diff --git a/backend/package-lock.json b/backend/package-lock.json
index 5687a9a..a661457 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -23,6 +23,7 @@
         "os": "^0.1.2",
         "pdfjs-dist": "^6.2.108",
         "pinia": "^3.0.3",
+        "tesseract.js": "^7.0.0",
         "v-viewer": "^3.0.11",
         "vue": "^3.5.22",
         "vue-img-cutter": "^3.0.7",
@@ -3285,6 +3286,12 @@
         "url": "https://github.com/sponsors/antfu"
       }
     },
+    "node_modules/bmp-js": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmmirror.com/bmp-js/-/bmp-js-0.1.0.tgz",
+      "integrity": "sha512-vHdS19CnY3hwiNdkaqk93DvjVLfbEcI8mys4UjuWrlX1haDmroo8o4xCzh4wD6DGV6HxRCyauwhHRqMTfERtjw==",
+      "license": "MIT"
+    },
     "node_modules/braces": {
       "version": "3.0.3",
       "resolved": "https://registry.npmmirror.com/braces/-/braces-3.0.3.tgz",
@@ -4990,6 +4997,12 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/idb-keyval": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmmirror.com/idb-keyval/-/idb-keyval-6.3.0.tgz",
+      "integrity": "sha512-um+2dgAWmYsu615EXpWVwSmapJhON0G43t3Ka/EVaohzPQXSMqKEqeDK/oIW3Ow+BXaF2PvSc+oBTFp793A5Ow==",
+      "license": "Apache-2.0"
+    },
     "node_modules/image-size": {
       "version": "0.5.5",
       "resolved": "https://registry.npmmirror.com/image-size/-/image-size-0.5.5.tgz",
@@ -5363,6 +5376,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/is-url": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmmirror.com/is-url/-/is-url-1.2.4.tgz",
+      "integrity": "sha512-ITvGim8FhRiYe4IQ5uHSkj7pVaPDrCTkNd3yq3cV7iZAcJdHTUMPMEHcqSOy9xZ9qFenQCvi+2wjH9a1nXqHww==",
+      "license": "MIT"
+    },
     "node_modules/is-weakmap": {
       "version": "2.0.2",
       "resolved": "https://registry.npmmirror.com/is-weakmap/-/is-weakmap-2.0.2.tgz",
@@ -5951,6 +5970,26 @@
         "node": ">= 4.4.x"
       }
     },
+    "node_modules/node-fetch": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmmirror.com/node-fetch/-/node-fetch-2.7.0.tgz",
+      "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
+      "license": "MIT",
+      "dependencies": {
+        "whatwg-url": "^5.0.0"
+      },
+      "engines": {
+        "node": "4.x || >=6.0.0"
+      },
+      "peerDependencies": {
+        "encoding": "^0.1.0"
+      },
+      "peerDependenciesMeta": {
+        "encoding": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/normalize-wheel-es": {
       "version": "1.2.0",
       "resolved": "https://registry.npmmirror.com/normalize-wheel-es/-/normalize-wheel-es-1.2.0.tgz",
@@ -6004,6 +6043,15 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/opencollective-postinstall": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmmirror.com/opencollective-postinstall/-/opencollective-postinstall-2.0.3.tgz",
+      "integrity": "sha512-8AV/sCtuzUeTo8gQK5qDZzARrulB3egtLzFgteqB2tcT4Mw7B8Kt7JcDHmltjz6FOAHsvTevk70gZEbhM4ZS9Q==",
+      "license": "MIT",
+      "bin": {
+        "opencollective-postinstall": "index.js"
+      }
+    },
     "node_modules/orderedmap": {
       "version": "2.1.1",
       "resolved": "https://registry.npmmirror.com/orderedmap/-/orderedmap-2.1.1.tgz",
@@ -6581,8 +6629,7 @@
       "version": "0.13.11",
       "resolved": "https://registry.npmmirror.com/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
       "integrity": "sha512-kY1AZVr2Ra+t+piVaJ4gxaFaReZVH40AKNo7UCX6W+dEwBo/2oZJzqfuN1qLq1oL45o56cPaTXELwrTh8Fpggg==",
-      "license": "MIT",
-      "optional": true
+      "license": "MIT"
     },
     "node_modules/regexp.prototype.flags": {
       "version": "1.5.4",
@@ -7157,6 +7204,30 @@
         "node": ">=12.0.0"
       }
     },
+    "node_modules/tesseract.js": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmmirror.com/tesseract.js/-/tesseract.js-7.0.0.tgz",
+      "integrity": "sha512-exPBkd+z+wM1BuMkx/Bjv43OeLBxhL5kKWsz/9JY+DXcXdiBjiAch0V49QR3oAJqCaL5qURE0vx9Eo+G5YE7mA==",
+      "hasInstallScript": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "bmp-js": "^0.1.0",
+        "idb-keyval": "^6.2.0",
+        "is-url": "^1.2.4",
+        "node-fetch": "^2.6.9",
+        "opencollective-postinstall": "^2.0.3",
+        "regenerator-runtime": "^0.13.3",
+        "tesseract.js-core": "^7.0.0",
+        "wasm-feature-detect": "^1.8.0",
+        "zlibjs": "^0.3.1"
+      }
+    },
+    "node_modules/tesseract.js-core": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmmirror.com/tesseract.js-core/-/tesseract.js-core-7.0.0.tgz",
+      "integrity": "sha512-WnNH518NzmbSq9zgTPeoF8c+xmilS8rFIl1YKbk/ptuuc7p6cLNELNuPAzcmsYw450ca6bLa8j3t0VAtq435Vw==",
+      "license": "Apache-2.0"
+    },
     "node_modules/text-segmentation": {
       "version": "1.0.3",
       "resolved": "https://registry.npmmirror.com/text-segmentation/-/text-segmentation-1.0.3.tgz",
@@ -7204,6 +7275,12 @@
         "node": ">=8.0"
       }
     },
+    "node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmmirror.com/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
+      "license": "MIT"
+    },
     "node_modules/traverse": {
       "version": "0.6.11",
       "resolved": "https://registry.npmmirror.com/traverse/-/traverse-0.6.11.tgz",
@@ -7734,6 +7811,18 @@
       "integrity": "sha512-dpojBhNsCNN7T82Tm7k26A6G9ML3NkhDsnw9n/eoxSRlVBB4CEtIQ/KTCLI2Fwf3ataSXRhYFkQi3SlnFwPvPQ==",
       "license": "MIT"
     },
+    "node_modules/wasm-feature-detect": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmmirror.com/wasm-feature-detect/-/wasm-feature-detect-1.9.0.tgz",
+      "integrity": "sha512-zonE+xlIIYtxPy++L24ow0hAD8CICb4+FgPyROd3buyXIqsJvUEDkBgfCCoXOd1Hu3DUr0GOfnPIdcGV+YpNaA==",
+      "license": "Apache-2.0"
+    },
+    "node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmmirror.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==",
+      "license": "BSD-2-Clause"
+    },
     "node_modules/webpack-virtual-modules": {
       "version": "0.6.2",
       "resolved": "https://registry.npmmirror.com/webpack-virtual-modules/-/webpack-virtual-modules-0.6.2.tgz",
@@ -7741,6 +7830,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmmirror.com/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "license": "MIT",
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "node_modules/which-boxed-primitive": {
       "version": "1.1.1",
       "resolved": "https://registry.npmmirror.com/which-boxed-primitive/-/which-boxed-primitive-1.1.1.tgz",
@@ -7932,6 +8031,15 @@
         "url": "https://github.com/sponsors/dmonad"
       }
     },
+    "node_modules/zlibjs": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmmirror.com/zlibjs/-/zlibjs-0.3.1.tgz",
+      "integrity": "sha512-+J9RrgTKOmlxFSDHo0pI1xM6BLVUv+o0ZT9ANtCxGkjIVCCUdx9alUF8Gm+dGLKbkkkidWIHFDZHDMpfITt4+w==",
+      "license": "MIT",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/zod": {
       "version": "4.4.3",
       "resolved": "https://registry.npmmirror.com/zod/-/zod-4.4.3.tgz",
diff --git a/backend/package.json b/backend/package.json
index 6b51cb6..03743a7 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -24,6 +24,7 @@
     "os": "^0.1.2",
     "pdfjs-dist": "^6.2.108",
     "pinia": "^3.0.3",
+    "tesseract.js": "^7.0.0",
     "v-viewer": "^3.0.11",
     "vue": "^3.5.22",
     "vue-img-cutter": "^3.0.7",
diff --git a/backend/src/views/apps/oa/reimburse/components/detail.vue b/backend/src/views/apps/oa/reimburse/components/detail.vue
index b00ea7f..f07f869 100644
--- a/backend/src/views/apps/oa/reimburse/components/detail.vue
+++ b/backend/src/views/apps/oa/reimburse/components/detail.vue
@@ -5,17 +5,81 @@
         <el-tag :type="statusType(detail.status)">{{ statusLabel(detail.status) }}</el-tag>
       </el-descriptions-item>
       <el-descriptions-item label="申请日期">{{ detail.apply_date || '-' }}</el-descriptions-item>
-      <el-descriptions-item label="合计金额">¥ {{ money(detail.total_amount) }}</el-descriptions-item>
+      <el-descriptions-item label="申请人">{{ detailApplicantName }}</el-descriptions-item>
+      <el-descriptions-item label="报销金额">¥ {{ money(detail.total_amount) }}</el-descriptions-item>
+      <el-descriptions-item label="发票金额">{{ formatDetailReceiptTotal }}</el-descriptions-item>
+      <el-descriptions-item label="发票差额">
+        <span :class="detailReceiptDiffClass">{{ formatDetailReceiptDiff }}</span>
+      </el-descriptions-item>
       <el-descriptions-item label="备注说明" :span="3">{{ detail.description || '-' }}</el-descriptions-item>
     </el-descriptions>
 
     <div class="section-header">
       <h4 class="detail-title">费用明细</h4>
       <div class="section-actions" style="margin-bottom: 12px;">
+        <el-button size="small" :loading="amountComparing" @click="handleCompareAmounts">
+          核对发票金额
+        </el-button>
         <el-button v-if="isDraft" type="primary" size="small" @click="openAddItem">添加费用</el-button>
       </div>
     </div>
 
+    <div v-if="amountCompare" class="amount-compare-card">
+      <div class="amount-compare-summary">
+        <div class="compare-item">
+          <span>报销合计</span>
+          <strong>¥ {{ money(compareSummary.claimTotal) }}</strong>
+        </div>
+        <div class="compare-item">
+          <span>发票金额合计</span>
+          <strong>¥ {{ money(compareSummary.invoiceTotal) }}</strong>
+        </div>
+        <div class="compare-item">
+          <span>差额</span>
+          <strong :class="diffClass">{{ diffText }}</strong>
+        </div>
+      </div>
+      <p class="compare-tip">
+        已填写 {{ compareSummary.recognizedCount }} / {{ compareSummary.totalReceiptCount }} 张发票金额
+        <template v-if="compareSummary.unmatchedCount > 0">
+          ，{{ compareSummary.unmatchedCount }} 张待填写
+        </template>
+        。识别结果可修改，确认后请保存。
+      </p>
+      <el-table :data="amountCompare.details" border size="small" max-height="280">
+        <el-table-column prop="expense_type" label="费用类型" min-width="100" />
+        <el-table-column prop="name" label="发票文件" min-width="160" show-overflow-tooltip />
+        <el-table-column label="发票金额" width="150">
+          <template #default="{ row }">
+            <el-input-number
+              v-model="row.amount"
+              :min="0"
+              :precision="2"
+              :step="0.01"
+              controls-position="right"
+              size="small"
+              placeholder="请填写"
+              style="width: 130px"
+            />
+          </template>
+        </el-table-column>
+        <el-table-column label="识别来源" width="100">
+          <template #default="{ row }">{{ row.source || row.error || '-' }}</template>
+        </el-table-column>
+        <el-table-column label="操作" width="80" fixed="right">
+          <template #default="{ row }">
+            <el-button link type="primary" @click="openReceiptFromCompare(row)">查看</el-button>
+          </template>
+        </el-table-column>
+      </el-table>
+      <div class="compare-actions">
+        <el-button v-if="isDraft" type="primary" size="small" :loading="amountSaving" @click="handleSaveReceiptAmounts">
+          保存发票金额
+        </el-button>
+        <el-button size="small" @click="closeAmountCompare">取消</el-button>
+      </div>
+    </div>
+
     <el-table :data="detail?.items || []" border size="small">
       <el-table-column prop="expense_type" label="费用类型" min-width="120" />
       <el-table-column prop="expense_date" label="发生日期" width="120" />
@@ -27,6 +91,16 @@
           {{ itemHasReceipt(row) ? '有' : '无' }}（{{ getItemReceiptFiles(row).length }}）
         </template>
       </el-table-column>
+      <el-table-column label="发票金额" width="110">
+        <template #default="{ row }">
+          {{ formatItemReceiptTotal(row) }}
+        </template>
+      </el-table-column>
+      <el-table-column label="发票差额" width="110">
+        <template #default="{ row }">
+          <span :class="itemReceiptDiffClass(row)">{{ formatItemReceiptDiff(row) }}</span>
+        </template>
+      </el-table-column>
       <el-table-column prop="description" label="描述" min-width="160" show-overflow-tooltip />
       <el-table-column label="操作" :width="isDraft ? 176 : 70" fixed="right">
         <template #default="{ row }">
@@ -206,10 +280,17 @@
 </template>
 
 <script setup>
-import { computed, ref } from 'vue'
+import { computed, ref, watch } from 'vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { uploadFile } from '@/api/file'
 import { deleteReimbursementItem, submitReimbursement, updateReimbursementItem, updateReimbursementStatus } from '@/api/reimburse'
+import { useAuthStore } from '@/stores/auth'
+import {
+  compareReimbursementAmounts,
+  formatItemReceiptAmountsPayload,
+  recognizeReceiptFileAmounts,
+  summarizeReceiptAmountRows
+} from '../utils/invoiceAmount'
 import ItemForm from './itemForm.vue'
 
 const props = defineProps({
@@ -221,6 +302,8 @@ const props = defineProps({
 
 const emit = defineEmits(['update:modelValue', 'changed'])
 
+const authStore = useAuthStore()
+
 const statusOptions = [
   { value: 0, label: '草稿' },
   { value: 1, label: '审批中' },
@@ -237,6 +320,19 @@ const visible = computed({
   set: value => emit('update:modelValue', value)
 })
 const isDraft = computed(() => props.detail?.status === 0)
+
+const detailApplicantName = computed(() => {
+  const name = props.detail?.user_name
+  if (name) return name
+  if (
+    props.detail?.user_id &&
+    authStore.user?.id &&
+    Number(props.detail.user_id) === Number(authStore.user.id)
+  ) {
+    return authStore.user.name || authStore.user.account || '-'
+  }
+  return '-'
+})
 const submitting = ref(false)
 const manualConfirmVisible = ref(false)
 const manualSaving = ref(false)
@@ -252,12 +348,146 @@ const receiptPreviewUrl = ref('')
 const receiptPreviewType = ref('')
 const receiptPreviewItemId = ref('')
 const receiptTypeFilter = ref('')
+const amountComparing = ref(false)
+const amountSaving = ref(false)
+const amountCompare = ref(null)
+const pendingAmountCompare = ref(false)
+
+const compareSummary = computed(() => {
+  if (!amountCompare.value?.details) {
+    return {
+      claimTotal: 0,
+      invoiceTotal: 0,
+      diff: 0,
+      recognizedCount: 0,
+      totalReceiptCount: 0,
+      unmatchedCount: 0
+    }
+  }
+  const claimTotal = (props.detail?.items || []).reduce(
+    (sum, item) => sum + Number(item.amount || 0),
+    0
+  )
+  return summarizeReceiptAmountRows(amountCompare.value.details, claimTotal)
+})
+
+watch(
+  () => props.detail,
+  async () => {
+    if (pendingAmountCompare.value && props.detail?.items?.length) {
+      pendingAmountCompare.value = false
+      try {
+        amountCompare.value = await compareReimbursementAmounts(props.detail, { recognizeMissing: false })
+      } catch {
+        amountCompare.value = null
+      }
+      return
+    }
+    amountCompare.value = null
+  },
+  { deep: true }
+)
+
+const diffText = computed(() => {
+  const diff = Number(compareSummary.value.diff || 0)
+  if (Math.abs(diff) < 0.005) return '一致'
+  if (diff > 0) return `还差 ¥ ${money(diff)} 的票`
+  return `发票超出 ¥ ${money(Math.abs(diff))}`
+})
+
+const diffClass = computed(() => {
+  const diff = Number(compareSummary.value.diff || 0)
+  if (Math.abs(diff) < 0.005) return 'is-match'
+  return diff > 0 ? 'is-short' : 'is-over'
+})
+
+const handleCompareAmounts = async () => {
+  if (!props.detail?.items?.length) {
+    ElMessage.warning('暂无费用明细，无法核对')
+    return
+  }
+  amountComparing.value = true
+  try {
+    amountCompare.value = await compareReimbursementAmounts(props.detail)
+    if (!amountCompare.value.totalReceiptCount) {
+      ElMessage.warning('当前报销单暂无发票附件')
+    } else {
+      ElMessage.success('发票金额核对完成')
+    }
+  } catch (error) {
+    ElMessage.error(error?.message || '发票金额核对失败')
+  } finally {
+    amountComparing.value = false
+  }
+}
+
+const openReceiptFromCompare = row => {
+  receiptPreviewUrl.value = row.url
+  receiptPreviewType.value = row.isImage ? 'image/*' : 'application/pdf'
+  receiptPreviewItemId.value = `${row.itemId}-${row.fileId}`
+  receiptTypeFilter.value = row.expense_type || ''
+  receiptPreviewVisible.value = true
+}
+
+const buildReceiptAmountsPayload = (files, rows) => {
+  const amountMap = new Map(rows.map(row => [Number(row.fileId), row.amount]))
+  return files
+    .map(file => {
+      const amount = amountMap.get(Number(file.file_id))
+      if (amount == null || amount === '') return ''
+      const value = Number(amount)
+      return value > 0 ? value.toFixed(2) : ''
+    })
+    .join(',')
+}
+
+const handleSaveReceiptAmounts = async () => {
+  if (!amountCompare.value?.details?.length || !props.detail?.id) return
+  amountSaving.value = true
+  try {
+    const grouped = new Map()
+    amountCompare.value.details.forEach(row => {
+      if (!grouped.has(row.itemId)) grouped.set(row.itemId, [])
+      grouped.get(row.itemId).push(row)
+    })
+    for (const [itemId, rows] of grouped.entries()) {
+      const item = props.detail.items.find(entry => entry.id === itemId)
+      if (!item) continue
+      const files = getItemReceiptFiles(item)
+      await updateReimbursementItem(props.detail.id, itemId, {
+        expense_type: item.expense_type,
+        expense_date: item.expense_date,
+        amount: item.amount,
+        quantity: item.quantity || 1,
+        unit_price: item.unit_price || 0,
+        description: item.description || '',
+        receipt_flag: files.length ? 1 : 0,
+        receipt_file_ids: item.receipt_file_ids || files.map(file => file.file_id).filter(Boolean).join(','),
+        receipt_urls: item.receipt_urls || files.map(file => file.url).filter(Boolean).join(','),
+        receipt_amounts: buildReceiptAmountsPayload(files, rows)
+      })
+    }
+    ElMessage.success('发票金额已保存')
+    emit('changed', props.detail.id)
+  } catch (error) {
+    ElMessage.error(error?.message || '保存发票金额失败')
+  } finally {
+    amountSaving.value = false
+  }
+}
+
+const closeAmountCompare = () => {
+  amountCompare.value = null
+}
 
 const getReceiptUrl = value => (value ? String(value).split(',').filter(Boolean)[0] || '' : '')
 
 const getItemReceiptFiles = item => {
   if (Array.isArray(item?.receipt_files) && item.receipt_files.length) {
-    return item.receipt_files
+    return item.receipt_files.map(file => ({
+      ...file,
+      amount: file.amount != null && file.amount !== '' ? Number(file.amount) : null
+    }))
   }
   const ids = String(item?.receipt_file_ids || '')
     .split(',')
@@ -268,10 +498,16 @@ const getItemReceiptFiles = item => {
     .map(v => v.trim())
     .filter(Boolean)
   if (ids.length) {
+    const amountParts = String(item?.receipt_amounts || '')
+      .split(',')
+      .map(v => v.trim())
     return ids.map((id, index) => ({
       file_id: Number(id),
       url: urls[index] || urls[0] || '',
-      name: ''
+      name: '',
+      amount: amountParts[index] !== undefined && amountParts[index] !== ''
+        ? Number(amountParts[index])
+        : null
     }))
   }
   if (getReceiptUrl(item?.receipt_urls)) {
@@ -282,6 +518,77 @@ const getItemReceiptFiles = item => {
 
 const itemHasReceipt = item => getItemReceiptFiles(item).length > 0
 
+const getItemReceiptAmountTotal = item => {
+  const amounts = getItemReceiptFiles(item)
+    .map(file => file.amount)
+    .filter(amount => amount != null && amount !== '' && !Number.isNaN(Number(amount)))
+  if (!amounts.length) return null
+  return amounts.reduce((sum, amount) => sum + Number(amount), 0)
+}
+
+const getItemReceiptDiff = item => {
+  const receiptTotal = getItemReceiptAmountTotal(item)
+  if (receiptTotal == null) return null
+  return receiptTotal - Number(item?.amount || 0)
+}
+
+const formatItemReceiptTotal = item => {
+  const total = getItemReceiptAmountTotal(item)
+  return total == null ? '-' : `¥ ${money(total)}`
+}
+
+const formatItemReceiptDiff = item => {
+  const diff = getItemReceiptDiff(item)
+  if (diff == null) return '-'
+  if (Math.abs(diff) < 0.005) return '0.00'
+  if (diff > 0) return `+${money(diff)}`
+  return money(diff)
+}
+
+const itemReceiptDiffClass = item => {
+  const diff = getItemReceiptDiff(item)
+  if (diff == null || Math.abs(diff) < 0.005) return ''
+  return diff > 0 ? 'receipt-diff-over' : 'receipt-diff-short'
+}
+
+const detailReceiptTotal = computed(() => {
+  const items = props.detail?.items || []
+  let hasAny = false
+  const total = items.reduce((sum, item) => {
+    const itemTotal = getItemReceiptAmountTotal(item)
+    if (itemTotal != null) {
+      hasAny = true
+      return sum + itemTotal
+    }
+    return sum
+  }, 0)
+  return hasAny ? total : null
+})
+
+const detailReceiptDiff = computed(() => {
+  if (detailReceiptTotal.value == null) return null
+  return detailReceiptTotal.value - Number(props.detail?.total_amount || 0)
+})
+
+const formatDetailReceiptTotal = computed(() => {
+  const total = detailReceiptTotal.value
+  return total == null ? '-' : `¥ ${money(total)}`
+})
+
+const formatDetailReceiptDiff = computed(() => {
+  const diff = detailReceiptDiff.value
+  if (diff == null) return '-'
+  if (Math.abs(diff) < 0.005) return '0.00'
+  if (diff > 0) return `+${money(diff)}`
+  return money(diff)
+})
+
+const detailReceiptDiffClass = computed(() => {
+  const diff = detailReceiptDiff.value
+  if (diff == null || Math.abs(diff) < 0.005) return ''
+  return diff > 0 ? 'receipt-diff-over' : 'receipt-diff-short'
+})
+
 const receiptList = computed(() => {
   const items = props.detail?.items || []
   const list = []
@@ -436,20 +743,34 @@ const uploadFileToSystem = async rawFile => {
   return { id: fileId, url, name: rawFile.name }
 }
 
-const saveItemReceiptFiles = async (item, files, { append = true } = {}) => {
+const saveItemReceiptFiles = async (item, files, { append = true, autoRecognize = true } = {}) => {
   const existing = append ? getItemReceiptFiles(item) : []
   const merged = [...existing]
   const seen = new Set(merged.map(file => Number(file.file_id)).filter(Boolean))
+  const newlyAddedIds = []
+
   files.forEach(file => {
     const id = Number(file.id)
     if (!id || seen.has(id)) return
     seen.add(id)
-    merged.push({ file_id: id, url: file.url, name: file.name })
+    merged.push({ file_id: id, url: file.url, name: file.name, amount: null })
+    newlyAddedIds.push(id)
   })
-  if (!merged.length) return
+  if (!merged.length) {
+    return { uploadedCount: 0, recognizedCount: 0, unrecognized: [] }
+  }
+
+  let recognizedCount = 0
+  let unrecognized = []
+  if (autoRecognize && newlyAddedIds.length) {
+    const result = await recognizeReceiptFileAmounts(merged, { fileIds: newlyAddedIds })
+    recognizedCount = result.recognizedCount
+    unrecognized = result.unrecognized
+  }
 
   const ids = merged.map(file => file.file_id).filter(Boolean)
   const urls = merged.map(file => file.url).filter(Boolean)
+  const receipt_amounts = formatItemReceiptAmountsPayload(merged)
   await updateReimbursementItem(props.detail.id, item.id, {
     expense_type: item.expense_type,
     expense_date: item.expense_date,
@@ -459,8 +780,15 @@ const saveItemReceiptFiles = async (item, files, { append = true } = {}) => {
     description: item.description || '',
     receipt_flag: 1,
     receipt_file_ids: ids.join(','),
-    receipt_urls: urls.join(',')
+    receipt_urls: urls.join(','),
+    receipt_amounts
   })
+
+  return {
+    uploadedCount: newlyAddedIds.length,
+    recognizedCount,
+    unrecognized
+  }
 }
 
 const uploadFilesToItem = async (item, rawFiles) => {
@@ -468,8 +796,7 @@ const uploadFilesToItem = async (item, rawFiles) => {
   for (const file of rawFiles) {
     uploaded.push(await uploadFileToSystem(file))
   }
-  await saveItemReceiptFiles(item, uploaded, { append: true })
-  return uploaded.length
+  return saveItemReceiptFiles(item, uploaded, { append: true, autoRecognize: true })
 }
 
 const uploadInvoicesFromRow = async (startRow, rawFiles) => {
@@ -481,8 +808,20 @@ const uploadInvoicesFromRow = async (startRow, rawFiles) => {
 
   batchUploading.value = true
   try {
-    const count = await uploadFilesToItem(startRow, validFiles)
-    ElMessage.success(`已向「${startRow.expense_type || '当前费用项'}」追加 ${count} 张发票`)
+    const { uploadedCount, recognizedCount, unrecognized } = await uploadFilesToItem(startRow, validFiles)
+    const expenseLabel = startRow.expense_type || '当前费用项'
+
+    if (unrecognized.length) {
+      pendingAmountCompare.value = true
+      ElMessage.warning(
+        `${unrecognized.length} 张发票未能自动识别金额，请在下方核对区手动填写后保存`
+      )
+    } else if (recognizedCount > 0) {
+      ElMessage.success(`已向「${expenseLabel}」上传 ${uploadedCount} 张发票，已自动识别并保存 ${recognizedCount} 张金额`)
+    } else {
+      ElMessage.success(`已向「${expenseLabel}」追加 ${uploadedCount} 张发票`)
+    }
+
     emit('changed', props.detail.id)
   } catch (error) {
     ElMessage.error(error?.message || '发票上传失败')
@@ -528,7 +867,8 @@ const removeReceipt = async receipt => {
         description: row.description || '',
         receipt_flag: 0,
         receipt_file_ids: '',
-        receipt_urls: ''
+        receipt_urls: '',
+        receipt_amounts: ''
       })
     } else {
       const ids = remaining.map(file => file.file_id).filter(Boolean)
@@ -719,4 +1059,70 @@ const formatDateTime = value => value ? new Date(value).toLocaleString('zh-CN',
   align-items: flex-start;
   gap: 12px;
 }
+
+.amount-compare-card {
+  margin-bottom: 16px;
+  padding: 14px 16px;
+  border: 1px solid var(--el-border-color-light);
+  border-radius: 6px;
+  background: #fafafa;
+}
+
+.amount-compare-summary {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 20px 32px;
+  margin-bottom: 10px;
+}
+
+.compare-item {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  font-size: 13px;
+
+  span {
+    color: #909399;
+  }
+
+  strong {
+    font-size: 18px;
+    color: #303133;
+  }
+
+  strong.is-match {
+    color: #67c23a;
+  }
+
+  strong.is-short {
+    color: #e6a23c;
+  }
+
+  strong.is-over {
+    color: #f56c6c;
+  }
+}
+
+.compare-tip {
+  margin: 0 0 12px;
+  color: #909399;
+  font-size: 12px;
+}
+
+.compare-actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 10px;
+  margin-top: 12px;
+}
+
+.receipt-diff-over {
+  color: #f56c6c;
+  font-weight: 600;
+}
+
+.receipt-diff-short {
+  color: #67c23a;
+  font-weight: 600;
+}
 </style>
diff --git a/backend/src/views/apps/oa/reimburse/utils/invoiceAmount.js b/backend/src/views/apps/oa/reimburse/utils/invoiceAmount.js
new file mode 100644
index 0000000..07b36e4
--- /dev/null
+++ b/backend/src/views/apps/oa/reimburse/utils/invoiceAmount.js
@@ -0,0 +1,287 @@
+import * as pdfjsLib from 'pdfjs-dist'
+import pdfjsWorker from 'pdfjs-dist/build/pdf.worker.min.mjs?url'
+
+pdfjsLib.GlobalWorkerOptions.workerSrc = pdfjsWorker
+
+const MAX_SINGLE_INVOICE = 99999.99
+const roundAmount = value => Math.round(Number(value) * 100) / 100
+
+const resolveUrl = url => {
+  if (!url) return ''
+  if (/^https?:\/\//i.test(url) || url.startsWith('blob:') || url.startsWith('data:')) return url
+  return `${window.location.origin}/${String(url).replace(/^\/+/, '')}`
+}
+
+const isImageUrl = url => /\.(jpe?g|png|gif|bmp|webp)(\?|#|$)/i.test(url || '')
+const isPdfUrl = url => /\.pdf(\?|#|$)/i.test(String(url || '').toLowerCase())
+
+const isReasonableAmount = value => value > 0 && value <= MAX_SINGLE_INVOICE
+
+const sanitizeInvoiceText = text =>
+  String(text || '')
+    .replace(/\s+/g, ' ')
+    .replace(/\d{12,}/g, ' ')
+
+export const pickInvoiceAmountFromText = text => {
+  if (!text) return null
+  const normalized = sanitizeInvoiceText(text)
+
+  const priorityPatterns = [
+    /价税合计[^0-9]{0,40}?[（(]?小写[）)]?[^0-9¥￥]{0,12}[¥￥]\s*(\d{1,5}\.\d{2})(?!\d)/,
+    /(?:价税合计|合计金额|总计|应付(?:金额)?|实付(?:金额)?|支付金额)[^0-9¥￥]{0,24}[¥￥]\s*(\d{1,5}\.\d{2})(?!\d)/,
+    /小写[^0-9¥￥]{0,12}[¥￥]\s*(\d{1,5}\.\d{2})(?!\d)/
+  ]
+
+  for (const pattern of priorityPatterns) {
+    const match = normalized.match(pattern)
+    if (!match) continue
+    const amount = roundAmount(match[1])
+    if (isReasonableAmount(amount)) return amount
+  }
+
+  const amounts = [...normalized.matchAll(/(?<![0-9])[¥￥]\s*(\d{1,5}\.\d{2})(?![0-9])/g)]
+    .map(item => roundAmount(item[1]))
+    .filter(isReasonableAmount)
+
+  if (!amounts.length) return null
+
+  const underLimit = amounts.filter(value => value <= 50000)
+  if (underLimit.length) return Math.max(...underLimit)
+  return Math.max(...amounts)
+}
+
+const fetchAuthorizedBlob = async url => {
+  const token = localStorage.getItem('token')
+  const response = await fetch(resolveUrl(url), {
+    headers: token ? { Authorization: `Bearer ${token}` } : {}
+  })
+  if (!response.ok) {
+    throw new Error(`文件加载失败 (${response.status})`)
+  }
+  return response.blob()
+}
+
+const blobToDataUrl = blob =>
+  new Promise((resolve, reject) => {
+    const reader = new FileReader()
+    reader.onload = () => resolve(reader.result)
+    reader.onerror = reject
+    reader.readAsDataURL(blob)
+  })
+
+const extractPdfText = async url => {
+  const blob = await fetchAuthorizedBlob(url)
+  const buffer = await blob.arrayBuffer()
+  const pdf = await pdfjsLib.getDocument({ data: buffer }).promise
+  let text = ''
+  for (let pageNo = 1; pageNo <= pdf.numPages; pageNo += 1) {
+    const page = await pdf.getPage(pageNo)
+    const content = await page.getTextContent()
+    text += `${content.items.map(item => item.str).join(' ')}\n`
+  }
+  return text
+}
+
+const renderPdfFirstPageDataUrl = async url => {
+  const blob = await fetchAuthorizedBlob(url)
+  const buffer = await blob.arrayBuffer()
+  const pdf = await pdfjsLib.getDocument({ data: buffer }).promise
+  const page = await pdf.getPage(1)
+  const viewport = page.getViewport({ scale: 2 })
+  const canvas = document.createElement('canvas')
+  const context = canvas.getContext('2d')
+  canvas.width = viewport.width
+  canvas.height = viewport.height
+  await page.render({ canvasContext: context, viewport }).promise
+  return canvas.toDataURL('image/png')
+}
+
+const extractTextByOcr = async dataUrl => {
+  const { default: Tesseract } = await import('tesseract.js')
+  const result = await Tesseract.recognize(dataUrl, 'chi_sim+eng', {
+    logger: () => {}
+  })
+  return result?.data?.text || ''
+}
+
+export const extractInvoiceAmount = async file => {
+  const url = file?.url || file?.rawUrl || ''
+  const name = file?.name || url.split('/').pop()?.split('?')[0] || '发票'
+
+  try {
+    if (isPdfUrl(url)) {
+      const text = await extractPdfText(url)
+      const fromPdfText = pickInvoiceAmountFromText(text)
+      if (fromPdfText != null) {
+        return { amount: fromPdfText, source: 'PDF文本', name }
+      }
+      const preview = await renderPdfFirstPageDataUrl(url)
+      const ocrText = await extractTextByOcr(preview)
+      const fromPdfOcr = pickInvoiceAmountFromText(ocrText)
+      if (fromPdfOcr != null) {
+        return { amount: fromPdfOcr, source: 'PDF识别', name }
+      }
+    } else if (isImageUrl(url)) {
+      const blob = await fetchAuthorizedBlob(url)
+      const dataUrl = await blobToDataUrl(blob)
+      const ocrText = await extractTextByOcr(dataUrl)
+      const fromImageOcr = pickInvoiceAmountFromText(ocrText)
+      if (fromImageOcr != null) {
+        return { amount: fromImageOcr, source: '图片识别', name }
+      }
+    }
+  } catch (error) {
+    return { amount: null, source: '', name, error: error?.message || '识别失败' }
+  }
+
+  return { amount: null, source: '', name, error: '未能识别金额' }
+}
+
+const getItemReceiptFiles = item => {
+  if (Array.isArray(item?.receipt_files) && item.receipt_files.length) {
+    return item.receipt_files
+  }
+  const ids = String(item?.receipt_file_ids || '')
+    .split(',')
+    .map(v => v.trim())
+    .filter(Boolean)
+  const urls = String(item?.receipt_urls || '')
+    .split(',')
+    .map(v => v.trim())
+    .filter(Boolean)
+  const amounts = String(item?.receipt_amounts || '')
+    .split(',')
+    .map(v => v.trim())
+  if (ids.length) {
+    return ids.map((id, index) => ({
+      file_id: Number(id),
+      url: urls[index] || urls[0] || '',
+      name: '',
+      amount: amounts[index] !== undefined && amounts[index] !== '' ? roundAmount(amounts[index]) : null
+    }))
+  }
+  return []
+}
+
+export const buildReceiptAmountRows = async (detail, { recognizeMissing = true } = {}) => {
+  const items = detail?.items || []
+  const rows = []
+
+  for (const item of items) {
+    const files = getItemReceiptFiles(item)
+    for (const file of files) {
+      const rawUrl = file.url || ''
+      if (!rawUrl) continue
+      const savedAmount = file.amount != null && !Number.isNaN(Number(file.amount))
+        ? roundAmount(file.amount)
+        : null
+      let amount = savedAmount
+      let source = savedAmount != null ? '已保存' : ''
+      let error = ''
+
+      if (amount == null && recognizeMissing) {
+        const result = await extractInvoiceAmount({
+          url: resolveUrl(rawUrl),
+          rawUrl,
+          name: file.name || rawUrl.split('/').pop()?.split('?')[0] || '发票'
+        })
+        amount = result.amount
+        source = result.source || ''
+        error = result.error || ''
+      }
+
+      rows.push({
+        itemId: item.id,
+        fileId: file.file_id || 0,
+        expense_type: item.expense_type || '-',
+        item_amount: roundAmount(item.amount),
+        name: file.name || rawUrl.split('/').pop()?.split('?')[0] || '发票',
+        url: resolveUrl(rawUrl),
+        rawUrl,
+        isImage: isImageUrl(rawUrl),
+        amount,
+        source,
+        error
+      })
+    }
+  }
+
+  return rows
+}
+
+export const summarizeReceiptAmountRows = (rows, claimTotal) => {
+  const claim = roundAmount(claimTotal)
+  const recognized = rows.filter(row => row.amount != null && !Number.isNaN(Number(row.amount)))
+  const invoiceTotal = roundAmount(recognized.reduce((sum, row) => sum + Number(row.amount), 0))
+  const diff = roundAmount(claim - invoiceTotal)
+  return {
+    claimTotal: claim,
+    invoiceTotal,
+    diff,
+    recognizedCount: recognized.length,
+    totalReceiptCount: rows.length,
+    unmatchedCount: rows.length - recognized.length
+  }
+}
+
+export const compareReimbursementAmounts = async (detail, { recognizeMissing = true } = {}) => {
+  const claimTotal = (detail?.items || []).reduce((sum, item) => sum + Number(item.amount || 0), 0)
+  const details = await buildReceiptAmountRows(detail, { recognizeMissing })
+  return {
+    ...summarizeReceiptAmountRows(details, claimTotal),
+    details
+  }
+}
+
+export const recognizeReceiptFileAmounts = async (files, { fileIds = null } = {}) => {
+  const targetIds = fileIds ? new Set(fileIds.map(Number)) : null
+  const unrecognized = []
+  let recognizedCount = 0
+
+  for (const file of files) {
+    if (targetIds && !targetIds.has(Number(file.file_id))) continue
+    const hasAmount = file.amount != null && file.amount !== '' && !Number.isNaN(Number(file.amount)) && Number(file.amount) > 0
+    if (hasAmount) continue
+
+    const rawUrl = file.url || ''
+    const result = await extractInvoiceAmount({
+      url: resolveUrl(rawUrl),
+      rawUrl,
+      name: file.name || rawUrl.split('/').pop()?.split('?')[0] || '发票'
+    })
+    if (result.amount != null) {
+      file.amount = result.amount
+      recognizedCount += 1
+    } else {
+      unrecognized.push({
+        file_id: file.file_id,
+        name: file.name || result.name,
+        error: result.error || '未能识别金额'
+      })
+    }
+  }
+
+  return { recognizedCount, unrecognized }
+}
+
+export const formatItemReceiptAmountsPayload = files =>
+  files
+    .map(file => {
+      if (file.amount != null && file.amount !== '' && !Number.isNaN(Number(file.amount))) {
+        const value = roundAmount(file.amount)
+        return value > 0 ? value.toFixed(2) : ''
+      }
+      return ''
+    })
+    .join(',')
+
+export const formatReceiptAmountsPayload = rows => {
+  const sorted = [...rows]
+  return sorted
+    .map(row => {
+      if (row.amount == null || row.amount === '') return ''
+      const value = roundAmount(row.amount)
+      return value > 0 ? value.toFixed(2) : ''
+    })
+    .join(',')
+}
diff --git a/go/controllers/backend_reimburse.go b/go/controllers/backend_reimburse.go
index 00345be..96e8d33 100644
--- a/go/controllers/backend_reimburse.go
+++ b/go/controllers/backend_reimburse.go
@@ -31,8 +31,9 @@ type reimbursementItemPayload struct {
 	UnitPrice   float64 `json:"unit_price"`
 	Description string  `json:"description"`
 	ReceiptFlag    int8   `json:"receipt_flag"`
-	ReceiptFileIDs string `json:"receipt_file_ids"`
-	ReceiptURLs    string `json:"receipt_urls"`
+	ReceiptFileIDs  string  `json:"receipt_file_ids"`
+	ReceiptURLs     string  `json:"receipt_urls"`
+	ReceiptAmounts  *string `json:"receipt_amounts,omitempty"`
 }
 
 type reimbursementPayload struct {
@@ -122,12 +123,77 @@ func joinReceiptFileIDs(ids []uint64) string {
 	return strings.Join(parts, ",")
 }
 
+func parseReceiptAmounts(raw string) []string {
+	raw = strings.TrimSpace(raw)
+	if raw == "" {
+		return []string{}
+	}
+	parts := strings.Split(raw, ",")
+	result := make([]string, len(parts))
+	for i, part := range parts {
+		result[i] = strings.TrimSpace(part)
+	}
+	return result
+}
+
+func joinReceiptAmounts(parts []string) string {
+	if len(parts) == 0 {
+		return ""
+	}
+	return strings.Join(parts, ",")
+}
+
+func normalizeReceiptAmounts(raw string, idCount int) string {
+	parts := parseReceiptAmounts(raw)
+	if idCount <= 0 {
+		return ""
+	}
+	if len(parts) < idCount {
+		padding := make([]string, idCount-len(parts))
+		parts = append(parts, padding...)
+	} else if len(parts) > idCount {
+		parts = parts[:idCount]
+	}
+	normalized := make([]string, idCount)
+	for i := 0; i < idCount; i++ {
+		part := strings.TrimSpace(parts[i])
+		if part == "" {
+			normalized[i] = ""
+			continue
+		}
+		value, err := strconv.ParseFloat(part, 64)
+		if err != nil || value < 0 {
+			normalized[i] = ""
+			continue
+		}
+		normalized[i] = fmt.Sprintf("%.2f", value)
+	}
+	return joinReceiptAmounts(normalized)
+}
+
+func remapReceiptAmounts(oldIDs []uint64, oldAmounts []string, newIDs []uint64) string {
+	oldMap := map[uint64]string{}
+	for i, id := range oldIDs {
+		if i < len(oldAmounts) {
+			oldMap[id] = oldAmounts[i]
+		}
+	}
+	parts := make([]string, len(newIDs))
+	for i, id := range newIDs {
+		if amount, ok := oldMap[id]; ok {
+			parts[i] = amount
+		}
+	}
+	return joinReceiptAmounts(parts)
+}
+
 func resolveReceiptFiles(scheme, host string, item models.BackendReimbursementItem) []map[string]interface{} {
 	ids := parseReceiptFileIDs(item.ReceiptFileIDs)
 	if len(ids) == 0 {
 		return []map[string]interface{}{}
 	}
 	urlParts := strings.Split(item.ReceiptURLs, ",")
+	amountParts := parseReceiptAmounts(item.ReceiptAmounts)
 	files := make([]map[string]interface{}, 0, len(ids))
 	for i, id := range ids {
 		url := ""
@@ -147,8 +213,14 @@ func resolveReceiptFiles(scheme, host string, item models.BackendReimbursementIt
 		if name == "" && url != "" {
 			name = path.Base(strings.Split(url, "?")[0])
 		}
+		var amount interface{}
+		if i < len(amountParts) && amountParts[i] != "" {
+			if value, err := strconv.ParseFloat(amountParts[i], 64); err == nil {
+				amount = value
+			}
+		}
 		files = append(files, map[string]interface{}{
-			"file_id": id, "url": url, "name": name,
+			"file_id": id, "url": url, "name": name, "amount": amount,
 		})
 	}
 	return files
@@ -159,6 +231,7 @@ func syncReceiptFields(item *models.BackendReimbursementItem, scheme, host strin
 	if len(files) == 0 {
 		item.ReceiptFileIDs = ""
 		item.ReceiptURLs = ""
+		item.ReceiptAmounts = ""
 		item.ReceiptFlag = 0
 		return
 	}
@@ -178,21 +251,32 @@ func syncReceiptFields(item *models.BackendReimbursementItem, scheme, host strin
 }
 
 func applyReceiptToItem(item *models.BackendReimbursementItem, payload reimbursementItemPayload, scheme, host string) {
+	oldIDs := parseReceiptFileIDs(item.ReceiptFileIDs)
+	oldAmounts := parseReceiptAmounts(item.ReceiptAmounts)
+
 	if payload.ReceiptFlag == 0 && strings.TrimSpace(payload.ReceiptFileIDs) == "" {
 		item.ReceiptFileIDs = ""
 		item.ReceiptURLs = ""
+		item.ReceiptAmounts = ""
 		item.ReceiptFlag = 0
 		return
 	}
 	if strings.TrimSpace(payload.ReceiptFileIDs) != "" {
 		item.ReceiptFileIDs = strings.TrimSpace(payload.ReceiptFileIDs)
 		syncReceiptFields(item, scheme, host)
+		newIDs := parseReceiptFileIDs(item.ReceiptFileIDs)
+		if payload.ReceiptAmounts != nil {
+			item.ReceiptAmounts = normalizeReceiptAmounts(*payload.ReceiptAmounts, len(newIDs))
+		} else {
+			item.ReceiptAmounts = remapReceiptAmounts(oldIDs, oldAmounts, newIDs)
+		}
 		return
 	}
 	item.ReceiptFlag = payload.ReceiptFlag
 	item.ReceiptURLs = strings.TrimSpace(payload.ReceiptURLs)
 	if item.ReceiptURLs == "" && item.ReceiptFlag == 0 {
 		item.ReceiptFileIDs = ""
+		item.ReceiptAmounts = ""
 	}
 }
 
@@ -216,13 +300,16 @@ func reimbursementItemDTO(item models.BackendReimbursementItem, scheme, host str
 		"amount": item.Amount, "quantity": item.Quantity, "unit_price": item.UnitPrice,
 		"description": item.Description, "receipt_flag": receiptFlag,
 		"receipt_file_ids": item.ReceiptFileIDs,
-		"receipt_urls": receiptURLs, "receipt_files": receiptFiles,
+		"receipt_urls": receiptURLs, "receipt_amounts": item.ReceiptAmounts,
+		"receipt_files": receiptFiles,
 	}
 }
 
 func reimbursementDTO(row models.BackendReimbursement, items []models.BackendReimbursementItem, scheme, host string) map[string]interface{} {
+	_, userName := services.OperationLogUser(&row.Tid, row.UserID)
 	result := map[string]interface{}{
 		"id": row.ID, "tid": row.Tid, "uid": row.UID, "user_id": row.UserID,
+		"user_name": userName,
 		"department_id": row.DepartmentID, "total_amount": row.TotalAmount,
 		"status": row.Status, "apply_date": row.ApplyDate.Format("2006-01-02"),
 		"description": row.Description, "current_approver_id": row.CurrentApproverID,
diff --git a/go/models/reimburse.go b/go/models/reimburse.go
index 9eb7107..22be747 100644
--- a/go/models/reimburse.go
+++ b/go/models/reimburse.go
@@ -83,6 +83,7 @@ type BackendReimbursementItem struct {
 	ReceiptFlag    int8   `orm:"column(receipt_flag);default(0)" json:"receipt_flag"`
 	ReceiptFileIDs string `orm:"column(receipt_file_ids);size(500)" json:"receipt_file_ids"`
 	ReceiptURLs    string `orm:"column(receipt_urls);size(500)" json:"receipt_urls"`
+	ReceiptAmounts string `orm:"column(receipt_amounts);size(500)" json:"receipt_amounts"`
 	IsDeleted       int8       `orm:"column(is_deleted);default(0)" json:"is_deleted"`
 	CreateTime      time.Time  `orm:"column(create_time);auto_now_add;type(datetime)" json:"create_time"`
 	UpdateTime      *time.Time `orm:"column(update_time);null;type(datetime)" json:"update_time"`
diff --git a/sql/alter_reimbursement_items_add_receipt_amounts.sql b/sql/alter_reimbursement_items_add_receipt_amounts.sql
new file mode 100644
index 0000000..38ac2d2
--- /dev/null
+++ b/sql/alter_reimbursement_items_add_receipt_amounts.sql
@@ -0,0 +1,12 @@
+-- 报销明细：每张发票对应一个确认金额，与 receipt_file_ids 顺序一一对应（逗号分隔，空位可留空）
+-- 示例：receipt_file_ids=357,358  receipt_amounts=98.00,145.00
+
+-- 若已有 receipt_urls 列，用这一条：
+ALTER TABLE `yz_backend_reimbursement_items`
+  ADD COLUMN `receipt_amounts` varchar(500) NOT NULL DEFAULT '' COMMENT '票据金额，逗号分隔，与 receipt_file_ids 对应' AFTER `receipt_urls`;
+
+-- 若上面报错 Unknown column 'receipt_urls'，改用这一条（放在 receipt_file_ids 后面）：
+-- ALTER TABLE `yz_backend_reimbursement_items`
+--   ADD COLUMN `receipt_amounts` varchar(500) NOT NULL DEFAULT '' COMMENT '票据金额，逗号分隔，与 receipt_file_ids 对应' AFTER `receipt_file_ids`;
+
+-- 若报错 Duplicate column name 'receipt_amounts'，说明字段已存在，无需重复执行。