diff --git a/eslint.config.js b/eslint.config.js
index a136d22..f7345fd 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -38,7 +38,17 @@ export default [
         },
     },
     {
-        ignores: ['vendor', 'node_modules', 'public', 'bootstrap/ssr', 'tailwind.config.js'],
+        ignores: [
+            'vendor',
+            'node_modules',
+            'public',
+            'bootstrap/ssr',
+            'tailwind.config.js',
+            'docs/site/**',
+            'docs/site/.docusaurus/**',
+            'docs/site/build/**',
+            'i18next-scanner.config.js',
+        ],
     },
     prettier, // Turn off all rules that might conflict with Prettier
 ];
diff --git a/resources/js/admin/api.ts b/resources/js/admin/api.ts
index a3c97f5..8b4eb51 100644
--- a/resources/js/admin/api.ts
+++ b/resources/js/admin/api.ts
@@ -3,7 +3,7 @@ import { ApiError, emitApiErrorEvent } from './lib/apiError';
 import type { EventLimitSummary } from './lib/limitWarnings';
 import i18n from './i18n';
 
-type JsonValue = Record<string, any>;
+type JsonValue = Record<string, unknown>;
 
 export type TenantAccountProfile = {
   id: number;
diff --git a/resources/js/admin/components/tenant/stat-carousel.tsx b/resources/js/admin/components/tenant/stat-carousel.tsx
index 7111518..89b0ca3 100644
--- a/resources/js/admin/components/tenant/stat-carousel.tsx
+++ b/resources/js/admin/components/tenant/stat-carousel.tsx
@@ -1,5 +1,4 @@
 import React from 'react';
-import { cn } from '@/lib/utils';
 
 interface StatItem {
   key: string;
diff --git a/resources/js/admin/context/EventContext.tsx b/resources/js/admin/context/EventContext.tsx
index 72c5253..e78dcdf 100644
--- a/resources/js/admin/context/EventContext.tsx
+++ b/resources/js/admin/context/EventContext.tsx
@@ -44,7 +44,7 @@ export function EventProvider({ children }: { children: React.ReactNode }) {
     initialData: [],
   });
 
-  const events = authReady ? fetchedEvents : [];
+  const events = React.useMemo(() => (authReady ? fetchedEvents : []), [authReady, fetchedEvents]);
   const isLoading = authReady ? queryLoading : status === 'loading';
 
   React.useEffect(() => {
diff --git a/resources/js/admin/onboarding/pages/WelcomeOrderSummaryPage.tsx b/resources/js/admin/onboarding/pages/WelcomeOrderSummaryPage.tsx
index e9161f5..24d3928 100644
--- a/resources/js/admin/onboarding/pages/WelcomeOrderSummaryPage.tsx
+++ b/resources/js/admin/onboarding/pages/WelcomeOrderSummaryPage.tsx
@@ -148,9 +148,12 @@ export default function WelcomeOrderSummaryPage() {
   const packagesState = useTenantPackages();
   const { t, i18n } = useTranslation("onboarding");
   const locale = i18n.language?.startsWith("en") ? "en-GB" : "de-DE";
-  const { currencyFormatter, dateFormatter } = useLocaleFormats(locale);
+  const { currencyFormatter } = useLocaleFormats(locale);
 
-  const packageIdFromState = typeof location.state === "object" ? (location.state as any)?.packageId : undefined;
+  const packageIdFromState =
+    typeof location.state === "object" && location.state !== null && "packageId" in location.state
+      ? (location.state as { packageId?: number | string | null }).packageId
+      : undefined;
   const selectedPackageId = progress.selectedPackage?.id ?? packageIdFromState ?? null;
 
   React.useEffect(() => {
diff --git a/resources/js/admin/pages/EngagementPage.tsx b/resources/js/admin/pages/EngagementPage.tsx
index 486991a..b3735a6 100644
--- a/resources/js/admin/pages/EngagementPage.tsx
+++ b/resources/js/admin/pages/EngagementPage.tsx
@@ -6,10 +6,8 @@ import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
 import { Button } from '@/components/ui/button';
 
 import { AdminLayout } from '../components/AdminLayout';
-import { CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import {
   TenantHeroCard,
-  TenantOnboardingChecklistCard,
   FrostedSurface,
   tenantHeroPrimaryButtonClass,
   tenantHeroSecondaryButtonClass,
diff --git a/resources/js/admin/pages/EventDetailPage.tsx b/resources/js/admin/pages/EventDetailPage.tsx
index fde9e1f..56eb1f7 100644
--- a/resources/js/admin/pages/EventDetailPage.tsx
+++ b/resources/js/admin/pages/EventDetailPage.tsx
@@ -327,7 +327,7 @@ const shownWarningToasts = React.useRef<Set<string>>(new Set());
                         scope={warning.scope as 'photos' | 'guests' | 'gallery'}
                         onCheckout={(key) => { void handleAddonPurchase(warning.scope as 'photos' | 'guests' | 'gallery', key); }}
                         busy={addonBusyId === warning.scope}
-                        t={(key, fallback) => t(key as any, fallback)}
+                        t={(key, fallback) => t(key, fallback)}
                       />
                     ) : null}
                   </div>
diff --git a/resources/js/admin/pages/EventInvitesPage.tsx b/resources/js/admin/pages/EventInvitesPage.tsx
index 6a57a6e..f6d4476 100644
--- a/resources/js/admin/pages/EventInvitesPage.tsx
+++ b/resources/js/admin/pages/EventInvitesPage.tsx
@@ -452,8 +452,8 @@ export default function EventInvitesPage(): React.ReactElement {
   const exportLogo = effectiveCustomization?.logo_data_url ?? effectiveCustomization?.logo_url ?? null;
   const exportQr = selectedInvite?.qr_code_data_url ?? null;
 
-  const handlePreviewSelect = React.useCallback((_id: string | null) => undefined, []);
-  const handlePreviewChange = React.useCallback((_id: string, _patch: Partial<LayoutElement>) => undefined, []);
+  const handlePreviewSelect = React.useCallback(() => undefined, []);
+  const handlePreviewChange = React.useCallback(() => undefined, []);
 
   const handleCustomizerDraftChange = React.useCallback((draft: QrLayoutCustomization | null) => {
     setCustomizerDraft((previous) => {
@@ -865,7 +865,7 @@ export default function EventInvitesPage(): React.ReactElement {
                       scope="guests"
                       onCheckout={(key) => { void handleAddonPurchase(key); }}
                       busy={addonBusy === 'guests'}
-                      t={(key, fallback) => t(key as any, fallback)}
+                      t={(key, fallback) => t(key, fallback)}
                     />
                   </div>
                 ) : null}
@@ -882,7 +882,7 @@ export default function EventInvitesPage(): React.ReactElement {
             <CardDescription>{t('events.sections.addons.description', 'Zusätzliche Kontingente für dieses Event.')}</CardDescription>
           </CardHeader>
           <CardContent>
-            <AddonSummaryList addons={state.event.addons} t={(key, fallback) => t(key as any, fallback)} />
+            <AddonSummaryList addons={state.event.addons} t={(key, fallback) => t(key, fallback)} />
           </CardContent>
         </Card>
       ) : null}
diff --git a/resources/js/admin/pages/EventPhotosPage.tsx b/resources/js/admin/pages/EventPhotosPage.tsx
index 98d11de..9b7314f 100644
--- a/resources/js/admin/pages/EventPhotosPage.tsx
+++ b/resources/js/admin/pages/EventPhotosPage.tsx
@@ -13,14 +13,14 @@ import { getAddonCatalog, getEvent, type EventAddonCatalogItem, type EventAddonS
 import { AdminLayout } from '../components/AdminLayout';
 import { createEventAddonCheckout, deletePhoto, featurePhoto, getEventPhotos, TenantPhoto, unfeaturePhoto } from '../api';
 import { isAuthError } from '../auth/tokens';
-import { getApiErrorMessage, isApiError } from '../lib/apiError';
+import { getApiErrorMessage } from '../lib/apiError';
 import { buildLimitWarnings, type EventLimitSummary } from '../lib/limitWarnings';
 import { useTranslation } from 'react-i18next';
 import { ADMIN_EVENTS_PATH, ADMIN_EVENT_VIEW_PATH } from '../constants';
 
 export default function EventPhotosPage() {
   const params = useParams<{ slug?: string }>();
-  const [searchParams] = useSearchParams();
+  const [searchParams, setSearchParams] = useSearchParams();
   const slug = params.slug ?? searchParams.get('slug') ?? null;
   const navigate = useNavigate();
   const { t } = useTranslation('management');
@@ -36,8 +36,6 @@ export default function EventPhotosPage() {
   const [busyId, setBusyId] = React.useState<number | null>(null);
   const [limits, setLimits] = React.useState<EventLimitSummary | null>(null);
   const [addons, setAddons] = React.useState<EventAddonCatalogItem[]>([]);
-  const [catalogError, setCatalogError] = React.useState<string | undefined>(undefined);
-  //const [searchParams, setSearchParams] = React.useState(() => new URLSearchParams(window.location.search));
   const [eventAddons, setEventAddons] = React.useState<EventAddonSummary[]>([]);
 
   const load = React.useCallback(async () => {
@@ -57,7 +55,6 @@ export default function EventPhotosPage() {
       setLimits(photoResult.limits ?? null);
       setEventAddons(eventData.addons ?? []);
       setAddons(catalog);
-      setCatalogError(undefined);
     } catch (err) {
       if (!isAuthError(err)) {
         setError(getApiErrorMessage(err, 'Fotos konnten nicht geladen werden.'));
@@ -81,7 +78,7 @@ export default function EventPhotosPage() {
       setSearchParams(params);
       navigate(window.location.pathname, { replace: true });
     }
-  }, [searchParams, slug, load, navigate, translateLimits]);
+  }, [searchParams, slug, load, navigate, translateLimits, setSearchParams]);
 
   async function handleToggleFeature(photo: TenantPhoto) {
     if (!slug) return;
@@ -162,7 +159,7 @@ export default function EventPhotosPage() {
             <CardDescription>{t('events.sections.addons.description', 'Zusätzliche Kontingente für dieses Event.')}</CardDescription>
           </CardHeader>
           <CardContent>
-            <AddonSummaryList addons={eventAddons} t={(key, fallback) => t(key as any, fallback)} />
+            <AddonSummaryList addons={eventAddons} t={(key, fallback) => t(key, fallback)} />
           </CardContent>
         </Card>
       )}
diff --git a/resources/js/admin/pages/EventsPage.tsx b/resources/js/admin/pages/EventsPage.tsx
index 382e1ba..f04bc9e 100644
--- a/resources/js/admin/pages/EventsPage.tsx
+++ b/resources/js/admin/pages/EventsPage.tsx
@@ -33,7 +33,7 @@ import {
   ADMIN_EVENT_INVITES_PATH,
   ADMIN_EVENT_TOOLKIT_PATH,
 } from '../constants';
-import { buildLimitWarnings, type EventLimitSummary } from '../lib/limitWarnings';
+import { buildLimitWarnings } from '../lib/limitWarnings';
 import { useTranslation } from 'react-i18next';
 
 export default function EventsPage() {
@@ -57,7 +57,7 @@ export default function EventsPage() {
         setLoading(false);
       }
     })();
-  }, []);
+  }, [t]);
 
   const translateManagement = React.useCallback(
     (key: string, fallback?: string, options?: Record<string, unknown>) =>
diff --git a/resources/js/admin/pages/FaqPage.tsx b/resources/js/admin/pages/FaqPage.tsx
index 414c1c1..a1b26cb 100644
--- a/resources/js/admin/pages/FaqPage.tsx
+++ b/resources/js/admin/pages/FaqPage.tsx
@@ -239,7 +239,7 @@ function formatDate(value: string, language: string | undefined): string {
       month: 'short',
       year: 'numeric',
     });
-  } catch (error) {
+  } catch {
     return value;
   }
 }
diff --git a/resources/js/admin/pages/LoginPage.tsx b/resources/js/admin/pages/LoginPage.tsx
index 8fccd3b..4ee7fd5 100644
--- a/resources/js/admin/pages/LoginPage.tsx
+++ b/resources/js/admin/pages/LoginPage.tsx
@@ -10,7 +10,7 @@ import { Label } from '@/components/ui/label';
 
 import { useAuth } from '../auth/context';
 import { ADMIN_DEFAULT_AFTER_LOGIN_PATH, ADMIN_EVENTS_PATH } from '../constants';
-import { encodeReturnTo, resolveReturnTarget } from '../lib/returnTo';
+import { resolveReturnTarget } from '../lib/returnTo';
 import { useMutation } from '@tanstack/react-query';
 
 type LoginResponse = {
diff --git a/resources/js/admin/pages/TasksPage.tsx b/resources/js/admin/pages/TasksPage.tsx
index 619eae0..654d267 100644
--- a/resources/js/admin/pages/TasksPage.tsx
+++ b/resources/js/admin/pages/TasksPage.tsx
@@ -352,7 +352,6 @@ export function TasksSection({ embedded = false, onNavigateToCollections }: Task
 
 export default function TasksPage() {
   const navigate = useNavigate();
-  const { t } = useTranslation('management');
   const { t: tc } = useTranslation('common');
   return (
     <AdminLayout
diff --git a/resources/js/admin/pages/WelcomeTeaserPage.tsx b/resources/js/admin/pages/WelcomeTeaserPage.tsx
index db6c4ad..b50b1f3 100644
--- a/resources/js/admin/pages/WelcomeTeaserPage.tsx
+++ b/resources/js/admin/pages/WelcomeTeaserPage.tsx
@@ -10,7 +10,6 @@ import {
   ShieldCheck,
   Sparkles,
   SunMedium,
-  Users,
   Wand2,
 } from 'lucide-react';
 import { Button } from '@/components/ui/button';
diff --git a/resources/js/admin/pages/components/InviteLayoutCustomizerPanel.tsx b/resources/js/admin/pages/components/InviteLayoutCustomizerPanel.tsx
index 4c3f02b..62d97cc 100644
--- a/resources/js/admin/pages/components/InviteLayoutCustomizerPanel.tsx
+++ b/resources/js/admin/pages/components/InviteLayoutCustomizerPanel.tsx
@@ -1561,37 +1561,34 @@ export function InviteLayoutCustomizerPanel({
 
   const highlightedElementId = activeElementId ?? inspectorElementId;
 
-  const renderResponsiveSection = React.useCallback(
-    (id: string, title: string, description: string, content: React.ReactNode) => {
-      const body = <div className="space-y-4">{content}</div>;
-
-      if (!isCompact) {
-        return (
-          <section key={id} className="space-y-4 rounded-2xl border border-border bg-[var(--tenant-surface)] p-5 shadow-sm transition-colors">
-            <header className="space-y-1">
-              <h3 className="text-sm font-semibold uppercase tracking-wide text-muted-foreground">{title}</h3>
-              {description ? <p className="text-xs text-muted-foreground">{description}</p> : null}
-            </header>
-            {body}
-          </section>
-        );
-      }
+  const renderResponsiveSection = (id: string, title: string, description: string, content: React.ReactNode) => {
+    const body = <div className="space-y-4">{content}</div>;
 
+    if (!isCompact) {
       return (
-        <Collapsible key={id} defaultOpen className="rounded-2xl border border-border bg-[var(--tenant-surface)] p-3 shadow-sm transition-colors">
-          <CollapsibleTrigger type="button" className="flex w-full items-center justify-between gap-3 text-left">
-            <div className="space-y-1">
-              <h3 className="text-sm font-semibold uppercase tracking-wide text-muted-foreground">{title}</h3>
-              {description ? <p className="text-xs text-muted-foreground">{description}</p> : null}
-            </div>
-            <ChevronDown className="h-4 w-4 shrink-0 text-muted-foreground transition-transform data-[state=open]:rotate-180" />
-          </CollapsibleTrigger>
-          <CollapsibleContent className="pt-4">{body}</CollapsibleContent>
-        </Collapsible>
+        <section key={id} className="space-y-4 rounded-2xl border border-border bg-[var(--tenant-surface)] p-5 shadow-sm transition-colors">
+          <header className="space-y-1">
+            <h3 className="text-sm font-semibold uppercase tracking-wide text-muted-foreground">{title}</h3>
+            {description ? <p className="text-xs text-muted-foreground">{description}</p> : null}
+          </header>
+          {body}
+        </section>
       );
-    },
-    [isCompact]
-  );
+    }
+
+    return (
+      <Collapsible key={id} defaultOpen className="rounded-2xl border border-border bg-[var(--tenant-surface)] p-3 shadow-sm transition-colors">
+        <CollapsibleTrigger type="button" className="flex w-full items-center justify-between gap-3 text-left">
+          <div className="space-y-1">
+            <h3 className="text-sm font-semibold uppercase tracking-wide text-muted-foreground">{title}</h3>
+            {description ? <p className="text-xs text-muted-foreground">{description}</p> : null}
+          </div>
+          <ChevronDown className="h-4 w-4 shrink-0 text-muted-foreground transition-transform data-[state=open]:rotate-180" />
+        </CollapsibleTrigger>
+        <CollapsibleContent className="pt-4">{body}</CollapsibleContent>
+      </Collapsible>
+    );
+  };
 
   return (
     <div className="space-y-4">
diff --git a/resources/js/admin/pages/components/invite-layout/DesignerCanvas.tsx b/resources/js/admin/pages/components/invite-layout/DesignerCanvas.tsx
index 39264ef..9565fc5 100644
--- a/resources/js/admin/pages/components/invite-layout/DesignerCanvas.tsx
+++ b/resources/js/admin/pages/components/invite-layout/DesignerCanvas.tsx
@@ -6,7 +6,6 @@ import {
   CANVAS_WIDTH,
   LayoutElement,
   clamp,
-  LayoutElementType,
 } from './schema';
 
 type DesignerCanvasProps = {
@@ -23,7 +22,6 @@ type DesignerCanvasProps = {
   qrCodeDataUrl: string | null;
   logoDataUrl: string | null;
   scale?: number;
-  layoutKey?: string;
   readOnly?: boolean;
 };
 
@@ -43,7 +41,6 @@ export function DesignerCanvas({
   qrCodeDataUrl,
   logoDataUrl,
   scale = 1,
-  layoutKey,
   readOnly = false,
 }: DesignerCanvasProps): React.JSX.Element {
   const canvasElementRef = React.useRef<HTMLCanvasElement | null>(null);
@@ -170,10 +167,6 @@ export function DesignerCanvas({
 
     return () => {
       const timeoutId = window.setTimeout(() => {
-        if (disposeTokenRef.current !== disposeToken) {
-          return;
-        }
-
         destroyCanvas(canvas);
         pendingTimeoutRef.current = null;
         pendingDisposeRef.current = null;
@@ -216,8 +209,8 @@ export function DesignerCanvas({
       onSelect(active.elementId);
     };
 
-    const handleSelectionCleared = (event?: unknown) => {
-      const pointerEvent = event as { e?: MouseEvent } | undefined;
+    const handleSelectionCleared = (event?: fabric.IEvent<MouseEvent>) => {
+      const pointerEvent = event?.e;
       if (readOnly) {
         return;
       }
@@ -229,11 +222,11 @@ export function DesignerCanvas({
       onSelect(null);
     };
 
-    const handleObjectModified = (e: any) => {
+    const handleObjectModified = (event: fabric.IEvent<MouseEvent>) => {
       if (readOnly) {
         return;
       }
-      const target = e.target as FabricObjectWithId | undefined;
+      const target = event.target as FabricObjectWithId | undefined;
       if (!target || typeof target.elementId !== 'string') {
         return;
       }
@@ -312,7 +305,7 @@ export function DesignerCanvas({
     canvas.on('selection:cleared', handleSelectionCleared);
     canvas.on('object:modified', handleObjectModified);
 
-    const handleEditingExited = (event: { target?: FabricObjectWithId & { text?: string } }) => {
+    const handleEditingExited = (event: fabric.IEvent<MouseEvent> & { target?: FabricObjectWithId & { text?: string } }) => {
       if (readOnly) {
         return;
       }
@@ -327,14 +320,14 @@ export function DesignerCanvas({
       canvas.requestRenderAll();
     };
 
-    (canvas as any).on('editing:exited', handleEditingExited);
+    canvas.on('editing:exited', handleEditingExited);
 
     return () => {
       canvas.off('selection:created', handleSelection);
       canvas.off('selection:updated', handleSelection);
       canvas.off('selection:cleared', handleSelectionCleared);
       canvas.off('object:modified', handleObjectModified);
-      (canvas as any).off('editing:exited', handleEditingExited);
+      canvas.off('editing:exited', handleEditingExited);
     };
   }, [onChange, onSelect, readOnly]);
 
@@ -702,7 +695,9 @@ export async function createFabricObject({
           padding: 0, // No padding to fix large frame
         });
         if (qrImage) {
-          (qrImage as any).uniformScaling = true; // Lock aspect ratio
+          if (qrImage instanceof fabric.Image) {
+            qrImage.uniformScaling = true; // Lock aspect ratio
+          }
           qrImage.lockScalingFlip = true;
           qrImage.padding = 0;
           qrImage.cornerColor = 'transparent';
@@ -801,7 +796,7 @@ export async function loadImageObject(
   options?: { objectFit?: 'contain' | 'cover'; shadow?: string; padding?: number },
   abortSignal?: AbortSignal,
 ): Promise<fabric.Object | null> {
-  return new Promise((resolve, reject) => {
+  return new Promise((resolve) => {
     let resolved = false;
     const resolveSafely = (value: fabric.Object | null) => {
       if (resolved) {
diff --git a/resources/js/admin/pages/components/invite-layout/schema.ts b/resources/js/admin/pages/components/invite-layout/schema.ts
index b0840b9..6ab1e07 100644
--- a/resources/js/admin/pages/components/invite-layout/schema.ts
+++ b/resources/js/admin/pages/components/invite-layout/schema.ts
@@ -1,5 +1,18 @@
- // import type { EventQrInviteLayout } from '../../api'; // Temporär deaktiviert wegen Modul-Fehler; definiere lokal falls nötig
-type EventQrInviteLayout = any; // Placeholder für Typ, bis Pfad gefixt
+// import type { EventQrInviteLayout } from '../../api'; // Temporär deaktiviert wegen Modul-Fehler; definiere lokal falls nötig
+type EventQrInviteLayout = {
+  id: string;
+  name?: string;
+  description?: string | null;
+  subtitle?: string | null;
+  preview?: {
+    background?: string | null;
+    background_gradient?: { angle?: number; stops?: string[] } | null;
+    accent?: string | null;
+    text?: string | null;
+    qr_size_px?: number | null;
+  } | null;
+  formats?: string[];
+};
 
 export const CANVAS_WIDTH = 1240;
 export const CANVAS_HEIGHT = 1754;
diff --git a/resources/js/admin/router.tsx b/resources/js/admin/router.tsx
index fec91d1..91319ad 100644
--- a/resources/js/admin/router.tsx
+++ b/resources/js/admin/router.tsx
@@ -5,8 +5,6 @@ import {
   ADMIN_BASE_PATH,
   ADMIN_DEFAULT_AFTER_LOGIN_PATH,
   ADMIN_EVENTS_PATH,
-  ADMIN_HOME_PATH,
-  ADMIN_LOGIN_PATH,
   ADMIN_LOGIN_START_PATH,
   ADMIN_PUBLIC_LANDING_PATH,
 } from './constants';
diff --git a/resources/js/app.tsx b/resources/js/app.tsx
index 89822d5..78dd19c 100644
--- a/resources/js/app.tsx
+++ b/resources/js/app.tsx
@@ -20,15 +20,16 @@ createInertiaApp({
         resolvePageComponent(
             `./pages/${name}.tsx`,
             import.meta.glob('./pages/**/*.tsx')
-        ).then((page: any) => {
-            if (page?.default) {
-                const Component = page.default;
+        ).then((page) => {
+            const resolved = page as { default?: { layout?: (page: React.ReactNode) => React.ReactNode } };
+            if (resolved?.default) {
+                const Component = resolved.default;
                 if (!Component.layout) {
-                    Component.layout = (page: React.ReactNode) => <AppLayout>{page}</AppLayout>;
+                    Component.layout = (node: React.ReactNode) => <AppLayout>{node}</AppLayout>;
                 }
             }
 
-            return page;
+            return resolved;
         }),
     setup({ el, App, props }) {
         const root = createRoot(el);
diff --git a/resources/js/components/analytics/MatomoTracker.tsx b/resources/js/components/analytics/MatomoTracker.tsx
index 12a3ba8..b9d2ea4 100644
--- a/resources/js/components/analytics/MatomoTracker.tsx
+++ b/resources/js/components/analytics/MatomoTracker.tsx
@@ -10,7 +10,9 @@ export type MatomoConfig = {
 
 declare global {
   interface Window {
-    _paq?: any[];
+    _paq?: Array<[string, ...unknown[]]>;
+    __matomoInitialized?: boolean;
+    __CSP_NONCE?: string;
   }
 }
 
@@ -19,7 +21,7 @@ interface MatomoTrackerProps {
 }
 
 const MatomoTracker: React.FC<MatomoTrackerProps> = ({ config }) => {
-  const page = usePage();
+  const page = usePage<{ security?: { csp?: { scriptNonce?: string } } }>();
   const { hasConsent } = useConsent();
   const scriptNonce = (page.props.security as { csp?: { scriptNonce?: string } } | undefined)?.csp?.scriptNonce;
   const analyticsConsent = hasConsent('analytics');
@@ -38,14 +40,14 @@ const MatomoTracker: React.FC<MatomoTrackerProps> = ({ config }) => {
       if (window._paq) {
         window._paq.length = 0;
       }
-      delete (window as any).__matomoInitialized;
+      delete window.__matomoInitialized;
       return;
     }
 
     window._paq = window._paq || [];
     const { _paq } = window;
 
-    if (!(window as any).__matomoInitialized) {
+    if (!window.__matomoInitialized) {
       _paq.push(['setTrackerUrl', `${base}/matomo.php`]);
       _paq.push(['setSiteId', config.siteId]);
       _paq.push(['disableCookies']);
@@ -58,8 +60,8 @@ const MatomoTracker: React.FC<MatomoTrackerProps> = ({ config }) => {
         script.dataset.matomo = base;
         if (scriptNonce) {
           script.setAttribute('nonce', scriptNonce);
-        } else if (typeof window !== 'undefined' && (window as any).__CSP_NONCE) {
-          script.setAttribute('nonce', (window as any).__CSP_NONCE);
+        } else if (typeof window !== 'undefined' && window.__CSP_NONCE) {
+          script.setAttribute('nonce', window.__CSP_NONCE);
         } else {
           const metaNonce = document
             .querySelector('meta[name="csp-nonce"]')
@@ -72,9 +74,9 @@ const MatomoTracker: React.FC<MatomoTrackerProps> = ({ config }) => {
         document.body.appendChild(script);
       }
 
-      (window as any).__matomoInitialized = true;
+      window.__matomoInitialized = true;
     }
-  }, [config, analyticsConsent]);
+  }, [config, analyticsConsent, scriptNonce]);
 
   useEffect(() => {
     if (
diff --git a/resources/js/components/ui/Steps.tsx b/resources/js/components/ui/Steps.tsx
index e3f66bd..30b8e3a 100644
--- a/resources/js/components/ui/Steps.tsx
+++ b/resources/js/components/ui/Steps.tsx
@@ -1,8 +1,6 @@
 import * as React from "react"
-import { ChevronLeft, ChevronRight } from "lucide-react"
 
 import { cn } from "@/lib/utils"
-import { Button } from "@/components/ui/button"
 
 interface Step {
   id: string
@@ -66,4 +64,4 @@ const Steps = React.forwardRef<HTMLDivElement, StepsProps>(
 )
 Steps.displayName = "Steps"
 
-export { Steps }
\ No newline at end of file
+export { Steps }
diff --git a/resources/js/components/ui/carousel.tsx b/resources/js/components/ui/carousel.tsx
index 39658d8..8c658a9 100644
--- a/resources/js/components/ui/carousel.tsx
+++ b/resources/js/components/ui/carousel.tsx
@@ -10,7 +10,7 @@ import useEmblaCarousel from "embla-carousel-react"
 
 interface CarouselApi {
   slideNodes(): HTMLElement[]
-  on(event: string, listener: (...args: any[]) => void): void
+  on(event: string, listener: (...args: unknown[]) => void): void
   scrollPrev(): void
   scrollNext(): void
   reInit(): void
@@ -18,21 +18,24 @@ interface CarouselApi {
 
 const CarouselContext = React.createContext<CarouselApi | null>(null)
 
-interface CarouselProps {
+type CarouselProps = React.HTMLAttributes<HTMLDivElement> & {
   opts?: {
     align?: "start" | "center" | "end"
     loop?: boolean
   }
-  plugins?: any[]
+  plugins?: unknown[]
   setApi?: (api: CarouselApi) => void
-  [key: string]: any
 }
 
 const Carousel = React.forwardRef<HTMLDivElement, CarouselProps>(
   ({ opts, plugins = [Autoplay()], setApi, className, children, ...props }, ref) => {
     const [api, setApiInternal] = React.useState<CarouselApi | null>(null)
 
-    const [emblaRef] = useEmblaCarousel(opts, plugins)
+    const [emblaRef, emblaApi] = useEmblaCarousel(opts, plugins)
+
+    React.useEffect(() => {
+      setApiInternal(emblaApi ?? null)
+    }, [emblaApi])
 
     React.useEffect(() => {
       if (!api) {
diff --git a/resources/js/components/ui/textarea.tsx b/resources/js/components/ui/textarea.tsx
index 7800927..bf000cf 100644
--- a/resources/js/components/ui/textarea.tsx
+++ b/resources/js/components/ui/textarea.tsx
@@ -2,7 +2,7 @@ import * as React from "react"
 
 import { cn } from "@/lib/utils"
 
-export interface TextareaProps extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {}
+export type TextareaProps = React.TextareaHTMLAttributes<HTMLTextAreaElement>
 
 const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
   ({ className, ...props }, ref) => {
diff --git a/resources/js/guest/components/EmotionPicker.tsx b/resources/js/guest/components/EmotionPicker.tsx
index 35de491..847778f 100644
--- a/resources/js/guest/components/EmotionPicker.tsx
+++ b/resources/js/guest/components/EmotionPicker.tsx
@@ -37,14 +37,17 @@ export default function EmotionPicker({
   const { locale } = useTranslation();
 
   // Fallback emotions (when API not available yet)
-  const fallbackEmotions: Emotion[] = [
-    { id: 1, slug: 'happy', name: 'Glücklich', emoji: '😊' },
-    { id: 2, slug: 'love', name: 'Verliebt', emoji: '❤️' },
-    { id: 3, slug: 'excited', name: 'Aufgeregt', emoji: '🎉' },
-    { id: 4, slug: 'relaxed', name: 'Entspannt', emoji: '😌' },
-    { id: 5, slug: 'sad', name: 'Traurig', emoji: '😢' },
-    { id: 6, slug: 'surprised', name: 'Überrascht', emoji: '😲' },
-  ];
+  const fallbackEmotions = React.useMemo<Emotion[]>(
+    () => [
+      { id: 1, slug: 'happy', name: 'Glücklich', emoji: '😊' },
+      { id: 2, slug: 'love', name: 'Verliebt', emoji: '❤️' },
+      { id: 3, slug: 'excited', name: 'Aufgeregt', emoji: '🎉' },
+      { id: 4, slug: 'relaxed', name: 'Entspannt', emoji: '😌' },
+      { id: 5, slug: 'sad', name: 'Traurig', emoji: '😢' },
+      { id: 6, slug: 'surprised', name: 'Überrascht', emoji: '😲' },
+    ],
+    []
+  );
 
   useEffect(() => {
     if (!eventKey) return;
@@ -79,7 +82,7 @@ export default function EmotionPicker({
     }
 
     fetchEmotions();
-  }, [eventKey, locale]);
+  }, [eventKey, locale, fallbackEmotions]);
 
   const handleEmotionSelect = (emotion: Emotion) => {
     if (onSelect) {
diff --git a/resources/js/guest/components/GalleryPreview.tsx b/resources/js/guest/components/GalleryPreview.tsx
index 00fcf36..0fcb6e3 100644
--- a/resources/js/guest/components/GalleryPreview.tsx
+++ b/resources/js/guest/components/GalleryPreview.tsx
@@ -9,6 +9,20 @@ import { useTranslation } from '../i18n/useTranslation';
 type Props = { token: string };
 
 type PreviewFilter = 'latest' | 'popular' | 'mine' | 'photobooth';
+type PreviewPhoto = {
+  id: number;
+  session_id?: string | null;
+  ingest_source?: string | null;
+  likes_count?: number | null;
+  created_at?: string | null;
+  task_id?: number | null;
+  task_title?: string | null;
+  emotion_id?: number | null;
+  emotion_name?: string | null;
+  thumbnail_path?: string | null;
+  file_path?: string | null;
+  title?: string | null;
+};
 
 export default function GalleryPreview({ token }: Props) {
   const { locale } = useTranslation();
@@ -16,28 +30,29 @@ export default function GalleryPreview({ token }: Props) {
   const [mode, setMode] = React.useState<PreviewFilter>('latest');
 
   const items = React.useMemo(() => {
-    let arr = photos.slice();
+    const typed = photos as PreviewPhoto[];
+    let arr = typed.slice();
     
     // MyPhotos filter (requires session_id matching)
     if (mode === 'mine') {
       const deviceId = getDeviceId();
-      arr = arr.filter((photo: any) => photo.session_id === deviceId);
+      arr = arr.filter((photo) => photo.session_id === deviceId);
     } else if (mode === 'photobooth') {
-      arr = arr.filter((photo: any) => photo.ingest_source === 'photobooth');
+      arr = arr.filter((photo) => photo.ingest_source === 'photobooth');
     }
     
     // Sorting
     if (mode === 'popular') {
-      arr.sort((a: any, b: any) => (b.likes_count ?? 0) - (a.likes_count ?? 0));
+      arr.sort((a, b) => (b.likes_count ?? 0) - (a.likes_count ?? 0));
     } else {
-      arr.sort((a: any, b: any) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
+      arr.sort((a, b) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
     }
     
     return arr.slice(0, 4); // 2x2 = 4 items
   }, [photos, mode]);
 
   // Helper function to generate photo title (must be before return)
-  function getPhotoTitle(photo: any): string {
+  function getPhotoTitle(photo: PreviewPhoto): string {
     if (photo.task_id) {
       return `Task: ${photo.task_title || 'Unbekannte Aufgabe'}`;
     }
@@ -102,7 +117,7 @@ export default function GalleryPreview({ token }: Props) {
       )}
 
       <div className="grid gap-3 sm:grid-cols-2">
-        {items.map((p: any) => (
+        {items.map((p: PreviewPhoto) => (
           <Link
             key={p.id}
             to={`/e/${encodeURIComponent(token)}/gallery?photoId=${p.id}`}
diff --git a/resources/js/guest/components/ToastHost.tsx b/resources/js/guest/components/ToastHost.tsx
index d61e062..1ec5457 100644
--- a/resources/js/guest/components/ToastHost.tsx
+++ b/resources/js/guest/components/ToastHost.tsx
@@ -11,7 +11,7 @@ export function ToastProvider({ children }: { children: React.ReactNode }) {
     setTimeout(() => setList((arr) => arr.filter((x) => x.id !== id)), 3000);
   }, []);
   React.useEffect(() => {
-    const onEvt = (e: any) => push(e.detail);
+    const onEvt = (e: CustomEvent<Omit<Toast, 'id'>>) => push(e.detail);
     window.addEventListener('guest-toast', onEvt);
     return () => window.removeEventListener('guest-toast', onEvt);
   }, [push]);
diff --git a/resources/js/guest/context/EventStatsContext.tsx b/resources/js/guest/context/EventStatsContext.tsx
index 3ae66ae..6dc6906 100644
--- a/resources/js/guest/context/EventStatsContext.tsx
+++ b/resources/js/guest/context/EventStatsContext.tsx
@@ -12,7 +12,7 @@ export function EventStatsProvider({ eventKey, children }: { eventKey: string; c
   const stats = usePollStats(eventKey);
   const value = React.useMemo<EventStatsContextValue>(
     () => ({ eventKey, slug: eventKey, ...stats }),
-    [eventKey, stats.onlineGuests, stats.tasksSolved, stats.latestPhotoAt, stats.loading]
+    [eventKey, stats]
   );
   return <EventStatsContext.Provider value={value}>{children}</EventStatsContext.Provider>;
 }
diff --git a/resources/js/guest/demo/demoMode.ts b/resources/js/guest/demo/demoMode.ts
index dfdd241..d08c013 100644
--- a/resources/js/guest/demo/demoMode.ts
+++ b/resources/js/guest/demo/demoMode.ts
@@ -8,6 +8,13 @@ let enabled = false;
 let originalFetch: typeof window.fetch | null = null;
 const likeState = new Map<number, number>();
 
+declare global {
+  interface Window {
+    __FOTOSPIEL_DEMO__?: boolean;
+    __FOTOSPIEL_DEMO_ACTIVE__?: boolean;
+  }
+}
+
 export function shouldEnableGuestDemoMode(): boolean {
   if (typeof window === 'undefined') {
     return false;
@@ -16,7 +23,7 @@ export function shouldEnableGuestDemoMode(): boolean {
   if (params.get('demo') === '1') {
     return true;
   }
-  if ((window as any).__FOTOSPIEL_DEMO__ === true) {
+  if (window.__FOTOSPIEL_DEMO__ === true) {
     return true;
   }
   const attr = document.documentElement?.dataset?.guestDemo;
@@ -42,7 +49,7 @@ export function enableGuestDemoMode(config: DemoConfig = { fixtures: demoFixture
   };
 
   enabled = true;
-  (window as any).__FOTOSPIEL_DEMO_ACTIVE__ = true;
+  window.__FOTOSPIEL_DEMO_ACTIVE__ = true;
   notifyDemoToast();
 }
 
diff --git a/resources/js/guest/hooks/useGuestTaskProgress.ts b/resources/js/guest/hooks/useGuestTaskProgress.ts
index 15a68bb..d2b178e 100644
--- a/resources/js/guest/hooks/useGuestTaskProgress.ts
+++ b/resources/js/guest/hooks/useGuestTaskProgress.ts
@@ -43,19 +43,6 @@ export function useGuestTaskProgress(eventKey: string | undefined) {
     }
   }, [eventKey]);
 
-  const persist = React.useCallback(
-    (next: number[]) => {
-      if (!eventKey) return;
-      setCompleted(next);
-      try {
-        window.localStorage.setItem(storageKey(eventKey), JSON.stringify(next));
-      } catch (error) {
-        console.warn('Failed to persist task progress', error);
-      }
-    },
-    [eventKey]
-  );
-
   const markCompleted = React.useCallback(
     (taskId: number) => {
       if (!eventKey || !Number.isInteger(taskId)) {
diff --git a/resources/js/guest/lib/image.ts b/resources/js/guest/lib/image.ts
index c48d8d2..e58c6f3 100644
--- a/resources/js/guest/lib/image.ts
+++ b/resources/js/guest/lib/image.ts
@@ -15,7 +15,7 @@ export async function compressPhoto(
   const canvas = createCanvas(width, height);
   const ctx = canvas.getContext('2d');
   if (!ctx) throw new Error('Canvas unsupported');
-  ctx.drawImage(img as any, 0, 0, width, height);
+  ctx.drawImage(img, 0, 0, width, height);
 
   // Iteratively lower quality to fit target size
   let quality = qualityStart;
@@ -58,14 +58,20 @@ function createCanvas(w: number, h: number): HTMLCanvasElement {
 }
 
 function toBlob(canvas: HTMLCanvasElement, type: string, quality: number): Promise<Blob | null> {
-  return new Promise((resolve) => canvas.toBlob(resolve, type, quality));
+  return new Promise(resolve => canvas.toBlob(resolve, type, quality));
 }
 
-async function loadImageBitmap(file: File): Promise<HTMLImageElement | ImageBitmap> {
+async function loadImageBitmap(file: File): Promise<CanvasImageSource> {
   const canBitmap = 'createImageBitmap' in window;
+
   if (canBitmap) {
-    try { return await (createImageBitmap as any)(file); } catch {}
+    try {
+      return await createImageBitmap(file);
+    } catch (error) {
+      console.warn('Falling back to HTML image decode', error);
+    }
   }
+
   return await loadHtmlImage(file);
 }
 
@@ -88,4 +94,3 @@ export function formatBytes(bytes: number) {
   if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} KB`;
   return `${(bytes / (1024 * 1024)).toFixed(2)} MB`;
 }
-
diff --git a/resources/js/guest/lib/sharePhoto.ts b/resources/js/guest/lib/sharePhoto.ts
index 6ee32c8..6aab71f 100644
--- a/resources/js/guest/lib/sharePhoto.ts
+++ b/resources/js/guest/lib/sharePhoto.ts
@@ -43,8 +43,8 @@ export async function sharePhotoLink(options: ShareOptions): Promise<{ url: stri
     try {
       await navigator.share(shareData);
       return { url: payload.url, method: 'native' };
-    } catch (error: any) {
-      if (error?.name === 'AbortError') {
+    } catch (error: unknown) {
+      if (error && typeof error === 'object' && 'name' in error && (error as { name?: string }).name === 'AbortError') {
         return { url: payload.url, method: 'native' };
       }
       // fall through to clipboard
diff --git a/resources/js/guest/pages/GalleryPage.tsx b/resources/js/guest/pages/GalleryPage.tsx
index ec5c033..d9a6f3d 100644
--- a/resources/js/guest/pages/GalleryPage.tsx
+++ b/resources/js/guest/pages/GalleryPage.tsx
@@ -6,13 +6,28 @@ import FiltersBar, { type GalleryFilter } from '../components/FiltersBar';
 import { Heart, Image as ImageIcon, Share2 } from 'lucide-react';
 import { likePhoto } from '../services/photosApi';
 import PhotoLightbox from './PhotoLightbox';
-import { fetchEvent, fetchStats, type EventData, type EventStats } from '../services/eventApi';
+import { fetchEvent, type EventData } from '../services/eventApi';
 import { useTranslation } from '../i18n/useTranslation';
 import { sharePhotoLink } from '../lib/sharePhoto';
 import { useToast } from '../components/ToastHost';
 import { localizeTaskLabel } from '../lib/localizeTaskLabel';
 
 const allowedGalleryFilters: GalleryFilter[] = ['latest', 'popular', 'mine', 'photobooth'];
+type GalleryPhoto = {
+  id: number;
+  likes_count?: number | null;
+  created_at?: string | null;
+  ingest_source?: string | null;
+  session_id?: string | null;
+  task_id?: number | null;
+  task_title?: string | null;
+  emotion_id?: number | null;
+  emotion_name?: string | null;
+  thumbnail_path?: string | null;
+  file_path?: string | null;
+  title?: string | null;
+  uploader_name?: string | null;
+};
 
 const parseGalleryFilter = (value: string | null): GalleryFilter =>
   allowedGalleryFilters.includes(value as GalleryFilter) ? (value as GalleryFilter) : 'latest';
@@ -46,7 +61,6 @@ export default function GalleryPage() {
   const [hasOpenedPhoto, setHasOpenedPhoto] = useState(false);
 
   const [event, setEvent] = useState<EventData | null>(null);
-  const [stats, setStats] = useState<EventStats | null>(null);
   const [eventLoading, setEventLoading] = useState(true);
   const toast = useToast();
   const [shareTargetId, setShareTargetId] = React.useState<number | null>(null);
@@ -62,16 +76,18 @@ export default function GalleryPage() {
     params.set('mode', next);
     setSearchParams(params, { replace: true });
   }, [searchParams, setSearchParams]);
+  const typedPhotos = photos as GalleryPhoto[];
+
   // Auto-open lightbox if photoId in query params
   useEffect(() => {
     if (photoIdParam && photos.length > 0 && currentPhotoIndex === null && !hasOpenedPhoto) {
-      const index = photos.findIndex((photo: any) => photo.id === parseInt(photoIdParam, 10));
+      const index = typedPhotos.findIndex((photo) => photo.id === parseInt(photoIdParam, 10));
       if (index !== -1) {
         setCurrentPhotoIndex(index);
         setHasOpenedPhoto(true);
       }
     }
-  }, [photos, photoIdParam, currentPhotoIndex, hasOpenedPhoto]);
+  }, [typedPhotos, photos.length, photoIdParam, currentPhotoIndex, hasOpenedPhoto]);
 
   // Load event and package info
   useEffect(() => {
@@ -80,12 +96,8 @@ export default function GalleryPage() {
     const loadEventData = async () => {
       try {
         setEventLoading(true);
-        const [eventData, statsData] = await Promise.all([
-          fetchEvent(token),
-          fetchStats(token),
-        ]);
+        const eventData = await fetchEvent(token);
         setEvent(eventData);
-        setStats(statsData);
       } catch (err) {
         console.error('Failed to load event data', err);
       } finally {
@@ -104,27 +116,22 @@ export default function GalleryPage() {
   }, []);
 
   const list = React.useMemo(() => {
-    let arr = photos.slice();
+    let arr = typedPhotos.slice();
     if (filter === 'popular') {
-      arr.sort((a: any, b: any) => (b.likes_count ?? 0) - (a.likes_count ?? 0));
+      arr.sort((a, b) => (b.likes_count ?? 0) - (a.likes_count ?? 0));
     } else if (filter === 'mine') {
-      arr = arr.filter((p: any) => myPhotoIds.has(p.id));
+      arr = arr.filter((p) => myPhotoIds.has(p.id));
     } else if (filter === 'photobooth') {
-      arr = arr.filter((p: any) => p.ingest_source === 'photobooth');
-      arr.sort((a: any, b: any) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
+      arr = arr.filter((p) => p.ingest_source === 'photobooth');
+      arr.sort((a, b) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
     } else {
-      arr.sort((a: any, b: any) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
+      arr.sort((a, b) => new Date(b.created_at ?? 0).getTime() - new Date(a.created_at ?? 0).getTime());
     }
     return arr;
-  }, [photos, filter, myPhotoIds]);
+  }, [typedPhotos, filter, myPhotoIds]);
   const [liked, setLiked] = React.useState<Set<number>>(new Set());
   const [counts, setCounts] = React.useState<Record<number, number>>({});
 
-  const totalLikes = React.useMemo(
-    () => photos.reduce((sum, photo: any) => sum + (photo.likes_count ?? 0), 0),
-    [photos],
-  );
-
   async function onLike(id: number) {
     if (liked.has(id)) return;
     setLiked(new Set(liked).add(id));
@@ -136,13 +143,16 @@ export default function GalleryPage() {
         const raw = localStorage.getItem('liked-photo-ids');
         const arr: number[] = raw ? JSON.parse(raw) : [];
         if (!arr.includes(id)) localStorage.setItem('liked-photo-ids', JSON.stringify([...arr, id]));
-      } catch {}
-    } catch {
+      } catch (error) {
+        console.warn('Failed to persist liked-photo-ids', error);
+      }
+    } catch (error) {
+      console.warn('Like failed', error);
       const s = new Set(liked); s.delete(id); setLiked(s);
     }
   }
 
-  async function onShare(photo: any) {
+  async function onShare(photo: GalleryPhoto) {
     if (!token) return;
     setShareTargetId(photo.id);
     try {
@@ -223,7 +233,7 @@ export default function GalleryPage() {
       <FiltersBar value={filter} onChange={setFilter} className="mt-2" />
       {loading && <p className="px-4">{t('galleryPage.loading', 'Lade…')}</p>}
       <div className="grid gap-3 px-4 pb-16 sm:grid-cols-2 lg:grid-cols-3">
-        {list.map((p: any) => {
+        {list.map((p: GalleryPhoto) => {
           const imageUrl = normalizeImageUrl(p.thumbnail_path || p.file_path);
           const createdLabel = p.created_at
             ? new Date(p.created_at).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })
@@ -236,7 +246,7 @@ export default function GalleryPage() {
           const altText = t('galleryPage.photo.alt', { id: p.id, suffix: altSuffix }, `Foto ${p.id}${altSuffix}`);
 
           const openPhoto = () => {
-            const index = list.findIndex((photo: any) => photo.id === p.id);
+            const index = list.findIndex((photo) => photo.id === p.id);
             setCurrentPhotoIndex(index >= 0 ? index : null);
           };
 
diff --git a/resources/js/guest/pages/HelpArticlePage.tsx b/resources/js/guest/pages/HelpArticlePage.tsx
index 44e7b53..659ba50 100644
--- a/resources/js/guest/pages/HelpArticlePage.tsx
+++ b/resources/js/guest/pages/HelpArticlePage.tsx
@@ -1,6 +1,5 @@
 import React from 'react';
 import { Link, useParams } from 'react-router-dom';
-import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
 import { Loader2 } from 'lucide-react';
 import { Page } from './_util';
@@ -15,7 +14,6 @@ export default function HelpArticlePage() {
   const { t } = useTranslation();
   const [article, setArticle] = React.useState<HelpArticleDetail | null>(null);
   const [state, setState] = React.useState<'loading' | 'ready' | 'error'>('loading');
-  const [servedFromCache, setServedFromCache] = React.useState(false);
   const basePath = params.token ? `/e/${encodeURIComponent(params.token)}/help` : '/help';
 
   const loadArticle = React.useCallback(async () => {
@@ -27,7 +25,6 @@ export default function HelpArticlePage() {
     try {
       const result = await getHelpArticle(slug, locale);
       setArticle(result.article);
-      setServedFromCache(result.servedFromCache);
       setState('ready');
     } catch (error) {
       console.error('[HelpArticle] Failed to load article', error);
@@ -117,7 +114,7 @@ function formatDate(value: string, locale: string): string {
       month: 'short',
       year: 'numeric',
     });
-  } catch (error) {
+  } catch {
     return value;
   }
 }
diff --git a/resources/js/guest/pages/HelpCenterPage.tsx b/resources/js/guest/pages/HelpCenterPage.tsx
index 2333166..1430676 100644
--- a/resources/js/guest/pages/HelpCenterPage.tsx
+++ b/resources/js/guest/pages/HelpCenterPage.tsx
@@ -147,7 +147,7 @@ function formatDate(value: string, locale: string): string {
       month: 'short',
       year: 'numeric',
     });
-  } catch (error) {
+  } catch {
     return value;
   }
 }
diff --git a/resources/js/guest/pages/HomePage.tsx b/resources/js/guest/pages/HomePage.tsx
index ac491e0..f65e22b 100644
--- a/resources/js/guest/pages/HomePage.tsx
+++ b/resources/js/guest/pages/HomePage.tsx
@@ -6,10 +6,9 @@ import { Separator } from '@/components/ui/separator';
 import EmotionPicker from '../components/EmotionPicker';
 import GalleryPreview from '../components/GalleryPreview';
 import { useGuestIdentity } from '../context/GuestIdentityContext';
-import { useEventStats } from '../context/EventStatsContext';
 import { useEventData } from '../hooks/useEventData';
 import { useGuestTaskProgress } from '../hooks/useGuestTaskProgress';
-import { Sparkles, UploadCloud, X, Camera, RefreshCw } from 'lucide-react';
+import { Sparkles, UploadCloud, X, RefreshCw } from 'lucide-react';
 import { useTranslation, type TranslateFn } from '../i18n/useTranslation';
 import { useEventBranding } from '../context/EventBrandingContext';
 import type { EventBranding } from '../types/event-branding';
@@ -17,7 +16,6 @@ import type { EventBranding } from '../types/event-branding';
 export default function HomePage() {
   const { token } = useParams<{ token: string }>();
   const { name, hydrated } = useGuestIdentity();
-  const stats = useEventStats();
   const { event } = useEventData();
   const { completedCount } = useGuestTaskProgress(token ?? '');
   const { t, locale } = useTranslation();
@@ -100,10 +98,10 @@ export default function HomePage() {
         const payload = await response.json();
         if (cancelled) return;
         if (Array.isArray(payload) && payload.length) {
-          missionPoolRef.current = payload.map((task: any) => ({
+          missionPoolRef.current = payload.map((task: Record<string, unknown>) => ({
             id: Number(task.id),
-            title: task.title ?? 'Mission',
-            description: task.description ?? '',
+            title: typeof task.title === 'string' ? task.title : 'Mission',
+            description: typeof task.description === 'string' ? task.description : '',
             duration: typeof task.duration === 'number' ? task.duration : 3,
             emotion: task.emotion ?? null,
           }));
diff --git a/resources/js/guest/pages/PhotoLightbox.tsx b/resources/js/guest/pages/PhotoLightbox.tsx
index 9b37dd7..85bea37 100644
--- a/resources/js/guest/pages/PhotoLightbox.tsx
+++ b/resources/js/guest/pages/PhotoLightbox.tsx
@@ -38,8 +38,6 @@ export default function PhotoLightbox({ photos, currentIndex, onClose, onIndexCh
   const toast = useToast();
 
   const [standalonePhoto, setStandalonePhoto] = useState<Photo | null>(null);
-  const [loading, setLoading] = useState(true);
-  const [error, setError] = useState<string | null>(null);
   const [task, setTask] = useState<Task | null>(null);
   const [taskLoading, setTaskLoading] = useState(false);
   const [likes, setLikes] = useState<number>(0);
@@ -59,8 +57,6 @@ export default function PhotoLightbox({ photos, currentIndex, onClose, onIndexCh
   useEffect(() => {
     if (isStandalone && photoId && !standalonePhoto && eventToken) {
       const fetchPhoto = async () => {
-        setLoading(true);
-        setError(null);
         try {
           const res = await fetch(`/api/v1/photos/${photoId}?locale=${encodeURIComponent(locale)}`, {
             headers: {
@@ -76,20 +72,17 @@ export default function PhotoLightbox({ photos, currentIndex, onClose, onIndexCh
               setStandalonePhoto(location.state.photo);
             }
           } else {
-            setError(t('lightbox.errors.notFound'));
+            toast.push({ text: t('lightbox.errors.notFound'), type: 'error' });
           }
         } catch (err) {
-          setError(t('lightbox.errors.loadFailed'));
-        } finally {
-          setLoading(false);
+          console.warn('Standalone photo load failed', err);
+          toast.push({ text: t('lightbox.errors.loadFailed'), type: 'error' });
         }
       };
 
       fetchPhoto();
-    } else if (!isStandalone) {
-      setLoading(false);
     }
-  }, [isStandalone, photoId, eventToken, standalonePhoto, location.state, t, locale]);
+  }, [isStandalone, photoId, eventToken, standalonePhoto, location.state, t, locale, toast]);
 
   // Update likes when photo changes
   React.useEffect(() => {
@@ -163,8 +156,8 @@ export default function PhotoLightbox({ photos, currentIndex, onClose, onIndexCh
           }
         );
         if (res.ok) {
-          const tasks = await res.json();
-          const foundTask = tasks.find((t: any) => t.id === taskId);
+          const tasks = (await res.json()) as Task[];
+          const foundTask = tasks.find((t) => t.id === taskId);
           if (foundTask) {
             setTask({
               id: foundTask.id,
@@ -207,7 +200,9 @@ export default function PhotoLightbox({ photos, currentIndex, onClose, onIndexCh
         if (!arr.includes(photo.id)) {
           localStorage.setItem('liked-photo-ids', JSON.stringify([...arr, photo.id]));
         }
-      } catch {}
+      } catch (storageError) {
+        console.warn('Failed to persist liked photo IDs', storageError);
+      }
     } catch (error) {
       console.error('Like failed:', error);
       setLiked(false);
diff --git a/resources/js/guest/pages/PublicGalleryPage.tsx b/resources/js/guest/pages/PublicGalleryPage.tsx
index c519cee..640721f 100644
--- a/resources/js/guest/pages/PublicGalleryPage.tsx
+++ b/resources/js/guest/pages/PublicGalleryPage.tsx
@@ -40,7 +40,7 @@ export default function PublicGalleryPage(): React.ReactElement | null {
 
   const localeStorageKey = token ? `guestGalleryLocale_${token}` : 'guestGalleryLocale';
   const storedLocale = typeof window !== 'undefined' && token ? localStorage.getItem(localeStorageKey) : null;
-  const effectiveLocale = storedLocale && isLocaleCode(storedLocale as any) ? (storedLocale as any) : DEFAULT_LOCALE;
+  const effectiveLocale: LocaleCode = storedLocale && isLocaleCode(storedLocale) ? storedLocale : DEFAULT_LOCALE;
 
   const applyMeta = useCallback((meta: GalleryMetaResponse) => {
     if (typeof window !== 'undefined' && token) {
diff --git a/resources/js/guest/pages/SharedPhotoPage.tsx b/resources/js/guest/pages/SharedPhotoPage.tsx
index 2a8b9e7..33e07bd 100644
--- a/resources/js/guest/pages/SharedPhotoPage.tsx
+++ b/resources/js/guest/pages/SharedPhotoPage.tsx
@@ -39,7 +39,7 @@ export default function SharedPhotoPage() {
         if (!active) return;
         setState({ loading: false, error: null, data });
       })
-      .catch((error: any) => {
+      .catch((error: unknown) => {
         if (!active) return;
         setState({ loading: false, error: error?.message ?? t('share.error', 'Moment konnte nicht geladen werden.'), data: null });
       });
diff --git a/resources/js/guest/pages/TaskPickerPage.tsx b/resources/js/guest/pages/TaskPickerPage.tsx
index 5fba785..921483d 100644
--- a/resources/js/guest/pages/TaskPickerPage.tsx
+++ b/resources/js/guest/pages/TaskPickerPage.tsx
@@ -8,7 +8,6 @@ import { useGuestTaskProgress } from '../hooks/useGuestTaskProgress';
 import { ToggleGroup, ToggleGroupItem } from '@/components/ui/toggle-group';
 import { cn } from '@/lib/utils';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
-import EmotionPicker from '../components/EmotionPicker';
 import { useEventBranding } from '../context/EventBrandingContext';
 import { useTranslation, type TranslateFn } from '../i18n/useTranslation';
 
@@ -171,7 +170,7 @@ export default function TaskPickerPage() {
   const { branding } = useEventBranding();
   const { t, locale } = useTranslation();
 
-  const { completedCount, isCompleted } = useGuestTaskProgress(eventKey);
+  const { isCompleted } = useGuestTaskProgress(eventKey);
 
   const [tasks, setTasks] = React.useState<Task[]>([]);
   const [currentTask, setCurrentTask] = React.useState<Task | null>(null);
diff --git a/resources/js/guest/polling/usePollGalleryDelta.ts b/resources/js/guest/polling/usePollGalleryDelta.ts
index 404f6bf..bb10fb3 100644
--- a/resources/js/guest/polling/usePollGalleryDelta.ts
+++ b/resources/js/guest/polling/usePollGalleryDelta.ts
@@ -1,7 +1,8 @@
-import { useEffect, useRef, useState } from 'react';
+import { useCallback, useEffect, useRef, useState } from 'react';
 import type { LocaleCode } from '../i18n/messages';
 
-type Photo = { id: number; file_path?: string; thumbnail_path?: string; created_at?: string };
+type Photo = { id: number; file_path?: string; thumbnail_path?: string; created_at?: string; session_id?: string | null };
+type RawPhoto = Record<string, unknown>;
 
 export function usePollGalleryDelta(token: string, locale: LocaleCode) {
   const [photos, setPhotos] = useState<Photo[]>([]);
@@ -14,7 +15,7 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
     typeof document !== 'undefined' ? document.visibilityState === 'visible' : true
   );
 
-  async function fetchDelta() {
+  const fetchDelta = useCallback(async () => {
     if (!token) {
       setLoading(false);
       return;
@@ -56,9 +57,9 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
                        Array.isArray(json) ? json :
                        json.photos || [];
 
-      const newPhotos = rawPhotos.map((photo: any) => ({
-        ...photo,
-        session_id: photo?.session_id ?? photo?.guest_name ?? null,
+      const newPhotos: Photo[] = rawPhotos.map((photo: RawPhoto) => ({
+        ...(photo as Photo),
+        session_id: typeof photo.session_id === 'string' ? photo.session_id : (photo.guest_name as string | null) ?? null,
       }));
       
       if (newPhotos.length > 0) {
@@ -67,11 +68,9 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
         if (latestAt.current) {
           // Delta mode: Add new photos to existing list
           const merged = [...newPhotos, ...photos];
-          // Remove duplicates by ID
-          const uniquePhotos = merged.filter((photo, index, self) =>
-            index === self.findIndex(p => p.id === photo.id)
-          );
-          setPhotos(uniquePhotos);
+          const byId = new Map<number, Photo>();
+          merged.forEach((photo) => byId.set(photo.id, photo));
+          setPhotos(Array.from(byId.values()));
           if (added > 0) setNewCount((c) => c + added);
         } else {
           // Initial load: Set all photos
@@ -83,8 +82,8 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
           latestAt.current = json.latest_photo_at;
         } else if (newPhotos.length > 0) {
           // Fallback: use newest photo timestamp
-          const newest = newPhotos.reduce((latest: number, photo: any) => {
-            const photoTime = new Date(photo.created_at || photo.created_at_timestamp || 0).getTime();
+          const newest = newPhotos.reduce((latest: number, photo: RawPhoto) => {
+            const photoTime = new Date((photo.created_at as string | undefined) || (photo.created_at_timestamp as number | undefined) || 0).getTime();
             return photoTime > latest ? photoTime : latest;
           }, 0);
           latestAt.current = new Date(newest).toISOString();
@@ -104,7 +103,7 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
       setLoading(false);
       // Don't update state on error - keep previous photos
     }
-  }
+  }, [locale, photos, token]);
 
   useEffect(() => {
     const onVis = () => setVisible(document.visibilityState === 'visible');
@@ -123,15 +122,15 @@ export function usePollGalleryDelta(token: string, locale: LocaleCode) {
     latestAt.current = null;
     etagRef.current = null;
     setPhotos([]);
-    fetchDelta();
+    void fetchDelta();
     if (timer.current) window.clearInterval(timer.current);
     // Poll less aggressively when hidden
     const interval = visible ? 30_000 : 90_000;
-    timer.current = window.setInterval(fetchDelta, interval);
+    timer.current = window.setInterval(() => { void fetchDelta(); }, interval);
     return () => {
       if (timer.current) window.clearInterval(timer.current);
     };
-  }, [token, visible, locale]);
+  }, [token, visible, locale, fetchDelta]);
 
   function acknowledgeNew() { setNewCount(0); }
   return { loading, photos, newCount, acknowledgeNew };
diff --git a/resources/js/guest/queue/idb.ts b/resources/js/guest/queue/idb.ts
index a1f072e..692c163 100644
--- a/resources/js/guest/queue/idb.ts
+++ b/resources/js/guest/queue/idb.ts
@@ -21,7 +21,7 @@ export async function withStore<T>(mode: TxMode, fn: (store: IDBObjectStore) =>
   return new Promise((resolve, reject) => {
     const tx = db.transaction('items', mode);
     const store = tx.objectStore('items');
-    let result: any;
+    let result: unknown;
     const wrap = async () => {
       try { result = await fn(store); } catch (e) { reject(e); }
     };
@@ -31,4 +31,3 @@ export async function withStore<T>(mode: TxMode, fn: (store: IDBObjectStore) =>
     tx.onabort = () => reject(tx.error);
   });
 }
-
diff --git a/resources/js/guest/queue/notify.ts b/resources/js/guest/queue/notify.ts
index b48cc06..f7e070c 100644
--- a/resources/js/guest/queue/notify.ts
+++ b/resources/js/guest/queue/notify.ts
@@ -1,11 +1,16 @@
 export function notify(text: string, type: 'success'|'error') {
   // Lazy import to avoid cycle
-  import('../components/ToastHost').then(({ useToast }) => {
-    try {
-      // This only works inside React tree; for SW-triggered, we fallback
-      const evt = new CustomEvent('guest-toast', { detail: { text, type } });
-      window.dispatchEvent(evt);
-    } catch {}
-  });
+  import('../components/ToastHost')
+    .then(() => {
+      try {
+        // This only works inside React tree; for SW-triggered, we fallback
+        const evt = new CustomEvent('guest-toast', { detail: { text, type } });
+        window.dispatchEvent(evt);
+      } catch (error) {
+        console.warn('Dispatching toast event failed', error);
+      }
+    })
+    .catch((error) => {
+      console.warn('Toast module failed to load', error);
+    });
 }
-
diff --git a/resources/js/guest/queue/queue.ts b/resources/js/guest/queue/queue.ts
index 54d10f0..86d7ebd 100644
--- a/resources/js/guest/queue/queue.ts
+++ b/resources/js/guest/queue/queue.ts
@@ -30,7 +30,9 @@ export async function enqueue(item: Omit<QueueItem, 'id' | 'status' | 'retries'
     try {
       const reg = await navigator.serviceWorker.ready;
       (reg as ServiceWorkerRegistration & { sync?: SyncManager }).sync?.register('upload-queue');
-    } catch {}
+    } catch (error) {
+      console.warn('Background sync registration failed', error);
+    }
   }
 }
 
@@ -83,7 +85,9 @@ async function attemptUpload(it: QueueItem): Promise<boolean> {
       (pct) => {
         try {
           window.dispatchEvent(new CustomEvent('queue-progress', { detail: { id: it.id, progress: pct } }));
-        } catch {}
+        } catch (error) {
+          console.warn('Queue progress dispatch failed', error);
+        }
       }
     );
     // mark my-photo-ids for "Meine"
@@ -91,7 +95,9 @@ async function attemptUpload(it: QueueItem): Promise<boolean> {
       const raw = localStorage.getItem('my-photo-ids');
       const arr: number[] = raw ? JSON.parse(raw) : [];
       if (json.id && !arr.includes(json.id)) localStorage.setItem('my-photo-ids', JSON.stringify([json.id, ...arr]));
-    } catch {}
+    } catch (error) {
+      console.warn('Failed to persist my-photo-ids', error);
+    }
     notify('Upload erfolgreich', 'success');
     return true;
   } catch {
diff --git a/resources/js/guest/queue/xhr.ts b/resources/js/guest/queue/xhr.ts
index e612544..7cc0c56 100644
--- a/resources/js/guest/queue/xhr.ts
+++ b/resources/js/guest/queue/xhr.ts
@@ -5,7 +5,7 @@ export async function createUpload(
   it: QueueItem,
   deviceId: string,
   onProgress?: (percent: number) => void
-): Promise<any> {
+): Promise<Record<string, unknown>> {
   return new Promise((resolve, reject) => {
     const xhr = new XMLHttpRequest();
     xhr.open('POST', url, true);
@@ -22,7 +22,12 @@ export async function createUpload(
     };
     xhr.onload = () => {
       if (xhr.status >= 200 && xhr.status < 300) {
-        try { resolve(JSON.parse(xhr.responseText)); } catch { resolve({}); }
+        try {
+          resolve(JSON.parse(xhr.responseText));
+        } catch (error) {
+          console.warn('Upload response parse failed', error);
+          resolve({});
+        }
       } else {
         reject(new Error('upload failed'));
       }
diff --git a/resources/js/guest/services/achievementApi.ts b/resources/js/guest/services/achievementApi.ts
index 2121816..7453853 100644
--- a/resources/js/guest/services/achievementApi.ts
+++ b/resources/js/guest/services/achievementApi.ts
@@ -160,32 +160,41 @@ export async function fetchAchievements(
         tasks: toNumber(personalRaw.tasks),
         likes: toNumber(personalRaw.likes),
         badges: Array.isArray(personalRaw.badges)
-          ? personalRaw.badges.map((badge: any): AchievementBadge => ({
-              id: safeString(badge.id),
-              title: safeString(badge.title),
-              description: safeString(badge.description),
-              earned: Boolean(badge.earned),
-              progress: toNumber(badge.progress),
-              target: toNumber(badge.target, 1),
-            }))
+          ? personalRaw.badges.map((badge): AchievementBadge => {
+              const record = badge as Record<string, unknown>;
+              return {
+                id: safeString(record.id),
+                title: safeString(record.title),
+                description: safeString(record.description),
+                earned: Boolean(record.earned),
+                progress: toNumber(record.progress),
+                target: toNumber(record.target, 1),
+              };
+            })
           : [],
       }
     : null;
 
   const uploadsBoard = Array.isArray(leaderboards.uploads)
-    ? leaderboards.uploads.map((row: any): LeaderboardEntry => ({
-        guest: safeString(row.guest),
-        photos: toNumber(row.photos),
-        likes: toNumber(row.likes),
-      }))
+    ? leaderboards.uploads.map((row): LeaderboardEntry => {
+        const record = row as Record<string, unknown>;
+        return {
+          guest: safeString(record.guest),
+          photos: toNumber(record.photos),
+          likes: toNumber(record.likes),
+        };
+      })
     : [];
 
   const likesBoard = Array.isArray(leaderboards.likes)
-    ? leaderboards.likes.map((row: any): LeaderboardEntry => ({
-        guest: safeString(row.guest),
-        photos: toNumber(row.photos),
-        likes: toNumber(row.likes),
-      }))
+    ? leaderboards.likes.map((row): LeaderboardEntry => {
+        const record = row as Record<string, unknown>;
+        return {
+          guest: safeString(record.guest),
+          photos: toNumber(record.photos),
+          likes: toNumber(record.likes),
+        };
+      })
     : [];
 
   const topPhotoRaw = highlights.top_photo ?? null;
@@ -210,21 +219,27 @@ export async function fetchAchievements(
     : null;
 
   const timeline = Array.isArray(highlights.timeline)
-    ? highlights.timeline.map((row: any): TimelinePoint => ({
-        date: safeString(row.date),
-        photos: toNumber(row.photos),
-        guests: toNumber(row.guests),
-      }))
+    ? highlights.timeline.map((row): TimelinePoint => {
+        const record = row as Record<string, unknown>;
+        return {
+          date: safeString(record.date),
+          photos: toNumber(record.photos),
+          guests: toNumber(record.guests),
+        };
+      })
     : [];
 
-  const feed = feedRaw.map((row: any): FeedEntry => ({
-    photoId: toNumber(row.photo_id),
-    guest: safeString(row.guest),
-    task: row.task ?? null,
-    likes: toNumber(row.likes),
-    createdAt: safeString(row.created_at),
-    thumbnail: row.thumbnail ? safeString(row.thumbnail) : null,
-  }));
+  const feed = feedRaw.map((row): FeedEntry => {
+    const record = row as Record<string, unknown>;
+    return {
+      photoId: toNumber(record.photo_id),
+      guest: safeString(record.guest),
+      task: (record as { task?: string }).task ?? null,
+      likes: toNumber(record.likes),
+      createdAt: safeString(record.created_at),
+      thumbnail: record.thumbnail ? safeString(record.thumbnail) : null,
+    };
+  });
 
   const payload: AchievementsPayload = {
     summary: {
diff --git a/resources/js/guest/services/galleryApi.ts b/resources/js/guest/services/galleryApi.ts
index abb7d8c..b362858 100644
--- a/resources/js/guest/services/galleryApi.ts
+++ b/resources/js/guest/services/galleryApi.ts
@@ -40,8 +40,9 @@ async function handleResponse<T>(response: Response): Promise<T> {
   const data = await response.json().catch(() => null);
 
   if (!response.ok) {
-    const error = new Error((data && data.error && data.error.message) || 'Request failed');
-    (error as any).code = data?.error?.code ?? response.status;
+    const errorPayload = data as { error?: { message?: string; code?: unknown } } | null;
+    const error = new Error(errorPayload?.error?.message ?? 'Request failed') as Error & { code?: unknown };
+    error.code = errorPayload?.error?.code ?? response.status;
     throw error;
   }
 
@@ -78,4 +79,3 @@ export async function fetchGalleryPhotos(token: string, cursor?: string | null,
 
   return handleResponse<GalleryPhotosResponse>(response);
 }
-
diff --git a/resources/js/guest/services/helpApi.ts b/resources/js/guest/services/helpApi.ts
index 07f188a..9e42085 100644
--- a/resources/js/guest/services/helpApi.ts
+++ b/resources/js/guest/services/helpApi.ts
@@ -98,8 +98,8 @@ async function requestJson<T>(url: string): Promise<T> {
   });
 
   if (!response.ok) {
-    const error = new Error('Help request failed');
-    (error as any).status = response.status;
+    const error = new Error('Help request failed') as Error & { status?: number };
+    error.status = response.status;
     throw error;
   }
 
diff --git a/resources/js/guest/services/photosApi.ts b/resources/js/guest/services/photosApi.ts
index 9b7e710..20640ae 100644
--- a/resources/js/guest/services/photosApi.ts
+++ b/resources/js/guest/services/photosApi.ts
@@ -62,10 +62,12 @@ export async function likePhoto(id: number): Promise<number> {
   });
   
   if (!res.ok) {
-    let payload: any = null;
+    let payload: unknown = null;
     try {
       payload = await res.clone().json();
-    } catch {}
+    } catch (error) {
+      console.warn('Like photo: failed to parse error payload', error);
+    }
 
     if (res.status === 419) {
       const error: UploadError = new Error('CSRF token mismatch. Please refresh the page and try again.');
@@ -75,12 +77,13 @@ export async function likePhoto(id: number): Promise<number> {
     }
 
     const error: UploadError = new Error(
-      payload?.error?.message ?? `Like failed: ${res.status}`
+      (payload as { error?: { message?: string } } | null)?.error?.message ?? `Like failed: ${res.status}`
     );
-    error.code = payload?.error?.code ?? 'like_failed';
+    error.code = (payload as { error?: { code?: string } } | null)?.error?.code ?? 'like_failed';
     error.status = res.status;
-    if (payload?.error?.meta) {
-      error.meta = payload.error.meta as Record<string, unknown>;
+    const meta = (payload as { error?: { meta?: Record<string, unknown> } } | null)?.error?.meta;
+    if (meta) {
+      error.meta = meta;
     }
 
     throw error;
@@ -114,7 +117,7 @@ export async function uploadPhoto(
   const url = `/api/v1/events/${encodeURIComponent(eventToken)}/upload`;
   const headers = getCsrfHeaders();
 
-  const attemptUpload = (attempt: number): Promise<any> =>
+  const attemptUpload = (): Promise<Record<string, unknown>> =>
     new Promise((resolve, reject) => {
       const xhr = new XMLHttpRequest();
       xhr.open('POST', url, true);
@@ -139,7 +142,7 @@ export async function uploadPhoto(
 
       xhr.onload = () => {
         const status = xhr.status;
-        const payload = xhr.response ?? null;
+        const payload = (xhr.response ?? null) as Record<string, unknown> | null;
 
         if (status >= 200 && status < 300) {
           resolve(payload);
@@ -147,12 +150,13 @@ export async function uploadPhoto(
         }
 
         const error: UploadError = new Error(
-          payload?.error?.message ?? `Upload failed: ${status}`
+          (payload as { error?: { message?: string } } | null)?.error?.message ?? `Upload failed: ${status}`
         );
-        error.code = payload?.error?.code ?? (status === 0 ? 'network_error' : 'upload_failed');
+        error.code = (payload as { error?: { code?: string } } | null)?.error?.code ?? (status === 0 ? 'network_error' : 'upload_failed');
         error.status = status;
-        if (payload?.error?.meta) {
-          error.meta = payload.error.meta as Record<string, unknown>;
+        const meta = (payload as { error?: { meta?: Record<string, unknown> } } | null)?.error?.meta;
+        if (meta) {
+          error.meta = meta;
         }
         reject(error);
       };
@@ -174,8 +178,9 @@ export async function uploadPhoto(
 
   for (let attempt = 0; attempt <= maxRetries; attempt++) {
     try {
-      const json = await attemptUpload(attempt + 1);
-      return json?.photo_id ?? json?.id ?? json?.data?.id ?? 0;
+      const json = await attemptUpload();
+      const payload = json as { photo_id?: number; id?: number; data?: { id?: number } };
+      return payload.photo_id ?? payload.id ?? payload.data?.id ?? 0;
     } catch (error) {
       const err = error as UploadError;
 
@@ -213,13 +218,16 @@ export async function createPhotoShareLink(eventToken: string, photoId: number):
   });
 
   if (!res.ok) {
-    let payload: any = null;
+    let payload: unknown = null;
     try {
       payload = await res.clone().json();
-    } catch {}
+    } catch (error) {
+      console.warn('Share link error payload parse failed', error);
+    }
 
-    const error: UploadError = new Error(payload?.error?.message ?? 'Share link creation failed');
-    error.code = payload?.error?.code ?? 'share_failed';
+    const errorPayload = payload as { error?: { message?: string; code?: string } } | null;
+    const error: UploadError = new Error(errorPayload?.error?.message ?? 'Share link creation failed');
+    error.code = errorPayload?.error?.code ?? 'share_failed';
     error.status = res.status;
     throw error;
   }
diff --git a/resources/js/hooks/useLocale.ts b/resources/js/hooks/useLocale.ts
index 8be7ae6..2a19f86 100644
--- a/resources/js/hooks/useLocale.ts
+++ b/resources/js/hooks/useLocale.ts
@@ -1,6 +1,7 @@
 import { usePage } from '@inertiajs/react';
 
 export const useLocale = () => {
-  const { locale } = usePage().props as any;
+  const { locale } = usePage<{ locale?: string }>().props;
+
   return locale;
-};
\ No newline at end of file
+};
diff --git a/resources/js/hooks/useLocalizedRoutes.ts b/resources/js/hooks/useLocalizedRoutes.ts
index 86d552e..5168d6d 100644
--- a/resources/js/hooks/useLocalizedRoutes.ts
+++ b/resources/js/hooks/useLocalizedRoutes.ts
@@ -4,9 +4,9 @@ import { useLocale } from './useLocale';
 type LocalizedPathInput = string | null | undefined;
 
 export const useLocalizedRoutes = () => {
-  const page = usePage<{ supportedLocales?: string[] }>();
+  const { props } = usePage<{ supportedLocales?: string[] }>();
   const locale = useLocale();
-  const supportedLocales = (page.props as any)?.supportedLocales ?? [];
+  const supportedLocales = props.supportedLocales ?? [];
 
   const fallbackLocale = (() => {
     if (locale && supportedLocales.includes(locale)) {
diff --git a/resources/js/i18n.js b/resources/js/i18n.js
index 4d83a1f..74c51bf 100644
--- a/resources/js/i18n.js
+++ b/resources/js/i18n.js
@@ -3,13 +3,15 @@ import { initReactI18next } from 'react-i18next';
 import Backend from 'i18next-http-backend';
 import LanguageDetector from 'i18next-browser-languagedetector';
 
+const isDev = typeof import.meta !== 'undefined' && Boolean(import.meta.env?.DEV);
+
 i18n
   .use(Backend)
   .use(LanguageDetector)
   .use(initReactI18next)
   .init({
     fallbackLng: 'de',
-    debug: process.env.NODE_ENV === 'development',
+    debug: isDev,
     interpolation: {
       escapeValue: false,
     },
diff --git a/resources/js/layouts/app/AppLayout.tsx b/resources/js/layouts/app/AppLayout.tsx
index 2ba52d3..03f3946 100644
--- a/resources/js/layouts/app/AppLayout.tsx
+++ b/resources/js/layouts/app/AppLayout.tsx
@@ -1,5 +1,4 @@
 import React from 'react';
-import { usePage } from '@inertiajs/react';
 import Header from './Header';
 import Footer from './Footer';
 
@@ -10,8 +9,6 @@ interface AppLayoutProps {
 }
 
 const AppLayout: React.FC<AppLayoutProps> = ({ children, header, footer }) => {
-  const { auth } = usePage().props;
-
   return (
     <div className="min-h-screen bg-background text-foreground">
       {header || <Header />}
@@ -21,4 +18,4 @@ const AppLayout: React.FC<AppLayoutProps> = ({ children, header, footer }) => {
   );
 };
 
-export default AppLayout;
\ No newline at end of file
+export default AppLayout;
diff --git a/resources/js/layouts/app/Header.tsx b/resources/js/layouts/app/Header.tsx
index d75130a..7c8a72e 100644
--- a/resources/js/layouts/app/Header.tsx
+++ b/resources/js/layouts/app/Header.tsx
@@ -26,7 +26,7 @@ import {
 } from '@/components/ui/navigation-menu';
 
 const Header: React.FC = () => {
-  const { auth } = usePage().props as any;
+  const { auth } = usePage<{ auth: { user?: { name?: string; email?: string; avatar?: string } } }>().props;
   const { t } = useTranslation('auth');
   const { appearance, updateAppearance } = useAppearance();
   const { localizedPath } = useLocalizedRoutes();
@@ -77,7 +77,6 @@ const Header: React.FC = () => {
   const ctaHref = localizedPath('/demo');
 
   const navItems = useMemo(() => {
-    const homeHref = localizedPath('/');
     const howItWorksHref = localizedPath('/so-funktionierts');
 
     return [
diff --git a/resources/js/layouts/mainWebsite.tsx b/resources/js/layouts/mainWebsite.tsx
index 79fb75d..4b12d3e 100644
--- a/resources/js/layouts/mainWebsite.tsx
+++ b/resources/js/layouts/mainWebsite.tsx
@@ -7,25 +7,28 @@ import Footer from '@/layouts/app/Footer';
 import { useAppearance } from '@/hooks/use-appearance';
 import { Button } from '@/components/ui/button';
 import { DropdownMenu, DropdownMenuContent, DropdownMenuItem, DropdownMenuLabel, DropdownMenuRadioGroup, DropdownMenuRadioItem, DropdownMenuSeparator, DropdownMenuTrigger } from '@/components/ui/dropdown-menu';
-import { MoreHorizontal, Sun, Moon, Languages, LayoutDashboard, LogOut, LogIn, UserPlus } from 'lucide-react';
+import { MoreHorizontal, Sun, Moon, Languages, LayoutDashboard, LogOut, LogIn } from 'lucide-react';
 
 interface MarketingLayoutProps {
   children: React.ReactNode;
   title?: string;
 }
 
+type PageProps = {
+  translations?: Record<string, Record<string, string>>;
+  locale?: string;
+  analytics?: { matomo?: MatomoConfig };
+  supportedLocales?: string[];
+  appUrl?: string;
+  auth?: { user?: { name?: string; email?: string } };
+};
+
 const MarketingLayout: React.FC<MarketingLayoutProps> = ({ children, title }) => {
-  const page = usePage<{
-    translations?: Record<string, Record<string, string>>;
-    locale?: string;
-    analytics?: { matomo?: MatomoConfig };
-    supportedLocales?: string[];
-    appUrl?: string;
-  }>();
+  const page = usePage<PageProps>();
   const { url } = page;
   const { t } = useTranslation('marketing');
   const i18n = useTranslation();
-  const { locale, analytics, supportedLocales = ['de', 'en'], appUrl, auth } = page.props as any;
+  const { locale, analytics, supportedLocales = ['de', 'en'], appUrl, auth } = page.props;
   const user = auth?.user ?? null;
   const { localizedPath } = useLocalizedRoutes();
   const { appearance, updateAppearance } = useAppearance();
diff --git a/resources/js/lib/coupons.ts b/resources/js/lib/coupons.ts
index c259191..7f66e36 100644
--- a/resources/js/lib/coupons.ts
+++ b/resources/js/lib/coupons.ts
@@ -5,17 +5,19 @@ function extractErrorMessage(payload: unknown): string {
     return 'coupon_error_generic';
   }
 
-  const data = payload as Record<string, any>;
+  const data = payload as Record<string, unknown>;
 
-  if (data.message && typeof data.message === 'string') {
+  if (typeof data.message === 'string') {
     return data.message;
   }
 
-  if (data.errors) {
-    const errors = data.errors as Record<string, string[]>;
+  if (data.errors && typeof data.errors === 'object') {
+    const errors = data.errors as Record<string, unknown>;
     const firstKey = Object.keys(errors)[0];
-    if (firstKey && Array.isArray(errors[firstKey]) && errors[firstKey][0]) {
-      return errors[firstKey][0];
+    const firstEntry = firstKey ? errors[firstKey] : undefined;
+
+    if (Array.isArray(firstEntry) && typeof firstEntry[0] === 'string') {
+      return firstEntry[0];
     }
   }
 
diff --git a/resources/js/pages/Profile/Index.tsx b/resources/js/pages/Profile/Index.tsx
index a03a107..2853216 100644
--- a/resources/js/pages/Profile/Index.tsx
+++ b/resources/js/pages/Profile/Index.tsx
@@ -133,7 +133,7 @@ export default function ProfileIndex() {
 
         try {
             return dateFormatter.format(new Date(userData.emailVerifiedAt));
-        } catch (error) {
+        } catch {
             return null;
         }
     }, [userData.emailVerifiedAt, dateFormatter]);
diff --git a/resources/js/pages/auth/LoginForm.tsx b/resources/js/pages/auth/LoginForm.tsx
index 04d0387..769450f 100644
--- a/resources/js/pages/auth/LoginForm.tsx
+++ b/resources/js/pages/auth/LoginForm.tsx
@@ -1,4 +1,4 @@
-import React, { useEffect, useMemo, useState } from "react";
+import React, { useEffect, useState } from "react";
 import { usePage } from "@inertiajs/react";
 import { useTranslation } from "react-i18next";
 import toast from "react-hot-toast";
@@ -31,8 +31,6 @@ type SharedPageProps = {
 
 type FieldErrors = Record<string, string>;
 
-const fallbackRoute = (locale: string) => `/${locale}/login`;
-
 const csrfToken = () => (document.querySelector('meta[name="csrf-token"]') as HTMLMetaElement | null)?.content ?? "";
 
 export default function LoginForm({ onSuccess, canResetPassword = true, locale }: LoginFormProps) {
diff --git a/resources/js/pages/auth/RegisterForm.tsx b/resources/js/pages/auth/RegisterForm.tsx
index 8687e6f..d9157f6 100644
--- a/resources/js/pages/auth/RegisterForm.tsx
+++ b/resources/js/pages/auth/RegisterForm.tsx
@@ -6,10 +6,8 @@ import { LoaderCircle, User, Mail, Phone, Lock, MapPin } from 'lucide-react';
 import { Dialog, DialogContent, DialogTitle, DialogDescription } from '@/components/ui/dialog';
 import type { GoogleProfilePrefill } from '../marketing/checkout/types';
 
-declare const route: (name: string, params?: Record<string, unknown>) => string;
-
 export interface RegisterSuccessPayload {
-  user: any | null;
+  user: unknown | null;
   redirect?: string | null;
   pending_purchase?: boolean;
 }
@@ -69,7 +67,7 @@ export default function RegisterForm({ packageId, onSuccess, privacyHtml, locale
   const [serverError, setServerError] = useState<string | null>(null);
   const [serverErrorType, setServerErrorType] = useState<'generic' | 'session-expired'>('generic');
   const { t } = useTranslation(['auth', 'common']);
-  const page = usePage<{ errors: Record<string, string>; locale?: string; auth?: { user?: any | null } }>();
+  const page = usePage<{ errors: Record<string, string>; locale?: string; auth?: { user?: unknown | null } }>();
   const resolvedLocale = locale ?? page.props.locale ?? 'de';
 
   const { data, setData, errors, clearErrors, reset, setError } = useForm<RegisterFormFields>({
@@ -245,7 +243,7 @@ export default function RegisterForm({ packageId, onSuccess, privacyHtml, locale
       try {
         const json = await response.clone().json();
         message = json?.message ?? null;
-      } catch (error) {
+      } catch {
         message = null;
       }
 
diff --git a/resources/js/pages/auth/register.tsx b/resources/js/pages/auth/register.tsx
index 4427d92..22d32d6 100644
--- a/resources/js/pages/auth/register.tsx
+++ b/resources/js/pages/auth/register.tsx
@@ -1,7 +1,7 @@
 import React, { useEffect, useState } from 'react';
 import { useForm } from '@inertiajs/react';
 import { useTranslation } from 'react-i18next';
-import { LoaderCircle, User, Mail, Phone, Lock, Home, MapPin } from 'lucide-react';
+import { LoaderCircle, User, Mail, Phone, Lock, MapPin } from 'lucide-react';
 import { Dialog, DialogContent, DialogTitle, DialogDescription } from '@/components/ui/dialog';
 
 interface RegisterProps {
diff --git a/resources/js/pages/dashboard.tsx b/resources/js/pages/dashboard.tsx
index f9be8c7..89ad930 100644
--- a/resources/js/pages/dashboard.tsx
+++ b/resources/js/pages/dashboard.tsx
@@ -110,7 +110,10 @@ export default function Dashboard() {
     const page = usePage<SharedData & DashboardPageProps>();
     const { metrics, upcomingEvents, recentPurchases, latestPurchase, tenant, emailVerification, locale, onboarding } = page.props;
     const { auth, supportedLocales } = page.props;
-    const translations = (page.props.translations?.dashboard ?? {}) as Record<string, unknown>;
+    const translations = useMemo(
+        () => (page.props.translations?.dashboard ?? {}) as Record<string, unknown>,
+        [page.props.translations?.dashboard],
+    );
 
     const [verificationSent, setVerificationSent] = useState(false);
     const [sendingVerification, setSendingVerification] = useState(false);
@@ -285,7 +288,7 @@ export default function Dashboard() {
 
         try {
             return currencyFormatter.format(price);
-        } catch (error) {
+        } catch {
             return `${price.toFixed(2)} €`;
         }
     };
@@ -669,4 +672,4 @@ export default function Dashboard() {
     );
 }
 
-(Dashboard as any).layout = (page: ReactNode) => page;
+Object.assign(Dashboard, { layout: (page: ReactNode) => page });
diff --git a/resources/js/pages/marketing/Blog.tsx b/resources/js/pages/marketing/Blog.tsx
index e721d92..32ac0ab 100644
--- a/resources/js/pages/marketing/Blog.tsx
+++ b/resources/js/pages/marketing/Blog.tsx
@@ -50,7 +50,10 @@ const MarkdownPreview: React.FC<{ html?: string; fallback?: string; className?:
 const Blog: React.FC<Props> = ({ posts }) => {
   const { localizedPath } = useLocalizedRoutes();
   const { props } = usePage<{ supportedLocales?: string[] }>();
-  const supportedLocales = props.supportedLocales && props.supportedLocales.length > 0 ? props.supportedLocales : ['de', 'en'];
+  const supportedLocales = useMemo(
+    () => (props.supportedLocales && props.supportedLocales.length > 0 ? props.supportedLocales : ['de', 'en']),
+    [props.supportedLocales]
+  );
   const { t, i18n } = useTranslation('marketing');
   const locale = i18n.language || 'de';
   const articles = posts?.data ?? [];
@@ -116,7 +119,7 @@ const Blog: React.FC<Props> = ({ posts }) => {
         return localizedPath(raw);
       }
     },
-    [localizedPath]
+    [localizedPath, supportedLocales]
   );
 
   const renderPagination = () => {
diff --git a/resources/js/pages/marketing/Kontakt.tsx b/resources/js/pages/marketing/Kontakt.tsx
index b2da1c8..ef23226 100644
--- a/resources/js/pages/marketing/Kontakt.tsx
+++ b/resources/js/pages/marketing/Kontakt.tsx
@@ -11,7 +11,7 @@ const Kontakt: React.FC = () => {
     message: '',
   });
 
-  const { flash } = usePage().props as any;
+  const { flash } = usePage<{ flash?: { success?: string } }>().props;
   const { t } = useTranslation('marketing');
   const { localizedPath } = useLocalizedRoutes();
 
diff --git a/resources/js/pages/marketing/Packages.tsx b/resources/js/pages/marketing/Packages.tsx
index 176784b..8067d58 100644
--- a/resources/js/pages/marketing/Packages.tsx
+++ b/resources/js/pages/marketing/Packages.tsx
@@ -1,22 +1,20 @@
 import React, { useState, useEffect, useMemo, useRef, useLayoutEffect } from 'react';
-import { Head, Link, usePage } from '@inertiajs/react';
+import { Link } from '@inertiajs/react';
 import { useTranslation } from 'react-i18next';
 import type { TFunction } from 'i18next';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
 import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from '@/components/ui/table';
-import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
 import { Accordion, AccordionContent, AccordionItem, AccordionTrigger } from '@/components/ui/accordion';
 import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from '@/components/ui/card';
 import { Sheet, SheetContent } from '@/components/ui/sheet';
-import { Separator } from '@/components/ui/separator';
 import { cn } from '@/lib/utils';
 import MarketingLayout from '@/layouts/mainWebsite';
 import { useAnalytics } from '@/hooks/useAnalytics';
 import { useCtaExperiment } from '@/hooks/useCtaExperiment';
 import { useLocalizedRoutes } from '@/hooks/useLocalizedRoutes';
-import { ArrowRight, ShoppingCart, Check, Users, Image, Shield, Star, Sparkles } from 'lucide-react';
+import { ArrowRight, Check, Shield, Star, Sparkles } from 'lucide-react';
 
 interface Package {
   id: number;
@@ -214,14 +212,11 @@ interface PackagesProps {
 const Packages: React.FC<PackagesProps> = ({ endcustomerPackages, resellerPackages }) => {
   const [open, setOpen] = useState(false);
   const [selectedPackage, setSelectedPackage] = useState<Package | null>(null);
-  const [currentStep, setCurrentStep] = useState<'overview' | 'testimonials'>('overview');
   const [isMobile, setIsMobile] = useState(false);
   const dialogScrollRef = useRef<HTMLDivElement | null>(null);
   const dialogHeadingRef = useRef<HTMLDivElement | null>(null);
   const mobileEndcustomerRef = useRef<HTMLDivElement | null>(null);
   const mobileResellerRef = useRef<HTMLDivElement | null>(null);
-  const { props } = usePage();
-  const { auth } = props as any;
   const { localizedPath } = useLocalizedRoutes();
   const { t } = useTranslation('marketing');
   const { t: tCommon } = useTranslation('common');
@@ -278,10 +273,18 @@ const Packages: React.FC<PackagesProps> = ({ endcustomerPackages, resellerPackag
     const media = window.matchMedia('(max-width: 768px)');
     const update = () => setIsMobile(media.matches);
     update();
-    media.addEventListener ? media.addEventListener('change', update) : media.addListener(update);
+    if (media.addEventListener) {
+      media.addEventListener('change', update);
+    } else {
+      media.addListener(update);
+    }
 
     return () => {
-      media.removeEventListener ? media.removeEventListener('change', update) : media.removeListener(update);
+      if (media.removeEventListener) {
+        media.removeEventListener('change', update);
+      } else {
+        media.removeListener(update);
+      }
     };
   }, []);
 
@@ -403,7 +406,6 @@ function selectHighlightPackageId(packages: Package[]): number | null {
       value: pkg.price,
     });
     setSelectedPackage(pkg);
-    setCurrentStep('overview');
     setOpen(true);
   };
 
@@ -418,20 +420,6 @@ function selectHighlightPackageId(packages: Package[]): number | null {
 
   // nextStep entfernt, da Tabs nun parallel sind
 
-const getFeatureIcon = (feature: string) => {
-  switch (feature) {
-    case 'basic_uploads': return <Image className="w-4 h-4" />;
-    case 'unlimited_sharing': return <ArrowRight className="w-4 h-4" />;
-    case 'no_watermark': return <Shield className="w-4 h-4" />;
-      case 'custom_tasks': return <Check className="w-4 h-4" />;
-      case 'advanced_analytics': return <Star className="w-4 h-4" />;
-      case 'priority_support': return <Users className="w-4 h-4" />;
-      case 'reseller_dashboard': return <ShoppingCart className="w-4 h-4" />;
-      case 'custom_branding': return <Image className="w-4 h-4" />;
-    default: return <Check className="w-4 h-4" />;
-  }
-};
-
 const getAccentTheme = (variant: 'endcustomer' | 'reseller') =>
   variant === 'reseller'
     ? {
diff --git a/resources/js/pages/marketing/Success.tsx b/resources/js/pages/marketing/Success.tsx
index d50137a..76eaeb6 100644
--- a/resources/js/pages/marketing/Success.tsx
+++ b/resources/js/pages/marketing/Success.tsx
@@ -1,6 +1,5 @@
 import React from 'react';
 import { usePage, router } from '@inertiajs/react';
-import { Head } from '@inertiajs/react';
 import { useTranslation } from 'react-i18next';
 import MarketingLayout from '@/layouts/mainWebsite';
 import { Loader } from 'lucide-react';
@@ -8,7 +7,7 @@ import { useLocalizedRoutes } from '@/hooks/useLocalizedRoutes';
 import { ADMIN_HOME_PATH } from '@/admin/constants';
 
 const Success: React.FC = () => {
-  const { auth } = usePage().props as any;
+  const { auth } = usePage<{ auth: { user?: { email_verified_at?: string | null } } }>().props;
   const { t } = useTranslation('success');
   const { localizedPath } = useLocalizedRoutes();
 
diff --git a/resources/js/pages/marketing/checkout/CheckoutWizard.tsx b/resources/js/pages/marketing/checkout/CheckoutWizard.tsx
index e27cd7c..162500f 100644
--- a/resources/js/pages/marketing/checkout/CheckoutWizard.tsx
+++ b/resources/js/pages/marketing/checkout/CheckoutWizard.tsx
@@ -104,7 +104,10 @@ const WizardBody: React.FC<{
     [t]
   );
 
-  const currentIndex = useMemo(() => stepConfig.findIndex((step) => step.id === currentStep), [currentStep]);
+  const currentIndex = useMemo(
+    () => stepConfig.findIndex((step) => step.id === currentStep),
+    [currentStep, stepConfig]
+  );
   const progress = useMemo(() => {
     if (currentIndex < 0) {
       return 0;
diff --git a/resources/js/pages/marketing/checkout/WizardContext.tsx b/resources/js/pages/marketing/checkout/WizardContext.tsx
index e395942..3b2dd70 100644
--- a/resources/js/pages/marketing/checkout/WizardContext.tsx
+++ b/resources/js/pages/marketing/checkout/WizardContext.tsx
@@ -5,7 +5,7 @@ interface CheckoutState {
   currentStep: CheckoutStepId;
   selectedPackage: CheckoutPackage | null;
   packageOptions: CheckoutPackage[];
-  authUser: any;
+  authUser: unknown;
   isAuthenticated: boolean;
   paymentIntent: string | null;
   loading: boolean;
@@ -19,7 +19,7 @@ interface CheckoutWizardContextType {
   packageOptions: CheckoutPackage[];
   currentStep: CheckoutStepId;
   isAuthenticated: boolean;
-  authUser: any;
+  authUser: unknown;
   paddleConfig?: {
     environment?: string | null;
     client_token?: string | null;
@@ -27,7 +27,7 @@ interface CheckoutWizardContextType {
   paymentCompleted: boolean;
   selectPackage: (pkg: CheckoutPackage) => void;
   setSelectedPackage: (pkg: CheckoutPackage) => void;
-  setAuthUser: (user: any) => void;
+  setAuthUser: (user: unknown) => void;
   nextStep: () => void;
   prevStep: () => void;
   previousStep: () => void;
@@ -56,7 +56,7 @@ const initialState: CheckoutState = {
 
 type CheckoutAction =
   | { type: 'SELECT_PACKAGE'; payload: CheckoutPackage }
-  | { type: 'SET_AUTH_USER'; payload: any }
+  | { type: 'SET_AUTH_USER'; payload: unknown }
   | { type: 'NEXT_STEP' }
   | { type: 'PREV_STEP' }
   | { type: 'GO_TO_STEP'; payload: CheckoutStepId }
@@ -72,19 +72,23 @@ function checkoutReducer(state: CheckoutState, action: CheckoutAction): Checkout
     case 'SET_AUTH_USER':
       return { ...state, authUser: action.payload, isAuthenticated: Boolean(action.payload) };
     case 'NEXT_STEP':
-      const steps: CheckoutStepId[] = ['package', 'auth', 'payment', 'confirmation'];
-      const currentIndex = steps.indexOf(state.currentStep);
-      if (currentIndex < steps.length - 1) {
-        return { ...state, currentStep: steps[currentIndex + 1] };
+      {
+        const steps: CheckoutStepId[] = ['package', 'auth', 'payment', 'confirmation'];
+        const currentIndex = steps.indexOf(state.currentStep);
+        if (currentIndex < steps.length - 1) {
+          return { ...state, currentStep: steps[currentIndex + 1] };
+        }
+        return state;
       }
-      return state;
     case 'PREV_STEP':
-      const prevSteps: CheckoutStepId[] = ['package', 'auth', 'payment', 'confirmation'];
-      const prevIndex = prevSteps.indexOf(state.currentStep);
-      if (prevIndex > 0) {
-        return { ...state, currentStep: prevSteps[prevIndex - 1] };
+      {
+        const prevSteps: CheckoutStepId[] = ['package', 'auth', 'payment', 'confirmation'];
+        const prevIndex = prevSteps.indexOf(state.currentStep);
+        if (prevIndex > 0) {
+          return { ...state, currentStep: prevSteps[prevIndex - 1] };
+        }
+        return state;
       }
-      return state;
     case 'GO_TO_STEP':
       return { ...state, currentStep: action.payload };
     case 'UPDATE_PAYMENT_INTENT':
@@ -105,7 +109,7 @@ interface CheckoutWizardProviderProps {
   initialPackage?: CheckoutPackage;
   packageOptions?: CheckoutPackage[];
   initialStep?: CheckoutStepId;
-  initialAuthUser?: any;
+  initialAuthUser?: unknown;
   initialIsAuthenticated?: boolean;
   paddle?: {
     environment?: string | null;
@@ -173,7 +177,7 @@ export function CheckoutWizardProvider({
     dispatch({ type: 'SELECT_PACKAGE', payload: pkg });
   }, []);
 
-  const setAuthUser = useCallback((user: any) => {
+  const setAuthUser = useCallback((user: unknown) => {
     dispatch({ type: 'SET_AUTH_USER', payload: user });
   }, []);
 
diff --git a/resources/js/pages/marketing/checkout/steps/AuthStep.tsx b/resources/js/pages/marketing/checkout/steps/AuthStep.tsx
index 17935e2..558a647 100644
--- a/resources/js/pages/marketing/checkout/steps/AuthStep.tsx
+++ b/resources/js/pages/marketing/checkout/steps/AuthStep.tsx
@@ -39,7 +39,7 @@ export const AuthStep: React.FC<AuthStepProps> = ({ privacyHtml, googleProfile,
   const page = usePage<{ locale?: string }>();
   const locale = page.props.locale ?? "de";
   const googleAuth = useMemo<GoogleAuthFlash>(() => {
-    const props = page.props as Record<string, any>;
+    const props = page.props as { googleAuth?: GoogleAuthFlash };
     return props.googleAuth ?? {};
   }, [page.props]);
   const { isAuthenticated, authUser, setAuthUser, nextStep, selectedPackage } = useCheckoutWizard();
diff --git a/resources/js/pages/marketing/checkout/steps/ConfirmationStep.tsx b/resources/js/pages/marketing/checkout/steps/ConfirmationStep.tsx
index ed299ff..dba4903 100644
--- a/resources/js/pages/marketing/checkout/steps/ConfirmationStep.tsx
+++ b/resources/js/pages/marketing/checkout/steps/ConfirmationStep.tsx
@@ -8,10 +8,9 @@ import { cn } from "@/lib/utils";
 
 interface ConfirmationStepProps {
   onViewProfile?: () => void;
-  onGoToAdmin?: () => void;
 }
 
-export const ConfirmationStep: React.FC<ConfirmationStepProps> = ({ onViewProfile, onGoToAdmin }) => {
+export const ConfirmationStep: React.FC<ConfirmationStepProps> = ({ onViewProfile }) => {
   const { t } = useTranslation('marketing');
   const { selectedPackage } = useCheckoutWizard();
   const handleProfile = React.useCallback(() => {
@@ -22,14 +21,6 @@ export const ConfirmationStep: React.FC<ConfirmationStepProps> = ({ onViewProfil
     window.location.href = '/settings/profile';
   }, [onViewProfile]);
 
-  const handleAdmin = React.useCallback(() => {
-    if (typeof onGoToAdmin === 'function') {
-      onGoToAdmin();
-      return;
-    }
-    window.location.href = '/event-admin';
-  }, [onGoToAdmin]);
-
   const packageName = selectedPackage?.name ?? '';
 
   const onboardingItems = [
diff --git a/resources/js/pages/marketing/checkout/steps/PackageStep.tsx b/resources/js/pages/marketing/checkout/steps/PackageStep.tsx
index 5b0bb14..26947c9 100644
--- a/resources/js/pages/marketing/checkout/steps/PackageStep.tsx
+++ b/resources/js/pages/marketing/checkout/steps/PackageStep.tsx
@@ -149,17 +149,10 @@ export const PackageStep: React.FC = () => {
   const { t } = useTranslation('marketing');
   const { selectedPackage, packageOptions, setSelectedPackage, resetPaymentState } = useCheckoutWizard();
 
-
-  // Early return if no package is selected
-  if (!selectedPackage) {
-    return (
-      <div className="text-center py-8">
-        <p className="text-muted-foreground">{t('checkout.package_step.no_package_selected')}</p>
-      </div>
-    );
-  }
-
   const comparablePackages = useMemo(() => {
+    if (!selectedPackage) {
+      return [];
+    }
     // Filter by type and sort: free packages first, then by price ascending
     return packageOptions
       .filter((pkg: CheckoutPackage) => pkg.type === selectedPackage.type)
@@ -180,6 +173,14 @@ export const PackageStep: React.FC = () => {
     resetPaymentState();
   };
 
+  if (!selectedPackage) {
+    return (
+      <div className="text-center py-8">
+        <p className="text-muted-foreground">{t('checkout.package_step.no_package_selected')}</p>
+      </div>
+    );
+  }
+
   return (
     <div className="grid gap-8 lg:grid-cols-[2fr_1fr]">
       <div className="space-y-6">
diff --git a/resources/js/pages/marketing/checkout/steps/PaymentStep.tsx b/resources/js/pages/marketing/checkout/steps/PaymentStep.tsx
index a64b186..76c0742 100644
--- a/resources/js/pages/marketing/checkout/steps/PaymentStep.tsx
+++ b/resources/js/pages/marketing/checkout/steps/PaymentStep.tsx
@@ -139,7 +139,7 @@ export const PaymentStep: React.FC = () => {
   const [couponLoading, setCouponLoading] = useState(false);
   const paddleRef = useRef<typeof window.Paddle | null>(null);
   const checkoutContainerRef = useRef<HTMLDivElement | null>(null);
-  const eventCallbackRef = useRef<(event: any) => void>();
+  const eventCallbackRef = useRef<(event: Record<string, unknown>) => void>();
   const hasAutoAppliedCoupon = useRef(false);
   const checkoutContainerClass = 'paddle-checkout-container';
 
@@ -149,7 +149,6 @@ export const PaymentStep: React.FC = () => {
   }, [i18n.language]);
 
   const isFree = useMemo(() => (selectedPackage ? Number(selectedPackage.price) <= 0 : false), [selectedPackage]);
-  const hasCoupon = Boolean(couponPreview);
 
   const applyCoupon = useCallback(async (code: string) => {
     if (!selectedPackage) {
@@ -339,7 +338,7 @@ export const PaymentStep: React.FC = () => {
         console.info('[Checkout] Hosted checkout response', { status: response.status, rawBody });
       }
 
-      let data: any = null;
+      let data: { checkout_url?: string; message?: string } | null = null;
       try {
         data = rawBody && rawBody.trim().startsWith('{') ? JSON.parse(rawBody) : null;
       } catch (parseError) {
@@ -354,7 +353,7 @@ export const PaymentStep: React.FC = () => {
         if (/^https?:\/\//i.test(trimmed)) {
           checkoutUrl = trimmed;
         } else if (trimmed.startsWith('<')) {
-          const match = trimmed.match(/https?:\/\/["'a-zA-Z0-9._~:\/?#\[\]@!$&'()*+,;=%-]+/);
+          const match = trimmed.match(/https?:\/\/["'a-zA-Z0-9._~:/?#@!$&'()*+,;=%-]+/);
           if (match) {
             checkoutUrl = match[0];
           }
@@ -444,7 +443,7 @@ export const PaymentStep: React.FC = () => {
                 locale: paddleLocale,
               },
             },
-            eventCallback: (event: any) => eventCallbackRef.current?.(event),
+          eventCallback: (event: Record<string, unknown>) => eventCallbackRef.current?.(event),
           });
 
           inlineReady = true;
diff --git a/resources/js/pages/settings/profile.tsx b/resources/js/pages/settings/profile.tsx
index 3b427d3..5f58eb0 100644
--- a/resources/js/pages/settings/profile.tsx
+++ b/resources/js/pages/settings/profile.tsx
@@ -43,6 +43,23 @@ export default function Profile({ mustVerifyEmail, status }: { mustVerifyEmail:
                     >
                         {({ processing, recentlySuccessful, errors }) => (
                             <>
+                                <div className="grid gap-2">
+                                    <Label htmlFor="name">{t('auth.settings.profile.name', 'Name')}</Label>
+
+                                    <Input
+                                      id="name"
+                                      type="text"
+                                      className="mt-1 block w-full"
+                                      defaultValue={auth.user.name ?? ''}
+                                      name="name"
+                                      required
+                                      autoComplete="name"
+                                      placeholder={t('auth.settings.profile.name_placeholder', 'Dein Name')}
+                                    />
+
+                                    <InputError className="mt-2" message={errors.name} />
+                                </div>
+
                                 <div className="grid gap-2">
                                     <Label htmlFor="email">{t('auth.settings.profile.email', 'Email address')}</Label>
 
@@ -66,7 +83,7 @@ export default function Profile({ mustVerifyEmail, status }: { mustVerifyEmail:
                                     <Input
                                       id="username"
                                       className="mt-1 block w-full"
-                                      defaultValue={(auth.user as any).username ?? ''}
+                                      defaultValue={auth.user?.username ?? ''}
                                       name="username"
                                       autoComplete="username"
                                       placeholder={t('auth.settings.profile.username_placeholder')}
@@ -81,7 +98,7 @@ export default function Profile({ mustVerifyEmail, status }: { mustVerifyEmail:
                                     <select
                                         id="preferred_locale"
                                         name="preferred_locale"
-                                        defaultValue={(auth.user as any).preferred_locale ?? 'en'}
+                                        defaultValue={auth.user?.preferred_locale ?? 'en'}
                                         className="mt-1 block w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50"
                                     >
                                         {(supportedLocales ?? ['de', 'en']).map((l) => (
diff --git a/tests/ui/helpers/test-fixtures.ts b/tests/ui/helpers/test-fixtures.ts
index 2b1a2ae..b80eb14 100644
--- a/tests/ui/helpers/test-fixtures.ts
+++ b/tests/ui/helpers/test-fixtures.ts
@@ -1,3 +1,4 @@
+/* eslint-disable react-hooks/rules-of-hooks */
 import 'dotenv/config';
 import { test as base, expect, Page, APIRequestContext, APIResponse } from '@playwright/test';
 
@@ -80,7 +81,7 @@ const tenantAdminEmail = process.env.E2E_TENANT_EMAIL ?? 'hello@lumen-moments.de
 const tenantAdminPassword = process.env.E2E_TENANT_PASSWORD ?? 'Demo1234!';
 
 export const test = base.extend<TenantAdminFixtures & TestingApiFixtures>({
-  tenantAdminCredentials: async ({}, use) => {
+  tenantAdminCredentials: async (_context, use) => {
     if (!tenantAdminEmail || !tenantAdminPassword) {
       await use(null);
       return;
diff --git a/tests/ui/purchase/homepage-links.test.ts b/tests/ui/purchase/homepage-links.test.ts
index 5e8fae4..d2c0bb3 100644
--- a/tests/ui/purchase/homepage-links.test.ts
+++ b/tests/ui/purchase/homepage-links.test.ts
@@ -1,4 +1,4 @@
-import { test, expect } from '@playwright/test';
+import { test, expect, type Response, type ConsoleMessage } from '@playwright/test';
 
 test.describe('Homepage Links Test', () => {
   test('Click all links on homepage and check for errors', async ({ page }) => {
@@ -47,7 +47,7 @@ test.describe('Homepage Links Test', () => {
       // For each link, create temporary listeners
       const linkFailedRequests: { url: string; status: number }[] = [];
       const linkConsoleErrors: string[] = [];
-      const linkResponseHandler = (response: any) => {
+      const linkResponseHandler = (response: Response) => {
         if (response.status() >= 400) {
           linkFailedRequests.push({
             url: response.url(),
@@ -55,7 +55,7 @@ test.describe('Homepage Links Test', () => {
           });
         }
       };
-      const linkConsoleHandler = (msg: any) => {
+      const linkConsoleHandler = (msg: ConsoleMessage) => {
         if (msg.type() === 'error') {
           linkConsoleErrors.push(msg.text());
         }
@@ -103,4 +103,4 @@ test.describe('Homepage Links Test', () => {
 
     console.log('All links tested successfully.');
   });
-});
\ No newline at end of file
+});
diff --git a/tests/ui/purchase/package-flow.test.ts b/tests/ui/purchase/package-flow.test.ts
index f8c5cf4..ae7ec6c 100644
--- a/tests/ui/purchase/package-flow.test.ts
+++ b/tests/ui/purchase/package-flow.test.ts
@@ -1,5 +1,4 @@
 import { test, expect } from '@playwright/test';
-import { chromium } from 'playwright';
 
 test.describe('Package Flow in Admin PWA', () => {
   test('Create event with package and verify limits', async ({ page }) => {