updates

components/FilePreviewModal.vue

@@ -50,14 +50,16 @@
         
         <!-- PDF Preview -->
         <div v-else-if="isPdf" class="pdf-preview-container">
-          <iframe
-            :src="previewUrl"
+          <object
+            :data="previewUrl"
+            type="application/pdf"
             width="100%"
             height="100%"
-            frameborder="0"
             @load="loading = false"
             @error="handlePreviewError"
-          />
+          >
+            <p>PDF preview is not available. <a :href="previewUrl" target="_blank">Click here to view the PDF</a>.</p>
+          </object>
         </div>
       </v-card-text>