[FIX] app.py: initialize all methods as disabled, let tab2 sync re-activate them

app.py

@@ -110,18 +110,15 @@ if "auto_disabled_methods" not in st.session_state:
     st.session_state.auto_disabled_methods = set()
 for m in method_order:
     if m not in st.session_state.constraints:
-        primary = [
-            strip_unit_suffix(r) for r in cost_sliders.get(m, {})
-            if (m, strip_unit_suffix(r)) not in secondary_resources
-        ]
-        all_hidden = bool(primary) and all(r in hidden_resource_names for r in primary)
+        # All methods start disabled; tab2 pre-render sync auto-activates each
+        # method once all its required resources are available (standard > 0 and
+        # hidden resources covered by a custom batch).
         st.session_state.constraints[m] = {
-            "active": not all_hidden,
+            "active": False,
             "cap_type": "percent",
             "cap_value": 100,
         }
-        if all_hidden:
-            st.session_state.auto_disabled_methods.add(m)
+        st.session_state.auto_disabled_methods.add(m)
 _expected_methods = set(cost_sliders.keys())
 _current_methods = set(st.session_state.get("costs", {}).keys())
 if "costs" not in st.session_state or st.session_state.costs == {} or _expected_methods != _current_methods: