Social Media Course Banner Ads Grid

{
  "type": "2x2 grid of promotional banner ads",
  "theme": "[Social Media Content Creation School]",
  "panels": [
    {
      "position": "top-left",
      "color_palette": "light blue and pink pastel gradient",
      "subject": "young woman smiling, resting chin on hand, smartphone and ring light in foreground",
      "typography": {
        "headline": "[発信を仕事に変える SNSスクール]",
        "subheadings": [
          "好きが、私の未来になる！",
          "クリエイター志望歓迎！"
        ]
      },
      "layout_elements": {
        "bullet_points_count": 3,
        "call_to_action_button": "pink button labeled '無料体験 >'"
      }
    },
    {
      "position": "top-right",
      "color_palette": "deep blue and cyan geometric",
      "subject": "young man looking intently at a professional camera on a tripod with a ring light",
      "typography": {
        "headline": "[魅せる投稿が学べる]",
        "subheadings": [
          "企画・撮影・運用サポート"
        ]
      },
      "layout_elements": {
        "circular_icons_count": 3,
        "icon_types": [
          "lightbulb",
          "camera",
          "bar chart"
        ],
        "call_to_action_button": "yellow button labeled '詳細はこちら >'"
      }
    },
    {
      "position": "bottom-left",
      "color_palette": "soft beige and white aesthetic",
      "subject": "young woman looking thoughtfully to the side, mood board background",
      "typography": {
        "headline": "[自分の世界観を育てる]",
        "subheadings": [
          "あなたらしさが、一番の強みになる。",
          "SNSブランディング講座"
        ]
      },
      "layout_elements": {
        "horizontal_icons_count": 3,
        "icon_types": [
          "palette",
          "person",
          "heart"
        ],
        "call_to_action_button": "pink button labeled '今すぐ見る >'"
      }
    },
    {
      "position": "bottom-right",
      "color_palette": "vibrant pink and magenta pop design",
      "subject": "young woman smiling brightly, pointing at text, messy bun, smartphone on tripod",
      "typography": {
        "headline": "[好きな発信でファンをつくる]",
        "subheadings": [
          "実践型レッスン"
        ]
      },
      "layout_elements": {
        "bullet_points_count": 4,
        "call_to_action_button": "yellow button labeled '申し込む >'"
      }
    }
  ]
}