fix：优化口语对话样式

src/views/AiSpeakingPage/SpeakingPage.vue

@@ -13,12 +13,14 @@
           <div class="end-time">截止时间：{{ formatDate(aiSpeakingAssignmentInfo.endTime) }}</div>
 
         </div>
-            <div class="data-item">
-              <span class="data-label">作业描述 </span>
-              <span class="data-value">{{ aiSpeakingAssignmentInfo.description !== null ? aiSpeakingAssignmentInfo.description : '未设置' }}</span>
-            </div>
-            <div class="data-item">
-              <span v-if="aiSpeakingAssignmentInfo.descriptionFile" class="data-label">作业附件</span>
+        <div class="data-item">
+          <span class="data-label">作业描述</span>
+          <div class="scrollable-description">
+            {{ aiSpeakingAssignmentInfo.description !== null ? aiSpeakingAssignmentInfo.description : '未设置' }}
+          </div>
+        </div>
+            <div class="data-item" v-if="aiSpeakingAssignmentInfo.descriptionFile">
+              <span class="data-label">作业附件</span>
               <el-icon  @click="openEditor(aiSpeakingAssignmentInfo.descriptionFile, aiSpeakingAssignmentInfo.assignmentName)"><Document /></el-icon>
             </div>
             <div class="data-item">
@@ -795,9 +797,6 @@ const resetHomework = async() => {
     return;
   }
   if (isHomeworkStarted.value) {
-    if (mediaRecorder.value && mediaRecorder.value.state === "recording") {
-      mediaRecorder.value.stop();
-    }
     // 停止录制时长计时器
     if (recordingTimer) {
       clearInterval(recordingTimer);
@@ -807,6 +806,10 @@ const resetHomework = async() => {
     if (cameraPreview.value) {
       cameraPreview.value.srcObject = null;
     }
+     // 关闭摄像头和麦克风
+     if (mediaRecorder.value && mediaRecorder.value.stream) {
+              mediaRecorder.value.stream.getTracks().forEach((track) => track.stop());
+      }
   }
 
    // 显示加载状态
@@ -1124,6 +1127,20 @@ onMounted(() => {
     color: #777;
   }
 
+
+  .scrollable-description {
+  max-height: 12em; /* 10行高度（假设1em=1行） */
+  line-height: 1.3em; /* 行高设定 */
+  overflow-y: auto; /* 垂直滚动 */
+  white-space: pre-wrap; /* 保留换行符 */
+  color: #777;
+  margin-top: 10px;
+  scrollbar-width: none; /* Firefox */
+  -ms-overflow-style: none; /* IE/Edge */
+}
+
+
+
 .homework-button-group {
   display: flex;
   flex-direction: column;
@@ -1369,7 +1386,7 @@ progress {
 }
 
 .wechat-audio-button {
-  margin-left: 20px;
+  margin-left: 25px;
   display: flex;
   align-items: center;
   background-color: #90caf9;
@@ -1378,6 +1395,7 @@ progress {
   padding: 8px 15px;
   cursor: pointer;
   transition: background-color 0.3s;
+  margin-bottom:8px;
 }
 
 .wechat-audio-button:hover {

src/views/HomeworkPage/component/HomeworkDetail.vue

@@ -132,7 +132,7 @@ const fetchData = () => {
 
 const handleBack = () => {
    // 跳转到目标页面
-   router.go(-1)
+   router.push(`/home/courseDetail/${data.courseId}`)
 }
 
 onMounted(() => {