Update prompts.py

prompts.py

@@ -180,6 +180,8 @@ def create_fb_ad_instruction(target_audience, product, selected_formula, selecte
     - Vary paragraph length to create rhythm and maintain interest
     - For emotional moments or key benefits, use single-sentence paragraphs
     - Ensure there's plenty of white space throughout the entire ad
+    - CRITICAL: Keep the total ad length between 150-200 words maximum
+    - Focus on the most impactful points rather than trying to cover everything
     
     Output format: 
     # [Your creative, compelling headline here]