CharACTer reference sheet, 3D semi-realistic BJD doll style, Unreal Engine 5 render, solid light grey background. Layout: far left vertical profile text "顾清寒" and 5 circular color swatches (#B4D998, #FBFBFA, #85A6BE, #E2C044, #426E2F); center-left large close-up bust Portrait; right sIDE full-body turnaround views (front, side, back) standing strAIght. Character: sweet 20-year-old girl, glowing porcelain skin, big brown eyes, dark brown wavy long hair with wispy bangs, wearing a pastel yellow-green floral knotted headband, white flower eARRings, dainty gold necklace. Outfit: pastel yellow-green floral puff-sleeve cropped top with front bow over White tube top, high-waisted light blue double-breasted denim shorts, white lace-up espadrille wedge sandals. Soft studio lighting, 8K, masterpiece --ar 16:9 --stylize 250