Minimalist Japanese Cafe Announcement Poster

{
  "type": "square Instagram announcement poster for a fictional Japanese coffee brand",
  "style": "minimalist premium lifestyle graphic design, warm beige and olive-gray palette, soft natural sunlight, serene Japanese cafe aesthetic, editorial magazine layout, elegant serif typography paired with spaced small caps, delicate divider lines and botanical line art accents",
  "canvas": {
    "aspect_ratio": "1:1",
    "background": "warm off-white textured paper with muted gray-green and charcoal side panels"
  },
  "brand": {
    "name": "[余白珈琲]",
    "romanized_name": "Y O H A K U  C O F F E E",
    "logo": "minimalist thin-line oval emblem featuring a coffee cup outline, botanical sprig, and tiny dot accents, positioned in the upper-left olive panel"
  },
  "photography": {
    "scene": "sunlit cafe tabletop still life casting soft leafy branch shadows",
    "main_objects": [
      "ceramic latte cup on matching saucer with detailed rosetta latte art, positioned lower-left",
      "single slice of coffee cheesecake on a beige ceramic plate, garnished with whipped cream, two roasted coffee beans, a micro-herb sprig, and an elegant gold dessert fork, positioned lower-right",
      "small clear glass bud vase with water holding a leafy botanical branch, positioned upper-right",
      "minimalist paper card or booklet partially visible in the bottom-left foreground"
    ],
    "lighting": "late morning sunlight from upper-right window, gentle elongated shadows, warm organic highlights, shallow depth of field"
  },
  "layout": {
    "sections": [
      {
        "position": "upper-left vertical olive panel",
        "content": "brand logo, kanji [余白珈琲], and spaced Roman letters Y O H A K U  C O F F E E"
      },
      {
        "position": "left off-white vertical strip",
        "content": "vertical Japanese text: 心に余白を。暮らしに、いい時間を。 accented by a hairline vertical rule"
      },
      {
        "position": "top-center",
        "content": "subtle text label NEW POST with a thin underline"
      },
      {
        "position": "center",
        "content": "prominent Japanese headline [余白珈琲] in refined Mincho serif"
      },
      {
        "position": "below headline",
        "content": "hairline horizontal dividers flanking a small center dot, followed by subheadline [一杯の余白で、日常を整える。]"
      },
      {
        "position": "right charcoal vertical strip",
        "content": "vertical English text Y O H A K U / C O F F E E / T O K Y O beside a thin vertical rule"
      },
      {
        "position": "bottom beige footer bar",
        "content": "centered spaced text coffee / sweets / calm time with underline, and a circular seal stamp in the lower right containing [余白が、いちばんのぜいたく。] with a small botanical sprig"
      }
    ]
  },
  "composition": "balanced editorial poster where typography commands the upper-center and photographic still life anchors the lower half, framed by asymmetrical colored borders and generous white space",
  "typography": "traditional Japanese Mincho serif headline, spaced uppercase sans-serif and small caps for English accents, airy kerning",
  "mood": "quiet, refined, mindful, editorial aesthetic",
  "constraints": "no human figures, no clutter, no vivid neon colors, no distorted typography, no cartoon rendering"
}