diff --git a/assets/js/theme.js b/assets/js/theme.js
deleted file mode 100644
index 7dc6a22..0000000
--- a/assets/js/theme.js
+++ /dev/null
@@ -1,40 +0,0 @@
-// assets/js/theme.js
-
-// 检查系统主题偏好
-function getPreferredTheme() {
-    if (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) {
-        return 'dark';
-    }
-    return 'light';
-}
-
-// 设置主题
-function setTheme(theme) {
-    document.documentElement.setAttribute('data-theme', theme);
-    localStorage.setItem('theme', theme);
-}
-
-// 切换主题
-function toggleTheme() {
-    const currentTheme = document.documentElement.getAttribute('data-theme');
-    const newTheme = currentTheme === 'dark' ? 'light' : 'dark';
-    setTheme(newTheme);
-}
-
-// 初始化主题
-document.addEventListener('DOMContentLoaded', () => {
-    const savedTheme = localStorage.getItem('theme') || getPreferredTheme();
-    setTheme(savedTheme);
-
-    const themeToggle = document.getElementById('theme-toggle');
-    if (themeToggle) {
-        themeToggle.addEventListener('click', toggleTheme);
-    }
-
-    // 监听系统主题变化
-    window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', e => {
-        if (!localStorage.getItem('theme')) {
-            setTheme(e.matches ? 'dark' : 'light');
-        }
-    });
-});