fix: align scale info with floating timeline

src/features/workbench/map-workbench-page.tsx

@@ -32,6 +32,7 @@ import {
 } from "@/features/map/core";
 import { env } from "@/shared/config/env";
 import type { AccessTokenProvider } from "@/shared/auth/keycloak-auth";
+import { cn } from "@/shared/ui/cn";
 import { AgentTaskTicker } from "./components/agent-task-ticker";
 import { MapDevPanel } from "./components/map-dev-panel";
 import { MobileWorkbenchSheet } from "./components/mobile-workbench-sheet";
@@ -40,8 +41,10 @@ import { ScheduledConditionFeed } from "./components/scheduled-condition-feed";
 import { WorkbenchAgentPanels } from "./components/workbench-agent-panels";
 import { OperationalTimeline } from "./operational-timeline/operational-timeline";
 import {
+  canDockMapScaleBesideTimeline,
   createOperationalEvents,
   getOperationalEventSummary,
+  OPERATIONAL_TIMELINE_LAYOUT,
   type OperationalEvent,
   type OperationalTimelineMode
 } from "./operational-timeline/operational-timeline-model";
@@ -213,6 +216,11 @@ export function MapWorkbenchPage({
     () => getOperationalEventSummary(operationalEvents),
     [operationalEvents]
   );
+  const scaleInfoBesideTimeline = canDockMapScaleBesideTimeline(
+    businessWorkspaceWidth,
+    timelineMode,
+    timelineVisible
+  );
 
   useEffect(() => {
     setTimelineMode((current) => {
@@ -919,12 +927,8 @@ export function MapWorkbenchPage({
             !timelineVisible
               ? 0
               : !isLargeScreen
-                ? 48
-                : timelineMode === "expanded"
-                  ? 240
-                  : timelineMode === "summary"
-                    ? 52
-                    : 72
+                ? OPERATIONAL_TIMELINE_LAYOUT.mobileSummaryHeight
+                : OPERATIONAL_TIMELINE_LAYOUT[timelineMode].height
           }px`
         } as CSSProperties
       }
@@ -971,6 +975,7 @@ export function MapWorkbenchPage({
         onCollapseArtifact={artifactWorkspace.collapseArtifact}
         onDestroyArtifact={artifactWorkspace.destroyArtifact}
         timelineMode={timelineMode}
+        reserveMapScaleSpace={scaleInfoBesideTimeline}
         timelineContent={(
           timelineVisible ? <>
             <div className="hidden lg:block">
@@ -1016,7 +1021,14 @@ export function MapWorkbenchPage({
             <div className="pointer-events-auto absolute right-16 top-3 hidden lg:block">
               <ToolbarPanel {...toolbarPanelProps} />
             </div>
-            <div className="absolute bottom-[calc(var(--workbench-timeline-height)+1rem)] right-0 flex flex-col items-end gap-2">
+            <div
+              className={cn(
+                "absolute right-0 flex flex-col items-end gap-2",
+                scaleInfoBesideTimeline
+                  ? "bottom-3"
+                  : "bottom-[calc(var(--workbench-timeline-height)+1rem)]"
+              )}
+            >
               <div className="flex items-end gap-2 pr-2">
                 <MapZoom mapRef={mapRef} mapReady={mapReady} onHome={fitNetworkBounds} />
               </div>

src/features/workbench/operational-timeline/operational-timeline-model.test.ts

@@ -1,6 +1,10 @@
 import { describe, expect, it } from "vitest";
 import type { ScheduledConditionItem } from "../types";
-import { clusterOperationalEvents, createOperationalEvents } from "./operational-timeline-model";
+import {
+  canDockMapScaleBesideTimeline,
+  clusterOperationalEvents,
+  createOperationalEvents
+} from "./operational-timeline-model";
 
 const workOrder: ScheduledConditionItem = {
   id: "work-1", kind: "work_order", code: "WO-1", scheduledAt: "2026-08-19T10:00:00.000Z",
@@ -39,4 +43,10 @@ describe("operational timeline model", () => {
     expect(clusters).toHaveLength(2);
     expect(clusters.find((cluster) => cluster.lane === "plan")?.events).toHaveLength(2);
   });
+
+  it("docks scale info beside a floating timeline only when the business area is wide enough", () => {
+    expect(canDockMapScaleBesideTimeline(2048, "expanded", true)).toBe(true);
+    expect(canDockMapScaleBesideTimeline(1380, "expanded", true)).toBe(false);
+    expect(canDockMapScaleBesideTimeline(1380, "expanded", false)).toBe(true);
+  });
 });

src/features/workbench/operational-timeline/operational-timeline-model.ts

@@ -30,6 +30,28 @@ export type OperationalEventCluster = {
   events: OperationalEvent[];
 };
 
+export const OPERATIONAL_TIMELINE_LAYOUT = {
+  compact: { height: 72, maxWidth: 980 },
+  expanded: { height: 240, maxWidth: 1180 },
+  summary: { height: 52, maxWidth: 760 },
+  mobileSummaryHeight: 48,
+  mapScaleSafeWidth: 520,
+  floatingGap: 48
+} as const;
+
+export function canDockMapScaleBesideTimeline(
+  businessWorkspaceWidth: number,
+  mode: OperationalTimelineMode,
+  visible: boolean
+) {
+  if (!visible) return true;
+  const layout = OPERATIONAL_TIMELINE_LAYOUT[mode];
+  return businessWorkspaceWidth >=
+    layout.maxWidth +
+      OPERATIONAL_TIMELINE_LAYOUT.mapScaleSafeWidth +
+      OPERATIONAL_TIMELINE_LAYOUT.floatingGap;
+}
+
 export function createOperationalEvents(items: ScheduledConditionItem[]): OperationalEvent[] {
   return items.flatMap((item) =>
     item.kind === "work_order" ? createWorkOrderEvents(item) : createConditionEvents(item)

src/features/workbench/operational-timeline/operational-timeline.tsx

@@ -13,6 +13,7 @@ import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/shar
 import {
   clusterOperationalEvents,
   getOperationalEventSummary,
+  OPERATIONAL_TIMELINE_LAYOUT,
   type OperationalEvent,
   type OperationalEventCluster,
   type OperationalEventLane,
@@ -54,7 +55,7 @@ export function OperationalTimeline({
   const clusters = clusterOperationalEvents(events, mobile ? 60 : 10);
   const selectedEvent = events.find((event) => event.id === selectedEventId) ?? null;
   const cursorPosition = getDayPosition(cursorTime);
-  const height = mobile ? "100%" : mode === "expanded" ? 240 : mode === "summary" ? 52 : 72;
+  const height = mobile ? "100%" : OPERATIONAL_TIMELINE_LAYOUT[mode].height;
 
   if (mode === "summary" && !mobile) {
     return (

src/features/workbench/workspace/workbench-main-frame.tsx

@@ -1,6 +1,7 @@
 import { ArrowLeft, FileChartColumnIncreasing } from "lucide-react";
 import type { ReactNode } from "react";
 import { cn } from "@/shared/ui/cn";
+import { OPERATIONAL_TIMELINE_LAYOUT } from "../operational-timeline/operational-timeline-model";
 import { AnalysisArtifactWorkspace } from "./analysis-document-view";
 import { ArtifactPeekBar } from "./artifact-peek-bar";
 import type {
@@ -14,6 +15,7 @@ type WorkbenchMainFrameProps = {
   mapOverlay?: ReactNode;
   timelineContent: ReactNode;
   timelineMode: "compact" | "expanded" | "summary";
+  reserveMapScaleSpace: boolean;
   activeArtifact: AnalysisArtifact | null;
   pendingArtifact: AnalysisArtifact | null;
   surfaceMode: WorkbenchSurfaceMode;
@@ -30,6 +32,7 @@ export function WorkbenchMainFrame({
   mapOverlay,
   timelineContent,
   timelineMode,
+  reserveMapScaleSpace,
   activeArtifact,
   pendingArtifact,
   surfaceMode,
@@ -111,12 +114,14 @@ export function WorkbenchMainFrame({
       </div>
 
       <div
-        className={cn(
-          "pointer-events-auto absolute bottom-3 left-3 right-3 z-40 mx-auto min-h-0 w-[calc(100%-1.5rem)]",
-          timelineMode === "expanded" && "max-w-[1180px]",
-          timelineMode === "compact" && "max-w-[980px]",
-          timelineMode === "summary" && "max-w-[760px]"
-        )}
+        className="pointer-events-auto absolute bottom-3 left-3 z-40 mx-auto min-h-0"
+        style={{
+          maxWidth: OPERATIONAL_TIMELINE_LAYOUT[timelineMode].maxWidth,
+          right: reserveMapScaleSpace
+            ? OPERATIONAL_TIMELINE_LAYOUT.mapScaleSafeWidth +
+              OPERATIONAL_TIMELINE_LAYOUT.floatingGap
+            : 12
+        }}
       >
         {timelineContent}
       </div>