Move privacy notice into About This App dropdown

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

app.py

@@ -784,10 +784,13 @@ with gr.Blocks(title="CatLLM - Survey Response Classifier", theme=gr.themes.Soft
     gr.Image("logo.png", show_label=False, show_download_button=False, height=115, container=False)
     gr.Markdown("# CatLLM - Survey Response Classifier")
     gr.Markdown("Classify survey responses into custom categories using LLMs.")
-    gr.Markdown("⚠️ **Privacy Notice:** Your data is sent to third-party LLM APIs for classification. Do not upload sensitive, confidential, or personally identifiable information (PII).", elem_classes=["privacy-notice"])
 
     with gr.Accordion("About This App", open=False):
         gr.Markdown("""
+⚠️ **Privacy Notice:** Your data is sent to third-party LLM APIs for classification. Do not upload sensitive, confidential, or personally identifiable information (PII).
+
+---
+
 **CatLLM** is an open-source Python package for classifying text data using Large Language Models.
 
 ### What It Does