Enhance drag-and-drop functionality in Dashboard: Update styles for dragging state in DashboardWidget, including opacity and box-shadow adjustments. Improve LoggedInView by adding drop indicators for better user experience during widget rearrangement. Refactor drag-and-drop logic to maintain visual cues and ensure smoother interactions.

frontend/src/components/DashboardWidget.vue

@@ -264,10 +264,13 @@ export default {
   border-radius: 8px;
   box-shadow: 0 1px 3px rgba(0,0,0,0.06);
   overflow: hidden;
+  transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
 }
 .dashboard-widget.is-dragging {
-  opacity: 0.7;
+  opacity: 0.5;
-  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
+  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
+  transform: rotate(2deg);
+  cursor: grabbing;
 }
 
 .dashboard-widget__titlebar {

frontend/src/views/home/LoggedInView.vue

@@ -63,9 +63,19 @@
       @drop="onGridDrop"
     >
       <template v-for="(w, index) in widgets" :key="w.id">
+        <!-- Platzhalter vor dem Widget, wenn hier eingefügt werden soll -->
+        <div
+          v-if="dragOverIndex === index && draggedIndex !== null && draggedIndex !== index"
+          class="dashboard-grid-cell dashboard-drop-indicator"
+        >
+          <div class="drop-indicator-line"></div>
+        </div>
         <div
           class="dashboard-grid-cell"
-          :class="{ 'drop-target': dragOverIndex === index && draggedIndex !== index }"
+          :class="{
+            'drop-target': dragOverIndex === index && draggedIndex !== index,
+            'drag-source': draggedIndex === index
+          }"
           @dragover.prevent="() => setDropTarget(index)"
           @dragleave="clearDropTarget"
           @drop="onDrop(index)"
@@ -77,7 +87,7 @@
             :endpoint="effectiveEndpoint(w)"
             :request-counter="widgetRequestCounter(index)"
             @drag-start="() => (draggedIndex = index)"
-            @drag-end="() => (draggedIndex = null)"
+            @drag-end="() => onDragEnd()"
           />
           <div v-else class="dashboard-widget-edit">
             <div class="widget-edit-fields">
@@ -98,6 +108,13 @@
             </button>
           </div>
         </div>
+        <!-- Platzhalter am Ende, wenn dort eingefügt werden soll -->
+        <div
+          v-if="dragOverIndex === widgets.length && draggedIndex !== null"
+          class="dashboard-grid-cell dashboard-drop-indicator"
+        >
+          <div class="drop-indicator-line"></div>
+        </div>
       </template>
     </div>
 
@@ -240,13 +257,18 @@ export default {
       await this.saveConfig();
     },
     setDropTarget(index) {
+      if (this.draggedIndex !== null && this.draggedIndex !== index) {
         this.dragOverIndex = index;
+      }
     },
     clearDropTarget() {
-      this.dragOverIndex = null;
+      // Nicht sofort löschen, damit der Indikator sichtbar bleibt
+      // Wird beim Drop oder Drag-End gelöscht
     },
     onGridDragover() {
+      if (this.draggedIndex !== null) {
         this.dragOverIndex = this.widgets.length;
+      }
     },
     async onGridDrop() {
       if (this.draggedIndex == null) return;
@@ -277,6 +299,10 @@ export default {
       this.draggedIndex = null;
       this.dragOverIndex = null;
       await this.saveConfig();
+    },
+    onDragEnd() {
+      this.draggedIndex = null;
+      this.dragOverIndex = null;
     }
   }
 };
@@ -374,7 +400,7 @@ export default {
 .dashboard-grid {
   display: grid;
   grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
-  grid-auto-rows: 200px;
+  grid-auto-rows: 420px;
   gap: 20px;
 }
 
@@ -382,6 +408,7 @@ export default {
   min-height: 0;
   display: flex;
   flex-direction: column;
+  transition: all 0.2s ease;
 }
 
 .dashboard-grid-cell > * {
@@ -395,6 +422,38 @@ export default {
   outline: 2px dashed #0d6efd;
   outline-offset: 4px;
   border-radius: 8px;
+  background-color: rgba(13, 110, 253, 0.05);
+}
+
+.dashboard-grid-cell.drag-source {
+  opacity: 0.4;
+}
+
+.dashboard-drop-indicator {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-height: 0;
+  padding: 0;
+}
+
+.drop-indicator-line {
+  width: 100%;
+  height: 3px;
+  background: linear-gradient(90deg, transparent, #0d6efd, transparent);
+  border-radius: 2px;
+  animation: pulse-drop-indicator 1.5s ease-in-out infinite;
+}
+
+@keyframes pulse-drop-indicator {
+  0%, 100% {
+    opacity: 0.5;
+    transform: scaleX(0.8);
+  }
+  50% {
+    opacity: 1;
+    transform: scaleX(1);
+  }
 }
 
 .dashboard-widget-edit {