A photorealistic birthday portrait, square format 1080×1080. Young girl [HEIGHT]cm tall, [WEIGHT]kg, wearing an elegant cream/beige princess ball gown with lace sleeves and layered tulle skirt, adorned with a crystal tiara. She sits gracefully with hands crossed over heart in a joyful, grateful pose, bright genuine smile, colorful beaded braids. Background: soft pink/peach wall with floating pastel balloons (pink, lavender, silver, pearl white), flower petals scattered on floor. Warm, soft studio lighting, dreamy bokeh effect, professional child photography, high-end portrait style, magical atmosphere, centered composition, 8K quality, aspect ratio 1:1, tender and enchanting mood.