modified: config.py

modified:   services/llm_service.py
	modified:   services/rag_service.py

services/llm_service.py

@@ -55,13 +55,18 @@ def ask(
     model = _get_model()
 
     system_parts = [
-        "You are a helpful AI assistant. Answer questions accurately based on the provided context.",
-        "If the context does not contain enough information, say so clearly.",
+        "You are a helpful AI assistant. You will be given excerpts from one or more documents "
+        "as context. Synthesize the information from ALL relevant excerpts to give a complete answer. "
+        "The excerpts are ordered by their position in the document.",
+        "If specific information is not contained in the context, say so clearly.",
+        "When the answer spans multiple sections, summarize each relevant part.",
     ]
 
     if context_chunks:
-        context_text = "\n\n---\n\n".join(context_chunks)
-        system_parts.append(f"\n\n## Context\n\n{context_text}")
+        context_text = "\n\n---\n\n".join(
+            f"[Excerpt {i+1}]\n{chunk}" for i, chunk in enumerate(context_chunks)
+        )
+        system_parts.append(f"\n\n## Document excerpts\n\n{context_text}")
 
     if system_extra:
         system_parts.append(system_extra)