diff --git a/.env b/.env
new file mode 100644
index 0000000..8c76213
--- /dev/null
+++ b/.env
@@ -0,0 +1,9 @@
+# Sanity CMS Configuration
+# Get your project ID from https://sanity.io/manage
+PUBLIC_SANITY_PROJECT_ID=p49jotqu
+PUBLIC_SANITY_DATASET=production
+
+# Only needed when running the migration script (scripts/migrate-to-sanity.mjs)
+# Create a write token at https://sanity.io/manage → API → Tokens
+# Revoke after migration is complete.
+SANITY_API_TOKEN=skQ3tzSF8tp5ETeDq26zlgYAoxv50L4D37uITONtQ0efe4wHxjH64NrauljoyucMGy0F58fOXmUbQXh7C0glLFcD0PUd0tVRwzifuuLYvlZmX0MKOo6aZB2U2P5ISydRNzKd0sPGyMjxRo47psGb3wCtzT0Xcv8ByMVOlqnn35bc6uDj7Afl
diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index 87f808e..fe016e5 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -39,16 +39,6 @@ jobs:
             ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}:${{ steps.tag.outputs.sha }}
             ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}:latest
 
-      - name: Build and push backend image
-        uses: docker/build-push-action@v5
-        with:
-          context: .
-          target: backend
-          push: true
-          tags: |
-            ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}-tina:${{ steps.tag.outputs.sha }}
-            ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}-tina:latest
-
       - name: Update image tags in gitops repo
         env:
           CI_TOKEN: ${{ secrets.CI_TOKEN }}
@@ -63,10 +53,7 @@ jobs:
           sed -i \
             "s|image: ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}:.*|image: ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}:${SHA}|" \
             "apps/${{ env.APP }}/deployment.yaml"
-          sed -i \
-            "s|image: ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}-tina:.*|image: ${{ env.REGISTRY }}/${{ env.ORG }}/${{ env.APP }}-tina:${SHA}|" \
-            "apps/${{ env.APP }}/tina-backend-deployment.yaml"
-          git add "apps/${{ env.APP }}/deployment.yaml" "apps/${{ env.APP }}/tina-backend-deployment.yaml"
+          git add "apps/${{ env.APP }}/deployment.yaml"
           git diff --cached --quiet && echo "No changes, skipping commit." && exit 0
           git commit -m "ci: update ${{ env.APP }} to ${SHA}"
           git push origin main
diff --git a/sanity.config.ts b/sanity.config.ts
new file mode 100644
index 0000000..ef2d2b2
--- /dev/null
+++ b/sanity.config.ts
@@ -0,0 +1,30 @@
+import { defineConfig } from 'sanity'
+import { structureTool } from 'sanity/structure'
+import { visionTool } from '@sanity/vision'
+import { schemaTypes } from './src/sanity/schemas'
+
+export default defineConfig({
+  projectId: import.meta.env.PUBLIC_SANITY_PROJECT_ID,
+  dataset: import.meta.env.PUBLIC_SANITY_DATASET ?? 'production',
+  plugins: [
+    structureTool({
+      structure: (S) =>
+        S.list()
+          .title('Content')
+          .items([
+            S.listItem()
+              .title('Theater Homepage')
+              .child(
+                S.document()
+                  .schemaType('theaterHomepage')
+                  .documentId('theaterHomepage')
+              ),
+            S.divider(),
+            S.documentTypeListItem('post').title('Blog Posts'),
+            S.documentTypeListItem('page').title('Pages'),
+          ]),
+    }),
+    visionTool(),
+  ],
+  schema: { types: schemaTypes },
+})
diff --git a/scripts/migrate-to-sanity.mjs b/scripts/migrate-to-sanity.mjs
new file mode 100644
index 0000000..b6addf3
--- /dev/null
+++ b/scripts/migrate-to-sanity.mjs
@@ -0,0 +1,257 @@
+/**
+ * One-shot migration script: TinaCMS MDX files → Sanity documents
+ *
+ * Prerequisites:
+ *   npm install --save-dev gray-matter @portabletext/markdown
+ *
+ * Usage:
+ *   npm run migrate
+ *
+ * Revoke SANITY_API_TOKEN after migration is complete.
+ */
+
+import { createClient } from '@sanity/client'
+import { createReadStream, readdirSync, readFileSync, existsSync } from 'fs'
+import { join, basename } from 'path'
+import matter from 'gray-matter'
+import { markdownToPortableText } from '@portabletext/markdown'
+
+const PROJECT_ID = process.env.PUBLIC_SANITY_PROJECT_ID
+const TOKEN = process.env.SANITY_API_TOKEN
+const DATASET = process.env.PUBLIC_SANITY_DATASET ?? 'production'
+
+if (!PROJECT_ID || !TOKEN) {
+  console.error('Missing PUBLIC_SANITY_PROJECT_ID or SANITY_API_TOKEN environment variables.')
+  process.exit(1)
+}
+
+const client = createClient({
+  projectId: PROJECT_ID,
+  dataset: DATASET,
+  apiVersion: '2024-01-01',
+  token: TOKEN,
+  useCdn: false,
+})
+
+function randomKey() {
+  return Math.random().toString(36).slice(2, 10)
+}
+
+function emptyPortableText() {
+  return []
+}
+
+function stringToPortableText(text) {
+  if (!text || text === '') return emptyPortableText()
+  return [
+    {
+      _type: 'block',
+      _key: randomKey(),
+      style: 'normal',
+      markDefs: [],
+      children: [{ _type: 'span', _key: randomKey(), text, marks: [] }],
+    },
+  ]
+}
+
+// Upload a local image file to Sanity and return a Sanity image reference
+async function uploadImageFile(localPath, label) {
+  if (!existsSync(localPath)) {
+    console.warn(`  Skipping missing image: ${localPath}`)
+    return null
+  }
+  console.log(`  Uploading image: ${label}`)
+  const asset = await client.assets.upload('image', createReadStream(localPath), {
+    filename: basename(localPath),
+  })
+  return { _type: 'image', asset: { _type: 'reference', _ref: asset._id } }
+}
+
+// Map /images/filename.ext → public/images/filename.ext (relative to project root)
+function localPathForImageUrl(imageUrl) {
+  if (!imageUrl || !imageUrl.startsWith('/images/')) return null
+  return join('public', imageUrl)
+}
+
+// ---------------------------------------------------------------------------
+// Migrate theaterHomepage singleton
+// ---------------------------------------------------------------------------
+async function migrateTheaterHomepage() {
+  console.log('\n--- Migrating theaterHomepage ---')
+  const raw = readFileSync('content/theater/homepage.mdx', 'utf-8')
+  const { data: fm } = matter(raw)
+
+  // Pre-upload all organization logos
+  const orgs = (fm.team?.organizations ?? [])
+  const uploadedLogos = {}
+  for (const org of orgs) {
+    if (org.logo && !uploadedLogos[org.logo]) {
+      const localPath = localPathForImageUrl(org.logo)
+      if (localPath) {
+        uploadedLogos[org.logo] = await uploadImageFile(localPath, org.logo)
+      }
+    }
+  }
+
+  const doc = {
+    _type: 'theaterHomepage',
+    _id: 'theaterHomepage',
+    title: fm.title,
+    hero: fm.hero ?? {},
+    projekt: {
+      title_de: fm.projekt?.title_de ?? '',
+      title_en: fm.projekt?.title_en ?? '',
+      content_de: stringToPortableText(fm.projekt?.content_de),
+      content_en: stringToPortableText(fm.projekt?.content_en),
+    },
+    team: {
+      title_de: fm.team?.title_de ?? '',
+      title_en: fm.team?.title_en ?? '',
+      content_de: stringToPortableText(fm.team?.content_de),
+      content_en: stringToPortableText(fm.team?.content_en),
+      organizations: orgs.map((org) => ({
+        _key: randomKey(),
+        name: org.name,
+        role_de: org.role_de,
+        role_en: org.role_en,
+        url: org.url,
+        ...(org.logo && uploadedLogos[org.logo] ? { logo: uploadedLogos[org.logo] } : {}),
+      })),
+    },
+    stueck: {
+      title_de: fm.stueck?.title_de ?? '',
+      title_en: fm.stueck?.title_en ?? '',
+      content_de: stringToPortableText(fm.stueck?.content_de),
+      content_en: stringToPortableText(fm.stueck?.content_en),
+    },
+    mitwirkung: {
+      title_de: fm.mitwirkung?.title_de ?? '',
+      title_en: fm.mitwirkung?.title_en ?? '',
+      content_de: stringToPortableText(fm.mitwirkung?.content_de),
+      content_en: stringToPortableText(fm.mitwirkung?.content_en),
+      director_name: fm.mitwirkung?.director_name,
+      director_email: fm.mitwirkung?.director_email,
+      director_phone: fm.mitwirkung?.director_phone,
+    },
+    termine: {
+      title_de: fm.termine?.title_de ?? '',
+      title_en: fm.termine?.title_en ?? '',
+      events: (fm.termine?.events ?? []).map((e) => ({ ...e, _key: randomKey() })),
+    },
+    presse: {
+      title_de: fm.presse?.title_de ?? '',
+      title_en: fm.presse?.title_en ?? '',
+      content_de: stringToPortableText(fm.presse?.content_de),
+      content_en: stringToPortableText(fm.presse?.content_en),
+    },
+    gallery: {
+      title_de: fm.gallery?.title_de ?? '',
+      title_en: fm.gallery?.title_en ?? '',
+      images: [],
+    },
+    tickets: {
+      title_de: fm.tickets?.title_de ?? '',
+      title_en: fm.tickets?.title_en ?? '',
+      content_de: stringToPortableText(fm.tickets?.content_de),
+      content_en: stringToPortableText(fm.tickets?.content_en),
+      ...(fm.tickets?.ticket_url ? { ticket_url: fm.tickets.ticket_url } : {}),
+    },
+  }
+
+  await client.createOrReplace(doc)
+  console.log('  ✓ theaterHomepage created/replaced')
+}
+
+// ---------------------------------------------------------------------------
+// Migrate blog posts
+// ---------------------------------------------------------------------------
+async function migratePosts() {
+  console.log('\n--- Migrating blog posts ---')
+  const blogDir = 'content/blog'
+  if (!existsSync(blogDir)) {
+    console.log('  No blog directory found, skipping.')
+    return
+  }
+  const files = readdirSync(blogDir).filter((f) => f.endsWith('.mdx'))
+
+  for (const file of files) {
+    const slug = file.replace('.mdx', '')
+    const raw = readFileSync(join(blogDir, file), 'utf-8')
+    const { data: fm, content: body } = matter(raw)
+
+    const portableTextBody = body.trim()
+      ? markdownToPortableText(body)
+      : []
+
+    // Upload cover image if present and exists locally
+    let coverImage
+    if (fm.coverImage) {
+      const localPath = localPathForImageUrl(fm.coverImage)
+      if (localPath) {
+        coverImage = await uploadImageFile(localPath, fm.coverImage)
+      }
+    }
+
+    const doc = {
+      _type: 'post',
+      _id: `post-${slug}`,
+      title: fm.title,
+      slug: { _type: 'slug', current: slug },
+      date: fm.date,
+      excerpt: fm.excerpt,
+      body: portableTextBody,
+      ...(coverImage ? { coverImage } : {}),
+    }
+
+    await client.createOrReplace(doc)
+    console.log(`  ✓ Post migrated: ${slug}`)
+  }
+}
+
+// ---------------------------------------------------------------------------
+// Migrate static pages
+// ---------------------------------------------------------------------------
+async function migratePages() {
+  console.log('\n--- Migrating pages ---')
+  const pagesDir = 'content/pages'
+  if (!existsSync(pagesDir)) {
+    console.log('  No pages directory found, skipping.')
+    return
+  }
+  const files = readdirSync(pagesDir).filter((f) => f.endsWith('.mdx'))
+
+  for (const file of files) {
+    const slug = file.replace('.mdx', '')
+    const raw = readFileSync(join(pagesDir, file), 'utf-8')
+    const { data: fm, content: body } = matter(raw)
+
+    const portableTextBody = body.trim()
+      ? markdownToPortableText(body)
+      : []
+
+    const doc = {
+      _type: 'page',
+      _id: `page-${slug}`,
+      title: fm.title,
+      slug: { _type: 'slug', current: slug },
+      description: fm.description,
+      body: portableTextBody,
+    }
+
+    await client.createOrReplace(doc)
+    console.log(`  ✓ Page migrated: ${slug}`)
+  }
+}
+
+// ---------------------------------------------------------------------------
+// Run
+// ---------------------------------------------------------------------------
+try {
+  await migrateTheaterHomepage()
+  await migratePosts()
+  await migratePages()
+  console.log('\n✓ Migration complete.')
+} catch (err) {
+  console.error('\n✗ Migration failed:', err)
+  process.exit(1)
+}
diff --git a/src/env.d.ts b/src/env.d.ts
new file mode 100644
index 0000000..da596b7
--- /dev/null
+++ b/src/env.d.ts
@@ -0,0 +1,2 @@
+/// <reference types="astro/client" />
+/// <reference types="@sanity/astro/module" />
diff --git a/src/sanity/client.ts b/src/sanity/client.ts
new file mode 100644
index 0000000..decd8a7
--- /dev/null
+++ b/src/sanity/client.ts
@@ -0,0 +1 @@
+export { sanityClient } from 'sanity:client'
diff --git a/src/sanity/imageUrl.ts b/src/sanity/imageUrl.ts
new file mode 100644
index 0000000..7cb4d27
--- /dev/null
+++ b/src/sanity/imageUrl.ts
@@ -0,0 +1,11 @@
+import { createImageUrlBuilder } from '@sanity/image-url'
+
+const builder = createImageUrlBuilder({
+  projectId: import.meta.env.PUBLIC_SANITY_PROJECT_ID,
+  dataset: import.meta.env.PUBLIC_SANITY_DATASET ?? 'production',
+})
+
+export function urlFor(source: any): string {
+  if (!source) return ''
+  return builder.image(source).url()
+}
diff --git a/src/sanity/portableText.ts b/src/sanity/portableText.ts
new file mode 100644
index 0000000..b6d09fa
--- /dev/null
+++ b/src/sanity/portableText.ts
@@ -0,0 +1,6 @@
+import { toHTML } from '@portabletext/to-html'
+
+export function renderPortableText(blocks: any[]): string {
+  if (!blocks?.length) return ''
+  return toHTML(blocks)
+}
diff --git a/src/sanity/queries.ts b/src/sanity/queries.ts
new file mode 100644
index 0000000..15586ca
--- /dev/null
+++ b/src/sanity/queries.ts
@@ -0,0 +1,34 @@
+export const theaterHomepageQuery = `*[_type == "theaterHomepage" && _id == "theaterHomepage"][0]`
+
+export const allPostsQuery = `
+  *[_type == "post"] | order(date desc) {
+    _id,
+    title,
+    "slug": slug.current,
+    date,
+    excerpt,
+    coverImage,
+    body
+  }
+`
+
+export const postBySlugQuery = `
+  *[_type == "post" && slug.current == $slug][0] {
+    _id,
+    title,
+    "slug": slug.current,
+    date,
+    excerpt,
+    coverImage,
+    body
+  }
+`
+
+export const pageBySlugQuery = `
+  *[_type == "page" && slug.current == $slug][0] {
+    _id,
+    title,
+    description,
+    body
+  }
+`
diff --git a/src/sanity/schemas/index.ts b/src/sanity/schemas/index.ts
new file mode 100644
index 0000000..9d6ca6f
--- /dev/null
+++ b/src/sanity/schemas/index.ts
@@ -0,0 +1,5 @@
+import { postSchema } from './post'
+import { pageSchema } from './page'
+import { theaterHomepageSchema } from './theaterHomepage'
+
+export const schemaTypes = [postSchema, pageSchema, theaterHomepageSchema]
diff --git a/src/sanity/schemas/page.ts b/src/sanity/schemas/page.ts
new file mode 100644
index 0000000..f5c3188
--- /dev/null
+++ b/src/sanity/schemas/page.ts
@@ -0,0 +1,33 @@
+import { defineType, defineField } from 'sanity'
+
+export const pageSchema = defineType({
+  name: 'page',
+  title: 'Pages',
+  type: 'document',
+  fields: [
+    defineField({
+      name: 'title',
+      title: 'Title',
+      type: 'string',
+      validation: (r) => r.required(),
+    }),
+    defineField({
+      name: 'slug',
+      title: 'Slug',
+      type: 'slug',
+      options: { source: 'title' },
+    }),
+    defineField({
+      name: 'description',
+      title: 'Description',
+      type: 'string',
+    }),
+    defineField({
+      name: 'body',
+      title: 'Content',
+      type: 'array',
+      of: [{ type: 'block' }],
+      validation: (r) => r.required(),
+    }),
+  ],
+})
diff --git a/src/sanity/schemas/post.ts b/src/sanity/schemas/post.ts
new file mode 100644
index 0000000..b0da0c0
--- /dev/null
+++ b/src/sanity/schemas/post.ts
@@ -0,0 +1,47 @@
+import { defineType, defineField } from 'sanity'
+
+export const postSchema = defineType({
+  name: 'post',
+  title: 'Blog Posts',
+  type: 'document',
+  fields: [
+    defineField({
+      name: 'title',
+      title: 'Title',
+      type: 'string',
+      validation: (r) => r.required(),
+    }),
+    defineField({
+      name: 'slug',
+      title: 'Slug',
+      type: 'slug',
+      options: { source: 'title' },
+      validation: (r) => r.required(),
+    }),
+    defineField({
+      name: 'date',
+      title: 'Publication Date',
+      type: 'datetime',
+      validation: (r) => r.required(),
+    }),
+    defineField({
+      name: 'excerpt',
+      title: 'Excerpt',
+      type: 'string',
+      validation: (r) => r.required(),
+    }),
+    defineField({
+      name: 'coverImage',
+      title: 'Cover Image',
+      type: 'image',
+      options: { hotspot: true },
+    }),
+    defineField({
+      name: 'body',
+      title: 'Body',
+      type: 'array',
+      of: [{ type: 'block' }, { type: 'image' }],
+      validation: (r) => r.required(),
+    }),
+  ],
+})
diff --git a/src/sanity/schemas/theaterHomepage.ts b/src/sanity/schemas/theaterHomepage.ts
new file mode 100644
index 0000000..3a37c65
--- /dev/null
+++ b/src/sanity/schemas/theaterHomepage.ts
@@ -0,0 +1,173 @@
+import { defineType, defineField, defineArrayMember } from 'sanity'
+
+export const theaterHomepageSchema = defineType({
+  name: 'theaterHomepage',
+  title: 'Theater Homepage',
+  type: 'document',
+  // Singleton: disable create/delete — only update and publish
+  __experimental_actions: ['update', 'publish'],
+  fields: [
+    defineField({
+      name: 'title',
+      title: 'Page Title',
+      type: 'string',
+    }),
+
+    // Hero Section
+    defineField({
+      name: 'hero',
+      title: 'Hero Section',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'subtitle_de', title: 'Subtitle (German)', type: 'text' }),
+        defineField({ name: 'subtitle_en', title: 'Subtitle (English)', type: 'text' }),
+      ],
+    }),
+
+    // Section 1: Das Projekt / The Project
+    defineField({
+      name: 'projekt',
+      title: 'Section 1: Das Projekt / The Project',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+      ],
+    }),
+
+    // Section 2: Wer steckt dahinter / Who's Behind It
+    defineField({
+      name: 'team',
+      title: "Section 2: Wer steckt dahinter / Who's Behind It",
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({
+          name: 'organizations',
+          title: 'Organizations',
+          type: 'array',
+          of: [
+            defineArrayMember({
+              type: 'object',
+              fields: [
+                defineField({ name: 'name', title: 'Name', type: 'string' }),
+                defineField({ name: 'role_de', title: 'Role (German)', type: 'string' }),
+                defineField({ name: 'role_en', title: 'Role (English)', type: 'string' }),
+                defineField({ name: 'logo', title: 'Logo', type: 'image', options: { hotspot: false } }),
+                defineField({ name: 'url', title: 'Website URL', type: 'url' }),
+              ],
+            }),
+          ],
+        }),
+      ],
+    }),
+
+    // Section 3: Das Stück / The Play
+    defineField({
+      name: 'stueck',
+      title: 'Section 3: Das Stück / The Play',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+      ],
+    }),
+
+    // Section 4: Mitwirkung / Participation
+    defineField({
+      name: 'mitwirkung',
+      title: 'Section 4: Mitwirkung / Participation',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'director_name', title: 'Director Name', type: 'string' }),
+        defineField({ name: 'director_email', title: 'Director Email', type: 'string' }),
+        defineField({ name: 'director_phone', title: 'Director Phone', type: 'string' }),
+      ],
+    }),
+
+    // Section 5: Termine / Schedule
+    defineField({
+      name: 'termine',
+      title: 'Section 5: Termine / Schedule',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({
+          name: 'events',
+          title: 'Events',
+          type: 'array',
+          of: [
+            defineArrayMember({
+              type: 'object',
+              fields: [
+                defineField({ name: 'title_de', title: 'Event Title (German)', type: 'string' }),
+                defineField({ name: 'title_en', title: 'Event Title (English)', type: 'string' }),
+                defineField({ name: 'date', title: 'Date / Period', type: 'string' }),
+                defineField({ name: 'description_de', title: 'Description (German)', type: 'text' }),
+                defineField({ name: 'description_en', title: 'Description (English)', type: 'text' }),
+              ],
+            }),
+          ],
+        }),
+      ],
+    }),
+
+    // Section 6: Presse / Press
+    defineField({
+      name: 'presse',
+      title: 'Section 6: Presse / Press',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+      ],
+    }),
+
+    // Section 7: Foto Galerie / Photo Gallery
+    defineField({
+      name: 'gallery',
+      title: 'Section 7: Foto Galerie / Photo Gallery',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({
+          name: 'images',
+          title: 'Gallery Images',
+          type: 'array',
+          of: [{ type: 'image' }],
+        }),
+      ],
+    }),
+
+    // Section 8: Tickets
+    defineField({
+      name: 'tickets',
+      title: 'Section 8: Tickets',
+      type: 'object',
+      fields: [
+        defineField({ name: 'title_de', title: 'Title (German)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'title_en', title: 'Title (English)', type: 'string', validation: (r) => r.required() }),
+        defineField({ name: 'content_de', title: 'Content (German)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'content_en', title: 'Content (English)', type: 'array', of: [{ type: 'block' }] }),
+        defineField({ name: 'ticket_url', title: 'Ticket Purchase URL', type: 'url' }),
+      ],
+    }),
+  ],
+})