dark charcoal/blackboard texture, full bleed

{
  "style_rules": {
    "background": "dark charcoal/blackboard texture, full bleed",
    "center_frame": "simulated browser/app UI — cream/off-white rounded corners, fake chrome (back arrow, avatar circle, nav dots, ···), editorial lifestyle photo inside",
    "left_stack": "2 Polaroid photos overlapping, partially breaking OUT of the browser frame, handwritten captions in script",
    "right_annotation": "torn/ripped paper note, 4-5 lines handwritten product descriptors + product cutout isolated on white with drop shadow, binder clip detail",
    "bottom_title": "italic cursive script brand name centered at browser bottom bar, fake social engagement icons + numbers",
    "corner_labels": "all 4 corners, small-caps, 2-line brand/edition/series info",
    "chalk_arrows": "2-4 hand-drawn chalk arrows scattered, pointing at key elements",
    "accent": "single red dot somewhere in composition",
    "color": "dark bg + cream frame + natural editorial photo tones + navy/blue accent text",
    "format": "16:9 horizontal"
  },
  "negative": "clean white background, single product shot only, no polaroids, no handwriting, no frame simulation",
  "variables": {
    "brand": "[Brand Name]",
    "subject": "[Subject]",
    "environment": "[Environment]",
    "product_cutout": "[Product Cutout]",
    "polaroid_scenes": "[Polaroid Scenes]",
    "handwritten_descriptors": "[Handwritten Descriptors]",
    "cursive_title": "[Cursive Title]",
    "outside_tagline": "[Outside Tagline]"
  }
}