{
  "schema_version": "2.0",
  "rule_code": "risk.travel.medium.multi_city_no_reason",
  "name": "多城市行程缺少说明中风险",
  "description": "票据或明细识别到多个城市，但申请/报销事由未说明中转、多地拜访、改签或绕行原因。",
  "enabled": true,
  "requires_attachment": true,
  "risk_dimension": "travel_reimbursement_control",
  "risk_category": "差旅费-行程说明",
  "ontology_signal": "travel_multi_city_without_reason",
  "evaluator": "multi_city_reason_required",
  "finance_rule_code": "rule.expense.company_travel_expense_reimbursement",
  "finance_rule_sheet": "公司差旅费报销规则",
  "business_stage": [
    "expense_application",
    "reimbursement"
  ],
  "expense_types": [
    "travel"
  ],
  "applies_to": {
    "domains": [
      "expense",
      "travel"
    ],
    "expense_types": [
      "travel"
    ],
    "business_stages": [
      "expense_application",
      "reimbursement"
    ]
  },
  "inputs": {
    "fields": [
      {
        "key": "claim.reason",
        "label": "报销/申请事由",
        "type": "text",
        "source": "claim"
      },
      {
        "key": "item.item_reason",
        "label": "明细说明",
        "type": "text",
        "source": "item"
      },
      {
        "key": "item.item_location",
        "label": "明细发生地点",
        "type": "text",
        "source": "item"
      },
      {
        "key": "attachment.route_cities",
        "label": "交通票行程城市",
        "type": "list",
        "source": "attachment"
      },
      {
        "key": "attachment.hotel_city",
        "label": "住宿城市",
        "type": "text",
        "source": "attachment"
      }
    ]
  },
  "params": {
    "condition_summary": "差旅行程涉及 3 个及以上城市，且事由未包含中转、多地、改签、绕行等说明。",
    "message_template": "识别到多城市差旅行程，请补充中转、多地拜访或改签原因。"
  },
  "outcomes": {
    "pass": {
      "severity": "none",
      "action": "continue"
    },
    "fail": {
      "severity": "medium",
      "action": "manual_review",
      "risk_score": 72
    }
  },
  "metadata": {
    "owner": "admin",
    "stability": "admin_configured",
    "source_ref": "差旅费报销风险规则库 / admin 手工配置",
    "created_at": "2026-05-26T07:06:27.746703+00:00",
    "created_by": "admin",
    "risk_score": 72,
    "risk_level": "medium",
    "rule_title": "多城市行程缺少说明中风险",
    "finance_rule_code": "rule.expense.company_travel_expense_reimbursement",
    "finance_rule_sheet": "公司差旅费报销规则",
    "business_stage": [
      "expense_application",
      "reimbursement"
    ],
    "expense_types": [
      "travel"
    ],
    "implementation_note": "使用当前规则中心 JSON 风险规则执行器可识别的字段与模板配置。",
    "risk_level_label": "中风险",
    "risk_score_model": "risk_score_v3",
    "risk_score_detail": {
      "score": 72,
      "level": "medium",
      "level_label": "中风险",
      "model": "risk_score_v3",
      "source": "admin_manual_travel_risk_catalog",
      "reason": "按差旅费报销高/中/低风险分层手工设定。"
    }
  },
  "severity": "medium",
  "risk_score": 72,
  "risk_level": "medium",
  "risk_level_label": "中风险",
  "risk_score_detail": {
    "score": 72,
    "level": "medium",
    "level_label": "中风险",
    "model": "risk_score_v3",
    "source": "admin_manual_travel_risk_catalog",
    "reason": "按差旅费报销高/中/低风险分层手工设定。"
  }
}