4-Panel Japanese Digital Ad Banner Grid

Prompt

{   "type": "2x2 grid of Japanese digital advertisement banners",   "layout": {     "structure": "4 equal quadrants",     "quadrants": [       {         "position": "top-left",         "theme": "Travel",         "subject": "A couple holding hands on a white sand beach, looking out at turquoise ocean water under a bright blue sky.",         "elements": ["red hibiscus flower in bottom left corner"],         "text_labels": [           "今年こそ、解き放て。",           "{argument name=\"travel destination\" default=\"沖縄旅行\"}",           "3日間の癒やし旅",           "航空券＋ホテル",           "39,800円〜",           "絶景、グルメ、体験 ぜんぶ叶う!"         ],         "icons": {           "count": 3,           "descriptions": ["airplane", "hotel building", "car"]         }       },       {         "position": "top-right",         "theme": "Skincare",         "subject": "Close-up portrait of a young woman with glowing, dewy skin, eyes closed, gently touching her cheeks.",         "elements": [           "soft pink gradient background",           "dynamic water splash effects",           "pink cosmetic jar labeled '{argument name=\"skincare product name\" default=\"LUMIÈRE\"} Brightening Gel'"         ],         "text_labels": [           "毛穴・くすみ卒業！",           "透明感あふれる",           "水光肌へ",           "新感覚スキンケア",           "初回限定 78%OFF",           "{argument name=\"discount price\" default=\"1,980円\"}"         ],         "badges": {           "count": 3,           "style": "gold circular",           "labels": ["毛穴ケア", "高保湿", "ハリ・ツヤ"]         }       },       {         "position": "bottom-left",         "theme": "Gourmet Food",         "subject": "Thick, sliced, medium-rare steak sizzling on a dark grill plate.",         "elements": [           "garlic chips",           "rosemary sprig",           "dark background with smoke and glowing embers"         ],         "text_labels": [           "とろける旨さ！",           "{argument name=\"food item\" default=\"黒毛和牛\"}",           "贅沢ステーキ",           "期間限定",           "特別価格",           "通常価格 8,980円",           "4,980円"         ],         "badges": {           "count": 1,           "style": "red circular",           "labels": ["A4 A5等級"]         }       },       {         "position": "bottom-right",         "theme": "Online Education",         "subject": "Young man in a blue shirt studying at a desk, writing in a notebook next to an open laptop.",         "elements":...