diff --git a/reading-platform-frontend/playwright-report/data/7e95ea456e51127a93908e95717ba392c2846ff5.md b/reading-platform-frontend/playwright-report/data/7e95ea456e51127a93908e95717ba392c2846ff5.md
new file mode 100644
index 0000000..a5a4c63
--- /dev/null
+++ b/reading-platform-frontend/playwright-report/data/7e95ea456e51127a93908e95717ba392c2846ff5.md
@@ -0,0 +1,121 @@
+# Page snapshot
+
+```yaml
+- generic [ref=e3]:
+  - complementary [ref=e4]:
+    - generic [ref=e5]:
+      - generic [ref=e6]:
+        - img "Logo" [ref=e7]
+        - generic [ref=e8]:
+          - generic [ref=e9]: 少儿智慧阅读
+          - generic [ref=e10]: 服务管理后台
+      - menu [ref=e12]:
+        - menuitem "数据看板" [ref=e13] [cursor=pointer]:
+          - img [ref=e14]
+          - generic [ref=e20]: 数据看板
+        - menuitem "课程包管理" [ref=e21] [cursor=pointer]:
+          - img [ref=e22]
+          - generic [ref=e25]: 课程包管理
+        - menuitem "database 套餐管理" [ref=e26] [cursor=pointer]:
+          - img "database" [ref=e27]:
+            - img [ref=e28]
+          - generic [ref=e31]: 套餐管理
+        - menuitem "format-painter 主题字典" [ref=e32] [cursor=pointer]:
+          - img "format-painter" [ref=e33]:
+            - img [ref=e34]
+          - generic [ref=e37]: 主题字典
+        - menuitem "租户管理" [ref=e38] [cursor=pointer]:
+          - img [ref=e39]
+          - generic [ref=e44]: 租户管理
+        - menuitem "资源库" [ref=e45] [cursor=pointer]:
+          - img [ref=e46]
+          - generic [ref=e49]: 资源库
+        - menuitem "系统设置" [ref=e50] [cursor=pointer]:
+          - img [ref=e51]
+          - generic [ref=e55]: 系统设置
+  - generic [ref=e56]:
+    - generic [ref=e57]:
+      - img "menu-fold" [ref=e59] [cursor=pointer]:
+        - img [ref=e60]
+      - generic [ref=e63]:
+        - generic [ref=e65]:
+          - img "bell" [ref=e66] [cursor=pointer]:
+            - img [ref=e67]
+          - superscript [ref=e69]:
+            - paragraph [ref=e71]: "5"
+        - generic [ref=e73] [cursor=pointer]:
+          - img "user" [ref=e76]:
+            - img [ref=e77]
+          - generic [ref=e79]: 系统管理员
+          - img "down" [ref=e81]:
+            - img [ref=e82]
+    - main [ref=e84]:
+      - generic [ref=e85]:
+        - generic [ref=e87]:
+          - generic [ref=e88]:
+            - button "返回" [ref=e90] [cursor=pointer]:
+              - img "arrow-left" [ref=e91]:
+                - img [ref=e92]
+            - generic "编辑课程包" [ref=e94]
+          - generic [ref=e98]:
+            - button "保存草稿" [ref=e100] [cursor=pointer]:
+              - generic [ref=e101]: 保存草稿
+            - button "保 存" [ref=e103] [cursor=pointer]:
+              - generic [ref=e104]: 保 存
+        - generic [ref=e108]:
+          - generic [ref=e109]:
+            - button "check 基本信息" [ref=e111] [cursor=pointer]:
+              - img "check" [ref=e114]:
+                - img [ref=e115]
+              - generic [ref=e118]: 基本信息
+            - button "check 课程介绍" [ref=e120] [cursor=pointer]:
+              - img "check" [ref=e123]:
+                - img [ref=e124]
+              - generic [ref=e127]: 课程介绍
+            - button "check 排课参考" [ref=e129] [cursor=pointer]:
+              - img "check" [ref=e132]:
+                - img [ref=e133]
+              - generic [ref=e136]: 排课参考
+            - button "check 导入课" [ref=e138] [cursor=pointer]:
+              - img "check" [ref=e141]:
+                - img [ref=e142]
+              - generic [ref=e145]: 导入课
+            - button "check 集体课" [ref=e147] [cursor=pointer]:
+              - img "check" [ref=e150]:
+                - img [ref=e151]
+              - generic [ref=e154]: 集体课
+            - button "check 领域课" [ref=e156] [cursor=pointer]:
+              - img "check" [ref=e159]:
+                - img [ref=e160]
+              - generic [ref=e163]: 领域课
+            - button "7 环创建设" [ref=e165]:
+              - generic [ref=e166]: "7"
+              - generic [ref=e168]: 环创建设
+          - generic [ref=e169]:
+            - generic [ref=e170]: 完成度
+            - progressbar [ref=e171]:
+              - img "check-circle" [ref=e176]:
+                - img [ref=e177]
+          - generic [ref=e179]:
+            - text: "* : * : * : : * : 26 / 200 : : : 60 / 1500 64 / 1500 71 / 1500 61 / 1500 33 / 1500 35 / 1500 33 / 1500 36 / 1500 : : : 0 / 500 : : : * : 94 / 1500 * : 64 / 1500 : 0 / 1500 : 0 / 1500 : 0 / 1500 : : : 0 / 500 : : : * : 0 / 1500 * : 0 / 1500 : 0 / 1500 : 0 / 1500 : 0 / 1500 : : : 0 / 500 : : : * : 64 / 1500 * : 0 / 1500 : 0 / 1500 : 0 / 1500 : 0 / 1500 : : : 0 / 500 : : : * : 68 / 1500 * : 0 / 1500 : 0 / 1500 : 0 / 1500 : 0 / 1500"
+            - generic [ref=e180]:
+              - generic [ref=e181]:
+                - generic [ref=e182]: 环创建设
+                - generic [ref=e183]: 已填写
+              - alert [ref=e185]:
+                - img "info-circle" [ref=e186]:
+                  - img [ref=e187]
+                - generic [ref=e190]:
+                  - generic [ref=e191]: 填写提示
+                  - generic [ref=e192]: 环创建设内容可包括：主题环境布置、区域活动环境、阅读角创设、材料投放建议等，帮助教师更好地创设支持幼儿学习的环境。
+              - generic [ref=e194]:
+                - textbox "请输入环创建设内容，例如： - 主题墙布置建议 - 阅读区环境创设 - 材料展示区设置 - 互动区域规划 - 相关装饰物品建议等" [ref=e195]:
+                  - /placeholder: "请输入环创建设内容，例如：\r\n- 主题墙布置建议\r\n- 阅读区环境创设\r\n- 材料展示区设置\r\n- 互动区域规划\r\n- 相关装饰物品建议等"
+                  - text: 1. 夸夸卡展示区：展示幼儿制作的夸夸卡 2. "我的特别之处"展示墙：张贴幼儿分享的特别之处作品 3. 兔子探秘墙：张贴兔子图片和观察记录 4. 音乐角环创：张贴儿歌歌词图谱、兔子头饰 5. 健康小卫士展示区：张贴保护耳朵方法海报
+                - text: 116 / 3000
+          - generic [ref=e196]:
+            - button "上一步" [ref=e197] [cursor=pointer]:
+              - generic [ref=e198]: 上一步
+            - button "保 存" [active] [ref=e199] [cursor=pointer]:
+              - generic [ref=e200]: 保 存
+```
\ No newline at end of file
diff --git a/reading-platform-frontend/playwright-report/data/84d5e726046ba1814754cd179539627d3ff963f4.webm b/reading-platform-frontend/playwright-report/data/84d5e726046ba1814754cd179539627d3ff963f4.webm
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diff --git a/reading-platform-frontend/playwright-report/data/fecb36cbd5e3c8f341fe6bf2a9b5befd8f6079ee.png b/reading-platform-frontend/playwright-report/data/fecb36cbd5e3c8f341fe6bf2a9b5befd8f6079ee.png
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diff --git a/reading-platform-frontend/src/api/generated/model/courseLessonResponse.ts b/reading-platform-frontend/src/api/generated/model/courseLessonResponse.ts
new file mode 100644
index 0000000..23511f1
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/courseLessonResponse.ts
@@ -0,0 +1,55 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+
+/**
+ * 课程环节响应
+ */
+export interface CourseLessonResponse {
+  /** ID */
+  id?: number;
+  /** 课程 ID */
+  courseId?: number;
+  /** 课程类型 */
+  lessonType?: string;
+  /** 名称 */
+  name?: string;
+  /** 描述 */
+  description?: string;
+  /** 时长（分钟） */
+  duration?: number;
+  /** 视频路径 */
+  videoPath?: string;
+  /** 视频名称 */
+  videoName?: string;
+  /** PPT 路径 */
+  pptPath?: string;
+  /** PPT 名称 */
+  pptName?: string;
+  /** PDF 路径 */
+  pdfPath?: string;
+  /** PDF 名称 */
+  pdfName?: string;
+  /** 教学目标 */
+  objectives?: string;
+  /** 教学准备 */
+  preparation?: string;
+  /** 教学延伸 */
+  extension?: string;
+  /** 教学反思 */
+  reflection?: string;
+  /** 评估数据 */
+  assessmentData?: string;
+  /** 是否使用模板 */
+  useTemplate?: boolean;
+  /** 排序号 */
+  sortOrder?: number;
+  /** 创建时间 */
+  createdAt?: string;
+  /** 更新时间 */
+  updatedAt?: string;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/coursePackageCourseItem.ts b/reading-platform-frontend/src/api/generated/model/coursePackageCourseItem.ts
new file mode 100644
index 0000000..ac4bd5b
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/coursePackageCourseItem.ts
@@ -0,0 +1,21 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+
+/**
+ * 课程包中的课程项
+ */
+export interface CoursePackageCourseItem {
+  /** 课程 ID */
+  id?: number;
+  /** 课程名称 */
+  name?: string;
+  /** 适用年级 */
+  gradeLevel?: string;
+  /** 排序号 */
+  sortOrder?: number;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/coursePackageResponse.ts b/reading-platform-frontend/src/api/generated/model/coursePackageResponse.ts
new file mode 100644
index 0000000..8c8e035
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/coursePackageResponse.ts
@@ -0,0 +1,56 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { CoursePackageCourseItem } from './coursePackageCourseItem';
+
+/**
+ * 课程套餐响应
+ */
+export interface CoursePackageResponse {
+  /** ID */
+  id?: number;
+  /** 名称 */
+  name?: string;
+  /** 描述 */
+  description?: string;
+  /** 价格（分） */
+  price?: number;
+  /** 折后价格（分） */
+  discountPrice?: number;
+  /** 折扣类型 */
+  discountType?: string;
+  /** 年级水平（数组） */
+  gradeLevels?: string[];
+  /** 课程数量 */
+  courseCount?: number;
+  /** 使用学校数 */
+  tenantCount?: number;
+  /** 状态 */
+  status?: string;
+  /** 提交时间 */
+  submittedAt?: string;
+  /** 提交人 ID */
+  submittedBy?: number;
+  /** 审核时间 */
+  reviewedAt?: string;
+  /** 审核人 ID */
+  reviewedBy?: number;
+  /** 审核意见 */
+  reviewComment?: string;
+  /** 发布时间 */
+  publishedAt?: string;
+  /** 创建时间 */
+  createdAt?: string;
+  /** 更新时间 */
+  updatedAt?: string;
+  /** 包含的课程 */
+  courses?: CoursePackageCourseItem[];
+  /** 开始日期（租户套餐） */
+  startDate?: string;
+  /** 结束日期（租户套餐） */
+  endDate?: string;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/pageResultCoursePackageResponse.ts b/reading-platform-frontend/src/api/generated/model/pageResultCoursePackageResponse.ts
new file mode 100644
index 0000000..801d8e9
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/pageResultCoursePackageResponse.ts
@@ -0,0 +1,16 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { CoursePackageResponse } from './coursePackageResponse';
+
+export interface PageResultCoursePackageResponse {
+  list?: CoursePackageResponse[];
+  total?: number;
+  pageNum?: number;
+  pageSize?: number;
+  pages?: number;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/pageResultResourceItem.ts b/reading-platform-frontend/src/api/generated/model/pageResultResourceItem.ts
new file mode 100644
index 0000000..87d039d
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/pageResultResourceItem.ts
@@ -0,0 +1,16 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { ResourceItem } from './resourceItem';
+
+export interface PageResultResourceItem {
+  list?: ResourceItem[];
+  total?: number;
+  pageNum?: number;
+  pageSize?: number;
+  pages?: number;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/pageResultResourceLibrary.ts b/reading-platform-frontend/src/api/generated/model/pageResultResourceLibrary.ts
new file mode 100644
index 0000000..cb3922f
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/pageResultResourceLibrary.ts
@@ -0,0 +1,16 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { ResourceLibrary } from './resourceLibrary';
+
+export interface PageResultResourceLibrary {
+  list?: ResourceLibrary[];
+  total?: number;
+  pageNum?: number;
+  pageSize?: number;
+  pages?: number;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/resultCoursePackageResponse.ts b/reading-platform-frontend/src/api/generated/model/resultCoursePackageResponse.ts
new file mode 100644
index 0000000..0a6b524
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/resultCoursePackageResponse.ts
@@ -0,0 +1,14 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { CoursePackageResponse } from './coursePackageResponse';
+
+export interface ResultCoursePackageResponse {
+  code?: number;
+  message?: string;
+  data?: CoursePackageResponse;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/resultListCoursePackageResponse.ts b/reading-platform-frontend/src/api/generated/model/resultListCoursePackageResponse.ts
new file mode 100644
index 0000000..ebfdfb4
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/resultListCoursePackageResponse.ts
@@ -0,0 +1,14 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { CoursePackageResponse } from './coursePackageResponse';
+
+export interface ResultListCoursePackageResponse {
+  code?: number;
+  message?: string;
+  data?: CoursePackageResponse[];
+}
diff --git a/reading-platform-frontend/src/api/generated/model/resultPageResultCoursePackageResponse.ts b/reading-platform-frontend/src/api/generated/model/resultPageResultCoursePackageResponse.ts
new file mode 100644
index 0000000..40d7b28
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/resultPageResultCoursePackageResponse.ts
@@ -0,0 +1,14 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { PageResultCoursePackageResponse } from './pageResultCoursePackageResponse';
+
+export interface ResultPageResultCoursePackageResponse {
+  code?: number;
+  message?: string;
+  data?: PageResultCoursePackageResponse;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/resultPageResultResourceItem.ts b/reading-platform-frontend/src/api/generated/model/resultPageResultResourceItem.ts
new file mode 100644
index 0000000..416374f
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/resultPageResultResourceItem.ts
@@ -0,0 +1,14 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { PageResultResourceItem } from './pageResultResourceItem';
+
+export interface ResultPageResultResourceItem {
+  code?: number;
+  message?: string;
+  data?: PageResultResourceItem;
+}
diff --git a/reading-platform-frontend/src/api/generated/model/resultPageResultResourceLibrary.ts b/reading-platform-frontend/src/api/generated/model/resultPageResultResourceLibrary.ts
new file mode 100644
index 0000000..5eb85f1
--- /dev/null
+++ b/reading-platform-frontend/src/api/generated/model/resultPageResultResourceLibrary.ts
@@ -0,0 +1,14 @@
+/**
+ * Generated by orval v8.5.3 🍺
+ * Do not edit manually.
+ * Reading Platform API
+ * Reading Platform Backend Service API Documentation
+ * OpenAPI spec version: 1.0.0
+ */
+import type { PageResultResourceLibrary } from './pageResultResourceLibrary';
+
+export interface ResultPageResultResourceLibrary {
+  code?: number;
+  message?: string;
+  data?: PageResultResourceLibrary;
+}
diff --git a/reading-platform-frontend/src/api/imm.api.ts b/reading-platform-frontend/src/api/imm.api.ts
new file mode 100644
index 0000000..2e2b7a5
--- /dev/null
+++ b/reading-platform-frontend/src/api/imm.api.ts
@@ -0,0 +1,36 @@
+/**
+ * 阿里云 IMM WebOffice API
+ * 用于文档在线预览和编辑
+ */
+
+import { http } from '@/api';
+
+/**
+ * 生成只读 WebOffice Token
+ * @param url OSS 文件路径（如：oss://bucket-name/path/to/file.pptx 或完整 HTTPS URL）
+ * @param name 文件名
+ * @returns Token 信息
+ */
+export function generateWebofficeTokenReadOnly(params: { url: string; name: string }) {
+  return http.get('/v1/imm/token/readonly', { params });
+}
+
+/**
+ * 生成编辑 WebOffice Token
+ * @param url OSS 文件路径（如：oss://bucket-name/path/to/file.pptx 或完整 HTTPS URL）
+ * @param name 文件名
+ * @returns Token 信息
+ */
+export function generateWebofficeToken(params: { url: string; name: string }) {
+  return http.get('/v1/imm/token', { params });
+}
+
+/**
+ * 刷新 WebOffice Token
+ * @param accessToken 当前访问凭证
+ * @param refreshToken 刷新凭证
+ * @returns 刷新后的 Token 信息
+ */
+export function refreshWebofficeToken(data: { accessToken: string; refreshToken: string }) {
+  return http.post('/v1/imm/token/refresh', data);
+}
diff --git a/reading-platform-frontend/src/views/office/WebOffice.vue b/reading-platform-frontend/src/views/office/WebOffice.vue
index 353e4b8..c976467 100644
--- a/reading-platform-frontend/src/views/office/WebOffice.vue
+++ b/reading-platform-frontend/src/views/office/WebOffice.vue
@@ -46,7 +46,7 @@ import {
   generateWebofficeToken,
   generateWebofficeTokenReadOnly,
   refreshWebofficeToken,
-} from '@/views/cms/teaching-material/CmsTeachingMaterial.api';
+} from '@/api/imm.api';
 import { useRoute, useRouter } from 'vue-router';
 // import { usePermission } from '@/hooks/web/usePermission';
 //   import { insertPPTImage, insertWordImage } from './webOffice';
diff --git a/reading-platform-java/pom.xml b/reading-platform-java/pom.xml
index 1442d98..07c7728 100644
--- a/reading-platform-java/pom.xml
+++ b/reading-platform-java/pom.xml
@@ -149,6 +149,12 @@
             <artifactId>aliyun-sdk-oss</artifactId>
             <version>3.17.1</version>
         </dependency>
+        <!-- Aliyun IMM SDK -->
+        <dependency>
+            <groupId>com.aliyun</groupId>
+            <artifactId>imm20200930</artifactId>
+            <version>1.28.3</version>
+        </dependency>
         <dependency>
             <groupId>com.alibaba.fastjson2</groupId>
             <artifactId>fastjson2-extension-spring6</artifactId>
diff --git a/reading-platform-java/src/main/java/com/reading/platform/common/config/ImmConfig.java b/reading-platform-java/src/main/java/com/reading/platform/common/config/ImmConfig.java
new file mode 100644
index 0000000..525cf80
--- /dev/null
+++ b/reading-platform-java/src/main/java/com/reading/platform/common/config/ImmConfig.java
@@ -0,0 +1,42 @@
+package com.reading.platform.common.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * 阿里云 IMM（智能媒体服务）配置类
+ *
+ * @author reading-platform
+ * @since 2026-03-16
+ */
+@Data
+@Configuration
+@ConfigurationProperties(prefix = "aliyun.imm")
+public class ImmConfig {
+
+    /**
+     * IMM 服务终端节点（如：imm-cn-shanghai.aliyuncs.com）
+     */
+    private String endpoint;
+
+    /**
+     * 服务区域（如：cn-shanghai）
+     */
+    private String region;
+
+    /**
+     * 访问密钥 ID
+     */
+    private String accessKeyId;
+
+    /**
+     * 访问密钥秘密
+     */
+    private String accessKeySecret;
+
+    /**
+     * IMM 项目名称
+     */
+    private String projectName;
+}
diff --git a/reading-platform-java/src/main/java/com/reading/platform/common/util/ImmUtil.java b/reading-platform-java/src/main/java/com/reading/platform/common/util/ImmUtil.java
new file mode 100644
index 0000000..ef9d022
--- /dev/null
+++ b/reading-platform-java/src/main/java/com/reading/platform/common/util/ImmUtil.java
@@ -0,0 +1,241 @@
+package com.reading.platform.common.util;
+
+import com.aliyun.imm20200930.Client;
+import com.aliyun.imm20200930.models.*;
+import com.reading.platform.common.config.ImmConfig;
+import com.reading.platform.dto.response.ImmTokenVo;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+import java.time.Instant;
+
+/**
+ * 阿里云 IMM（智能媒体服务）工具类
+ * <p>
+ * 封装 WebOffice Token 生成、刷新等操作
+ * </p>
+ *
+ * @author reading-platform
+ * @since 2026-03-16
+ */
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class ImmUtil {
+
+    private final ImmConfig immConfig;
+
+    /**
+     * 生成 WebOffice Token（只读权限）
+     *
+     * @param sourceURI OSS 文件路径（如：oss://bucket-name/path/to/file.pptx）
+     * @param name      文件名
+     * @return WebOffice Token 信息
+     */
+    public ImmTokenVo generateWebofficeTokenReadOnly(String sourceURI, String name) {
+        return generateWebofficeToken(sourceURI, name, true);
+    }
+
+    /**
+     * 生成 WebOffice Token（编辑权限）
+     *
+     * @param sourceURI OSS 文件路径（如：oss://bucket-name/path/to/file.pptx）
+     * @param name      文件名
+     * @return WebOffice Token 信息
+     */
+    public ImmTokenVo generateWebofficeToken(String sourceURI, String name) {
+        return generateWebofficeToken(sourceURI, name, false);
+    }
+
+    /**
+     * 生成 WebOffice Token
+     *
+     * @param sourceURI  OSS 文件路径（如：oss://bucket-name/path/to/file.pptx）
+     * @param name       文件名
+     * @param isReadOnly 是否只读
+     * @return WebOffice Token 信息
+     */
+    private ImmTokenVo generateWebofficeToken(String sourceURI, String name, boolean isReadOnly) {
+        try {
+            log.info("生成 WebOffice Token: sourceURI={}, name={}, isReadOnly={}", sourceURI, name, isReadOnly);
+
+            // 获取 IMM 客户端
+            Client client = getImmClient();
+
+            // 构建权限配置
+            WebofficePermission permission = new WebofficePermission()
+                    .setReadonly(isReadOnly)
+                    .setCopy(!isReadOnly)
+                    .setExport(!isReadOnly)
+                    .setPrint(!isReadOnly)
+                    .setHistory(!isReadOnly)
+                    .setRename(!isReadOnly);
+
+            // 构建请求
+            GetWebofficeURLRequest request = new GetWebofficeURLRequest()
+                    .setProjectName(immConfig.getProjectName())
+                    .setSourceURI(sourceURI)
+                    .setFilename(name)
+                    .setPermission(permission);
+
+            // 发送请求
+            GetWebofficeURLResponse response = client.getWebofficeURL(request);
+
+            // 解析响应
+            GetWebofficeURLResponseBody body = response.getBody();
+
+            // 计算过期时间
+            Long expireTime = null;
+            if (body.getAccessTokenExpiredTime() != null) {
+                try {
+                    expireTime = Instant.parse(body.getAccessTokenExpiredTime()).toEpochMilli();
+                } catch (Exception e) {
+                    log.warn("解析过期时间失败：{}", e.getMessage());
+                }
+            }
+
+            // 构建响应 VO
+            ImmTokenVo tokenVo = ImmTokenVo.builder()
+                    .webofficeURL(body.getWebofficeURL())
+                    .accessToken(body.getAccessToken())
+                    .refreshToken(body.getRefreshToken())
+                    .expireTime(expireTime)
+                    .build();
+
+            log.info("WebOffice Token 生成成功：webofficeURL={}", maskString(body.getWebofficeURL()));
+            return tokenVo;
+
+        } catch (Exception e) {
+            log.error("生成 WebOffice Token 失败：{}", e.getMessage(), e);
+            throw new RuntimeException("生成 WebOffice Token 失败：" + e.getMessage(), e);
+        }
+    }
+
+    /**
+     * 刷新 WebOffice Token
+     *
+     * @param accessToken  当前访问凭证
+     * @param refreshToken 刷新凭证
+     * @return 刷新后的 Token 信息
+     */
+    public ImmTokenVo refreshWebofficeToken(String accessToken, String refreshToken) {
+        try {
+            log.info("刷新 WebOffice Token: accessToken={}, refreshToken={}",
+                    maskString(accessToken), maskString(refreshToken));
+
+            // 获取 IMM 客户端
+            Client client = getImmClient();
+
+            // 构建请求
+            RefreshWebofficeTokenRequest request = new RefreshWebofficeTokenRequest()
+                    .setProjectName(immConfig.getProjectName())
+                    .setAccessToken(accessToken)
+                    .setRefreshToken(refreshToken);
+
+            // 发送请求
+            RefreshWebofficeTokenResponse response = client.refreshWebofficeToken(request);
+
+            // 解析响应
+            RefreshWebofficeTokenResponseBody body = response.getBody();
+
+            // 计算过期时间
+            Long expireTime = null;
+            if (body.getAccessTokenExpiredTime() != null) {
+                try {
+                    expireTime = Instant.parse(body.getAccessTokenExpiredTime()).toEpochMilli();
+                } catch (Exception e) {
+                    log.warn("解析过期时间失败：{}", e.getMessage());
+                }
+            }
+
+            // 构建响应 VO（刷新 Token 不返回 webofficeURL）
+            ImmTokenVo tokenVo = ImmTokenVo.builder()
+                    .accessToken(body.getAccessToken())
+                    .refreshToken(body.getRefreshToken())
+                    .expireTime(expireTime)
+                    .build();
+
+            log.info("WebOffice Token 刷新成功");
+            return tokenVo;
+
+        } catch (Exception e) {
+            log.error("刷新 WebOffice Token 失败：{}", e.getMessage(), e);
+            throw new RuntimeException("刷新 WebOffice Token 失败：" + e.getMessage(), e);
+        }
+    }
+
+    /**
+     * 获取 IMM 客户端
+     *
+     * @return IMM 客户端实例
+     */
+    private Client getImmClient() {
+        try {
+            // 配置访问参数
+            com.aliyun.teaopenapi.models.Config config = new com.aliyun.teaopenapi.models.Config()
+                    .setAccessKeyId(immConfig.getAccessKeyId())
+                    .setAccessKeySecret(immConfig.getAccessKeySecret())
+                    .setRegionId(immConfig.getRegion())
+                    .setEndpoint(immConfig.getEndpoint());
+
+            // 创建客户端
+            return new Client(config);
+        } catch (Exception e) {
+            log.error("创建 IMM 客户端失败：{}", e.getMessage(), e);
+            throw new RuntimeException("创建 IMM 客户端失败：" + e.getMessage(), e);
+        }
+    }
+
+    /**
+     * 脱敏显示字符串（用于日志）
+     *
+     * @param str 原始字符串
+     * @return 脱敏后的字符串
+     */
+    private String maskString(String str) {
+        if (str == null || str.length() < 10) {
+            return "***";
+        }
+        return str.substring(0, 3) + "..." + str.substring(str.length() - 3);
+    }
+
+    /**
+     * 将 OSS URL 转换为 IMM 所需的 SourceURI 格式
+     *
+     * @param ossUrl OSS 文件 URL
+     * @return IMM SourceURI 格式
+     */
+    public String convertOssUrlToSourceURI(String ossUrl) {
+        if (ossUrl == null || ossUrl.isEmpty()) {
+            throw new IllegalArgumentException("OSS URL 不能为空");
+        }
+
+        // 如果已经是 oss:// 格式，直接返回
+        if (ossUrl.startsWith("oss://")) {
+            return ossUrl;
+        }
+
+        // 从完整 URL 提取 bucket 和 object key
+        // 格式：https://bucket-name.endpoint/object-key
+        try {
+            String url = ossUrl.replace("https://", "");
+            int firstSlash = url.indexOf("/");
+            if (firstSlash == -1) {
+                throw new IllegalArgumentException("无效的 OSS URL 格式：" + ossUrl);
+            }
+
+            String bucketAndEndpoint = url.substring(0, firstSlash);
+            String objectKey = url.substring(firstSlash + 1);
+
+            // 提取 bucket 名称（endpoint 之前）
+            String bucket = bucketAndEndpoint.split("\\.")[0];
+
+            // 构建 oss://bucket/object-key 格式
+            return "oss://" + bucket + "/" + objectKey;
+        } catch (Exception e) {
+            log.error("解析 OSS URL 失败：{}", e.getMessage(), e);
+            throw new IllegalArgumentException("无效的 OSS URL 格式：" + ossUrl, e);
+        }
+    }
+}
diff --git a/reading-platform-java/src/main/java/com/reading/platform/controller/ImmController.java b/reading-platform-java/src/main/java/com/reading/platform/controller/ImmController.java
new file mode 100644
index 0000000..32db5af
--- /dev/null
+++ b/reading-platform-java/src/main/java/com/reading/platform/controller/ImmController.java
@@ -0,0 +1,125 @@
+package com.reading.platform.controller;
+
+import com.reading.platform.common.response.Result;
+import com.reading.platform.common.util.ImmUtil;
+import com.reading.platform.dto.response.ImmTokenVo;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+/**
+ * 阿里云 IMM（智能媒体服务）控制器
+ * <p>
+ * 提供 WebOffice Token 生成、刷新等接口
+ * </p>
+ *
+ * @author reading-platform
+ * @since 2026-03-16
+ */
+@RestController
+@RequestMapping("/api/v1/imm")
+@RequiredArgsConstructor
+@Tag(name = "阿里云 IMM 服务", description = "WebOffice 文档预览和编辑相关接口")
+public class ImmController {
+
+    private final ImmUtil immUtil;
+
+    /**
+     * 生成只读 WebOffice Token
+     * <p>
+     * 用于前端预览文档（PPT、Word、Excel 等），仅支持查看，不支持编辑
+     * </p>
+     *
+     * @param url  OSS 文件路径（如：oss://bucket-name/path/to/file.pptx 或完整 HTTPS URL）
+     * @param name 文件名
+     * @return WebOffice Token 信息
+     */
+    @GetMapping("/token/readonly")
+    @Operation(summary = "生成只读 WebOffice Token", description = "用于文档预览，仅支持查看")
+    public Result<ImmTokenVo> generateReadOnlyToken(
+            @RequestParam("url") String url,
+            @RequestParam("name") String name) {
+
+        // 将 OSS URL 转换为 IMM 所需的 SourceURI 格式
+        String sourceURI = immUtil.convertOssUrlToSourceURI(url);
+
+        ImmTokenVo tokenVo = immUtil.generateWebofficeTokenReadOnly(sourceURI, name);
+        return Result.success(tokenVo);
+    }
+
+    /**
+     * 生成编辑 WebOffice Token
+     * <p>
+     * 用于前端编辑文档（PPT、Word、Excel 等），支持查看和编辑
+     * </p>
+     *
+     * @param url  OSS 文件路径（如：oss://bucket-name/path/to/file.pptx 或完整 HTTPS URL）
+     * @param name 文件名
+     * @return WebOffice Token 信息
+     */
+    @GetMapping("/token")
+    @Operation(summary = "生成编辑 WebOffice Token", description = "用于文档编辑，支持查看和修改")
+    public Result<ImmTokenVo> generateEditToken(
+            @RequestParam("url") String url,
+            @RequestParam("name") String name) {
+
+        // 将 OSS URL 转换为 IMM 所需的 SourceURI 格式
+        String sourceURI = immUtil.convertOssUrlToSourceURI(url);
+
+        ImmTokenVo tokenVo = immUtil.generateWebofficeToken(sourceURI, name);
+        return Result.success(tokenVo);
+    }
+
+    /**
+     * 刷新 WebOffice Token
+     * <p>
+     * 当 Token 即将过期时，使用 refreshToken 刷新获取新的 Token
+     * </p>
+     *
+     * @param request 刷新请求，包含 accessToken 和 refreshToken
+     * @return 刷新后的 WebOffice Token 信息
+     */
+    @PostMapping("/token/refresh")
+    @Operation(summary = "刷新 WebOffice Token", description = "当 Token 即将过期时刷新")
+    public Result<ImmTokenVo> refreshToken(
+            @RequestBody RefreshTokenRequest request) {
+
+        ImmTokenVo tokenVo = immUtil.refreshWebofficeToken(
+                request.getAccessToken(),
+                request.getRefreshToken()
+        );
+        return Result.success(tokenVo);
+    }
+
+    /**
+     * 刷新 Token 请求 DTO
+     */
+    public static class RefreshTokenRequest {
+        /**
+         * 当前访问凭证
+         */
+        private String accessToken;
+
+        /**
+         * 刷新凭证
+         */
+        private String refreshToken;
+
+        public String getAccessToken() {
+            return accessToken;
+        }
+
+        public void setAccessToken(String accessToken) {
+            this.accessToken = accessToken;
+        }
+
+        public String getRefreshToken() {
+            return refreshToken;
+        }
+
+        public void setRefreshToken(String refreshToken) {
+            this.refreshToken = refreshToken;
+        }
+    }
+}
diff --git a/reading-platform-java/src/main/java/com/reading/platform/dto/response/ImmTokenVo.java b/reading-platform-java/src/main/java/com/reading/platform/dto/response/ImmTokenVo.java
new file mode 100644
index 0000000..ab1fa88
--- /dev/null
+++ b/reading-platform-java/src/main/java/com/reading/platform/dto/response/ImmTokenVo.java
@@ -0,0 +1,42 @@
+package com.reading.platform.dto.response;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * 阿里云 IMM WebOffice Token 响应 VO
+ * <p>
+ * 用于前端 WebOffice 文档预览和编辑
+ * </p>
+ *
+ * @author reading-platform
+ * @since 2026-03-16
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class ImmTokenVo {
+
+    /**
+     * WebOffice 地址
+     */
+    private String webofficeURL;
+
+    /**
+     * 访问凭证
+     */
+    private String accessToken;
+
+    /**
+     * 刷新凭证
+     */
+    private String refreshToken;
+
+    /**
+     * 过期时间（毫秒时间戳）
+     */
+    private Long expireTime;
+}
diff --git a/reading-platform-java/src/main/resources/application-dev.yml b/reading-platform-java/src/main/resources/application-dev.yml
index 900b84d..6529c14 100644
--- a/reading-platform-java/src/main/resources/application-dev.yml
+++ b/reading-platform-java/src/main/resources/application-dev.yml
@@ -78,7 +78,13 @@ aliyun:
     max-file-size: ${OSS_MAX_FILE_SIZE:10485760}
     # 前端直传跨域：启动时自动配置 OSS CORS
     cors-enabled: ${OSS_CORS_ENABLED:true}
-    cors-allowed-origins: ${OSS_CORS_ORIGINS:http://localhost:5173,http://localhost:5174}
+    cors-allowed-origins: ${OSS_CORS_ORIGINS:*}
+  imm:
+    endpoint: ${IMM_ENDPOINT:imm.cn-shenzhen.aliyuncs.com}
+    region: ${IMM_REGION:cn-shenzhen}
+    project-name: ${IMM_PROJECT_NAME:kid-course-platform-doc}
+    access-key-id: ${IMM_ACCESS_KEY_ID:LTAI5tKZhPofbThbSzDSiWoK}
+    access-key-secret: ${IMM_ACCESS_KEY_SECRET:FtcsC7oQX3T0NaChaa9FYq2aoysQFM}
 
 # 日志配置（开发环境 - DEBUG 级别）
 logging:
diff --git a/reading-platform-java/src/main/resources/application-prod.yml b/reading-platform-java/src/main/resources/application-prod.yml
index 64267a1..5496bc2 100644
--- a/reading-platform-java/src/main/resources/application-prod.yml
+++ b/reading-platform-java/src/main/resources/application-prod.yml
@@ -74,8 +74,15 @@ aliyun:
     access-key-secret: ${OSS_ACCESS_KEY_SECRET:FtcsC7oQX3T0NaChaa9FYq2aoysQFM}
     bucket-name: ${OSS_BUCKET_NAME:lesingle-kid-course}
     max-file-size: ${OSS_MAX_FILE_SIZE:10485760}
-    cors-enabled: ${OSS_CORS_ENABLED:false}
-    cors-allowed-origins: ${OSS_CORS_ORIGINS:}
+    # 前端直传跨域：启动时自动配置 OSS CORS
+    cors-enabled: ${OSS_CORS_ENABLED:true}
+    cors-allowed-origins: ${OSS_CORS_ORIGINS:*}
+  imm:
+    endpoint: ${IMM_ENDPOINT:imm.cn-shenzhen.aliyuncs.com}
+    region: ${IMM_REGION:cn-shenzhen}
+    project-name: ${IMM_PROJECT_NAME:kid-course-platform-doc}
+    access-key-id: ${IMM_ACCESS_KEY_ID:LTAI5tKZhPofbThbSzDSiWoK}
+    access-key-secret: ${IMM_ACCESS_KEY_SECRET:FtcsC7oQX3T0NaChaa9FYq2aoysQFM}
 
 # 日志配置（生产环境 - 降低日志级别）
 logging:
diff --git a/reading-platform-java/src/main/resources/application-test.yml b/reading-platform-java/src/main/resources/application-test.yml
index 1b7f2b7..0b8aac6 100644
--- a/reading-platform-java/src/main/resources/application-test.yml
+++ b/reading-platform-java/src/main/resources/application-test.yml
@@ -74,6 +74,15 @@ aliyun:
     access-key-secret: ${OSS_ACCESS_KEY_SECRET:FtcsC7oQX3T0NaChaa9FYq2aoysQFM}
     bucket-name: ${OSS_BUCKET_NAME:lesingle-kid-course}
     max-file-size: ${OSS_MAX_FILE_SIZE:10485760}
+    # 前端直传跨域：启动时自动配置 OSS CORS
+    cors-enabled: ${OSS_CORS_ENABLED:true}
+    cors-allowed-origins: ${OSS_CORS_ORIGINS:*}
+  imm:
+    endpoint: ${IMM_ENDPOINT:imm.cn-shenzhen.aliyuncs.com}
+    region: ${IMM_REGION:cn-shenzhen}
+    project-name: ${IMM_PROJECT_NAME:kid-course-platform-doc}
+    access-key-id: ${IMM_ACCESS_KEY_ID:LTAI5tKZhPofbThbSzDSiWoK}
+    access-key-secret: ${IMM_ACCESS_KEY_SECRET:FtcsC7oQX3T0NaChaa9FYq2aoysQFM}
 
 # 日志配置（测试环境）
 logging:
diff --git a/reading-platform-java/test-course.json b/reading-platform-java/test-course.json
new file mode 100644
index 0000000..60499b7
--- /dev/null
+++ b/reading-platform-java/test-course.json
@@ -0,0 +1,10 @@
+{
+  "name": "Test Course 005",
+  "themeId": null,
+  "gradeTags": "[\"class_a\"]",
+  "pictureBookName": "Test Picture Book",
+  "coreContent": "Test Content",
+  "durationMinutes": 25,
+  "domainTags": "[\"social\"]",
+  "introSummary": "Test Summary"
+}
diff --git a/reading-platform-java/test-course2.json b/reading-platform-java/test-course2.json
new file mode 100644
index 0000000..b6c57d7
--- /dev/null
+++ b/reading-platform-java/test-course2.json
@@ -0,0 +1,10 @@
+{
+  "name": "Test Course 007",
+  "themeId": null,
+  "gradeTags": "[]",
+  "pictureBookName": "Test Picture Book",
+  "coreContent": "Test Content",
+  "durationMinutes": 25,
+  "domainTags": "[]",
+  "introSummary": "Test Summary"
+}