{
  "game": "order-of-the-sinking-star",
  "revision": "development-room-layouts-selected-layouts-2026-10-24",
  "sourceId": "development-room-layouts-video-frame-observations",
  "scope": "Seven direct public-video/native-layout comparisons presented as selected development states; no article puzzle ordinals or gameplay route claims.",
  "limitations": {
    "selectedStatesOnly": true,
    "articlePuzzleNumbersAssigned": false,
    "startingLayoutClaimed": false,
    "routeClaimed": false,
    "finishClaimed": false,
    "gameplayBuildVerified": false
  },
  "cards": [
    {
      "levelId": "quad_torch_v1",
      "title": {
        "en": "Four outer platforms",
        "zh": "四个外侧平台"
      },
      "hint": {
        "en": "Check each of the four outer platforms.",
        "zh": "依次留意四个外侧平台。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Four outer platforms",
          "zh": "开发阶段对照：四个外侧平台"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/quad_torch_v1.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/quad_torch_v1-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "e5922e665b55806337459a6f534424da9d70aeb97fb6697446440de87069db85",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/quad_torch_v1-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "e5922e665b55806337459a6f534424da9d70aeb97fb6697446440de87069db85",
            "imageSha256": "cf0ca75e09ac69e4e5cd43e5e303e904ef1bc21a2e98c689661ab6006ebd3399",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 535,
                  "y": 203
                },
                "radius": 16,
                "target": {
                  "en": "The large mirror beside the right wall",
                  "zh": "右侧墙边的大镜子"
                }
              }
            ],
            "alt": {
              "en": "Four outer platforms, selected development view; ring marks The large mirror beside the right wall.",
              "zh": "四个外侧平台，开发阶段选定画面；圆环标出右侧墙边的大镜子。"
            },
            "instruction": {
              "en": "Check each of the four outer platforms.",
              "zh": "依次留意四个外侧平台。"
            },
            "result": {
              "en": "Ring marks The large mirror beside the right wall.",
              "zh": "圆环标出右侧墙边的大镜子。"
            }
          }
        ]
      }
    },
    {
      "levelId": "worlds_collide_heroes_and_promesst",
      "title": {
        "en": "Linked rooms A",
        "zh": "相连房间 A"
      },
      "hint": {
        "en": "Track changes in both rooms.",
        "zh": "同时留意两侧房间的变化。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Linked rooms A",
          "zh": "开发阶段对照：相连房间 A"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/worlds_collide_heroes_and_promesst.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "a9ae1c87df27e3ef2d7b8fe6086c343ce334ad242022a057c38aba496eb106bb",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "a9ae1c87df27e3ef2d7b8fe6086c343ce334ad242022a057c38aba496eb106bb",
            "imageSha256": "a6e8a928f9d6161c7c9baea6c3ee7c98f70f69fe68a61ebcc5a6ce84a0fcc08f",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 573,
                  "y": 143
                },
                "radius": 16,
                "target": {
                  "en": "The single raised block in the green room",
                  "zh": "绿色房间里的单个凸起方块"
                }
              }
            ],
            "alt": {
              "en": "Linked rooms A, selected development view; ring marks The single raised block in the green room.",
              "zh": "相连房间 A，开发阶段选定画面；圆环标出绿色房间里的单个凸起方块。"
            },
            "instruction": {
              "en": "Track changes in both rooms.",
              "zh": "同时留意两侧房间的变化。"
            },
            "result": {
              "en": "Ring marks The single raised block in the green room.",
              "zh": "圆环标出绿色房间里的单个凸起方块。"
            }
          }
        ]
      }
    },
    {
      "levelId": "worlds_collide_heroes_and_promesst_v2",
      "title": {
        "en": "Linked rooms B",
        "zh": "相连房间 B"
      },
      "hint": {
        "en": "Leave the lower passage available.",
        "zh": "给下方通道留出空间。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Linked rooms B",
          "zh": "开发阶段对照：相连房间 B"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/worlds_collide_heroes_and_promesst_v2.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst_v2-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "e51b9b68044ed0e9d9e0f49c729f45b2333482e3c7997424c2a9222c926c0b0d",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst_v2-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "e51b9b68044ed0e9d9e0f49c729f45b2333482e3c7997424c2a9222c926c0b0d",
            "imageSha256": "46a15d3485764395161b006c5e7b1abcbeadaa3f678b6c501260cd247f28c71b",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 282,
                  "y": 346
                },
                "radius": 16,
                "target": {
                  "en": "The cyan floor pad in the lower left passage",
                  "zh": "左下方通道里的青色地垫"
                }
              }
            ],
            "alt": {
              "en": "Linked rooms B, selected development view; ring marks The cyan floor pad in the lower left passage.",
              "zh": "相连房间 B，开发阶段选定画面；圆环标出左下方通道里的青色地垫。"
            },
            "instruction": {
              "en": "Leave the lower passage available.",
              "zh": "给下方通道留出空间。"
            },
            "result": {
              "en": "Ring marks The cyan floor pad in the lower left passage.",
              "zh": "圆环标出左下方通道里的青色地垫。"
            }
          }
        ]
      }
    },
    {
      "levelId": "worlds_collide_heroes_and_promesst_v3",
      "title": {
        "en": "Linked rooms C",
        "zh": "相连房间 C"
      },
      "hint": {
        "en": "Plan around the raised block in the green room.",
        "zh": "围绕绿色房间里的凸墙安排位置。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Linked rooms C",
          "zh": "开发阶段对照：相连房间 C"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/worlds_collide_heroes_and_promesst_v3.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst_v3-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "94fe9b2fb4fb720576d8d35a892004d668b524bfa7265f1f407bb13bef26595d",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/worlds_collide_heroes_and_promesst_v3-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "94fe9b2fb4fb720576d8d35a892004d668b524bfa7265f1f407bb13bef26595d",
            "imageSha256": "67c560054b306a855ac9fdea36209b5025a567465766c75b726142a2da043ca6",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 190,
                "y": 422,
                "width": 480,
                "height": 33,
                "purpose": "subtitle",
                "reason": "One subtitle line is on the exterior/front wall rim below the lower horizontal floor. The lower cyan pad ends above y422 and the left vertical floor remains left of x190."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 605,
                  "y": 155
                },
                "radius": 16,
                "target": {
                  "en": "The raised L-shaped block in the green room",
                  "zh": "绿色房间里的凸起 L 形方块"
                }
              }
            ],
            "alt": {
              "en": "Linked rooms C, selected development view; ring marks The raised L-shaped block in the green room.",
              "zh": "相连房间 C，开发阶段选定画面；圆环标出绿色房间里的凸起 L 形方块。"
            },
            "instruction": {
              "en": "Plan around the raised block in the green room.",
              "zh": "围绕绿色房间里的凸墙安排位置。"
            },
            "result": {
              "en": "Ring marks The raised L-shaped block in the green room.",
              "zh": "圆环标出绿色房间里的凸起 L 形方块。"
            }
          }
        ]
      }
    },
    {
      "levelId": "sender",
      "title": {
        "en": "Two floors",
        "zh": "上下两层"
      },
      "hint": {
        "en": "Keep both floors in mind.",
        "zh": "同时留意上下两层。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Two floors",
          "zh": "开发阶段对照：上下两层"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/sender.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/sender-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "1b4b216809eff0d670542526fdab15dc7a6c6fbf0d8a38436e0ac5d45bdd5faf",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/sender-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "1b4b216809eff0d670542526fdab15dc7a6c6fbf0d8a38436e0ac5d45bdd5faf",
            "imageSha256": "16242ff7bca1487364d9fe0327f9d8b59549c4da80480d128e5a409a1d6c9242",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 428,
                  "y": 223
                },
                "radius": 16,
                "target": {
                  "en": "The right grate beside the drop between the two floors",
                  "zh": "两层之间落差旁的右侧栅格"
                }
              }
            ],
            "alt": {
              "en": "Two floors, selected development view; ring marks The right grate beside the drop between the two floors.",
              "zh": "上下两层，开发阶段选定画面；圆环标出两层之间落差旁的右侧栅格。"
            },
            "instruction": {
              "en": "Keep both floors in mind.",
              "zh": "同时留意上下两层。"
            },
            "result": {
              "en": "Ring marks The right grate beside the drop between the two floors.",
              "zh": "圆环标出两层之间落差旁的右侧栅格。"
            }
          }
        ]
      }
    },
    {
      "levelId": "sender_simplified",
      "title": {
        "en": "Raised strip",
        "zh": "凸起窄条"
      },
      "hint": {
        "en": "Compare access on either side of the raised strip.",
        "zh": "比较凸起窄条两侧的通路。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Raised strip",
          "zh": "开发阶段对照：凸起窄条"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/sender_simplified.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/sender_simplified-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "811fca51e8b4c4a179f1be5658947cf9a4820f6e0a59631a4cc1ff9bf49351eb",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/sender_simplified-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "811fca51e8b4c4a179f1be5658947cf9a4820f6e0a59631a4cc1ff9bf49351eb",
            "imageSha256": "c5e47337fe359bc4367e8a3e8fdb82a12108c365ce0292aabd404568911eacbe",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 200,
                "y": 421,
                "width": 450,
                "height": 34,
                "purpose": "subtitle",
                "reason": "The subtitle lies wholly on the front exterior wall face; playable floor ends at y408 above this mask."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 394,
                  "y": 234
                },
                "radius": 16,
                "target": {
                  "en": "The grate along the central raised strip",
                  "zh": "中央凸起窄条上的栅格"
                }
              }
            ],
            "alt": {
              "en": "Raised strip, selected development view; ring marks The grate along the central raised strip.",
              "zh": "凸起窄条，开发阶段选定画面；圆环标出中央凸起窄条上的栅格。"
            },
            "instruction": {
              "en": "Compare access on either side of the raised strip.",
              "zh": "比较凸起窄条两侧的通路。"
            },
            "result": {
              "en": "Ring marks The grate along the central raised strip.",
              "zh": "圆环标出中央凸起窄条上的栅格。"
            }
          }
        ]
      }
    },
    {
      "levelId": "height_chooser_v0",
      "title": {
        "en": "Height comparison",
        "zh": "高度对照"
      },
      "hint": {
        "en": "Compare the two platforms and the raised steps.",
        "zh": "对照两座平台与左侧台阶的高度。"
      },
      "walkthrough": {
        "label": {
          "en": "Development comparison: Height comparison",
          "zh": "开发阶段对照：高度对照"
        },
        "opening": {
          "en": "The ring identifies a visible landmark in this selected state.",
          "zh": "圆环标出此选定状态中的可见地标。"
        },
        "frames": [
          {
            "image": "/art/walkthrough/development-room-layouts/height_chooser_v0.svg",
            "width": 852,
            "height": 480,
            "sourceFrameFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/height_chooser_v0-p69-selected.jpg",
            "sourceFrameFormat": "image/jpeg",
            "sourceFrameSha256": "f60a431d28133ea7ac086f6fec4825a45ad541ddb279b085113cd7b56de62561",
            "displaySourceFile": "/evidence/development-room-layouts-bilibili-p69-2026-10-24/height_chooser_v0-p69-selected.jpg",
            "displayFrameFormat": "image/jpeg",
            "displayFrameSha256": "f60a431d28133ea7ac086f6fec4825a45ad541ddb279b085113cd7b56de62561",
            "imageSha256": "6519c103dd0c5756a8dfea96ea624e2ae46aaa8948614aac6f227bce3c75d720",
            "displayMasks": [
              {
                "x": 713,
                "y": 12,
                "width": 139,
                "height": 35,
                "purpose": "creator-logo",
                "reason": "Creator/Bilibili mark is above walkable floors on scenery or the non-walkable top exterior wall rim; floor boundaries and all objects below y47 remain visible."
              },
              {
                "x": 220,
                "y": 387,
                "width": 410,
                "height": 68,
                "purpose": "subtitle",
                "reason": "Both subtitle lines lie on the front face and sky below the left platform floor, whose last surface pixels are above y387 at this x-range. The mask ends at x630 before the right platform floor begins. Root inspected the original boundary at 4x pixel scale."
              },
              {
                "x": 0,
                "y": 472,
                "width": 32,
                "height": 8,
                "purpose": "fps",
                "reason": "The FPS counter is in the empty bottom-left corner outside all walkable floor."
              }
            ],
            "markers": [
              {
                "type": "layout-reference",
                "color": "#31bfff",
                "center": {
                  "x": 312,
                  "y": 230
                },
                "radius": 16,
                "target": {
                  "en": "The mirror at the crossing purple beams on the left platform",
                  "zh": "左侧平台上紫色光束交叉处的镜子"
                }
              }
            ],
            "alt": {
              "en": "Height comparison, selected development view; ring marks The mirror at the crossing purple beams on the left platform.",
              "zh": "高度对照，开发阶段选定画面；圆环标出左侧平台上紫色光束交叉处的镜子。"
            },
            "instruction": {
              "en": "Compare the two platforms and the raised steps.",
              "zh": "对照两座平台与左侧台阶的高度。"
            },
            "result": {
              "en": "Ring marks The mirror at the crossing purple beams on the left platform.",
              "zh": "圆环标出左侧平台上紫色光束交叉处的镜子。"
            }
          }
        ]
      }
    }
  ]
}