Stable Diffusion XL Prompt - liminal space, neon noir, cosmic circuit, marble texture, onyx & Byzantine purple, symmetrical mandala

{
    "camera": "50mm prime, flat lay, centered composition, 1:1 framing",
    "color_palette": [
        "onyx black",
        "Byzantine purple",
        "marble white with gray veins",
        "electric azure",
        "cool gray"
    ],
    "composition": "Centered emblem, radial symmetry, crisp line work, generous negative space, scalable without loss of detail",
    "lighting": "soft diffuse glow, cool purple rim light, subtle volumetric fog",
    "negative_prompt": "low-res, artifacts, blur, watermark, logo, text, distorted symmetry, extra fingers, blurry edges",
    "product_constraints": {
        "background": "solid #141414",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "300 DPI minimum; high-contrast lines; avoid tiny text; clean, print-ready edges for scalable prints",
        "product_type": "poster"
    },
    "prompt_core": "An intricate celestial circuit mandala radiates from a central nexus, etched in onyx-black and Byzantine purple with marble-vein textures, captured in liminal-space photography for a haunting, poster-ready composition.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "liminal space",
        "neon noir",
        "cosmic circuit",
        "marble texture",
        "onyx \u0026 Byzantine purple",
        "symmetrical mandala"
    ],
    "variants": [
        "Neon-glow circuit variant: amplify electric azure glow along circuit lines and add a starfield halo",
        "Monochrome variant: strict onyx-purple with white marble veins simplified for sticker use",
        "Mosaic fresco variant: Byzantine purple gradient with subtle etched-gold highlights and soft texture"
    ]
}