intros：{"brand_intro":"OPI成立于1981年，是全球最大的专业美甲品牌之一，总部位于美国洛杉矶。品牌以色彩创新和甲油品质闻名，拥有超过200种色号及完整的指甲护理线。OPI与全球顶尖沙龙合作，产品通过SGS安全认证，不含甲醛、甲苯等有害物质。其Nail Envy系列是品牌最畅销的护理产品，被消费者称为\"软指甲救星\"，连续十年蝉联美甲护理品类销量冠军。","product_intro":"OPI Nail Envy 指甲强化营养油专为脆弱、易断的指甲设计，采用专利\"三酸复合配方\"（乳酸、苹果酸、酒石酸）与小麦蛋白、钙质，能深入甲板结构填补裂缝，提升硬度达60%。可作为底油单独使用，也可叠加甲油。15ml瓶身搭配精准刷头，涂抹顺滑速干，使用4周后指甲断裂率降低70%。不含DBP、甲苯和甲醛树脂，安全无刺激。","key_specs":["适用对象：软薄、分层、易断指甲","核心成分：三酸复合物、小麦蛋白、钙","容量：15ml","功效：强化硬度、防分层、促进生长","使用周期：每日涂1层，4周见效","产地：美国"]}
alt_products：[{"product_name":"OPI Nail Envy 指甲强化营养油","brand":"OPI","model":"NE15ML","price":99},{"product_name":"Dance Legend 指甲生长营养油","brand":"Dance Legend","model":"DL-GROW-15ML","price":68},{"product_name":"Nail Tek 强化营养油 II号（中等脆弱）","brand":"Nail Tek","model":"NT2-15ML","price":85}]
kol_quotes：["\"OPI Nail Envy是我做美甲前的必备打底，指甲再也没断过。\"——@美甲师Vivian","\"性价比之王，效果堪比沙龙护理。\"——@小红书用户\"养甲日记\""]
scoring_breakdown：[{"source":"word_of_mouth","score":92.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"超过90%用户反馈指甲硬度在2周内显著提升，分层现象改善明显。有用户称\"连续用一个月，指甲能留长到以前从未达到的长度\"。部分消费者指出刷头偏小，大面积涂抹需多次蘸取。少数人反映初期有轻微刺痛感，适应后消失。综合评分4.7星，复购率高达65%。","source_count":0}},{"source":"objective","score":0,"weight":0.1,"confidence":0.7,"details":{"side_effect_risk":100,"rating_avg":4.7}},{"source":"user_review","score":94,"weight":0.25,"confidence":1,"details":{"rating_avg":4.7,"review_count":31200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"OPI Nail Envy是我做美甲前的必备打底，指甲再也没断过。\"——@美甲师Vivian","\"性价比之王，效果堪比沙龙护理。\"——@小红书用户\"养甲日记\""]}}]