- generic [active] [ref=f31e1]:
  - navigation "카메라 시점" [ref=f31e2]:
    - button "정면" [ref=f31e3] [cursor=pointer]
    - button "측면" [ref=f31e4] [cursor=pointer]
    - button "위" [ref=f31e5] [cursor=pointer]
    - button "등각" [ref=f31e6] [cursor=pointer]
    - button "런너 보기" [ref=f31e7] [cursor=pointer]
    - button "와이어" [ref=f31e8] [cursor=pointer]
    - link "원본 비교" [ref=f31e9] [cursor=pointer]:
      - /url: ./runner-review.html?revision=reference-v1
  - region "머리 조립" [ref=f31e10]:
    - paragraph [ref=f31e11]: 0 / 42 단계 · 참고 이미지의 부품 배열
    - generic [ref=f31e12]:
      - button "이전 단계" [disabled] [ref=f31e13]
      - button "다음 조립" [ref=f31e14] [cursor=pointer]
      - button "일괄 조립" [ref=f31e15] [cursor=pointer]
      - button "일괄 분해" [disabled] [ref=f31e16]
      - button "머리 보기" [ref=f31e17] [cursor=pointer]