import gradio as gr
import time

def generate_video(prompt):
    # This is where your AI generation code will go later.
    # For now, we simulate the "Thinking" process for the demo.
    time.sleep(2) 
    return "https://www.youtube.com/watch?v=isoCNqQeMv8" # Placeholder math video

# Custom CSS to match your "Dark Mode" Website
custom_css = """
body {background-color: #0F172A; color: white;}
.gradio-container {background-color: #0F172A; border: none;}
h1 {color: #4ADE80; font-family: 'Arial', sans-serif;}
"""

with gr.Blocks(css=custom_css) as demo:
    gr.Markdown("# 🧠 Zulense AI: Class 8 & 9 Math Tutor")
    gr.Markdown("Type a math question below (e.g., 'Explain Pythagoras Theorem') and watch the AI generate a video.")
    
    with gr.Row():
        input_text = gr.Textbox(label="Enter Math Question", placeholder="Type here...")
        generate_btn = gr.Button("Generate Video 🎥", variant="primary")
    
    output_video = gr.Video(label="AI Generated Explanation")
    
    generate_btn.click(fn=generate_video, inputs=input_text, outputs=output_video)

demo.launch()