fix(dashboard): Löschbutton und Badge auf Logbuch-Karten trennen

Aktions-Spalte im Flex-Layout statt absoluter Positionierung, mit responsivem Stacking auf schmalen Viewports.

Co-authored-by: Cursor <cursoragent@cursor.com>

client/src/App.css

@@ -1248,7 +1248,7 @@ html.scheme-dark .themed-select-option.is-selected {
   border-radius: var(--app-radius-card);
   padding: 20px;
   display: flex;
-  align-items: center;
+  align-items: flex-start;
   gap: 16px;
   cursor: pointer;
   position: relative;
@@ -1292,10 +1292,44 @@ html.scheme-dark .themed-select-option.is-selected {
   flex-wrap: wrap;
   align-items: center;
   gap: 8px;
+  min-width: 0;
 }
 
 .card-title-row h3 {
   margin: 0;
+  flex: 1 1 8rem;
+  min-width: 0;
+  max-width: 100%;
+}
+
+.card-title-row .role-badge {
+  flex-shrink: 0;
+}
+
+.logbook-card-actions {
+  flex-shrink: 0;
+  align-self: flex-start;
+  display: flex;
+  align-items: center;
+  margin-top: -2px;
+}
+
+.logbook-card-actions .btn-delete {
+  position: static;
+  top: auto;
+  right: auto;
+  opacity: 0;
+}
+
+.logbook-card:hover .logbook-card-actions .btn-delete,
+.logbook-card:focus-within .logbook-card-actions .btn-delete {
+  opacity: 1;
+}
+
+@media (hover: none), (pointer: coarse) {
+  .logbook-card-actions .btn-delete {
+    opacity: 1;
+  }
 }
 
 .logbook-title-editable {
@@ -1309,8 +1343,9 @@ html.scheme-dark .themed-select-option.is-selected {
 }
 
 .logbook-title-inline-edit {
-  flex: 1;
+  flex: 1 1 8rem;
   min-width: 0;
+  max-width: 100%;
   margin: 0;
   padding: 2px 8px;
   font-size: 16px;
@@ -2071,15 +2106,28 @@ html.scheme-dark .themed-select-option.is-selected {
   }
 
   .logbook-card {
-    flex-wrap: wrap;
+    flex-wrap: nowrap;
     padding: 16px;
     gap: 12px;
   }
 
+  .logbook-card-actions {
+    margin-top: 0;
+  }
+
+  .logbook-card-actions .btn-delete {
+    opacity: 1;
+  }
+
   .card-meta {
     flex-wrap: wrap;
   }
 
+  .card-title-row h3,
+  .logbook-title-inline-edit {
+    flex-basis: 100%;
+  }
+
   .card-info h3 {
     white-space: normal;
     word-break: break-word;

client/src/components/LogbookDashboard.tsx

@@ -222,15 +222,20 @@ export default function LogbookDashboard({ onSelectLogbook, onLogout, onOpenProf
         </div>
       </div>
 
+      {!lb.isShared && (
+        <div className="logbook-card-actions">
           <button
+            type="button"
             className="btn-delete"
             onClick={(e) => handleDelete(lb.id, e)}
             title={t('dashboard.delete_btn')}
-        style={{ visibility: lb.isShared ? 'hidden' : 'visible' }}
+            aria-label={t('dashboard.delete_btn')}
           >
             <Trash2 size={18} />
           </button>
         </div>
+      )}
+    </div>
     )
   }