diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 78ebe16..7855d0d 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1778,6 +1778,11 @@ onBeforeUnmount(() => {
           "
           class="phone-resolution-wrapper phone-resolution-wrapper--primary"
         >
+          <div
+            id="phone-home-drag-portal"
+            class="phone-home-drag-portal"
+            aria-hidden="true"
+          ></div>
           <div class="phone-resolution-canvas phone-resolution-canvas--primary">
             <section
               class="phone-device"
diff --git a/frontend/src/AppDevelopmentPreview.contract.test.ts b/frontend/src/AppDevelopmentPreview.contract.test.ts
index bd46b82..4d054f2 100644
--- a/frontend/src/AppDevelopmentPreview.contract.test.ts
+++ b/frontend/src/AppDevelopmentPreview.contract.test.ts
@@ -92,6 +92,10 @@ describe('browser development preview contract', () => {
 
   it('uses layout zoom so the fixed-resolution phone stays sharply rasterized', () => {
     expect(source).toContain('phone-resolution-canvas--primary')
+    expect(source).toMatch(
+      /phone-resolution-wrapper--primary[\s\S]*?id="phone-home-drag-portal"[\s\S]*?phone-resolution-canvas--primary/,
+    )
+    expect(source.match(/id="phone-home-drag-portal"/g)).toHaveLength(1)
     expect(source).toContain("'--phone-rendered-height'")
     expect(source).toContain("'--phone-rendered-width'")
     expect(mainCss).toMatch(
diff --git a/frontend/src/assets/main.css b/frontend/src/assets/main.css
index 1eb36f7..b1b735a 100644
--- a/frontend/src/assets/main.css
+++ b/frontend/src/assets/main.css
@@ -295,6 +295,18 @@ button {
   height: var(--phone-rendered-height, 844px);
 }
 
+.phone-home-drag-portal {
+  position: absolute;
+  z-index: 70;
+  inset: 0;
+  overflow: hidden;
+  pointer-events: none;
+}
+
+.phone-home-drag-portal * {
+  pointer-events: none !important;
+}
+
 .phone-resolution-canvas {
   position: absolute;
   top: 0;
@@ -2622,8 +2634,30 @@ button {
 .springboard--widget-dragging .springboard-widget-page-scroll {
   overflow: visible;
 }
-.springboard--home-dragging .springboard-page--apps {
-  overflow: visible;
+.home-drag-layer {
+  position: absolute;
+  overflow: hidden;
+  pointer-events: none;
+}
+.home-drag-layer * {
+  pointer-events: none !important;
+}
+.home-drag-position {
+  position: absolute;
+  top: 0;
+  left: 0;
+  will-change: transform;
+}
+.home-drag-ghost {
+  position: absolute;
+  top: 0;
+  left: 0;
+  margin: 0;
+  opacity: 1;
+  transition: none !important;
+  animation: none !important;
+  transform-origin: 0 0;
+  will-change: transform;
 }
 .app-grid {
   display: grid;
@@ -2658,6 +2692,9 @@ button {
   transition: transform var(--springboard-page-duration)
     var(--springboard-page-easing);
 }
+.app-icon-item--drag-source {
+  opacity: 0;
+}
 .app-icon-remove {
   position: absolute;
   z-index: 4;
diff --git a/frontend/src/components/AppIcon.vue b/frontend/src/components/AppIcon.vue
index 230fb3a..d3b447c 100644
--- a/frontend/src/components/AppIcon.vue
+++ b/frontend/src/components/AppIcon.vue
@@ -30,11 +30,13 @@ const props = withDefaults(
     app: PhoneAppDefinition
     compact?: boolean
     editMode?: boolean
+    externalDragVisual?: boolean
     showLabel?: boolean
   }>(),
   {
     compact: false,
     editMode: false,
+    externalDragVisual: false,
     showLabel: true,
   },
 )
@@ -63,14 +65,14 @@ let dragStartPage = 0
 let dragPageWidth = 0
 let dragPageMetrics: SpringboardDragMetrics | null = null
 const dragStyle = computed(() =>
-  isDragging.value
+  isDragging.value && !props.externalDragVisual
     ? {
         transform: `translate3d(${springboardPageDragCompensation(dragStartPage, phone.currentPage, dragPageWidth)}px, 0, 0)`,
       }
     : undefined,
 )
 const dragPointerStyle = computed(() =>
-  isDragging.value
+  isDragging.value && !props.externalDragVisual
     ? {
         transform: `translate3d(${dragOffset.value.x}px, ${dragOffset.value.y}px, 0)`,
       }
@@ -300,6 +302,7 @@ onBeforeUnmount(() => {
     class="app-icon-item"
     :class="{
       'app-icon-item--compact': compact,
+      'app-icon-item--drag-source': isDragging && externalDragVisual,
       'app-icon-item--dragging': isDragging,
       'app-icon-item--editing': editMode,
     }"
diff --git a/frontend/src/components/HomeFolderIcon.vue b/frontend/src/components/HomeFolderIcon.vue
index bb25b93..552262c 100644
--- a/frontend/src/components/HomeFolderIcon.vue
+++ b/frontend/src/components/HomeFolderIcon.vue
@@ -22,11 +22,13 @@ const props = withDefaults(
     apps: PhoneAppDefinition[]
     defaultName: string
     editMode?: boolean
+    externalDragVisual?: boolean
     folder: HomeFolder
     showLabel?: boolean
   }>(),
   {
     editMode: false,
+    externalDragVisual: false,
     showLabel: true,
   },
 )
@@ -55,14 +57,14 @@ let stopPointerSession: (() => void) | null = null
 
 const folderName = computed(() => props.folder.name || props.defaultName)
 const dragStyle = computed(() =>
-  isDragging.value
+  isDragging.value && !props.externalDragVisual
     ? {
         transform: `translate3d(${springboardPageDragCompensation(dragStartPage, phone.currentPage, dragPageWidth)}px, 0, 0)`,
       }
     : undefined,
 )
 const dragPointerStyle = computed(() =>
-  isDragging.value
+  isDragging.value && !props.externalDragVisual
     ? {
         transform: `translate3d(${dragOffset.value.x}px, ${dragOffset.value.y}px, 0)`,
       }
@@ -232,6 +234,7 @@ onBeforeUnmount(() => {
   <div
     class="home-folder-item app-icon-item"
     :class="{
+      'app-icon-item--drag-source': isDragging && externalDragVisual,
       'app-icon-item--dragging': isDragging,
       'app-icon-item--editing': editMode,
       'home-folder-item--dragging': isDragging,
diff --git a/frontend/src/utils/phoneViewportGeometry.test.ts b/frontend/src/utils/phoneViewportGeometry.test.ts
new file mode 100644
index 0000000..48e0bf9
--- /dev/null
+++ b/frontend/src/utils/phoneViewportGeometry.test.ts
@@ -0,0 +1,174 @@
+import { describe, expect, it } from 'vitest'
+
+import {
+  normalizePhoneViewportRect,
+  readPhoneViewportGeometry,
+  type PhoneViewportRect,
+} from '@/utils/phoneViewportGeometry'
+
+type RectMeasurement = Pick<
+  DOMRectReadOnly,
+  'height' | 'left' | 'top' | 'width'
+>
+
+function measuredRect(
+  left: number,
+  top: number,
+  width: number,
+  height: number,
+): RectMeasurement {
+  return { height, left, top, width }
+}
+
+function expectRectClose(
+  actual: PhoneViewportRect,
+  expected: PhoneViewportRect,
+): void {
+  for (const key of [
+    'bottom',
+    'height',
+    'left',
+    'right',
+    'top',
+    'width',
+  ] as const) {
+    expect(actual[key]).toBeCloseTo(expected[key], 6)
+  }
+}
+
+function createGeometryFixture(options: {
+  canvasOffsetHeight: number
+  canvasOffsetWidth: number
+  rawCanvasRect: RectMeasurement
+  wrapperRect: RectMeasurement
+}): { anchor: Element; element: (rect: RectMeasurement) => Element } {
+  const wrapper = {
+    getBoundingClientRect: () => options.wrapperRect,
+  } as unknown as HTMLElement
+  const canvas = {
+    closest: (selector: string) =>
+      selector === '.phone-resolution-wrapper' ? wrapper : null,
+    getBoundingClientRect: () => options.rawCanvasRect,
+    offsetHeight: options.canvasOffsetHeight,
+    offsetWidth: options.canvasOffsetWidth,
+  } as unknown as HTMLElement
+
+  return {
+    anchor: {
+      closest: (selector: string) =>
+        selector === '.phone-resolution-canvas' ? canvas : null,
+    } as unknown as Element,
+    element: (rect) =>
+      ({ getBoundingClientRect: () => rect }) as unknown as Element,
+  }
+}
+
+describe('phone viewport geometry', () => {
+  it('leaves modern Chrome measurements unchanged when the canvas BCR is already rendered', () => {
+    const wrapper = measuredRect(1573.09, 126.25, 322.92, 698.832)
+    const layer = measuredRect(1589.783336, 177.75, 289.533328, 603.2)
+
+    expectRectClose(normalizePhoneViewportRect(layer, wrapper, wrapper), {
+      bottom: layer.top + layer.height,
+      height: layer.height,
+      left: layer.left,
+      right: layer.left + layer.width,
+      top: layer.top,
+      width: layer.width,
+    })
+  })
+
+  it('calibrates live CEF 103 BCRs back inside the visible wrapper', () => {
+    const wrapper = measuredRect(1573.09, 126.25, 322.92, 698.832)
+    const rawCanvas = measuredRect(1899.87, 152.5, 389.98, 844)
+    const rawLayer = measuredRect(1920.03, 214.25, 349.66, 728.5)
+    const corrected = normalizePhoneViewportRect(rawLayer, rawCanvas, wrapper)
+
+    expect(corrected.left).toBeCloseTo(1589.7833360685163, 6)
+    expect(corrected.width).toBeCloseTo(289.5333278629674, 6)
+    expect(corrected.right).toBeCloseTo(1879.3166639314836, 6)
+    expect(corrected.left).toBeGreaterThan(wrapper.left)
+    expect(corrected.right).toBeLessThan(wrapper.left + wrapper.width)
+  })
+
+  it.each([
+    ['80%', 0.6624],
+    ['100%', 0.828],
+    ['120%', 0.9936],
+  ])(
+    'normalizes fractional positions, sizes, and deltas at %s scaling',
+    (_label, zoom) => {
+      const rawCanvas = measuredRect(1900.125, 212.75, 390, 844)
+      const wrapper = measuredRect(1530.5, 250.25, 390 * zoom, 844 * zoom)
+      const rawStart = measuredRect(
+        rawCanvas.left + 20.125,
+        rawCanvas.top + 50.375,
+        349.75,
+        73.125,
+      )
+      const rawEnd = measuredRect(
+        rawStart.left + 73.25,
+        rawStart.top - 41.75,
+        rawStart.width,
+        rawStart.height,
+      )
+      const start = normalizePhoneViewportRect(rawStart, rawCanvas, wrapper)
+      const end = normalizePhoneViewportRect(rawEnd, rawCanvas, wrapper)
+
+      expect(start.left).toBeCloseTo(wrapper.left + 20.125 * zoom, 6)
+      expect(start.top).toBeCloseTo(wrapper.top + 50.375 * zoom, 6)
+      expect(start.width).toBeCloseTo(349.75 * zoom, 6)
+      expect(start.height).toBeCloseTo(73.125 * zoom, 6)
+      expect(end.left - start.left).toBeCloseTo(73.25 * zoom, 6)
+      expect(end.top - start.top).toBeCloseTo(-41.75 * zoom, 6)
+    },
+  )
+
+  it('reads visual scale and normalized element rects from a canvas anchor', () => {
+    const fixture = createGeometryFixture({
+      canvasOffsetHeight: 844,
+      canvasOffsetWidth: 390,
+      rawCanvasRect: measuredRect(1899.87, 152.5, 389.98, 844),
+      wrapperRect: measuredRect(1573.09, 126.25, 322.92, 698.832),
+    })
+    const geometry = readPhoneViewportGeometry(fixture.anchor)
+    const layer = fixture.element(measuredRect(1920.03, 214.25, 349.66, 728.5))
+
+    expect(geometry).not.toBeNull()
+    expect(geometry?.scaleX).toBeCloseTo(0.828, 6)
+    expect(geometry?.scaleY).toBeCloseTo(0.828, 6)
+    expect(geometry?.rect(layer).left).toBeCloseTo(1589.7833360685163, 6)
+  })
+
+  it('uses finite identity fallbacks for zero geometry and missing anchors', () => {
+    const rawCanvas = measuredRect(100, 50, 0, 0)
+    const corrected = normalizePhoneViewportRect(
+      measuredRect(112.5, 58.25, 40, 20),
+      rawCanvas,
+      measuredRect(500, 300, 0, 0),
+    )
+    const fixture = createGeometryFixture({
+      canvasOffsetHeight: 0,
+      canvasOffsetWidth: 0,
+      rawCanvasRect: rawCanvas,
+      wrapperRect: measuredRect(500, 300, 0, 0),
+    })
+    const geometry = readPhoneViewportGeometry(fixture.anchor)
+
+    expect(corrected).toEqual({
+      bottom: 328.25,
+      height: 20,
+      left: 512.5,
+      right: 552.5,
+      top: 308.25,
+      width: 40,
+    })
+    expect(Object.values(corrected).every(Number.isFinite)).toBe(true)
+    expect(geometry?.scaleX).toBe(1)
+    expect(geometry?.scaleY).toBe(1)
+    expect(readPhoneViewportGeometry(null)).toBeNull()
+    expect(
+      readPhoneViewportGeometry({ closest: () => null } as unknown as Element),
+    ).toBeNull()
+  })
+})
diff --git a/frontend/src/utils/phoneViewportGeometry.ts b/frontend/src/utils/phoneViewportGeometry.ts
new file mode 100644
index 0000000..eab9038
--- /dev/null
+++ b/frontend/src/utils/phoneViewportGeometry.ts
@@ -0,0 +1,73 @@
+export type PhoneViewportRect = {
+  bottom: number
+  height: number
+  left: number
+  right: number
+  top: number
+  width: number
+}
+
+type RectMeasurement = Pick<
+  DOMRectReadOnly,
+  'height' | 'left' | 'top' | 'width'
+>
+
+export type PhoneViewportGeometry = {
+  readonly scaleX: number
+  readonly scaleY: number
+  rect(element: Element): PhoneViewportRect
+}
+
+function positiveRatio(numerator: number, denominator: number): number {
+  return Number.isFinite(numerator) &&
+    Number.isFinite(denominator) &&
+    numerator > 0 &&
+    denominator > 0
+    ? numerator / denominator
+    : 1
+}
+
+export function normalizePhoneViewportRect(
+  rawRect: RectMeasurement,
+  rawCanvasRect: RectMeasurement,
+  wrapperRect: RectMeasurement,
+): PhoneViewportRect {
+  const factorX = positiveRatio(wrapperRect.width, rawCanvasRect.width)
+  const factorY = positiveRatio(wrapperRect.height, rawCanvasRect.height)
+  const left = wrapperRect.left + (rawRect.left - rawCanvasRect.left) * factorX
+  const top = wrapperRect.top + (rawRect.top - rawCanvasRect.top) * factorY
+  const width = rawRect.width * factorX
+  const height = rawRect.height * factorY
+
+  return {
+    bottom: top + height,
+    height,
+    left,
+    right: left + width,
+    top,
+    width,
+  }
+}
+
+export function readPhoneViewportGeometry(
+  anchor: Element | null,
+): PhoneViewportGeometry | null {
+  const canvas = anchor?.closest<HTMLElement>('.phone-resolution-canvas')
+  const wrapper = canvas?.closest<HTMLElement>('.phone-resolution-wrapper')
+  if (!canvas || !wrapper) return null
+
+  const rawCanvasRect = canvas.getBoundingClientRect()
+  const wrapperRect = wrapper.getBoundingClientRect()
+
+  return {
+    scaleX: positiveRatio(wrapperRect.width, canvas.offsetWidth),
+    scaleY: positiveRatio(wrapperRect.height, canvas.offsetHeight),
+    rect(element: Element): PhoneViewportRect {
+      return normalizePhoneViewportRect(
+        element.getBoundingClientRect(),
+        rawCanvasRect,
+        wrapperRect,
+      )
+    },
+  }
+}
diff --git a/frontend/src/utils/springboardDrag.test.ts b/frontend/src/utils/springboardDrag.test.ts
index 3da5a9a..741adb9 100644
--- a/frontend/src/utils/springboardDrag.test.ts
+++ b/frontend/src/utils/springboardDrag.test.ts
@@ -140,4 +140,56 @@ describe('springboard widget drag', () => {
     expect(delta.x).toBeCloseTo(100)
     expect(delta.y).toBeCloseTo(200)
   })
+
+  it.each([
+    ['80% preview', 0.6624],
+    ['80% production clamp', 2 / 3],
+    ['100%', 0.828],
+    ['120%', 0.9936],
+  ])('keeps the rendered drag delta 1:1 at %s zoom', (_label, zoom) => {
+    const layoutWidth = 350
+    const layoutHeight = 808
+    const viewportLeft = 128.25
+    const viewportTop = 64.5
+    const viewportWidth = layoutWidth * zoom
+    const viewportHeight = layoutHeight * zoom
+    const pointerStart = {
+      x: viewportLeft + 48.5 * zoom,
+      y: viewportTop + 132.25 * zoom,
+    }
+    const viewportDelta = { x: 73.25, y: -41.75 }
+    const start = springboardViewportToLocal(
+      pointerStart.x,
+      pointerStart.y,
+      viewportLeft,
+      viewportTop,
+      viewportWidth,
+      viewportHeight,
+      layoutWidth,
+      layoutHeight,
+    )
+    const end = springboardViewportToLocal(
+      pointerStart.x + viewportDelta.x,
+      pointerStart.y + viewportDelta.y,
+      viewportLeft,
+      viewportTop,
+      viewportWidth,
+      viewportHeight,
+      layoutWidth,
+      layoutHeight,
+    )
+    const localDelta = springboardViewportDeltaToLocal(
+      viewportDelta.x,
+      viewportDelta.y,
+      viewportWidth,
+      viewportHeight,
+      layoutWidth,
+      layoutHeight,
+    )
+
+    expect((end.x - start.x) * zoom).toBeCloseTo(viewportDelta.x, 6)
+    expect((end.y - start.y) * zoom).toBeCloseTo(viewportDelta.y, 6)
+    expect(localDelta.x * zoom).toBeCloseTo(viewportDelta.x, 6)
+    expect(localDelta.y * zoom).toBeCloseTo(viewportDelta.y, 6)
+  })
 })
diff --git a/frontend/src/utils/springboardDrag.ts b/frontend/src/utils/springboardDrag.ts
index 0ffa073..3441a08 100644
--- a/frontend/src/utils/springboardDrag.ts
+++ b/frontend/src/utils/springboardDrag.ts
@@ -1,3 +1,5 @@
+import { readPhoneViewportGeometry } from '@/utils/phoneViewportGeometry'
+
 export type PageTurnDirection = -1 | 0 | 1
 
 export type SpringboardEdgeTurn = {
@@ -39,7 +41,9 @@ export function readSpringboardDragMetrics(
     '.springboard-page, .home-folder-panel',
   )
   if (!surface) return null
-  const bounds = surface.getBoundingClientRect()
+  const bounds =
+    readPhoneViewportGeometry(surface)?.rect(surface) ??
+    surface.getBoundingClientRect()
   return {
     layoutHeight: surface.offsetHeight,
     layoutWidth: surface.offsetWidth,
diff --git a/frontend/src/views/SpringboardView.contract.test.ts b/frontend/src/views/SpringboardView.contract.test.ts
index dd54e83..543cdd5 100644
--- a/frontend/src/views/SpringboardView.contract.test.ts
+++ b/frontend/src/views/SpringboardView.contract.test.ts
@@ -94,36 +94,99 @@ describe('Springboard page swipe contract', () => {
     expect(folderIconSource).toContain(':style="dragPointerStyle"')
   })
 
-  it('uses the same scale-aware in-phone drag path as widgets', () => {
-    expect(viewSource).not.toContain('source.cloneNode(true)')
-    expect(viewSource).not.toContain('<Teleport to="body">')
-    expect(viewSource).not.toContain(':external-drag-visual')
+  it('renders the home drag visual through the unzoomed phone portal', () => {
+    expect(viewSource).toContain('source.cloneNode(true)')
     expect(viewSource).toContain(
-      "'springboard--home-dragging': draggingHomeApp !== null",
+      '<Teleport defer to="#phone-home-drag-portal">',
     )
-    expect(viewSource).toContain('draggedElement?.getBoundingClientRect()')
-    expect(appIconSource).not.toContain('externalDragVisual')
-    expect(folderIconSource).not.toContain('externalDragVisual')
-    expect(mainCss).not.toContain('.home-drag-layer')
-    expect(mainCss).not.toContain('.home-drag-ghost')
-    expect(mainCss).not.toContain('.app-icon-item--drag-source')
+    expect(viewSource).toContain(
+      '<div ref="homeDragLayer" class="home-drag-layer" aria-hidden="true"></div>',
+    )
+    expect(viewSource).toContain('readPhoneViewportGeometry')
+    expect(viewSource).toMatch(/const sourceBounds = \w+\.rect\(source\)/)
+    expect(viewSource).toMatch(/const clipBounds = \w+\.rect\(\w+\)/)
+    expect(viewSource).not.toContain('homeDragLocalPoint')
+    expect(viewSource).not.toContain('springboardViewportToLocal')
+    expect(viewSource).toContain("position.className = 'home-drag-position'")
+    expect(viewSource).toMatch(
+      /homeDragGrip = \{\s*x: event\.clientX - sourceBounds\.left,\s*y: event\.clientY - sourceBounds\.top,/,
+    )
+    expect(viewSource).toMatch(
+      /ghost\.style\.transform = `scale\(\$\{\w+\.scaleX\}, \$\{\w+\.scaleY\}\)`/,
+    )
+    expect(
+      viewSource.match(/:external-drag-visual="homeDragVisualActive"/g),
+    ).toHaveLength(4)
+    expect(viewSource).toContain('updateHomeDragGhost(event)')
+    expect(viewSource).toContain('const dropGhost = homeDragGhost')
+    expect(viewSource).toContain('const dropOrigin = homeDragPreviewBounds')
+    expect(viewSource).not.toContain('dropGhost?.getBoundingClientRect()')
+    expect(viewSource).toContain('clearHomeDragGhost(dropGhost)')
+    expect(viewSource).not.toContain('draggedElement?.getBoundingClientRect()')
+    expect(viewSource).not.toContain('springboard--home-dragging')
+    expect(appIconSource).toContain('externalDragVisual?: boolean')
+    expect(folderIconSource).toContain('externalDragVisual?: boolean')
+    expect(appIconSource).toContain('app-icon-item--drag-source')
+    expect(folderIconSource).toContain('app-icon-item--drag-source')
     expect(mainCss).toMatch(
-      /\.springboard--home-dragging \.springboard-page--apps\s*\{[^}]*overflow:\s*visible;/s,
+      /\.phone-home-drag-portal\s*\{[^}]*pointer-events:\s*none;/s,
     )
+    expect(mainCss).toContain('.home-drag-position')
+    expect(mainCss).toContain('.home-drag-ghost')
+    expect(mainCss).toContain('.app-icon-item--drag-source')
     expect(mainCss).toMatch(/\.springboard\s*\{[\s\S]*?overflow:\s*hidden;/)
     expect(mainCss).toMatch(
       /\.springboard-page--apps\s*\{[^}]*overflow:\s*hidden;/s,
     )
   })
 
+  it('cleans up the external drag visual on every terminal path', () => {
+    expect(
+      viewSource.match(
+        /@dragstart="startHomeDrag\('(grid|dock)', [^,]+, \$event\)"/g,
+      ),
+    ).toHaveLength(4)
+    expect(viewSource.match(/@dragcancel="stopHomeDrag"/g)).toHaveLength(4)
+    expect(viewSource).toContain(
+      'if (expectedGhost && homeDragGhost !== expectedGhost) return',
+    )
+    expect(viewSource).toMatch(
+      /if \(!dragged\) \{\s*clearHomeDragGhost\(\)\s*return/,
+    )
+    expect(viewSource).toMatch(
+      /animateHomeItemDrop\(\s*draggedItem,\s*dropArea,\s*dropIndex,\s*dropOrigin,?\s*\)\.finally\(/,
+    )
+    expect(viewSource).toMatch(
+      /function stopHomeDrag[\s\S]*?clearHomeDragGhost\(\)/,
+    )
+    expect(viewSource).toMatch(
+      /if \(folderId\) \{[\s\S]*?clearHomeDragGhost\(\)/,
+    )
+    expect(viewSource).toMatch(
+      /onBeforeUnmount\(\(\) => \{[\s\S]*?clearHomeDragGhost\(\)/,
+    )
+  })
+
   it('targets the active visual page and lets grid or dock drags turn pages', () => {
     expect(viewSource).toContain(':data-home-page="page.page"')
     expect(viewSource).toContain(':data-home-target-offset="cell.targetOffset"')
     expect(viewSource).toContain('nearestGridDropTarget')
     expect(viewSource).toContain('moveHomeAppToGridPage')
     expect(viewSource).not.toContain("draggingHomeApp.value?.area === 'grid'")
-    expect(viewSource).toContain('event.clientX < pageBounds.left')
-    expect(viewSource).toContain('event.clientY > pageBounds.bottom')
+    expect(viewSource).toContain('event.clientX < springboardBounds.left')
+    expect(viewSource).toContain('event.clientY > springboardBounds.bottom')
+    expect(viewSource).toContain('function homeDragViewportRect(')
+    expect(viewSource).toContain('if (geometry) return geometry.rect(element)')
+    expect(viewSource).toContain('homeDragViewportRect(pageElement, geometry)')
+    expect(viewSource).toContain('homeDragViewportRect(springboard, geometry)')
+    expect(viewSource).toContain('homeDragViewportRect(slot, geometry)')
+    expect(viewSource).toContain('homeDragViewportRect(dock, geometry)')
+    expect(viewSource).toMatch(
+      /homeDragViewportRect\(\s*appElement,\s*readPhoneViewportGeometry\(appElement\),?\s*\)/,
+    )
+    expect(viewSource).toContain(
+      'springboardBounds.left + (bounds.left - pageBounds.left)',
+    )
     expect(viewSource).toContain('nearestSpringboardRectIndex')
     expect(viewSource).toContain("queueEdgePageTurn(lastHomePointer, 'app')")
     expect(viewSource).toContain("edgePageLocked = dragType === 'widget'")
diff --git a/frontend/src/views/SpringboardView.vue b/frontend/src/views/SpringboardView.vue
index 683ac1a..9bb3598 100644
--- a/frontend/src/views/SpringboardView.vue
+++ b/frontend/src/views/SpringboardView.vue
@@ -41,6 +41,11 @@ import {
   type HomeItem,
 } from '@/utils/homeLayout'
 import type { ReorderDirection } from '@/utils/keyboard'
+import {
+  readPhoneViewportGeometry,
+  type PhoneViewportGeometry,
+  type PhoneViewportRect,
+} from '@/utils/phoneViewportGeometry'
 import { layoutSpringboardHomePages } from '@/utils/springboardLayout'
 import {
   maximumRenderedWidgetPage,
@@ -106,6 +111,8 @@ const draggingHomeApp = ref<{
   area: HomeArea
   index: number
 } | null>(null)
+const homeDragLayer = ref<HTMLElement | null>(null)
+const homeDragVisualActive = ref(false)
 const temporaryHomePage = ref<number | null>(null)
 const openedFolderId = ref<string | null>(null)
 const folderDraggingOutside = ref(false)
@@ -125,6 +132,11 @@ let edgePageDirection = 0
 let edgePageLocked = false
 let folderHoverTimer: number | undefined
 let lastHomePointer: { clientX: number; clientY: number } | null = null
+let homeDragGhost: HTMLElement | null = null
+let homeDragGrip: { x: number; y: number } | null = null
+let homeDragGeometry: PhoneViewportGeometry | null = null
+let homeDragClipBounds: PhoneViewportRect | null = null
+let homeDragPreviewBounds: PhoneViewportRect | null = null
 
 const installedApps = computed(() =>
   PHONE_APPS.filter((app) => appStore.isInstalled(app.id)),
@@ -453,7 +465,7 @@ function startWidgetDrag(id: string, event: PointerEvent): void {
   ).find((candidate) => candidate.dataset.widgetId === id)
   if (!widget) return
   pageTransitioning.value = false
-  const bounds = widget.getBoundingClientRect()
+  const bounds = homeDragViewportRect(widget)
   draggingWidgetId.value = id
   widgetDragGrip.value = {
     x: event.clientX - bounds.left,
@@ -474,7 +486,7 @@ function updateWidgetDragPreview(event: {
   )
   const pageElement = grid?.closest<HTMLElement>('.springboard-page')
   if (!grid || !pageElement) return
-  const renderedGridBounds = grid.getBoundingClientRect()
+  const renderedGridBounds = homeDragViewportRect(grid)
   const gridStyle = getComputedStyle(grid)
   const scaleX =
     grid.offsetWidth > 0 ? renderedGridBounds.width / grid.offsetWidth : 1
@@ -529,7 +541,7 @@ function clearTemporaryHomePage(keepCurrentPage = false): void {
 function resolveHomeEdgeTurn(event: { clientX: number }) {
   const springboard = document.querySelector<HTMLElement>('.springboard')
   if (!springboard) return null
-  const bounds = springboard.getBoundingClientRect()
+  const bounds = homeDragViewportRect(springboard)
   const renderedLastPage = appPages.value.length
   return resolveSpringboardHomeEdgeTurn(
     event.clientX,
@@ -548,7 +560,7 @@ function queueEdgePageTurn(
 ): void {
   const springboard = document.querySelector<HTMLElement>('.springboard')
   if (!springboard) return
-  const bounds = springboard.getBoundingClientRect()
+  const bounds = homeDragViewportRect(springboard)
   const turn =
     dragType === 'app'
       ? resolveHomeEdgeTurn(event)
@@ -733,10 +745,166 @@ async function saveWidgetConfig(
   if (configured) changePage(configured.page)
 }
 
-function startHomeDrag(area: HomeArea, index: number): void {
+function homeDragViewportRect(
+  element: Element,
+  geometry = homeDragGeometry ?? readPhoneViewportGeometry(element),
+): PhoneViewportRect {
+  if (geometry) return geometry.rect(element)
+  const bounds = element.getBoundingClientRect()
+  return {
+    bottom: bounds.bottom,
+    height: bounds.height,
+    left: bounds.left,
+    right: bounds.right,
+    top: bounds.top,
+    width: bounds.width,
+  }
+}
+
+function viewportRectAt(
+  left: number,
+  top: number,
+  width: number,
+  height: number,
+): PhoneViewportRect {
+  return {
+    bottom: top + height,
+    height,
+    left,
+    right: left + width,
+    top,
+    width,
+  }
+}
+
+function clearHomeDragGhost(expectedGhost?: HTMLElement | null): void {
+  if (expectedGhost && homeDragGhost !== expectedGhost) return
+  homeDragGhost?.remove()
+  homeDragGhost = null
+  homeDragGrip = null
+  homeDragGeometry = null
+  homeDragClipBounds = null
+  homeDragPreviewBounds = null
+  homeDragVisualActive.value = false
+  const layer = homeDragLayer.value
+  layer?.style.removeProperty('left')
+  layer?.style.removeProperty('top')
+  layer?.style.removeProperty('width')
+  layer?.style.removeProperty('height')
+}
+
+function updateHomeDragGhost(event: {
+  clientX: number
+  clientY: number
+}): void {
+  const ghost = homeDragGhost
+  const grip = homeDragGrip
+  const clipBounds = homeDragClipBounds
+  const previewBounds = homeDragPreviewBounds
+  if (!ghost || !grip || !clipBounds || !previewBounds) return
+
+  const left = event.clientX - grip.x
+  const top = event.clientY - grip.y
+  ghost.style.transform = `translate3d(${left - clipBounds.left}px, ${top - clipBounds.top}px, 0)`
+  homeDragPreviewBounds = viewportRectAt(
+    left,
+    top,
+    previewBounds.width,
+    previewBounds.height,
+  )
+}
+
+function createHomeDragGhost(event: PointerEvent): void {
+  clearHomeDragGhost()
+  const eventTarget =
+    event.currentTarget instanceof Element
+      ? event.currentTarget
+      : event.target instanceof Element
+        ? event.target
+        : null
+  const source = eventTarget?.closest<HTMLElement>('.app-icon-item')
+  const layer = homeDragLayer.value
+  const springboard = source?.closest<HTMLElement>('.springboard')
+  const portal = layer?.closest<HTMLElement>('.phone-home-drag-portal')
+  const geometry = readPhoneViewportGeometry(source ?? null)
+  if (!source || !layer || !springboard || !portal || !geometry) return
+
+  const portalBounds = portal.getBoundingClientRect()
+  const clipBounds = geometry.rect(springboard)
+  const sourceBounds = geometry.rect(source)
+  if (
+    clipBounds.width <= 0 ||
+    clipBounds.height <= 0 ||
+    sourceBounds.width <= 0 ||
+    sourceBounds.height <= 0
+  ) {
+    return
+  }
+
+  layer.style.left = `${clipBounds.left - portalBounds.left}px`
+  layer.style.top = `${clipBounds.top - portalBounds.top}px`
+  layer.style.width = `${clipBounds.width}px`
+  layer.style.height = `${clipBounds.height}px`
+
+  const ghost = source.cloneNode(true) as HTMLElement
+  ghost.classList.remove(
+    'app-icon-item--dragging',
+    'app-icon-item--editing',
+    'app-icon-item--drag-source',
+    'app-icon-item--drop-settling',
+    'home-folder-item--dragging',
+    'home-item--folder-hover',
+  )
+  ghost.classList.add('home-drag-ghost')
+  ghost.removeAttribute('style')
+  ghost
+    .querySelector<HTMLElement>('.app-icon-button')
+    ?.style.removeProperty('transform')
+  ghost.setAttribute('aria-hidden', 'true')
+  ghost.querySelector('.app-icon-remove')?.remove()
+  for (const element of [ghost, ...Array.from(ghost.querySelectorAll('*'))]) {
+    element.removeAttribute('id')
+    for (const attribute of element.getAttributeNames()) {
+      if (attribute.startsWith('data-home-')) element.removeAttribute(attribute)
+    }
+  }
+  for (const control of ghost.querySelectorAll<HTMLElement>(
+    'a, button, input, select, textarea, [tabindex]',
+  )) {
+    control.tabIndex = -1
+  }
+
+  const position = document.createElement('div')
+  position.className = 'home-drag-position'
+  position.style.width = `${sourceBounds.width}px`
+  position.style.height = `${sourceBounds.height}px`
+  ghost.style.width = `${source.offsetWidth}px`
+  ghost.style.height = `${source.offsetHeight}px`
+  ghost.style.transform = `scale(${geometry.scaleX}, ${geometry.scaleY})`
+  position.appendChild(ghost)
+
+  homeDragGhost = position
+  homeDragGrip = {
+    x: event.clientX - sourceBounds.left,
+    y: event.clientY - sourceBounds.top,
+  }
+  homeDragGeometry = geometry
+  homeDragClipBounds = clipBounds
+  homeDragPreviewBounds = sourceBounds
+  layer.appendChild(position)
+  homeDragVisualActive.value = true
+  updateHomeDragGhost(event)
+}
+
+function startHomeDrag(
+  area: HomeArea,
+  index: number,
+  event: PointerEvent,
+): void {
   clearTemporaryHomePage()
   lastHomePointer = null
   draggingHomeApp.value = { area, index }
+  createHomeDragGhost(event)
 }
 
 function clearFolderHover(): void {
@@ -754,10 +922,40 @@ function queueFolderHover(event: PointerEvent): void {
     return
   }
 
-  const targetElement = document
-    .elementsFromPoint(event.clientX, event.clientY)
-    .map((element) => element.closest<HTMLElement>('[data-home-index]'))
-    .find((element) => element && !element.closest('.app-icon-item--dragging'))
+  const targetElement = Array.from(
+    document.querySelectorAll<HTMLElement>('[data-home-area][data-home-index]'),
+  )
+    .filter((element) => {
+      const area = element.dataset.homeArea as HomeArea | undefined
+      const index = Number(element.dataset.homeIndex)
+      if (
+        (area !== 'grid' && area !== 'dock') ||
+        !Number.isInteger(index) ||
+        (area === dragged.area && index === dragged.index)
+      ) {
+        return false
+      }
+      if (
+        area === 'grid' &&
+        Number(
+          element.closest<HTMLElement>('[data-home-page]')?.dataset.homePage,
+        ) !== phone.currentPage
+      ) {
+        return false
+      }
+      const bounds = homeDragViewportRect(element)
+      return (
+        event.clientX >= bounds.left &&
+        event.clientX <= bounds.right &&
+        event.clientY >= bounds.top &&
+        event.clientY <= bounds.bottom
+      )
+    })
+    .sort((left, right) => {
+      const leftIsDock = left.dataset.homeArea === 'dock'
+      const rightIsDock = right.dataset.homeArea === 'dock'
+      return Number(rightIsDock) - Number(leftIsDock)
+    })[0]
   const area = targetElement?.dataset.homeArea as HomeArea | undefined
   const targetIndex = Number(targetElement?.dataset.homeIndex)
   if (
@@ -822,6 +1020,7 @@ function queueFolderHover(event: PointerEvent): void {
     if (folderId) {
       draggingHomeApp.value = null
       lastHomePointer = null
+      clearHomeDragGhost()
       clearTemporaryHomePage()
       openedFolderId.value = folderId
     }
@@ -832,6 +1031,7 @@ function queueFolderHover(event: PointerEvent): void {
 function moveHomeDrag(event: PointerEvent): void {
   if (!draggingHomeApp.value) return
   lastHomePointer = { clientX: event.clientX, clientY: event.clientY }
+  updateHomeDragGhost(event)
   if (resolveHomeEdgeTurn(event)) {
     clearFolderHover()
     queueEdgePageTurn(event, 'app')
@@ -845,7 +1045,7 @@ async function animateHomeItemDrop(
   item: HomeItem,
   area: HomeArea,
   index: number,
-  from: DOMRect,
+  from: PhoneViewportRect,
 ): Promise<void> {
   await nextTick()
   if (window.matchMedia('(prefers-reduced-motion: reduce)').matches) return
@@ -861,7 +1061,10 @@ async function animateHomeItemDrop(
   )
   if (!appElement) return
 
-  const target = appElement.getBoundingClientRect()
+  const target = homeDragViewportRect(
+    appElement,
+    readPhoneViewportGeometry(appElement),
+  )
   const { x: offsetX, y: offsetY } = springboardViewportDeltaToLocal(
     from.left - target.left,
     from.top - target.top,
@@ -924,13 +1127,16 @@ function nearestGridDropTarget(event: {
     `.springboard-page--apps[data-home-page="${page}"] .app-grid`,
   )
   const pageElement = grid?.closest<HTMLElement>('.springboard-page')
-  if (!grid || !pageElement) return null
-  const pageBounds = pageElement.getBoundingClientRect()
+  const springboard = grid?.closest<HTMLElement>('.springboard')
+  if (!grid || !pageElement || !springboard) return null
+  const geometry = homeDragGeometry ?? readPhoneViewportGeometry(springboard)
+  const pageBounds = homeDragViewportRect(pageElement, geometry)
+  const springboardBounds = homeDragViewportRect(springboard, geometry)
   if (
-    event.clientX < pageBounds.left ||
-    event.clientX > pageBounds.right ||
-    event.clientY < pageBounds.top ||
-    event.clientY > pageBounds.bottom
+    event.clientX < springboardBounds.left ||
+    event.clientX > springboardBounds.right ||
+    event.clientY < springboardBounds.top ||
+    event.clientY > springboardBounds.bottom
   ) {
     return null
   }
@@ -940,7 +1146,15 @@ function nearestGridDropTarget(event: {
   const closestIndex = nearestSpringboardRectIndex(
     event.clientX,
     event.clientY,
-    slots.map((slot) => slot.getBoundingClientRect()),
+    slots.map((slot) => {
+      const bounds = homeDragViewportRect(slot, geometry)
+      return {
+        height: bounds.height,
+        left: springboardBounds.left + (bounds.left - pageBounds.left),
+        top: springboardBounds.top + (bounds.top - pageBounds.top),
+        width: bounds.width,
+      }
+    }),
   )
   const closest = closestIndex === null ? null : slots[closestIndex]
   const targetOffset = Number(closest?.dataset.homeTargetOffset)
@@ -953,7 +1167,8 @@ function nearestDockDropTarget(event: {
 }): HTMLElement | null {
   const dock = document.querySelector<HTMLElement>('.app-dock')
   if (!dock) return null
-  const dockBounds = dock.getBoundingClientRect()
+  const geometry = homeDragGeometry ?? readPhoneViewportGeometry(dock)
+  const dockBounds = homeDragViewportRect(dock, geometry)
   if (
     event.clientX < dockBounds.left ||
     event.clientX > dockBounds.right ||
@@ -970,7 +1185,7 @@ function nearestDockDropTarget(event: {
   const closestIndex = nearestSpringboardRectIndex(
     event.clientX,
     event.clientY,
-    slots.map((slot) => slot.getBoundingClientRect()),
+    slots.map((slot) => homeDragViewportRect(slot, geometry)),
   )
   return closestIndex === null ? null : slots[closestIndex]
 }
@@ -979,12 +1194,14 @@ function finishHomeDrag(event: PointerEvent): void {
   clearEdgePageTurn()
   clearFolderHover()
   const dragged = draggingHomeApp.value
-  if (!dragged) return
+  if (!dragged) {
+    clearHomeDragGhost()
+    return
+  }
+  updateHomeDragGhost(event)
   const draggedItem = appStore.homeLayout[dragged.area][dragged.index]
-  const draggedElement = document.querySelector<HTMLElement>(
-    `[data-home-area="${dragged.area}"][data-home-index="${dragged.index}"]`,
-  )
-  const dropOrigin = draggedElement?.getBoundingClientRect()
+  const dropGhost = homeDragGhost
+  const dropOrigin = homeDragPreviewBounds ? { ...homeDragPreviewBounds } : null
   const dockTarget = nearestDockDropTarget(event)
   const gridTarget = dockTarget ? null : nearestGridDropTarget(event)
   let dropArea = dragged.area
@@ -1022,7 +1239,14 @@ function finishHomeDrag(event: PointerEvent): void {
   lastHomePointer = null
   clearTemporaryHomePage(moved && gridTarget !== null)
   if (moved && draggedItem && dropOrigin) {
-    void animateHomeItemDrop(draggedItem, dropArea, dropIndex, dropOrigin)
+    void animateHomeItemDrop(
+      draggedItem,
+      dropArea,
+      dropIndex,
+      dropOrigin,
+    ).finally(() => clearHomeDragGhost(dropGhost))
+  } else {
+    clearHomeDragGhost()
   }
 }
 
@@ -1031,6 +1255,7 @@ function stopHomeDrag(): void {
   clearFolderHover()
   draggingHomeApp.value = null
   lastHomePointer = null
+  clearHomeDragGhost()
   clearTemporaryHomePage()
 }
 
@@ -1043,7 +1268,9 @@ function reorderHomeApp(
   const appElement = document.querySelector<HTMLElement>(
     `[data-home-area="${area}"][data-home-index="${sourceIndex}"]`,
   )
-  const moveOrigin = appElement?.getBoundingClientRect()
+  const moveOrigin = appElement
+    ? homeDragViewportRect(appElement, readPhoneViewportGeometry(appElement))
+    : null
   const targetIndex = homeKeyboardTarget(
     appStore.homeLayout,
     area,
@@ -1131,7 +1358,10 @@ function extractOpenedFolderApp(
       `.home-folder-panel [data-folder-app-index="${sourceIndex}"]`,
     )
     ?.closest<HTMLElement>('.app-icon-item')
-  const sourceBounds = sourceElement?.getBoundingClientRect()
+  const geometry = readPhoneViewportGeometry(sourceElement ?? null)
+  const sourceBounds = sourceElement
+    ? homeDragViewportRect(sourceElement, geometry)
+    : null
   const candidates = Array.from(
     document.querySelectorAll<HTMLElement>('[data-home-index][data-home-area]'),
   ).filter((element) => {
@@ -1145,8 +1375,8 @@ function extractOpenedFolderApp(
   })
   const target = candidates.reduce<HTMLElement | null>((closest, candidate) => {
     if (!closest) return candidate
-    const bounds = candidate.getBoundingClientRect()
-    const closestBounds = closest.getBoundingClientRect()
+    const bounds = homeDragViewportRect(candidate, geometry)
+    const closestBounds = homeDragViewportRect(closest, geometry)
     const distance = Math.hypot(
       event.clientX - (bounds.left + bounds.width / 2),
       event.clientY - (bounds.top + bounds.height / 2),
@@ -1212,6 +1442,7 @@ onBeforeUnmount(() => {
   pendingWidgetPointer = null
   lastWidgetPointer = null
   lastHomePointer = null
+  clearHomeDragGhost()
   temporaryHomePage.value = null
   draggingHomeApp.value = null
   draggingWidgetId.value = null
@@ -1227,7 +1458,6 @@ onBeforeUnmount(() => {
         'springboard--dragging': dragging,
         'springboard--editing': editMode,
         'springboard--folder-open': folderOverlayVisible,
-        'springboard--home-dragging': draggingHomeApp !== null,
         'springboard--widget-dragging': draggingWidgetId !== null,
       },
     ]"
@@ -1303,6 +1533,7 @@ onBeforeUnmount(() => {
               :data-home-index="cell.sourceIndex"
               :data-home-target-offset="cell.targetOffset"
               :edit-mode="editMode"
+              :external-drag-visual="homeDragVisualActive"
               :class="{
                 'home-item--folder-hover':
                   folderHoverTarget === `grid:${cell.sourceIndex}`,
@@ -1310,7 +1541,7 @@ onBeforeUnmount(() => {
               @dragcancel="stopHomeDrag"
               @dragend="finishHomeDrag"
               @dragmove="moveHomeDrag"
-              @dragstart="startHomeDrag('grid', cell.sourceIndex)"
+              @dragstart="startHomeDrag('grid', cell.sourceIndex, $event)"
               @edit="enterEditMode"
               @remove="removeHomeApp(cell.app.id)"
               @reorder="reorderHomeApp('grid', cell.sourceIndex, $event)"
@@ -1325,6 +1556,7 @@ onBeforeUnmount(() => {
               :data-home-index="cell.sourceIndex"
               :data-home-target-offset="cell.targetOffset"
               :edit-mode="editMode"
+              :external-drag-visual="homeDragVisualActive"
               :folder="cell.folder"
               :class="{
                 'home-item--folder-hover':
@@ -1333,7 +1565,7 @@ onBeforeUnmount(() => {
               @dragcancel="stopHomeDrag"
               @dragend="finishHomeDrag"
               @dragmove="moveHomeDrag"
-              @dragstart="startHomeDrag('grid', cell.sourceIndex)"
+              @dragstart="startHomeDrag('grid', cell.sourceIndex, $event)"
               @edit="enterEditMode"
               @open="openFolder(cell.folder.id)"
               @reorder="reorderHomeApp('grid', cell.sourceIndex, $event)"
@@ -1484,6 +1716,10 @@ onBeforeUnmount(() => {
       </section>
     </div>
 
+    <Teleport defer to="#phone-home-drag-portal">
+      <div ref="homeDragLayer" class="home-drag-layer" aria-hidden="true"></div>
+    </Teleport>
+
     <Transition name="edit-done">
       <k-glass
         v-if="editMode && isEditablePage && !folderOverlayVisible"
@@ -1530,6 +1766,7 @@ onBeforeUnmount(() => {
             :data-home-item-key="`app-${slot.app.id}`"
             :data-home-index="slot.index"
             :edit-mode="editMode"
+            :external-drag-visual="homeDragVisualActive"
             :show-label="false"
             :class="{
               'home-item--folder-hover':
@@ -1538,7 +1775,7 @@ onBeforeUnmount(() => {
             @dragcancel="stopHomeDrag"
             @dragend="finishHomeDrag"
             @dragmove="moveHomeDrag"
-            @dragstart="startHomeDrag('dock', slot.index)"
+            @dragstart="startHomeDrag('dock', slot.index, $event)"
             @edit="enterEditMode"
             @remove="removeHomeApp(slot.app.id)"
             @reorder="reorderHomeApp('dock', slot.index, $event)"
@@ -1552,6 +1789,7 @@ onBeforeUnmount(() => {
             :data-home-item-key="slot.folder.id"
             :data-home-index="slot.index"
             :edit-mode="editMode"
+            :external-drag-visual="homeDragVisualActive"
             :folder="slot.folder"
             :show-label="false"
             :class="{
@@ -1561,7 +1799,7 @@ onBeforeUnmount(() => {
             @dragcancel="stopHomeDrag"
             @dragend="finishHomeDrag"
             @dragmove="moveHomeDrag"
-            @dragstart="startHomeDrag('dock', slot.index)"
+            @dragstart="startHomeDrag('dock', slot.index, $event)"
             @edit="enterEditMode"
             @open="openFolder(slot.folder.id)"
             @reorder="reorderHomeApp('dock', slot.index, $event)"