Open interface pages in new tab to avoid frame scroll lock

app.py

@@ -18,6 +18,8 @@ Choose one interface:
 - **Logistic Regression** (`week11/interface`)
 
 Each interface keeps its original sub-page navigation.
+
+If scrolling feels blocked inside the Space frame, open the interface in a new tab.
 """
     )
 
@@ -27,7 +29,7 @@ Each interface keeps its original sub-page navigation.
 <div style="border:1px solid #ddd;border-radius:12px;padding:16px;">
   <h3>Linear Regression</h3>
   <p>Week10 interface with NumPy Lab, Gradient Descent Studio, and Step Trainer.</p>
-  <a href="/gradio_api/file=linear-regression/index.html" target="_self">Open Linear Regression Interface</a>
+  <a href="/gradio_api/file=linear-regression/index.html" target="_blank" rel="noopener noreferrer">Open Linear Regression Interface</a>
 </div>
 """
         )
@@ -36,7 +38,7 @@ Each interface keeps its original sub-page navigation.
 <div style="border:1px solid #ddd;border-radius:12px;padding:16px;">
   <h3>Logistic Regression</h3>
   <p>Week11 interface with sigmoid, confusion matrix, and cost-function pages.</p>
-  <a href="/gradio_api/file=logistic-regression/index.html" target="_self">Open Logistic Regression Interface</a>
+  <a href="/gradio_api/file=logistic-regression/index.html" target="_blank" rel="noopener noreferrer">Open Logistic Regression Interface</a>
 </div>
 """
         )