@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;600;700&family=Manrope:wght@400;500;600;700&display=swap');

:root{
  --bg:#0a0b10;
  --bg-panel:#12141c;
  --bg-panel-2:#181b26;
  --border:#242838;
  --text:#e7e9f2;
  --text-dim:#9298ac;
  --neon:#00f0c8;
  --neon-2:#7b5bff;
  --neon-pink:#ff3d9a;
  --danger:#ff5470;
  --radius:14px;
  --shadow-neon:0 0 0 1px rgba(0,240,200,.25), 0 0 24px rgba(0,240,200,.15);
}

*{box-sizing:border-box;}
html{color-scheme:dark;}
body{
  margin:0;
  background:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(123,91,255,.18), transparent 60%),
    radial-gradient(ellipse 900px 500px at 85% 0%, rgba(0,240,200,.14), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family:'Manrope',system-ui,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.brand,.section-title{font-family:'Rajdhani',system-ui,sans-serif;letter-spacing:.02em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{list-style:none;margin:0;padding:0;}
button,input,select,textarea{font-family:inherit;font-size:1rem;}

.container{max-width:1240px;margin:0 auto;padding:0 20px;}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,11,16,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;gap:24px;padding:14px 0;flex-wrap:wrap;}
.brand{font-size:1.5rem;font-weight:700;color:var(--text);display:flex;align-items:center;gap:8px;}
.brand span{color:var(--neon);text-shadow:0 0 12px rgba(0,240,200,.6);}
.main-nav{display:flex;gap:22px;flex:1;flex-wrap:wrap;}
.main-nav a{color:var(--text-dim);font-weight:600;font-size:.95rem;transition:color .15s;}
.main-nav a:hover,.main-nav a.active{color:var(--neon);}
.header-actions{display:flex;align-items:center;gap:14px;}
.header-phone{color:var(--text-dim);font-size:.9rem;white-space:nowrap;}
.header-phone strong{color:var(--text);display:block;font-size:1rem;}
.cart-btn{
  position:relative;display:flex;align-items:center;gap:8px;
  background:var(--bg-panel-2);border:1px solid var(--border);border-radius:10px;
  padding:9px 16px;font-weight:600;color:var(--text);
}
.cart-btn:hover{border-color:var(--neon);}
.cart-count{
  background:var(--neon);color:#04140f;border-radius:999px;
  font-size:.75rem;font-weight:700;padding:1px 7px;
}
.burger{display:none;background:none;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:8px 10px;}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;padding:12px 22px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.15s;
}
.btn-neon{background:linear-gradient(135deg,var(--neon),#00c2ff);color:#04140f;box-shadow:0 0 20px rgba(0,240,200,.35);}
.btn-neon:hover{filter:brightness(1.1);transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text);}
.btn-outline:hover{border-color:var(--neon);color:var(--neon);}
.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger);}
.btn-danger:hover{background:var(--danger);color:#fff;}
.btn-block{width:100%;}
.btn-sm{padding:7px 14px;font-size:.85rem;}

/* Hero / Banners */
.hero-slider{padding:22px 0 6px;}
.banner-grid{display:grid;grid-template-columns:2fr 1fr;gap:18px;}
.banner-grid .banner:first-child{grid-row:span 2;}
.banner{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--border);min-height:180px;background:var(--bg-panel);
  display:flex;align-items:flex-end;
}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75;}
.banner-grid .banner:first-child{min-height:378px;}
.banner-content{position:relative;z-index:2;padding:22px;background:linear-gradient(0deg,rgba(6,7,12,.92),transparent 70%);width:100%;}
.banner-content h3{margin:0 0 4px;font-size:1.4rem;color:#fff;}
.banner-content span{color:var(--neon);font-weight:600;font-size:.85rem;}

/* Section */
.section{padding:44px 0;}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.section-title{font-size:1.6rem;font-weight:700;margin:0;display:flex;align-items:center;gap:10px;}
.section-title::before{content:'';width:8px;height:26px;background:linear-gradient(180deg,var(--neon),var(--neon-2));border-radius:3px;box-shadow:0 0 12px rgba(0,240,200,.6);}
.section-link{color:var(--neon);font-weight:600;font-size:.9rem;}
.intro-text{color:var(--text-dim);max-width:760px;}

/* Product grid & cards */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.card{
  background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px;display:flex;flex-direction:column;gap:10px;transition:.18s;position:relative;
}
.card:hover{border-color:rgba(0,240,200,.5);box-shadow:var(--shadow-neon);transform:translateY(-3px);}
.card-media{background:var(--bg-panel-2);border-radius:10px;overflow:hidden;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;}
.card-media img{width:100%;height:100%;object-fit:cover;}
.card-cat{color:var(--neon-2);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;}
.card-title{font-size:1.02rem;font-weight:600;margin:0;min-height:2.7em;}
.card-title a{color:var(--text);}
.card-specs{color:var(--text-dim);font-size:.82rem;min-height:2.4em;overflow:hidden;}
.card-foot{margin-top:auto;display:flex;align-items:flex-end;justify-content:space-between;gap:8px;}

/* price */
.price{display:flex;flex-direction:column;font-weight:700;color:var(--text);line-height:1.2;}
.price--lg{font-size:2rem;}
.price-vat{font-weight:500;font-size:.72rem;color:var(--text-dim);text-transform:none;letter-spacing:0;}

.badge{
  position:absolute;top:14px;left:14px;background:var(--neon-pink);color:#fff;
  font-size:.7rem;font-weight:700;padding:4px 9px;border-radius:6px;z-index:2;
}

/* Filters */
.catalog-layout{display:grid;grid-template-columns:220px 1fr;gap:28px;align-items:start;}
.filter-panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:sticky;top:90px;}
.filter-panel h4{margin:0 0 12px;font-size:.95rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;}
.filter-panel a{display:flex;justify-content:space-between;padding:9px 10px;border-radius:8px;color:var(--text-dim);font-weight:600;font-size:.92rem;}
.filter-panel a:hover{color:var(--text);background:var(--bg-panel-2);}
.filter-panel a.active{color:#04140f;background:var(--neon);}

/* Product page */
.product-view{display:grid;grid-template-columns:.9fr 1.1fr;gap:38px;}
.product-media{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;}
.product-media img{width:100%;border-radius:10px;}
.product-info h1{font-size:1.7rem;margin:0 0 10px;}
.specs-table{width:100%;border-collapse:collapse;margin:18px 0;}
.specs-table tr{border-bottom:1px solid var(--border);}
.specs-table td{padding:10px 0;font-size:.92rem;}
.specs-table td:first-child{color:var(--text-dim);width:44%;}
.buy-box{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-top:18px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;}

/* Cart / checkout */
.cart-table{width:100%;border-collapse:collapse;}
.cart-table th{text-align:left;color:var(--text-dim);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;padding:0 0 12px;border-bottom:1px solid var(--border);}
.cart-table td{padding:16px 0;border-bottom:1px solid var(--border);vertical-align:middle;}
.cart-row-title{display:flex;gap:14px;align-items:center;}
.cart-row-title img{width:70px;height:56px;object-fit:cover;border-radius:8px;background:var(--bg-panel-2);}
.qty-input{width:64px;background:var(--bg-panel-2);border:1px solid var(--border);border-radius:8px;color:var(--text);padding:8px;text-align:center;}
.cart-summary{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.form-panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:26px;max-width:560px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block;font-size:.85rem;color:var(--text-dim);margin-bottom:6px;font-weight:600;}
.form-group input,.form-group textarea,.form-group select{
  width:100%;background:var(--bg-panel-2);border:1px solid var(--border);border-radius:9px;
  color:var(--text);padding:11px 13px;
}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--neon);}

/* Payment */
.payment-box{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:36px;text-align:center;max-width:480px;margin:0 auto;}
.payment-box img{margin:20px auto;border-radius:10px;background:#fff;padding:10px;}

/* Static content */
.prose{max-width:820px;color:var(--text-dim);font-size:1rem;}
.prose h2{color:var(--text);margin-top:28px;}
.prose p{margin:0 0 16px;}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0;}
.info-card{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;}
.info-card .icon{font-size:1.6rem;color:var(--neon);margin-bottom:8px;}

/* Reviews */
.review-card{background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;}
.review-card .stars{color:var(--neon);margin-bottom:8px;}
.review-card .author{font-weight:700;margin-top:12px;}
.review-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}

/* Contacts */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}

/* Footer */
.site-footer{border-top:1px solid var(--border);margin-top:60px;padding:36px 0 24px;color:var(--text-dim);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;}
.footer-grid h5{color:var(--text);margin:0 0 12px;font-size:.9rem;}
.footer-grid a{display:block;color:var(--text-dim);padding:4px 0;font-size:.9rem;}
.footer-grid a:hover{color:var(--neon);}
.footer-bottom{margin-top:28px;padding-top:18px;border-top:1px solid var(--border);font-size:.8rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;}

/* Alerts */
.alert{border-radius:10px;padding:12px 16px;margin-bottom:16px;font-size:.9rem;}
.alert-success{background:rgba(0,240,200,.1);border:1px solid rgba(0,240,200,.4);color:var(--neon);}
.alert-error{background:rgba(255,84,112,.1);border:1px solid rgba(255,84,112,.4);color:var(--danger);}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-dim);}

.page-title{font-size:2rem;margin:26px 0 6px;}
.breadcrumb{color:var(--text-dim);font-size:.85rem;margin-top:16px;}
.breadcrumb a{color:var(--text-dim);}
.breadcrumb a:hover{color:var(--neon);}

@media (max-width:980px){
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .catalog-layout{grid-template-columns:1fr;}
  .filter-panel{position:static;}
  .banner-grid{grid-template-columns:1fr;}
  .banner-grid .banner:first-child{min-height:200px;}
  .product-view{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .info-grid,.review-grid,.contact-grid{grid-template-columns:1fr;}
}
@media (max-width:640px){
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg-panel);flex-direction:column;padding:14px 20px;border-bottom:1px solid var(--border);gap:4px;}
  .main-nav.open{display:flex;}
  .burger{display:block;}
  .header-phone{display:none;}
  .product-grid{grid-template-columns:1fr 1fr;}
  .cart-summary{flex-direction:column;align-items:stretch;text-align:center;}
}