diff --git a/reading-platform-frontend/src/components/course-edit/Step1BasicInfo.vue b/reading-platform-frontend/src/components/course-edit/Step1BasicInfo.vue
index b087f7e..3294135 100644
--- a/reading-platform-frontend/src/components/course-edit/Step1BasicInfo.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step1BasicInfo.vue
@@ -1,11 +1,13 @@
 <template>
   <div class="step1-basic-info">
     <a-form
+      ref="formRef"
       :model="formData"
+      :rules="formRules"
       :label-col="{ span: 4 }"
       :wrapper-col="{ span: 16 }"
     >
-      <a-form-item label="课程包名称" required>
+      <a-form-item label="课程包名称" name="name" required>
         <a-input
           v-model:value="formData.name"
           placeholder="请输入课程包名称"
@@ -15,7 +17,7 @@
         />
       </a-form-item>
 
-      <a-form-item label="关联主题" required>
+      <a-form-item label="关联主题" name="themeId" required>
         <a-select
           v-model:value="formData.themeId"
           placeholder="请选择主题"
@@ -29,7 +31,7 @@
         </a-select>
       </a-form-item>
 
-      <a-form-item label="适用年级" required>
+      <a-form-item label="适用年级" name="grades" required>
         <a-checkbox-group v-model:value="formData.grades" @change="handleChange">
           <a-checkbox value="小班">小班</a-checkbox>
           <a-checkbox value="中班">中班</a-checkbox>
@@ -37,15 +39,16 @@
         </a-checkbox-group>
       </a-form-item>
 
-      <a-form-item label="关联绘本">
+      <a-form-item label="关联绘本" name="pictureBookName">
         <a-input
           v-model:value="formData.pictureBookName"
           placeholder="请输入关联绘本名称（可选）"
+          :maxlength="100"
           @change="handleChange"
         />
       </a-form-item>
 
-      <a-form-item label="核心内容" required>
+      <a-form-item label="核心内容" name="coreContent" required>
         <a-textarea
           v-model:value="formData.coreContent"
           :rows="3"
@@ -56,7 +59,7 @@
         />
       </a-form-item>
 
-      <a-form-item label="课程时长">
+      <a-form-item label="课程时长" name="duration">
         <a-input-number
           v-model:value="formData.duration"
           :min="5"
@@ -67,7 +70,7 @@
         <span class="duration-unit">分钟</span>
       </a-form-item>
 
-      <a-form-item label="核心发展目标">
+      <a-form-item label="核心发展目标" name="domainTags">
         <a-select
           v-model:value="formData.domainTags"
           mode="multiple"
@@ -148,10 +151,43 @@ const emit = defineEmits<{
   (e: 'change'): void;
 }>();
 
+const formRef = ref();
 const themesLoading = ref(false);
 const themes = ref<Theme[]>([]);
 const coverImages = ref<any[]>([]);
 
+const formRules = {
+  name: [
+    { required: true, message: '请输入课程包名称' },
+    { max: 50, message: '课程包名称不能超过50个字' },
+    {
+      validator: (_: unknown, value: string) => {
+        if (value && value.trim().length === 0) {
+          return Promise.reject(new Error('请输入课程包名称'));
+        }
+        return Promise.resolve();
+      },
+    },
+  ],
+  themeId: [{ required: true, message: '请选择关联主题' }],
+  grades: [
+    {
+      required: true,
+      message: '请至少选择一个适用年级',
+      type: 'array',
+      min: 1,
+    },
+  ],
+  coreContent: [
+    { required: true, message: '请输入核心内容' },
+    { max: 200, message: '核心内容不能超过200个字' },
+  ],
+  duration: [
+    { type: 'number' as const, min: 5, max: 120, message: '课程时长需为 5-120 的整数' },
+  ],
+  pictureBookName: [{ max: 100, message: '关联绘本名称不能超过100个字' }],
+};
+
 const formData = reactive<BasicInfoData>({
   name: '',
   themeId: undefined,
@@ -252,21 +288,17 @@ const handleChange = () => {
 };
 
 // 验证
-const validate = () => {
-  const errors: string[] = [];
-  if (!formData.name) {
-    errors.push('请输入课程包名称');
+const validate = async () => {
+  try {
+    await formRef.value?.validate();
+    return { valid: true, errors: [] as string[] };
+  } catch (err: any) {
+    const errorFields = err?.errorFields || [];
+    const errors = errorFields
+      .map((f: any) => f.errors?.[0])
+      .filter(Boolean) as string[];
+    return { valid: false, errors: errors.length ? errors : ['请完成基本信息'] };
   }
-  if (!formData.themeId) {
-    errors.push('请选择关联主题');
-  }
-  if (formData.grades.length === 0) {
-    errors.push('请选择适用年级');
-  }
-  if (!formData.coreContent) {
-    errors.push('请输入核心内容');
-  }
-  return { valid: errors.length === 0, errors };
 };
 
 onMounted(() => {
diff --git a/reading-platform-frontend/src/components/course-edit/Step3ScheduleRef.vue b/reading-platform-frontend/src/components/course-edit/Step3ScheduleRef.vue
index 3660232..e734601 100644
--- a/reading-platform-frontend/src/components/course-edit/Step3ScheduleRef.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step3ScheduleRef.vue
@@ -198,9 +198,18 @@ const handleChange = () => {
   emit('change');
 };
 
-// 验证
+// 验证：若有行且选了课程类型，则课程名称必填
 const validate = () => {
-  // 排课参考为可选，不强制验证
+  const rows = tableData.value || [];
+  if (rows.length === 0) {
+    return { valid: true, errors: [] };
+  }
+  const invalidRow = rows.find(
+    (row) => row.lessonType && (!row.lessonName || !row.lessonName.trim())
+  );
+  if (invalidRow) {
+    return { valid: false, errors: ['请填写课程名称'] };
+  }
   return { valid: true, errors: [] };
 };
 
diff --git a/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue b/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
index 99f2879..d856138 100644
--- a/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step4IntroLesson.vue
@@ -154,20 +154,29 @@ const handleLessonChange = () => {
   emit('change');
 };
 
-// 验证
+// 验证：若配置了导入课，则教学目标、教学准备、教学过程环节必填
 const validate = () => {
   if (!lessonData.value) {
-    return { valid: true, errors: [], warnings: ['未配置导入课'] };
+    return { valid: true, errors: [] as string[], warnings: ['未配置导入课'] };
   }
 
-  if (!lessonData.value.objectives) {
-    return { valid: false, errors: ['请输入教学目标'] };
+  const errors: string[] = [];
+  if (!lessonData.value.objectives?.trim()) {
+    errors.push('请输入教学目标');
   }
-  if (!lessonData.value.preparation) {
-    return { valid: false, errors: ['请输入教学准备'] };
+  if (!lessonData.value.preparation?.trim()) {
+    errors.push('请输入教学准备');
+  }
+  const duration = lessonData.value.duration;
+  if (duration != null && (duration < 5 || duration > 15)) {
+    errors.push('导入课时长需在 5-15 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');
   }
 
-  return { valid: true, errors: [] };
+  return { valid: errors.length === 0, errors };
 };
 
 // 获取保存数据
diff --git a/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue b/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
index d8c9cb2..886a44f 100644
--- a/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step5CollectiveLesson.vue
@@ -155,22 +155,26 @@ const handleLessonChange = () => {
   emit('change');
 };
 
-// 验证
+// 验证：若配置了集体课，则教学目标、教学准备、核心资源、时长 15-45 分钟必填
 const validate = () => {
   if (!lessonData.value) {
-    return { valid: true, errors: [], warnings: ['未配置集体课'] };
+    return { valid: true, errors: [] as string[], warnings: ['未配置集体课'] };
   }
 
   const errors: string[] = [];
-  if (!lessonData.value.objectives) {
+  if (!lessonData.value.objectives?.trim()) {
     errors.push('请输入教学目标');
   }
-  if (!lessonData.value.preparation) {
+  if (!lessonData.value.preparation?.trim()) {
     errors.push('请输入教学准备');
   }
   if (!lessonData.value.videoPath && !lessonData.value.pptPath && !lessonData.value.pdfPath) {
     errors.push('请至少上传一个核心资源（动画/课件/电子绘本）');
   }
+  const duration = lessonData.value.duration;
+  if (duration != null && (duration < 15 || duration > 45)) {
+    errors.push('集体课时长需在 15-45 分钟之间');
+  }
 
   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 4b86b96..e599a5b 100644
--- a/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue
+++ b/reading-platform-frontend/src/components/course-edit/Step6DomainLessons.vue
@@ -253,25 +253,30 @@ const handleLessonChange = () => {
   emit('change');
 };
 
-// 验证
+// 验证：若启用某领域，则需填写教学目标，时长 15-45 分钟
 const validate = () => {
-  // 领域课为可选，不强制验证
-  const enabledDomains = domains.filter(d => d.enabled);
-  const warnings: string[] = [];
+  const enabledDomains = domains.filter((d) => d.enabled);
+  const errors: string[] = [];
 
-  enabledDomains.forEach(domain => {
-    if (domain.lessonData && !domain.lessonData.objectives) {
-      warnings.push(`${domain.name}未配置教学目标`);
+  enabledDomains.forEach((domain) => {
+    if (domain.lessonData) {
+      if (!domain.lessonData.objectives?.trim()) {
+        errors.push(`${domain.name}：请填写教学目标`);
+      }
+      const duration = domain.lessonData.duration;
+      if (duration != null && (duration < 15 || duration > 45)) {
+        errors.push(`${domain.name}：时长需在 15-45 分钟之间`);
+      }
     }
   });
 
-  return { valid: true, errors: [], warnings };
+  return { valid: errors.length === 0, errors };
 };
 
-// 获取保存数据
+// 获取保存数据（仅返回已启用且教学目标已填写的领域）
 const getSaveData = () => {
   return domains
-    .filter(d => d.enabled && d.lessonData)
+    .filter(d => d.enabled && d.lessonData && d.lessonData.objectives?.trim())
     .map(d => d.lessonData);
 };
 
diff --git a/reading-platform-frontend/src/components/course/LessonConfigPanel.vue b/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
index effdf20..ed6e980 100644
--- a/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
+++ b/reading-platform-frontend/src/components/course/LessonConfigPanel.vue
@@ -109,7 +109,10 @@
     </a-card>
 
     <!-- 教学环节 -->
-    <a-card size="small" title="教学环节" class="section-card">
+    <a-card size="small" class="section-card">
+      <template #title>
+        <span>教学环节 <span class="required-mark">*</span></span>
+      </template>
       <LessonStepsEditor
         v-model="lessonData.steps"
         :show-template="showTemplate"
@@ -306,6 +309,11 @@ defineExpose({
     color: #666;
   }
 
+  .required-mark {
+    color: #ff4d4f;
+    margin-left: 2px;
+  }
+
   :deep(.ant-form-item) {
     margin-bottom: 12px;
 
diff --git a/reading-platform-frontend/src/views/admin/courses/CourseEditView.vue b/reading-platform-frontend/src/views/admin/courses/CourseEditView.vue
index 6727977..5131340 100644
--- a/reading-platform-frontend/src/views/admin/courses/CourseEditView.vue
+++ b/reading-platform-frontend/src/views/admin/courses/CourseEditView.vue
@@ -1,18 +1,30 @@
 <template>
   <div class="course-edit-view">
-    <a-page-header
-      :title="isEdit ? '编辑课程包' : '创建课程包'"
-      @back="() => router.back()"
-    >
-      <template #extra>
-        <a-space>
-          <a-button @click="handleSaveDraft" :loading="saving">保存草稿</a-button>
-          <a-button v-if="isEdit" type="primary" @click="handleSaveAndSubmit" :loading="saving">
-            保存
-          </a-button>
-        </a-space>
-      </template>
-    </a-page-header>
+    <div class="sticky-header">
+      <a-page-header
+        :title="isEdit ? '编辑课程包' : '创建课程包'"
+        @back="() => router.back()"
+      >
+        <template #extra>
+          <a-space>
+            <a-button @click="handleSaveDraft" :loading="saving">保存草稿</a-button>
+            <a-button v-if="currentStep > 0" @click="prevStep">上一步</a-button>
+            <a-button v-if="currentStep < 6" type="primary" @click="nextStep">下一步</a-button>
+            <a-button
+              v-if="currentStep === 6"
+              type="primary"
+              :loading="saving"
+              @click="handleSave"
+            >
+              {{ isEdit ? '保存' : '创建' }}
+            </a-button>
+            <a-button v-else-if="isEdit" type="primary" @click="handleSaveAndSubmit" :loading="saving">
+              保存
+            </a-button>
+          </a-space>
+        </template>
+      </a-page-header>
+    </div>
 
     <a-spin :spinning="loading" tip="正在加载课程数据...">
       <a-card :bordered="false" style="margin-top: 16px;">
@@ -93,19 +105,6 @@
             @change="handleDataChange"
           />
         </div>
-
-        <!-- 步骤导航按钮 -->
-        <div class="step-actions">
-          <a-button v-if="currentStep > 0" @click="prevStep">
-            上一步
-          </a-button>
-          <a-button v-if="currentStep < 6" type="primary" @click="nextStep">
-            下一步
-          </a-button>
-          <a-button v-if="currentStep === 6" type="primary" :loading="saving" @click="handleSave">
-            {{ isEdit ? '保存' : '创建' }}
-          </a-button>
-        </div>
       </a-card>
     </a-spin>
   </div>
@@ -252,12 +251,10 @@ const fetchCourseDetail = async () => {
 };
 
 // 步骤导航
-const onStepChange = (step: number) => {
+const onStepChange = async (step: number) => {
   if (step > currentStep.value) {
-    // 前进时验证当前步骤
-    if (!validateCurrentStep()) {
-      return;
-    }
+    const ok = await validateCurrentStep();
+    if (!ok) return;
   }
   currentStep.value = step;
 };
@@ -268,23 +265,58 @@ const prevStep = () => {
   }
 };
 
-const nextStep = () => {
-  if (!validateCurrentStep()) {
-    return;
-  }
+const nextStep = async () => {
+  const ok = await validateCurrentStep();
+  if (!ok) return;
   if (currentStep.value < 6) {
     currentStep.value++;
   }
 };
 
-// 验证当前步骤
-const validateCurrentStep = () => {
-  if (currentStep.value === 0) {
-    const result = step1Ref.value?.validate();
-    if (!result?.valid) {
-      message.warning(result?.errors[0] || '请完成基本信息');
-      return false;
+// 校验：导入课、集体课、领域课至少配置一种
+const validateAtLeastOneLesson = (): boolean => {
+  const hasIntro = !!step4Ref.value?.lessonData;
+  const hasCollective = !!step5Ref.value?.lessonData;
+  const domainData = step6Ref.value?.getSaveData?.() || [];
+  const hasDomain = Array.isArray(domainData) && domainData.length > 0;
+
+  if (hasIntro || hasCollective || hasDomain) {
+    return true;
+  }
+  message.warning('请至少配置一种课程：导入课、集体课或领域课（至少完成一个领域）');
+  return false;
+};
+
+// 验证当前步骤（覆盖全部 7 步）
+const validateCurrentStep = async (): Promise<boolean> => {
+  const step = currentStep.value;
+  const stepRefs = [
+    step1Ref,
+    step2Ref,
+    step3Ref,
+    step4Ref,
+    step5Ref,
+    step6Ref,
+    step7Ref,
+  ];
+  const ref = stepRefs[step]?.value;
+  if (!ref?.validate) {
+    // 步骤 5（领域课）、步骤 6（环创建设）需额外校验「至少一种课程」
+    if (step === 5 || step === 6) {
+      return validateAtLeastOneLesson();
     }
+    return true;
+  }
+
+  const result = await ref.validate();
+  if (!result?.valid) {
+    message.warning(result?.errors?.[0] || '请完成当前步骤');
+    return false;
+  }
+
+  // 步骤 5（领域课）、步骤 6（环创建设）需额外校验「至少一种课程」
+  if (step === 5 || step === 6) {
+    return validateAtLeastOneLesson();
   }
   return true;
 };
@@ -301,15 +333,12 @@ const handleSaveDraft = async () => {
 
 // 保存
 const handleSave = async (isDraft = false) => {
-  console.log('🔍 handleSave 被调用，isDraft =', isDraft);
-  console.log('🔍 当前 courseId =', courseId.value);
-  console.log('🔍 当前 saving =', saving.value);
+  // 保存前校验当前步骤
+  const ok = await validateCurrentStep();
+  if (!ok) return;
 
   // 防止重复提交
-  if (saving.value) {
-    console.log('⚠️ saving 标志为 true，直接返回');
-    return;
-  }
+  if (saving.value) return;
 
   saving.value = true;
   let savedCourseId = courseId.value;
@@ -403,7 +432,7 @@ const handleSave = async (isDraft = false) => {
 
     if (!isDraft) {
       console.log('🚀 准备跳转到课程列表页面...');
-      console.log('🚀 isDraft =', isDraft.value, ', isEdit =', isEdit.value);
+      console.log('🚀 isDraft =', isDraft, ', isEdit =', isEdit.value);
       // 确保所有异步操作完成后再跳转
       await new Promise(resolve => setTimeout(resolve, 500));
       console.log('🚀 即将执行 router.push 跳转...');
@@ -506,6 +535,16 @@ provide('courseId', courseId);
   padding: 24px;
 }
 
+.sticky-header {
+  position: sticky;
+  top: 0;
+  z-index: 100;
+  margin: -24px -24px 0 -24px;
+  padding: 0 24px;
+  background: #fff;
+  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
+}
+
 .completion-bar {
   margin-top: 16px;
   padding: 12px 16px;
@@ -530,13 +569,4 @@ provide('courseId', courseId);
   min-height: 400px;
   margin-top: 24px;
 }
-
-.step-actions {
-  margin-top: 32px;
-  padding-top: 16px;
-  border-top: 1px solid #f0f0f0;
-  display: flex;
-  gap: 12px;
-  justify-content: flex-end;
-}
 </style>