fix(auth): change allowed domain from @craze.de to @craze-group.com

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/components/LoginPage.tsx

@@ -51,7 +51,7 @@ export function LoginPage({ onLogin }: LoginPageProps) {
               type="email"
               value={email}
               onChange={e => setEmail(e.target.value)}
-              placeholder="you@craze.de"
+              placeholder="you@craze-group.com"
               required
               autoFocus
               className="w-full bg-slate-900 border border-slate-700 rounded-md px-3 py-2.5 text-sm text-white placeholder-slate-500 focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500 transition-colors"

src/lib/auth.ts

@@ -1,6 +1,6 @@
 const SUPABASE_URL = 'https://hwithddwaapyhnfwcesj.supabase.co';
 const SUPABASE_ANON_KEY = 'sb_publishable_fGXkh0bSrAOqSk2jWKAzSg_NJD9YPCv';
-const ALLOWED_DOMAIN = '@craze.de';
+const ALLOWED_DOMAIN = '@craze-group.com';
 const SESSION_KEY = 'craze_auth_session';
 
 export interface AuthSession {