产品视觉 GPT Image 2 提示词：Japanese Fireworks Festival Poster

{ "type": "event poster", "theme": "Japanese summer fireworks festival", "visuals": { "background": "night sky filled with massive, colorful fireworks in gold, pink, blue, and purple", "midground": "river reflecting the fireworks, distant mountains, an arched bridge, and glowing city lights along the banks", "foreground": "crowd of spectators sitting on the grassy riverbank, some wearing traditional yukata, illuminated by warm lanterns on the right" }, "typography_and_layout": { "top_left": { "catchphrase": "{argument name="catchphrase" default="夏の夜、想いが咲く。"}", "title": "{argument name="festival name" default="碧川市 清流花火大会"}", "subtitle": "—— 碧き流れに、光の華ひらく ——" }, "mid_left": { "date_time": "{argument name="event date" default="2026 8.15"} (土) 19:30〜20:30 (予定)", "venue": "会場：{argument name="venue" default="碧川（あおがわせ）河畔 清流大橋周辺"}" }, "bottom_left_box": { "style": "decorative vintage border", "content": "{argument name="highlights" default="約10,000発 音楽とシンクロする 華やかな花火"} 尺玉・スターマイン 水中花火 ほか" }, "footer": { "style": "dark blue banner at the bottom", "section_count": 3, "sections": [ { "icon": "train", "title": "アクセス", "details": "walking distance and shuttle bus info" }, { "icon": "paper lantern", "title": "観覧のお願い", "details": "3 bullet points about trash, seating, and no drones" }, { "element": "QR code", "text": "最新情報は公式サイトでご確認ください" } ], "bottom_edge": "organizer and contact info with dummy phone number" } } }