{
  "version": 2,
  "meta": {
    "title": "THE BACKROOMS OF THE IBC",
    "subtitle": "A first-person Dallas IBC signal tour.",
    "legalFooter": "Unofficial fan-made educational project. Not affiliated with or endorsed by FIFA or HBS."
  },
  "rooms": [
    {
      "id": "S1",
      "code": "WELCOME",
      "name": "IBC LOBBY",
      "center": { "x": 0, "z": 0 },
      "size": { "x": 18, "z": 16 },
      "profile": "lobby",
      "palette": { "floor": "#766450", "wall": "#DDD7C5", "accent": "#559348" },
      "signs": ["WELCOME TO THE IBC", "FIFA WORLD CUP 2026", "INTERNATIONAL BROADCAST CENTER (IBC)", "DALLAS"],
      "props": [
        { "id": "welcome-arch", "kind": "arch", "label": "INTERNATIONAL BROADCAST CENTER (IBC)", "x": 5, "z": 0 },
        { "id": "planter-lobby", "kind": "planter", "label": "LANDSCAPE INLAY", "x": -5, "z": 4 }
      ]
    },
    {
      "id": "S2",
      "code": "HALL A",
      "name": "FLUORESCENT HALLWAY",
      "center": { "x": 22, "z": 0 },
      "size": { "x": 32, "z": 7 },
      "profile": "hallway",
      "palette": { "floor": "#766450", "wall": "#DDD7C5", "accent": "#559348" },
      "signs": ["BREAK AREA A-112", "CENTRAL EQUIPMENT ROOM", "MASTER CONTROL ROOM"],
      "props": [
        { "id": "door-a112", "kind": "door", "label": "BREAK AREA A-112", "x": 3, "z": 3.4 },
        { "id": "door-cer", "kind": "door", "label": "CENTRAL EQUIPMENT ROOM", "x": 23, "z": -3.4 }
      ]
    },
    {
      "id": "S2a",
      "code": "A-112",
      "name": "BREAK AREA",
      "center": { "x": 18, "z": 10 },
      "size": { "x": 8, "z": 6 },
      "profile": "coffee",
      "palette": { "floor": "#6B5141", "wall": "#D7B889", "accent": "#F1A21A" },
      "signs": ["BREAK AREA A-112"],
      "props": [
        { "id": "coffee-station", "kind": "coffee", "label": "POUR COFFEE", "x": 0, "z": 1.4, "interactive": "coffee" },
        { "id": "sofa-a112", "kind": "sofa", "label": "SOFA", "x": -2.7, "z": -1.2 }
      ]
    },
    {
      "id": "S3",
      "code": "CER",
      "name": "CENTRAL EQUIPMENT ROOM",
      "center": { "x": 48, "z": 0 },
      "size": { "x": 16, "z": 12 },
      "profile": "cer",
      "palette": { "floor": "#F1EFE4", "wall": "#0C0F10", "accent": "#36E877" },
      "signs": ["CENTRAL EQUIPMENT ROOM", "BCN / ST 2110"],
      "props": [
        { "id": "rack-bank-a", "kind": "rack", "label": "BLUE OPEN RACKS", "x": -4.3, "z": -1.4, "blocker": true },
        { "id": "rack-bank-b", "kind": "rack", "label": "YELLOW GREEN MULBERRY FIBER", "x": 0, "z": -1.4, "blocker": true },
        { "id": "rack-bank-c", "kind": "rack", "label": "CYAN STATUS", "x": 4.3, "z": -1.4, "blocker": true },
        { "id": "signal-panel", "kind": "signal", "label": "TEST REDUNDANT PATHS", "x": 5.4, "z": 4.2, "interactive": "signal" },
        { "id": "cer-glass-front", "kind": "glass", "label": "GLASS FRONT", "x": -7.9, "z": 0, "blocker": true }
      ]
    },
    {
      "id": "S4",
      "code": "S4",
      "name": "SIGNAL THRESHOLD",
      "center": { "x": 66, "z": 0 },
      "size": { "x": 12, "z": 8 },
      "profile": "signal",
      "palette": { "floor": "#766450", "wall": "#DDD7C5", "accent": "#4C97C8" },
      "signs": ["OPTIONAL · TRY THE TERMINAL", "MASTER CONTROL ROOM"],
      "props": [
        { "id": "optional-terminal", "kind": "terminal", "label": "OPTIONAL · TRY THE TERMINAL", "x": -2.2, "z": -2.4, "interactive": "terminal" },
        { "id": "mcr-wayfinding", "kind": "blade", "label": "MASTER CONTROL ROOM", "x": 3.8, "z": 0 }
      ]
    },
    {
      "id": "S8",
      "code": "A-119",
      "name": "MASTER CONTROL ROOM",
      "center": { "x": 88, "z": 0 },
      "size": { "x": 15, "z": 11 },
      "profile": "mcr",
      "palette": { "floor": "#171B1E", "wall": "#080A0D", "accent": "#69C9D8" },
      "signs": ["MASTER CONTROL ROOM", "A119"],
      "props": [
        { "id": "mcr-glass-front", "kind": "glass", "label": "GLASS FRONT", "x": -7.3, "z": 0, "blocker": true },
        { "id": "mcr-desks", "kind": "deskRows", "label": "OPERATOR ROWS", "x": -1.5, "z": -1.2, "blocker": true },
        { "id": "mcr-multiview", "kind": "multiview", "label": "ABSTRACT MULTIVIEW", "x": 4.8, "z": 3.8 },
        { "id": "mcr-route", "kind": "routeButton", "label": "ROUTE FEEDS TO MEDIA PARTNERS", "x": -4.8, "z": 2.8, "interactive": "mcr" },
        { "id": "mcr-clock-map", "kind": "clockMap", "label": "CLOCK / WORLD MAP BAND", "x": 3.5, "z": 4.6 }
      ]
    }
  ],
  "portals": [
    { "id": "lobby-hall", "from": "S1", "to": "S2", "center": { "x": 8.7, "z": 0 }, "size": { "x": 1.4, "z": 4.0 } },
    { "id": "hall-coffee", "from": "S2", "to": "S2a", "center": { "x": 18, "z": 3.5 }, "size": { "x": 3.8, "z": 1.4 } },
    { "id": "coffee-hall", "from": "S2a", "to": "S2", "center": { "x": 18, "z": 6.9 }, "size": { "x": 3.8, "z": 1.4 } },
    { "id": "hall-cer", "from": "S2", "to": "S3", "center": { "x": 38.4, "z": 0 }, "size": { "x": 1.4, "z": 4.0 } },
    { "id": "cer-signal", "from": "S3", "to": "S4", "center": { "x": 56.1, "z": 0 }, "size": { "x": 1.4, "z": 4.0 } },
    { "id": "signal-mcr", "from": "S4", "to": "S8", "center": { "x": 73.2, "z": 0 }, "size": { "x": 1.4, "z": 4.0 } }
  ],
  "colliders": [
    { "id": "ibc-arch-left", "room": "S1", "minX": 5.56, "maxX": 5.84, "minZ": -2.79, "maxZ": -2.31 },
    { "id": "ibc-arch-right", "room": "S1", "minX": 5.56, "maxX": 5.84, "minZ": 2.31, "maxZ": 2.79 },
    { "id": "coffee-table", "room": "S2a", "minX": 16.1, "maxX": 19.9, "minZ": 10.7, "maxZ": 11.7 },
    { "id": "rack-bank-a", "room": "S3", "minX": 42.8, "maxX": 44.9, "minZ": -3.2, "maxZ": 1.2 },
    { "id": "rack-bank-b", "room": "S3", "minX": 46.9, "maxX": 49.1, "minZ": -3.2, "maxZ": 1.2 },
    { "id": "rack-bank-c", "room": "S3", "minX": 51.1, "maxX": 53.2, "minZ": -3.2, "maxZ": 1.2 },
    { "id": "cer-glass-front", "room": "S3", "minX": 39.95, "maxX": 40.25, "minZ": -5.8, "maxZ": 5.8 },
    { "id": "mcr-glass-front", "room": "S8", "minX": 80.35, "maxX": 80.65, "minZ": -5.2, "maxZ": 5.2 },
    { "id": "mcr-desks", "room": "S8", "minX": 84.15, "maxX": 89.55, "minZ": -3.12, "maxZ": 1.52 }
  ],
  "visualSignatures": {
    "lobbyHall": ["cream modular Dallas convention hall", "brown carpet", "high-bay trusses", "fluorescent pool-gap-fog rhythm", "plain IBC and Dallas wayfinding"],
    "coffee": ["black-draped table", "polished silver urns", "world-map paper cup motif", "warm A-112 pocket"],
    "cer": ["blue open racks", "white floor plus black grated aisle", "black curtains", "overhead trays", "yellow green mulberry cabling", "cyan and green equipment glow", "glass front"],
    "mcr": ["near-black glass-front room", "operator desk rows", "clock-world-map band", "cable protectors", "large active abstract multiview"]
  }
}