Stable Diffusion XL Prompt - quantum gateway, rune glyphs, fractal AI art, warp-speed streaks, gunmetal palette, noir sci-fi, high contrast

{
    "camera": "epic wide shot, slightly low angle, 35mm equivalent",
    "color_palette": "charcoal gray, gunmetal gray, obsidian black, electric cyan accents, ultraviolet purple",
    "composition": "centered gateway motif, symmetric, warp streaks radiating outward, fractal textures filling edges, generous negative space",
    "lighting": "neon rim light, volumetric glow, subtle starfield backlight",
    "negative_prompt": "low-res, blurry, watermark, logo, text, extra limbs, artifacts, muddy edges",
    "product_constraints": {
        "background": "gradient dark-to-darker charcoal",
        "bleed_safe_area": "keep key art within 85% center area",
        "print_notes": "avoid tiny text; 300 DPI; strong contrast on mid-to-dark fabrics",
        "product_type": "poster"
    },
    "prompt_core": "A colossal quantum rune gateway shimmering in charcoal and gunmetal gray, surrounded by warp-speed streaks and fractal AI-generated patterns, pulsing with latent energy, set in a dark cosmic void.",
    "render_specs": {
        "aspect_ratio": "1:1",
        "cfg_guidance": "9",
        "model_hint": "SDXL",
        "quality": "ultra",
        "resolution_hint": "4096x4096",
        "seed": "random"
    },
    "style_tags": [
        "quantum gateway",
        "rune glyphs",
        "fractal AI art",
        "warp-speed streaks",
        "gunmetal palette",
        "noir sci-fi",
        "high contrast"
    ],
    "variants": [
        "Variant 1: cooler steel-blue tonality with brighter cyan streaks and minimal glow",
        "Variant 2: intensified warp-speed spirals with chaotic fractals and higher contrast",
        "Variant 3: warm vignette and subtle gold-rune highlights for a retro-futurist look"
    ]
}