Add Airbnb-style "search as I move" checkbox + hover highlight

- Move filter checkbox to right side, same line as view toggle
- Add hover events on selection cards to highlight map points
- Update translations: "Искать при перемещении" / "Search as I move the map"

app/pages/catalog/index.vue

@@ -6,10 +6,13 @@
     :cluster-node-type="clusterNodeType"
     map-id="unified-catalog-map"
     :point-color="mapPointColor"
-    :items="[]"
+    :items="currentSelectionItems"
+    :hovered-id="hoveredItemId"
     :show-panel="showPanel"
+    :filter-by-bounds="filterByBounds"
     @select="onMapSelect"
     @bounds-change="onBoundsChange"
+    @update:filter-by-bounds="filterByBounds = $event"
   >
     <!-- Panel slot - shows selection list OR quote results -->
     <template #panel>
@@ -23,11 +26,10 @@
         :loading="selectionLoading"
         :loading-more="selectionLoadingMore"
         :has-more="selectionHasMore && !filterByBounds"
-        :filter-by-bounds="filterByBounds"
         @select="onSelectItem"
         @close="cancelSelect"
         @load-more="onLoadMore"
-        @update:filter-by-bounds="filterByBounds = $event"
+        @hover="onHoverItem"
       />
 
       <!-- Quote results: show offers after search -->
@@ -61,6 +63,20 @@ const catalogPageRef = ref<{ currentBounds: Ref<MapBounds | null> } | null>(null
 const filterByBounds = ref(false)
 const currentMapBounds = ref<MapBounds | null>(null)
 
+// Hovered item for map highlight
+const hoveredItemId = ref<string | null>(null)
+const onHoverItem = (uuid: string | null) => {
+  hoveredItemId.value = uuid
+}
+
+// Current selection items for hover highlighting on map
+const currentSelectionItems = computed(() => {
+  if (selectMode.value === 'product') return filteredProducts.value
+  if (selectMode.value === 'hub') return filteredHubs.value
+  if (selectMode.value === 'supplier') return filteredSuppliers.value
+  return []
+})
+
 // Handle bounds change from map
 const onBoundsChange = (bounds: MapBounds) => {
   currentMapBounds.value = bounds