diff --git a/site/_themes/.eslintrc.cjs b/site/_themes/.eslintrc.cjs
deleted file mode 100644
index cf3238f0e0..0000000000
--- a/site/_themes/.eslintrc.cjs
+++ /dev/null
@@ -1,75 +0,0 @@
-module.exports = {
-  root: true,
-  env: {
-    node: true
-  },
-  extends: [
-    'plugin:vue/recommended',
-    'eslint:recommended'
-  ],
-  rules: {
-    'indent': ['error',
-      2,
-      {
-        'SwitchCase': 1,
-        'MemberExpression': 1,
-        'ArrayExpression': 1,
-        'FunctionDeclaration': { 'parameters': 'first' },
-        'CallExpression': { 'arguments': 1 },
-        'ImportDeclaration': 'first',
-        'ObjectExpression': 1
-      }
-    ],
-    'no-sequences': 'error',
-    'linebreak-style': 'off',
-    'quotes': ['error', 'single'],
-    'semi': ['error', 'never'],
-    'semi-style': ['error', 'last'],
-    'semi-spacing': ['error', { 'before': false, 'after': true }],
-    'camelcase': 'off',
-    'default-case': 'error',
-    'no-new-func': 'error',
-    'no-void': 'error',
-    'array-bracket-spacing': ['error', 'never'],
-    'no-tabs': 'error',
-    'no-var': 'error',
-    'one-var': ['error', 'never'],
-    'prefer-const': 'error',
-    'no-trailing-spaces': 'error',
-    'operator-assignment': ['error', 'always'],
-    'dot-location': ['error', 'property'],
-    'no-alert': 'error',
-    'no-else-return': ['error', { allowElseIf: false }],
-    'no-case-declarations': 'off',
-    'no-unused-vars': 'error',
-    'no-multi-spaces': 'error',
-    'valid-jsdoc': 'warn',
-    'eqeqeq': 'error',
-    'guard-for-in': 'warn',
-    'no-multi-str': 'error',
-    'no-return-await': 'error',
-    'no-return-assign': 'error',
-    'no-throw-literal': 'error',
-    'no-undef-init': 'error',
-    'no-use-before-define': 'warn',
-    'key-spacing': ['error', { 'beforeColon': false, 'afterColon': true, 'mode': 'strict' }],
-    'keyword-spacing': ['error', { 'before': true, 'after': true }],
-    'space-before-blocks': ['error', { 'functions': 'always', 'keywords': 'always', 'classes': 'always' }],
-    'spaced-comment': ['error', 'always'],
-    'space-infix-ops': 'error',
-    'arrow-spacing': ['error', { 'before': true, 'after': true }],
-    'no-useless-constructor': 'warn',
-    'comma-dangle': ['error', 'never'],
-    'space-before-function-paren': ['error', 'always'],
-    'no-param-reassign': 'off',
-    'object-curly-spacing': ['error', 'always'],
-    'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'off',
-    'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'off'
-  },
-  parserOptions: {
-    parser: 'babel-eslint'
-  },
-  globals: {
-    '$': true
-  }
-}
diff --git a/site/_themes/eslint.config.base.js b/site/_themes/eslint.config.base.js
new file mode 120000
index 0000000000..35dedbe5a4
--- /dev/null
+++ b/site/_themes/eslint.config.base.js
@@ -0,0 +1 @@
+../../eslint.config.js
\ No newline at end of file
diff --git a/site/_themes/eslint.config.js b/site/_themes/eslint.config.js
new file mode 100644
index 0000000000..5a1921559a
--- /dev/null
+++ b/site/_themes/eslint.config.js
@@ -0,0 +1,17 @@
+import base from './eslint.config.base.js'
+import pluginVue from 'eslint-plugin-vue'
+
+export default [
+  {
+    ignores: [
+      'dist/'
+    ]
+  },
+  ...base,
+  ...pluginVue.configs['flat/recommended'],
+  {
+    rules: {
+      'vue/multi-word-component-names': 'off'
+    }
+  }
+]
diff --git a/site/_themes/package.json b/site/_themes/package.json
index 8f4d8368fc..4e7983fc4c 100644
--- a/site/_themes/package.json
+++ b/site/_themes/package.json
@@ -2,34 +2,20 @@
   "name": "themes",
   "version": "1.0.0",
   "private": true,
-  "module": "type",
+  "type": "module",
   "scripts": {
     "serve": "vite",
     "build": "vite build",
     "lint": "eslint ."
   },
   "dependencies": {
-    "vue": "^3.4.31"
+    "vue": "^3.5.13"
   },
   "devDependencies": {
-    "@vitejs/plugin-vue": "^5.0.5",
-    "eslint": "^8.49.0",
-    "eslint-plugin-vue": "^9.27.0",
-    "vite": "^5.3.3"
-  },
-  "eslintConfig": {
-    "root": true,
-    "env": {
-      "node": true
-    },
-    "extends": [
-      "plugin:vue/vue3-essential",
-      "eslint:recommended"
-    ],
-    "rules": {},
-    "parserOptions": {
-      "ecmaVersion": "latest"
-    }
+    "@vitejs/plugin-vue": "^5.2.1",
+    "eslint": "^9.16.0",
+    "eslint-plugin-vue": "^9.32.0",
+    "vite": "^6.0.3"
   },
   "browserslist": [
     "> 1%",
diff --git a/site/_themes/vite.config.js b/site/_themes/vite.config.js
index b3095119c2..e03632327b 100644
--- a/site/_themes/vite.config.js
+++ b/site/_themes/vite.config.js
@@ -16,7 +16,7 @@ export default defineConfig({
   },
   build: {
     rollupOptions: {
-      input: process.env.NODE_ENV === 'production' ? 'themes.html' : 'index.html',
+      input: process.env.NODE_ENV === 'production' ? 'themes.html' : 'index.html'
     }
   },
   server: {