卡通风手绘春节卡通机器人吉祥物插画素材

Flat design sketch, layout wireframe, composition guide for Chinese New Year promotional poster, featuring cute blue robot mascot at center, surrounding elements placement guide, simple line drawing style, grid overlay visible, 2560x1440 landscape format，Cute robot character concept art, chibi style mascot design, blue head with white body, large expressive eyes, happy expression, simple geometric shapes, flat illustration style, Chinese internet mascot aesthetic, sketch phase, monochrome draft with construction lines