update

src/views/Student/index.vue

@@ -8,10 +8,10 @@
       </div>
     </div>
     <!-- 左侧导航栏 -->
-    <div class="layout-content-left" v-show="type == '1'" :class="{ collapsed: slidePanelCollapsed }">
+    <div class="layout-content-left" v-show="type == '1' || (type == '2' && !isFollowModeActive)" :class="{ collapsed: slidePanelCollapsed }">
       <div class="thumbnails">
         <div class="viewer-header slide-header">
-          <h3 v-show="!slidePanelCollapsed">幻灯片导航</h3>
+          <h3 v-show="!slidePanelCollapsed">课程大纲</h3>
           <button class="collapse-btn" @click="slidePanelCollapsed = !slidePanelCollapsed" :title="slidePanelCollapsed ? '展开' : '收起'">
             <span v-if="slidePanelCollapsed">›</span>
             <span v-else>‹</span>
@@ -31,7 +31,7 @@
 
     <!-- 中间放映区域 -->
     <div class="layout-content-center">
-      <div class="viewer-header" :class="{ 'hidden': isFullscreen }">
+      <div class="viewer-header" :class="{ 'hidden': isFullscreen }" style="display: none;">
         <div class="slide-title">幻灯片 {{ slideIndex + 1 }}</div>
         <div class="viewer-controls">
           <button @click="previousSlide" :disabled="slideIndex === 0" title="上一页" v-if="!isFollowModeActive || props.type == '1'">
@@ -330,9 +330,9 @@ const visibleChoice = ref(false)
 const visibleAI = ref(false)
 
 // 作业区收缩状态
-const workPanelCollapsed = ref(false)
+const workPanelCollapsed = ref(true)
 // 幻灯片导航收缩状态
-const slidePanelCollapsed = ref(false)
+const slidePanelCollapsed = ref(true)
 // 右侧面板当前显示的内容：'homework' | 'dialogue' | 'choice'
 const rightPanelMode = ref<'homework' | 'dialogue' | 'choice' | ''>('homework')
 
@@ -395,17 +395,13 @@ const autoSwitchToAvailablePanel = () => {
       console.log('自动切换到统计面板')
     }
     else {
-      // rightPanelMode.value = 'dialogue'
-      rightPanelMode.value = ''
-      workPanelCollapsed.value = true
+      rightPanelMode.value = 'dialogue'
       console.log('自动切换到对话面板')
     }
   }
   // 如果当前在统计面板但不是选择题，自动切换到对话面板
   else if (rightPanelMode.value === 'choice' && !isChoiceQuestion.value) {
-    // rightPanelMode.value = 'dialogue'
-    rightPanelMode.value = ''
-    workPanelCollapsed.value = true
+    rightPanelMode.value = 'dialogue'
     console.log('自动切换到对话面板')
   }
 }
@@ -1969,10 +1965,13 @@ onUnmounted(() => {
 .pptist-student-viewer {
   height: 100vh;
   display: flex;
-  background-color: #f5f5f5;
+  background-color: #f4f4f4;
+  padding: 15px 10px;
+  box-sizing: border-box;
 
   // 全屏模式样式
   &.fullscreen {
+    padding: 0;
     .layout-content-left {
       display: none; // 全屏时隐藏左侧导航栏
     }