diff --git a/src/components/EditPanel.tsx b/src/components/EditPanel.tsx
index 6dd5059..8db0dfc 100644
--- a/src/components/EditPanel.tsx
+++ b/src/components/EditPanel.tsx
@@ -240,14 +240,15 @@ export function EditPanel({ row, rowIndex, onSave, onClose, onCaptureState }: Ed
           1. Translate everything, including any ALL CAPS phrases, maintaining the all-caps formatting.
           2. ENSURE the translation is complete and does not cut off mid-sentence.\n\n${formData.shortEn}`;
         } else if (formData.longDe) {
-          const targetChars = Math.round(formData.longDe.length * 0.3);
           prompt = `Create a concise summary of the following German product description. 
-          The summary must be approximately ${targetChars} characters long (about 30% of the original). 
+          CRITICAL: The summary MUST be between 250 and 450 characters long.
           Preserve the most important commercial highlights and features in natural, professional German for B2B toy buyers. 
           Do not use bullet points — write flowing prose.
           IMPORTANT: Ensure the summary is a complete thought and ends with a finished sentence.\n\nOriginal description:\n${formData.longDe}`;
         } else {
-          prompt = `Based on the following product details, generate a short commercial description in German (2-4 sentences max). Ensure the text is complete and ends with a finished sentence.\n\n${baseContext}`;
+          prompt = `Based on the following product details, generate a short commercial description in German. 
+          CRITICAL: Length MUST be between 250 and 450 characters. 
+          Ensure the text is complete and ends with a finished sentence.\n\n${baseContext}`;
         }
       } else if (field === 'shortEn') {
         if (formData.shortDe) {
@@ -256,14 +257,15 @@ export function EditPanel({ row, rowIndex, onSave, onClose, onCaptureState }: Ed
           1. Translate everything, including any ALL CAPS phrases, maintaining the all-caps formatting.
           2. ENSURE the translation is complete and does not cut off mid-sentence.\n\n${formData.shortDe}`;
         } else if (formData.longEn) {
-          const targetChars = Math.round(formData.longEn.length * 0.3);
           prompt = `Create a concise summary of the following English product description. 
-          The summary must be approximately ${targetChars} characters long (about 30% of the original). 
+          CRITICAL: The summary MUST be between 250 and 450 characters long.
           Preserve the most important commercial highlights and features in natural, professional English for B2B toy buyers. 
           Do not use bullet points — write flowing prose.
           IMPORTANT: Ensure the summary is a complete thought and ends with a finished sentence.\n\nOriginal description:\n${formData.longEn}`;
         } else {
-          prompt = `Based on the following product details, generate a short commercial description in English (2-4 sentences max). Ensure the text is complete and ends with a finished sentence.\n\n${baseContext}`;
+          prompt = `Based on the following product details, generate a short commercial description in English. 
+          CRITICAL: Length MUST be between 250 and 450 characters. 
+          Ensure the text is complete and ends with a finished sentence.\n\n${baseContext}`;
         }
       }