```json
{
"Meta": {
"aspect_ratio": "4:5",
"quality": "商业广告写实",
"resolution": "8K",
"camera": "Canon EOS R3",
"lens": "16-35mm f/2.8L 广角",
"shutter_speed": "1/2000s (凝固瞬间)",
"style": "高对比度运动摄影，英雄视角，鲜艳色彩，品牌宣传美学"
},
"scene": {
"location": "高海拔训练场（肯尼亚/埃塞俄比亚风格）",
"environment": [
"晴朗的渐变蓝色天空（深青色到青色）",
"前景处粗糙的土堆",
"极简构图"
],
"time": "正午",
"lighting": {
"type": "强烈直射阳光",
"direction": "高位侧逆光",
"contrast": "非常高",
"shadows": "深邃，突显肌肉线条",
"highlights": "汗湿皮肤上的镜面光泽"
},
"atmosphere": "剧烈体力消耗，无限潜能，清新空气"
},
"camera_perspective": {
"pov": "虫眼视角（极低角度）",
"framing": "全身腾空",
"position": "地面向上仰视",
"focus": "跑者和跑鞋清晰对焦，深景深",
"composition": "主体偏右，左侧留白用于放置 logo"
},
"subject": {
"type": "精英马拉松跑者",
"gender": "男性",
"ethnicity": "东非裔",
"body_physics": {
"build": "极度精瘦，马拉松体型，体脂率极低",
"musculature": "小腿和股四头肌线条分明，可见肌肉纹理",
"vascularity": "因用力而手臂和腿部血管清晰可见",
"skin_texture": "深色富含黑色素的皮肤，逼真的毛孔，汗水在阳光下泛着光泽（非塑料感、湿润感）",
"sweat": "肩膀和额头可见汗珠"
},
"pose": {
"ACTion": "冲刺中（腾空阶段）",
"legs": "完全伸展，大步幅，左膝高抬，右腿完全向后伸展",
"Arms": "动态摆臂，肘部收紧",
"head": "略微向下倾斜，目光专注",
"energy": "爆发式向前动能，轻盈无重"
},
"outfit": {
"top": {
"type": "专业级跑步背心",
"color": "白色",
"fabric": "轻质科技网眼布",
"fit": "宽松但随动作飘逸"
},
"bottom": {
"type": "分叉跑步短裤",
"color": "{argument name=\"shorts color\" default=\"锈红/栗色\"} 带有微网格纹理",
"fit": "短款，技术剪裁，便于活动",
"detAIls": "腿部可见小白色 Logo"
},
"footwear": {
"type": "Nike Alphafly/Vaporfly 竞速跑鞋",
"sole": "厚白色泡棉中底（高堆叠高度）",
"colorway": "白色/米色，外底有橙色/红色点缀",
"condition": "中等磨损感"
},
"accessories": {
"wrist": "左手腕戴黑色数字运动手表",
"arm": ""
}
}
}
}
```