diff --git a/app/src/main/java/com/example/notebook/MainActivity.kt b/app/src/main/java/com/example/notebook/MainActivity.kt
index 6c2ae50..9450b58 100644
--- a/app/src/main/java/com/example/notebook/MainActivity.kt
+++ b/app/src/main/java/com/example/notebook/MainActivity.kt
@@ -149,7 +149,13 @@ fun NotebookApp(viewModel: NotebookViewModel) {
                 }
             }
             when (selectedTabIndex) {
-                0 -> StudioScreen(viewModel)
+                0 -> StudioScreen(
+                    viewModel = viewModel,
+                    onNotebookClick = { notebookId ->
+                        println("📱 Navigasi ke notebook ID: $notebookId")
+                        selectedNotebookId = notebookId
+                    }
+                )
                 1 -> ChatScreen(viewModel)
                 2 -> SourcesScreen(viewModel)
             }
@@ -159,7 +165,7 @@ fun NotebookApp(viewModel: NotebookViewModel) {
 
 // === STUDIO SCREEN (UPDATED) ===
 @Composable
-fun StudioScreen(viewModel: NotebookViewModel) {
+fun StudioScreen(viewModel: NotebookViewModel, onNotebookClick: (Int) -> Unit) {
     val notebooks by viewModel.notebooks.collectAsState()
     var showCreateDialog by remember { mutableStateOf(false) }
 
@@ -199,8 +205,14 @@ fun StudioScreen(viewModel: NotebookViewModel) {
             items(notebooks) { notebook ->
                 NotebookCard(
                     notebook = notebook,
-                    onClick = { /* TODO: Buka notebook */ },
-                    onDelete = { viewModel.deleteNotebook(notebook) }
+                    onClick = {
+                        println("🟢 onClick triggered untuk notebook ID: ${notebook.id}")
+                        onNotebookClick(notebook.id)
+                    },
+                    onDelete = {
+                        println("🔴 Delete triggered untuk notebook ID: ${notebook.id}")
+                        viewModel.deleteNotebook(notebook)
+                    }
                 )
             }
         }
@@ -248,7 +260,10 @@ fun NotebookCard(
     Card(
         modifier = Modifier
             .fillMaxWidth()
-            .clickable(onClick = onClick),
+            .clickable {
+                println("🔵 Notebook diklik: ID=${notebook.id}, Title=${notebook.title}")
+                onClick()
+            },
         shape = RoundedCornerShape(12.dp),
         colors = CardDefaults.cardColors(containerColor = Color(0xFFF8F9FA))
     ) {