Stop auto-creating maps on new regions; keep aggregate edges single-width by default.

web/src/i18n/en.ts

@@ -1260,7 +1260,7 @@ const en = {
     maps: "Maps",
     tree: "Topology tree",
     treeLoading: "Loading tree…",
-    treeHint: "Regions hold a physical map plus optional custom maps; open a map to edit the canvas.",
+    treeHint: "Regions hold maps you create; open a map to edit the canvas.",
     treeSearch: "Search NEs across maps",
     treeSearchPh: "Name / IP",
     treeSearchEmpty: "No matching NEs",
@@ -1279,7 +1279,7 @@ const en = {
     layerNodeEmpty: "Click to create & open",
     rootCanvasHint: "Pick a region from the left tree.",
     regionCanvasHint: "Open a map to edit devices, or create a custom map.",
-    regionBrowseHint: "Region folder: physical + custom maps. Click to open.",
+    regionBrowseHint: "Region folder: maps you add. Click to open.",
     browserTitle: "Topology folder",
     browserRegionSub: "{{count}} map(s)",
     browserRegionsSub: "{{count}} region(s)",
@@ -1292,7 +1292,7 @@ const en = {
     regionCreated: "Region created",
     regionDeleted: "Region deleted",
     deleteRegion: "Delete region",
-    deleteRegionConfirm: "Delete region \"{{name}}\"? Its physical and custom maps will also be deleted.",
+    deleteRegionConfirm: "Delete region \"{{name}}\"? Its maps will also be deleted.",
     renameRegion: "Rename region",
     renameRegionPrompt: "Region name",
     regionRenamed: "Region renamed",
@@ -1301,7 +1301,7 @@ const en = {
     newCustom: "Custom map",
     newCustomName: "Custom topology",
     newCustomPrompt: "Custom map name",
-    folderHint: "Regions group maps. Each region gets a physical map; add custom maps as needed.",
+    folderHint: "Regions group maps. After creating a region, add a physical or custom map yourself.",
     folderHintShort: "Region folder",
     outsidePeers: "{{count}} outside peer(s) linked but not on this map",
     newMap: "New",
@@ -1341,9 +1341,10 @@ const en = {
     endpointB: "Endpoint B",
     port: "port",
     expandPhysicalLinks: "Expand physical links",
+    scaleBundleWidth: "Thicken bundles by link count",
     linkMembers: "Physical members ({{count}})",
     canvasHint:
-      "Left tree lists regions with a physical map and optional custom maps. Open a map to edit devices; use Add NE and save positions.",
+      "Left tree lists regions; add maps yourself, then open a map to edit devices with Add NE and save positions.",
     selected: "Selected",
     selectedEdge: "Selected edge",
     selectedCount: "{{count}} selected",

web/src/i18n/zh.ts

@@ -1254,7 +1254,7 @@ const zh = {
     maps: "拓扑图",
     tree: "拓扑树",
     treeLoading: "加载拓扑树…",
-    treeHint: "区域下为物理拓扑与自定义图；点图打开设备画布。",
+    treeHint: "区域下为画布列表；点图打开设备画布（区域本身不自动建图）。",
     treeSearch: "全拓扑搜索网元",
     treeSearchPh: "名称 / IP",
     treeSearchEmpty: "没有匹配的网元",
@@ -1273,7 +1273,7 @@ const zh = {
     layerNodeEmpty: "点击创建并打开",
     rootCanvasHint: "从左侧选择区域进入目录。",
     regionCanvasHint: "点击图打开设备画布，或新建自定义图。",
-    regionBrowseHint: "区域目录：物理拓扑 + 自定义图。点击打开。",
+    regionBrowseHint: "区域目录：自行添加的画布。点击打开。",
     browserTitle: "拓扑目录",
     browserRegionSub: "共 {{count}} 张拓扑图",
     browserRegionsSub: "共 {{count}} 个区域",
@@ -1286,7 +1286,7 @@ const zh = {
     regionCreated: "区域已创建",
     regionDeleted: "区域已删除",
     deleteRegion: "删除区域",
-    deleteRegionConfirm: "删除区域「{{name}}」？其下物理拓扑与自定义图将一并删除。",
+    deleteRegionConfirm: "删除区域「{{name}}」？其下画布将一并删除。",
     renameRegion: "重命名区域",
     renameRegionPrompt: "区域名称",
     regionRenamed: "区域已重命名",
@@ -1295,7 +1295,7 @@ const zh = {
     newCustom: "自定义图",
     newCustomName: "自定义拓扑",
     newCustomPrompt: "自定义拓扑图名称",
-    folderHint: "区域用于分组。每区有一张物理拓扑，可再加自定义图。",
+    folderHint: "区域用于分组。新建区域后请自行添加物理拓扑或自定义图。",
     folderHintShort: "区域目录",
     outsidePeers: "图外对端 {{count}} 个（有链路未上图）",
     newMap: "新建",
@@ -1335,9 +1335,10 @@ const zh = {
     endpointB: "端点 B",
     port: "端口",
     expandPhysicalLinks: "展开物理链路",
+    scaleBundleWidth: "聚合线按条数加粗",
     linkMembers: "物理成员（{{count}}）",
     canvasHint:
-      "左侧为区域目录（物理拓扑 + 自定义图）；打开本图后进入设备画布，用「添加网元」上图并保存。",
+      "左侧为区域目录（需自行添加画布）；打开本图后进入设备画布，用「添加网元」上图并保存。",
     selected: "已选节点",
     selectedEdge: "已选链路",
     selectedCount: "已选 {{count}}",

web/src/pages/TopologyPage.tsx

@@ -450,6 +450,7 @@ const EDGE_DEFAULTS_KEY = "netx.topology.edgeDefaults";
 const AUTO_LAYOUT_DISCOVER_KEY = "netx.topology.autoLayoutAfterDiscover";
 const DISCOVER_AUTO_ADD_KEY = "netx.topology.discoverAutoAddUnmatched";
 const DISCOVER_PROJECT_NEIGHBORS_KEY = "netx.topology.discoverProjectNeighbors";
+const SCALE_BUNDLE_WIDTH_KEY = "netx.topology.scaleBundleWidth";
 
 function loadBoolFlag(key: string, defaultValue: boolean): boolean {
   try {
@@ -696,6 +697,10 @@ export function TopologyPage() {
   const [hidePorts, setHidePorts] = useState(true);
   /** Default: logical aggregate of parallel links; expand to see each physical edge. */
   const [expandPhysicalLinks, setExpandPhysicalLinks] = useState(false);
+  /** When aggregating, optionally thicken the line by member count (off = single-line width). */
+  const [scaleBundleWidth, setScaleBundleWidth] = useState(() =>
+    loadBoolFlag(SCALE_BUNDLE_WIDTH_KEY, false),
+  );
   const [edgeFlow, setEdgeFlow] = useState(false);
   const [edgeDefaults, setEdgeDefaults] = useState<EdgeDefaults>(() => loadEdgeDefaults());
   const [toolMode, setToolMode] = useState<ToolMode>("select");
@@ -802,7 +807,7 @@ export function TopologyPage() {
     [hideIp, hideVendor, hidePorts, toolMode],
   );
   const displayEdges = useMemo(() => {
-    const built = buildLinkDisplayEdges(edges, expandPhysicalLinks, hidePorts).map((e) =>
+    const built = buildLinkDisplayEdges(edges, expandPhysicalLinks, hidePorts, scaleBundleWidth).map((e) =>
       withEdgeVisual(e, edgeDefaults),
     );
     return built.map((e) => {
@@ -818,7 +823,7 @@ export function TopologyPage() {
         animated: edgeFlow,
       };
     });
-  }, [edges, expandPhysicalLinks, hidePorts, edgeFlow, edgeDefaults, selectedEdgeId]);
+  }, [edges, expandPhysicalLinks, hidePorts, scaleBundleWidth, edgeFlow, edgeDefaults, selectedEdgeId]);
 
   const treeQuery = useQuery({
     queryKey: queryKeys.topologyTree,
@@ -2757,6 +2762,19 @@ export function TopologyPage() {
                       />
                       {t("topology.expandPhysicalLinks")}
                     </label>
+                    <label className="topo-display-toggles__item">
+                      <input
+                        type="checkbox"
+                        checked={scaleBundleWidth}
+                        disabled={expandPhysicalLinks}
+                        onChange={(e) => {
+                          const next = e.target.checked;
+                          setScaleBundleWidth(next);
+                          persistBoolFlag(SCALE_BUNDLE_WIDTH_KEY, next);
+                        }}
+                      />
+                      {t("topology.scaleBundleWidth")}
+                    </label>
                   <label className="topo-display-toggles__item">
                     <input
                       type="checkbox"

web/src/pages/topology/linkDisplay.ts

@@ -89,6 +89,7 @@ export function buildLinkDisplayEdges(
   edges: Edge[],
   expandPhysical: boolean,
   hidePorts = false,
+  scaleBundleWidth = false,
 ): Edge[] {
   const groups = new Map<string, Edge[]>();
   for (const e of edges) {
@@ -153,9 +154,11 @@ export function buildLinkDisplayEdges(
       aggregated: true,
       member_count: list.length,
       members,
-      // Slightly thicker logical bundle.
-      stroke_width: Math.max(Number(prev.stroke_width || 0), Math.min(8, 2 + list.length)),
     };
+    // Optional: thicken logical bundles by member count (default keeps single-line width).
+    if (scaleBundleWidth) {
+      data.stroke_width = Math.max(Number(prev.stroke_width || 0), Math.min(8, 2 + list.length));
+    }
     out.push({
       ...primary,
       id: aggregateIdForPair(primary.source, primary.target),