Update app.py

app.py

@@ -78,6 +78,29 @@ st.markdown("""
         padding-top: 0;
     }
     
+    /* Reduce spacing between sidebar elements */
+    section[data-testid="stSidebar"] .block-container {
+        padding-top: 1rem;
+        padding-bottom: 0;
+    }
+    
+    /* Make sidebar expanders more compact */
+    section[data-testid="stSidebar"] .stExpander {
+        margin-bottom: 0.5rem;
+    }
+    
+    /* Reduce vertical margins in sidebar */
+    section[data-testid="stSidebar"] h2,
+    section[data-testid="stSidebar"] h3 {
+        margin-top: 0.5rem;
+        margin-bottom: 0.5rem;
+    }
+    
+    /* Compact spacing for markdown elements in sidebar */
+    section[data-testid="stSidebar"] [data-testid="stMarkdown"] {
+        margin-bottom: 0.5rem;
+    }
+    
     /* Give space for chat input at bottom */
     .main .block-container {
         padding-bottom: 80px;
@@ -302,8 +325,6 @@ Temperature: {"0.7" if model_info["supports_temperature"] else "Not supported fo
             disabled=True
         )
     
-    st.markdown("---")
-    
     # Collapsible System Prompt Box with Edit/Save/Cancel buttons
     with st.expander("System Prompt", expanded=False):
         if st.session_state.is_editing_system_prompt: