castle = {
	# Estates
	ca_estate_1 = {
		desc = ca_estate_1_desc
		add_number_to_name = no
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 2
			castle_building_allow = yes
		}
		gold_cost = 50
		build_time = 365
		monthly_character_wealth = 0.3
		monthly_character_prestige = 0.01
		ai_creation_factor = 95
		extra_tech_building_start = 1
	}
	ca_estate_2 = {
		desc = ca_estate_2_desc
		add_number_to_name = no
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 3
			castle_building_allow = yes
		}
		upgrades_from = ca_estate_1
		gold_cost = 60
		build_time = 547
		monthly_character_wealth = 0.3
		monthly_character_prestige = 0.015
		ai_creation_factor = 95
		extra_tech_building_start = 1
	}
	ca_estate_3 = {
		desc = ca_estate_3_desc
		add_number_to_name = no
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 4
			castle_building_allow = yes
		}
		upgrades_from = ca_estate_2
		gold_cost = 75
		build_time = 620
		monthly_character_wealth = 0.3
		monthly_character_prestige = 0.02
		ai_creation_factor = 95
		extra_tech_building_start = 1
	}
	ca_estate_4 = {
		desc = ca_estate_4_desc
		add_number_to_name = no
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 6
			castle_building_allow = yes
		}
		upgrades_from = ca_estate_3
		gold_cost = 90
		build_time = 620
		monthly_character_wealth = 0.3
		monthly_character_prestige = 0.025
		ai_creation_factor = 95
		extra_tech_building_start = 1
	}
	ca_estate_5 = {
		desc = ca_estate_5_desc
		add_number_to_name = no
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 8
			castle_building_allow = yes
		}
		upgrades_from = ca_estate_4
		gold_cost = 120
		build_time = 620
		monthly_character_wealth = 0.3
		monthly_character_prestige = 0.03
		ai_creation_factor = 95
		extra_tech_building_start = 1
	}

	# Shrine
	ca_shrine_1 = {
		trigger = {
			TECH_RELIGIOUS_CUSTOMS >= 1
			castle_building_allow = yes
		}
		gold_cost = 200
		build_time = 730
		ai_creation_factor = 50
		extra_tech_building_start = 1
		monthly_character_piety = 0.05
	}
	ca_shrine_2 = {
		trigger = {
			TECH_RELIGIOUS_CUSTOMS >= 3
			castle_building_allow = yes
		}
		upgrades_from = ca_shrine_1
		gold_cost = 200
		build_time = 730
		ai_creation_factor = 50
		extra_tech_building_start = 1
		monthly_character_piety = 0.05
	}

	# Study
	ca_study_1 = {
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 3
			castle_building_allow = yes
		}
		prerequisites = { ca_keep_1 }
		gold_cost = 100
		build_time = 730
		tech_growth_modifier = 0.05
		military_techpoints = 0.05
		ai_creation_factor = 92
		extra_tech_building_start = 0.2
	}
	ca_study_2 = {
		trigger = {
			TECH_CASTLE_CONSTRUCTION >= 6
			castle_building_allow = yes
		}
		prerequisites = { ca_keep_2 }
		upgrades_from = ca_study_1
		gold_cost = 200
		build_time = 1095
		tech_growth_modifier = 0.1
		military_techpoints = 0.05
		ai_creation_factor = 92
		extra_tech_building_start = 0.2
	}
}