UI: Remote-Modal und sp-loading Styling verbessern

- sp-loading: Flexbox-Layout statt text-align center
- Remote-Modal: Powershell-Befehl immer sichtbar (nicht nur bei leerer Liste)
- remote-card-content: Padding ergänzt

wwwroot/css/chat.css

@@ -869,8 +869,11 @@
 }
 
 .sp-loading {
-  text-align: center;
-  padding: var(--page-padding);
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: var(--badge-spacing);
+  padding: var(--box-padding);
 }
 
 .sp-loading code {

wwwroot/css/form.css

@@ -888,7 +888,7 @@ a.admin-user-meta {
 .event-scanner-log { white-space: pre-line }
 
 .remote-hint { font-size: var(--font-size); opacity: var(--semi-transparent); margin-bottom: var(--box-spacing) }
-.remote-card-content { font-size: var(--font-size); display: flex; align-items: center; gap: var(--box-spacing) }
+.remote-card-content { font-size: var(--font-size); display: flex; align-items: center; gap: var(--box-spacing); padding: var(--box-padding) }
 .remote-card-info { flex: 1; opacity: var(--semi-transparent) }
 .none-card-image { display: flex; align-items: center; justify-content: center }
 .none-card-icon { font-size: 2em; opacity: var(--semi-transparent) }

wwwroot/js/modals.js

@@ -322,21 +322,16 @@ async function showRemoteModal(sessionId) {
       const connections = await apiGetRemoteConnections();
       body.innerHTML = '';
 
-      if (!connections || connections.length === 0) {
       var empty = document.createElement('div');
       empty.className = 'sp-loading';
-        empty.innerHTML = 'Keine Remote-Verbindungen aktiv.<br><br>' +
-          '<span>Auf dem Windows-PC ausführen:<br>' +
-          '<code>irm ' + esc(location.origin) + '/remote | iex</code></span>';
+      empty.innerHTML = '<div>Powershell-Befehl unter Windows ausführen</div>' +
+        '<code>irm ' + esc(location.origin) + '/remote | iex</code>';
       body.appendChild(empty);
+
+      if (!connections || connections.length === 0) {
         return;
       }
 
-      var hint = document.createElement('div');
-      hint.className = 'remote-hint';
-      hint.textContent = 'Verbindung auswählen um Remote-Befehle in dieser Session zu ermöglichen:';
-      body.appendChild(hint);
-
       for (var i = 0; i < connections.length; i++) {
         var conn = connections[i];
         var card = document.createElement('div');