[
  {
    "id": "ww2",
    "name": "World War II",
    "year": 1939,
    "eraDescription": "Europe teeters on the brink of total war. Fascist powers press their advantage across the continent while the democracies marshal their strength."
  },
  {
    "id": "present",
    "name": "Present Day",
    "year": 2026,
    "eraDescription": "A multipolar world of blocs, sanctions, and tech supremacy. Climate strain, AI, and great-power rivalry shape every decision."
  },
  {
    "id": "near-future",
    "name": "Near Future",
    "year": 2035,
    "eraDescription": "Autonomous fleets, orbital assets, and climate-hamstrung coastlines. Old alliances strain under new technologies and old grievances."
  }
]