:root{
  --bg:#0b0f14; --panel:#0f172a; --muted:#9ca3af; --line:#1f2937;
  --accent:#8b5cf6; /* neon purple */
  --accent-2:#22d3ee; /* cyan */
  --txt:#e5e7eb; --txt-d:#cbd5e1;
  --rad:16px; --shadow:0 12px 40px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--txt);font-family:'Vazirmatn',Tahoma,Arial;line-height:1.8}
a{color:#93c5fd;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 18px}

.ui-bg{
  background: radial-gradient(1200px 600px at 10% -10%,rgba(139,92,246,.12),transparent 60%),
              radial-gradient(1200px 600px at 90% 110%,rgba(34,211,238,.12),transparent 60%),
              var(--bg);
}
.ui-bg::before{
  content:""; position:fixed; inset:0; pointer-events:none;
  background-image:var(--bg-img);
  background-size:cover; background-position:center;
  opacity:.08; filter:blur(4px) saturate(1.2);
}

.glass{
  background:rgba(15,23,42,.6);
  border-bottom:1px solid var(--line);
  backdrop-filter: blur(10px) saturate(140%);
}
.site-header{position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--txt)}
.logo img{height:36px;border-radius:10px;box-shadow:var(--shadow)}
.main-nav{display:flex;gap:12px;align-items:center}
.main-nav a{padding:10px 12px;border-radius:12px;transition:all .2s ease}
.main-nav a:hover{background:#111827}
.dropdown{position:relative}
.dropdown-menu{display:none;position:absolute;top:42px;right:0;background:var(--panel);border:1px solid var(--line);border-radius:12px;min-width:240px;padding:6px;box-shadow:var(--shadow)}
.dropdown:hover .dropdown-menu{display:block}
.dropdown-menu a{display:block;padding:10px 12px;border-radius:10px}
.admin-btn{background:#111827;border:1px solid var(--line)}
.glow{box-shadow:0 0 0 rgba(139,92,246,.6); border-color:rgba(139,92,246,.4)}
.glow:hover{box-shadow:0 0 20px rgba(139,92,246,.35)}

.hero{padding:28px 0 8px 0;text-align:center}
.hero .banner{width:100%;height:auto;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero h1{font-size:1.8rem;margin:18px 0 6px 0}
.hero p{color:var(--txt-d);margin:0 0 14px 0}

.btn{display:inline-block;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b0f14;
     padding:12px 18px;border-radius:14px;border:none;font-weight:700;letter-spacing:.2px;transition:transform .1s ease, filter .2s ease}
.btn:hover{filter:brightness(1.06);text-decoration:none;transform:translateY(-1px)}
.btn.small{padding:9px 12px;font-size:.92rem}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px;margin:26px 0 34px}
.card{background:linear-gradient(180deg,rgba(15,23,42,.96),rgba(15,23,42,.88));border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);position:relative}
.card::after{content:"";position:absolute;inset:-2px;pointer-events:none;border-radius:20px;background:conic-gradient(from 180deg at 50% 50%,rgba(139,92,246,.08),rgba(34,211,238,.08),transparent 40%);filter:blur(12px);opacity:0;transition:opacity .3s}
.card:hover::after{opacity:1}
.card img{width:100%;height:160px;object-fit:cover}
.card-body{padding:12px 14px}
.card .meta{font-size:.85rem;color:var(--muted)}
.card h3{margin:4px 0 6px 0;font-size:1.05rem}
.card .price{margin-top:6px;font-weight:800}
.page-title{margin-top:26px;font-size:1.3rem}

.product-detail{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;margin-top:20px}
.product-detail .cover{width:100%;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}
.product-detail .info{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:18px}
.price.big{font-size:1.5rem;margin:10px 0}
.prose{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px;white-space:pre-wrap;color:var(--txt-d)}
.prose input, .prose textarea, .prose select{width:100%;background:#0b1220;border:1px solid var(--line);color:var(--txt);border-radius:12px;padding:10px}
.site-footer{border-top:1px solid var(--line);margin-top:40px}

.badge{display:inline-flex;align-items:center;gap:8px;background:rgba(139,92,246,.14);border:1px solid rgba(139,92,246,.35);color:#e9d5ff;padding:6px 10px;border-radius:999px;font-weight:700;letter-spacing:.2px}

.slider{position:relative;margin-top:8px}
.slider-track{display:flex;gap:12px;overflow:auto;scroll-snap-type:x mandatory;padding-bottom:4px}
.slider .card{scroll-snap-align:start;min-width:280px}

@media(max-width:900px){ .product-detail{grid-template-columns:1fr} }