{
  "meta": {
    "name": "Doppel World Style Guide",
    "version": "2.0",
    "description": "Flexible style guide for building 3D environments that feel distinctly Doppel. Agents can build anything in any color — these themes and palettes are suggestions to help create beautiful, cohesive worlds. Dark, light, or mixed — the Doppel signature comes from intentional color choices, not a single aesthetic.",
    "aesthetic": "Intentional and expressive. Doppel worlds range from neon-on-black cyberpunk to sun-drenched pastels. What unites them is craft: deliberate palettes, atmospheric depth, and that signature Pulse green showing up in meaningful moments.",
    "updated": "2026-02-27"
  },

  "core_palette": {
    "dark_foundation": {
      "description": "Near-black base tones for worlds that lean into darkness. Neons earn their glow by contrast against these.",
      "colors": {
        "void":  { "hex": "#060608", "rgb": [6, 6, 8],     "role": "Sky, deep space, emptiness. The classic Doppel background." },
        "abyss": { "hex": "#0D0D16", "rgb": [13, 13, 22],  "role": "Ground plane, world canvas. Primary dark surface." },
        "dusk":  { "hex": "#1A1A28", "rgb": [26, 26, 40],  "role": "Terrain, base block surfaces. Mid-dark structural." },
        "slate": { "hex": "#2A2A40", "rgb": [42, 42, 64],  "role": "Structures, mid-layer blocks. Architectural elements." }
      }
    },

    "light_foundation": {
      "description": "Warm light tones for open, bright, or inviting worlds. Pair with soft neons or full-strength accents for different vibes.",
      "colors": {
        "cloud":   { "hex": "#F5F2EA", "rgb": [245, 242, 234], "role": "Sky, open space, bright backgrounds. Warm paper-white." },
        "pearl":   { "hex": "#E8E4D8", "rgb": [232, 228, 216], "role": "Ground plane, light canvas. Primary light surface." },
        "mist":    { "hex": "#D0CCC0", "rgb": [208, 204, 192], "role": "Terrain, paths, light structural surfaces." },
        "stone":   { "hex": "#9A96A0", "rgb": [154, 150, 160], "role": "Structures, shadows on light surfaces. Cool-toned mid." },
        "graphite":{ "hex": "#5A5668", "rgb": [90, 86, 104],   "role": "Text, details, deep shadows in light worlds." }
      }
    },

    "shared_neutrals": {
      "description": "Neutrals that work across both dark and light foundations.",
      "colors": {
        "bone":  { "hex": "#EDE8DC", "rgb": [237, 232, 220], "role": "Logo, UI text on dark, highlights. The warm white." },
        "ink":   { "hex": "#1A1A28", "rgb": [26, 26, 40],   "role": "Text on light backgrounds. Same as Dusk — bridges both worlds." }
      }
    },

    "electric_neons": {
      "description": "Full-strength neons. Maximum saturation, maximum energy. Best on dark foundations or as small punchy accents on light ones.",
      "colors": {
        "neon_cyan":    { "hex": "#0BFFF0", "rgb": [11, 255, 240],  "glow_radius": "large",  "role": "Player glow, portals, tech structures, water, active blocks." },
        "neon_magenta": { "hex": "#FF0ACD", "rgb": [255, 10, 205],  "glow_radius": "large",  "role": "Flora, neon grass, bloom zones, social areas, rift edges." },
        "neon_yellow":  { "hex": "#F5FF0A", "rgb": [245, 255, 10],  "glow_radius": "large",  "role": "Fire, loot, neon signs, rewards, market highlights." }
      }
    },

    "soft_neons": {
      "description": "Desaturated, pastel-shifted versions of the electric neons. These sit beautifully on light foundations and create softer, more approachable worlds while still feeling distinctly Doppel.",
      "colors": {
        "soft_cyan":    { "hex": "#7AE8E0", "rgb": [122, 232, 224], "role": "Pools, glass, gentle tech. The calm version of electric cyan." },
        "soft_magenta": { "hex": "#E87ABE", "rgb": [232, 122, 190], "role": "Blossoms, fabric, warm social. Softer flora." },
        "soft_yellow":  { "hex": "#E8E07A", "rgb": [232, 224, 122], "role": "Sunlight, sand, warm highlights. Gentle warmth." },
        "soft_pulse":   { "hex": "#A8E870", "rgb": [168, 232, 112], "role": "Soft brand presence, meadow grass, growth indicators." },
        "soft_ember":   { "hex": "#E8A870", "rgb": [232, 168, 112], "role": "Warm lanterns, terracotta, gentle firelight." },
        "soft_rift":    { "hex": "#B880E8", "rgb": [184, 128, 232], "role": "Lavender mist, gentle mystery, soft portals." },
        "soft_nova":    { "hex": "#70B8E8", "rgb": [112, 184, 232], "role": "Daytime sky, gentle water, soft info." },
        "soft_flux":    { "hex": "#E87A7A", "rgb": [232, 122, 122], "role": "Sunset, gentle warning, rose tones." }
      }
    },

    "vivid_midtones": {
      "description": "Bold, saturated colors at 70-85% intensity. The missing middle between soft pastels and electric neons. These are the jewel tones, earth tones, and rich hues that carry real visual weight on light foundations — think poster art, Studio Ghibli palettes, or a well-designed mural. Perfect as primary colors in light themes or strong secondary accents in dark ones.",
      "colors": {
        "teal":       { "hex": "#0A8A7A", "rgb": [10, 138, 122],   "role": "Deep water, jewel pools, rich glass. The sophisticated cyan." },
        "emerald":    { "hex": "#1A9A50", "rgb": [26, 154, 80],    "role": "Dense canopy, gem facets, lush terrain. Distinct from Pulse green." },
        "sapphire":   { "hex": "#2060D0", "rgb": [32, 96, 208],    "role": "Deep sky, royal structures, stained glass. Richer than Nova." },
        "ruby":       { "hex": "#C82048", "rgb": [200, 32, 72],    "role": "Bold markers, regal banners, dramatic flowers. Bolder than Flux." },
        "amethyst":   { "hex": "#7838A8", "rgb": [120, 56, 168],   "role": "Mystic stone, wisteria clusters, rare structures. Deep Rift." },
        "coral":      { "hex": "#E86050", "rgb": [232, 96, 80],    "role": "Warm accents, clay roofs, sunset structures. Lively warmth." },
        "terracotta": { "hex": "#C06A3A", "rgb": [192, 106, 58],   "role": "Earth walls, pottery, warm ground. Grounding weight." },
        "marigold":   { "hex": "#D09810", "rgb": [208, 152, 16],   "role": "Rich gold, treasure, sunlit banners. Warm opulence." },
        "indigo":     { "hex": "#3848B0", "rgb": [56, 72, 176],    "role": "Deep twilight, dyed fabric, ocean depths. Blue-violet anchor." },
        "burgundy":   { "hex": "#8A2040", "rgb": [138, 32, 64],    "role": "Wine, velvet, aged wood. Warmth with gravitas." }
      }
    },

    "pulse_brand": {
      "description": "Doppel's signature color. The heartbeat. Works across any foundation — on dark it glows electric, on light it pops fresh.",
      "base": { "hex": "#B8FF5C", "rgb": [184, 255, 92], "hsl": [86, 100, 68] },
      "tints_and_shades": {
        "100": { "hex": "#F0FFD4", "role": "Extreme tint, highlights, light theme backgrounds" },
        "200": { "hex": "#D4FFAA", "role": "Light, UI text on dark, gentle glow" },
        "base": { "hex": "#B8FF5C", "role": "Brand base value" },
        "600": { "hex": "#8ECC38", "role": "Pressed, hover dark, natural green" },
        "700": { "hex": "#5A8A18", "role": "Shadow, deep terrain, foliage dark" },
        "900": { "hex": "#2A4A06", "role": "Background tint, base tone" }
      },
      "hue_neighbors": {
        "surge":  { "hex": "#5FFF5C", "role": "Pulse to pure green. Max growth, rare terrain, life zones." },
        "volt":   { "hex": "#B8FF00", "role": "Pulse max saturation. Speed zones, electric terrain, power-ups." },
        "charge": { "hex": "#DEFF0A", "role": "Pulse to yellow. Energy, neon signage, highlights." },
        "mint":   { "hex": "#80FFB8", "role": "Pulse to teal. Calm zones, healing terrain, safe blocks." }
      },
      "usage": "Primary CTA, active states, reward glow, logo mark, gain indicators. The one constant across all Doppel worlds."
    },

    "signal_accents": {
      "description": "Semantic accent colors. Each carries meaning. Available in both electric and soft variants above.",
      "colors": {
        "ember": { "hex": "#FF6D00", "rgb": [255, 109, 0],  "role": "Fire, campfire, market heat. Warmth." },
        "rift":  { "hex": "#A020FF", "rgb": [160, 32, 255], "role": "Rare portals, mystery zones. Something special." },
        "flux":  { "hex": "#FF2020", "rgb": [255, 32, 32],  "role": "Danger, volatility, market dips. Trouble." },
        "nova":  { "hex": "#00AAFF", "rgb": [0, 170, 255],  "role": "Info, sky zones, cold terrain. Calm blue." }
      }
    }
  },

  "world_themes": {
    "dark_themes": [
      {
        "id": "tech_forest",
        "name": "Tech Forest",
        "foundation": "dark",
        "tagline": "Magenta flora, cyan glow, dark void. The default Doppel look.",
        "mood": ["alien", "bioluminescent", "mysterious", "serene-but-electric"],
        "primary_colors": ["#FF0ACD", "#0BFFF0"],
        "secondary_colors": ["#1A1A28", "#060608"],
        "accent": "#B8FF5C",
        "lighting": {
          "ambient": { "color": "#0A0A1A", "intensity": 0.15 },
          "key_light": { "color": "#0BFFF0", "intensity": 0.6, "direction": "overhead-left" },
          "fill_light": { "color": "#FF0ACD", "intensity": 0.3, "direction": "ground-up" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#0D0D16", "density": "medium", "start": 30, "end": 200 },
        "skybox": { "type": "gradient", "top": "#060608", "horizon": "#1A1A28", "glow_source": "none" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["dark crystalline blocks", "glowing cyan cracks in terrain", "magenta bioluminescent trees"],
          "texture_style": "smooth matte with emissive veins"
        },
        "materials": {
          "primary_surface": "dark matte with subtle noise",
          "glow_elements": "emissive neon, soft bloom, slight subsurface scatter",
          "foliage": "translucent magenta with inner glow",
          "water": "dark reflective with cyan caustics"
        },
        "particles": ["floating cyan motes", "magenta fireflies", "faint pulse-green spores"],
        "sound_mood": "ambient electronic hum, distant chimes, synthetic birdsong"
      },
      {
        "id": "neon_market",
        "name": "Neon Market",
        "foundation": "dark",
        "tagline": "Yellow neon signs, pulse gains, ember fire. Hot market zones.",
        "mood": ["bustling", "commercial", "electric", "night-city"],
        "primary_colors": ["#F5FF0A", "#B8FF5C"],
        "secondary_colors": ["#FF6D00", "#0D0D16"],
        "accent": "#FF0ACD",
        "lighting": {
          "ambient": { "color": "#0D0810", "intensity": 0.1 },
          "key_light": { "color": "#F5FF0A", "intensity": 0.7, "direction": "signage-scattered" },
          "fill_light": { "color": "#FF6D00", "intensity": 0.35, "direction": "ground-level" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#0D0D16", "density": "light", "start": 50, "end": 250 },
        "skybox": { "type": "gradient", "top": "#060608", "horizon": "#1A1018", "glow_source": "distant city haze, warm" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["cobblestone-dark streets", "glowing yellow signage", "ember-lit market stalls"],
          "texture_style": "worn industrial with neon overlays"
        },
        "materials": {
          "primary_surface": "rough dark concrete, metal grating",
          "glow_elements": "bright neon tube signs, LED strips, holographic price displays",
          "structures": "dark steel and glass with yellow/green reflections",
          "fire_elements": "ember-orange flame with volumetric glow"
        },
        "particles": ["floating price tickers (pulse green)", "ember sparks", "neon sign flicker"],
        "sound_mood": "market chatter, electronic cash registers, sizzling food stalls, bass-heavy lo-fi"
      },
      {
        "id": "rift_zone",
        "name": "Rift Zone",
        "foundation": "dark",
        "tagline": "Rift purple, magenta edge, flux red. High-stakes rare events.",
        "mood": ["dangerous", "unstable", "rare", "high-stakes", "dramatic"],
        "primary_colors": ["#A020FF", "#FF0ACD"],
        "secondary_colors": ["#FF2020", "#060608"],
        "accent": "#F5FF0A",
        "lighting": {
          "ambient": { "color": "#080410", "intensity": 0.08 },
          "key_light": { "color": "#A020FF", "intensity": 0.8, "direction": "rift-center-radial" },
          "fill_light": { "color": "#FF2020", "intensity": 0.4, "direction": "pulsing-omni" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#0A0616", "density": "heavy", "start": 10, "end": 120 },
        "skybox": { "type": "void", "top": "#060608", "horizon": "#0A0616", "glow_source": "rift tear in sky, purple/magenta lightning" },
        "terrain": {
          "ground": "#060608",
          "features": ["fractured floating terrain", "glowing rift cracks (purple)", "red lava-like energy seams"],
          "texture_style": "shattered obsidian with emissive fractures"
        },
        "materials": {
          "primary_surface": "cracked dark stone, glossy volcanic glass",
          "glow_elements": "pulsing rift purple, unstable magenta edges",
          "danger_elements": "flux red veins, molten energy pools",
          "rare_objects": "crystalline structures with inner purple glow"
        },
        "particles": ["purple lightning arcs", "red energy sparks", "floating shattered terrain fragments"],
        "sound_mood": "deep rumble, electrical crackling, distant thunder, unstable energy hum"
      },
      {
        "id": "crystal_depths",
        "name": "Crystal Depths",
        "foundation": "dark",
        "tagline": "Submerged caverns, cyan bioluminescence, deep ocean pressure.",
        "mood": ["submerged", "ancient", "bioluminescent", "pressurized", "contemplative"],
        "primary_colors": ["#0BFFF0", "#00AAFF"],
        "secondary_colors": ["#0D0D16", "#1A1A28"],
        "accent": "#80FFB8",
        "lighting": {
          "ambient": { "color": "#040810", "intensity": 0.12 },
          "key_light": { "color": "#0BFFF0", "intensity": 0.5, "direction": "scattered-below" },
          "fill_light": { "color": "#00AAFF", "intensity": 0.25, "direction": "overhead-diffuse" },
          "emissive_surfaces": true,
          "caustics": true
        },
        "fog": { "color": "#060D16", "density": "heavy", "start": 15, "end": 100 },
        "skybox": { "type": "underwater", "top": "#040810", "horizon": "#0D1A28", "glow_source": "faint surface light above, deep blue" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["crystal formations (cyan/mint)", "dark cave walls", "bioluminescent coral", "underwater trenches"],
          "texture_style": "wet stone, translucent crystal, smooth organic"
        },
        "materials": {
          "primary_surface": "dark wet rock, slightly reflective",
          "glow_elements": "translucent cyan crystals with inner light, bioluminescent organisms",
          "water": "dark deep blue with cyan caustics and light shafts",
          "organic": "soft mint-glowing kelp and coral"
        },
        "particles": ["rising bubbles", "floating bioluminescent plankton (cyan)", "slow drifting sediment"],
        "sound_mood": "deep water pressure, whale-like calls, crystalline chimes, muffled currents"
      },
      {
        "id": "solar_wastes",
        "name": "Solar Wastes",
        "foundation": "dark",
        "tagline": "Scorched desert, ember heat haze, yellow warning signs.",
        "mood": ["desolate", "hot", "survival", "post-industrial", "blinding"],
        "primary_colors": ["#FF6D00", "#F5FF0A"],
        "secondary_colors": ["#2A2A40", "#1A1A28"],
        "accent": "#FF2020",
        "lighting": {
          "ambient": { "color": "#1A1008", "intensity": 0.25 },
          "key_light": { "color": "#FF6D00", "intensity": 0.9, "direction": "harsh-overhead" },
          "fill_light": { "color": "#F5FF0A", "intensity": 0.2, "direction": "reflected-ground" },
          "emissive_surfaces": false,
          "heat_distortion": true
        },
        "fog": { "color": "#1A1008", "density": "light-haze", "start": 80, "end": 400 },
        "skybox": { "type": "gradient", "top": "#1A1008", "horizon": "#FF6D00", "glow_source": "massive low sun, ember-colored" },
        "terrain": {
          "ground": "#1A1A28",
          "features": ["cracked dry earth", "rusted metal structures", "half-buried machinery", "yellow warning markers"],
          "texture_style": "rough sandblasted, oxidized metal, cracked earth"
        },
        "materials": {
          "primary_surface": "dusty matte, cracked clay, sun-bleached surfaces",
          "glow_elements": "ember-hot metal edges, glowing exhaust vents, neon yellow warning strips",
          "structures": "rusted steel, corrugated metal, industrial decay",
          "sand": "dark granular with orange reflected light"
        },
        "particles": ["heat shimmer", "drifting sand/dust", "ember sparks from vents", "distant mirage distortion"],
        "sound_mood": "howling wind, creaking metal, distant industrial drone, crackling heat"
      },
      {
        "id": "frozen_circuit",
        "name": "Frozen Circuit",
        "foundation": "dark",
        "tagline": "Ice-locked technology, cyan frost, crystalline logic.",
        "mood": ["cold", "precise", "digital", "preserved", "silent"],
        "primary_colors": ["#0BFFF0", "#80FFB8"],
        "secondary_colors": ["#0D0D16", "#060608"],
        "accent": "#00AAFF",
        "lighting": {
          "ambient": { "color": "#060810", "intensity": 0.2 },
          "key_light": { "color": "#80FFB8", "intensity": 0.5, "direction": "diffuse-overhead" },
          "fill_light": { "color": "#0BFFF0", "intensity": 0.3, "direction": "ice-reflections" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#060D12", "density": "medium-frost", "start": 25, "end": 150 },
        "skybox": { "type": "overcast-glow", "top": "#060608", "horizon": "#0D1A20", "glow_source": "diffuse aurora, cyan-mint" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["ice sheets with circuit patterns below", "frozen server towers", "crystalline data structures"],
          "texture_style": "glossy ice, frosted glass, circuit-etched surfaces"
        },
        "materials": {
          "primary_surface": "dark ice, translucent frost layers",
          "glow_elements": "circuit lines glowing cyan beneath ice, frozen LED strips",
          "structures": "dark metal encased in clear ice, preserved technology",
          "ice": "thick translucent with internal mint/cyan glow"
        },
        "particles": ["drifting snowflakes", "frozen data fragments (tiny cyan glyphs)", "ice crystal shimmer"],
        "sound_mood": "wind over ice, digital beeps muffled by frost, cracking ice, crystalline resonance"
      },
      {
        "id": "bloom_garden",
        "name": "Bloom Garden",
        "foundation": "dark",
        "tagline": "Explosive organic growth, magenta blooms, pulse-green overgrowth.",
        "mood": ["lush", "organic", "overgrown", "vibrant", "alive"],
        "primary_colors": ["#FF0ACD", "#B8FF5C"],
        "secondary_colors": ["#5FFF5C", "#1A1A28"],
        "accent": "#DEFF0A",
        "lighting": {
          "ambient": { "color": "#0A0D08", "intensity": 0.18 },
          "key_light": { "color": "#B8FF5C", "intensity": 0.55, "direction": "canopy-filtered" },
          "fill_light": { "color": "#FF0ACD", "intensity": 0.35, "direction": "ground-bloom-up" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#0A0D08", "density": "medium-humid", "start": 20, "end": 130 },
        "skybox": { "type": "canopy", "top": "#060608", "horizon": "#1A2818", "glow_source": "light filtering through dense magenta/green canopy" },
        "terrain": {
          "ground": "#1A1A28",
          "features": ["massive magenta flower clusters", "pulse-green vines and moss", "bioluminescent mushrooms", "overgrown dark structures"],
          "texture_style": "organic soft, mossy, layered foliage"
        },
        "materials": {
          "primary_surface": "dark earth covered in glowing moss",
          "glow_elements": "magenta flower petals with inner light, pulse-green vine bioluminescence",
          "foliage": "translucent magenta/green leaves, volumetric light through canopy",
          "organic_structures": "living architecture — buildings consumed by glowing plant life"
        },
        "particles": ["floating magenta petals", "pulse-green pollen", "charge-yellow fireflies", "drifting seed pods"],
        "sound_mood": "rustling leaves, dripping water, organic pulses, synthetic nature chorus"
      },
      {
        "id": "shadow_arcade",
        "name": "Shadow Arcade",
        "foundation": "dark",
        "tagline": "Retro-neon gaming district, magenta and yellow on pitch black.",
        "mood": ["retro", "playful", "competitive", "nostalgic-future", "glitchy"],
        "primary_colors": ["#FF0ACD", "#F5FF0A"],
        "secondary_colors": ["#060608", "#0D0D16"],
        "accent": "#0BFFF0",
        "lighting": {
          "ambient": { "color": "#060608", "intensity": 0.05 },
          "key_light": { "color": "#FF0ACD", "intensity": 0.6, "direction": "neon-sign-scattered" },
          "fill_light": { "color": "#F5FF0A", "intensity": 0.4, "direction": "screen-glow" },
          "emissive_surfaces": true,
          "flicker": true
        },
        "fog": { "color": "#060608", "density": "minimal", "start": 60, "end": 300 },
        "skybox": { "type": "void", "top": "#060608", "horizon": "#060608", "glow_source": "none — pure blackness with distant neon" },
        "terrain": {
          "ground": "#060608",
          "features": ["glowing grid floor lines", "arcade cabinet monoliths", "pixel-art neon murals", "floating score displays"],
          "texture_style": "flat matte black with sharp neon edges, pixel grid overlay"
        },
        "materials": {
          "primary_surface": "pure matte black — absorbs everything",
          "glow_elements": "razor-sharp neon outlines (magenta/yellow), CRT screen glow",
          "structures": "geometric black blocks with neon edge lighting",
          "screens": "emissive displays showing abstract patterns and scores"
        },
        "particles": ["pixel dust", "glitch artifacts (brief color tears)", "score number pop-ups"],
        "sound_mood": "8-bit melodies, arcade beeps, bass drops, synthwave backing"
      },
      {
        "id": "ember_forge",
        "name": "Ember Forge",
        "foundation": "dark",
        "tagline": "Volcanic industrial, molten metal, red danger and orange firelight.",
        "mood": ["industrial", "volcanic", "dangerous", "productive", "intense"],
        "primary_colors": ["#FF6D00", "#FF2020"],
        "secondary_colors": ["#2A2A40", "#060608"],
        "accent": "#F5FF0A",
        "lighting": {
          "ambient": { "color": "#100804", "intensity": 0.1 },
          "key_light": { "color": "#FF6D00", "intensity": 0.8, "direction": "forge-fire-below" },
          "fill_light": { "color": "#FF2020", "intensity": 0.3, "direction": "lava-flow" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#100804", "density": "smoke-heavy", "start": 10, "end": 80 },
        "skybox": { "type": "volcanic", "top": "#060608", "horizon": "#1A0808", "glow_source": "volcanic eruption glow, distant lava rivers" },
        "terrain": {
          "ground": "#1A1A28",
          "features": ["obsidian rock", "flowing lava channels (ember/flux)", "forge structures", "metal foundry platforms"],
          "texture_style": "rough basalt, molten cracks, hammered metal"
        },
        "materials": {
          "primary_surface": "dark volcanic rock, rough and angular",
          "glow_elements": "molten lava (ember gradient), red-hot metal surfaces",
          "structures": "heavy dark iron, industrial machinery, pipes and vents",
          "liquid": "slow-flowing lava with ember surface and flux-red undertone"
        },
        "particles": ["ember sparks rising", "volcanic ash falling", "heat shimmer", "molten metal droplets"],
        "sound_mood": "hammering metal, bubbling lava, furnace roar, deep mechanical rhythm"
      },
      {
        "id": "void_drift",
        "name": "Void Drift",
        "foundation": "dark",
        "tagline": "Deep space emptiness, distant stars, purple nebulae, absolute silence.",
        "mood": ["isolated", "vast", "cosmic", "meditative", "weightless"],
        "primary_colors": ["#A020FF", "#00AAFF"],
        "secondary_colors": ["#060608", "#0D0D16"],
        "accent": "#0BFFF0",
        "lighting": {
          "ambient": { "color": "#040408", "intensity": 0.05 },
          "key_light": { "color": "#A020FF", "intensity": 0.35, "direction": "nebula-diffuse" },
          "fill_light": { "color": "#00AAFF", "intensity": 0.2, "direction": "starfield" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#040408", "density": "none-to-minimal", "start": 200, "end": 1000 },
        "skybox": { "type": "deep-space", "top": "#060608", "horizon": "#060608", "glow_source": "purple nebula clouds, distant star clusters" },
        "terrain": {
          "ground": null,
          "features": ["floating asteroid platforms", "abandoned space stations", "crystalline debris fields", "energy tethers between platforms"],
          "texture_style": "smooth dark metal, cratered rock, translucent energy bridges"
        },
        "materials": {
          "primary_surface": "dark spacecraft hull, matte with subtle wear",
          "glow_elements": "purple nebula light, nova-blue holographic waypoints",
          "structures": "derelict tech platforms with fading power (flickering lights)",
          "space_objects": "translucent cyan energy fields, rift-purple wormhole edges"
        },
        "particles": ["distant stars", "drifting space dust", "faint nebula wisps (purple)", "occasional meteor streaks"],
        "sound_mood": "near silence, deep space drone, distant radio static, ethereal pads"
      },
      {
        "id": "pulse_meadow",
        "name": "Pulse Meadow",
        "foundation": "dark",
        "tagline": "Open fields of pulse-green energy, peaceful and rewarding.",
        "mood": ["peaceful", "rewarding", "open", "growth", "optimistic"],
        "primary_colors": ["#B8FF5C", "#D4FFAA"],
        "secondary_colors": ["#1A1A28", "#0D0D16"],
        "accent": "#80FFB8",
        "lighting": {
          "ambient": { "color": "#080D08", "intensity": 0.2 },
          "key_light": { "color": "#B8FF5C", "intensity": 0.6, "direction": "broad-overhead" },
          "fill_light": { "color": "#D4FFAA", "intensity": 0.3, "direction": "ground-glow" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#080D08", "density": "light-atmospheric", "start": 60, "end": 300 },
        "skybox": { "type": "gradient", "top": "#060608", "horizon": "#1A2818", "glow_source": "diffuse pulse-green aurora band" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["rolling hills of glowing pulse-green grass", "scattered reward crystals", "gentle streams with mint glow"],
          "texture_style": "soft organic, low-poly grass, gentle undulation"
        },
        "materials": {
          "primary_surface": "dark ground with dense pulse-green grass overlay",
          "glow_elements": "grass tips emit soft pulse light, reward crystals with inner glow",
          "water": "dark surface with mint reflection and pulse-green light from below",
          "structures": "minimal — natural stones with faint pulse veins"
        },
        "particles": ["pulse-green grass sway", "floating reward motes", "mint fireflies at night", "gentle charge-yellow sparks"],
        "sound_mood": "gentle wind through grass, crystal chimes, positive synth pads, distant melody"
      },
      {
        "id": "neon_jungle",
        "name": "Neon Jungle",
        "foundation": "dark",
        "tagline": "Dense tropical overgrowth meets full-spectrum neon. Overwhelming sensory.",
        "mood": ["dense", "overwhelming", "tropical", "chaotic", "maximalist"],
        "primary_colors": ["#5FFF5C", "#FF0ACD", "#0BFFF0"],
        "secondary_colors": ["#1A1A28", "#060608"],
        "accent": "#F5FF0A",
        "lighting": {
          "ambient": { "color": "#080A08", "intensity": 0.1 },
          "key_light": { "color": "#0BFFF0", "intensity": 0.5, "direction": "canopy-gaps" },
          "fill_light": { "color": "#FF0ACD", "intensity": 0.45, "direction": "undergrowth" },
          "emissive_surfaces": true,
          "god_rays": true
        },
        "fog": { "color": "#080A08", "density": "heavy-humid", "start": 8, "end": 60 },
        "skybox": { "type": "canopy-dense", "top": "#060608", "horizon": "#060608", "glow_source": "barely visible — dense canopy blocks sky" },
        "terrain": {
          "ground": "#0D0D16",
          "features": ["massive tree trunks", "layered canopy at multiple heights", "vine networks", "hidden pools", "neon fungal growths"],
          "texture_style": "rough bark, wet leaves, dense undergrowth"
        },
        "materials": {
          "primary_surface": "dark humus and wet rock",
          "glow_elements": "full spectrum — cyan vines, magenta flowers, surge-green moss, yellow fungus",
          "foliage": "dense multi-layered, each layer a different neon accent",
          "water": "dark still pools with multicolor reflections"
        },
        "particles": ["heavy pollen (multi-color)", "rain droplets", "insect swarms (tiny cyan dots)", "mist rising from pools"],
        "sound_mood": "dense insect chorus, dripping water, distant animal calls, layered ambient textures"
      },
      {
        "id": "data_stream",
        "name": "Data Stream",
        "foundation": "dark",
        "tagline": "Inside the machine. Flowing data rivers, holographic architecture.",
        "mood": ["digital", "abstract", "flowing", "systematic", "transcendent"],
        "primary_colors": ["#0BFFF0", "#B8FF5C"],
        "secondary_colors": ["#060608", "#0D0D16"],
        "accent": "#A020FF",
        "lighting": {
          "ambient": { "color": "#040608", "intensity": 0.08 },
          "key_light": { "color": "#0BFFF0", "intensity": 0.6, "direction": "data-flow-direction" },
          "fill_light": { "color": "#B8FF5C", "intensity": 0.25, "direction": "node-points" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#040608", "density": "none", "start": 0, "end": 0 },
        "skybox": { "type": "matrix", "top": "#060608", "horizon": "#060608", "glow_source": "infinite grid receding in all directions" },
        "terrain": {
          "ground": "#060608",
          "features": ["flowing data rivers (cyan light streams)", "node intersections", "holographic architecture", "floating code fragments"],
          "texture_style": "wireframe, grid, translucent holographic"
        },
        "materials": {
          "primary_surface": "invisible/transparent grid floor",
          "glow_elements": "flowing cyan data particles, pulse-green node highlights, rift-purple portals",
          "structures": "holographic wireframe buildings, translucent with visible internal data",
          "paths": "glowing cyan lines that pulse with traffic"
        },
        "particles": ["streaming data characters (cyan)", "node pulse waves", "holographic glitch fragments", "connecting light beams"],
        "sound_mood": "digital flow, processing hum, data transfer whooshes, crystalline pings"
      },
      {
        "id": "midnight_bazaar",
        "name": "Midnight Bazaar",
        "foundation": "dark",
        "tagline": "Underground trading, ember lanterns, magenta silks, shadowy dealings.",
        "mood": ["secretive", "exotic", "warm-dark", "social", "mysterious"],
        "primary_colors": ["#FF6D00", "#FF0ACD"],
        "secondary_colors": ["#1A1A28", "#2A2A40"],
        "accent": "#F5FF0A",
        "lighting": {
          "ambient": { "color": "#0D0808", "intensity": 0.08 },
          "key_light": { "color": "#FF6D00", "intensity": 0.5, "direction": "lantern-point-sources" },
          "fill_light": { "color": "#FF0ACD", "intensity": 0.2, "direction": "fabric-diffuse" },
          "emissive_surfaces": true,
          "point_lights_many": true
        },
        "fog": { "color": "#0D0808", "density": "medium-smoke", "start": 15, "end": 100 },
        "skybox": { "type": "underground", "top": "#0D0D16", "horizon": "#0D0D16", "glow_source": "none — underground/enclosed space" },
        "terrain": {
          "ground": "#1A1A28",
          "features": ["narrow winding paths", "stacked market stalls", "hanging fabric canopies (magenta)", "ember lanterns on chains"],
          "texture_style": "worn stone, fabric, aged wood, metalwork"
        },
        "materials": {
          "primary_surface": "worn stone and packed earth",
          "glow_elements": "ember lanterns (warm point lights), magenta fabric glow-through, yellow price holographics",
          "structures": "layered stalls, stacked containers, hanging wares",
          "fabric": "translucent magenta/purple drapes catching lantern light"
        },
        "particles": ["floating ember sparks from lanterns", "incense smoke", "dust motes in light beams"],
        "sound_mood": "hushed trading, clinking coins, distant music, crackling flame"
      },
      {
        "id": "surge_spire",
        "name": "Surge Spire",
        "foundation": "dark",
        "tagline": "Vertical cityscape, towering green-lit spires, vertiginous heights.",
        "mood": ["vertical", "ambitious", "futuristic", "awe-inspiring", "competitive"],
        "primary_colors": ["#5FFF5C", "#B8FF5C"],
        "secondary_colors": ["#060608", "#1A1A28"],
        "accent": "#0BFFF0",
        "lighting": {
          "ambient": { "color": "#040808", "intensity": 0.1 },
          "key_light": { "color": "#5FFF5C", "intensity": 0.65, "direction": "spire-top-down" },
          "fill_light": { "color": "#B8FF5C", "intensity": 0.3, "direction": "building-edge-strips" },
          "emissive_surfaces": true
        },
        "fog": { "color": "#040808", "density": "heavy-below", "start": 0, "end": 60, "note": "fog sits at low elevation, clear at heights" },
        "skybox": { "type": "gradient", "top": "#060608", "horizon": "#040808", "glow_source": "surge-green glow from the spire peaks" },
        "terrain": {
          "ground": "#060608",
          "features": ["impossibly tall spire buildings", "connecting sky bridges", "vertical gardens (pulse-green)", "cloud-level platforms"],
          "texture_style": "sleek dark metal, illuminated edge strips, glass and steel"
        },
        "materials": {
          "primary_surface": "dark glass and polished metal",
          "glow_elements": "surge-green building edges, pulse-green window arrays, cyan elevator shafts",
          "structures": "towering geometric spires with internal green lighting",
          "glass": "dark tinted with green reflections from neighboring spires"
        },
        "particles": ["cloud wisps at mid-height", "falling rain at lower levels", "surge-green light beams between spires"],
        "sound_mood": "wind at height, distant traffic below, elevator hum, architectural resonance"
      }
    ],

    "light_themes": [
      {
        "id": "cloudtop_citadel",
        "name": "Cloudtop Citadel",
        "foundation": "light",
        "tagline": "White marble, open sky, pulse-green banners. Aspirational and clean.",
        "mood": ["aspirational", "clean", "monumental", "open", "heavenly"],
        "primary_colors": ["#F5F2EA", "#E8E4D8"],
        "secondary_colors": ["#D0CCC0", "#9A96A0"],
        "accent": "#B8FF5C",
        "accent_secondary": "#0BFFF0",
        "lighting": {
          "ambient": { "color": "#E8E4E0", "intensity": 0.6 },
          "key_light": { "color": "#F5F0E0", "intensity": 1.0, "direction": "high-sun-overhead" },
          "fill_light": { "color": "#D0E8F0", "intensity": 0.4, "direction": "sky-bounce" },
          "emissive_surfaces": false,
          "ambient_occlusion": true
        },
        "fog": { "color": "#F0EDE6", "density": "light-atmospheric", "start": 80, "end": 400 },
        "skybox": { "type": "open-sky", "top": "#D0E8F5", "horizon": "#F5F2EA", "glow_source": "warm sun, scattered clouds" },
        "terrain": {
          "ground": "#E8E4D8",
          "features": ["white marble platforms", "wide ceremonial steps", "columned walkways", "pulse-green garden accents"],
          "texture_style": "smooth stone, polished marble, clean geometric"
        },
        "materials": {
          "primary_surface": "warm white stone, subtle grain texture",
          "accent_elements": "pulse-green banners, teal water features, marigold trim details",
          "structures": "marble and light stone with clean edges, sapphire mosaic inlays",
          "vegetation": "emerald topiary, vine accents on columns",
          "water": "clear reflective pools with teal tint"
        },
        "particles": ["drifting cloud wisps", "gentle leaf fall (soft pulse green)", "sunlight dust motes"],
        "sound_mood": "wind through columns, distant bells, bird calls, fountain water"
      },
      {
        "id": "sakura_grid",
        "name": "Sakura Grid",
        "foundation": "light",
        "tagline": "Soft pink blooms on warm cream. Digital garden meets zen temple.",
        "mood": ["serene", "elegant", "romantic", "digital-natural", "zen"],
        "primary_colors": ["#E87ABE", "#F5F2EA"],
        "secondary_colors": ["#E8E4D8", "#D0CCC0"],
        "accent": "#A8E870",
        "accent_secondary": "#B880E8",
        "lighting": {
          "ambient": { "color": "#F0E8E0", "intensity": 0.55 },
          "key_light": { "color": "#F0E0E8", "intensity": 0.85, "direction": "soft-diffuse-overhead" },
          "fill_light": { "color": "#E8E0F0", "intensity": 0.35, "direction": "ambient-bounce" },
          "emissive_surfaces": false,
          "soft_shadows": true
        },
        "fog": { "color": "#F0E8E8", "density": "light-dreamy", "start": 60, "end": 300 },
        "skybox": { "type": "pastel-gradient", "top": "#E0D8F0", "horizon": "#F5F2EA", "glow_source": "diffuse warm light, no visible sun" },
        "terrain": {
          "ground": "#E8E4D8",
          "features": ["zen garden gravel paths", "wooden bridges", "blossom trees", "reflecting pools", "grid-pattern stone tiles"],
          "texture_style": "smooth wood, raked gravel, clean stone, organic curves"
        },
        "materials": {
          "primary_surface": "warm cream stone, light wood",
          "accent_elements": "ruby-pink blossoms, emerald moss, amethyst lanterns",
          "structures": "light wooden frames, paper screens, curved rooflines with burgundy trim",
          "vegetation": "blossom trees with ruby-tipped petals, emerald moss on stones",
          "water": "still reflective pools, gentle ripples, clear with pink petal reflections"
        },
        "particles": ["falling blossom petals (soft magenta)", "gentle breeze ripples", "soft pulse-green fireflies at dusk"],
        "sound_mood": "wind chimes, flowing water, rustling leaves, bamboo clacking"
      },
      {
        "id": "solar_plaza",
        "name": "Solar Plaza",
        "foundation": "light",
        "tagline": "Sun-drenched marketplace. Warm terracotta, yellow banners, lively trade.",
        "mood": ["warm", "bustling", "welcoming", "sun-drenched", "festive"],
        "primary_colors": ["#E8E07A", "#E8A870"],
        "secondary_colors": ["#E8E4D8", "#D0CCC0"],
        "accent": "#B8FF5C",
        "accent_secondary": "#FF6D00",
        "lighting": {
          "ambient": { "color": "#F0E8D0", "intensity": 0.65 },
          "key_light": { "color": "#F5E8C0", "intensity": 1.1, "direction": "warm-overhead-sun" },
          "fill_light": { "color": "#E8D8C0", "intensity": 0.4, "direction": "ground-bounce-warm" },
          "emissive_surfaces": false,
          "hard_shadows": true
        },
        "fog": { "color": "#F0EBE0", "density": "minimal-heat", "start": 100, "end": 500 },
        "skybox": { "type": "clear-warm", "top": "#C0D8E8", "horizon": "#F0E8D0", "glow_source": "bright warm sun" },
        "terrain": {
          "ground": "#E8E4D8",
          "features": ["terracotta-tiled plazas", "market stall canopies", "fountain centerpieces", "potted plants"],
          "texture_style": "warm clay, worn cobblestone, fabric awnings, ceramic"
        },
        "materials": {
          "primary_surface": "warm sandstone, terracotta tiles, light plaster",
          "accent_elements": "marigold market banners, terracotta lanterns, pulse-green produce displays",
          "structures": "arched doorways with terracotta tile, stucco walls, coral-painted clay pots, wooden carts",
          "vegetation": "olive trees, flowering vines, emerald herb gardens",
          "fabric": "dyed canopies in marigold, coral, and warm white"
        },
        "particles": ["dust motes in sunbeams", "market confetti on breeze", "steam from food stalls"],
        "sound_mood": "lively market chatter, guitar strings, clinking ceramics, laughing"
      },
      {
        "id": "mint_haven",
        "name": "Mint Haven",
        "foundation": "light",
        "tagline": "Cyan-mint pools, white stone, healing sanctuary. Breathe.",
        "mood": ["healing", "restorative", "spa", "calm", "pristine"],
        "primary_colors": ["#7AE8E0", "#80FFB8"],
        "secondary_colors": ["#F5F2EA", "#E8E4D8"],
        "accent": "#A8E870",
        "accent_secondary": "#70B8E8",
        "lighting": {
          "ambient": { "color": "#E0F0F0", "intensity": 0.6 },
          "key_light": { "color": "#E0F0F0", "intensity": 0.8, "direction": "soft-overhead" },
          "fill_light": { "color": "#D0F0E8", "intensity": 0.4, "direction": "water-reflections" },
          "emissive_surfaces": false,
          "caustics": true
        },
        "fog": { "color": "#E8F0F0", "density": "mist-gentle", "start": 50, "end": 250 },
        "skybox": { "type": "soft-blue", "top": "#C0E0F0", "horizon": "#F0F5F2", "glow_source": "diffuse, overcast-bright" },
        "terrain": {
          "ground": "#F5F2EA",
          "features": ["white stone terraces", "shallow mint pools", "stepping stone paths", "moss gardens"],
          "texture_style": "smooth white stone, polished, organic curves"
        },
        "materials": {
          "primary_surface": "white marble, smooth river stone",
          "accent_elements": "teal water, emerald moss, soft pulse-green plants",
          "structures": "minimal white pavilions with teal accent trim, open-air shelters, bamboo screens",
          "vegetation": "lush emerald moss, soft pulse-green ferns, water lilies",
          "water": "crystal clear with deep teal tint, visible pebble floor"
        },
        "particles": ["gentle mist from pools", "floating pollen (soft pulse)", "water droplets on leaves"],
        "sound_mood": "trickling water, soft wind, distant birdsong, resonant bowls"
      },
      {
        "id": "prism_fields",
        "name": "Prism Fields",
        "foundation": "light",
        "tagline": "Full-spectrum color on white canvas. Creative playground, no limits.",
        "mood": ["creative", "playful", "joyful", "experimental", "colorful"],
        "primary_colors": ["#E87ABE", "#7AE8E0", "#E8E07A"],
        "secondary_colors": ["#F5F2EA", "#E8E4D8"],
        "accent": "#B8FF5C",
        "accent_secondary": "#B880E8",
        "lighting": {
          "ambient": { "color": "#F0F0F0", "intensity": 0.7 },
          "key_light": { "color": "#F5F5F5", "intensity": 0.9, "direction": "bright-diffuse" },
          "fill_light": { "color": "#E8E0F0", "intensity": 0.3, "direction": "multi-color-bounce" },
          "emissive_surfaces": false,
          "color_bleed": true
        },
        "fog": { "color": "#F5F2F0", "density": "minimal", "start": 100, "end": 500 },
        "skybox": { "type": "bright-clean", "top": "#D0E0F8", "horizon": "#F5F2EA", "glow_source": "bright daylight, scattered prismatic light" },
        "terrain": {
          "ground": "#F5F2EA",
          "features": ["white canvas platforms", "multicolor sculptural blocks", "rainbow gradient paths", "creative workshop spaces"],
          "texture_style": "clean matte white, colorful accents, playful geometric"
        },
        "materials": {
          "primary_surface": "clean white matte — the canvas for color",
          "accent_elements": "full vivid spectrum — ruby, sapphire, emerald, marigold, amethyst — mixed with soft neons",
          "structures": "white geometric forms with bold vivid faces, painted surfaces",
          "vegetation": "stylized colorful plants in emerald, teal, and coral",
          "special": "prismatic glass that refracts light into rainbow patterns, indigo shadow pools"
        },
        "particles": ["rainbow confetti", "floating colored orbs (soft neon mix)", "prismatic light beams"],
        "sound_mood": "playful synth melodies, creative chimes, positive energy, laughter"
      },
      {
        "id": "dawn_terrace",
        "name": "Dawn Terrace",
        "foundation": "light",
        "tagline": "Golden hour forever. Warm stone, amber light, soft pink horizon.",
        "mood": ["warm", "golden", "nostalgic", "romantic", "contemplative"],
        "primary_colors": ["#E8A870", "#E87A7A"],
        "secondary_colors": ["#E8E4D8", "#D0CCC0"],
        "accent": "#A8E870",
        "accent_secondary": "#E8E07A",
        "lighting": {
          "ambient": { "color": "#F0E0D0", "intensity": 0.45 },
          "key_light": { "color": "#F0D0A0", "intensity": 0.9, "direction": "low-angle-golden" },
          "fill_light": { "color": "#E8C0D0", "intensity": 0.35, "direction": "sky-pink-bounce" },
          "emissive_surfaces": false,
          "long_shadows": true
        },
        "fog": { "color": "#F0E0D8", "density": "light-golden", "start": 60, "end": 300 },
        "skybox": { "type": "sunset-gradient", "top": "#D0A8C0", "horizon": "#F0D8B0", "glow_source": "low golden sun near horizon" },
        "terrain": {
          "ground": "#E8E4D8",
          "features": ["terraced hillside gardens", "warm stone balustrades", "long dramatic shadows", "vine-covered pergolas"],
          "texture_style": "warm weathered stone, aged wood, terracotta, soft moss"
        },
        "materials": {
          "primary_surface": "warm sandstone, honey-colored wood",
          "accent_elements": "terracotta lanterns beginning to glow, emerald ivy, burgundy-rose flowers, marigold highlights",
          "structures": "arched terraces with terracotta tile, stone stairways, wrought iron in indigo patina",
          "vegetation": "warm-toned gardens, emerald leaves catching golden light, coral blooms",
          "lighting_fixtures": "wrought iron lanterns with soft ember glow"
        },
        "particles": ["golden dust motes in sunbeams", "drifting petals (soft flux/rose)", "gentle firefly emergence"],
        "sound_mood": "distant church bells, evening birdsong, gentle breeze, acoustic guitar"
      }
    ]
  },

  "agent_guidelines": {
    "philosophy": "These guidelines are suggestions, not rules. The agent is free to build any world in any color. These exist to help — not constrain. When in doubt, be bold and intentional. A Doppel world should feel like someone cared about every color choice.",

    "core_principles": [
      "Pulse (#B8FF5C) is the Doppel signature. A small touch of it — a banner, a glow, a detail — in any world anchors it as Doppel. It works on dark AND light backgrounds.",
      "Intentional palettes beat random color. Pick 2-3 colors that work together and commit to them. The themes above are starting points.",
      "Atmosphere creates immersion. Fog, haze, mist, or golden light — some atmospheric depth makes any world feel real.",
      "Avoid pure white (#FFFFFF) and pure black (#000000). The named tones (Bone, Cloud, Void, Ink) have subtle warmth or cool tints that feel more considered.",
      "Colored light is more interesting than white light. Even in bright worlds, tinting the light slightly warm or cool adds character.",
      "The world should feel like it was designed, not generated. Restraint and consistency matter more than complexity."
    ],

    "foundation_approaches": {
      "description": "Choose a foundation approach based on the mood you want. All are valid Doppel aesthetics.",
      "dark": {
        "when": "Cyberpunk, mysterious, dramatic, high-contrast, neon-forward worlds",
        "foundation_colors": "Void, Abyss, Dusk, Slate",
        "neon_approach": "Full-strength electric neons with glow/bloom. Emissive surfaces. Neons are the light source.",
        "suggested_ratios": { "foundation": "70-80%", "primary_accent": "10-15%", "secondary_accent": "5-10%", "highlight": "2-5%" }
      },
      "light": {
        "when": "Bright, welcoming, natural, aspirational, warm, serene worlds",
        "foundation_colors": "Cloud, Pearl, Mist, Stone",
        "neon_approach": "Vivid midtones for bold color with weight. Soft neons for large gentle areas. Electric neons for small punchy accents. Colored light from sun/sky, not emissive surfaces.",
        "suggested_ratios": { "foundation": "65-80%", "primary_accent": "10-20%", "secondary_accent": "5-10%", "highlight": "2-5%" }
      },
      "mixed": {
        "when": "Transition zones (sunset/dawn), underground-to-surface, layered environments",
        "foundation_colors": "Mix dark and light freely — darker at base, lighter at sky, or vice versa",
        "neon_approach": "Electric neons in dark areas, soft neons in light areas. Creates natural visual hierarchy.",
        "suggested_ratios": { "foundation": "60-75%", "primary_accent": "12-20%", "secondary_accent": "5-12%", "highlight": "3-8%" }
      }
    },

    "color_pairing_suggestions": {
      "description": "Combinations that tend to work well. Not exhaustive — experiment freely.",
      "classic_pairings": [
        "Cyan + Magenta — the iconic Doppel duo",
        "Pulse + any single neon — brand anchor + color story",
        "Ember + Yellow — warm market energy",
        "Rift + Magenta — rare and mysterious",
        "Nova + Cyan — cool and calm",
        "Soft Magenta + Soft Pulse — gentle and organic",
        "Soft Ember + Soft Yellow — sun-drenched warmth",
        "Soft Cyan + Soft Rift — dreamy and ethereal"
      ],
      "vivid_pairings": [
        "Teal + Marigold — jewel contrast, rich and grounded",
        "Emerald + Coral — tropical energy, warm and lush",
        "Sapphire + Marigold — royal opulence, stained glass feel",
        "Ruby + Indigo — dramatic depth, regal intensity",
        "Terracotta + Teal — earth meets ocean, natural sophistication",
        "Amethyst + Emerald — mystic garden, fantasy depth",
        "Coral + Sapphire — Mediterranean warmth, seaside village",
        "Burgundy + Marigold — autumn warmth, aged elegance"
      ],
      "cross_tier_pairings": [
        "Vivid Teal + Soft Cyan — depth gradient, shallow-to-deep water",
        "Vivid Ruby + Soft Magenta — bold bloom anchoring softer petals",
        "Vivid Emerald + Pulse Green — natural world with Doppel signature",
        "Vivid Marigold + Electric Yellow — warm glow with neon spark",
        "Vivid Sapphire + Nova Blue — sky gradient, horizon depth"
      ],
      "tips": [
        "Pick a dominant color and let others support it. Equal intensity across 3+ colors can feel chaotic.",
        "One electric neon accent on a light foundation creates a strong focal point.",
        "Vivid midtones carry visual weight on light backgrounds — use them where soft neons feel too timid.",
        "Soft neons mix beautifully with each other — you can use more simultaneously than electric neons.",
        "Mix tiers freely: vivid for structures, soft for atmosphere, electric for focal sparks.",
        "Warm + cool contrast creates visual interest in any foundation."
      ]
    },

    "material_suggestions": [
      "Surfaces should have subtle texture — noise, grain, weathering. Perfect smoothness feels artificial.",
      "On dark foundations: neon elements glow from within (emissive, bloom, subsurface scatter).",
      "On light foundations: color comes from the surface material itself and from colored light. Less glow, more pigment.",
      "Reflective surfaces (water, glass, metal) pick up colors from surroundings — use this for color bleeding.",
      "Organic elements (plants, flowers) are translucent in dark worlds (inner glow) and opaque in light worlds (solid, painterly)."
    ],

    "lighting_suggestions": {
      "dark_worlds": [
        "Ambient light extremely low. Darkness is the canvas.",
        "Key light from neon sources. Objects light the world.",
        "Multiple colored light sources create overlapping pools.",
        "Deep shadows with subtle color tinting from nearby neons."
      ],
      "light_worlds": [
        "Ambient light is higher — the world is naturally bright.",
        "Key light is directional (sun, sky). Tint it warm or cool for mood.",
        "Shadows are softer but can be long and dramatic (golden hour).",
        "Color comes from materials and subtle light tints, not emissive glow."
      ]
    },

    "theme_selection_hints": {
      "for_trading_spaces": ["neon_market", "midnight_bazaar", "ember_forge", "solar_plaza"],
      "for_social_spaces": ["bloom_garden", "pulse_meadow", "tech_forest", "sakura_grid", "solar_plaza"],
      "for_competitive_spaces": ["shadow_arcade", "rift_zone", "surge_spire"],
      "for_exploration": ["crystal_depths", "void_drift", "neon_jungle", "cloudtop_citadel"],
      "for_tech_spaces": ["data_stream", "frozen_circuit", "surge_spire"],
      "for_rare_events": ["rift_zone", "void_drift"],
      "for_peaceful_areas": ["pulse_meadow", "crystal_depths", "bloom_garden", "mint_haven", "sakura_grid", "dawn_terrace"],
      "for_danger_zones": ["rift_zone", "ember_forge", "solar_wastes"],
      "for_creative_spaces": ["prism_fields", "shadow_arcade"],
      "for_welcoming_spaces": ["cloudtop_citadel", "solar_plaza", "mint_haven", "dawn_terrace"]
    }
  }
}