Update src/streamlit_app.py

src/streamlit_app.py

@@ -23,7 +23,6 @@ st.set_page_config(
 def load_custom_css():
     st.markdown("""
     <style>
-   
     /* Import Google Fonts */
     @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Nunito:wght@300;400;500;600;700&display=swap');
     
@@ -362,10 +361,9 @@ class MathOlympiadExam:
     def _initialize_groq_client(self) -> Optional[Groq]:
         """Initialize Groq client with API key"""
         try:
-            # Use Streamlit secrets for secure API key management
-            api_key = "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"
+            api_key = os.getenv("GROQ_API_KEY")
             if not api_key:
-                st.error("⚠️ GROQ_API_KEY not found in secrets!")
+                st.error("⚠️ GROQ_API_KEY not found!")
                 return None
             return Groq(api_key=api_key)
         except Exception as e: