/* luxrobota.pl — industrialny swiss, akcent bursztyn */
:root{--bg:#f6f4ef;--panel:#fdfcf9;--dark:#101216;--dark2:#181b21;--amber:#f59e0b;--amber-d:#d97706;
--ink:#16181d;--mut:#5c5f66;--line:#e4dfd3}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:"Inter",sans-serif;line-height:1.65}
h1,h2,h3{font-family:"Archivo",sans-serif;letter-spacing:-.015em;line-height:1.06}
em{font-style:normal;color:var(--amber-d)}
a{color:inherit}
.grain{position:fixed;inset:-50%;z-index:60;pointer-events:none;opacity:.04;mix-blend-mode:overlay;
background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
img{filter:contrast(1.08) saturate(.88) brightness(.97)}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:22px;padding:14px 4vw;
background:rgba(246,244,239,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{font-family:"Archivo";font-weight:900;font-size:20px;text-decoration:none;letter-spacing:.02em}
.brand span{color:var(--amber-d)}
.brand.small{font-size:18px}
.topnav{display:flex;gap:18px;margin-left:auto}
.topnav a{text-decoration:none;font-size:14px;font-weight:500;color:var(--mut);padding:6px 2px;border-bottom:2px solid transparent}
.topnav a:hover,.topnav a.on{color:var(--ink);border-color:var(--amber)}
.tel-top{background:var(--dark);color:#fff;text-decoration:none;font-weight:600;font-size:14px;
padding:10px 18px;border-radius:999px;white-space:nowrap;transition:.25s}
.tel-top:hover{background:var(--amber-d)}
@media(max-width:900px){.topnav{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--dark)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.52;
filter:contrast(1.12) saturate(.75) brightness(.72)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,18,22,.25),rgba(16,18,22,.82) 78%)}
.hero-inner{position:relative;z-index:2;padding:9vh 4vw 8vh;max-width:1100px}
.hero-tag{font-family:"Archivo";font-weight:600;font-size:clamp(12px,1.6vw,15px);letter-spacing:.14em;
text-transform:uppercase;color:var(--amber);margin-bottom:18px}
.hero h1{font-weight:900;font-size:clamp(40px,8.2vw,104px);text-transform:uppercase}
.hero h1 span{display:block;overflow:hidden}
.hero h1 .l2 em{color:var(--amber)}
.hero-sub{margin:22px 0 26px;font-size:clamp(15px,2vw,19px);color:#d8d5cd;max-width:640px}
.micro{font-size:13px;color:#a8a49a;margin-top:12px}
.sub .micro,.formularz-sekcja .micro{color:var(--mut)}

.cta-tels{display:flex;gap:14px;flex-wrap:wrap}
.btn-tel{display:inline-block;background:var(--amber);color:#161408;text-decoration:none;font-weight:700;
font-family:"Archivo";font-size:clamp(17px,2.4vw,22px);padding:16px 30px;border-radius:14px;
box-shadow:0 10px 30px rgba(245,158,11,.35);transition:.25s;border:2px solid var(--amber)}
.btn-tel:hover{transform:translateY(-3px);background:var(--amber-d);border-color:var(--amber-d)}
.btn-tel.ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.4);box-shadow:none}
.sub .btn-tel.ghost,main:not(.sub) .blok .btn-tel.ghost{color:var(--ink);border-color:var(--ink)}
.btn-tel.full{width:100%;border:none;cursor:pointer;text-align:center}

/* ---------- marquee ---------- */
.marquee{background:var(--dark);color:#fff;overflow:hidden;padding:14px 0;border-top:3px solid var(--amber)}
.marquee-in{display:flex;gap:34px;white-space:nowrap;font-family:"Archivo";font-weight:700;font-size:15px;
letter-spacing:.12em;animation:mq 26s linear infinite;width:max-content}
.marquee-in span:nth-child(even){color:var(--amber)}
@keyframes mq{to{transform:translateX(-50%)}}

/* ---------- sekcje ---------- */
.blok{max-width:1100px;margin:0 auto;padding:64px 4vw 12px}
.blok h2{font-size:clamp(26px,4.4vw,42px);font-weight:900;margin-bottom:26px;max-width:700px}
.lead{color:var(--mut);max-width:640px;margin-bottom:18px}

.karty{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.karta{position:relative;border-radius:18px;overflow:hidden;background:var(--dark);color:#fff;
text-decoration:none;min-height:300px;display:flex;align-items:flex-end;transition:.3s}
.karta img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:.5s;
filter:contrast(1.1) saturate(.8) brightness(.8)}
.karta-bg{position:absolute;inset:0;background:radial-gradient(120% 100% at 20% 0%,#2a2f38,#101216)}
.karta:hover img{transform:scale(1.05);opacity:.68}
.karta:hover{transform:translateY(-4px)}
.karta-txt{position:relative;z-index:2;padding:22px;background:linear-gradient(180deg,transparent,rgba(10,11,14,.88) 45%);width:100%}
.karta h3{font-size:21px;font-weight:700;margin-bottom:4px}
.karta p{font-size:13.5px;color:#c9c5bb}
.karta-cta{display:inline-block;margin-top:10px;font-size:13px;font-weight:600;color:var(--amber)}

.d-grid,.z-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.d-item,.z-item{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.d-item b,.z-item b{display:block;font-family:"Archivo";font-size:16.5px;margin-bottom:6px}
.d-item span,.z-item span{color:var(--mut);font-size:14.5px}

.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:10px 18px;
text-decoration:none;font-size:14px;font-weight:500;transition:.2s}
.chip:hover{background:var(--dark);color:#fff;border-color:var(--dark)}

.kroki ol{list-style:none;counter-reset:k;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.kroki li{counter-increment:k;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;position:relative}
.kroki li::before{content:"0" counter(k);font-family:"Archivo";font-weight:900;font-size:30px;color:var(--amber);display:block;margin-bottom:8px}
.kroki li b{font-family:"Archivo"}
.kroki li{color:var(--mut);font-size:14.5px}
.kroki li b{color:var(--ink);display:block;margin-bottom:4px;font-size:16.5px}

details{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin-bottom:12px}
details summary{cursor:pointer;font-weight:600;font-family:"Archivo";font-size:16px;list-style:none;position:relative;padding-right:30px}
details summary::after{content:"+";position:absolute;right:0;top:-2px;font-size:22px;color:var(--amber-d);transition:.25s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin-top:12px;color:var(--mut);font-size:14.5px}

.cta-pas{background:var(--dark);color:#fff;border-radius:22px;max-width:1100px;margin:64px auto 0;
padding:52px 5vw;text-align:center}
.cta-pas h2{font-size:clamp(24px,4vw,38px);font-weight:900;margin-bottom:8px}
.cta-sub{color:#c9c5bb;margin-bottom:24px}
.cta-pas .cta-tels{justify-content:center}
.cta-pas .micro{color:#8d897f}

/* ---------- formularz ---------- */
.contact-form{max-width:640px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact-form input,.contact-form textarea{width:100%;background:var(--panel);border:1px solid var(--line);
border-radius:12px;padding:15px 16px;font:inherit;font-size:15px;margin-bottom:12px}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--amber);border-color:var(--amber)}
@media(max-width:640px){.f-row{grid-template-columns:1fr}}

/* ---------- podstrony ---------- */
.sub-hero{max-width:1100px;margin:0 auto;padding:52px 4vw 8px}
.crumb{font-size:13px;color:var(--mut);margin-bottom:18px}
.crumb a{color:var(--mut)}
.sub-hero h1{font-size:clamp(34px,6.4vw,68px);font-weight:900;text-transform:uppercase;margin-bottom:18px}
.sub-hero .lead{font-size:16.5px;margin-bottom:24px;max-width:720px}
.sub-hero .cta-tels .btn-tel.ghost{color:var(--ink);border-color:var(--ink)}
.mini-hero{width:100%;max-height:420px;object-fit:cover;border-radius:18px;margin-top:30px}
.siec{padding-bottom:40px}
.siec p{font-size:13.5px;color:var(--mut);margin-bottom:10px}
.siec a{color:var(--ink)}
.siec b{color:var(--ink)}

/* ---------- stopka + callbar ---------- */
footer{background:var(--dark);color:#c9c5bb;margin-top:70px;padding:52px 4vw 90px}
.foot-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 2fr;gap:30px;font-size:14px}
.foot-grid b{color:#fff;display:block;margin-bottom:10px;font-family:"Archivo"}
.foot-grid a{color:#c9c5bb;text-decoration:none;display:inline-block;margin-bottom:6px}
.foot-grid a:hover{color:var(--amber)}
.foot-city a{display:inline}
.foot-tels a{font-family:"Archivo";font-weight:700;color:var(--amber);font-size:16px}
.foot-legal{max-width:1100px;margin:34px auto 0;font-size:12.5px;color:#6d6a62}
.foot-legal a{color:#6d6a62}
@media(max-width:800px){.foot-grid{grid-template-columns:1fr}}

.callbar{position:fixed;left:12px;right:12px;bottom:12px;z-index:70;display:none;text-align:center;
background:var(--amber);color:#161408;font-family:"Archivo";font-weight:700;font-size:16px;
padding:16px;border-radius:14px;text-decoration:none;box-shadow:0 12px 34px rgba(0,0,0,.35)}
@media(max-width:800px){.callbar{display:block}footer{padding-bottom:110px}}

/* ---------- 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}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.marquee-in{animation:none}}