diff --git a/docs/.vitepress/config.mts b/docs/.vitepress/config.mts
index 794aa8d..a3b2365 100644
--- a/docs/.vitepress/config.mts
+++ b/docs/.vitepress/config.mts
@@ -6,6 +6,10 @@ export default defineConfig({
     description: '轻量易用的定时任务面板，支持多语言脚本、依赖管理与日志查看',
     base: '/baihu-panel/',
     lang: 'zh-CN',
+    head: [
+        ['link', { rel: 'stylesheet', href: 'https://fonts.loli.net/css2?family=Noto+Sans+SC:wght@400;500;700&display=swap' }],
+        ['script', {}, `if (navigator.userAgent.indexOf('Windows') !== -1) document.documentElement.classList.add('is-windows');`]
+    ],
     themeConfig: {
         logo: '/logo.svg',
         nav: [
diff --git a/docs/.vitepress/theme/custom.css b/docs/.vitepress/theme/custom.css
new file mode 100644
index 0000000..3850174
--- /dev/null
+++ b/docs/.vitepress/theme/custom.css
@@ -0,0 +1,4 @@
+/* 仅在 Windows 下优先使用 Noto Sans SC (思源黑体)，其他系统保持系统默认字体或 Inter */
+.is-windows {
+  --vp-font-family-base: "Inter", "Noto Sans SC", "Microsoft YaHei", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
+}
diff --git a/docs/.vitepress/theme/index.ts b/docs/.vitepress/theme/index.ts
new file mode 100644
index 0000000..42fe9a9
--- /dev/null
+++ b/docs/.vitepress/theme/index.ts
@@ -0,0 +1,4 @@
+import DefaultTheme from 'vitepress/theme'
+import './custom.css'
+
+export default DefaultTheme