Update src/streamlit_app.py

src/streamlit_app.py

@@ -628,7 +628,7 @@ def display_all_papers(search_term=""):
             continue
             
         with st.expander(f"📄 {paper_name}", expanded=False):
-            display_paper_content(paper_data, search_term)
+            display_paper_content_no_expander(paper_data, search_term)
 
 def display_single_paper(paper_name, selected_unit="All Units", search_term=""):
     """Display a single paper with optional unit filtering"""
@@ -643,6 +643,43 @@ def display_single_paper(paper_name, selected_unit="All Units", search_term=""):
             unit_data = {selected_unit: paper_data[selected_unit]}
             display_paper_content(unit_data, search_term)
 
+def display_paper_content_no_expander(paper_data, search_term=""):
+    """Display content of a paper without nested expanders"""
+    for unit_name, unit_data in paper_data.items():
+        # Check if unit matches search
+        if search_term and not matches_search_unit(unit_name, unit_data, search_term):
+            continue
+            
+        st.markdown(f"""
+        <div class="unit-card">
+            <h3>📚 {unit_name}</h3>
+        </div>
+        """, unsafe_allow_html=True)
+        
+        for topic_name, topic_items in unit_data.items():
+            # Check if topic matches search
+            if search_term and not matches_search_topic(topic_name, topic_items, search_term):
+                continue
+                
+            st.markdown(f"**📖 {topic_name}**")
+            for item in topic_items:
+                # Highlight search terms
+                if search_term and search_term.lower() in item.lower():
+                    highlighted_item = item.replace(
+                        search_term, 
+                        f"**{search_term}**"
+                    )
+                    st.markdown(f"""
+                    <div class="topic-item">
+                        • {highlighted_item}
+                    </div>
+                    """, unsafe_allow_html=True)
+                else:
+                    st.markdown(f"""
+                    <div class="topic-item">
+                        • {item}
+                    </div>
+                    """, unsafe_allow_html=True)
 def display_paper_content(paper_data, search_term=""):
     """Display content of a paper"""
     for unit_name, unit_data in paper_data.items():