:root{--red:#0F6BD7;--red-d:#0B54AA;--ink:#16222E;--mut:#5f6b76;--bg:#fff;--soft:#f4f7fa;--line:#e3e9ef;--r:14px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
/* top bar */
.topbar{background:var(--ink);color:#fff;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding:6px 20px}
.topbar a{color:#fff;opacity:.9}
/* header */
header.site{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.hrow{display:flex;align-items:center;gap:24px;padding:14px 20px}
.logo{font-weight:900;font-size:26px;letter-spacing:.5px;white-space:nowrap}
.logo b{color:var(--red)}
.search{flex:1;display:flex;max-width:520px}
.search input{flex:1;border:2px solid var(--line);border-right:0;border-radius:10px 0 0 10px;padding:10px 14px;font-size:15px;outline:none}
.search input:focus{border-color:var(--red)}
.search button{background:var(--red);color:#fff;border:0;border-radius:0 10px 10px 0;padding:0 18px;font-size:16px;cursor:pointer}
.hlinks{display:flex;align-items:center;gap:20px;font-size:14px;margin-left:auto}
.hlinks a{display:flex;align-items:center;gap:6px}
.cartbtn{border:2px solid var(--ink);border-radius:10px;padding:8px 14px;font-weight:700;display:flex;gap:8px;align-items:center}
.cartbtn span.badge{background:var(--red);color:#fff;border-radius:99px;font-size:12px;min-width:20px;height:20px;display:grid;place-items:center;padding:0 5px}
nav.main{border-top:1px solid var(--line)}
nav.main ul{display:flex;gap:6px;list-style:none;justify-content:center}
nav.main a{display:block;padding:11px 18px;font-weight:600;font-size:15px;border-radius:8px}
nav.main a:hover,nav.main a.on{color:var(--red);background:var(--soft)}
/* hero */
.hero{position:relative;color:#fff;overflow:hidden;background:linear-gradient(115deg,#0d1b2a 0%,#123a66 55%,#0F6BD7 130%)}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.hero .inner{position:relative;padding:72px 20px;max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
.hero h1{font-size:clamp(30px,4.5vw,52px);line-height:1.12;font-weight:900}
.hero h1 em{color:var(--red);font-style:normal;background:#fff;padding:0 10px;border-radius:8px}
.hero p.sub{margin:16px 0 26px;font-size:18px;opacity:.95;max-width:46ch}
.cta{display:inline-block;background:var(--red);color:#fff;font-weight:800;font-size:17px;padding:14px 28px;border-radius:12px;border:0;cursor:pointer}
.cta:hover{background:var(--red-d)}
.cta.ghost{background:transparent;border:2px solid #fff;margin-left:12px}
.badges{display:grid;gap:12px}
.badge-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(4px);border-radius:var(--r);padding:14px 18px;display:flex;gap:12px;align-items:center;font-weight:600}
.badge-card .dot{width:10px;height:10px;border-radius:99px;background:var(--red);flex:none}
/* sections */
section.block{padding:56px 0}
section.block.alt{background:var(--soft)}
.sechead{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:26px}
.sechead h2{font-size:clamp(22px,3vw,32px);font-weight:900}
.sechead a{color:var(--red);font-weight:700;font-size:14px}
/* category tiles */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cat{position:relative;border-radius:var(--r);overflow:hidden;background:var(--ink);color:#fff;min-height:150px;display:flex;align-items:flex-end;padding:18px;font-weight:800;font-size:18px}
.cat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:.25s}
.cat:hover img{opacity:.75;transform:scale(1.04)}
.cat b{position:relative}
/* product cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.card:hover{box-shadow:0 10px 30px rgba(0,0,0,.08);transform:translateY(-2px)}
.card .ph{aspect-ratio:4/3;background:var(--soft);display:grid;place-items:center;overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .in{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.card .cat-tag{font-size:12px;color:var(--mut);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.card h3{font-size:16px;font-weight:700;line-height:1.3}
.card .price{margin-top:auto;font-size:19px;font-weight:900}
.card .price small{font-size:13px;color:var(--mut);font-weight:600}
.card .buy{background:var(--red);color:#fff;border:0;border-radius:10px;padding:10px;font-weight:700;font-size:14px;cursor:pointer}
.card .buy:hover{background:var(--red-d)}
/* chips */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.chip{border:1.5px solid var(--line);border-radius:99px;padding:7px 16px;font-size:14px;font-weight:600;cursor:pointer;background:#fff}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
/* product page */
.pgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;padding:40px 0}
.gallery .big{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;aspect-ratio:1;background:var(--soft)}
.gallery .big img{width:100%;height:100%;object-fit:cover}
.thumbs{display:flex;gap:10px;margin-top:10px}
.thumbs img{width:72px;height:72px;object-fit:cover;border-radius:10px;border:2px solid var(--line);cursor:pointer}
.thumbs img.on{border-color:var(--red)}
.crumbs{font-size:13px;color:var(--mut);padding:18px 0 0}
.crumbs b{color:var(--red)}
.pinfo h1{font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.15}
.pinfo .bigprice{font-size:34px;font-weight:900;margin:18px 0 4px}
.pinfo .vat{color:var(--mut);font-size:13px;margin-bottom:20px}
.qtyrow{display:flex;gap:12px;margin:10px 0 20px}
.qty{display:flex;border:2px solid var(--line);border-radius:10px;overflow:hidden}
.qty button{width:42px;border:0;background:var(--soft);font-size:18px;cursor:pointer}
.qty input{width:56px;border:0;text-align:center;font-size:16px;font-weight:700}
.callbox{margin-top:26px;border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;gap:14px;align-items:center;background:var(--soft)}
.callbox b a{color:var(--red)}
.desc{padding:30px 0 60px;max-width:820px}
.desc h2{font-size:24px;margin-bottom:12px}
.desc p{margin-bottom:12px;color:#3d3c3a}
/* footer */
footer{background:var(--ink);color:#cfcecd;margin-top:40px}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;padding:48px 20px}
footer h4{color:#fff;font-size:15px;margin-bottom:12px}
footer a{display:block;padding:3px 0;font-size:14px}
footer a:hover{color:#fff}
footer .fine{border-top:1px solid #3a3938;padding:16px 20px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.toast{position:fixed;right:18px;bottom:18px;background:var(--ink);color:#fff;padding:12px 18px;border-radius:12px;font-weight:600;opacity:0;transform:translateY(10px);transition:.3s;pointer-events:none;z-index:99}
.toast.show{opacity:1;transform:none}
@media(max-width:900px){
 .hero .inner{grid-template-columns:1fr;padding:44px 20px}
 .cats{grid-template-columns:repeat(2,1fr)}
 .pgrid{grid-template-columns:1fr}
 .search{display:none}
 footer .cols{grid-template-columns:1fr 1fr}
 .hlinks a.txt{display:none}
}
/* configurator */
.conf{background:var(--ink);color:#fff;border-radius:calc(var(--r) + 6px);padding:34px;display:grid;grid-template-columns:1.15fr .85fr;gap:34px}
.conf h2{font-size:clamp(22px,3vw,30px);font-weight:900;margin-bottom:6px}
.conf .lead{opacity:.8;font-size:14px;margin-bottom:22px}
.cstep{margin-bottom:20px}
.cstep .clab{font-weight:700;font-size:14px;margin-bottom:10px;display:flex;gap:8px;align-items:center}
.cstep .clab .n{background:var(--red);width:22px;height:22px;border-radius:99px;display:grid;place-items:center;font-size:12px;flex:none}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{border:1.5px solid rgba(255,255,255,.25);border-radius:99px;padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer;background:transparent;color:#fff}
.pill.on{background:#fff;color:var(--ink);border-color:#fff}
.cinput{background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.25);border-radius:10px;color:#fff;padding:10px 14px;font-size:16px;outline:none;width:100%}
.cinput:focus{border-color:#fff}
.cinput::placeholder{color:rgba(255,255,255,.45)}
.crow{display:flex;gap:10px;align-items:center}
.chint{font-size:13px;margin-top:8px;min-height:18px}
.chint.ok{color:#7fe3a1}.chint.bad{color:#ffb3b3}
.cslider{width:100%;accent-color:var(--red);margin-top:12px}
.ccheck{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;opacity:.9;margin-top:10px;cursor:pointer}
.summary{background:#fff;color:var(--ink);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:10px;align-self:start;position:sticky;top:90px}
.summary h3{font-size:16px}
.srow{display:flex;justify-content:space-between;font-size:14px;padding:7px 0;border-bottom:1px dashed var(--line)}
.srow b.red{color:var(--red)}
.srow.total{border:0;font-size:18px;font-weight:900;padding-top:12px}
.snote{font-size:12.5px;color:var(--mut)}
.rabat-tag{background:#e8f9ee;color:#157a3b;font-weight:700;border-radius:8px;padding:2px 8px;font-size:12.5px}
@media(max-width:900px){.conf{grid-template-columns:1fr;padding:22px}.summary{position:static}}
.couponrow{display:flex;gap:8px;margin-top:4px}
.coupon-input{background:var(--soft);border:1.5px solid var(--line);color:var(--ink);font-size:14px;padding:9px 12px}
.coupon-input::placeholder{color:var(--mut)}
.coupon-btn{background:var(--ink);color:#fff;border:0;border-radius:10px;padding:0 16px;font-weight:700;font-size:13px;cursor:pointer}
.coupon-btn:hover{background:#000}
.summary .chint.ok{color:#157a3b}.summary .chint.bad{color:#c22}
.pricechart-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 24px}
.pills .pill.dark{border-color:var(--line);color:var(--ink)}
.pills .pill.dark.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pc-tip{position:absolute;pointer-events:none;background:var(--ink);color:#fff;font-size:12.5px;padding:6px 10px;border-radius:8px;opacity:0;transform:translate(-50%,-120%);white-space:nowrap;transition:opacity .12s}
.cinput.cdark{background:#fff;border-color:var(--line);color:var(--ink);font-size:14px;padding:10px 12px}
.konto-grid{display:grid;grid-template-columns:230px 1fr;gap:26px;align-items:start}
.konto-nav{border:1px solid var(--line);border-radius:var(--r);padding:10px;display:flex;flex-direction:column;gap:2px}
.konto-nav a{padding:11px 14px;border-radius:10px;font-weight:600;font-size:14.5px}
.konto-nav a.on,.konto-nav a:hover{background:var(--soft);color:var(--red)}
.konto-box{border:1px solid var(--line);border-radius:var(--r);padding:24px}
.konto-box h3{font-size:18px;margin-bottom:14px}
.ordrow{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:8px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.ordrow b.st{color:#157a3b}
@media(max-width:900px){.konto-grid{grid-template-columns:1fr}.ordrow{grid-template-columns:1fr 1fr}}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:10px}
.frow{display:flex;flex-direction:column;gap:4px}
.frow label{font-size:13px;font-weight:700;color:var(--ink)}
.frow.fwide{grid-column:1/-1}
.fnote{font-size:12px;color:var(--mut);line-height:1.4}
textarea.cinput{resize:vertical;font-family:inherit}
@media(max-width:700px){.fgrid{grid-template-columns:1fr}}

.narzut-tag{background:#fdf0e3;color:#b45309;font-weight:700;border-radius:8px;padding:2px 8px;font-size:12.5px}

/* procentomierz */
.gaugerow{display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.gaugerow #rg-gauge{width:190px;height:190px;flex:0 0 auto;filter:drop-shadow(0 2px 6px rgba(0,0,0,.12))}
.gaugeside{flex:1;min-width:220px}
@media(max-width:560px){.gaugerow{justify-content:center}.gaugerow #rg-gauge{width:170px;height:170px}}

/* sciezka zakupu */
.stepsbar{display:flex;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--mut);margin-bottom:18px}
.stepsbar span{padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:#fff}
.stepsbar .sdone{color:#1d7a3f;border-color:#bfe8cd;background:#f2fbf5}
.stepsbar .scur{color:#fff;background:var(--ink);border-color:var(--ink);font-weight:700}
a.buy.abtn{display:block;text-align:center;text-decoration:none}

/* Pani Propan */
.hero .flame-art{position:absolute;right:-40px;bottom:-30px;width:520px;opacity:.16;pointer-events:none}
.logo small{color:#9fb3c8;font-weight:700;font-size:.55em;vertical-align:super}