diff --git a/src/App.vue b/src/App.vue
index 3d8960f..cde3be2 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed, onMounted, ref } from 'vue'
 import { useTabStore } from '@/pinia/tab'
-import HomeEntryView from '@/components/views/HomeEntryView.vue'
+import HomeEntryView from '@/features/workbench/components/HomeEntryView.vue'
 import Tab from '@/layout/tab.vue'
 import { waitForHydration } from '@/pinia/Plugin/indexdb'
 
diff --git a/src/components/ht/Ht.vue b/src/features/ht/components/Ht.vue
similarity index 81%
rename from src/components/ht/Ht.vue
rename to src/features/ht/components/Ht.vue
index b39217a..c6d5829 100644
--- a/src/components/ht/Ht.vue
+++ b/src/features/ht/components/Ht.vue
@@ -12,6 +12,27 @@ import { useZxFwPricingHtFeeStore } from '@/pinia/zxFwPricingHtFee'
 import { useKvStore } from '@/pinia/kv'
 import { ArrowUp, Edit3, GripVertical, MoreHorizontal, Plus, Trash2, X } from 'lucide-vue-next'
 import { decodeZwArchive, encodeZwArchive } from '@/lib/zwArchive'
+import {
+  formatDateTime,
+  isEntryRelatedToAnyContract,
+  normalizeContractsFromPayload,
+  normalizeOrder,
+  type ContractItem
+} from '@/features/ht/contracts'
+import {
+  applyImportedContractPiniaPayload,
+  buildContractPiniaPayload,
+  readContractRelatedForageEntries,
+  readContractRelatedKeyedEntries
+} from '@/features/ht/importExport'
+import type {
+  HourlyMethodStateLike,
+  HtFeeMainRowLike,
+  QuantityMethodStateLike,
+  RateMethodStateLike,
+  XmBaseInfoState,
+  XmScaleState
+} from '@/features/ht/types'
 import {
   cloneJson,
   CONTRACT_CONSULT_FACTOR_KEY_PREFIX,
@@ -24,16 +45,13 @@ import {
   isContractRelatedForageKey,
   isContractRelatedKeyedStateKey,
   isContractSegmentPackage,
-  isRecord,
   normalizeContractSegmentPackage,
   PROJECT_INFO_KEY,
   PROJECT_SCALE_KEY,
   PRICING_KEY_PREFIXES,
   rewriteKeyWithContractId,
   SERVICE_KEY_PREFIX,
-  SERVICE_PRICING_METHODS,
-  type ContractSegmentPackage,
-  type DataEntry
+  type ContractSegmentPackage
 } from '@/lib/contractSegment'
 import { industryTypeList } from '@/sql'
 import { roundTo } from '@/lib/decimal'
@@ -55,53 +73,6 @@ import {
   ToastViewport
 } from 'reka-ui'
 
-interface ContractItem {
-  id: string
-  name: string
-  order: number
-  createdAt: string
-}
-
-interface XmBaseInfoState {
-  projectIndustry?: string
-}
-
-interface XmScaleState {
-  detailRows?: unknown[]
-  roughCalcEnabled?: boolean
-  totalAmount?: number | null
-}
-
-interface HtFeeMainRowLike {
-  id?: unknown
-}
-
-interface RateMethodStateLike {
-  budgetFee?: unknown
-}
-
-interface HourlyMethodRowLike {
-  serviceBudget?: unknown
-  adoptedBudgetUnitPrice?: unknown
-  personnelCount?: unknown
-  workdayCount?: unknown
-}
-
-interface HourlyMethodStateLike {
-  detailRows?: HourlyMethodRowLike[]
-}
-
-interface QuantityMethodRowLike {
-  id?: unknown
-  budgetFee?: unknown
-  quantity?: unknown
-  unitPrice?: unknown
-}
-
-interface QuantityMethodStateLike {
-  detailRows?: QuantityMethodRowLike[]
-}
-
 const STORAGE_KEY = 'ht-card-v1'
 const tabStore = useTabStore()
 const zxFwPricingStore = useZxFwPricingStore()
@@ -206,21 +177,6 @@ const budgetRefreshSignature = computed(() => {
     .join('|')
 })
 
-const normalizeOrder = (list: ContractItem[]): ContractItem[] =>
-  list.map((item, index) => ({
-    ...item,
-    order: index,
-    createdAt: item.createdAt || new Date().toISOString()
-  }))
-
-const formatDateTime = (value: string) => {
-  if (!value) return '-'
-  const date = new Date(value)
-  if (Number.isNaN(date.getTime())) return '-'
-  const pad = (n: number) => String(n).padStart(2, '0')
-  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())} ${pad(date.getHours())}:${pad(date.getMinutes())}`
-}
-
 const notify = (text: string) => {
   toastTitle.value = '操作成功'
   toastText.value = text
@@ -570,157 +526,6 @@ const initializeContractScaleData = async (contractId: string) => {
   await kvStore.setItem(`${CONTRACT_KEY_PREFIX}${contractId}`, payload)
 }
 
-const normalizeContractsFromPayload = (value: unknown): ContractItem[] => {
-  if (!Array.isArray(value)) return []
-  return value
-    .filter(item => item && typeof item === 'object')
-    .map((item, index) => {
-      const row = item as Partial<ContractItem>
-      const name = typeof row.name === 'string' ? row.name.trim() : ''
-      const createdAt = typeof row.createdAt === 'string' ? row.createdAt : new Date().toISOString()
-      const id = typeof row.id === 'string' ? row.id : `import-contract-${index}`
-      return {
-        id,
-        name: name || `导入合同段-${index + 1}`,
-        order: index,
-        createdAt
-      }
-    })
-}
-
-const buildContractPiniaPayload = async (contractIds: string[]) => {
-  const idSet = new Set(contractIds.map(id => String(id || '').trim()).filter(Boolean))
-  const payload = {
-    contracts: {} as Record<string, unknown>,
-    servicePricingStates: {} as Record<string, unknown>,
-    htFeeMainStates: {} as Record<string, unknown>,
-    htFeeMethodStates: {} as Record<string, unknown>
-  }
-  if (idSet.size === 0) return payload
-
-  await Promise.all(Array.from(idSet).map(id => zxFwPricingStore.loadContract(id)))
-
-  for (const contractId of idSet) {
-    const contractState = zxFwPricingStore.getContractState(contractId)
-    if (contractState) {
-      payload.contracts[contractId] = cloneJson(contractState)
-    }
-
-    const servicePricingState = zxFwPricingStore.servicePricingStates[contractId]
-    if (isRecord(servicePricingState)) {
-      payload.servicePricingStates[contractId] = cloneJson(servicePricingState)
-    }
-
-    const mainPrefix = `htExtraFee-${contractId}-`
-    for (const [mainKey, mainState] of Object.entries(zxFwPricingStore.htFeeMainStates)) {
-      if (!mainKey.startsWith(mainPrefix)) continue
-      payload.htFeeMainStates[mainKey] = cloneJson(mainState)
-    }
-
-    for (const [mainKey, methodState] of Object.entries(zxFwPricingStore.htFeeMethodStates)) {
-      if (!mainKey.startsWith(mainPrefix)) continue
-      payload.htFeeMethodStates[mainKey] = cloneJson(methodState)
-    }
-  }
-
-  return payload
-}
-
-const applyImportedContractPiniaPayload = async (
-  piniaPayload: unknown,
-  oldToNewIdMap: Map<string, string>
-) => {
-  if (!isRecord(piniaPayload)) return
-  const zxFwPayload = isRecord(piniaPayload.zxFwPricing) ? piniaPayload.zxFwPricing : null
-  if (!zxFwPayload) return
-
-  const contractsMap = isRecord(zxFwPayload.contracts) ? zxFwPayload.contracts : {}
-  const servicePricingStatesMap = isRecord(zxFwPayload.servicePricingStates) ? zxFwPayload.servicePricingStates : {}
-  const htFeeMainStatesMap = isRecord(zxFwPayload.htFeeMainStates) ? zxFwPayload.htFeeMainStates : {}
-  const htFeeMethodStatesMap = isRecord(zxFwPayload.htFeeMethodStates) ? zxFwPayload.htFeeMethodStates : {}
-
-  for (const [oldId, newId] of oldToNewIdMap.entries()) {
-    const rawContractState = contractsMap[oldId]
-    if (isRecord(rawContractState) && Array.isArray(rawContractState.detailRows)) {
-      await zxFwPricingStore.setContractState(newId, rawContractState as any)
-    }
-
-    const rawServicePricingByService = servicePricingStatesMap[oldId]
-    if (isRecord(rawServicePricingByService)) {
-      for (const [serviceId, rawServiceMethods] of Object.entries(rawServicePricingByService)) {
-        if (!isRecord(rawServiceMethods)) continue
-        for (const method of SERVICE_PRICING_METHODS) {
-          const methodState = rawServiceMethods[method]
-          if (!isRecord(methodState) || !Array.isArray(methodState.detailRows)) continue
-          zxFwPricingStore.setServicePricingMethodState(newId, serviceId, method, methodState as any, { force: true })
-        }
-      }
-    }
-
-    const oldMainPrefix = `htExtraFee-${oldId}-`
-    const newMainPrefix = `htExtraFee-${newId}-`
-    for (const [oldMainKey, rawMainState] of Object.entries(htFeeMainStatesMap)) {
-      if (!oldMainKey.startsWith(oldMainPrefix)) continue
-      if (!isRecord(rawMainState) || !Array.isArray(rawMainState.detailRows)) continue
-      const newMainKey = oldMainKey.replace(oldMainPrefix, newMainPrefix)
-      zxFwPricingStore.setHtFeeMainState(newMainKey, rawMainState as any, { force: true })
-    }
-
-    for (const [oldMainKey, rawByRow] of Object.entries(htFeeMethodStatesMap)) {
-      if (!oldMainKey.startsWith(oldMainPrefix)) continue
-      if (!isRecord(rawByRow)) continue
-      const newMainKey = oldMainKey.replace(oldMainPrefix, newMainPrefix)
-      for (const [rowId, rawByMethod] of Object.entries(rawByRow)) {
-        if (!isRecord(rawByMethod)) continue
-        const ratePayload = rawByMethod['rate-fee']
-        const hourlyPayload = rawByMethod['hourly-fee']
-        const quantityPayload = rawByMethod['quantity-unit-price-fee']
-        if (ratePayload != null) {
-          zxFwPricingStore.setHtFeeMethodState(newMainKey, rowId, 'rate-fee', cloneJson(ratePayload), { force: true })
-        }
-        if (hourlyPayload != null) {
-          zxFwPricingStore.setHtFeeMethodState(newMainKey, rowId, 'hourly-fee', cloneJson(hourlyPayload), { force: true })
-        }
-        if (quantityPayload != null) {
-          zxFwPricingStore.setHtFeeMethodState(newMainKey, rowId, 'quantity-unit-price-fee', cloneJson(quantityPayload), { force: true })
-        }
-      }
-    }
-  }
-}
-
-const readContractRelatedForageEntries = async (contractIds: string[]) => {
-  const keys = await kvStore.keys()
-  const idSet = new Set(contractIds)
-  const targetKeys = keys.filter(key => {
-    for (const id of idSet) {
-      if (isContractRelatedForageKey(key, id)) return true
-    }
-    return false
-  })
-  return Promise.all(
-    targetKeys.map(async key => ({
-      key,
-      value: await kvStore.getItem(key)
-    }))
-  )
-}
-
-const readContractRelatedKeyedEntries = (contractIds: string[]) => {
-  const idSet = new Set(contractIds.map(id => String(id || '').trim()).filter(Boolean))
-  return Object.entries(zxFwPricingStore.keyedStates)
-    .filter(([key]) => {
-      for (const id of idSet) {
-        if (isContractRelatedKeyedStateKey(key, id)) return true
-      }
-      return false
-    })
-    .map(([key, value]) => ({
-      key,
-      value: cloneJson(value)
-    }))
-}
-
 const exportSelectedContracts = async () => {
   if (selectedContractIds.value.length === 0) {
     window.alert('请先勾选至少一个合同段。')
@@ -737,12 +542,14 @@ const exportSelectedContracts = async () => {
       }))
 
     const localforageEntries = await readContractRelatedForageEntries(
+      kvStore,
       selectedContracts.map(item => item.id)
     )
     const keyedEntries = readContractRelatedKeyedEntries(
+      zxFwPricingStore,
       selectedContracts.map(item => item.id)
     )
-    const piniaPayload = await buildContractPiniaPayload(selectedContracts.map(item => item.id))
+    const piniaPayload = await buildContractPiniaPayload(zxFwPricingStore, selectedContracts.map(item => item.id))
 
     const projectIndustry = await getCurrentProjectIndustry()
     if (!projectIndustry) {
@@ -825,6 +632,13 @@ const importContractSegments = async (event: Event) => {
 
     const importedEntries = normalizedPackage.localforageEntries
     const importedKeyedEntries = normalizedPackage.keyedEntries
+    const importedContractIdSet = new Set(importedContracts.map(item => String(item.id || '').trim()).filter(Boolean))
+    const filteredImportedEntries = importedEntries.filter(entry =>
+      isEntryRelatedToAnyContract(entry.key, importedContractIdSet, isContractRelatedForageKey)
+    )
+    const filteredImportedKeyedEntries = importedKeyedEntries.filter(entry =>
+      isEntryRelatedToAnyContract(entry.key, importedContractIdSet, isContractRelatedKeyedStateKey)
+    )
     const usedIds = new Set(contracts.value.map(item => item.id))
     const oldToNewIdMap = new Map<string, string>()
     const nextContracts: ContractItem[] = importedContracts.map((item, index) => {
@@ -838,7 +652,7 @@ const importContractSegments = async (event: Event) => {
       }
     })
 
-    const rewrittenEntries = importedEntries.map(entry => {
+    const rewrittenEntries = filteredImportedEntries.map(entry => {
       let nextKey = entry.key
       for (const [oldId, newId] of oldToNewIdMap.entries()) {
         if (!nextKey.includes(oldId)) continue
@@ -850,7 +664,7 @@ const importContractSegments = async (event: Event) => {
       }
     })
 
-    const rewrittenKeyedEntries = importedKeyedEntries.map(entry => {
+    const rewrittenKeyedEntries = filteredImportedKeyedEntries.map(entry => {
       let nextKey = entry.key
       for (const [oldId, newId] of oldToNewIdMap.entries()) {
         if (!nextKey.includes(oldId)) continue
@@ -866,7 +680,7 @@ const importContractSegments = async (event: Event) => {
     for (const entry of rewrittenKeyedEntries) {
       zxFwPricingStore.setKeyState(entry.key, cloneJson(entry.value), { force: true })
     }
-    await applyImportedContractPiniaPayload(normalizedPackage.piniaState, oldToNewIdMap)
+    await applyImportedContractPiniaPayload(zxFwPricingStore, normalizedPackage.piniaState, oldToNewIdMap)
 
     contracts.value = [...contracts.value, ...nextContracts]
     await saveContracts()
@@ -1738,214 +1552,5 @@ watch(budgetRefreshSignature, (next, prev) => {
   </ToastProvider>
 </template>
 
-<style scoped>
-.ht-contract-scroll-area :deep([data-slot='scroll-area-viewport']) {
-  overscroll-behavior: contain;
-  scroll-snap-type: y mandatory;
-  padding-top: 6px;
-}
-
-.ht-contract-scroll-area.is-dragging :deep([data-slot='scroll-area-viewport']) {
-  scroll-snap-type: none;
-}
-
-.ht-contract-scroll-area :deep(.ht-sortable-ghost) {
-  opacity: 0.35;
-}
-
-.ht-contract-scroll-area :deep(.ht-sortable-chosen),
-.ht-contract-scroll-area :deep(.ht-sortable-drag) {
-  will-change: transform, opacity;
-  transform: translateZ(0);
-  backface-visibility: hidden;
-}
-
-.ht-contract-card {
-  will-change: transform, opacity;
-  transform: translate3d(0, 0, 0);
-  backface-visibility: hidden;
-  isolation: isolate;
-  overflow: visible;
-  z-index: 0;
-  transition:
-    transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
-    box-shadow 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
-    border-color 180ms ease;
-  box-shadow:
-    0 1px 2px hsl(var(--foreground) / 0.04),
-    0 6px 16px hsl(var(--foreground) / 0.06);
-}
-
-.ht-contract-card::before {
-  content: '';
-  position: absolute;
-  inset: -4px;
-  border-radius: inherit;
-  pointer-events: none;
-  background: linear-gradient(
-    130deg,
-    hsl(var(--primary) / 0.42) 0%,
-    hsl(var(--primary) / 0.22) 36%,
-    hsl(var(--foreground) / 0.09) 70%,
-    transparent 100%
-  );
-  opacity: 0;
-  transition: opacity 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
-}
-
-.ht-contract-card::after {
-  content: '';
-  position: absolute;
-  left: 6px;
-  right: 6px;
-  bottom: -30px;
-  height: 52px;
-  border-radius: 999px;
-  pointer-events: none;
-  background:
-    radial-gradient(ellipse at center,
-      hsl(var(--primary) / 0.42) 0%,
-      hsl(var(--primary) / 0.24) 34%,
-      hsl(var(--foreground) / 0.20) 58%,
-      transparent 86%);
-  filter: blur(18px);
-  opacity: 0;
-  transform: translateY(4px);
-  transition:
-    opacity 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
-    transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
-}
-
-.ht-contract-card:hover {
-  transform: translate3d(0, -5px, 0);
-  z-index: 14;
-  box-shadow:
-    0 0 0 1.5px hsl(var(--primary) / 0.62),
-    0 0 28px hsl(var(--primary) / 0.34),
-    0 0 56px hsl(var(--primary) / 0.22),
-    0 16px 34px hsl(var(--foreground) / 0.22),
-    0 32px 60px hsl(var(--foreground) / 0.18);
-  border-color: hsl(var(--primary) / 0.72);
-}
-
-.ht-contract-card:hover::before {
-  opacity: 1;
-}
-
-.ht-contract-card:hover::after {
-  opacity: 0.95;
-  transform: translateY(0);
-}
-
-.ht-contract-card:active {
-  transform: translate3d(0, -2px, 0);
-  box-shadow:
-    0 5px 12px hsl(var(--foreground) / 0.10),
-    0 10px 20px hsl(var(--foreground) / 0.10);
-}
-
-.ht-contract-card--ready {
-  opacity: 1;
-  transform: translate3d(0, 0, 0);
-}
-
-.ht-contract-card--enter {
-  animation: ht-card-slide-in 560ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
-  animation-delay: var(--ht-card-enter-delay, 0ms);
-}
-
-.ht-contract-card--selecting {
-  transform-origin: 50% 100%;
-  animation: ht-card-select-wave 2200ms linear infinite both;
-  animation-delay: var(--ht-card-select-delay, 0ms);
-}
-
-.ht-contract-card--selecting:hover {
-  animation-play-state: paused;
-}
-
-.ht-contract-card--selecting.ht-contract-card--selected {
-  animation: none;
-  transform: translate3d(0, 0, 0) rotate(0deg);
-}
-
-.ht-contract-card--selected {
-  border-color: hsl(var(--primary));
-  transform: translate3d(0, -4px, 0);
-  box-shadow:
-    0 0 0 1px hsl(var(--primary) / 0.34),
-    0 12px 24px hsl(var(--primary) / 0.18),
-    0 22px 36px hsl(var(--foreground) / 0.10);
-}
-
-.ht-contract-card--selected::before {
-  opacity: 1;
-}
-
-.ht-contract-card--selected::after {
-  opacity: 1;
-  transform: translateY(0);
-}
-
-@keyframes ht-card-slide-in {
-  from {
-    opacity: 0;
-    transform: translate3d(44px, 0, 0);
-  }
-  to {
-    opacity: 1;
-    transform: translate3d(0, 0, 0);
-  }
-}
-
-@keyframes ht-card-select-wave {
-  0%,
-  100% {
-    transform: translate3d(0, 0, 0) rotate(0deg);
-  }
-  11% {
-    transform: translate3d(-0.4px, 0, 0) rotate(-0.7deg);
-  }
-  22% {
-    transform: translate3d(-0.9px, 0, 0) rotate(-1.6deg);
-  }
-  34% {
-    transform: translate3d(-1.2px, 0, 0) rotate(-2.3deg);
-  }
-  48% {
-    transform: translate3d(-0.2px, 0, 0) rotate(-0.4deg);
-  }
-  62% {
-    transform: translate3d(0.8px, 0, 0) rotate(1.5deg);
-  }
-  76% {
-    transform: translate3d(1.25px, 0, 0) rotate(2.35deg);
-  }
-  88% {
-    transform: translate3d(0.35px, 0, 0) rotate(0.65deg);
-  }
-}
-
-@media (prefers-reduced-motion: reduce) {
-  .ht-contract-card--enter,
-  .ht-contract-card--selecting {
-    animation: none;
-    opacity: 1;
-    transform: none;
-  }
-
-  .ht-contract-card,
-  .ht-contract-card:hover,
-  .ht-contract-card:active,
-  .ht-contract-card--selected {
-    transition: none;
-    transform: none;
-  }
-
-  .ht-contract-card::before,
-  .ht-contract-card::after {
-    transition: none;
-  }
-}
-</style>
+<style scoped src="@/features/ht/ht.css"></style>
 
diff --git a/src/components/ht/HtAdditionalWorkFee.vue b/src/features/ht/components/HtAdditionalWorkFee.vue
similarity index 88%
rename from src/components/ht/HtAdditionalWorkFee.vue
rename to src/features/ht/components/HtAdditionalWorkFee.vue
index 17b17af..d07abcb 100644
--- a/src/components/ht/HtAdditionalWorkFee.vue
+++ b/src/features/ht/components/HtAdditionalWorkFee.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed } from 'vue'
-import HtFeeMethodGrid from '@/components/shared/HtFeeMethodGrid.vue'
+import HtFeeMethodGrid from '@/features/shared/components/HtFeeMethodGrid.vue'
 import { additionalWorkList } from '@/sql'
 
 const props = defineProps<{
diff --git a/src/components/ht/HtBaseInfo.vue b/src/features/ht/components/HtBaseInfo.vue
similarity index 100%
rename from src/components/ht/HtBaseInfo.vue
rename to src/features/ht/components/HtBaseInfo.vue
diff --git a/src/components/ht/HtConsultCategoryFactor.vue b/src/features/ht/components/HtConsultCategoryFactor.vue
similarity index 96%
rename from src/components/ht/HtConsultCategoryFactor.vue
rename to src/features/ht/components/HtConsultCategoryFactor.vue
index 1a2a89c..c2ce0a2 100644
--- a/src/components/ht/HtConsultCategoryFactor.vue
+++ b/src/features/ht/components/HtConsultCategoryFactor.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed, onActivated, onMounted, ref } from 'vue'
 import { getServiceDictEntries, isIndustryEnabledByType, getIndustryTypeValue } from '@/sql'
-import XmFactorGrid from '@/components/shared/XmFactorGrid.vue'
+import XmFactorGrid from '@/features/shared/components/XmFactorGrid.vue'
 import { useKvStore } from '@/pinia/kv'
 
 const props = defineProps<{
diff --git a/src/components/ht/HtContractSummary.vue b/src/features/ht/components/HtContractSummary.vue
similarity index 100%
rename from src/components/ht/HtContractSummary.vue
rename to src/features/ht/components/HtContractSummary.vue
diff --git a/src/components/ht/HtFeeRateMethodForm.vue b/src/features/ht/components/HtFeeRateMethodForm.vue
similarity index 100%
rename from src/components/ht/HtFeeRateMethodForm.vue
rename to src/features/ht/components/HtFeeRateMethodForm.vue
diff --git a/src/components/ht/HtMajorFactor.vue b/src/features/ht/components/HtMajorFactor.vue
similarity index 96%
rename from src/components/ht/HtMajorFactor.vue
rename to src/features/ht/components/HtMajorFactor.vue
index 3a4a352..f7ee357 100644
--- a/src/components/ht/HtMajorFactor.vue
+++ b/src/features/ht/components/HtMajorFactor.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed, onActivated, onMounted, ref } from 'vue'
 import { getMajorDictEntries, isMajorIdInIndustryScope } from '@/sql'
-import XmFactorGrid from '@/components/shared/XmFactorGrid.vue'
+import XmFactorGrid from '@/features/shared/components/XmFactorGrid.vue'
 import { useKvStore } from '@/pinia/kv'
 
 interface XmBaseInfoState {
diff --git a/src/components/ht/HtReserveFee.vue b/src/features/ht/components/HtReserveFee.vue
similarity index 87%
rename from src/components/ht/HtReserveFee.vue
rename to src/features/ht/components/HtReserveFee.vue
index 5ca514a..a418a99 100644
--- a/src/components/ht/HtReserveFee.vue
+++ b/src/features/ht/components/HtReserveFee.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed } from 'vue'
-import HtFeeMethodGrid from '@/components/shared/HtFeeMethodGrid.vue'
+import HtFeeMethodGrid from '@/features/shared/components/HtFeeMethodGrid.vue'
 import { reserveList } from '@/sql'
 
 const props = defineProps<{
diff --git a/src/components/ht/htCard.vue b/src/features/ht/components/htCard.vue
similarity index 95%
rename from src/components/ht/htCard.vue
rename to src/features/ht/components/htCard.vue
index 42ce7c8..85d7680 100644
--- a/src/components/ht/htCard.vue
+++ b/src/features/ht/components/htCard.vue
@@ -200,7 +200,7 @@ const htView = markRaw(
     name: 'HtInfoWithProps',
     setup() {
       const AsyncHtInfo = defineAsyncComponent({
-        loader: () => import('@/components/ht/htInfo.vue'),
+        loader: () => import('@/features/ht/components/htInfo.vue'),
         onError: (err) => {
           console.error('加载 htInfo 组件失败：', err);
         }
@@ -219,7 +219,7 @@ const zxfwView = markRaw(
     name: 'ZxFwWithProps',
     setup() {
       const AsyncZxFw = defineAsyncComponent({
-        loader: () => import('@/components/ht/zxFw.vue'),
+        loader: () => import('@/features/ht/components/zxFw.vue'),
         onError: (err) => {
           console.error('加载 zxFw 组件失败：', err);
         }
@@ -238,7 +238,7 @@ const consultCategoryFactorView = markRaw(
     name: 'HtConsultCategoryFactorWithProps',
     setup() {
       const AsyncHtConsultCategoryFactor = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtConsultCategoryFactor.vue'),
+        loader: () => import('@/features/ht/components/HtConsultCategoryFactor.vue'),
         onError: (err) => {
           console.error('加载 HtConsultCategoryFactor 组件失败：', err);
         }
@@ -257,7 +257,7 @@ const majorFactorView = markRaw(
     name: 'HtMajorFactorWithProps',
     setup() {
       const AsyncHtMajorFactor = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtMajorFactor.vue'),
+        loader: () => import('@/features/ht/components/HtMajorFactor.vue'),
         onError: (err) => {
           console.error('加载 HtMajorFactor 组件失败：', err);
         }
@@ -278,7 +278,7 @@ const htBaseInfoView = markRaw(
     name: 'HtBaseInfoWithProps',
     setup() {
       const AsyncHtBaseInfo = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtBaseInfo.vue'),
+        loader: () => import('@/features/ht/components/HtBaseInfo.vue'),
         onError: (err) => {
           console.error('加载 HtBaseInfo 组件失败：', err)
         }
@@ -293,7 +293,7 @@ const additionalWorkFeeView = markRaw(
     name: 'HtAdditionalWorkFeeWithProps',
     setup() {
       const AsyncHtAdditionalWorkFee = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtAdditionalWorkFee.vue'),
+        loader: () => import('@/features/ht/components/HtAdditionalWorkFee.vue'),
         onError: (err) => {
           console.error('加载 HtAdditionalWorkFee 组件失败：', err);
         }
@@ -308,7 +308,7 @@ const reserveFeeView = markRaw(
     name: 'HtReserveFeeWithProps',
     setup() {
       const AsyncHtReserveFee = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtReserveFee.vue'),
+        loader: () => import('@/features/ht/components/HtReserveFee.vue'),
         onError: (err) => {
           console.error('加载 HtReserveFee 组件失败：', err);
         }
@@ -323,7 +323,7 @@ const summaryView = markRaw(
     name: 'HtContractSummaryWithProps',
     setup() {
       const AsyncSummary = defineAsyncComponent({
-        loader: () => import('@/components/ht/HtContractSummary.vue'),
+        loader: () => import('@/features/ht/components/HtContractSummary.vue'),
         onError: (err) => {
           console.error('加载 HtContractSummary 组件失败：', err)
         }
diff --git a/src/components/ht/htInfo.vue b/src/features/ht/components/htInfo.vue
similarity index 89%
rename from src/components/ht/htInfo.vue
rename to src/features/ht/components/htInfo.vue
index 56396ed..3c7e39d 100644
--- a/src/components/ht/htInfo.vue
+++ b/src/features/ht/components/htInfo.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed } from 'vue'
-import CommonAgGrid from '@/components/shared/xmCommonAgGrid.vue'
+import CommonAgGrid from '@/features/shared/components/xmCommonAgGrid.vue'
 
 
 const props = defineProps<{
diff --git a/src/components/ht/zxFw.vue b/src/features/ht/components/zxFw.vue
similarity index 99%
rename from src/components/ht/zxFw.vue
rename to src/features/ht/components/zxFw.vue
index 6e94d35..351e84a 100644
--- a/src/components/ht/zxFw.vue
+++ b/src/features/ht/components/zxFw.vue
@@ -32,7 +32,7 @@ import { getServiceDictEntries, isIndustryEnabledByType, getIndustryTypeValue }
 import { useTabStore } from '@/pinia/tab'
 import { useZxFwPricingStore } from '@/pinia/zxFwPricing'
 import { useKvStore } from '@/pinia/kv'
-import ServiceCheckboxSelector from '@/components/shared/ServiceCheckboxSelector.vue'
+import ServiceCheckboxSelector from '@/features/shared/components/ServiceCheckboxSelector.vue'
 
 interface ServiceItem {
   id: string
diff --git a/src/features/ht/contracts.ts b/src/features/ht/contracts.ts
new file mode 100644
index 0000000..1bd6483
--- /dev/null
+++ b/src/features/ht/contracts.ts
@@ -0,0 +1,50 @@
+export interface ContractItem {
+  id: string
+  name: string
+  order: number
+  createdAt: string
+}
+
+export const normalizeOrder = (list: ContractItem[]): ContractItem[] =>
+  list.map((item, index) => ({
+    ...item,
+    order: index,
+    createdAt: item.createdAt || new Date().toISOString()
+  }))
+
+export const formatDateTime = (value: string) => {
+  if (!value) return '-'
+  const date = new Date(value)
+  if (Number.isNaN(date.getTime())) return '-'
+  const pad = (n: number) => String(n).padStart(2, '0')
+  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())} ${pad(date.getHours())}:${pad(date.getMinutes())}`
+}
+
+export const normalizeContractsFromPayload = (value: unknown): ContractItem[] => {
+  if (!Array.isArray(value)) return []
+  return value
+    .filter(item => item && typeof item === 'object')
+    .map((item, index) => {
+      const row = item as Partial<ContractItem>
+      const name = typeof row.name === 'string' ? row.name.trim() : ''
+      const createdAt = typeof row.createdAt === 'string' ? row.createdAt : new Date().toISOString()
+      const id = typeof row.id === 'string' ? row.id : `import-contract-${index}`
+      return {
+        id,
+        name: name || `导入合同段-${index + 1}`,
+        order: index,
+        createdAt
+      }
+    })
+}
+
+export const isEntryRelatedToAnyContract = (
+  key: string,
+  contractIds: Set<string>,
+  matcher: (entryKey: string, contractId: string) => boolean
+) => {
+  for (const contractId of contractIds) {
+    if (matcher(key, contractId)) return true
+  }
+  return false
+}
diff --git a/src/features/ht/ht.css b/src/features/ht/ht.css
new file mode 100644
index 0000000..f232653
--- /dev/null
+++ b/src/features/ht/ht.css
@@ -0,0 +1,210 @@
+.ht-contract-scroll-area :deep([data-slot='scroll-area-viewport']) {
+  overscroll-behavior: contain;
+  scroll-snap-type: y mandatory;
+  padding-top: 6px;
+}
+
+.ht-contract-scroll-area.is-dragging :deep([data-slot='scroll-area-viewport']) {
+  scroll-snap-type: none;
+}
+
+.ht-contract-scroll-area :deep(.ht-sortable-ghost) {
+  opacity: 0.35;
+}
+
+.ht-contract-scroll-area :deep(.ht-sortable-chosen),
+.ht-contract-scroll-area :deep(.ht-sortable-drag) {
+  will-change: transform, opacity;
+  transform: translateZ(0);
+  backface-visibility: hidden;
+}
+
+.ht-contract-card {
+  will-change: transform, opacity;
+  transform: translate3d(0, 0, 0);
+  backface-visibility: hidden;
+  isolation: isolate;
+  overflow: visible;
+  z-index: 0;
+  transition:
+    transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
+    box-shadow 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
+    border-color 180ms ease;
+  box-shadow:
+    0 1px 2px hsl(var(--foreground) / 0.04),
+    0 6px 16px hsl(var(--foreground) / 0.06);
+}
+
+.ht-contract-card::before {
+  content: '';
+  position: absolute;
+  inset: -4px;
+  border-radius: inherit;
+  pointer-events: none;
+  background: linear-gradient(
+    130deg,
+    hsl(var(--primary) / 0.42) 0%,
+    hsl(var(--primary) / 0.22) 36%,
+    hsl(var(--foreground) / 0.09) 70%,
+    transparent 100%
+  );
+  opacity: 0;
+  transition: opacity 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
+}
+
+.ht-contract-card::after {
+  content: '';
+  position: absolute;
+  left: 6px;
+  right: 6px;
+  bottom: -30px;
+  height: 52px;
+  border-radius: 999px;
+  pointer-events: none;
+  background:
+    radial-gradient(
+      ellipse at center,
+      hsl(var(--primary) / 0.42) 0%,
+      hsl(var(--primary) / 0.24) 34%,
+      hsl(var(--foreground) / 0.20) 58%,
+      transparent 86%
+    );
+  filter: blur(18px);
+  opacity: 0;
+  transform: translateY(4px);
+  transition:
+    opacity 220ms cubic-bezier(0.22, 0.61, 0.36, 1),
+    transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
+}
+
+.ht-contract-card:hover {
+  transform: translate3d(0, -5px, 0);
+  z-index: 14;
+  box-shadow:
+    0 0 0 1.5px hsl(var(--primary) / 0.62),
+    0 0 28px hsl(var(--primary) / 0.34),
+    0 0 56px hsl(var(--primary) / 0.22),
+    0 16px 34px hsl(var(--foreground) / 0.22),
+    0 32px 60px hsl(var(--foreground) / 0.18);
+  border-color: hsl(var(--primary) / 0.72);
+}
+
+.ht-contract-card:hover::before {
+  opacity: 1;
+}
+
+.ht-contract-card:hover::after {
+  opacity: 0.95;
+  transform: translateY(0);
+}
+
+.ht-contract-card:active {
+  transform: translate3d(0, -2px, 0);
+  box-shadow:
+    0 5px 12px hsl(var(--foreground) / 0.10),
+    0 10px 20px hsl(var(--foreground) / 0.10);
+}
+
+.ht-contract-card--ready {
+  opacity: 1;
+  transform: translate3d(0, 0, 0);
+}
+
+.ht-contract-card--enter {
+  animation: ht-card-slide-in 560ms cubic-bezier(0.22, 0.61, 0.36, 1) both;
+  animation-delay: var(--ht-card-enter-delay, 0ms);
+}
+
+.ht-contract-card--selecting {
+  transform-origin: 50% 100%;
+  animation: ht-card-select-wave 2200ms linear infinite both;
+  animation-delay: var(--ht-card-select-delay, 0ms);
+}
+
+.ht-contract-card--selecting:hover {
+  animation-play-state: paused;
+}
+
+.ht-contract-card--selecting.ht-contract-card--selected {
+  animation: none;
+  transform: translate3d(0, 0, 0) rotate(0deg);
+}
+
+.ht-contract-card--selected {
+  border-color: hsl(var(--primary));
+  transform: translate3d(0, -4px, 0);
+  box-shadow:
+    0 0 0 1px hsl(var(--primary) / 0.34),
+    0 12px 24px hsl(var(--primary) / 0.18),
+    0 22px 36px hsl(var(--foreground) / 0.10);
+}
+
+.ht-contract-card--selected::before {
+  opacity: 1;
+}
+
+.ht-contract-card--selected::after {
+  opacity: 1;
+  transform: translateY(0);
+}
+
+@keyframes ht-card-slide-in {
+  from {
+    opacity: 0;
+    transform: translate3d(44px, 0, 0);
+  }
+  to {
+    opacity: 1;
+    transform: translate3d(0, 0, 0);
+  }
+}
+
+@keyframes ht-card-select-wave {
+  0%,
+  100% {
+    transform: translate3d(0, 0, 0) rotate(0deg);
+  }
+  11% {
+    transform: translate3d(-0.4px, 0, 0) rotate(-0.7deg);
+  }
+  22% {
+    transform: translate3d(-0.9px, 0, 0) rotate(-1.6deg);
+  }
+  34% {
+    transform: translate3d(-1.2px, 0, 0) rotate(-2.3deg);
+  }
+  48% {
+    transform: translate3d(-0.2px, 0, 0) rotate(-0.4deg);
+  }
+  62% {
+    transform: translate3d(0.8px, 0, 0) rotate(1.5deg);
+  }
+  76% {
+    transform: translate3d(1.25px, 0, 0) rotate(2.35deg);
+  }
+  88% {
+    transform: translate3d(0.35px, 0, 0) rotate(0.65deg);
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .ht-contract-card--enter,
+  .ht-contract-card--selecting {
+    animation: none;
+    opacity: 1;
+    transform: none;
+  }
+
+  .ht-contract-card,
+  .ht-contract-card:hover,
+  .ht-contract-card:active,
+  .ht-contract-card--selected {
+    transition: none;
+    transform: none;
+  }
+
+  .ht-contract-card::before,
+  .ht-contract-card::after {
+    transition: none;
+  }
+}
diff --git a/src/features/ht/importExport.ts b/src/features/ht/importExport.ts
new file mode 100644
index 0000000..acd01fd
--- /dev/null
+++ b/src/features/ht/importExport.ts
@@ -0,0 +1,172 @@
+import {
+  cloneJson,
+  isContractRelatedForageKey,
+  isContractRelatedKeyedStateKey,
+  isRecord,
+  SERVICE_PRICING_METHODS
+} from '@/lib/contractSegment'
+
+type AnyRecord = Record<string, unknown>
+
+export interface KvStoreLike {
+  keys: () => Promise<string[]>
+  getItem: (key: string) => Promise<unknown>
+}
+
+export interface ZxFwPricingStoreLike {
+  contracts: Record<string, unknown>
+  servicePricingStates: Record<string, unknown>
+  htFeeMainStates: Record<string, unknown>
+  htFeeMethodStates: Record<string, unknown>
+  keyedStates: Record<string, unknown>
+  loadContract: (...args: any[]) => Promise<unknown>
+  getContractState: (...args: any[]) => unknown
+  setContractState: (...args: any[]) => Promise<unknown>
+  setServicePricingMethodState: (...args: any[]) => unknown
+  setHtFeeMainState: (...args: any[]) => unknown
+  setHtFeeMethodState: (...args: any[]) => unknown
+  setKeyState: (...args: any[]) => unknown
+}
+
+export const buildContractPiniaPayload = async (
+  store: ZxFwPricingStoreLike,
+  contractIds: string[]
+) => {
+  const idSet = new Set(contractIds.map(id => String(id || '').trim()).filter(Boolean))
+  const payload = {
+    contracts: {} as AnyRecord,
+    servicePricingStates: {} as AnyRecord,
+    htFeeMainStates: {} as AnyRecord,
+    htFeeMethodStates: {} as AnyRecord
+  }
+  if (idSet.size === 0) return payload
+
+  await Promise.all(Array.from(idSet).map(id => store.loadContract(id)))
+
+  for (const contractId of idSet) {
+    const contractState = store.getContractState(contractId)
+    if (contractState) {
+      payload.contracts[contractId] = cloneJson(contractState)
+    }
+
+    const servicePricingState = store.servicePricingStates[contractId]
+    if (isRecord(servicePricingState)) {
+      payload.servicePricingStates[contractId] = cloneJson(servicePricingState)
+    }
+
+    const mainPrefix = `htExtraFee-${contractId}-`
+    for (const [mainKey, mainState] of Object.entries(store.htFeeMainStates)) {
+      if (!mainKey.startsWith(mainPrefix)) continue
+      payload.htFeeMainStates[mainKey] = cloneJson(mainState)
+    }
+
+    for (const [mainKey, methodState] of Object.entries(store.htFeeMethodStates)) {
+      if (!mainKey.startsWith(mainPrefix)) continue
+      payload.htFeeMethodStates[mainKey] = cloneJson(methodState)
+    }
+  }
+
+  return payload
+}
+
+export const applyImportedContractPiniaPayload = async (
+  store: ZxFwPricingStoreLike,
+  piniaPayload: unknown,
+  oldToNewIdMap: Map<string, string>
+) => {
+  if (!isRecord(piniaPayload)) return
+  const zxFwPayload = isRecord(piniaPayload.zxFwPricing) ? piniaPayload.zxFwPricing : null
+  if (!zxFwPayload) return
+
+  const contractsMap = isRecord(zxFwPayload.contracts) ? zxFwPayload.contracts : {}
+  const servicePricingStatesMap = isRecord(zxFwPayload.servicePricingStates) ? zxFwPayload.servicePricingStates : {}
+  const htFeeMainStatesMap = isRecord(zxFwPayload.htFeeMainStates) ? zxFwPayload.htFeeMainStates : {}
+  const htFeeMethodStatesMap = isRecord(zxFwPayload.htFeeMethodStates) ? zxFwPayload.htFeeMethodStates : {}
+
+  for (const [oldId, newId] of oldToNewIdMap.entries()) {
+    const rawContractState = contractsMap[oldId]
+    if (isRecord(rawContractState) && Array.isArray(rawContractState.detailRows)) {
+      await store.setContractState(newId, rawContractState as any)
+    }
+
+    const rawServicePricingByService = servicePricingStatesMap[oldId]
+    if (isRecord(rawServicePricingByService)) {
+      for (const [serviceId, rawServiceMethods] of Object.entries(rawServicePricingByService)) {
+        if (!isRecord(rawServiceMethods)) continue
+        for (const method of SERVICE_PRICING_METHODS) {
+          const methodState = rawServiceMethods[method]
+          if (!isRecord(methodState) || !Array.isArray(methodState.detailRows)) continue
+          store.setServicePricingMethodState(newId, serviceId, method, methodState as any, { force: true })
+        }
+      }
+    }
+
+    const oldMainPrefix = `htExtraFee-${oldId}-`
+    const newMainPrefix = `htExtraFee-${newId}-`
+    for (const [oldMainKey, rawMainState] of Object.entries(htFeeMainStatesMap)) {
+      if (!oldMainKey.startsWith(oldMainPrefix)) continue
+      if (!isRecord(rawMainState) || !Array.isArray(rawMainState.detailRows)) continue
+      const newMainKey = oldMainKey.replace(oldMainPrefix, newMainPrefix)
+      store.setHtFeeMainState(newMainKey, rawMainState as any, { force: true })
+    }
+
+    for (const [oldMainKey, rawByRow] of Object.entries(htFeeMethodStatesMap)) {
+      if (!oldMainKey.startsWith(oldMainPrefix)) continue
+      if (!isRecord(rawByRow)) continue
+      const newMainKey = oldMainKey.replace(oldMainPrefix, newMainPrefix)
+      for (const [rowId, rawByMethod] of Object.entries(rawByRow)) {
+        if (!isRecord(rawByMethod)) continue
+        const ratePayload = rawByMethod['rate-fee']
+        const hourlyPayload = rawByMethod['hourly-fee']
+        const quantityPayload = rawByMethod['quantity-unit-price-fee']
+        if (ratePayload != null) {
+          store.setHtFeeMethodState(newMainKey, rowId, 'rate-fee', cloneJson(ratePayload), { force: true })
+        }
+        if (hourlyPayload != null) {
+          store.setHtFeeMethodState(newMainKey, rowId, 'hourly-fee', cloneJson(hourlyPayload), { force: true })
+        }
+        if (quantityPayload != null) {
+          store.setHtFeeMethodState(newMainKey, rowId, 'quantity-unit-price-fee', cloneJson(quantityPayload), { force: true })
+        }
+      }
+    }
+  }
+}
+
+export const readContractRelatedForageEntries = async (
+  kvStore: KvStoreLike,
+  contractIds: string[]
+) => {
+  const keys = await kvStore.keys()
+  const idSet = new Set(contractIds)
+  const targetKeys = keys.filter(key => {
+    for (const id of idSet) {
+      if (isContractRelatedForageKey(key, id)) return true
+    }
+    return false
+  })
+  return Promise.all(
+    targetKeys.map(async key => ({
+      key,
+      value: await kvStore.getItem(key)
+    }))
+  )
+}
+
+export const readContractRelatedKeyedEntries = (
+  store: Pick<ZxFwPricingStoreLike, 'keyedStates'>,
+  contractIds: string[]
+) => {
+  const idSet = new Set(contractIds.map(id => String(id || '').trim()).filter(Boolean))
+  return Object.entries(store.keyedStates)
+    .filter(([key]) => {
+      for (const id of idSet) {
+        if (isContractRelatedKeyedStateKey(key, id)) return true
+      }
+      return false
+    })
+    .map(([key, value]) => ({
+      key,
+      value: cloneJson(value)
+    }))
+}
diff --git a/src/features/ht/types.ts b/src/features/ht/types.ts
new file mode 100644
index 0000000..aa2207f
--- /dev/null
+++ b/src/features/ht/types.ts
@@ -0,0 +1,39 @@
+export interface XmBaseInfoState {
+  projectIndustry?: string
+}
+
+export interface XmScaleState {
+  detailRows?: unknown[]
+  roughCalcEnabled?: boolean
+  totalAmount?: number | null
+}
+
+export interface HtFeeMainRowLike {
+  id?: unknown
+}
+
+export interface RateMethodStateLike {
+  budgetFee?: unknown
+}
+
+export interface HourlyMethodRowLike {
+  serviceBudget?: unknown
+  adoptedBudgetUnitPrice?: unknown
+  personnelCount?: unknown
+  workdayCount?: unknown
+}
+
+export interface HourlyMethodStateLike {
+  detailRows?: HourlyMethodRowLike[]
+}
+
+export interface QuantityMethodRowLike {
+  id?: unknown
+  budgetFee?: unknown
+  quantity?: unknown
+  unitPrice?: unknown
+}
+
+export interface QuantityMethodStateLike {
+  detailRows?: QuantityMethodRowLike[]
+}
diff --git a/src/components/pricing/HourlyPricingPane.vue b/src/features/pricing/components/HourlyPricingPane.vue
similarity index 86%
rename from src/components/pricing/HourlyPricingPane.vue
rename to src/features/pricing/components/HourlyPricingPane.vue
index 14ec0a1..5f54201 100644
--- a/src/components/pricing/HourlyPricingPane.vue
+++ b/src/features/pricing/components/HourlyPricingPane.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { computed } from 'vue'
-import HourlyFeeGrid from '@/components/shared/HourlyFeeGrid.vue'
+import HourlyFeeGrid from '@/features/shared/components/HourlyFeeGrid.vue'
 
 const props = defineProps<{
   contractId: string
diff --git a/src/components/pricing/InvestmentScalePricingPane.vue b/src/features/pricing/components/InvestmentScalePricingPane.vue
similarity index 100%
rename from src/components/pricing/InvestmentScalePricingPane.vue
rename to src/features/pricing/components/InvestmentScalePricingPane.vue
diff --git a/src/components/pricing/LandScalePricingPane.vue b/src/features/pricing/components/LandScalePricingPane.vue
similarity index 100%
rename from src/components/pricing/LandScalePricingPane.vue
rename to src/features/pricing/components/LandScalePricingPane.vue
diff --git a/src/components/pricing/WorkloadPricingPane.vue b/src/features/pricing/components/WorkloadPricingPane.vue
similarity index 99%
rename from src/components/pricing/WorkloadPricingPane.vue
rename to src/features/pricing/components/WorkloadPricingPane.vue
index 747fdfe..a643e90 100644
--- a/src/components/pricing/WorkloadPricingPane.vue
+++ b/src/features/pricing/components/WorkloadPricingPane.vue
@@ -14,7 +14,7 @@ import { loadConsultCategoryFactorMap } from '@/lib/xmFactorDefaults'
 import { usePricingPaneLifecycle } from '@/lib/pricingScalePaneLifecycle'
 import { sumNullableBy } from '@/lib/pricingScaleCalc'
 import { createPinnedTopRowData } from '@/lib/pricingPinnedRows'
-import MethodUnavailableNotice from '@/components/shared/MethodUnavailableNotice.vue'
+import MethodUnavailableNotice from '@/features/shared/components/MethodUnavailableNotice.vue'
 
 import { AG_GRID_LOCALE_CN } from '@ag-grid-community/locale';
 
diff --git a/src/components/shared/HourlyFeeGrid.vue b/src/features/shared/components/HourlyFeeGrid.vue
similarity index 100%
rename from src/components/shared/HourlyFeeGrid.vue
rename to src/features/shared/components/HourlyFeeGrid.vue
diff --git a/src/components/shared/HtFeeGrid.vue b/src/features/shared/components/HtFeeGrid.vue
similarity index 100%
rename from src/components/shared/HtFeeGrid.vue
rename to src/features/shared/components/HtFeeGrid.vue
diff --git a/src/components/shared/HtFeeMethodGrid.vue b/src/features/shared/components/HtFeeMethodGrid.vue
similarity index 100%
rename from src/components/shared/HtFeeMethodGrid.vue
rename to src/features/shared/components/HtFeeMethodGrid.vue
diff --git a/src/components/shared/MethodUnavailableNotice.vue b/src/features/shared/components/MethodUnavailableNotice.vue
similarity index 100%
rename from src/components/shared/MethodUnavailableNotice.vue
rename to src/features/shared/components/MethodUnavailableNotice.vue
diff --git a/src/components/shared/ServiceCheckboxSelector.vue b/src/features/shared/components/ServiceCheckboxSelector.vue
similarity index 100%
rename from src/components/shared/ServiceCheckboxSelector.vue
rename to src/features/shared/components/ServiceCheckboxSelector.vue
diff --git a/src/components/shared/WorkContentGrid.vue b/src/features/shared/components/WorkContentGrid.vue
similarity index 100%
rename from src/components/shared/WorkContentGrid.vue
rename to src/features/shared/components/WorkContentGrid.vue
diff --git a/src/components/shared/XmFactorGrid.vue b/src/features/shared/components/XmFactorGrid.vue
similarity index 100%
rename from src/components/shared/XmFactorGrid.vue
rename to src/features/shared/components/XmFactorGrid.vue
diff --git a/src/components/shared/xmCommonAgGrid.vue b/src/features/shared/components/xmCommonAgGrid.vue
similarity index 100%
rename from src/components/shared/xmCommonAgGrid.vue
rename to src/features/shared/components/xmCommonAgGrid.vue
diff --git a/src/features/tab/importExport.ts b/src/features/tab/importExport.ts
new file mode 100644
index 0000000..267ecc1
--- /dev/null
+++ b/src/features/tab/importExport.ts
@@ -0,0 +1,129 @@
+import type localforage from 'localforage'
+
+export interface DataEntry {
+  key: string
+  value: any
+}
+
+export interface ForageStoreSnapshot {
+  storeName: string
+  entries: DataEntry[]
+}
+
+export interface DataPackage {
+  version: number
+  packageType?: 'project-snapshot'
+  exportedAt: string
+  localStorage: DataEntry[]
+  sessionStorage: DataEntry[]
+  localforageDefault: DataEntry[]
+  localforageStores?: ForageStoreSnapshot[]
+}
+
+export type ForageInstance = ReturnType<typeof localforage.createInstance>
+export type ForageStore = Pick<ForageInstance, 'keys' | 'getItem' | 'setItem' | 'clear'>
+
+type XmInfoLike = {
+  projectName?: unknown
+}
+
+export const readWebStorage = (storageObj: Storage): DataEntry[] => {
+  const entries: DataEntry[] = []
+  for (let i = 0; i < storageObj.length; i++) {
+    const key = storageObj.key(i)
+    if (!key) continue
+    const raw = storageObj.getItem(key)
+    let value: any = raw
+    if (raw != null) {
+      try {
+        value = JSON.parse(raw)
+      } catch {
+        value = raw
+      }
+    }
+    entries.push({ key, value })
+  }
+  return entries
+}
+
+export const writeWebStorage = (storageObj: Storage, entries: DataEntry[]) => {
+  storageObj.clear()
+  for (const entry of entries || []) {
+    const value = typeof entry.value === 'string' ? entry.value : JSON.stringify(entry.value)
+    storageObj.setItem(entry.key, value)
+  }
+}
+
+export const toPersistableValue = (value: unknown) => {
+  try {
+    return JSON.parse(JSON.stringify(value))
+  } catch (error) {
+    console.error('normalize persist value failed, fallback to null:', error)
+    return null
+  }
+}
+
+export const readForage = async (store: ForageStore): Promise<DataEntry[]> => {
+  const keys = await store.keys()
+  const values = await Promise.all(keys.map(key => store.getItem(key)))
+  return keys.map((key, index) => ({
+    key,
+    value: toPersistableValue(values[index])
+  }))
+}
+
+export const writeForage = async (store: ForageStore, entries: DataEntry[]) => {
+  await store.clear()
+  await Promise.all((entries || []).map(entry => store.setItem(entry.key, toPersistableValue(entry.value))))
+}
+
+export const normalizeEntries = (value: unknown): DataEntry[] => {
+  if (!Array.isArray(value)) return []
+  return value
+    .filter(item => item && typeof item === 'object' && typeof (item as any).key === 'string')
+    .map(item => ({ key: String((item as any).key), value: (item as any).value }))
+}
+
+export const normalizeForageStoreSnapshots = (value: unknown): ForageStoreSnapshot[] => {
+  if (!Array.isArray(value)) return []
+  return value
+    .filter(item =>
+      item
+      && typeof item === 'object'
+      && typeof (item as any).storeName === 'string'
+      && Array.isArray((item as any).entries)
+    )
+    .map(item => ({
+      storeName: String((item as any).storeName),
+      entries: normalizeEntries((item as any).entries)
+    }))
+}
+
+export const sanitizeFileNamePart = (value: string): string => {
+  const cleaned = value
+    .replace(/[\\/:*?"<>|]/g, '_')
+    .replace(/\s+/g, ' ')
+    .trim()
+  return cleaned || '造价项目'
+}
+
+export const getExportProjectName = (entries: DataEntry[], projectInfoDbKey: string, legacyProjectDbKey: string) => {
+  const target =
+    entries.find(item => item.key === projectInfoDbKey) ||
+    entries.find(item => item.key === legacyProjectDbKey)
+  const data = (target?.value || {}) as XmInfoLike
+  return typeof data.projectName === 'string' ? sanitizeFileNamePart(data.projectName) : '造价项目'
+}
+
+export const isDataPackageLike = (value: unknown): value is DataPackage => {
+  if (!value || typeof value !== 'object') return false
+  const payload = value as Partial<DataPackage>
+  const hasRequiredArrays =
+    Array.isArray(payload.localStorage) &&
+    Array.isArray(payload.sessionStorage) &&
+    Array.isArray(payload.localforageDefault)
+  if (!hasRequiredArrays) return false
+  if (typeof payload.version !== 'number' || !Number.isFinite(payload.version)) return false
+  if (payload.packageType != null && payload.packageType !== 'project-snapshot') return false
+  return true
+}
diff --git a/src/features/tab/tab.css b/src/features/tab/tab.css
new file mode 100644
index 0000000..94fb2c0
--- /dev/null
+++ b/src/features/tab/tab.css
@@ -0,0 +1,34 @@
+.tab-strip-sortable > .tab-item {
+  transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1);
+}
+
+.tab-strip-sortable.is-dragging > .tab-item {
+  will-change: transform;
+}
+
+.tab-drag-ghost {
+  opacity: 0.32;
+}
+
+.tab-drag-chosen {
+  transform: scale(1.015);
+  box-shadow: 0 10px 24px rgb(0 0 0 / 18%);
+}
+
+.tab-drag-active {
+  cursor: grabbing;
+}
+
+.tab-strip-scroll-area :deep([data-slot='scroll-area-viewport']) {
+  scrollbar-width: none;
+  overflow-y: hidden !important;
+}
+
+.tab-strip-scroll-area :deep([data-slot='scroll-area-viewport']::-webkit-scrollbar) {
+  display: none;
+}
+
+.tab-strip-scroll-area :deep([data-slot='scroll-area-scrollbar'][data-orientation='vertical']),
+.tab-strip-scroll-area :deep([data-slot='scroll-area-corner']) {
+  display: none !important;
+}
diff --git a/src/features/tab/types.ts b/src/features/tab/types.ts
new file mode 100644
index 0000000..65d367f
--- /dev/null
+++ b/src/features/tab/types.ts
@@ -0,0 +1,343 @@
+export interface UserGuideStep {
+  title: string
+  description: string
+  points: string[]
+}
+
+export type XmInfoLike = {
+  projectName?: unknown
+  preparedBy?: unknown
+  reviewedBy?: unknown
+  preparedDate?: unknown
+  projectIndustry?: unknown
+  preparedCompany?: unknown
+  overview?: unknown
+  desc?: unknown
+}
+
+export type HtBaseInfoLike = {
+  quality?: unknown
+  duration?: unknown
+}
+
+export interface ScaleRowLike {
+  id: string
+  amount: number | null
+  landArea: number | null
+}
+
+export interface XmInfoStorageLike extends XmInfoLike {
+  detailRows?: ScaleRowLike[]
+  totalAmount?: number
+  roughCalcEnabled?: boolean
+}
+
+export interface XmScaleStorageLike {
+  detailRows?: ScaleRowLike[]
+}
+
+export interface ContractCardItem {
+  id: string
+  name?: string
+  order?: number
+}
+
+export interface ZxFwRowLike {
+  id: string
+  process?: unknown
+  subtotal?: unknown
+  finalFee?: unknown
+  investScale?: unknown
+  landScale?: unknown
+  workload?: unknown
+  hourly?: unknown
+}
+
+export interface WorkContentRowLike {
+  id?: unknown
+  content?: unknown
+  checked?: unknown
+  custom?: unknown
+  serviceGroup?: unknown
+  serviceid?: unknown
+  isAddTrigger?: unknown
+}
+
+export interface WorkContentStateLike {
+  detailRows?: WorkContentRowLike[]
+}
+
+export interface ZxFwStorageLike {
+  selectedIds?: string[]
+  selectedCodes?: string[]
+  detailRows?: ZxFwRowLike[]
+}
+
+export interface ScaleMethodRowLike extends ScaleRowLike {
+  benchmarkBudgetBasicChecked?: unknown
+  benchmarkBudgetOptionalChecked?: unknown
+  basicFormula?: unknown
+  optionalFormula?: unknown
+  budgetFee?: unknown
+  budgetFeeBasic?: unknown
+  budgetFeeOptional?: unknown
+  consultCategoryFactor?: unknown
+  majorFactor?: unknown
+  workStageFactor?: unknown
+  workRatio?: unknown
+  remark?: unknown
+}
+
+export interface HtFeeMainRowLike {
+  id?: unknown
+  name?: unknown
+}
+
+export interface RateMethodRowLike {
+  rate?: unknown
+  budgetFee?: unknown
+}
+
+export interface QuantityMethodRowLike {
+  id?: unknown
+  feeItem?: unknown
+  unit?: unknown
+  quantity?: unknown
+  unitPrice?: unknown
+  budgetFee?: number | null
+  remark?: unknown
+}
+
+export interface WorkloadMethodRowLike {
+  id: string
+  budgetAdoptedUnitPrice?: unknown
+  workload?: unknown
+  basicFee?: unknown
+  consultCategoryFactor?: unknown
+  serviceFee?: unknown
+  remark?: unknown
+}
+
+export interface HourlyMethodRowLike {
+  id: string
+  adoptedBudgetUnitPrice?: unknown
+  personnelCount?: unknown
+  workdayCount?: unknown
+  serviceBudget?: unknown
+  remark?: unknown
+}
+
+export interface DetailRowsStorageLike<T> {
+  detailRows?: T[]
+  roughCalcEnabled?: boolean
+  totalAmount?: number
+}
+
+export interface FactorRowLike {
+  id: string
+  standardFactor?: unknown
+  budgetValue?: unknown
+  remark?: unknown
+}
+
+export interface ExportScaleRow {
+  majorid: number
+  major: number
+  cost: number | null
+  area: number | null
+}
+
+export interface ExportMethod1Detail {
+  proNum: number
+  major: number
+  cost: number
+  basicFee: number
+  basicFormula: string
+  basicFee_basic: number
+  optionalFormula: string
+  basicFee_optional: number
+  serviceCoe: number
+  majorCoe: number
+  processCoe: number
+  proportion: number
+  fee: number
+  remark: string
+}
+
+export interface ExportMethod1 {
+  proAmount: number
+  cost: number
+  basicFee: number
+  basicFee_basic: number
+  basicFee_optional: number
+  fee: number
+  det: ExportMethod1Detail[]
+}
+
+export interface ExportMethod2Detail {
+  proNum: number
+  major: number
+  area: number
+  basicFee: number
+  basicFormula: string
+  basicFee_basic: number
+  optionalFormula: string
+  basicFee_optional: number
+  serviceCoe: number
+  majorCoe: number
+  processCoe: number
+  proportion: number
+  fee: number
+  remark: string
+}
+
+export interface ExportMethod2 {
+  proAmount: number
+  area: number
+  basicFee: number
+  basicFee_basic: number
+  basicFee_optional: number
+  fee: number
+  det: ExportMethod2Detail[]
+}
+
+export interface ExportMethod3Detail {
+  task: number
+  price: number
+  amount: number
+  basicFee: number
+  serviceCoe: number
+  fee: number
+  remark: string
+}
+
+export interface ExportMethod3 {
+  basicFee: number
+  fee: number
+  det: ExportMethod3Detail[]
+}
+
+export interface ExportMethod4Detail {
+  expert: number
+  price: number
+  person_num: number
+  work_day: number
+  fee: number
+  remark: string
+}
+
+export interface ExportMethod4 {
+  person_num: number
+  work_day: number
+  fee: number
+  det: ExportMethod4Detail[]
+}
+
+export interface ExportService {
+  id: number
+  fee: number
+  finalFee: number
+  process: number
+  tasks: ExportTaskGroup[]
+  method1?: ExportMethod1
+  method2?: ExportMethod2
+  method3?: ExportMethod3
+  method4?: ExportMethod4
+}
+
+export interface ExportTaskGroup {
+  serviceid?: number
+  text: string[]
+}
+
+export interface ExportServiceCoe {
+  serviceid: number
+  coe: number
+  remark: string
+}
+
+export interface ExportMajorCoe {
+  majorid: number
+  coe: number
+  remark: string
+}
+
+export interface ExportContract {
+  name: string
+  serviceFee: number
+  addtionalFee: number
+  reserveFee: number
+  fee: number
+  quality: string
+  duration: string
+  scale: ExportScaleRow[]
+  serviceCoes: ExportServiceCoe[]
+  majorCoes: ExportMajorCoe[]
+  services: ExportService[]
+  addtional: ExportAdditional | null
+  reserve: ExportReserve | null
+}
+
+export interface ExportMethod0 {
+  coe: number
+  fee: number
+}
+
+export interface ExportMethod5Detail {
+  name: string
+  unit: string
+  amount: number
+  price: number
+  fee: number
+  remark: string
+}
+
+export interface ExportMethod5 {
+  fee: number
+  det: ExportMethod5Detail[]
+}
+
+export interface ExportAdditionalDetail {
+  id: number | string
+  code?: unknown
+  name: string
+  fee: number
+  tasks: ExportTaskGroup[]
+  m0?: ExportMethod0
+  m4?: ExportMethod4
+  m5?: ExportMethod5
+}
+
+export interface ExportAdditional {
+  code?: unknown
+  name: string
+  fee: number
+  det: ExportAdditionalDetail[]
+}
+
+export interface ExportReserve {
+  code?: unknown
+  name: string
+  fee: number
+  tasks: ExportTaskGroup[]
+  m0?: ExportMethod0
+  m4?: ExportMethod4
+  m5?: ExportMethod5
+}
+
+export interface ExportReportPayload {
+  name: string
+  writer: string
+  reviewer: string
+  company: string
+  date: string
+  industry: number
+  fee: number
+  scaleCost: number
+  overview: string
+  desc: string
+  scale: ExportScaleRow[]
+  serviceCoes: ExportServiceCoe[]
+  majorCoes: ExportMajorCoe[]
+  contracts: ExportContract[]
+}
diff --git a/src/components/views/HomeEntryView.vue b/src/features/workbench/components/HomeEntryView.vue
similarity index 100%
rename from src/components/views/HomeEntryView.vue
rename to src/features/workbench/components/HomeEntryView.vue
diff --git a/src/components/views/HtFeeMethodTypeLineView.vue b/src/features/workbench/components/HtFeeMethodTypeLineView.vue
similarity index 92%
rename from src/components/views/HtFeeMethodTypeLineView.vue
rename to src/features/workbench/components/HtFeeMethodTypeLineView.vue
index 3bb3dd2..53e407f 100644
--- a/src/components/views/HtFeeMethodTypeLineView.vue
+++ b/src/features/workbench/components/HtFeeMethodTypeLineView.vue
@@ -13,9 +13,9 @@
 <script setup lang="ts">
 import { computed, defineComponent, h, markRaw, defineAsyncComponent, type Component } from 'vue'
 import TypeLine from '@/layout/typeLine.vue'
-import HtFeeGrid from '@/components/shared/HtFeeGrid.vue'
-import HtFeeRateMethodForm from '@/components/ht/HtFeeRateMethodForm.vue'
-import HourlyFeeGrid from '@/components/shared/HourlyFeeGrid.vue'
+import HtFeeGrid from '@/features/shared/components/HtFeeGrid.vue'
+import HtFeeRateMethodForm from '@/features/ht/components/HtFeeRateMethodForm.vue'
+import HourlyFeeGrid from '@/features/shared/components/HourlyFeeGrid.vue'
 
 interface TypeLineCategoryItem {
   key: string
@@ -103,7 +103,7 @@ const workContentPane = markRaw(
     name: 'WorkContentPane',
     setup() {
       const AsyncWorkContentGrid = defineAsyncComponent({
-        loader: () => import('@/components/shared/WorkContentGrid.vue'),
+        loader: () => import('@/features/shared/components/WorkContentGrid.vue'),
         onError: err => {
           console.error('加载 WorkContentGrid 组件失败：', err)
         }
diff --git a/src/components/views/QuickCalcWorkbenchView.vue b/src/features/workbench/components/QuickCalcWorkbenchView.vue
similarity index 100%
rename from src/components/views/QuickCalcWorkbenchView.vue
rename to src/features/workbench/components/QuickCalcWorkbenchView.vue
diff --git a/src/components/views/ZxFwView.vue b/src/features/workbench/components/ZxFwView.vue
similarity index 95%
rename from src/components/views/ZxFwView.vue
rename to src/features/workbench/components/ZxFwView.vue
index 8773024..484c753 100644
--- a/src/components/views/ZxFwView.vue
+++ b/src/features/workbench/components/ZxFwView.vue
@@ -13,7 +13,7 @@
 <script setup lang="ts">
 import { computed, defineAsyncComponent, defineComponent, h, markRaw, type Component } from 'vue'
 import TypeLine from '@/layout/typeLine.vue'
-import MethodUnavailableNotice from '@/components/shared/MethodUnavailableNotice.vue'
+import MethodUnavailableNotice from '@/features/shared/components/MethodUnavailableNotice.vue'
 
 interface ServiceMethodType {
   scale?: boolean | null
@@ -59,7 +59,7 @@ const createPricingPane = (name: string) =>
       name,
       setup() {
         const AsyncPricingView = defineAsyncComponent({
-          loader: () => import(`@/components/pricing/${name}.vue`),
+          loader: () => import(`@/features/pricing/components/${name}.vue`),
           onError: err => {
             console.error('加载 PricingMethodView 组件失败：', err)
           }
@@ -94,7 +94,7 @@ const workContentPane = markRaw(
     name: 'WorkContentPane',
     setup() {
       const AsyncWorkContentGrid = defineAsyncComponent({
-        loader: () => import('@/components/shared/WorkContentGrid.vue'),
+        loader: () => import('@/features/shared/components/WorkContentGrid.vue'),
         onError: err => {
           console.error('加载 WorkContentGrid 组件失败：', err)
         }
diff --git a/src/components/xm/XmConsultCategoryFactor.vue b/src/features/xm/components/XmConsultCategoryFactor.vue
similarity index 95%
rename from src/components/xm/XmConsultCategoryFactor.vue
rename to src/features/xm/components/XmConsultCategoryFactor.vue
index 7244fd6..0e9eb45 100644
--- a/src/components/xm/XmConsultCategoryFactor.vue
+++ b/src/features/xm/components/XmConsultCategoryFactor.vue
@@ -1,7 +1,7 @@
 <script setup lang="ts">
 import { computed, onActivated, onMounted, ref } from 'vue'
 import { getServiceDictEntries, isIndustryEnabledByType, getIndustryTypeValue } from '@/sql'
-import XmFactorGrid from '@/components/shared/XmFactorGrid.vue'
+import XmFactorGrid from '@/features/shared/components/XmFactorGrid.vue'
 import { useKvStore } from '@/pinia/kv'
 
 interface XmBaseInfoState {
diff --git a/src/components/xm/XmMajorFactor.vue b/src/features/xm/components/XmMajorFactor.vue
similarity index 91%
rename from src/components/xm/XmMajorFactor.vue
rename to src/features/xm/components/XmMajorFactor.vue
index 6cf3142..ad9e78f 100644
--- a/src/components/xm/XmMajorFactor.vue
+++ b/src/features/xm/components/XmMajorFactor.vue
@@ -1,8 +1,8 @@
 <script setup lang="ts">
 import { computed, onActivated, onMounted, ref } from 'vue'
 import { getMajorDictEntries, isMajorIdInIndustryScope } from '@/sql'
-import XmFactorGrid from '@/components/shared/XmFactorGrid.vue'
-import MethodUnavailableNotice from '@/components/shared/MethodUnavailableNotice.vue'
+import XmFactorGrid from '@/features/shared/components/XmFactorGrid.vue'
+import MethodUnavailableNotice from '@/features/shared/components/MethodUnavailableNotice.vue'
 import { useKvStore } from '@/pinia/kv'
 
 interface XmBaseInfoState {
diff --git a/src/components/xm/info.vue b/src/features/xm/components/info.vue
similarity index 100%
rename from src/components/xm/info.vue
rename to src/features/xm/components/info.vue
diff --git a/src/components/xm/xmCard.vue b/src/features/xm/components/xmCard.vue
similarity index 67%
rename from src/components/xm/xmCard.vue
rename to src/features/xm/components/xmCard.vue
index 4d89727..435f4bb 100644
--- a/src/components/xm/xmCard.vue
+++ b/src/features/xm/components/xmCard.vue
@@ -11,14 +11,14 @@
 <script setup lang="ts">
 import { defineAsyncComponent, markRaw } from 'vue'
 import TypeLine from '@/layout/typeLine.vue'
-const infoView = markRaw(defineAsyncComponent(() => import('@/components/xm/info.vue')))
-const scaleInfoView = markRaw(defineAsyncComponent(() => import('@/components/xm/xmInfo.vue')))
-const htView = markRaw(defineAsyncComponent(() => import('@/components/ht/Ht.vue')))
+const infoView = markRaw(defineAsyncComponent(() => import('@/features/xm/components/info.vue')))
+const scaleInfoView = markRaw(defineAsyncComponent(() => import('@/features/xm/components/xmInfo.vue')))
+const htView = markRaw(defineAsyncComponent(() => import('@/features/ht/components/Ht.vue')))
 const consultCategoryFactorView = markRaw(
-  defineAsyncComponent(() => import('@/components/xm/XmConsultCategoryFactor.vue'))
+  defineAsyncComponent(() => import('@/features/xm/components/XmConsultCategoryFactor.vue'))
 )
 const majorFactorView = markRaw(
-  defineAsyncComponent(() => import('@/components/xm/XmMajorFactor.vue'))
+  defineAsyncComponent(() => import('@/features/xm/components/XmMajorFactor.vue'))
 )
 
 const xmCategories = [
diff --git a/src/components/xm/xmInfo.vue b/src/features/xm/components/xmInfo.vue
similarity index 66%
rename from src/components/xm/xmInfo.vue
rename to src/features/xm/components/xmInfo.vue
index 91875b6..2d7bd15 100644
--- a/src/components/xm/xmInfo.vue
+++ b/src/features/xm/components/xmInfo.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import CommonAgGrid from '@/components/shared/xmCommonAgGrid.vue'
+import CommonAgGrid from '@/features/shared/components/xmCommonAgGrid.vue'
 const DB_KEY = 'xm-info-v3'
 
 
diff --git a/src/layout/tab.vue b/src/layout/tab.vue
index 5d752ee..4a24b5f 100644
--- a/src/layout/tab.vue
+++ b/src/layout/tab.vue
@@ -30,6 +30,61 @@ import {
 } from 'reka-ui'
 import { decodeZwArchive, encodeZwArchive, ZW_FILE_EXTENSION } from '@/lib/zwArchive'
 import { formatExportTimestamp } from '@/lib/contractSegment'
+import {
+  getExportProjectName,
+  isDataPackageLike,
+  normalizeEntries,
+  normalizeForageStoreSnapshots,
+  readForage,
+  readWebStorage,
+  sanitizeFileNamePart,
+  writeForage,
+  writeWebStorage,
+  type DataPackage,
+  type ForageInstance,
+  type ForageStore
+} from '@/features/tab/importExport'
+import type {
+  ContractCardItem,
+  DetailRowsStorageLike,
+  ExportAdditional,
+  ExportAdditionalDetail,
+  ExportContract,
+  ExportMajorCoe,
+  ExportMethod0,
+  ExportMethod1,
+  ExportMethod1Detail,
+  ExportMethod2,
+  ExportMethod2Detail,
+  ExportMethod3,
+  ExportMethod3Detail,
+  ExportMethod4,
+  ExportMethod4Detail,
+  ExportMethod5,
+  ExportMethod5Detail,
+  ExportReportPayload,
+  ExportReserve,
+  ExportScaleRow,
+  ExportService,
+  ExportServiceCoe,
+  ExportTaskGroup,
+  FactorRowLike,
+  HourlyMethodRowLike,
+  HtBaseInfoLike,
+  HtFeeMainRowLike,
+  QuantityMethodRowLike,
+  RateMethodRowLike,
+  ScaleMethodRowLike,
+  ScaleRowLike,
+  UserGuideStep,
+  WorkContentStateLike,
+  WorkloadMethodRowLike,
+  XmInfoLike,
+  XmInfoStorageLike,
+  XmScaleStorageLike,
+  ZxFwRowLike,
+  ZxFwStorageLike
+} from '@/features/tab/types'
 import {
   PROJECT_TAB_ID,
   QUICK_TAB_ID,
@@ -65,372 +120,6 @@ import {
 } from '@/lib/reportExportBuilders'
 import { exportFile } from '@/sql'
 
-interface DataEntry {
-  key: string
-  value: any
-}
-
-interface ForageStoreSnapshot {
-  storeName: string
-  entries: DataEntry[]
-}
-
-interface DataPackage {
-  version: number
-  exportedAt: string
-  localStorage: DataEntry[]
-  sessionStorage: DataEntry[]
-  localforageDefault: DataEntry[]
-  localforageStores?: ForageStoreSnapshot[]
-}
-
-interface UserGuideStep {
-  title: string
-  description: string
-  points: string[]
-}
-
-type XmInfoLike = {
-  projectName?: unknown
-  preparedBy?: unknown
-  reviewedBy?: unknown
-  preparedDate?: unknown
-  projectIndustry?: unknown
-  preparedCompany?: unknown
-  overview?: unknown
-  desc?: unknown
-}
-
-type HtBaseInfoLike = {
-  quality?: unknown
-  duration?: unknown
-}
-
-interface ScaleRowLike {
-  id: string
-  amount: number | null
-  landArea: number | null
-}
-
-interface XmInfoStorageLike extends XmInfoLike {
-  detailRows?: ScaleRowLike[],
-  totalAmount?: number,
-  roughCalcEnabled?: boolean
-}
-interface XmScaleStorageLike {
-  detailRows?: ScaleRowLike[]
-}
-
-interface ContractCardItem {
-  id: string
-  name?: string
-  order?: number
-}
-
-interface ZxFwRowLike {
-  id: string
-  process?: unknown
-  subtotal?: unknown
-  finalFee?: unknown
-  investScale?: unknown
-  landScale?: unknown
-  workload?: unknown
-  hourly?: unknown
-}
-
-interface WorkContentRowLike {
-  id?: unknown
-  content?: unknown
-  checked?: unknown
-  custom?: unknown
-  serviceGroup?: unknown
-  serviceid?: unknown
-  isAddTrigger?: unknown
-}
-
-interface WorkContentStateLike {
-  detailRows?: WorkContentRowLike[]
-}
-
-interface ZxFwStorageLike {
-  selectedIds?: string[]
-  selectedCodes?: string[]
-  detailRows?: ZxFwRowLike[]
-}
-
-interface ScaleMethodRowLike extends ScaleRowLike {
-  benchmarkBudgetBasicChecked?: unknown
-  benchmarkBudgetOptionalChecked?: unknown
-  basicFormula?: unknown
-  optionalFormula?: unknown
-  budgetFee?: unknown
-  budgetFeeBasic?: unknown
-  budgetFeeOptional?: unknown
-  consultCategoryFactor?: unknown
-  majorFactor?: unknown
-  workStageFactor?: unknown
-  workRatio?: unknown
-  remark?: unknown
-}
-
-interface HtFeeMainRowLike {
-  id?: unknown
-  name?: unknown
-}
-
-interface RateMethodRowLike {
-  rate?: unknown
-  budgetFee?: unknown
-}
-
-interface QuantityMethodRowLike {
-  id?: unknown
-  feeItem?: unknown
-  unit?: unknown
-  quantity?: unknown
-  unitPrice?: unknown
-  budgetFee?: number|null
-  remark?: unknown
-}
-
-interface WorkloadMethodRowLike {
-  id: string
-  budgetAdoptedUnitPrice?: unknown
-  workload?: unknown
-  basicFee?: unknown
-  consultCategoryFactor?: unknown
-  serviceFee?: unknown
-  remark?: unknown
-}
-
-interface HourlyMethodRowLike {
-  id: string
-  adoptedBudgetUnitPrice?: unknown
-  personnelCount?: unknown
-  workdayCount?: unknown
-  serviceBudget?: unknown
-  remark?: unknown
-}
-
-interface DetailRowsStorageLike<T> {
-  detailRows?: T[],
-  roughCalcEnabled?: boolean,
-  totalAmount?: number,
-
-
-}
-
-interface FactorRowLike {
-  id: string
-  standardFactor?: unknown
-  budgetValue?: unknown
-  remark?: unknown
-}
-
-interface ExportScaleRow {
-  majorid: number
-  major: number
-  cost: number | null
-  area: number | null
-}
-
-interface ExportMethod1Detail {
-  proNum: number
-  major: number
-  cost: number
-  basicFee: number
-  basicFormula: string
-  basicFee_basic: number
-  optionalFormula: string
-  basicFee_optional: number
-  serviceCoe: number
-  majorCoe: number
-  processCoe: number
-  proportion: number
-  fee: number
-  remark: string
-}
-
-interface ExportMethod1 {
-  proAmount: number
-  cost: number
-  basicFee: number
-  basicFee_basic: number
-  basicFee_optional: number
-  fee: number
-  det: ExportMethod1Detail[]
-}
-
-interface ExportMethod2Detail {
-  proNum: number
-  major: number
-  area: number
-  basicFee: number
-  basicFormula: string
-  basicFee_basic: number
-  optionalFormula: string
-  basicFee_optional: number
-  serviceCoe: number
-  majorCoe: number
-  processCoe: number
-  proportion: number
-  fee: number
-  remark: string
-}
-
-interface ExportMethod2 {
-  proAmount: number
-  area: number
-  basicFee: number
-  basicFee_basic: number
-  basicFee_optional: number
-  fee: number
-  det: ExportMethod2Detail[]
-}
-
-interface ExportMethod3Detail {
-  task: number
-  price: number
-  amount: number
-  basicFee: number
-  serviceCoe: number
-  fee: number
-  remark: string
-}
-
-interface ExportMethod3 {
-  basicFee: number
-  fee: number
-  det: ExportMethod3Detail[]
-}
-
-interface ExportMethod4Detail {
-  expert: number
-  price: number
-  person_num: number
-  work_day: number
-  fee: number
-  remark: string
-}
-
-interface ExportMethod4 {
-  person_num: number
-  work_day: number
-  fee: number
-  det: ExportMethod4Detail[]
-}
-
-interface ExportService {
-  id: number
-  fee: number
-  finalFee: number
-  process: number
-  tasks: ExportTaskGroup[]
-  method1?: ExportMethod1
-  method2?: ExportMethod2
-  method3?: ExportMethod3
-  method4?: ExportMethod4
-}
-
-interface ExportTaskGroup {
-  serviceid?: number
-  text: string[]
-}
-
-interface ExportServiceCoe {
-  serviceid: number
-  coe: number
-  remark: string
-}
-
-interface ExportMajorCoe {
-  majorid: number
-  coe: number
-  remark: string
-}
-
-interface ExportContract {
-  name: string
-  serviceFee: number
-  addtionalFee: number
-  reserveFee: number
-  fee: number
-  quality: string
-  duration: string
-  scale: ExportScaleRow[]
-  serviceCoes: ExportServiceCoe[]
-  majorCoes: ExportMajorCoe[]
-  services: ExportService[]
-  addtional: ExportAdditional | null
-  reserve: ExportReserve | null
-}
-
-
-
-interface ExportMethod0 {
-  coe: number
-  fee: number
-}
-
-interface ExportMethod5Detail {
-  name: string
-  unit: string
-  amount: number
-  price: number
-  fee: number
-  remark: string
-}
-
-interface ExportMethod5 {
-  fee: number
-  det: ExportMethod5Detail[]
-}
-
-interface ExportAdditionalDetail {
-  id: number | string
-  code?: unknown
-  name: string
-  fee: number
-  tasks: ExportTaskGroup[]
-  m0?: ExportMethod0
-  m4?: ExportMethod4
-  m5?: ExportMethod5
-}
-
-interface ExportAdditional {
-  code?: unknown
-  name: string
-  fee: number
-  det: ExportAdditionalDetail[]
-}
-
-interface ExportReserve {
-  code?: unknown
-  name: string
-  fee: number
-  tasks: ExportTaskGroup[]
-  m0?: ExportMethod0
-  m4?: ExportMethod4
-  m5?: ExportMethod5
-}
-
-interface ExportReportPayload {
-  name: string
-  writer: string
-  reviewer: string
-  company: string
-  date: string
-  industry: number
-  fee: number
-  scaleCost: number
-  overview: string
-  desc: string
-  scale: ExportScaleRow[]
-  serviceCoes: ExportServiceCoe[]
-  majorCoes: ExportMajorCoe[]
-  contracts: ExportContract[]
-}
-
 const USER_GUIDE_COMPLETED_KEY = 'jgjs-user-guide-completed-v1'
 const PROJECT_INFO_DB_KEY = 'xm-base-info-v1'
 const LEGACY_PROJECT_DB_KEY = 'xm-info-v3'
@@ -516,11 +205,11 @@ const userGuideSteps: UserGuideStep[] = [
 ]
 
 const componentMap: Record<string, any> = {
-  ProjectCalcView: markRaw(defineAsyncComponent(() => import('@/components/xm/xmCard.vue'))),
-  QuickCalcView: markRaw(defineAsyncComponent(() => import('@/components/ht/htCard.vue'))),
-  QuickCalcWorkbenchView: markRaw(defineAsyncComponent(() => import('@/components/views/QuickCalcWorkbenchView.vue'))),
-  ZxFwView: markRaw(defineAsyncComponent(() => import('@/components/views/ZxFwView.vue'))),
-  HtFeeMethodTypeLineView: markRaw(defineAsyncComponent(() => import('@/components/views/HtFeeMethodTypeLineView.vue'))),
+  ProjectCalcView: markRaw(defineAsyncComponent(() => import('@/features/xm/components/xmCard.vue'))),
+  QuickCalcView: markRaw(defineAsyncComponent(() => import('@/features/ht/components/htCard.vue'))),
+  QuickCalcWorkbenchView: markRaw(defineAsyncComponent(() => import('@/features/workbench/components/QuickCalcWorkbenchView.vue'))),
+  ZxFwView: markRaw(defineAsyncComponent(() => import('@/features/workbench/components/ZxFwView.vue'))),
+  HtFeeMethodTypeLineView: markRaw(defineAsyncComponent(() => import('@/features/workbench/components/HtFeeMethodTypeLineView.vue'))),
 }
 
 const tabStore = useTabStore()
@@ -936,36 +625,6 @@ const scheduleRestoreTabInnerScrollTop = (tabId?: string | null) => {
   })
 }
 
-const readWebStorage = (storageObj: Storage): DataEntry[] => {
-  const entries: DataEntry[] = []
-  for (let i = 0; i < storageObj.length; i++) {
-    const key = storageObj.key(i)
-    if (!key) continue
-    const raw = storageObj.getItem(key)
-    let value: any = raw
-    if (raw != null) {
-      try {
-        value = JSON.parse(raw)
-      } catch {
-        value = raw
-      }
-    }
-    entries.push({ key, value })
-  }
-  return entries
-}
-
-const writeWebStorage = (storageObj: Storage, entries: DataEntry[]) => {
-  storageObj.clear()
-  for (const entry of entries || []) {
-    const value = typeof entry.value === 'string' ? entry.value : JSON.stringify(entry.value)
-    storageObj.setItem(entry.key, value)
-  }
-}
-
-type ForageInstance = ReturnType<typeof localforage.createInstance>
-type ForageStore = Pick<ForageInstance, 'keys' | 'getItem' | 'setItem' | 'clear'>
-
 const createForageStore = (storeName: string): ForageInstance =>
   localforage.createInstance({
     name: PINIA_PERSIST_DB_NAME,
@@ -983,70 +642,6 @@ const getPiniaPersistStores = () =>
     }
   })
 
-const readForage = async (store: ForageStore): Promise<DataEntry[]> => {
-  const keys = await store.keys()
-  const entries: DataEntry[] = []
-  for (const key of keys) {
-    const value = await store.getItem(key)
-    entries.push({ key, value: toPersistableValue(value) })
-  }
-  return entries
-}
-
-const toPersistableValue = (value: unknown) => {
-  try {
-    return JSON.parse(JSON.stringify(value))
-  } catch (error) {
-    console.error('normalize persist value failed, fallback to null:', error)
-    return null
-  }
-}
-
-const writeForage = async (store: ForageStore, entries: DataEntry[]) => {
-  await store.clear()
-  for (const entry of entries || []) {
-    await store.setItem(entry.key, toPersistableValue(entry.value))
-  }
-}
-
-const normalizeEntries = (value: unknown): DataEntry[] => {
-  if (!Array.isArray(value)) return []
-  return value
-    .filter(item => item && typeof item === 'object' && typeof (item as any).key === 'string')
-    .map(item => ({ key: String((item as any).key), value: (item as any).value }))
-}
-
-const normalizeForageStoreSnapshots = (value: unknown): ForageStoreSnapshot[] => {
-  if (!Array.isArray(value)) return []
-  return value
-    .filter(item =>
-      item
-      && typeof item === 'object'
-      && typeof (item as any).storeName === 'string'
-      && Array.isArray((item as any).entries)
-    )
-    .map(item => ({
-      storeName: String((item as any).storeName),
-      entries: normalizeEntries((item as any).entries)
-    }))
-}
-
-const sanitizeFileNamePart = (value: string): string => {
-  const cleaned = value
-    .replace(/[\\/:*?"<>|]/g, '_')
-    .replace(/\s+/g, ' ')
-    .trim()
-  return cleaned || '造价项目'
-}
-
-const getExportProjectName = (entries: DataEntry[]): string => {
-  const target =
-    entries.find(item => item.key === PROJECT_INFO_DB_KEY) ||
-    entries.find(item => item.key === LEGACY_PROJECT_DB_KEY)
-  const data = (target?.value || {}) as XmInfoLike
-  return typeof data.projectName === 'string' ? sanitizeFileNamePart(data.projectName) : '造价项目'
-}
-
 const loadFactorRowsState = async (storageKey: string) => {
   const [piniaData, kvData] = await Promise.all([
     zxFwPricingStore.loadKeyState<DetailRowsStorageLike<FactorRowLike>>(storageKey),
@@ -1390,6 +985,7 @@ const exportData = async () => {
     )
     const payload: DataPackage = {
       version: 2,
+      packageType: 'project-snapshot',
       exportedAt: now.toISOString(),
       localStorage: readWebStorage(localStorage),
       sessionStorage: readWebStorage(sessionStorage),
@@ -1404,7 +1000,7 @@ const exportData = async () => {
     const url = URL.createObjectURL(blob)
     const link = document.createElement('a')
     link.href = url
-    const projectName = getExportProjectName(payload.localforageDefault)
+    const projectName = getExportProjectName(payload.localforageDefault, PROJECT_INFO_DB_KEY, LEGACY_PROJECT_DB_KEY)
     const timestamp = formatExportTimestamp(now)
     link.download = `${projectName}-${timestamp}${ZW_FILE_EXTENSION}`
     document.body.appendChild(link)
@@ -1447,6 +1043,9 @@ const prepareImportPayloadFromFile = async (file: File) => {
   }
   const buffer = await file.arrayBuffer()
   const payload = await decodeZwArchive<DataPackage>(buffer)
+  if (!isDataPackageLike(payload)) {
+    throw new Error('INVALID_DATA_PACKAGE')
+  }
   pendingImportPayload.value = payload
   pendingImportFileName.value = file.name
   importConfirmOpen.value = true
@@ -1956,39 +1555,4 @@ watch(
   </ToastProvider>
 </template>
 
-<style scoped>
-.tab-strip-sortable>.tab-item {
-  transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1);
-}
-
-.tab-strip-sortable.is-dragging>.tab-item {
-  will-change: transform;
-}
-
-.tab-drag-ghost {
-  opacity: 0.32;
-}
-
-.tab-drag-chosen {
-  transform: scale(1.015);
-  box-shadow: 0 10px 24px rgb(0 0 0 / 18%);
-}
-
-.tab-drag-active {
-  cursor: grabbing;
-}
-
-.tab-strip-scroll-area :deep([data-slot="scroll-area-viewport"]) {
-  scrollbar-width: none;
-  overflow-y: hidden !important;
-}
-
-.tab-strip-scroll-area :deep([data-slot="scroll-area-viewport"]::-webkit-scrollbar) {
-  display: none;
-}
-
-.tab-strip-scroll-area :deep([data-slot="scroll-area-scrollbar"][data-orientation="vertical"]),
-.tab-strip-scroll-area :deep([data-slot="scroll-area-corner"]) {
-  display: none !important;
-}
-</style>
+<style scoped src="@/features/tab/tab.css"></style>
diff --git a/src/lib/zxFwPricingSync.ts b/src/lib/zxFwPricingSync.ts
index 915fbee..e0e6006 100644
--- a/src/lib/zxFwPricingSync.ts
+++ b/src/lib/zxFwPricingSync.ts
@@ -160,6 +160,9 @@ export const syncContractScaleToPricing = async (
   await store.loadContract(contractId)
   const currentState = store.getContractState(contractId)
   const selectedIds = Array.from(new Set((currentState?.selectedIds || []).map(id => String(id || '').trim()).filter(Boolean)))
+  const changedRowIdSet = options?.changedRowIds?.length
+    ? normalizeChangedScaleRowIds(options.changedRowIds)
+    : undefined
   if (selectedIds.length === 0) {
     return {
       updatedServiceCount: 0,
@@ -167,6 +170,13 @@ export const syncContractScaleToPricing = async (
       updatedRowCount: 0
     }
   }
+  if (changedRowIdSet && changedRowIdSet.size === 0) {
+    return {
+      updatedServiceCount: 0,
+      updatedMethodCount: 0,
+      updatedRowCount: 0
+    }
+  }
 
   await ensurePricingMethodDetailRowsForServices({
     contractId,
@@ -179,9 +189,6 @@ export const syncContractScaleToPricing = async (
   const sourceRowMap = buildContractScaleMap(sourceRows)
   const sourceRowIdMap = buildContractScaleIdMap(sourceRows)
   const onlyCostScaleFallbackAmount = calcOnlyCostScaleAmountFromRows(sourceRows)
-  const changedRowIdSet = options?.changedRowIds?.length
-    ? normalizeChangedScaleRowIds(options.changedRowIds)
-    : undefined
   const updatedServiceIdSet = new Set<string>()
   let updatedMethodCount = 0
   let updatedRowCount = 0