Update app.py

app.py

@@ -176,6 +176,7 @@ def create_app():
     with gr.Blocks(theme=gr.themes.Soft()) as demo:
         # ── Title & subtitle
         gr.Markdown("## 🔭 **CycleNavigator (Interactive)**")
+        gr.Markdown("### <sub>Interactive visual service delivering insights at a glance into the four major long cycles—9-year business cycle, 50-year Kondratiev wave, 80-year financial credit cycle, and 250-year hegemony cycle—through dynamic charts and AI chat.</sub>")        
         gr.Markdown(
             "<sub>"
             "<b>Business 9y</b> (credit-investment business cycle) • "