:root{
  --background:#fbfbfc; --foreground:#1b1f2a;
  --surface:#fff; --surface-muted:#f5f6f8;
  --primary:#2f52d9; --primary-fg:#fff;
  --muted:#6b7280; --border:#e3e5ea;
  --success:#11875a; --radius:10px;
  --shadow-card:0 1px 2px rgba(20,25,40,.06);
  --shadow-elevated:0 10px 30px -12px rgba(20,25,40,.18);
}
*{box-sizing:border-box}
body{margin:0;background:var(--background);color:var(--foreground);font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{letter-spacing:-.02em;margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.xs{font-size:12px}
.strike{text-decoration:line-through}
.text-success{color:var(--success)}
.hide-sm{display:none}
@media(min-width:768px){.hide-sm{display:block}}

/* Header */
.demo-banner{background:#f59e0b;color:#422006;font-size:12px;font-weight:700;text-align:center;padding:10px 0}
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.topbar{background:var(--surface-muted);border-bottom:1px solid var(--border);font-size:12px;color:var(--muted)}

.topbar-inner{display:flex;justify-content:space-between;align-items:center;height:36px}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.logo{font-size:20px;font-weight:800}
.logo span{color:var(--primary)}
.header-search{flex:1;display:none}
@media(min-width:768px){.header-search{display:block}}
.header-search input{width:100%;height:40px;padding:0 14px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;font-size:14px;outline:none}
.header-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,82,217,.15)}
.header-nav{display:flex;align-items:center;gap:8px;margin-left:auto}
.btn-ghost{padding:8px 12px;border-radius:8px;font-size:14px;font-weight:500}
.btn-ghost:hover{background:var(--surface-muted)}
.btn-outline{position:relative;padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:500;background:#fff}
.cart-badge{position:absolute;top:-7px;right:-7px;min-width:20px;height:20px;border-radius:999px;background:var(--primary);color:#fff;font-size:10px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;padding:0 5px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-family:inherit;border-radius:var(--radius);font-weight:700;padding:12px 20px;font-size:14px}
.btn-primary{background:var(--primary);color:var(--primary-fg)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-block{width:100%}
.btn-secondary{background:var(--surface-muted);border:1px solid var(--border);color:var(--foreground)}

/* Hero */
.hero{background:var(--surface-muted);border-bottom:1px solid var(--border);padding:56px 0}
.hero h1{font-size:clamp(28px,4vw,46px);text-align:center;line-height:1.1}
.hero h1 span{color:var(--primary)}
.hero p.sub{max-width:640px;margin:16px auto 0;text-align:center;color:var(--muted)}
.search-box{max-width:820px;margin:40px auto 0;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-elevated);padding:8px}
.search-tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);padding:0 8px;overflow:auto}
.search-tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:12px 14px;font:inherit;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);cursor:pointer;white-space:nowrap}
.search-tabs button.active{color:var(--foreground);border-color:var(--primary)}
.search-form{display:grid;grid-template-columns:1fr;gap:12px;padding:12px}
@media(min-width:768px){.search-form{grid-template-columns:1fr auto}}
.search-form input{height:56px;border:1px solid var(--border);background:var(--surface-muted);border-radius:var(--radius);padding:0 16px;font-size:18px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;outline:none}
.search-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,82,217,.15)}
.suggestions{display:flex;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted);border-top:1px solid var(--border);padding:12px}
.trust{max-width:820px;margin:28px auto 0;display:grid;grid-template-columns:repeat(2,1fr);gap:18px;font-size:12px;font-weight:500}
@media(min-width:768px){.trust{grid-template-columns:repeat(4,1fr)}}

/* Sections */
.section{padding:56px 0}
.section-muted{background:var(--surface-muted);border-top:1px solid var(--border)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:28px}
.eyebrow{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--primary)}
.section-head h2{font-size:22px;margin-top:4px}
.grid{display:grid;gap:20px}
.grid-cats{grid-template-columns:repeat(2,1fr)}
@media(min-width:640px){.grid-cats{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.grid-cats{grid-template-columns:repeat(6,1fr)}}
.grid-products{grid-template-columns:1fr}
@media(min-width:640px){.grid-products{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.grid-products{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1280px){.grid-products{grid-template-columns:repeat(4,1fr)}}
.card{background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-card)}
.cat-card{display:flex;flex-direction:column;align-items:center;gap:12px;padding:24px;text-align:center;transition:.15s}
.cat-card:hover{border-color:rgba(47,82,217,.4);box-shadow:var(--shadow-elevated)}
.cat-icon{width:48px;height:48px;border-radius:999px;background:var(--surface-muted);color:var(--primary);font-weight:700;display:flex;align-items:center;justify-content:center}
.brands{display:flex;flex-wrap:wrap;gap:16px 40px;justify-content:center;font-size:18px;font-weight:700;color:#a3a8b4}

/* Product card */
.product-card{display:flex;flex-direction:column;overflow:hidden;transition:.15s}
.product-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-elevated)}
.product-thumb{aspect-ratio:4/3;background:var(--surface-muted);overflow:hidden}
.product-thumb img{width:100%;height:100%;object-fit:cover;transition:.3s}
.product-card:hover .product-thumb img{transform:scale(1.03)}
.product-body{display:flex;flex-direction:column;gap:8px;padding:16px;flex:1}
.product-body h3{font-size:14px;font-weight:500;line-height:1.35}
.product-tags{display:flex;align-items:center;gap:8px}
.badge{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:2px 6px;border-radius:4px}
.badge-success{background:rgba(17,135,90,.1);color:var(--success)}
.product-foot{margin-top:auto;padding-top:12px;display:flex;flex-direction:column;gap:4px}
.price-row{display:flex;align-items:baseline;gap:8px}
.price{font-size:18px;font-weight:600}

/* Search page */
.layout{display:flex;flex-direction:column;gap:32px;padding:32px 0}
@media(min-width:1024px){.layout{flex-direction:row}}
.sidebar{width:100%;flex-shrink:0}
@media(min-width:1024px){.sidebar{width:256px}}
.filter-group{margin-bottom:24px}
.filter-group h3{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:12px}
.filter-group label{display:flex;align-items:center;gap:8px;font-size:14px;padding:3px 0}
.vehicle-box{display:flex;justify-content:space-between;align-items:center;border:1px solid rgba(47,82,217,.25);background:rgba(47,82,217,.05);border-radius:var(--radius);padding:12px}
.results-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;flex-wrap:wrap}
select{height:38px;border:1px solid var(--border);border-radius:8px;background:#fff;padding:0 10px;font:inherit;font-size:13px}
.breadcrumb{display:flex;gap:8px;font-size:12px;color:var(--muted);padding-top:24px}

/* Product page */
.pdp{display:grid;gap:32px;padding:32px 0;grid-template-columns:1fr}
@media(min-width:1024px){.pdp{grid-template-columns:1.1fr .9fr}}
.pdp-gallery img{width:100%;border:1px solid var(--border);border-radius:12px;background:#fff}
.pdp h1{font-size:24px;margin-bottom:8px}
.pdp .price{font-size:30px}
.pix{color:var(--success);font-weight:600}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin-top:12px}
.spec-table th,.spec-table td{border:1px solid var(--border);padding:10px;text-align:left}
.spec-table th{background:var(--surface-muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.box{border:1px solid var(--border);background:#fff;border-radius:12px;padding:20px;box-shadow:var(--shadow-card)}
.stack{display:flex;flex-direction:column;gap:12px}

/* Cart */
.cart-row{display:grid;grid-template-columns:80px 1fr auto;gap:16px;align-items:center;padding:16px;border-bottom:1px solid var(--border)}
.cart-row img{width:80px;height:64px;object-fit:cover;border-radius:8px}
.qty{display:inline-flex;align-items:center;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.qty button{width:32px;height:32px;background:#fff;border:0;cursor:pointer;font-size:16px}
.qty span{width:36px;text-align:center;font-size:14px}
.cart-grid{display:grid;gap:24px;grid-template-columns:1fr;padding:32px 0}
@media(min-width:1024px){.cart-grid{grid-template-columns:1fr 340px}}
.summary-line{display:flex;justify-content:space-between;font-size:14px;padding:6px 0}
.summary-total{display:flex;justify-content:space-between;font-size:18px;font-weight:700;border-top:1px solid var(--border);margin-top:8px;padding-top:12px}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}

/* Footer */
.site-footer{margin-top:64px;background:#1b1f2a;color:rgba(255,255,255,.7)}
.footer-grid{display:grid;gap:32px;padding:48px 20px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(4,1fr)}}
.footer-logo{color:#fff;font-size:18px}
.site-footer p,.site-footer li{font-size:14px}
.site-footer h4{color:#fff;font-size:11px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.site-footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);font-size:12px;padding:16px 0}