diff --git a/lib/screens/login_screen.dart b/lib/screens/login_screen.dart
index 72c4653..66515ce 100644
--- a/lib/screens/login_screen.dart
+++ b/lib/screens/login_screen.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import '../services/auth_service.dart';
 import '../services/navidrome_service.dart';
 import '../utils/farb_theme.dart';
+import '../config/app_config.dart';
 import 'home_screen.dart';
 
 /// Melo Login-Screen – Schwarz+Rot Design
@@ -16,27 +17,14 @@ class LoginScreen extends StatefulWidget {
 class _LoginScreenState extends State<LoginScreen>
     with SingleTickerProviderStateMixin {
   final AuthService _auth = AuthService();
-  final NavidromeService _navidrome = NavidromeService();
 
   final _userCtrl = TextEditingController();
   final _passCtrl = TextEditingController();
-  final _urlCtrl = TextEditingController();
-  final _navUserCtrl = TextEditingController();
-  final _navPassCtrl = TextEditingController();
 
   bool _ladt = false;
   String? _status;
   bool _statusOk = false;
-  bool _zeigeNavidrome = false;
-  bool _zeigeRegistrierung = false;
   bool _passSichtbar = false;
-  bool _navPassSichtbar = false;
-  bool _regPassSichtbar = false;
-
-  // Registrierungs-Felder
-  final _regEmailCtrl = TextEditingController();
-  final _regUserCtrl = TextEditingController();
-  final _regPassCtrl = TextEditingController();
 
   late final AnimationController _animCtrl;
   late final Animation<double> _fadeAnim;
@@ -50,29 +38,12 @@ class _LoginScreenState extends State<LoginScreen>
     );
     _fadeAnim = CurvedAnimation(parent: _animCtrl, curve: Curves.easeOut);
     _animCtrl.forward();
-    _ladeGespeicherteDaten();
-  }
-
-  Future<void> _ladeGespeicherteDaten() async {
-    await _navidrome.ladeGespeicherteZugangsdaten();
-    // Navidrome-Daten für Anzeige vorbereiten
-    if (_navidrome.istVerbunden) {
-      setState(() {
-        _zeigeNavidrome = true;
-      });
-    }
   }
 
   @override
   void dispose() {
     _userCtrl.dispose();
     _passCtrl.dispose();
-    _urlCtrl.dispose();
-    _navUserCtrl.dispose();
-    _navPassCtrl.dispose();
-    _regEmailCtrl.dispose();
-    _regUserCtrl.dispose();
-    _regPassCtrl.dispose();
     _animCtrl.dispose();
     super.dispose();
   }
@@ -102,16 +73,9 @@ class _LoginScreenState extends State<LoginScreen>
 
     if (result.erfolg) {
       _setzeStatus('✅ Login erfolgreich!', ok: true);
-      // Navidrome-Credentials speichern falls eingegeben
-      if (_zeigeNavidrome) {
-        final url = _urlCtrl.text.trim();
-        final nUser = _navUserCtrl.text.trim();
-        final nPass = _navPassCtrl.text.trim();
-        if (url.isNotEmpty && nUser.isNotEmpty && nPass.isNotEmpty) {
-          await _navidrome.speichereZugangsdaten(url, nUser, nPass);
-        }
-      }
-      // Kurz warten, dann navigieren
+      // Navidrome automatisch mit gleichen Credentials syncen
+      await NavidromeService().speichereZugangsdaten(
+        AppConfig.navidromeUrl, user, pass);
       await Future.delayed(const Duration(milliseconds: 600));
       if (mounted) {
         Navigator.of(context).pushReplacement(
@@ -124,37 +88,6 @@ class _LoginScreenState extends State<LoginScreen>
     }
   }
 
-  Future<void> _registrieren() async {
-    final user = _regUserCtrl.text.trim();
-    final pass = _regPassCtrl.text.trim();
-    final email = _regEmailCtrl.text.trim();
-
-    if (user.isEmpty || pass.isEmpty) {
-      _setzeStatus('Bitte alle Felder ausfüllen');
-      return;
-    }
-
-    setState(() => _ladt = true);
-    _setzeStatus('Registriere...');
-
-    final result = await _auth.registrieren(user, pass, email);
-
-    if (!mounted) return;
-
-    if (result.erfolg) {
-      _setzeStatus('✅ Registrierung erfolgreich!', ok: true);
-      await Future.delayed(const Duration(milliseconds: 600));
-      if (mounted) {
-        Navigator.of(context).pushReplacement(
-          MaterialPageRoute(builder: (_) => const MeloHome()),
-        );
-      }
-    } else {
-      _setzeStatus('❌ ${result.fehler ?? "Registrierung fehlgeschlagen"}');
-      setState(() => _ladt = false);
-    }
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -165,7 +98,7 @@ class _LoginScreenState extends State<LoginScreen>
             padding: const EdgeInsets.symmetric(horizontal: 28, vertical: 24),
             child: FadeTransition(
               opacity: _fadeAnim,
-              child: _zeigeRegistrierung ? _buildRegister() : _buildLogin(),
+              child: _buildLogin(),
             ),
           ),
         ),
@@ -280,32 +213,6 @@ class _LoginScreenState extends State<LoginScreen>
         ),
         const SizedBox(height: 20),
 
-        // ─── Navidrome (optional) ───
-        _navidromeBereich(),
-        const SizedBox(height: 20),
-
-        // ─── Registrieren Link ───
-        Row(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: [
-            const Text(
-              'Noch keinen Account? ',
-              style: TextStyle(color: MeloTheme.textSekundaer, fontSize: 13),
-            ),
-            GestureDetector(
-              onTap: () => setState(() => _zeigeRegistrierung = true),
-              child: const Text(
-                'Registrieren',
-                style: TextStyle(
-                  color: MeloTheme.rot,
-                  fontSize: 13,
-                  fontWeight: FontWeight.w600,
-                ),
-              ),
-            ),
-          ],
-        ),
-
         // ─── Offline-Modus ───
         const SizedBox(height: 16),
         GestureDetector(
@@ -324,98 +231,6 @@ class _LoginScreenState extends State<LoginScreen>
     );
   }
 
-  Widget _buildRegister() {
-    return Column(
-      mainAxisSize: MainAxisSize.min,
-      children: [
-        _logoBereich(klein: true),
-        const SizedBox(height: 28),
-
-        Container(
-          width: double.infinity,
-          padding: const EdgeInsets.all(24),
-          decoration: BoxDecoration(
-            color: MeloTheme.dunkel1,
-            borderRadius: BorderRadius.circular(20),
-            border: Border.all(color: MeloTheme.dunkel2),
-          ),
-          child: Column(
-            crossAxisAlignment: CrossAxisAlignment.start,
-            children: [
-              const Text(
-                'Registrieren',
-                style: TextStyle(color: Colors.white, fontSize: 20, fontWeight: FontWeight.w700),
-              ),
-              const SizedBox(height: 20),
-
-              _eingabeFeld(
-                controller: _regUserCtrl,
-                label: 'Benutzername',
-                icon: Icons.person_outline,
-              ),
-              const SizedBox(height: 14),
-              _eingabeFeld(
-                controller: _regEmailCtrl,
-                label: 'E-Mail (optional)',
-                icon: Icons.email_outlined,
-                keyboardType: TextInputType.emailAddress,
-              ),
-              const SizedBox(height: 14),
-              _eingabeFeld(
-                controller: _regPassCtrl,
-                label: 'Passwort',
-                icon: Icons.lock_outline,
-                istPasswort: true,
-                passSichtbar: _regPassSichtbar,
-                onPasswortToggle: () => setState(() => _regPassSichtbar = !_regPassSichtbar),
-              ),
-              const SizedBox(height: 24),
-
-              SizedBox(
-                width: double.infinity,
-                height: 50,
-                child: ElevatedButton(
-                  onPressed: _ladt ? null : _registrieren,
-                  style: ElevatedButton.styleFrom(
-                    backgroundColor: MeloTheme.rot,
-                    disabledBackgroundColor: MeloTheme.dunkel2,
-                    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(14)),
-                    elevation: 0,
-                  ),
-                  child: _ladt
-                      ? const SizedBox(
-                          width: 22, height: 22,
-                          child: CircularProgressIndicator(strokeWidth: 2.5, color: Colors.white),
-                        )
-                      : const Text('Registrieren',
-                          style: TextStyle(color: Colors.white, fontSize: 16, fontWeight: FontWeight.w600)),
-                ),
-              ),
-
-              if (_status != null) ...[
-                const SizedBox(height: 16),
-                _statusWidget(),
-              ],
-            ],
-          ),
-        ),
-        const SizedBox(height: 16),
-        GestureDetector(
-          onTap: () {
-            setState(() {
-              _zeigeRegistrierung = false;
-              _status = null;
-            });
-          },
-          child: const Text(
-            '← Zurück zum Login',
-            style: TextStyle(color: MeloTheme.rot, fontSize: 13, fontWeight: FontWeight.w600),
-          ),
-        ),
-      ],
-    );
-  }
-
   Widget _logoBereich({bool klein = false}) {
     return Column(
       children: [
@@ -469,88 +284,6 @@ class _LoginScreenState extends State<LoginScreen>
     );
   }
 
-  Widget _navidromeBereich() {
-    return Column(
-      children: [
-        // Toggle
-        GestureDetector(
-          onTap: () => setState(() => _zeigeNavidrome = !_zeigeNavidrome),
-          child: Container(
-            padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 10),
-            decoration: BoxDecoration(
-              color: MeloTheme.dunkel1,
-              borderRadius: BorderRadius.circular(12),
-              border: Border.all(color: MeloTheme.dunkel2),
-            ),
-            child: Row(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                Icon(
-                  _zeigeNavidrome ? Icons.dns : Icons.dns_outlined,
-                  color: _zeigeNavidrome ? MeloTheme.rot : MeloTheme.textSekundaer,
-                  size: 18,
-                ),
-                const SizedBox(width: 8),
-                Text(
-                  '🌐 Navidrome Server',
-                  style: TextStyle(
-                    color: _zeigeNavidrome ? Colors.white : MeloTheme.textSekundaer,
-                    fontSize: 13,
-                  ),
-                ),
-                const SizedBox(width: 6),
-                Icon(
-                  _zeigeNavidrome ? Icons.keyboard_arrow_up : Icons.keyboard_arrow_down,
-                  color: MeloTheme.textSekundaer,
-                  size: 16,
-                ),
-              ],
-            ),
-          ),
-        ),
-
-        // Erweiterte Navidrome-Felder
-        if (_zeigeNavidrome) ...[
-          const SizedBox(height: 12),
-          Container(
-            width: double.infinity,
-            padding: const EdgeInsets.all(16),
-            decoration: BoxDecoration(
-              color: MeloTheme.dunkel1,
-              borderRadius: BorderRadius.circular(14),
-              border: Border.all(color: MeloTheme.dunkel2),
-            ),
-            child: Column(
-              children: [
-                _eingabeFeld(
-                  controller: _urlCtrl,
-                  label: 'Server-URL',
-                  icon: Icons.link,
-                  hint: 'https://musik.baka-net.de',
-                ),
-                const SizedBox(height: 12),
-                _eingabeFeld(
-                  controller: _navUserCtrl,
-                  label: 'Navidrome Benutzer',
-                  icon: Icons.person_outline,
-                ),
-                const SizedBox(height: 12),
-                _eingabeFeld(
-                  controller: _navPassCtrl,
-                  label: 'Navidrome Passwort',
-                  icon: Icons.lock_outline,
-                  istPasswort: true,
-                  passSichtbar: _navPassSichtbar,
-                  onPasswortToggle: () => setState(() => _navPassSichtbar = !_navPassSichtbar),
-                ),
-              ],
-            ),
-          ),
-        ],
-      ],
-    );
-  }
-
   Widget _statusWidget() {
     return Container(
       width: double.infinity,