-weight:600;padding:9px 16px;border-radius:999px;white-space:nowrap}
  .mm-cennik:hover{background:var(--wood-dark)}
  .mm-off{cursor:default}
  .mm-off:hover{transform:none;box-shadow:none;border-color:var(--line);background:var(--paper)}
  @media (max-width:1100px){ .mm-cennik{margin:12px 8px 0;justify-content:center;font-size:16px;padding:12px} }
  @media (min-width:1101px) and (max-width:1400px){ .mm-cennik{font-size:13px;padding:8px 12px;margin-left:4px} }
  .cennik-box{max-width:720px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 36px}
  .cennik-box h1{font-size:clamp(28px,3.4vw,40px);margin:0 0 12px}
  .cennik-box p{color:var(--muted);font-size:16px}
  /* lista pozostalych wariantow na podstronach */
  .war-h{font-size:22px;margin:44px 0 14px}
  .war-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(420px,100%),1fr));gap:10px}
  .war-list li{display:flex;gap:14px;align-items:baseline;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px 16px}
  .war-list .code{flex:0 0 auto;min-width:86px;text-align:center}
  .war-list b{display:block;font-size:15px}
  .war-list small{display:block;color:var(--muted);font-size:13.5px}
  .war-pobierz{margin:22px 0 30px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:15px}