fix: bundle UI improvements - remove QTY selector, filter bundles from similar products

src/components/product/ProductDetail.tsx

@@ -354,28 +354,6 @@ export default function ProductDetail({ product, relatedProducts, bundleProducts
                 )
               )}
 
-              <div className="flex items-center gap-4 mb-8">
-                <span className="text-sm uppercase tracking-[0.1em] font-medium w-16">
-                  {t("qty")}
-                </span>
-                <div className="flex items-center border-2 border-[#1a1a1a]">
-                  <button
-                    onClick={() => setQuantity(Math.max(1, quantity - 1))}
-                    className="w-12 h-12 flex items-center justify-center hover:bg-[#f8f9fa] transition-colors"
-                    disabled={quantity <= 1}
-                  >
-                    <Minus className="w-4 h-4" />
-                  </button>
-                  <span className="w-14 text-center text-base font-medium">{quantity}</span>
-                  <button
-                    onClick={() => setQuantity(quantity + 1)}
-                    className="w-12 h-12 flex items-center justify-center hover:bg-[#f8f9fa] transition-colors"
-                  >
-                    <Plus className="w-4 h-4" />
-                  </button>
-                </div>
-              </div>
-
               {isAvailable ? (
                 <button
                   onClick={handleAddToCart}