:root{
  --bg:#0c111b;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.04);
  --text:#e9eefc;
  --muted:#9fb0d2;
  --border:rgba(255,255,255,.12);
  --accent:#7dd3fc;
  --accent2:#c4b5fd;
  --shadow:0 16px 42px rgba(0,0,0,.35);
  --radius:18px;
  color-scheme:dark;
}
:root.light{
  --bg:#f7f8ff;
  --card:rgba(15,23,42,.05);
  --card2:rgba(15,23,42,.035);
  --text:#0c111b;
  --muted:#43506b;
  --border:rgba(15,23,42,.14);
  --accent:#0891b2;
  --accent2:#6d28d9;
  --shadow:0 14px 30px rgba(2,6,23,.12);
  color-scheme:light;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1100px 520px at 14% 0%, rgba(125,211,252,.22), transparent 55%),
    radial-gradient(900px 520px at 86% 0%, rgba(196,181,253,.18), transparent 52%),
    var(--bg);
  color:var(--text);
}

.skip-link{
  position:absolute;left:-999px;top:8px;
  padding:8px 10px;border-radius:12px;
  background:var(--card);border:1px solid var(--border);
  color:var(--text);text-decoration:none;
}
.skip-link:focus{left:10px;z-index:1000}

.site-header{
  position:sticky;top:0;z-index:50;
  padding:14px 16px 10px;
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(10px);
  background:rgba(0,0,0,.12);
}

.topbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.brand{display:flex;gap:12px;align-items:center}
.brand-mark{
  width:44px;height:44px;display:grid;place-items:center;
  border:1px solid var(--border);border-radius:14px;background:var(--card2);
}
.brand-text h1{margin:0;font-size:18px}
.tagline{margin:2px 0 0;color:var(--muted);font-size:13px}

.top-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.nav-link{
  color:var(--text);text-decoration:none;font-weight:750;
  padding:8px 12px;border-radius:999px;
  border:1px solid var(--border);background:var(--card2);
}
.nav-link.active{outline:2px solid rgba(125,211,252,.35)}

.container{max-width:1020px;margin:18px auto;padding:0 16px 60px}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:var(--shadow);
  margin:14px 0;
}

.hero{display:grid;grid-template-columns:1.3fr .9fr;gap:14px}
@media (max-width:900px){.hero{grid-template-columns:1fr}}

.hero-art{display:grid;gap:12px}
.art-card{
  border:1px solid var(--border);border-radius:16px;
  padding:12px;background:var(--card2);
}
.art-title{color:var(--muted);font-weight:850;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.art-name{font-weight:950;font-size:16px;margin-top:6px}
.art-sub{color:var(--muted);margin-top:2px}
.art-price{margin-top:10px;font-weight:950;color:var(--accent)}

.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media (max-width:900px){.grid-3{grid-template-columns:1fr}}

.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (max-width:900px){.grid-2{grid-template-columns:1fr}}

.panel{
  border:1px solid var(--border);
  border-radius:16px;
  padding:12px;
  background:var(--card2);
}

.muted{color:var(--muted)}
.status{color:var(--muted);margin-top:10px}

.row{display:flex;gap:10px;align-items:center}
.row.wrap{flex-wrap:wrap}
.row.space{justify-content:space-between}

.btn{
  border:1px solid var(--border);
  background:var(--card2);
  color:var(--text);
  padding:10px 12px;
  border-radius:14px;
  cursor:pointer;
  font-weight:850;
  text-decoration:none;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.btn:hover{filter:brightness(1.06)}
.btn.primary{border-color:rgba(125,211,252,.55)}
.btn.ghost{background:transparent}

.badge{
  display:inline-grid;place-items:center;
  min-width:24px;height:24px;padding:0 6px;
  border-radius:999px;border:1px solid var(--border);
  background:rgba(255,255,255,.06);
  font-weight:950;
}

.filters{
  display:grid;
  grid-template-columns:1.2fr .8fr .8fr .6fr;
  gap:12px;
  align-items:end;
}
@media (max-width:900px){.filters{grid-template-columns:1fr}}

.form{display:grid;gap:12px;margin-top:12px}
.field{display:grid;gap:6px}
.field span{font-weight:900;font-size:13px;color:var(--muted)}

input,select,textarea{
  width:100%;
  border:1px solid var(--border);
  border-radius:14px;
  padding:10px 12px;
  background:rgba(255,255,255,.02);
  color:var(--text);
  outline:none;
}
input:focus,select:focus,textarea:focus{border-color:rgba(125,211,252,.65)}

.check{display:flex;gap:10px;align-items:center;color:var(--muted);margin-top:6px}

.scrollbox{
  height:240px;overflow:auto;
  border-radius:16px;
  border:1px solid var(--border);
  padding:10px 12px;
  background:rgba(255,255,255,.02);
}
.scrollbox ul{margin:0;padding-left:18px}

.card.product{
  display:flex;flex-direction:column;gap:10px
}

.card.product h3{margin:6px 0 0}
.price{color:var(--accent);font-weight:950}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid var(--border);
  border-radius:999px;
  padding:6px 10px;
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-weight:850;
  font-size:12px;
}

.product-layout{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:10px}
@media (max-width:900px){.product-layout{grid-template-columns:1fr}}
.product-media .media-box{
  height:220px;border-radius:16px;border:1px dashed var(--border);
  background:rgba(255,255,255,.02);
  display:grid;place-items:center;
}
.media-label{font-weight:950;color:var(--muted)}
.product-buy .details{margin-top:12px}
.price-big{font-size:22px;font-weight:1000;color:var(--accent)}

.modal{
  border:1px solid var(--border);
  border-radius:16px;
  padding:14px;
  background:var(--bg);
  color:var(--text);
  max-width:620px;
  width:calc(100% - 32px);
}
.modal::backdrop{background:rgba(0,0,0,.45)}

.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.icon-btn{
  border:1px solid var(--border);
  background:transparent;
  color:var(--text);
  border-radius:12px;
  padding:8px 10px;
  cursor:pointer;
  font-weight:950;
}
.icon-btn:hover{filter:brightness(1.06)}

.cart{display:grid;gap:10px;margin-top:10px}
.cart-row{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  border:1px solid var(--border);border-radius:14px;padding:10px 12px;background:var(--card2);
}
.cart-row small{color:var(--muted)}
.cart-footer{margin-top:12px;border-top:1px solid var(--border);padding-top:12px}

.site-footer{
  border-top:1px solid var(--border);
  padding:18px 16px;
  color:var(--muted);
}
.site-footer a{color:var(--accent)}