:root{
    --bg:#0f1220; --panel:#181c2e; --panel2:#1f2438; --line:#2a3050;
    --txt:#e8eaf3; --mut:#98a0c0; --acc:#6d5efc; --acc2:#38d39f;
    --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
body{
    margin:0;font-family:'DM Sans',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
    background:radial-gradient(1200px 600px at 80% -10%,#20264a 0%,var(--bg) 55%);
    color:var(--txt);min-height:100vh;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}

/* topbar */
.topbar{
    display:flex;align-items:center;justify-content:space-between;gap:20px;
    padding:14px 26px;background:rgba(15,18,32,.7);backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;
}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px}
.brand .logo{
    width:38px;height:38px;display:grid;place-items:center;border-radius:10px;
    background:linear-gradient(135deg,var(--acc),#a05efc);font-size:20px;
}
.brand small{display:block;font-size:11px;color:var(--mut);font-weight:400}
.topbar nav{display:flex;align-items:center;gap:8px}
.topbar nav a{padding:8px 14px;border-radius:9px;color:var(--mut);font-weight:600}
.topbar nav a.active,.topbar nav a:hover{color:var(--txt);background:var(--panel2)}

.container{max-width:1180px;margin:0 auto;padding:26px}

/* stats */
.stats{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.stat{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    padding:16px 20px;color:var(--mut);font-weight:600;
}
.stat .num{font-size:26px;color:var(--txt);font-weight:700;margin-right:6px}
.stat.action{background:linear-gradient(135deg,var(--acc),#8b5efc);color:#fff;display:flex;align-items:center}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.filters input,.filters select,textarea,input[type=file]{
    background:var(--panel);border:1px solid var(--line);color:var(--txt);
    padding:11px 14px;border-radius:10px;font-size:14px;font-family:inherit;
}
.filters input[type=search]{flex:1;min-width:220px}
.btn{
    background:linear-gradient(135deg,var(--acc),#8b5efc);color:#fff;border:none;
    padding:11px 18px;border-radius:10px;font-weight:700;cursor:pointer;font-size:14px;
    display:inline-block;transition:transform .1s;
}
.btn:hover{transform:translateY(-1px)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--txt)}
.btn.full{display:block;text-align:center;margin-top:16px;width:100%}

/* results bar */
.results-bar{color:var(--mut);font-size:14px;margin-bottom:16px}
.results-bar strong{color:var(--txt)}

/* pagination */
.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:32px}
.pg{
    min-width:42px;padding:9px 14px;text-align:center;border-radius:10px;
    background:var(--panel);border:1px solid var(--line);color:var(--mut);
    font-weight:600;font-size:14px;transition:border-color .12s,color .12s;
}
.pg:hover{color:var(--txt);border-color:var(--acc)}
.pg.active{background:linear-gradient(135deg,var(--acc),#8b5efc);color:#fff;border-color:transparent}
.pg.dots{background:none;border:none;color:var(--mut);pointer-events:none;min-width:auto;padding:9px 4px}

/* grid of cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.card{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
    overflow:hidden;transition:transform .12s,border-color .12s;box-shadow:var(--shadow);
}
.card:hover{transform:translateY(-4px);border-color:var(--acc)}
.card-img{
    height:190px;background:#0c0f1c center/cover no-repeat;position:relative;
}
.badge{
    position:absolute;top:10px;left:10px;background:rgba(15,18,32,.82);
    padding:5px 10px;border-radius:8px;font-size:12px;font-weight:600;
}
.badge.photos{left:auto;right:10px}
.card-body{padding:15px 17px}
.price{font-size:20px;font-weight:800;color:var(--acc2)}
.card-title{font-weight:600;margin:4px 0 10px;color:var(--txt)}
.meta{display:flex;flex-wrap:wrap;gap:12px;color:var(--mut);font-size:13px;font-weight:600}
.ref{margin-top:10px;font-size:12px;color:var(--mut)}

/* detail */
.back{display:inline-block;margin-bottom:16px;color:var(--mut);font-weight:600}
.detail{display:grid;grid-template-columns:1.6fr 1fr;gap:26px;align-items:start}
.detail > *{min-width:0}   /* pozwala kolumnom skurczyć się i nie rozpychać strony */

/* galeria */
.gallery{min-width:0}
.gallery-main{position:relative;border-radius:var(--radius);overflow:hidden;background:#0c0f1c}
.gallery-main img{
    width:100%;height:440px;object-fit:cover;display:block;cursor:zoom-in;
}
.gallery-main.empty-img{height:440px;display:grid;place-items:center;color:var(--mut);border-radius:var(--radius)}
.gallery-main .nav{
    position:absolute;top:50%;transform:translateY(-50%);z-index:2;
    width:44px;height:44px;border:none;border-radius:50%;cursor:pointer;
    background:rgba(15,18,32,.6);color:#fff;font-size:26px;line-height:1;
    display:grid;place-items:center;transition:background .15s,transform .1s;backdrop-filter:blur(4px);
}
.gallery-main .nav:hover{background:var(--acc)}
.gallery-main .nav:active{transform:translateY(-50%) scale(.92)}
.gallery-main .nav.prev{left:12px}
.gallery-main .nav.next{right:12px}
.gallery-main .counter{
    position:absolute;bottom:12px;right:12px;z-index:2;
    background:rgba(15,18,32,.72);padding:5px 12px;border-radius:20px;font-size:13px;font-weight:600;
}
.gallery-main .zoom-hint{
    position:absolute;bottom:12px;left:12px;z-index:2;pointer-events:none;
    background:rgba(15,18,32,.72);padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;
    opacity:0;transition:opacity .15s;
}
.gallery-main:hover .zoom-hint{opacity:1}
.thumbs{display:flex;gap:8px;overflow-x:auto;margin-top:10px;padding-bottom:6px;scroll-behavior:smooth}
.thumbs img{width:90px;height:66px;object-fit:cover;border-radius:8px;cursor:pointer;opacity:.55;border:2px solid transparent;flex:0 0 auto;transition:opacity .12s}
.thumbs img.active,.thumbs img:hover{opacity:1;border-color:var(--acc)}

/* lightbox */
.lightbox{
    position:fixed;inset:0;z-index:100;display:none;place-items:center;
    background:rgba(6,8,16,.94);padding:40px;
}
.lightbox.open{display:grid}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;border-radius:8px}
.lb-close{
    position:absolute;top:18px;right:24px;background:none;border:none;color:#fff;
    font-size:40px;line-height:1;cursor:pointer;opacity:.8;
}
.lb-close:hover{opacity:1}
.lb-nav{
    position:absolute;top:50%;transform:translateY(-50%);
    width:56px;height:56px;border:none;border-radius:50%;cursor:pointer;
    background:rgba(255,255,255,.08);color:#fff;font-size:34px;display:grid;place-items:center;transition:background .15s;
}
.lb-nav:hover{background:var(--acc)}
.lb-nav.prev{left:24px}
.lb-nav.next{right:24px}
.lb-counter{
    position:absolute;bottom:22px;left:50%;transform:translateX(-50%);
    background:rgba(255,255,255,.1);padding:6px 16px;border-radius:20px;font-size:14px;font-weight:600;
}
@media(max-width:820px){
    .lb-nav{width:44px;height:44px;font-size:26px}
    .lb-nav.prev{left:8px}.lb-nav.next{right:8px}
}
.sidebar{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.price.big{font-size:30px}
.sidebar .op{color:var(--mut);font-weight:600;margin:2px 0 12px}
.sidebar h1{font-size:22px;margin:0 0 4px}
.loc{color:var(--mut);margin:0 0 16px}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.facts div{background:var(--panel2);border-radius:10px;padding:10px 12px;font-size:13px;font-weight:600}
.facts span{margin-right:6px}
.kv{width:100%;border-collapse:collapse;font-size:13px}
.kv th{text-align:left;color:var(--mut);font-weight:600;padding:7px 0;width:38%;vertical-align:top}
.kv td{padding:7px 0;border-bottom:1px solid var(--line)}
.kv a{color:var(--acc2)}

.block{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:22px}
.block h2{margin:0 0 12px;font-size:18px}
.desc{line-height:1.7;color:#cfd4ea}
.langs{margin-top:14px;color:var(--mut);font-size:13px}
.chip{display:inline-block;background:var(--panel2);padding:3px 9px;border-radius:7px;margin-left:5px;font-size:12px}
.features{display:flex;flex-wrap:wrap;gap:10px}
.feature{background:var(--panel2);padding:8px 13px;border-radius:9px;font-size:13px;font-weight:600;color:var(--acc2)}

/* import */
.h{font-size:26px;margin:0 0 6px}
.lead{color:var(--mut);margin:0 0 22px;max-width:640px}
.import-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:12px}
.panel h3{margin:0;font-size:15px}
.panel textarea{width:100%;resize:vertical;font-family:ui-monospace,monospace;font-size:12px}
.panel input[type=file]{width:100%}

/* notices */
.notice{padding:14px 18px;border-radius:12px;margin-bottom:20px;font-weight:600}
.notice.ok{background:rgba(56,211,159,.12);border:1px solid var(--acc2);color:#9df0cf}
.notice.error{background:rgba(255,90,110,.12);border:1px solid #ff5a6e;color:#ffb3bd}
.notice a{text-decoration:underline}
.notice code{background:rgba(255,255,255,.08);padding:1px 6px;border-radius:5px}

.empty{text-align:center;padding:60px 20px;color:var(--mut)}
.empty .btn{margin-top:14px}
.footer{text-align:center;color:var(--mut);padding:30px;font-size:13px;border-top:1px solid var(--line);margin-top:40px}

@media(max-width:820px){.detail{grid-template-columns:1fr}}