A vibrant cartoon with colours and smooth animation. Create a complete animated educational video in English about "Comparative Adjectives". VIDEO STYLE: Create a professional, cute, modern 2D cartoon educational video. Use soft pastel pink, cream, white, and light neutral colors. The style should be elegant, fun, and suitable for a high-school English class, not childish. Use two female student characters named Lina and Sara. Give them consistent appearances throughout the entire video. Use natural character movements, walking, facial expressions, hand gestures, pointing, looking at objects, and reactions. Add smooth transitions, animated text