Stable Diffusion XL Prompt - cartoon-flat, neon-glow, sci-fi, gunmetal, iridescent, granite-texture, bold-contrast

{
    "camera": "2D vector-like, centered, flat perspective",
    "color_palette": "gunmetal gray, iridescent purple, electric cyan, charcoal black, pearl white",
    "composition": "centered gateway with generous negative space, symmetrical arch, clear focal portal in center",
    "lighting": "soft ambient glow with cyan-violet rim light along portal edge",
    "negative_prompt": "low-res, blurry, artifacts, watermark, logo, extra fingers, text, misshapen runes",
    "product_constraints": {
        "background": "scene",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "300 DPI minimum; strong contrast; scalable; works on dark and light surfaces; no fine tiny text",
        "product_type": "poster"
    },
    "prompt_core": "A cartoon-flat quantum rune gateway: a gunmetal gray arch etched with glowing iridescent purple runes, suspended over a granite-speckled plane; the portal emits cyan-violet glow, bold outlines and flat color blocks for a bold, poster-ready look.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "cartoon-flat",
        "neon-glow",
        "sci-fi",
        "gunmetal",
        "iridescent",
        "granite-texture",
        "bold-contrast"
    ],
    "variants": [
        "Variant #1: intensify neon glow with brighter cyan accents and deeper granite speckle texture",
        "Variant #2: chrome-like gunmetal with a subtle gradient purple iridescence and a glassy portal",
        "Variant #3: bold flat pastel sci-fi palette with thick outlines and simplified rune shapes"
    ]
}