Unleash a captivating 3D Christmas experience with just your hands! This mode generates a single, interactive HTML project featuring a Three.js-rendered particle Christmas tree. Control the scene effortlessly using real-time hand gestures via MediaPipe: form a tree with a fist, scatter particles with an open palm, focus on uploaded photos with a pinch, or showcase a gallery with a scissor gesture. Upload your own photos to embed them creatively within the elegant black and gold 3D environment. Perfect for creating a personalized, festive display or for developers exploring advanced web 3D graphics, gesture recognition, and dynamic photo integration in a self-contained web application.