雪碧罐装广告微距拍摄

```json { "image_request": { "metadata": { "product": "Sprite", "flavor_profile": "柠檬青柠", "quality": "广告级" }, "subject": { "primary": "经典绿色 Sprite 铝罐", "positioning": "直立，向前倾斜 5 度", "branding": "高保真标志，居中，零失真", "surface_physics": { "temperature": "冰冷", "condensation": "密集微水珠", "gravity_effects": "垂直水痕", "reflectivity": "清晰镜面高光" } }, "vfx_environment": { "particle_effects": [ "新鲜柠檬角向外爆裂", "青柠片慢动作径向爆开" ], "fluid_dynamics": { "state": "空中凝固的水花飞溅", "properties": [ "气泡腾腾的碳酸气泡", "折射透明液体弧线", "微水滴喷雾" ] }, "background_layer": { "element": "大型背光柠檬横截面", "filter": "高斯模糊 / 奶油般散景", "purpose": "景深光晕效果" } }, "lighting_rig": { "key_light": "高对比度影室补光", "backlight": "透过柑橘的冷白色光芒", "rim_light": "电光青柠绿边缘定义", "global_illumination": "电影级真实感" }, "render_settings": { "aspect_ratio": "1:1", "focus_mode": "微距 / 铝材纹理超锐利", "color_grading": { "primary": "# (祖母绿)", "accent": "(柠檬黄)", "highlights": "(冷银色)" } }, "negative_constraints": [ "无文字叠加", "主体无运动模糊", "无支撑物", "无边框" ] } } ```