diff --git a/src/modules/self-operated/components/InventoryTurnoverView.test.ts b/src/modules/self-operated/components/InventoryTurnoverView.test.ts
index 1bd76667..46eaf0e9 100644
--- a/src/modules/self-operated/components/InventoryTurnoverView.test.ts
+++ b/src/modules/self-operated/components/InventoryTurnoverView.test.ts
@@ -26,6 +26,15 @@ async function change(w: ReturnType<typeof mount>, patch: object, search = false
 beforeEach(() => { vi.clearAllMocks(); mocks.allowed = true; mocks.route = reactive({ query: { endDate: '2026-10-12' } }); mocks.overview.mockResolvedValue({ warehouses: [{ warehouseCode: 'A' }, { warehouseCode: 'B' }] }); mocks.turnover.mockImplementation(async (q: TurnoverQuery) => response(q)); sessionStorage.clear() })
 afterEach(() => wrappers.splice(0).forEach(w => w.unmount()))
 describe('inventory turnover page fixed snapshot behavior', () => {
+  it('honors an explicit new route token in the same scope and reloads its overview', async () => {
+    const w = page(); await flushPromises()
+    expect(mocks.turnover.mock.calls.at(-1)![0].snapshotContext).toBeUndefined()
+    mocks.route.query = { endDate: '2026-10-12', warehouseCode: 'A', snapshotContext: 'token-T2' }
+    await flushPromises()
+    expect(mocks.turnover.mock.calls.at(-1)![0]).toMatchObject({ warehouseCode: 'A', snapshotContext: 'token-T2', includeOverview: true })
+    w.findComponent(table).vm.$emit('update:page', 2); await flushPromises()
+    expect(mocks.turnover.mock.calls.at(-1)![0]).toMatchObject({ snapshotContext: 'token-T2', includeOverview: false, current: 2 })
+  })
   it('loads the first warehouse once and keeps charts/context across filtered pagination', async () => {
     const w = page(); await flushPromises()
     expect(mocks.turnover).toHaveBeenCalledTimes(1)
diff --git a/src/modules/self-operated/components/InventoryTurnoverView.vue b/src/modules/self-operated/components/InventoryTurnoverView.vue
index f8ba9f6f..56514983 100644
--- a/src/modules/self-operated/components/InventoryTurnoverView.vue
+++ b/src/modules/self-operated/components/InventoryTurnoverView.vue
@@ -11,11 +11,11 @@ import ApiErrorMeta from '@/shared/components/ApiErrorMeta.vue'
 import { getApiErrorDetails, type ApiErrorDetails } from '@/shared/api/http'
 import { useAccessPreviewStore } from '@/core/access/accessPreview'
 import { analyticsApi } from '../api/analytics'
-import { RequestFence, beijingTime, contextParams, reasonsText } from '../state'
+import { RequestFence, beijingTime, contextParams } from '../state'
 import type { DailyResponse, Overview } from '../types'
 import type { TurnoverQuery, TurnoverResponse, TurnoverRow, TurnoverSort, TurnoverWindow } from '../turnoverTypes'
 import { turnoverRoute, validateTurnover, yesterdayBeijing, turnoverSorts } from '../turnoverNavigation'
-import { totalText, turnoverChart, turnoverNumber, windowText } from '../turnoverPresentation'
+import { totalText, turnoverChart, turnoverNumber, windowText, turnoverReasonsText as reasonsText } from '../turnoverPresentation'
 import AnalyticsChart from './AnalyticsChart.vue'
 import ChartDetailsDialog from './ChartDetailsDialog.vue'
 import SkuTrend from './SkuTrend.vue'
@@ -90,9 +90,9 @@ async function load(refresh = false) {
     if (!warehouses.value.some(w => w.value === q.warehouseCode)) throw new Error('指定仓库不可用，请重新选择有权限的仓库')
   } catch (cause) { loading.value = false; inputError.value = (cause as Error).message; return }
   const sameScope = applied.value && scopeKey(applied.value) === scopeKey(q)
-  q.snapshotContext = refresh ? undefined : sameScope ? data.value?.context.snapshotContext : linkedSnapshot
+  q.snapshotContext = refresh ? undefined : linkedSnapshot ?? (sameScope ? data.value?.context.snapshotContext : undefined)
   linkedSnapshot = undefined
-  q.includeOverview = refresh || !data.value?.summary || !applied.value || overviewKey(applied.value) !== overviewKey(q)
+  q.includeOverview = refresh || q.snapshotContext !== data.value?.context.snapshotContext || !data.value?.summary || !applied.value || overviewKey(applied.value) !== overviewKey(q)
   if (!q.snapshotContext) { q.current = 1; page.value = 1; q.includeOverview = true }
   const previous = data.value
   const request = fence.begin(); loading.value = true
diff --git a/src/modules/self-operated/operation-matrix.md b/src/modules/self-operated/operation-matrix.md
index 7f6d85a9..0afd7f85 100644
--- a/src/modules/self-operated/operation-matrix.md
+++ b/src/modules/self-operated/operation-matrix.md
@@ -4,6 +4,7 @@
 
 | 页面 | 操作 | 依据与承载结论 | 布局与验证 |
 | --- | --- | --- | --- |
+| /self-operated/inventory | 库存周转／库存明细、SKU／货主 | 当前维护入口 `docs/自营业务/库存周转视图设计.md`：默认周转、默认合法仓及SKU；可选货主仅限本视图。三窗同屏、四指标、两张240px图表、关注过滤和分页；原总览严格下钻继续进入库存明细 | 概览与列表共用固定上下文，显式深链换版同时换概览；SKU趋势1120px居中弹框，样本证据1040px居中弹框；未知不补零，待人工1920×1080、100%截图确认 |
 | 自营业务全部图表 | 统一ECharts | 2026-10-13 用户要求全面替换手写图表：经营总览日趋势、库存七桶与三个榜单、SKU日趋势、采集进度环统一通过AnalyticsChart使用ECharts Canvas；移除SVG路径生成与CSS条形绘图，保留真实数量、未知／零区分及原有下钻边界 | 日期点／分类轴／柱体点击及展开表格键盘操作同资格；未知进度仅空环；坐标、tooltip、缩放及尺寸由组件配置；待人工1920×1080、100%截图确认 |
 | 库存／销量 | SKU每日出库趋势连线与坐标 | 2026-10-13 用户反馈线未连接、坐标不显示，并明确要求图表组件：保留居中弹框，改用ECharts＋vue-echarts（Canvas），配置日期轴、数量轴、网格、提示框、图例说明和范围缩放；相邻有效日连接，涉及未完整日用虚线，未知或缺失日期断线 | 库存／销量／总览的SKU弹框共用组件；总览主图的连线修复同步回归；不把未知补零；待人工1920×1080、100%截图确认 |
 | /self-operated/collection | 看板配色 | 2026-10-13 用户追加当前页面与原型首页截图：采用蓝紫主色、浅色圆形装饰数量卡、绿／橙数量强调；流程与仓库结果增加色彩层次，保持原有左右布局及真实状态文字 | 仅本看板作用域内应用；颜色不代替状态或代表未知完成度；待人工1920×1080、100%截图确认 |
diff --git a/src/modules/self-operated/turnoverPresentation.test.ts b/src/modules/self-operated/turnoverPresentation.test.ts
index b9a8bdfe..e7e0d3a6 100644
--- a/src/modules/self-operated/turnoverPresentation.test.ts
+++ b/src/modules/self-operated/turnoverPresentation.test.ts
@@ -1,7 +1,12 @@
 import { describe, expect, it } from 'vitest'
-import { turnoverChart, turnoverNumber, windowText } from './turnoverPresentation'
+import { turnoverChart, turnoverNumber, windowText, turnoverReasonsText } from './turnoverPresentation'
 import type { TurnoverCharts, TurnoverWindowMetric } from './turnoverTypes'
 describe('turnover honest precision and charts', () => {
+  it('explains missing samples and zero average stock without exposing internal statuses', () => {
+    expect(turnoverReasonsText(['INSUFFICIENT'])).toBe('合格日库存样本不足')
+    expect(turnoverReasonsText(['ZERO_AVERAGE_STOCK'])).toContain('每日观测未捕获存量')
+    expect(turnoverReasonsText(['INVENTORY_UNKNOWN_OR_STALE'])).toContain('已过期')
+  })
   it('keeps tiny positive values distinct from zero and unknown', () => {
     expect(turnoverNumber(0.000001)).toBe('<0.01')
     expect(turnoverNumber(0.01, 1)).toBe('<0.1')
diff --git a/src/modules/self-operated/turnoverPresentation.ts b/src/modules/self-operated/turnoverPresentation.ts
index 8da906c9..f1e828a0 100644
--- a/src/modules/self-operated/turnoverPresentation.ts
+++ b/src/modules/self-operated/turnoverPresentation.ts
@@ -1,6 +1,16 @@
 import type { Quantity } from './types'
 import type { TurnoverCharts, TurnoverTotal, TurnoverWindowMetric } from './turnoverTypes'
 import type { EChartsOption } from 'echarts'
+import { reasonsText } from './state'
+const turnoverLabels: Record<string, string> = {
+  INSUFFICIENT: '合格日库存样本不足', ZERO_AVERAGE_STOCK: '每日观测未捕获存量，无法计算周转',
+  INVENTORY_UNKNOWN_OR_STALE: '当前库存未知、异常或已过期', NOT_APPLICABLE: '货主不计算整体可售天数',
+  SALES_OR_STOCK_UNASSESSABLE: '部分商品的销量或库存不足以判断',
+  SALES_WINDOW_UNAVAILABLE: '同期销量或商品观察证据不足',
+}
+export function turnoverReasonsText(reasons: readonly string[] | null | undefined) {
+  return reasons?.map(reason => turnoverLabels[reason] ?? reasonsText([reason])).join('、') || '—'
+}
 export function turnoverNumber(value: Quantity | undefined, decimals = 2) {
   if (value == null || value === '' || !Number.isFinite(Number(value))) return '—'
   const n = Number(value)
@@ -8,6 +18,7 @@ export function turnoverNumber(value: Quantity | undefined, decimals = 2) {
   return n.toLocaleString('zh-CN', { maximumFractionDigits: decimals })
 }
 export function totalText(total: TurnoverTotal) {
+  if (total.value == null && total.knownSubtotal == null && total.unknownSkuCount === 0) return turnoverReasonsText(total.reasonCodes)
   return total.value != null ? turnoverNumber(total.value) : `已知 ${turnoverNumber(total.knownSubtotal)}；${total.unknownSkuCount} SKU待核验`
 }
 export function windowText(metric: TurnoverWindowMetric | undefined) {
@@ -18,7 +29,8 @@ export function turnoverChart(charts: TurnoverCharts, kind: 'owners' | 'daily'):
   const owners = kind === 'owners'
   const rows = owners ? charts.ownerPhysicalTop : charts.averageDaily
   return {
-    aria: { enabled: true }, animationDuration: 450, color: ['#6c7bea'],
+    aria: { enabled: true }, animation: typeof window === 'undefined' || !window.matchMedia?.('(prefers-reduced-motion: reduce)').matches,
+    animationDuration: 450, color: ['#6c7bea'],
     tooltip: { trigger: 'axis', renderMode: 'richText' }, grid: { left: 12, right: 24, top: 16, bottom: 20, containLabel: true },
     xAxis: owners ? { type: 'value', name: '件' } : { type: 'category', data: charts.averageDaily.map(w => `${w.days}日`) },
     yAxis: owners ? { type: 'category', inverse: true, data: charts.ownerPhysicalTop.map(w => w.customerName || w.customerCode) } : { type: 'value', name: '件/日' },
diff --git a/src/modules/self-operated/turnoverTypes.ts b/src/modules/self-operated/turnoverTypes.ts
index d89c385d..0c16c2ff 100644
--- a/src/modules/self-operated/turnoverTypes.ts
+++ b/src/modules/self-operated/turnoverTypes.ts
@@ -1,6 +1,6 @@
 import type { QueryContext, Quantity } from './types'
 
-// Inventory-turnover integration contract. Backend implementation and HTTP acceptance are pending.
+// Fixed-version read contract; Long identifiers and totals use the service's string serializer.
 export type TurnoverWindow = 7 | 15 | 30
 export type TurnoverGroup = 'SKU' | 'OWNER'
 export type TurnoverFocus = 'ALL' | 'NO_OUTBOUND_30D' | 'COVERAGE_GT' | 'COVERAGE_LE' | 'FROZEN' | 'DEFECTIVE' | 'UNASSESSABLE'
@@ -44,5 +44,5 @@ export interface TurnoverCharts {
 }
 export interface TurnoverResponse {
   context: TurnoverContext; summary: TurnoverOverview | null; charts: TurnoverCharts | null
-  rows: TurnoverRow[]; total: number
+  rows: TurnoverRow[]; total: string | number
 }