:root{
  --bg: #07070b;
  --panel: #0f1018;
  --panel2: #131526;
  --text: #e9e9f4;
  --muted: #b6b6c9;
  --border: rgba(255,255,255,.10);
  --primary: #7c3aed;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial; background: radial-gradient(900px 500px at 20% 0%, rgba(124,58,237,.18), transparent 60%), var(--bg); color:var(--text)}
a{color:inherit;text-decoration:none}
.container{max-width:1160px;margin:0 auto;padding:0 16px}
.header{position:sticky;top:0;background:rgba(7,7,11,.72);backdrop-filter: blur(14px);border-bottom:1px solid var(--border);z-index:10}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px}
.brand-badge{width:12px;height:12px;border-radius:3px;background:var(--primary);box-shadow:0 0 0 5px rgba(124,58,237,.15)}
.nav{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);padding:10px 12px;border-radius:10px;font-weight:700;cursor:pointer;background:transparent;color:var(--text)}
.btn.primary{background:linear-gradient(180deg, rgba(124,58,237,1), rgba(91,33,182,1));border-color:rgba(124,58,237,.55)}
.btn.secondary{background:rgba(255,255,255,.04)}
.btn.ghost{border-color:transparent;background:transparent}
.hero{padding:22px 0 8px}
.hero-card{border:1px solid var(--border);background:linear-gradient(180deg, rgba(19,21,38,.85), rgba(15,16,24,.85));border-radius:18px;padding:18px}
.hero-title{font-size:24px;margin:0 0 6px}
.hero-sub{margin:0;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:18px 0 40px}
.card{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:rgba(19,21,38,.52)}
.card-img{height:165px;background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center}
.card-img img{width:100%;height:100%;object-fit:cover;display:block}
.card-body{padding:12px}
.card-title{font-weight:800;margin:0 0 6px;line-height:1.2}
.card-meta{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:13px;margin-bottom:10px}
.card-price{font-weight:900}
.price-compare{color:rgba(255,255,255,.55);text-decoration:line-through;font-weight:600;margin-left:8px;font-size:13px}
.footer{border-top:1px solid var(--border);padding:22px 0;color:rgba(255,255,255,.6);font-size:13px}

.product{padding:18px 0 40px}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:rgba(255,255,255,.7);font-size:13px;margin-bottom:12px}
.breadcrumbs a{color:rgba(255,255,255,.85)}
.breadcrumbs .sep{color:rgba(255,255,255,.35)}
.product-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
.panel{border:1px solid var(--border);background:rgba(19,21,38,.55);border-radius:18px;padding:14px}
.gallery-main{height:420px;border-radius:14px;overflow:hidden;background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center}
.gallery-main img{width:100%;height:100%;object-fit:contain;display:block}
.gallery-main a{cursor:zoom-in}
.gallery-thumbs{display:flex;gap:10px;margin-top:12px;overflow:auto;padding-bottom:4px}
.thumb{width:80px;height:62px;border-radius:12px;overflow:hidden;border:1px solid var(--border);cursor:pointer;background:rgba(255,255,255,.05);flex:0 0 auto}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.p-title{margin:0 0 6px;font-size:22px;font-weight:900}
.p-cat{color:var(--muted);font-size:13px;margin:0 0 12px}
.p-price{font-size:22px;font-weight:950;margin:0 0 10px}
.p-stock{color:rgba(255,255,255,.75);font-size:13px;margin:0 0 14px}
.p-actions{display:flex;flex-wrap:wrap;gap:10px}
.section-title{font-size:15px;margin:0 0 10px;color:rgba(255,255,255,.85)}
.desc{color:rgba(255,255,255,.78);line-height:1.6}

.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);display:none;align-items:center;justify-content:center;padding:18px;z-index:50}
.modal{width:min(520px,100%);border-radius:18px;border:1px solid var(--border);background:linear-gradient(180deg, rgba(19,21,38,.96), rgba(15,16,24,.96));padding:14px}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.modal-title{font-weight:900}
.field{display:flex;flex-direction:column;gap:6px;margin:10px 0}
.field label{font-size:12px;color:rgba(255,255,255,.72)}
.input{border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.04);padding:11px 12px;color:var(--text);outline:none}
.row{display:flex;gap:10px}
.row > *{flex:1}
.alert{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:12px;padding:10px 12px;color:rgba(255,255,255,.88);font-size:13px;display:none}
.small-link{color:rgba(255,255,255,.8);font-size:13px}

@media (max-width: 980px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .product-grid{grid-template-columns:1fr}
}
.badge{background:#0066ff;color:#fff;border:none;padding:6px 12px;border-radius:4px;font-size:12px;font-weight:600;cursor:pointer;transition:background .2s}
.badge:hover{background:#0052cc}
@media (max-width: 520px){
  .grid{grid-template-columns:1fr}
}