resolve issues with new features

frontend/src/pages/Mitglieder.tsx

@@ -33,6 +33,7 @@ import {
 } from '@mui/icons-material';
 import { useNavigate } from 'react-router-dom';
 import DashboardLayout from '../components/dashboard/DashboardLayout';
+import { useLayout } from '../contexts/LayoutContext';
 import { useAuth } from '../contexts/AuthContext';
 import { membersService } from '../services/members';
 import {
@@ -74,7 +75,7 @@ function useDebounce<T>(value: T, delay: number): T {
 function Mitglieder() {
   const navigate = useNavigate();
   const { user } = useAuth();
-  const canWrite = useCanWrite();
+  const { chatPanelOpen } = useLayout();  const canWrite = useCanWrite();
 
   // --- redirect non-admin/non-kommando users to their own profile ---
   useEffect(() => {
@@ -434,7 +435,8 @@ function Mitglieder() {
             sx={{
               position: 'fixed',
               bottom: 32,
-              right: 32,
+              right: chatPanelOpen ? 376 : 80,
+              transition: 'right 225ms cubic-bezier(0.4, 0, 0.6, 1)',
               zIndex: (theme) => theme.zIndex.speedDial,
             }}
           >