Close product filters with escape

src/pages/Products.tsx

@@ -198,14 +198,24 @@ const Products = () => {
   useEffect(() => {
     if (!isFilterMenuOpen) return;
 
-    const handleClickOutside = (event: MouseEvent) => {
+    const handlePointerDown = (event: PointerEvent) => {
       if (!filterMenuRef.current?.contains(event.target as Node)) {
         setIsFilterMenuOpen(false);
       }
     };
+    const handleKeyDown = (event: KeyboardEvent) => {
+      if (event.key === 'Escape') {
+        setIsFilterMenuOpen(false);
+      }
+    };
 
-    document.addEventListener('mousedown', handleClickOutside);
-    return () => document.removeEventListener('mousedown', handleClickOutside);
+    document.addEventListener('pointerdown', handlePointerDown);
+    document.addEventListener('keydown', handleKeyDown);
+
+    return () => {
+      document.removeEventListener('pointerdown', handlePointerDown);
+      document.removeEventListener('keydown', handleKeyDown);
+    };
   }, [isFilterMenuOpen]);
 
   const productsData = useMemo<ProductRow[]>(() => {