diff --git a/src/app/src/assets/css/main.css b/src/app/src/assets/css/main.css
index 74f99b35..880ec0c5 100644
--- a/src/app/src/assets/css/main.css
+++ b/src/app/src/assets/css/main.css
@@ -2,6 +2,8 @@
 @import "@nuxt/ui";
 @plugin "@tailwindcss/typography";
 
+@source "../../../../module/src/**/*.ts";
+
 @source "../../**";
 
 @source inline('ring-orange-200 hover:ring-orange-300 hover:dark:ring-orange-700');
diff --git a/src/app/src/components/AppFooter.vue b/src/app/src/components/AppFooter.vue
index 6344075b..adfcb05b 100644
--- a/src/app/src/components/AppFooter.vue
+++ b/src/app/src/components/AppFooter.vue
@@ -3,9 +3,10 @@ import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 import { useStudio } from '../composables/useStudio'
 import { useStudioState } from '../composables/useStudioState'
+import { useStudioUI } from '../composables/useStudioUI'
 import type { DropdownMenuItem } from '@nuxt/ui/runtime/components/DropdownMenu.vue.d.ts'
 
-const { ui, host, gitProvider } = useStudio()
+const { ui: studioUI, host, gitProvider } = useStudio()
 const { devMode, preferences, updatePreference, unsetActiveLocation } = useStudioState()
 const user = host.user.get()
 const { t } = useI18n()
@@ -55,17 +56,17 @@ const syncTooltipText = computed(() => {
 
 function closeStudio() {
   unsetActiveLocation()
-  ui.close()
+  studioUI.close()
 }
+
+const { ui } = useStudioUI('footer')
 </script>
 
 <template>
-  <div
-    class="bg-muted/50 border-default border-t-[0.5px] flex items-center justify-between gap-1.5 px-2 py-2"
-  >
+  <div :class="ui.root">
     <span
       v-if="devMode"
-      class="ml-2 text-xs text-muted"
+      :class="ui.text"
     >
       {{ $t('studio.footer.localFilesystem') }}
     </span>
@@ -90,14 +91,14 @@ function closeStudio() {
       </template> -->
       <template #debug-mode>
         <div
-          class="w-full"
+          :class="ui.debugSwitchContainer"
           @click.stop
         >
           <USwitch
             :model-value="preferences.debug"
             :label="$t('studio.footer.debugMode')"
             size="xs"
-            :ui="{ root: 'w-full flex-row-reverse justify-between', wrapper: 'ms-0' }"
+            :ui="ui.debugSwitch"
             @update:model-value="updatePreference('debug', $event)"
           />
         </div>
@@ -107,12 +108,12 @@ function closeStudio() {
         variant="ghost"
         size="sm"
         :avatar="{ src: user?.avatar, alt: user?.name, size: '2xs' }"
-        class="px-2 py-1 font-medium"
+        :class="ui.userMenuButton"
         :label="user?.name"
       />
     </UDropdownMenu>
 
-    <div class="flex items-center">
+    <div :class="ui.actions">
       <UTooltip
         :text="syncTooltipText"
         :delay-duration="0"
diff --git a/src/app/src/components/AppHeader.vue b/src/app/src/components/AppHeader.vue
index cc7d46df..0cbe874f 100644
--- a/src/app/src/components/AppHeader.vue
+++ b/src/app/src/components/AppHeader.vue
@@ -4,6 +4,7 @@ import { computed } from 'vue'
 import HeaderMain from './header/HeaderMain.vue'
 import HeaderReview from './header/HeaderReview.vue'
 import HeaderSuccess from './header/HeaderSuccess.vue'
+import { useStudioUI } from '../composables/useStudioUI'
 
 const route = useRoute()
 
@@ -16,10 +17,12 @@ const currentHeader = computed(() => {
   }
   return HeaderMain
 })
+
+const { ui } = useStudioUI('header')
 </script>
 
 <template>
-  <div class="bg-muted/50 border-default border-b-[0.5px] pr-4 gap-1.5 flex items-center justify-between px-4 h-[45px]">
+  <div :class="ui.root">
     <component :is="currentHeader" />
   </div>
 </template>
diff --git a/src/app/src/components/AppLayout.vue b/src/app/src/components/AppLayout.vue
index 97f36984..ca495312 100644
--- a/src/app/src/components/AppLayout.vue
+++ b/src/app/src/components/AppLayout.vue
@@ -2,6 +2,7 @@
 import AppHeader from './AppHeader.vue'
 import AppFooter from './AppFooter.vue'
 import { useSidebar } from '../composables/useSidebar'
+import { useStudioUI } from '../composables/useStudioUI'
 
 defineProps<{
   title?: string
@@ -10,6 +11,8 @@ defineProps<{
 
 const { sidebarStyle } = useSidebar()
 
+const { ui } = useStudioUI('layout')
+
 function onBeforeEnter(el: Element) {
   const element = el as HTMLElement
   element.style.transform = 'translateX(-100%)'
@@ -49,17 +52,17 @@ function onLeave(el: Element, done: () => void) {
   >
     <div
       v-if="open"
-      class="fixed top-0 bottom-0 left-0 border-r border-default flex flex-col max-w-full bg-default"
+      :class="ui.sidebar"
       :style="sidebarStyle"
     >
       <!-- This is needed for the Monaco editor to be able to position the portal correctly -->
-      <div class="monaco-editor">
+      <div :class="ui.monaco">
         <div id="monaco-portal" />
       </div>
 
       <AppHeader />
 
-      <div class="flex-1 overflow-y-auto relative">
+      <div :class="ui.body">
         <slot />
       </div>
 
diff --git a/src/app/src/composables/useStudioUI.ts b/src/app/src/composables/useStudioUI.ts
new file mode 100644
index 00000000..944e08f2
--- /dev/null
+++ b/src/app/src/composables/useStudioUI.ts
@@ -0,0 +1,13 @@
+import { computed } from 'vue'
+import { useStudio } from './useStudio'
+import type { StudioUI } from '../types'
+
+export function useStudioUI<K extends keyof StudioUI>(key: K) {
+  const { host } = useStudio()
+
+  const ui = computed(() => {
+    return host.config.studio.ui[key]
+  })
+
+  return { ui }
+}
diff --git a/src/app/src/main.ts b/src/app/src/main.ts
index 8a85658c..163516e1 100644
--- a/src/app/src/main.ts
+++ b/src/app/src/main.ts
@@ -86,6 +86,42 @@ if (typeof window !== 'undefined' && 'customElements' in window) {
     },
   ) as VueElementConstructor
 
+  const originalConnectedCallback = NuxtStudio.prototype.connectedCallback
+  NuxtStudio.prototype.connectedCallback = function () {
+    originalConnectedCallback.call(this)
+    const shadowRoot = this.shadowRoot
+    if (!shadowRoot) return
+
+    const syncStyles = () => {
+      const headStyles = document.head.querySelectorAll('style, link[rel="stylesheet"]')
+      headStyles.forEach((node) => {
+        const clonedNode = node.cloneNode(true) as HTMLElement
+        if (clonedNode.hasAttribute('data-vite-dev-id') && clonedNode.getAttribute('data-vite-dev-id')?.includes('nuxt-studio')) {
+          return
+        }
+
+        shadowRoot.appendChild(clonedNode)
+      })
+    }
+    syncStyles()
+    const observer = new MutationObserver((mutations) => {
+      let shouldSync = false
+      for (const mutation of mutations) {
+        for (const node of mutation.addedNodes) {
+          if (node.nodeName === 'STYLE' || (node.nodeName === 'LINK' && (node as HTMLLinkElement).rel === 'stylesheet')) {
+            shouldSync = true
+            break
+          }
+        }
+      }
+      if (shouldSync) {
+        syncStyles()
+      }
+    })
+
+    observer.observe(document.head, { childList: true, subtree: true })
+  }
+
   customElements.define('nuxt-studio', NuxtStudio)
 }
 
diff --git a/src/app/src/types/config.ts b/src/app/src/types/config.ts
index 70f1b9ce..afc89bf9 100644
--- a/src/app/src/types/config.ts
+++ b/src/app/src/types/config.ts
@@ -14,3 +14,25 @@ export interface StudioLocation {
   feature: StudioFeature
   fsPath: string
 }
+
+export interface StudioUI {
+  header: {
+    root: string
+  }
+  footer: {
+    root: string
+    text: string
+    userMenuButton: string
+    debugSwitchContainer: string
+    debugSwitch: {
+      root: string
+      wrapper: string
+    }
+    actions: string
+  }
+  layout: {
+    sidebar: string
+    monaco: string
+    body: string
+  }
+}
diff --git a/src/app/src/types/index.ts b/src/app/src/types/index.ts
index 6f2788dd..a6501eb8 100644
--- a/src/app/src/types/index.ts
+++ b/src/app/src/types/index.ts
@@ -6,6 +6,7 @@ import type { Repository } from './git'
 import type { ComponentMeta } from './component'
 import type { MarkdownParsingOptions, SyntaxHighlightTheme } from './content'
 import type { CollectionInfo } from '@nuxt/content'
+import type { StudioUI } from './config'
 
 export * from './file'
 export * from './item'
@@ -28,6 +29,11 @@ export interface StudioHost {
     defaultLocale: string
     getHighlightTheme: () => SyntaxHighlightTheme
   }
+  config: {
+    studio: {
+      ui: StudioUI
+    }
+  }
   on: {
     routeChange: (fn: (to: RouteLocationNormalized, from: RouteLocationNormalized) => void) => void
     mounted: (fn: () => void) => void
diff --git a/src/module/src/module.ts b/src/module/src/module.ts
index 0f50dad0..3dff5c26 100644
--- a/src/module/src/module.ts
+++ b/src/module/src/module.ts
@@ -1,4 +1,4 @@
-import { defineNuxtModule, createResolver, addPlugin, extendViteConfig, addServerHandler, addTemplate, addServerImports } from '@nuxt/kit'
+import { defineNuxtModule, createResolver, addPlugin, extendViteConfig, addServerHandler, addTemplate, addServerImports, addTypeTemplate } from '@nuxt/kit'
 import { createHash } from 'node:crypto'
 import { defu } from 'defu'
 import { resolve } from 'node:path'
@@ -9,6 +9,28 @@ import { version } from '../../../package.json'
 import { setupDevMode } from './dev'
 import { validateAuthConfig } from './auth'
 
+const studioUI = {
+  header: {
+    root: 'bg-muted/50 border-default border-b-[0.5px] pr-4 gap-1.5 flex items-center justify-between px-4 h-[45px]',
+  },
+  footer: {
+    root: 'bg-muted/50 border-default border-t-[0.5px] flex items-center justify-between gap-1.5 px-2 py-2',
+    text: 'ml-2 text-xs text-muted',
+    userMenuButton: 'px-2 py-1 font-medium',
+    debugSwitchContainer: 'w-full',
+    debugSwitch: {
+      root: 'w-full flex-row-reverse justify-between',
+      wrapper: 'ms-0',
+    },
+    actions: 'flex items-center',
+  },
+  layout: {
+    sidebar: 'fixed top-0 bottom-0 left-0 border-r border-default flex flex-col max-w-full bg-default',
+    monaco: 'monaco-editor',
+    body: 'flex-1 overflow-y-auto relative',
+  },
+}
+
 interface BaseRepository {
   /**
    * The owner of the git repository.
@@ -198,6 +220,37 @@ export default defineNuxtModule<ModuleOptions>({
       validateAuthConfig(options)
     }
 
+    // Initialize AppConfig with Studio defaults
+    nuxt.options.appConfig.studio = defu(nuxt.options.appConfig.studio || {}, {
+      ui: studioUI,
+    })
+
+    // Register type definitions
+    addTypeTemplate({
+      filename: 'types/studio-ui.d.ts',
+      getContents: () => `
+import type { StudioUI } from 'nuxt-studio/app'
+
+type DeepPartial<T> = T extends object ? { [P in keyof T]?: DeepPartial<T[P]> } : T;
+
+declare module '@nuxt/schema' {
+  interface AppConfigInput {
+    studio?: {
+      ui?: DeepPartial<StudioUI>
+    }
+  }
+
+  interface AppConfig {
+    studio: {
+      ui: StudioUI
+    }
+  }
+}
+
+export {}
+      `,
+    })
+
     // Enable checkoutOutdatedBuildInterval to detect new deployments
     nuxt.options.experimental = nuxt.options.experimental || {}
     nuxt.options.experimental.checkOutdatedBuildInterval = 1000 * 30
diff --git a/src/module/src/runtime/host.ts b/src/module/src/runtime/host.ts
index 85cd75f4..c60a4892 100644
--- a/src/module/src/runtime/host.ts
+++ b/src/module/src/runtime/host.ts
@@ -8,7 +8,7 @@ import { getHostStyles, getSidebarWidth, adjustFixedElements } from './utils/sid
 import type { StudioHost, StudioUser, DatabaseItem, MediaItem, Repository } from 'nuxt-studio/app'
 import type { RouteLocationNormalized, Router } from 'vue-router'
 // @ts-expect-error queryCollection is not defined in .nuxt/imports.d.ts
-import { clearError, getAppManifest, queryCollection, queryCollectionItemSurroundings, queryCollectionNavigation, queryCollectionSearchSections, useRuntimeConfig } from '#imports'
+import { clearError, getAppManifest, queryCollection, queryCollectionItemSurroundings, queryCollectionNavigation, queryCollectionSearchSections, useRuntimeConfig, useAppConfig } from '#imports'
 import { collections } from '#content/preview'
 import { publicAssetsStorage } from '#build/studio-public-assets'
 import { useHostMeta } from './composables/useMeta'
@@ -28,6 +28,7 @@ export function useStudioHost(user: StudioUser, repository: Repository): StudioH
 
   const isMounted = ref(false)
   const meta = useHostMeta()
+  const appConfig = useAppConfig()
 
   function useNuxtApp() {
     return window.useNuxtApp!()
@@ -75,6 +76,9 @@ export function useStudioHost(user: StudioUser, repository: Repository): StudioH
       defaultLocale: useRuntimeConfig().public.studio.i18n?.defaultLocale || 'en',
       getHighlightTheme: () => meta.highlightTheme.value!,
     },
+    config: {
+      studio: appConfig.studio || {},
+    },
     on: {
       routeChange: (fn: (to: RouteLocationNormalized, from: RouteLocationNormalized) => void) => {
         const router = useRouter()