(function () {
  "use strict";

  const fallback = "z";
  const sharedSizes = {
    marker: 18,
    tiny: 22,
    small: 32,
    medium: 44,
    large: 64,
    focus: 88
  };

  const characters = {
    "young z": {
      id: "young z",
      displayLabel: "young z",
      avatar: "/assets/avatars/young-z.jpeg",
      glow: "#d8a95a",
      accent: "#f4bf5f",
      fallback,
      expressions: {
        calm: "/assets/avatars/young-z.jpeg",
        happy: "/assets/avatars/young-z.jpeg",
        surprised: "/assets/avatars/young-z.jpeg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "nostalgic-playful",
        presenceKeywords: ["childhood", "play", "crayon", "sun", "blanket", "game", "desk", "drawing", "nostalgia"],
        atmosphere: "warm childhood light",
        focusScale: 1.08
      }
    },
    z: {
      id: "z",
      displayLabel: "z",
      avatar: "/assets/avatars/z.jpeg",
      glow: "#d6c38a",
      accent: "#d8c891",
      fallback,
      expressions: {
        calm: "/assets/avatars/z.jpeg",
        receptive: "/assets/avatars/z.jpeg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "archive-return",
        presenceKeywords: ["website", "archive", "observer", "traveler", "making", "return", "home"],
        atmosphere: "steady archive lantern",
        focusScale: 1
      }
    },
    aphy: {
      id: "aphy",
      displayLabel: "aphy",
      avatar: "/assets/avatars/aphy.jpeg",
      glow: "#7fb089",
      accent: "#83d4df",
      fallback,
      expressions: {
        calm: "/assets/avatars/aphy.jpeg",
        curious: "/assets/avatars/aphy.jpeg",
        thinking: "/assets/avatars/aphy.jpeg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "system-symbolic",
        presenceKeywords: ["system", "terminal", "logic", "error", "debug", "console", "css", "search", "backup", "symbol"],
        atmosphere: "soft diagnostic glow",
        focusScale: 1.04
      }
    },
    lima: {
      id: "lima",
      displayLabel: "lima",
      avatar: "/assets/avatars/lima.jpg",
      glow: "#d06b78",
      accent: "#e7a176",
      fallback,
      expressions: {
        calm: "/assets/avatars/lima.jpg",
        happy: "/assets/avatars/lima.jpg",
        protective: "/assets/avatars/lima.jpg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "warm-protective",
        presenceKeywords: ["warm", "home", "safe", "protect", "kitchen", "ring", "love", "rest", "care", "light"],
        atmosphere: "protective kitchen warmth",
        focusScale: 1.12
      }
    },
    "sensei chi": {
      id: "sensei chi",
      displayLabel: "sensei chi",
      avatar: "/assets/avatars/sensei-chi.jpeg",
      glow: "#75a9bd",
      accent: "#9ec4be",
      fallback,
      expressions: {
        calm: "/assets/avatars/sensei-chi.jpeg",
        reflective: "/assets/avatars/sensei-chi.jpeg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "reflective-patient",
        presenceKeywords: ["quiet", "reflect", "patience", "tea", "garden", "lesson", "wisdom", "still"],
        atmosphere: "slow reflective tea light",
        focusScale: 1.06
      }
    },
    "future z": {
      id: "future z",
      displayLabel: "future z",
      avatar: "/assets/avatars/future-z.jpeg",
      glow: "#a58ac9",
      accent: "#b7a6cf",
      fallback,
      expressions: {
        calm: "/assets/avatars/future-z.jpeg",
        nostalgic: "/assets/avatars/future-z.jpeg",
        warning: "/assets/avatars/future-z.jpeg"
      },
      sizes: sharedSizes,
      observatory: {
        territory: "temporal",
        presenceKeywords: ["future", "time", "age 40", "later", "return", "warning", "ordinary", "clock"],
        atmosphere: "distant temporal shimmer",
        focusScale: 1.1
      }
    }
  };

  function get(character) {
    return characters[character] || characters[fallback];
  }

  function source(character, expression) {
    const config = get(character);
    return (config.expressions && expression && config.expressions[expression]) || config.avatar || characters[fallback].avatar;
  }

  window.MemoryAvatarRegistry = {
    fallback,
    characters,
    get,
    source
  };
}());