diff --git a/frontend/src/pages/ShoppingPage.tsx b/frontend/src/pages/ShoppingPage.tsx
index 6e09ca0..b2c8d46 100644
--- a/frontend/src/pages/ShoppingPage.tsx
+++ b/frontend/src/pages/ShoppingPage.tsx
@@ -488,12 +488,16 @@ export default function ShoppingPage() {
             value={itemSearch}
             onChange={e => { setItemSearch(e.target.value); setSelectedProduct(null) }}
             autoFocus
+            autoComplete="off"
+            autoCorrect="off"
+            autoCapitalize="off"
+            spellCheck={false}
             onKeyDown={e => e.key === 'Enter' && void handleAddItem()}
           />
 
           {/* Liste scrollable alphabétique du catalogue */}
           <div style={{
-            maxHeight: 240, overflowY: 'auto',
+            maxHeight: 'min(240px, 35dvh)', overflowY: 'auto',
             border: '1px solid var(--bg-5)', borderRadius: 8,
             background: 'var(--bg-3)',
           }}>