Двусторонний акварельный флаер кофейного фестиваля

{
  "type": "two-sided event flyer mockup",
  "style": "watercolor illustration, warm earthy tones, cozy, inviting, rustic",
  "left_side_front": {
    "header": {
      "title": "[SENDAI COFFEE PICNIC 2026]",
      "subtitle": "[街のカフェが集まる、春の1日]",
      "tagline": "A relaxing time with your favorite cup"
    },
    "main_illustration": "People enjoying a picnic on a grassy field. A family sitting on a checkered blanket drinking coffee. Background features wooden coffee stalls, tents, trees, and a distant city skyline.",
    "event_info": {
      "date": "[2026年5月16日(土) - 17日(日)]",
      "time": "10:00 - 17:00",
      "location": "[七北田公園 芝生広場]",
      "badge": "Orange oval badge with text for free entry"
    },
    "footer": {
      "sponsor_logos": 4,
      "elements": [
        "QR code",
        "grass and white flowers border"
      ]
    }
  },
  "right_side_back": {
    "header": {
      "title": "[SENDAI COFFEE PICNIC 2026]",
      "illustration": "small green tree"
    },
    "sections": [
      {
        "title": "Vendor List",
        "layout": "2 columns",
        "count": 9,
        "labels": [
          "Blue Ridge Roastery",
          "NORTH BEANS LAB",
          "SUNNY DAY COFFEE",
          "KITSUNE COFFEE WORKS",
          "Forest Table Cafe",
          "creme & crumb",
          "GOOD DAY SAND",
          "HOSHINO KITCHEN CAR",
          "PIZZA VAN 88"
        ],
        "illustrations": [
          "sandwiches",
          "pizza",
          "coffee cups"
        ]
      },
      {
        "title": "Event Timetable",
        "layout": "2 columns",
        "count": 7,
        "description": "Schedule with times like 10:30, 11:30, 13:00, 14:30, 16:00 and event names"
      },
      {
        "title": "Feature Highlights",
        "layout": "3 horizontal boxes",
        "count": 3,
        "labels": [
          "Latte Art Experience",
          "Coffee Tasting Stamp Rally",
          "Food & Sweets Area"
        ],
        "illustrations": [
          "single coffee cup",
          "multiple coffee cups",
          "food basket"
        ]
      }
    ],
    "footer": {
      "social_media": "[@sendai_coffee_picnic]",
      "icons": [
        "Instagram logo"
      ],
      "elements": [
        "QR code",
        "brown background strip"
      ]
    }
  }
}