Fix

node_modules/vitepress/dist/client/theme-default/components/VPNavBarAppearance.vue

@@ -0,0 +1,25 @@
+<script lang="ts" setup>
+import { useData } from '../composables/data'
+import VPSwitchAppearance from './VPSwitchAppearance.vue'
+
+const { site } = useData()
+</script>
+
+<template>
+  <div v-if="site.appearance && site.appearance !== 'force-dark'" class="VPNavBarAppearance">
+    <VPSwitchAppearance />
+  </div>
+</template>
+
+<style scoped>
+.VPNavBarAppearance {
+  display: none;
+}
+
+@media (min-width: 1280px) {
+  .VPNavBarAppearance {
+    display: flex;
+    align-items: center;
+  }
+}
+</style>