diff --git a/frontend-prep/src/components/ProductCard.tsx b/frontend-prep/src/components/ProductCard.tsx
index 707c5efc..12fdbdd8 100644
--- a/frontend-prep/src/components/ProductCard.tsx
+++ b/frontend-prep/src/components/ProductCard.tsx
@@ -57,7 +57,8 @@ function ProductCard({
         null,
     );
     const [showSuccess, setShowSuccess] = useState(false);
-    const [showVideo, setShowVideo] = useState(false); // ✨ État pour afficher/masquer la vidéo
+    const [showVideo, setShowVideo] = useState(false);
+    const [stockWarning, setStockWarning] = useState<{ wanted: number; available: number } | null>(null);
 
     const isOutOfStock = stock === 0;
     const isComingSoon = coming_soon === true;
@@ -100,16 +101,13 @@ function ProductCard({
         const selectedGrams = Number(e.target.value);
         setSelectedQuantity(selectedGrams);
 
+        if (stock > 0 && selectedGrams > stock) {
+            setStockWarning({ wanted: selectedGrams, available: stock });
+            return;
+        }
+
         const priceOption = prices?.find((p) => p.quantity === selectedGrams);
         if (priceOption) {
-            console.log("💾 [ProductCard] Ajout au panier:", {
-                id,
-                name,
-                category: normalizedCategory,
-                quantity: selectedGrams,
-                price: priceOption.price,
-            });
-
             addToCart({
                 product_id: id,
                 name_product: name,
@@ -237,6 +235,49 @@ function ProductCard({
                 )}
             </div>
 
+            {/* Modal stock insuffisant */}
+            {stockWarning &&
+                createPortal(
+                    <div className="video-modal" onClick={() => setStockWarning(null)}>
+                        <div
+                            className="video-modal-content"
+                            style={{ maxWidth: 340, padding: "2rem", textAlign: "center" }}
+                            onClick={(e) => e.stopPropagation()}
+                        >
+                            <button
+                                className="video-close-btn"
+                                onClick={() => setStockWarning(null)}
+                                aria-label="Fermer"
+                            >
+                                <X size={18} />
+                            </button>
+                            <div style={{ fontSize: "2.5rem", marginBottom: "0.75rem" }}>⚠️</div>
+                            <p style={{ fontWeight: 700, fontSize: "1.1rem", marginBottom: "0.5rem" }}>
+                                Stock insuffisant
+                            </p>
+                            <p style={{ color: "#aaa", fontSize: "0.95rem", marginBottom: "1.25rem" }}>
+                                Vous avez sélectionné <strong>{stockWarning.wanted}g</strong> mais il ne reste que{" "}
+                                <strong style={{ color: "#ef4444" }}>{stockWarning.available}g</strong> disponible pour <em>{name}</em>.
+                            </p>
+                            <button
+                                style={{
+                                    background: "#ef4444",
+                                    color: "#fff",
+                                    border: "none",
+                                    borderRadius: 8,
+                                    padding: "0.6rem 1.5rem",
+                                    fontWeight: 700,
+                                    cursor: "pointer",
+                                }}
+                                onClick={() => setStockWarning(null)}
+                            >
+                                OK
+                            </button>
+                        </div>
+                    </div>,
+                    document.body,
+                )}
+
             {/* ✨ Modal vidéo — rendu via Portal pour éviter le clipping du transform:scale sur .product-card */}
             {showVideo &&
                 videoUrl &&
diff --git a/frontend-prep/src/pages/User/Accueil.tsx b/frontend-prep/src/pages/User/Accueil.tsx
index d3ac7734..bfba9179 100644
--- a/frontend-prep/src/pages/User/Accueil.tsx
+++ b/frontend-prep/src/pages/User/Accueil.tsx
@@ -27,7 +27,13 @@ function UserAccueil() {
     const [error, setError] = useState<string | null>(null);
 
     useEffect(() => {
-        getCategories().then(setCategories);
+        getCategories().then((cats) => {
+            const sorted = [...cats].sort((a, b) => {
+                if (a.is_coming_soon === b.is_coming_soon) return 0;
+                return a.is_coming_soon ? 1 : -1;
+            });
+            setCategories(sorted);
+        });
     }, []);
 
     useEffect(() => {