写实风家庭亲子公园散步放风筝人像海报

masterpiece, 9:16 vertical real estate poster, ecological community theme. Background: riverside park scene with lush green lawn, ancient-style buildings, clear river water, blue sky. Foreground: cartoon illustration of a family flying a kite and walking by the river. Text layout: top large headline "就买生态", subtitle "下楼去湖心岛公园散散步 让大自然给身心充满电". Style: fresh and healing, bright natural colors, lively family vibe, no text distortion, no logo.