P07-01-WX: 仕上がった天候の機能の受入：自然天候・雨・嵐・世界樹と成人客のマナ霧・上部の表示と予報・保存と移行（マナ炉の産出 120 を除く。P07-01 の補助の作業。原単位への加算 0）

scripts/guest/guest_service.gd

@@ -365,6 +365,10 @@ func _update_needs_runtime(
 		delta_medical += int(normalized_effects.get(&"medical", 0))
 		delta_leisure += int(normalized_effects.get(&"leisure", 0))
 		delta_intimacy += int(normalized_effects.get(&"intimacy", 0))
+	## A13: mana fog raises an adult-verified guest's positive intimacy increase
+	## to floor(x1.5) = n + floor(n / 2); decreases and other guests are unchanged.
+	if definition.adult_verified and delta_intimacy > 0 and bool(_value(context, &"mana_fog", false)):
+		delta_intimacy += delta_intimacy >> 1
 
 	var after_hunger := clampi(before_hunger + delta_hunger, 0, 100)
 	var after_sleep := clampi(before_sleep + delta_sleep, 0, 100)
@@ -1157,7 +1161,7 @@ func _need_context_error(context: Dictionary) -> String:
 		var raw_value: Variant = _value(context, field_id, null)
 		if not raw_value is int or int(raw_value) < 0 or int(raw_value) > 100:
 			return "%s must be an integer from 0 through 100." % field_id
-	for field_id: StringName in [&"is_night", &"work_like_activity", &"unstimulated"]:
+	for field_id: StringName in [&"is_night", &"work_like_activity", &"unstimulated", &"mana_fog"]:
 		if _has_value(context, field_id) and not _value(context, field_id, null) is bool:
 			return "%s must be boolean." % field_id
 	if _has_value(context, &"need_effects"):