:root{
  --bg:#0b1220;
  --card:#0f1a2e;
  --surface:#0d1730;
  --text:#eef2ff;
  --muted:#aab4d6;
  --line:rgba(255,255,255,.10);
  --accent:#7c3aed;   /* violet */
  --accent2:#22c55e;  /* green */
  --shadow: 0 18px 60px rgba(0,0,0,.35);
}

*{ box-sizing:border-box; }
html,body{
  margin:0; padding:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(1000px 600px at 20% 0%, rgba(124,58,237,.35), transparent 55%),
    radial-gradient(900px 500px at 90% 10%, rgba(34,197,94,.22), transparent 50%),
    #070b14;
  color: var(--text);
}
a{ color:inherit; text-decoration:none; }

.container{ width:min(1120px, calc(100% - 32px)); margin:0 auto; }

/* Topbar */
.topbar{
  background: rgba(255,255,255,.06);
  border-bottom:1px solid var(--line);
  backdrop-filter: blur(8px);
}
.topbar-inner{
  display:flex; justify-content:space-between; align-items:center;
  padding:10px 0; gap:12px; font-size:14px;
}
.topbar-left span{ color:var(--muted); margin-left:8px; }
.topbar-right{ display:flex; gap:14px; align-items:center; }
.pill{
  padding:8px 12px; border:1px solid var(--line); border-radius:999px;
  background: rgba(255,255,255,.06);
}

/* Header */
.header{
  position:sticky; top:0; z-index:50;
  background: rgba(7,11,20,.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 0; gap:14px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-logo{
  width:54px; height:54px;
  border-radius:14px;
  object-fit:cover;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  box-shadow: var(--shadow);
}
.brand-name{ font-size:18px; font-weight:800; }
.brand-sub{ font-size:13px; color:var(--muted); margin-top:2px; }

.search{
  flex:1;
  display:flex; gap:10px;
  max-width: 620px;
}
.search input{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-size:16px;
  outline:none;
}
.search button{
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(124,58,237,.9);
  color:white;
  font-weight:700;
  cursor:pointer;
}

.actions{ display:flex; gap:10px; align-items:center; }
.icon-btn{
  width:52px; height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor:pointer;
  font-size:18px;
  display:flex; align-items:center; justify-content:center;
  gap:6px;
}
.cart-count{
  font-weight:900;
  font-size:14px;
  padding:2px 8px;
  border-radius:999px;
  background: rgba(34,197,94,.20);
  border: 1px solid rgba(34,197,94,.35);
}

/* Nav */
.nav{ border-top:1px solid var(--line); }
.nav-inner{ display:flex; gap:14px; padding:10px 0; overflow:auto; }
.nav-link{
  padding:8px 12px; border-radius:999px;
  border:1px solid transparent;
  color: var(--muted);
  white-space:nowrap;
}
.nav-link:hover{ border-color: var(--line); color: var(--text); }
.nav-link.active{
  color: var(--text);
  background: rgba(255,255,255,.06);
  border-color: var(--line);
}

/* Hero */
.hero{ padding: 26px 0 10px; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.3fr .9fr;
  gap:16px;
  align-items:start;
}
.hero-left{
  padding:22px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.badge{
  display:inline-flex;
  padding:8px 12px;
  border-radius: 999px;
  background: rgba(124,58,237,.18);
  border:1px solid rgba(124,58,237,.35);
  color: #e9ddff;
  font-weight:700;
  font-size:14px;
}
.hero h1{
  margin:14px 0 10px;
  font-size: 42px;
  line-height: 1.08;
}
.hero p{
  margin:0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
  max-width: 62ch;
}
.hero-cta{ margin-top:18px; display:flex; gap:12px; flex-wrap:wrap; }

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius: 14px;
  border:1px solid var(--line);
  font-weight:800;
  cursor:pointer;
  transition: transform .12s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn.primary{ background: rgba(124,58,237,.95); color:white; border-color: rgba(124,58,237,.5); }
.btn.ghost{ background: rgba(255,255,255,.06); color: var(--text); }

.stats{
  margin-top:18px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap:12px;
}
.stat{
  padding:14px;
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.12);
}
.stat-num{ font-size: 22px; font-weight: 900; }
.stat-label{ color: var(--muted); font-size: 13px; margin-top:4px; }

.hero-right{ display:flex; flex-direction:column; gap:12px; }
.hero-card{
  padding:16px;
  border-radius: 22px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  box-shadow: var(--shadow);
}
.hero-card-title{ font-weight:900; margin-bottom:10px; }
.chips{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{
  padding:8px 10px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-size: 13px;
  font-weight:700;
}
.hero-card-note{ margin-top:12px; color: var(--muted); font-size: 14px; }

.promo{
  padding:14px;
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  display:flex; align-items:center; justify-content:space-between;
}
.promo-title{ font-weight:900; }
.promo-text{ color: var(--muted); font-size: 14px; margin-top:4px; }
.promo-link{ color:#e9ddff; font-weight:900; }

/* Sections */
.section{ padding: 22px 0; }
.section-head{
  display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
  margin-bottom: 12px;
}
.section-head h2{
  margin:0;
  font-size: 24px;
}
.link{ color:#e9ddff; font-weight:800; opacity:.95; }

/* Categories */
.cat-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap:12px;
}
.cat-card{
  padding:16px;
  border-radius: 18px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  display:grid;
  gap:6px;
}
.cat-card span{ font-size: 22px; }
.cat-card b{ font-size: 16px; }
.cat-card small{ color: var(--muted); font-size: 13px; }

/* Filters */
.filters{ display:flex; gap:8px; flex-wrap:wrap; }
.filter{
  padding:10px 12px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-weight:800;
  cursor:pointer;
}
.filter.active{ background: rgba(34,197,94,.16); border-color: rgba(34,197,94,.35); }

.empty{
  color: var(--muted);
  margin: 12px 0 0;
}

/* Products */
.product-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap:12px;
}
.product-card{
  border-radius: 22px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  overflow:hidden;
  box-shadow: var(--shadow);
}
.product-media{
  position:relative;
  padding:14px;
  background: rgba(0,0,0,.14);
}
.tag{
  position:absolute;
  top:12px; left:12px;
  padding:8px 10px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(124,58,237,.22);
  font-weight:900;
  font-size: 12px;
}
.tag.green{ background: rgba(34,197,94,.18); }
.img-placeholder{
  height: 150px;
  border-radius: 18px;
  border:1px dashed rgba(255,255,255,.22);
  display:grid;
  place-items:center;
  color: var(--muted);
  font-weight:800;
}
.product-body{ padding: 14px; display:grid; gap:8px; }
.product-title{ font-size: 18px; font-weight:900; }
.product-meta{ color: var(--muted); font-size: 13px; }
.product-price{ display:flex; gap:10px; align-items:baseline; }
.price{ font-size: 18px; font-weight: 900; }

/* Footer */
.footer{
  margin-top: 10px;
  border-top:1px solid var(--line);
  background: rgba(255,255,255,.04);
}
.footer-grid{
  padding: 22px 0;
  display:grid;
  grid-template-columns: 1.2fr .8fr .8fr;
  gap:16px;
}
.footer-title{ font-weight: 900; margin-bottom: 8px; }
.footer-text{ color: var(--muted); margin:0; line-height:1.6; }
.footer-link{ display:block; color: var(--muted); padding:6px 0; }
.footer-link:hover{ color: var(--text); }
.footer-bottom{
  padding: 14px 0 18px;
  display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
  color: var(--muted);
}
.muted{ opacity:.9; }

/* Cart Drawer */
.overlay{
  position:fixed; inset:0;
  background: rgba(0,0,0,.55);
  opacity:0; pointer-events:none;
  transition: opacity .15s ease;
  z-index:80;
}
.overlay.show{ opacity:1; pointer-events:auto; }

.cart-drawer{
  position:fixed; top:0; right:0; height:100%;
  width:min(420px, 92vw);
  background: rgba(15,26,46,.98);
  border-left:1px solid var(--line);
  box-shadow: var(--shadow);
  transform: translateX(110%);
  transition: transform .18s ease;
  z-index:90;
  display:flex; flex-direction:column;
}
.cart-drawer.open{ transform: translateX(0); }

.cart-head{
  padding:16px;
  display:flex; align-items:center; justify-content:space-between;
  border-bottom:1px solid var(--line);
}
.close-btn{
  width:40px; height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor:pointer;
  font-size:16px;
}
.cart-list{
  padding:16px;
  display:grid;
  gap:10px;
  overflow:auto;
}
.cart-item{
  padding:12px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  display:flex; align-items:center; justify-content:space-between; gap:10px;
}
.cart-item-left small{
  display:block;
  color:var(--muted);
  margin-top:3px;
}
.cart-item-right{
  display:flex; align-items:center; gap:8px;
}
.qty{
  min-width:18px;
  text-align:center;
  font-weight:900;
}
.qty-btn, .remove-btn{
  width:34px; height:34px;
  border-radius:12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  cursor:pointer;
  font-weight:900;
}
.remove-btn{ width:36px; }

.cart-footer{
  margin-top:auto;
  padding:16px;
  border-top:1px solid var(--line);
  display:grid; gap:12px;
}
.cart-total{
  display:flex; align-items:center; justify-content:space-between;
  color: var(--muted);
}
.cart-total b{
  color: var(--text);
  font-size:18px;
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .search{ max-width: none; }
  .hero h1{ font-size: 34px; }
}
@media (max-width: 560px){
  .header-inner{ flex-wrap:wrap; }
  .actions{ margin-left:auto; }
  .hero h1{ font-size: 30px; }
  .hero p{ font-size: 16px; }
  .footer-grid{ grid-template-columns: 1fr; }
}
.detail-card{
  border-radius: 22px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  box-shadow: var(--shadow);
  overflow:hidden;
  display:grid;
  grid-template-columns: 1fr 1.2fr;
}
.detail-media{
  padding:16px;
  background: rgba(0,0,0,.14);
}
.detail-media .img-placeholder{ height:260px; }
.detail-body{
  padding:16px;
  display:grid;
  gap:10px;
}
.detail-title{ font-size: 26px; font-weight: 900; }
.detail-meta{ color: var(--muted); }
.detail-price{ font-size: 22px; font-weight: 900; }
.detail-actions{ display:flex; gap:10px; flex-wrap:wrap; }

.checkout-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:12px;
}
.checkout-card{
  border-radius: 22px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  box-shadow: var(--shadow);
  padding:16px;
}
.form{ display:grid; gap:10px; }
.form label{ display:grid; gap:6px; color: var(--muted); font-weight:700; }
.form input, .form select{
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.06);
  color: var(--text);
  outline:none;
  font-size:16px;
}
.summary-item{
  display:flex; justify-content:space-between; gap:10px;
  padding:12px;
  border-radius:16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
}
@media (max-width: 980px){
  .detail-card{ grid-template-columns: 1fr; }
  .checkout-grid{ grid-template-columns: 1fr; }
}