:root{
  --bg:#0e1217;
  --card:#131a23;
  --muted:#7e8a9a;
  --txt:#eaf2ff;
  --brand:#9b5cff;
  --brand2:#21e6a4;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#0b0f14,#121826);color:var(--txt);font-family:ui-sans-serif,system-ui,Segoe UI,Roboto,Arial}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:16px}
.nav{position:sticky;top:0;background:rgba(14,18,23,0.75);backdrop-filter:blur(10px);z-index:50;border-bottom:1px solid #1e2a38}
.nav-inner{display:flex;align-items:center;gap:16px;justify-content:space-between;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}
.logo img{width:42px;height:42px;border-radius:10px;border:1px solid #263241}
.badge{background:linear-gradient(90deg,var(--brand),var(--brand2));padding:2px 10px;border-radius:999px;font-size:12px;color:#0a0a0a;font-weight:700}
.search{display:flex;gap:10px;align-items:center;background:#0c121a;border:1px solid #223046;border-radius:14px;padding:8px 12px;flex:1;max-width:520px}
.search input{background:transparent;border:none;outline:none;color:var(--txt);width:100%}
.btn{background:linear-gradient(90deg,var(--brand),var(--brand2));color:#0b0f14;border:none;padding:10px 16px;border-radius:12px;font-weight:800;cursor:pointer;box-shadow:0 6px 30px rgba(33,230,164,.25)}
.btn.secondary{background:#0c121a;color:var(--txt);border:1px solid #223046;box-shadow:none}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center;padding:28px 0}
.hero .left{background:radial-gradient(1200px 400px at -10% -50%,rgba(155,92,255,.25),transparent),radial-gradient(800px 400px at 110% 130%,rgba(33,230,164,.25),transparent)}
.card{background:linear-gradient(180deg,#0e141d,#0b1017);border:1px solid #253245;border-radius:20px;box-shadow:inset 0 1px #253245}
.card.pad{padding:18px}
.hero h1{font-size:40px;line-height:1.1;margin:0}
.hero p{color:var(--muted);margin:6px 0 18px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.product{border:1px solid #263241;border-radius:18px;overflow:hidden;transition:.2s transform, .2s border-color;background:linear-gradient(180deg,#111827,#0b0f16)}
.product:hover{transform:translateY(-2px);border-color:#395071}
.product .img{aspect-ratio:3/2;display:block;overflow:hidden}
.product img{width:100%;height:100%;object-fit:cover;display:block}
.product .body{padding:12px}
.product .name{font-weight:800;margin:0 0 6px}
.product .meta{display:flex;justify-content:space-between;align-items:center}
.price{font-weight:900}
.old{color:#8aa; text-decoration:line-through; font-size:12px;margin-left:6px}
.tag{font-size:11px;color:#b7c6db;border:1px solid #2a3b53;border-radius:999px;padding:2px 8px;margin-right:6px}
.footer{margin-top:40px;padding:20px 0;color:#9ab;display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px;border-top:1px solid #253245}
.kv{display:flex;gap:12px;align-items:center}
.kv .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(90deg,var(--brand),var(--brand2))}
.section-title{display:flex;justify-content:space-between;align-items:center;margin:20px 0 10px}
.badges{display:flex;gap:8px;flex-wrap:wrap}
.cart-btn{position:relative}
.cart-count{position:absolute;top:-8px;right:-8px;background:linear-gradient(90deg,var(--brand),var(--brand2));color:#0a0a0a;border-radius:999px;font-size:11px;font-weight:900;padding:2px 6px;border:1px solid #10161f}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border-bottom:1px solid #253245;padding:10px;text-align:left}
.summary{display:grid;grid-template-columns:2fr 1fr;gap:18px}
.notice{font-size:12px;color:#9ab}
@media (max-width:1024px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .hero{grid-template-columns:1fr; }
}
@media (max-width:640px){
  .grid{grid-template-columns:1fr}
  .hero h1{font-size:30px}
}