Santa Claus standing joyfully in a snowy nighttime landscape, wearing a traditional red suit with white fur trim and a black belt with a gold buckle, holding a glowing sparkler in his raised right hand, warm light from the sparkler illuminating the scene, surrounded by falling snowflakes and golden sparkles, decorated Christmas trees and ornaments scattered in the snow, dark starry sky in the background, magical and celebratory Christmas atmosphere, animated festive illustration style, vertical composition, mobile wallpaper format