flowchart TD
  classDef terminator fill:#4338ca,stroke:#312e81,stroke-width:2px,color:#fff,font-weight:700;
  classDef decision   fill:#fef3c7,stroke:#d97706,stroke-width:2.5px,color:#78350f,font-weight:700;
  classDef process    fill:#ffffff,stroke:#475569,stroke-width:1.5px,color:#0f172a;
  classDef processReq fill:#ffffff,stroke:#475569,stroke-width:1.5px,color:#0f172a,font-weight:600;
  classDef input      fill:#cffafe,stroke:#0891b2,stroke-width:1.8px,color:#164e63;
  classDef inputReq   fill:#cffafe,stroke:#0891b2,stroke-width:1.8px,color:#164e63,font-weight:600;
  classDef decisionReq fill:#fef3c7,stroke:#d97706,stroke-width:2.5px,color:#78350f,font-weight:700;
  classDef chOk      fill:#dcfce7,stroke:#16a34a,color:#14532d;
  classDef chWarn    fill:#fef3c7,stroke:#d97706,color:#78350f;
  classDef chRisk    fill:#fee2e2,stroke:#dc2626,color:#7f1d1d;
  linkStyle default stroke:#94a3b8,stroke-width:1.6px;

  START(["🟢 문진 시작: 간질환 위험 평가"]):::terminator
  RESULT(["🏁 결과 산출"]):::terminator

  S138["섹션 1: 음주<br/>(3)"]:::process
  START --> S138
  S139["섹션 2: 간 관련 병력<br/>(6)"]:::process
  S138 --> S139
  S140["섹션 3: 동반 위험·증상<br/>(6)"]:::process
  S139 --> S140
  S277["섹션 4: 증상·신체 신호<br/>(12)"]:::process
  S140 --> S277
  S278["섹션 5: 위험·검사<br/>(8)"]:::process
  S277 --> S278
  S278 --> RESULT