Fixes.

app.py

@@ -320,13 +320,34 @@ def build_accuracy_figure(tier: str):
     return fig
 
 
-_initial_accuracy_fig = build_accuracy_figure("Warmup")
+_initial_accuracy_fig = build_accuracy_figure("Tier 1")
 
 # Force light theme even if HF user prefers dark
 blocks = gr.Blocks(
     css=custom_css,
     theme=get_theme(),
-    js="() => { document.body.classList.remove('dark'); document.documentElement.setAttribute('data-theme','light'); document.documentElement.setAttribute('data-color-mode','light'); }",
+    js="""
+() => {
+  // Force light theme (your original)
+  document.body.classList.remove('dark');
+  document.documentElement.setAttribute('data-theme','light');
+  document.documentElement.setAttribute('data-color-mode','light');
+
+  // Handle <a data-tab-target="..."> to switch Gradio tabs by panel id
+  document.addEventListener('click', (e) => {
+    const a = e.target.closest('a[data-tab-target]');
+    if (!a) return;
+    e.preventDefault();
+    const id = a.getAttribute('data-tab-target'); // e.g., "what-is"
+    const panel = document.getElementById(id);
+    if (!panel) return;
+
+    // Find the tab header button that controls this panel and click it
+    const btn = document.querySelector(`[role="tab"][aria-controls="${panel.id}"]`);
+    if (btn) btn.click();
+  }, true);
+}
+""",
 )
 with blocks:
 
@@ -369,14 +390,13 @@ with blocks:
                 elem_classes="markdown-text",
             )
 
-        learn_more_btn = gr.Button("Learn more about FormulaOne →", elem_id="learn-more-btn", variant="secondary")
-
-        # Switch to the "What is FormulaOne" tab (id="what-is")
-        learn_more_btn.click(
-            lambda: gr.Tabs(selected="what-is"),  # or gr.Tabs.update(selected="what-is") on older Gradio
-            inputs=None,
-            outputs=tabs,
+        gr.HTML(
+            '<div class="f1-container">'
+            '<p style="font-size:1.05rem;font-weight:700;margin-top:8px;">'
+            '<a class="f1-a" href="#" data-tab-target="what-is">Learn more about FormulaOne.</a>'
+            "</p></div>"
         )
+
         # Existing "What is FormulaOne" tab
         with gr.TabItem("What is FormulaOne", id=1, elem_id="what-is-tab"):
             gr.Image(