*{box-sizing:border-box}
:root{
  --bg:#f5f6f8;
  --text:#1f2937;
  --muted:#6b7280;
  --brand:#232f3e;
  --accent:#ff9900;
  --danger:#b12704;
  --card:#ffffff;
  --border:#e5e7eb;
}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:16px}
.hidden{display:none}

.site-header{position:sticky;top:0;z-index:10;display:flex;gap:16px;align-items:center;justify-content:space-between;background:var(--brand);padding:10px 16px;color:#fff}
.brand{font-weight:800;font-size:22px;letter-spacing:.5px}
.brand span{color:var(--accent)}
.brand a{color:#fff}
.search{flex:1;max-width:520px}
.search input{width:100%;padding:10px 12px;border-radius:6px;border:1px solid transparent;outline:none}
.top-nav{display:flex;gap:12px;align-items:center}
.top-nav a{padding:6px 10px;border-radius:6px;color:#fff}
.top-nav a:hover{background:rgba(255,255,255,.12)}
.cart-link{background:rgba(255,255,255,.1)}

.hero{background:linear-gradient(135deg,#232f3e 0%,#2f3f52 100%);color:#fff;padding:40px 16px;margin-bottom:8px}
.hero-inner{max-width:1100px;margin:0 auto}
.hero h1{margin:0 0 6px 0}
.hero p{margin:0;color:#d1d5db}

.section-title{margin:16px 0 12px 0}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px;box-shadow:0 2px 6px rgba(0,0,0,.04)}
.product{display:flex;flex-direction:column;gap:8px}
.product img{width:100%;height:150px;object-fit:contain;background:#fff;border-radius:8px;border:1px solid var(--border)}
.product .title{font-size:15px;min-height:38px}
.price{color:var(--danger);font-weight:700}
.btn{background:var(--accent);color:#111827;border:none;border-radius:8px;padding:10px 12px;cursor:pointer;font-weight:700}
.btn:hover{filter:brightness(.95)}
.btn:active{transform:translateY(1px)}
.btn-secondary{background:#e5e7eb;color:#111827}
.qty{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}
.qty button{background:#f3f4f6;border:none;padding:6px 10px;cursor:pointer}
.qty input{width:42px;text-align:center;border:none;outline:none}

.site-footer{margin-top:24px;background:#111827;color:#e5e7eb;padding:16px}
.site-footer .footer-links{display:flex;gap:12px;margin-top:6px}

.cart-table{width:100%;border-collapse:collapse}
.cart-table th,.cart-table td{padding:10px;border-bottom:1px solid var(--border);text-align:left}
.cart-actions{display:flex;align-items:center;gap:12px;justify-content:flex-end;margin-top:12px}
.cart-total{font-size:18px;font-weight:800}

.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:#111827;color:#fff;padding:10px 14px;border-radius:8px;opacity:0;pointer-events:none;transition:opacity .25s}
.toast.show{opacity:1}