feat: 完善专家支持中心和项目库单元导航功能

- 添加真实的文旅产业Q&A数据到专家支持中心
- 实现项目库到课程直播间的单元导航
- 新增CourseList组件的expandUnitByName方法
- 优化项目详情模态框的单元显示和交互

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/components/CourseList/index.jsx

@@ -27,6 +27,60 @@ const CourseList = forwardRef(({ className = "", onCourseClick }, ref) => {
 
   // 暴露方法给父组件调用
   useImperativeHandle(ref, () => ({
+    // 新增：通过单元名称展开对应的折叠面板
+    expandUnitByName: (unitName) => {
+      console.log('CourseList - expandUnitByName called:', unitName);
+      
+      // 在两个列表中查找单元
+      const allLists = [
+        { list: compoundCourseList, type: 'compound' },
+        { list: verticalCourseList, type: 'vertical' }
+      ];
+      
+      for (const { list, type } of allLists) {
+        for (let i = 0; i < list.length; i++) {
+          const unit = list[i];
+          console.log(`Checking ${type} unit:`, unit.unitName);
+          
+          if (unit.unitName === unitName) {
+            console.log('Found matching unit:', unit.unitName);
+            
+            // 计算正确的 activeKey
+            let activeKey;
+            if (type === 'compound') {
+              activeKey = String(i + 1);
+            } else {
+              // 垂直课程使用特定的前缀
+              activeKey = `vertical-${i + 1}`;
+            }
+            
+            // 展开对应的单元
+            setActiveKeys(prevKeys => {
+              if (!prevKeys.includes(activeKey)) {
+                console.log('Adding activeKey:', activeKey, 'to existing keys:', prevKeys);
+                return [...prevKeys, activeKey];
+              }
+              return prevKeys;
+            });
+            
+            // 滚动到对应的单元位置
+            setTimeout(() => {
+              const collapseItems = document.querySelectorAll('.course-list-item');
+              if (collapseItems[type === 'compound' ? i : i + compoundCourseList.length]) {
+                collapseItems[type === 'compound' ? i : i + compoundCourseList.length].scrollIntoView({ 
+                  behavior: 'smooth', 
+                  block: 'center' 
+                });
+              }
+            }, 300);
+            
+            return; // 找到后退出
+          }
+        }
+      }
+      
+      console.log('Unit not found:', unitName);
+    },
     selectCourse: (courseId, courseName) => {
       console.log('CourseList - selectCourse called:', courseId, courseName);
       console.log('CourseList - compoundCourseList:', compoundCourseList);