Updating theme icon

app.py

@@ -26,8 +26,11 @@ with lang_col:
     )
 
 with theme_col:
-    theme_choice = st.radio("Theme", options=["☀️", "🌙"], horizontal=True, label_visibility="collapsed")
-    st.session_state.dark_mode = (theme_choice == "🌙")
+    is_dark = st.session_state.dark_mode
+    toggle = st.button("🌙 Dark Mode" if not is_dark else "☀️ Light Mode")
+    if toggle:
+        st.session_state.dark_mode = not st.session_state.dark_mode
+        st.rerun()
 
 # ── Theme Colors ─────────────────────────────
 colors, ace_theme = apply_theme()