diff --git a/src/views/oa/erp/projectReport/edit.vue b/src/views/oa/erp/projectReport/edit.vue
index be9e6fb..43bf7e9 100644
--- a/src/views/oa/erp/projectReport/edit.vue
+++ b/src/views/oa/erp/projectReport/edit.vue
@@ -13,6 +13,14 @@
         :mode="false"
       />
     </el-card>
+    <el-alert
+      v-if="showAddDetailFromMasterBanner"
+      type="info"
+      :closable="false"
+      show-icon
+      class="mb-2"
+      title="正在为所选项目周报新增一条明细：上方为项目信息（只读），请在下方填写本周报明细。"
+    />
     <el-card shadow="never">
       <el-form ref="projectFormRef" :model="form" :disabled="true" :rules="rules" label-width="120px">
         <el-row :gutter="20">
@@ -23,7 +31,7 @@
                   <el-icon
                     style="cursor: pointer; margin-right: 4px; font-size: 14px"
                     @click="openProjectSelect"
-                    v-if="!routeParams.reportData && routeParams.type === 'add'"
+                    v-if="showProjectSearchSuffix"
                   >
                     <Search />
                   </el-icon>
@@ -33,7 +41,7 @@
           </el-col>
           <el-col :span="12">
             <el-form-item label="项目编号" prop="projectCode">
-              <el-input v-model="form.projectCode" placeholder="请输入项目编号" :disabled="routeParams.reportData && routeParams.type === 'add'" />
+              <el-input v-model="form.projectCode" placeholder="请输入项目编号" :disabled="projectCodeLockedInAddFromList" />
             </el-form-item>
           </el-col>
           <el-col :span="12">
@@ -140,7 +148,7 @@
     </el-card>
 
     <el-card shadow="never">
-      <template #header v-if="routeParams.type === 'view' && routeParams.reportData">
+      <template #header v-if="isMasterWeeklyListView">
         <el-row :gutter="10" class="mb8">
           <!-- <el-col :span="1.5">
             <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate()" v-hasPermi="['oa/erp:projectReportDetail:edit']"
@@ -168,7 +176,7 @@
         v-loading="loading"
         border
         :data="projectReportDetailList"
-        v-if="routeParams.type === 'view' && routeParams.reportData"
+        v-if="isMasterWeeklyListView"
         @selection-change="handleSelectionChange"
       >
         <el-table-column type="selection" width="55" align="center" />
@@ -231,7 +239,7 @@
         </el-table-column>
       </el-table>
       <pagination
-        v-show="total > 0 && routeParams.type === 'view' && routeParams.reportData"
+        v-show="total > 0 && isMasterWeeklyListView"
         :total="total"
         v-model:page="projectReportFormQuery.pageNum"
         v-model:limit="projectReportFormQuery.pageSize"
@@ -243,12 +251,7 @@
         :disabled="isDetailFormDisabled"
         :rules="reportRules"
         label-width="120px"
-        v-if="
-          routeParams.type === 'add' ||
-          routeParams.type === 'approval' ||
-          routeParams.type === 'update' ||
-          (routeParams.type === 'view' && !routeParams.reportData)
-        "
+        v-if="showDetailEditorForm"
       >
         <el-row :gutter="20">
           <el-col :span="12" v-show="false">
@@ -607,6 +610,38 @@ const modifiedPageType = computed(() => {
 
 // 路由参数
 const routeParams = ref<Record<string, any>>({});
+
+/** 列表「查看」：按周报主表查看多条明细（reportId 或旧 reportData） */
+const isMasterWeeklyListView = computed(() => {
+  if (routeParams.value.type !== 'view') return false;
+  if (routeParams.value.reportId != null && String(routeParams.value.reportId) !== '') return true;
+  return !!routeParams.value.reportData;
+});
+
+/** 是否带有主表上下文（带 reportId / 旧 reportData；纯新增无） */
+const hasMasterReportContextQuery = computed(() => {
+  if (routeParams.value.reportId != null && String(routeParams.value.reportId) !== '') return true;
+  return !!routeParams.value.reportData;
+});
+
+/** 底部明细编辑表单（主表多行查看时不展示） */
+const showDetailEditorForm = computed(() => {
+  const t = routeParams.value.type;
+  if (t === 'add' || t === 'approval' || t === 'update') return true;
+  if (t === 'view' && !isMasterWeeklyListView.value) return true;
+  return false;
+});
+
+const showProjectSearchSuffix = computed(() => routeParams.value.type === 'add' && !hasMasterReportContextQuery.value);
+
+const projectCodeLockedInAddFromList = computed(
+  () => routeParams.value.type === 'add' && hasMasterReportContextQuery.value
+);
+
+/** 从列表「在已有周报下新增明细」进入（显式 addMode，避免与纯新增混淆） */
+const showAddDetailFromMasterBanner = computed(
+  () => routeParams.value.type === 'add' && routeParams.value.addMode === 'detail'
+);
 //字典
 const { project_report_status, project_risk_status } = toRefs<any>(proxy?.useDict('project_report_status', 'project_risk_status'));
 
@@ -1208,9 +1243,11 @@ const isDetailFormDisabled = computed(() => {
   return isFormDisabled.value || hasApprovalData.value;
 });
 
-// 根据 routeParams.type 和 reportData 判断是否需要查询审批中数据
+// 新增/修改且带有主表上下文时，检查是否存在审批中的明细
 const shouldCheckApprovalData = computed(() => {
-  return (routeParams.value.type === 'add' || routeParams.value.type === 'update') && routeParams.value.reportData;
+  const t = routeParams.value.type;
+  if (!(t === 'add' || t === 'update')) return false;
+  return !!(routeParams.value.reportId || routeParams.value.reportData);
 });
 
 // 查询是否存在审批中的数据
@@ -1218,12 +1255,14 @@ const checkApprovalData = async () => {
   try {
     if (!shouldCheckApprovalData.value) return;
 
-    const reportDataStr = routeParams.value.reportData as string;
-    if (reportDataStr) {
+    let reportId: string | number | undefined = form.value.reportId ?? routeParams.value.reportId;
+    const reportDataStr = routeParams.value.reportData as string | undefined;
+    if (!reportId && reportDataStr) {
       const reportData = JSON.parse(decodeURIComponent(reportDataStr));
-      const reportId = reportData.reportId;
+      reportId = reportData.reportId;
+    }
 
-      if (reportId) {
+    if (reportId) {
         // 查询是否存在审批中的数据（projectReportStatus = '2' 表示审批中）
         const res = await listProjectReportDetail({
           pageNum: 1,
@@ -1247,7 +1286,6 @@ const checkApprovalData = async () => {
         } else {
           hasApprovalData.value = false;
         }
-      }
     }
   } catch (error) {
     console.error('检查审批数据失败:', error);
@@ -1378,58 +1416,22 @@ const submitForm = async (status: string, mode: boolean) => {
   }
 };
 onMounted(async () => {
-  nextTick(async () => {
-    // 获取路由参数
-    routeParams.value = route.query;
-    const reportDataStr = routeParams.value.reportData as string;
+  await nextTick(async () => {
+    routeParams.value = { ...route.query };
+    const type = String(routeParams.value.type || '');
+    const reportDataStr = routeParams.value.reportData as string | undefined;
+    const masterReportIdRaw = routeParams.value.reportId;
+    const masterReportId =
+      masterReportIdRaw !== undefined && masterReportIdRaw !== null && String(masterReportIdRaw) !== ''
+        ? String(masterReportIdRaw)
+        : undefined;
+    const detailBizIdRaw = routeParams.value.id;
+    const detailBizId =
+      detailBizIdRaw !== undefined && detailBizIdRaw !== null && String(detailBizIdRaw) !== ''
+        ? String(detailBizIdRaw)
+        : undefined;
 
-    if (reportDataStr && (routeParams.value.type === 'view' || routeParams.value.type === 'add' || routeParams.value.type === 'update')) {
-      proxy?.$modal.loading('正在加载数据，请稍后...');
-      const reportData = JSON.parse(decodeURIComponent(reportDataStr));
-      Object.assign(form.value, reportData);
-
-      if (routeParams.value.type === 'add') {
-        // 检查是否有审批中的数据（在add模式下）
-        if (shouldCheckApprovalData.value) {
-          await checkApprovalData();
-        } else {
-          Object.assign(projectReportForm.value, reportData);
-          // 新增模式下自动设置当前日期时间
-          const now = new Date();
-          const year = now.getFullYear();
-          const month = String(now.getMonth() + 1).padStart(2, '0');
-          const day = String(now.getDate()).padStart(2, '0');
-          const hours = String(now.getHours()).padStart(2, '0');
-          const minutes = String(now.getMinutes()).padStart(2, '0');
-          const seconds = String(now.getSeconds()).padStart(2, '0');
-          projectReportForm.value.fillTime = `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
-          projectReportForm.value.informationNote = undefined;
-          projectReportForm.value.remark = undefined;
-          projectReportForm.value.ossId = undefined;
-          projectReportForm.value.sortOrder = undefined;
-          projectReportForm.value.activeFlag = undefined;
-          projectReportForm.value.createTime = undefined;
-          projectReportForm.value.createBy = undefined;
-          projectReportForm.value.updateBy = undefined;
-          projectReportForm.value.updateTime = undefined;
-        }
-      } else if (routeParams.value.type === 'view') {
-        await getProjectDetail();
-      } else {
-        const reportId = routeParams.value.id;
-        const res = await listProjectReportDetail({ pageNum: 1, pageSize: 10, reportId: reportId });
-        if (res.rows && res.rows.length > 0) {
-          const detailData = res.rows[0];
-          Object.assign(projectReportForm.value, detailData);
-        }
-        // view模式下设置日期范围
-        if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
-          dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
-        }
-      }
-      proxy?.$modal.closeLoading();
-    } else if (routeParams.value.type === 'add') {
-      // 纯新增模式，设置当前日期时间
+    const setFillTimeNow = () => {
       const now = new Date();
       const year = now.getFullYear();
       const month = String(now.getMonth() + 1).padStart(2, '0');
@@ -1438,36 +1440,159 @@ onMounted(async () => {
       const minutes = String(now.getMinutes()).padStart(2, '0');
       const seconds = String(now.getSeconds()).padStart(2, '0');
       projectReportForm.value.fillTime = `${year}-${month}-${day} ${hours}:${minutes}:${seconds}`;
-    } else if (routeParams.value.type === 'approval' || routeParams.value.type === 'view' || routeParams.value.type === 'update') {
-      // 编辑或审批模式：从接口获取数据
-      const projectDetailReportId = routeParams.value.id;
-      if (projectDetailReportId) {
+    };
+
+    const clearDraftDetailFields = () => {
+      projectReportForm.value.informationNote = undefined;
+      projectReportForm.value.remark = undefined;
+      projectReportForm.value.ossId = undefined;
+      projectReportForm.value.sortOrder = undefined;
+      projectReportForm.value.activeFlag = undefined;
+      projectReportForm.value.createTime = undefined;
+      projectReportForm.value.createBy = undefined;
+      projectReportForm.value.updateBy = undefined;
+      projectReportForm.value.updateTime = undefined;
+    };
+
+    try {
+      // 兼容旧链接：整行 JSON 放在 reportData
+      if (reportDataStr && (type === 'view' || type === 'add' || type === 'update')) {
         proxy?.$modal.loading('正在加载数据，请稍后...');
-        const reportDetailRes = await getProjectReportDetail(projectDetailReportId);
-        const reportId = reportDetailRes.data.reportId;
-        if (reportId && routeParams.value.type === 'view') {
-          const reportRes = await getProjectReport(reportId);
+        const reportData = JSON.parse(decodeURIComponent(reportDataStr));
+        Object.assign(form.value, reportData);
+
+        if (type === 'add') {
+          if (shouldCheckApprovalData.value) {
+            await checkApprovalData();
+          } else {
+            Object.assign(projectReportForm.value, reportData);
+            setFillTimeNow();
+            clearDraftDetailFields();
+          }
+        } else if (type === 'view') {
+          await getProjectDetail();
+        } else {
+          const rid = routeParams.value.id;
+          const res = await listProjectReportDetail({ pageNum: 1, pageSize: 10, reportId: rid });
+          if (res.rows && res.rows.length > 0) {
+            Object.assign(projectReportForm.value, res.rows[0]);
+          }
+          if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
+            dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
+          }
+        }
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 审批：业务 id 为明细主键
+      if (type === 'approval' && detailBizId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportDetailRes = await getProjectReportDetail(detailBizId);
+        const rid = reportDetailRes.data.reportId;
+        if (rid) {
+          const reportRes = await getProjectReport(rid);
+          Object.assign(form.value, reportRes.data);
+          Object.assign(projectReportForm.value, reportDetailRes.data);
+        }
+        if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
+          dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
+        }
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 列表进入：按主表周报编号查看（多明细）
+      if (type === 'view' && masterReportId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportRes = await getProjectReport(masterReportId);
+        Object.assign(form.value, reportRes.data);
+        await getProjectDetail();
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 列表进入：按主表周报编号修改草稿
+      if (type === 'update' && masterReportId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportRes = await getProjectReport(masterReportId);
+        Object.assign(form.value, reportRes.data);
+        const res = await listProjectReportDetail({ pageNum: 1, pageSize: 10, reportId: masterReportId });
+        if (res.rows && res.rows.length > 0) {
+          Object.assign(projectReportForm.value, res.rows[0]);
+        }
+        if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
+          dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
+        }
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 列表进入：在已有主表下新增一条明细
+      if (type === 'add' && masterReportId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportRes = await getProjectReport(masterReportId);
+        Object.assign(form.value, reportRes.data);
+
+        if (shouldCheckApprovalData.value) {
+          await checkApprovalData();
+        }
+        if (!hasApprovalData.value) {
+          projectReportForm.value = { ...initProjectReportFormData };
+          projectReportForm.value.reportId = form.value.reportId;
+          projectReportForm.value.projectId = form.value.projectId;
+          projectReportForm.value.milestonePlan = form.value.milestonePlan;
+          setFillTimeNow();
+          clearDraftDetailFields();
+          dateRange.value = ['', ''] as [DateModelType, DateModelType];
+        }
+
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 纯新增
+      if (type === 'add') {
+        setFillTimeNow();
+        return;
+      }
+
+      // 仅带明细 id：查看单条（与流程/旧链接兼容）
+      if (type === 'view' && detailBizId && !masterReportId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportDetailRes = await getProjectReportDetail(detailBizId);
+        const rid = reportDetailRes.data.reportId;
+        if (rid) {
+          const reportRes = await getProjectReport(rid);
           Object.assign(form.value, reportRes.data);
           Object.assign(projectReportForm.value, reportDetailRes.data);
           projectReportDetailList.value = [reportDetailRes.data];
         }
-        if (reportId && routeParams.value.type === 'approval') {
-          const reportRes = await getProjectReport(reportId);
-          Object.assign(form.value, reportRes.data);
-          Object.assign(projectReportForm.value, reportDetailRes.data);
-        }
-        // view模式下设置日期范围
         if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
           dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
         }
-        if (reportId && routeParams.value.type === 'update') {
-          const reportRes = await getProjectReport(reportId);
+        proxy?.$modal.closeLoading();
+        return;
+      }
+
+      // 仅带明细 id：修改（与旧待办兼容）
+      if (type === 'update' && detailBizId && !masterReportId) {
+        proxy?.$modal.loading('正在加载数据，请稍后...');
+        const reportDetailRes = await getProjectReportDetail(detailBizId);
+        const rid = reportDetailRes.data.reportId;
+        if (rid) {
+          const reportRes = await getProjectReport(rid);
           Object.assign(form.value, reportRes.data);
           Object.assign(projectReportForm.value, reportDetailRes.data);
         }
-
+        if (projectReportForm.value.beginDate && projectReportForm.value.endDate) {
+          dateRange.value = [projectReportForm.value.beginDate, projectReportForm.value.endDate];
+        }
         proxy?.$modal.closeLoading();
       }
+    } catch (e) {
+      console.error('项目周报编辑页加载失败:', e);
+      proxy?.$modal.closeLoading();
     }
   });
 });
diff --git a/src/views/oa/erp/projectReport/index.vue b/src/views/oa/erp/projectReport/index.vue
index 44f2c87..5047757 100644
--- a/src/views/oa/erp/projectReport/index.vue
+++ b/src/views/oa/erp/projectReport/index.vue
@@ -92,7 +92,7 @@
       <template #header>
         <el-row :gutter="10" class="mb8">
           <el-col :span="1.5">
-            <el-button type="primary" plain icon="Plus" @click="handleAdd(null)" v-hasPermi="['oa/erp:projectReport:add']">新增</el-button>
+            <el-button type="primary" plain icon="Plus" @click="handleAdd" v-hasPermi="['oa/erp:projectReport:add']">新增</el-button>
           </el-col>
           <!-- <el-col :span="1.5">
             <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate()" v-hasPermi="['oa/erp:projectReport:edit']"
@@ -129,10 +129,20 @@
         <el-table-column label="激活标识" align="center" prop="activeFlag" width="100" v-if="columns[13].visible" />
         <el-table-column label="创建时间" align="center" prop="createTime" width="100" v-if="columns[14].visible" />
         <el-table-column label="更新时间" align="center" prop="updateTime" width="100" v-if="columns[15].visible" />
-        <el-table-column label="操作" align="center" width="150" fixed="right" class-name="small-padding fixed-width">
+        <el-table-column label="操作" align="center" width="200" fixed="right" class-name="small-padding fixed-width">
           <template #default="scope">
-            <el-tooltip content="新增已有周报明细" placement="top" v-if="scope.row.status !== '1'">
-              <el-button link type="primary" icon="Plus" @click="handleAdd(scope.row)" v-hasPermi="['oa/erp:projectReport:add']"></el-button>
+            <el-tooltip
+              v-if="scope.row.status !== '1'"
+              :content="`为「${scope.row.projectName || '该项目'}」新增一条周报明细`"
+              placement="top"
+            >
+              <el-button
+                link
+                type="primary"
+                icon="DocumentAdd"
+                @click="handleAddWeeklyDetail(scope.row)"
+                v-hasPermi="['oa/erp:projectReport:add']"
+              ></el-button>
             </el-tooltip>
             <el-tooltip content="修改" placement="top" v-if="scope.row.status === '1'">
               <el-button
@@ -548,48 +558,56 @@ const submitForm = () => {
     }
   });
 };
-/** 新增按钮操作 */
-const handleAdd = (row?: ProjectReportVO) => {
-  reset();
+/** 跳转编辑页（与工时填报一致：仅传必要 query） */
+function navigateToProjectReportEdit(query: Record<string, string | number | undefined>) {
   proxy.$tab.closePage(route);
-  const routeParams = {
+  router.push({
+    path: '/project/projectReport/edit',
+    query: query as Record<string, any>
+  });
+}
+
+/** 顶部「新增」：空白主表 */
+const handleAdd = () => {
+  reset();
+  navigateToProjectReportEdit({
     type: 'add',
-    reportData: null
-  };
-  if (row && Object.keys(row).length > 0) {
-    routeParams.reportData = encodeURIComponent(JSON.stringify(row));
+    pageNum: queryParams.value.pageNum
+  });
+};
+
+/** 行内：在已有周报主表下新增一条明细 */
+const handleAddWeeklyDetail = (row: ProjectReportVO) => {
+  if (row?.reportId == null || row.reportId === '') {
+    proxy?.$modal.msgWarning('当前行缺少周报主键，无法新增明细');
+    return;
   }
-  router.push({
-    path: '/project/projectReport/edit',
-    query: routeParams
+  reset();
+  navigateToProjectReportEdit({
+    type: 'add',
+    addMode: 'detail',
+    reportId: row.reportId,
+    pageNum: queryParams.value.pageNum
   });
 };
-/** 查看按钮操作 */
+/** 查看：按周报主键加载 */
 const handleView = (row?: ProjectReportVO) => {
+  if (!row?.reportId) return;
   reset();
-  proxy.$tab.closePage(route);
-  router.push({
-    path: '/project/projectReport/edit',
-    query: {
-      type: 'view',
-      // 传递完整的行数据
-      reportData: encodeURIComponent(JSON.stringify(row))
-    }
+  navigateToProjectReportEdit({
+    type: 'view',
+    reportId: row.reportId,
+    pageNum: queryParams.value.pageNum
   });
 };
-/** 修改按钮操作 */
+/** 修改草稿：按周报主键加载 */
 const handleUpdateReport = (row?: ProjectReportVO) => {
+  if (!row?.reportId) return;
   reset();
-  const _reportId = row?.reportId;
-  proxy.$tab.closePage(route);
-  router.push({
-    path: '/project/projectReport/edit',
-    query: {
-      id: _reportId,
-      type: 'update',
-      // 传递完整的行数据，方便合同信息页面直接使用
-      reportData: encodeURIComponent(JSON.stringify(row))
-    }
+  navigateToProjectReportEdit({
+    type: 'update',
+    reportId: row.reportId,
+    pageNum: queryParams.value.pageNum
   });
 };
 /** 修改按钮操作 */