diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index ea002128..08e65566 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -237,7 +237,15 @@
       <option name="project" value="LOCAL" />
       <updated>1745063203642</updated>
     </task>
-    <option name="localTasksCounter" value="17" />
+    <task id="LOCAL-00017" summary="docs(NOI竞赛大纲): 添加 C++ 程序设计基础文档&#10;&#10;- 新增程序基本概念、基本数据类型、程序基本语句等文档&#10;- 更新 mkdocs.yml 配置，优化文档结构- 调整部分文档路径，提高可读性">
+      <option name="closed" value="true" />
+      <created>1745063310381</created>
+      <option name="number" value="00017" />
+      <option name="presentableId" value="LOCAL-00017" />
+      <option name="project" value="LOCAL" />
+      <updated>1745063310381</updated>
+    </task>
+    <option name="localTasksCounter" value="18" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
diff --git a/notebook/mkdocs.yml b/notebook/mkdocs.yml
index cc7fe6ba..f0090a3f 100644
--- a/notebook/mkdocs.yml
+++ b/notebook/mkdocs.yml
@@ -67,8 +67,8 @@ theme:
   palette:
     - media: "(prefers-color-scheme: light)"
       scheme: default
-      primary: white
-      accent: red
+      primary: indigo
+      accent: light-blue
       toggle:
         icon: material/weather-sunny
         name: 切换到夜间模式