nueva pantalla molona

lib/pantallas/pantalla_lobby_host.dart

@@ -53,6 +53,8 @@ class _PantallaLobbyHostState extends State<PantallaLobbyHost> {
           padding: const EdgeInsets.all(24),
           child: Column(
             children: [
+            const _LobbySignalArt(),
+            const SizedBox(height: 12),
             EncabezadoFarolero(
               icono: Icons.wifi_tethering,
               titulo: widget.nombreSala,
@@ -91,7 +93,7 @@ class _PantallaLobbyHostState extends State<PantallaLobbyHost> {
                         Positioned.fill(
                           child: IgnorePointer(
                             child: Image.asset(
-                              'assets/ui/premium/qr_frame_overlay.png',
+                              'assets/ui/generated/join_lobby/qr_frame.png',
                               fit: BoxFit.cover,
                             ),
                           ),
@@ -365,3 +367,20 @@ class _PantallaLobbyHostState extends State<PantallaLobbyHost> {
     }
   }
 }
+
+class _LobbySignalArt extends StatelessWidget {
+  const _LobbySignalArt();
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      height: 104,
+      width: double.infinity,
+      child: Image.asset(
+        'assets/ui/generated/join_lobby/signal_art.png',
+        fit: BoxFit.contain,
+        opacity: const AlwaysStoppedAnimation(0.90),
+      ),
+    );
+  }
+}