fix: strictly decouple schedules selection from map visuals to keep map clean

frontend/src/views/MapView.vue

@@ -37,19 +37,15 @@ const { limpiarMapa: limpiarTodoCentralizado } = useMapState();
 const showETACard = ref(false);
 
 // Local old tracking states can be removed, but kept for compatibility or Uber flow:
-const markers = ref<any[]>([]);
 const promoMarkers = ref<any[]>([]);
 const userMarker = ref<any>(null);
-const currentMarkerMode = ref<'dot' | 'pin' | null>(null);
 const isUpdatingMarkers = ref(false);
 const unitMarkers = ref<Map<string, google.maps.Marker>>(new Map());
 const unitFetchInterval = ref<any>(null);
 const userCoords = ref<{ lat: number; lng: number } | null>(null);
-const walkingPolyline = ref<google.maps.Polyline | null>(null);
 const optimalStopPulse = ref<any>(null);
 const showRouteDropdown = ref(false);
 const routeCardRef = ref<HTMLElement | null>(null);
-const mappingSequenceId = ref(0);
 const wasSelectedFromMap = ref(false);
 const isInternalSelection = ref(false);
 
@@ -244,9 +240,12 @@ async function initializeMap() {
     });
   }
   
-  // If we have a selected route, show its stops
-  if (routeStore.selectedRouteId && routeStore.selectedRouteStops.length > 0) {
+  // If we have a selected route AND it was from map, show its stops
+  if (routeStore.selectedRouteId && routeStore.selectedRouteStops.length > 0 && wasSelectedFromMap.value) {
     updateMapMarkers();
+  } else {
+    // If no route or not from map, ensure it's clean (promos stay though)
+    clearMapMarkers();
   }
   
   // Show promotions on the map
@@ -277,10 +276,14 @@ watch(
     }
     
     if (routeId) {
-      // Route stops are automatically loaded when route is selected
-      // Si el ID cambió pero no estamos en el flujo de búsqueda (selectRouteAndClose),
-      // forzamos el skipZoom para evitar la animación de "encontrando parada".
-      await updateMapMarkers(true);
+      if (wasSelectedFromMap.value) {
+        // Only update map visuals if selection came from the Map search flow
+        await updateMapMarkers(true);
+      } else {
+        // If selection came from Schedules or elsewhere, KEEP THE MAP CLEAN
+        console.log('Selection from outside Map - clearing map markings');
+        clearMapMarkers();
+      }
     } else {
       // Clear markers when no route is selected
       lastProcessedRouteId.value = null;