diff --git a/src/pages/qumu/course-package/detail.vue b/src/pages/qumu/course-package/detail.vue
index 8868b01..463a050 100644
--- a/src/pages/qumu/course-package/detail.vue
+++ b/src/pages/qumu/course-package/detail.vue
@@ -24,31 +24,43 @@
       <div class="section">
         <h2>包含课节</h2>
         <div v-if="courseGroups.length === 0" class="empty">暂无课节</div>
-        <van-cell v-for="g in courseGroups" :key="g.id" :title="g.group_name">
-          <template #label>
-            <div v-if="g.course_sections?.length">
-              {{ g.course_sections.map((s: any) => (s.course_name || '') + '(' + s.section_name + ')').join('、') }}
+        <div v-for="g in courseGroups" :key="g.id" class="group-sections">
+          <div class="group-name">{{ g.group_name }}</div>
+          <div v-if="g.course_sections?.length" class="section-list">
+            <div v-for="s in g.course_sections" :key="s.id" class="section-item" :class="{ locked: !isPreviewable(s) }" @click="handleSectionClick(s)">
+              <span class="section-label">{{ s.course_name || '' }}（{{ s.section_name }}）</span>
+              <span v-if="isPreviewable(s)" class="section-action">
+                <span class="preview-badge">试看</span>
+                <span class="section-arrow">&gt;</span>
+              </span>
+              <span v-else class="section-action">
+                <span class="lock-label">已锁定</span>
+              </span>
             </div>
-            <div v-else style="color: #999;">无课程</div>
-          </template>
-        </van-cell>
+          </div>
+          <div v-else style="color: #999; padding: 0.08rem 0.32rem; font-size: 0.26rem;">无课程</div>
+        </div>
       </div>
     </div>
-    <div class="footer">
-      <van-button v-if="!isPublished" type="primary" @click="onEdit">编辑</van-button>
-      <van-button v-if="!isPublished" type="danger" @click="onDelete">删除</van-button>
-      <van-button v-if="!isPublished" type="success" @click="onPublish">发布上架</van-button>
-      <van-button v-if="isPublished" type="warning" @click="onUnpublish">下架</van-button>
+    <div class="footer" v-if="isOwner">
+      <van-button v-if="!isActive" type="primary" @click="onEdit">编辑</van-button>
+      <van-button v-if="!isActive" type="danger" @click="onDelete">删除</van-button>
+      <van-button v-if="!isActive" type="success" @click="onPublish">发布上架</van-button>
+      <van-button v-if="isActive" type="warning" @click="onUnpublish">下架</van-button>
+    </div>
+    <div class="footer" v-else-if="isLoggedIn">
+      <van-button type="default" @click="goBack">返回</van-button>
     </div>
   </div>
 </template>
 
 <script lang="ts">
 import {computed, defineComponent, onMounted, ref} from 'vue';
-import {Button, Cell, CellGroup, Tag, showConfirmDialog, showFailToast} from 'vant';
+import {Button, Cell, CellGroup, Tag, showConfirmDialog, showDialog, showFailToast} from 'vant';
 import {useRoute, useRouter} from 'vue-router';
 import useCoursePackage from '~/store/course-package';
-import {CourseGroup} from '~/types';
+import useUser from '~/store/user';
+import {CourseGroup, CourseSection} from '~/types';
 
 export default defineComponent({
   name: 'course-package-detail',
@@ -62,12 +74,19 @@ export default defineComponent({
     const route = useRoute();
     const router = useRouter();
     const {store, findById, remove, listPackageItems, publish, unpublish} = useCoursePackage();
+    const {store: userStore} = useUser();
 
     const pkg = ref<any>(null);
     const courseGroups = ref<CourseGroup[]>([]);
     const loading = ref(false);
 
+    const isActive = computed(() => pkg.value?.package_status === 'ACTIVE');
     const isPublished = computed(() => !!pkg.value?.published_at);
+    const isLoggedIn = computed(() => !!localStorage.getItem('Authorization'));
+    const isOwner = computed(() => {
+      if (!pkg.value?.created_by || !userStore.current?.hty_id) return false;
+      return pkg.value.created_by === userStore.current.hty_id;
+    });
 
     const loadData = async () => {
       const id = route.query.id as string;
@@ -95,6 +114,8 @@ export default defineComponent({
       loading.value = false;
     };
 
+    const goBack = () => router.go(-1);
+
     const onEdit = () => {
       router.push(`/course/course-package/edit?id=${pkg.value?.id}`);
     };
@@ -136,11 +157,44 @@ export default defineComponent({
       } catch { /* cancelled */ }
     };
 
+    const previewSection = (section: CourseSection) => {
+      if (section.id) {
+        router.push(`/course/section/detail?id=${section.id}`);
+      }
+    };
+
+    // Non-owner can only preview the first section; owner can preview all
+    const firstSectionId = computed(() => {
+      for (const g of courseGroups.value) {
+        if (g.course_sections?.length) return g.course_sections[0].id;
+      }
+      return null;
+    });
+
+    const isPreviewable = (section: CourseSection) => {
+      if (!section.id) return false;
+      if (isOwner.value) return true;
+      return section.id === firstSectionId.value;
+    };
+
+    const handleSectionClick = (section: CourseSection) => {
+      if (isPreviewable(section)) {
+        previewSection(section);
+      } else {
+        showDialog({
+          title: '提示',
+          message: '请购买课包后查看完整内容',
+          confirmButtonText: '知道了',
+        });
+      }
+    };
+
     onMounted(loadData);
 
     return {
-      pkg, courseGroups, loading, isPublished,
-      onEdit, onDelete, onPublish, onUnpublish,
+      pkg, courseGroups, loading, isActive, isPublished, isOwner, isLoggedIn,
+      onEdit, onDelete, onPublish, onUnpublish, previewSection, goBack,
+      isPreviewable, handleSectionClick,
     };
   },
 });
@@ -181,6 +235,77 @@ export default defineComponent({
     padding: 0.32rem;
   }
 
+  .group-sections {
+    margin-bottom: 0.16rem;
+
+    .group-name {
+      font-size: 0.28rem;
+      font-weight: 600;
+      color: #333;
+      padding: 0.16rem 0.32rem 0.08rem;
+    }
+
+    .section-list {
+      background: #fff;
+      border-radius: 8px;
+      margin: 0 0.24rem;
+      overflow: hidden;
+    }
+
+    .section-item {
+      display: flex;
+      align-items: center;
+      justify-content: space-between;
+      padding: 0.2rem 0.32rem;
+      border-bottom: 1px solid #f5f5f5;
+      cursor: pointer;
+      font-size: 0.26rem;
+      color: #333;
+
+      &:last-child {
+        border-bottom: none;
+      }
+
+      &:active {
+        background: #f5f5f5;
+      }
+
+      &.locked {
+        color: #bbb;
+        cursor: default;
+
+        &:active {
+          background: #fff;
+        }
+      }
+
+      .section-action {
+        display: flex;
+        align-items: center;
+        gap: 0.08rem;
+        flex-shrink: 0;
+      }
+
+      .preview-badge {
+        font-size: 0.2rem;
+        color: #fff;
+        background: #1989fa;
+        border-radius: 4px;
+        padding: 0.02rem 0.1rem;
+      }
+
+      .lock-label {
+        font-size: 0.2rem;
+        color: #ccc;
+      }
+
+      .section-arrow {
+        color: #ccc;
+        font-size: 0.28rem;
+      }
+    }
+  }
+
   .footer {
     position: absolute;
     bottom: 0.16rem;