diff --git a/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue b/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
index d856138..1597d66 100644
--- a/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
@@ -174,6 +174,12 @@ const validate = () => {
   const steps = lessonData.value.steps || [];
   if (steps.length < 1) {
     errors.push('请至少添加一个教学环节');
+  } else {
+    steps.forEach((step, i) => {
+      if (!step.name?.trim()) errors.push(`第${i + 1}个环节：请填写环节名称`);
+      if (!step.content?.trim()) errors.push(`第${i + 1}个环节：请填写环节内容`);
+      if (!step.objective?.trim()) errors.push(`第${i + 1}个环节：请填写教学目标`);
+    });
   }
 
   return { valid: errors.length === 0, errors };
diff --git a/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue b/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
index 886a44f..cf70cb4 100644
--- a/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
@@ -175,6 +175,16 @@ const validate = () => {
   if (duration != null && (duration < 15 || duration > 45)) {
     errors.push('集体课时长需在 15-45 分钟之间');
   }
+  const steps = lessonData.value.steps || [];
+  if (steps.length < 1) {
+    errors.push('请至少添加一个教学环节');
+  } else {
+    steps.forEach((step, i) => {
+      if (!step.name?.trim()) errors.push(`第${i + 1}个环节：请填写环节名称`);
+      if (!step.content?.trim()) errors.push(`第${i + 1}个环节：请填写环节内容`);
+      if (!step.objective?.trim()) errors.push(`第${i + 1}个环节：请填写教学目标`);
+    });
+  }
 
   return { valid: errors.length === 0, errors };
 };
diff --git a/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue b/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue
index e599a5b..9819f1a 100644
--- a/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue
@@ -267,6 +267,16 @@ const validate = () => {
       if (duration != null && (duration < 15 || duration > 45)) {
         errors.push(`${domain.name}：时长需在 15-45 分钟之间`);
       }
+      const steps = domain.lessonData.steps || [];
+      if (steps.length < 1) {
+        errors.push(`${domain.name}：请至少添加一个教学环节`);
+      } else {
+        steps.forEach((step, i) => {
+          if (!step.name?.trim()) errors.push(`${domain.name}：第${i + 1}个环节请填写环节名称`);
+          if (!step.content?.trim()) errors.push(`${domain.name}：第${i + 1}个环节请填写环节内容`);
+          if (!step.objective?.trim()) errors.push(`${domain.name}：第${i + 1}个环节请填写教学目标`);
+        });
+      }
     }
   });
 
diff --git a/reading-platform-frontend/src/components/course/LessonConfigPanel.vue b/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
index ed6e980..3d0f0fb 100644
--- a/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
+++ b/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
@@ -33,8 +33,11 @@
       </a-form-item>
     </a-card>
 
-    <!-- 核心资源（仅集体课/领域课显示） -->
-    <a-card v-if="showResources" size="small" title="核心资源" class="section-card">
+    <!-- 核心资源（导入课/集体课/领域课显示） -->
+    <a-card v-if="showResources" size="small" class="section-card">
+      <template #title>
+        <span>核心资源 <span class="required-mark">*</span></span>
+      </template>
       <a-row :gutter="16">
         <a-col :span="8">
           <a-form-item label="绘本动画">
diff --git a/reading-platform-frontend/src/components/course/LessonStepsEditor.vue b/reading-platform-frontend/src/components/course/LessonStepsEditor.vue
index 61adfa0..391e15c 100644
--- a/reading-platform-frontend/src/components/course/LessonStepsEditor.vue
+++ b/reading-platform-frontend/src/components/course/LessonStepsEditor.vue
@@ -19,12 +19,15 @@
       >
         <div class="step-header">
           <span class="step-order">{{ index + 1 }}</span>
-          <a-input
-            v-model:value="step.name"
-            placeholder="环节名称（如：导入、讲解、练习等）"
-            style="flex: 1"
-            @change="handleChange"
-          />
+          <div class="step-name-field">
+            <span class="field-label required">环节名称</span>
+            <a-input
+              v-model:value="step.name"
+              placeholder="如：导入、讲解、练习等"
+              style="flex: 1"
+              @change="handleChange"
+            />
+          </div>
           <span class="step-duration">
             <a-input-number
               v-model:value="step.duration"
@@ -47,6 +50,7 @@
         </div>
 
         <div class="step-content">
+          <span class="field-label required">环节内容</span>
           <a-textarea
             v-model:value="step.content"
             placeholder="请输入教学环节的具体内容和操作步骤"
@@ -56,9 +60,10 @@
         </div>
 
         <div class="step-objective">
+          <span class="field-label required">教学目标</span>
           <a-input
             v-model:value="step.objective"
-            placeholder="教学目标（可选）"
+            placeholder="请输入该环节的教学目标"
             @change="handleChange"
           >
             <template #prefix>
@@ -252,12 +257,35 @@ defineExpose({
     }
   }
 
+  .field-label {
+    display: block;
+    font-size: 13px;
+    color: #666;
+    margin-bottom: 4px;
+
+    &.required::after {
+      content: ' *';
+      color: #ff4d4f;
+    }
+  }
+
   .step-header {
     display: flex;
     align-items: center;
     gap: 12px;
     margin-bottom: 12px;
 
+    .step-name-field {
+      flex: 1;
+      display: flex;
+      flex-direction: column;
+      gap: 4px;
+
+      .field-label {
+        margin-bottom: 0;
+      }
+    }
+
     .step-order {
       width: 28px;
       height: 28px;
@@ -284,9 +312,17 @@ defineExpose({
 
   .step-content {
     margin-bottom: 12px;
+
+    .field-label {
+      margin-bottom: 4px;
+    }
   }
 
   .step-objective {
+    .field-label {
+      margin-bottom: 4px;
+    }
+
     :deep(.ant-input-affix-wrapper) {
       background: #f5f5f5;
     }