Update app.py

app.py

@@ -38,29 +38,20 @@ if "active_project" not in st.session_state:
 
 
 # =======================
-# Sidebar Project Manager (Fixed + Independent Scroll)
+# Sidebar Project Manager
 # =======================
 st.sidebar.title("📂 Chats / Projects")
 
-# 🔥 CSS fix: sidebar fixed + main content shifted
+# Sidebar only scrolls when hovered
 st.markdown(
     """
     <style>
     [data-testid="stSidebar"] {
-        position: fixed !important;
-        top: 0;
-        left: 0;
-        bottom: 0;
+        overflow-y: hidden !important;   /* No scroll by default */
         height: 100vh !important;
-        overflow-y: auto !important;   /* scroll if too many chats */
-        padding-bottom: 2rem;
-        width: 300px !important;       /* fixed sidebar width */
     }
-    [data-testid="stSidebarNav"] {display: none;} /* remove extra nav space */
-
-    /* shift main content so it’s not hidden under sidebar */
-    .main {
-        margin-left: 300px !important;
+    [data-testid="stSidebar"]:hover {
+        overflow-y: auto !important;    /* Scroll only when hovered */
     }
     </style>
     """,
@@ -94,7 +85,6 @@ with st.sidebar:
         st.session_state.active_project = new_name
         st.rerun()
 
-
 # =======================
 # Sidebar API Settings
 # =======================