feat: 完善技能树功能架构与逻辑流程文档，新增视频播放与学习进度追踪功能

src/views/basic-elements/light/index.vue

@@ -33,19 +33,19 @@ const handleComplete = () => {
 const navigationSteps = ref([
   {
     id: 'step2',
-    label: '光的基础',
+    label: '视觉素养',
     content: '光的基础认知',
     type: 'planning' as const
   },
   {
     id: 'step3',
-    label: '光的属性',
+    label: '视觉素养',
     content: '光的四大属性',
     type: 'planning' as const
   },
   {
     id: 'step4',
-    label: '拍摄技巧',
+    label: '视觉素养',
     content: '拍摄的黄金时间',
     type: 'planning' as const
   }