Update src/qa.py

src/qa.py

@@ -192,12 +192,14 @@ STRICT_PROMPT = (
     "When the answer focuses on a single concept, definition, or explanation, write it as a clear and compact paragraph.\n"
     "Keep the tone professional and concise. Do not invent facts outside the provided content.\n"
     "Do not mention or refer to internal elements such as 'chunks', 'chunk numbers', 'passages', or 'sections of the document'.\n"
-    "If the answer cannot be found even after considering all chunks, say exactly:\n"
+    "If the answer cannot be found directly but there are partial clues, summarize those clues briefly starting with 'Based on the available information,'.\n"
+    "If nothing at all in the CONTEXT relates to the question, reply exactly:\n"
     "'I don't know based on the provided document.'\n\n"
     "Context:\n{context}\n\nQuestion: {query}\nAnswer:"
 )
 
 
+
 REASONING_PROMPT = (
     "You are an expert enterprise assistant capable of reasoning.\n"
     "Think step by step and synthesize information even if scattered across chunks.\n"