Stable Diffusion XL Prompt - brutalist, minimalism, polished nickel, obsidian texture, digital rainbow, AI-assisted, futurist cathedral

{
    "camera": "35mm, wide-angle, low perspective, emphasizes dome scale",
    "color_palette": "polished nickel, obsidian black, rainbow spectrum (red, orange, yellow, green, blue, indigo, violet)",
    "composition": "centered, symmetrical dome as focal point, generous negative space, clean, minimal base",
    "lighting": "high-contrast rim light with subtle volumetric glow on rainbow and edge highlights",
    "negative_prompt": "low-res, blurry, artifacts, watermark, logo, text, misaligned perspective, deformities",
    "product_constraints": {
        "background": "gradient",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "300 DPI minimum; strong contrast; crisp linework; scalable for multiple print sizes",
        "product_type": "poster"
    },
    "prompt_core": "An AI-assisted ultra-minimalist brutalist cathedral dome in polished nickel with obsidian texture, accented by a radiant digital rainbow arcing across a high-contrast, futuristic scene, rendered in print-ready detail.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "brutalist",
        "minimalism",
        "polished nickel",
        "obsidian texture",
        "digital rainbow",
        "AI-assisted",
        "futurist cathedral"
    ],
    "variants": [
        "Brighter neon rainbow with chrome-dominant palette and enhanced reflections",
        "Monochrome obsidian-nickel scheme with prism tint and subtle highlights",
        "Noir night scene with holographic rainbow arc and soft glow around the dome"
    ]
}