diff --git a/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml b/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml
deleted file mode 100644
index bea23f4..0000000
--- a/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml
+++ /dev/null
@@ -1,32 +0,0 @@
-@page
-@model DXApp.TemplateKitProject.Pages.Invoices.DocumentViewerDevExpressModel
-@{
-    ViewData["Title"] = "DevExpress Document Viewer";
-}
-
-@* Dev: Für schnelle Tests verwenden wir die CDN-Assets.
-   In Production bitte lokal hosten und Lizenz einbinden. *@
-<link rel="stylesheet" href="https://cdn3.devexpress.com/jslib/25.2.7/css/dx.common.css" />
-<link rel="stylesheet" href="https://cdn3.devexpress.com/jslib/25.2.7/css/dx.light.css" />
-<script src="https://cdn3.devexpress.com/jslib/25.2.7/js/dx.all.js"></script>
-<script src="https://cdn3.devexpress.com/jslib/25.2.7/js/dx.aspnet.data.js"></script>
-
-<div class="container-fluid" style="height:100vh; padding:0;">
-    <div class="d-flex align-items-center justify-content-between p-3 border-bottom">
-        <h5 class="m-0">DevExpress Viewer — Rechnung @Model.Id</h5>
-        <div>
-            <a class="btn btn-secondary me-2" href="/Invoices">Zurück zur Übersicht</a>
-            <a class="btn btn-outline-secondary" href="/Invoices/DocumentViewer?id=@Model.Id">Baseline Viewer</a>
-        </div>
-    </div>
-
-    <div style="height:calc(100vh - 64px);">
-        @* KORRIGIERTE SYNTAX: Der WebDocumentViewer-Helper wird direkt aufgerufen. *@
-        @(Html.DevExpress().WebDocumentViewer()
-                .Name("WebDocumentViewer")
-                .Height("100%")
-                .Width("100%")
-                .Bind(Model.ReportKey)
-                )
-    </div>
-</div>
\ No newline at end of file
diff --git a/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml.cs b/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml.cs
deleted file mode 100644
index 7b37ed8..0000000
--- a/DXApp.TemplateKitProject/Pages/Invoices/DocumentViewerDevExpress.cshtml.cs
+++ /dev/null
@@ -1,16 +0,0 @@
-using Microsoft.AspNetCore.Mvc;
-using Microsoft.AspNetCore.Mvc.RazorPages;
-
-namespace DXApp.TemplateKitProject.Pages.Invoices;
-
-public class DocumentViewerDevExpressModel : PageModel
-{
-    [BindProperty(SupportsGet = true)]
-    public int Id { get; set; }
-
-    public string ReportKey => $"invoice-{Id}";
-
-    public void OnGet()
-    {
-    }
-}
\ No newline at end of file
diff --git a/DXApp.TemplateKitProject/Pages/_ViewImports.cshtml b/DXApp.TemplateKitProject/Pages/_ViewImports.cshtml
index ed29e42..7c41214 100644
--- a/DXApp.TemplateKitProject/Pages/_ViewImports.cshtml
+++ b/DXApp.TemplateKitProject/Pages/_ViewImports.cshtml
@@ -1,10 +1,4 @@
 @using DXApp.TemplateKitProject
-@using DXApp.TemplateKitProject.Pages
 @namespace DXApp.TemplateKitProject.Pages
 @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
-
-@* --- DevExpress & DevExtreme Integration --- *@
-@using DevExpress.AspNetCore
-@using DevExpress.AspNetCore.Reporting
 @using DevExtreme.AspNet.Mvc
-@addTagHelper *, DevExtreme.AspNet.Core
\ No newline at end of file