蓝发女学生教室写生

动漫风格，蓝发女学生，三分构图，平视角度，浅景深，柔和虚化背景，细节丰富的教室环境，画面构图均衡

anime style, schoolgirl with blue hair, rule of thirds composition, eye-level shot, shallow depth of field, soft bokeh background, detailed classroom setting, balanced framing