frontend/components/admin/dashboard/widgets/yard-3d/Yard3DCanvas.tsx

@@ -31,6 +31,7 @@ interface Yard3DCanvasProps {
   onPlacementDrag?: (id: number, position: { x: number; y: number; z: number }) => void;
   gridSize?: number; // 그리드 크기 (기본값: 5)
   onCollisionDetected?: () => void; // 충돌 감지 시 콜백
+  focusOnPlacementId?: number | null; // 카메라가 포커스할 요소 ID
 }
 
 // 좌표를 그리드 칸의 중심에 스냅 (마인크래프트 스타일)
@@ -467,6 +468,75 @@ function MaterialBox({
 }
 
 // 3D 씬 컴포넌트
+// 카메라 포커스 컨트롤러
+function CameraFocusController({
+  focusOnPlacementId,
+  placements,
+  orbitControlsRef,
+}: {
+  focusOnPlacementId?: number | null;
+  placements: YardPlacement[];
+  orbitControlsRef: React.RefObject<any>;
+}) {
+  const { camera } = useThree();
+
+  useEffect(() => {
+    console.log("🎥 CameraFocusController triggered");
+    console.log("  - focusOnPlacementId:", focusOnPlacementId);
+    console.log("  - orbitControlsRef.current:", orbitControlsRef.current);
+    console.log("  - placements count:", placements.length);
+
+    if (focusOnPlacementId && orbitControlsRef.current) {
+      const targetPlacement = placements.find((p) => p.id === focusOnPlacementId);
+      console.log("  - targetPlacement:", targetPlacement);
+
+      if (targetPlacement) {
+        console.log("✅ Starting camera animation to:", targetPlacement.material_name || targetPlacement.id);
+
+        const controls = orbitControlsRef.current;
+        const targetPosition = new THREE.Vector3(
+          targetPlacement.position_x,
+          targetPlacement.position_y,
+          targetPlacement.position_z,
+        );
+
+        // 카메라 위치 계산 (요소 위에서 약간 비스듬히)
+        const cameraOffset = new THREE.Vector3(15, 15, 15);
+        const newCameraPosition = targetPosition.clone().add(cameraOffset);
+
+        // 부드러운 애니메이션으로 카메라 이동
+        const startPos = camera.position.clone();
+        const startTarget = controls.target.clone();
+        const duration = 1000; // 1초
+        const startTime = Date.now();
+
+        const animate = () => {
+          const elapsed = Date.now() - startTime;
+          const progress = Math.min(elapsed / duration, 1);
+
+          // easeInOutCubic 이징 함수
+          const eased = progress < 0.5 ? 4 * progress * progress * progress : 1 - Math.pow(-2 * progress + 2, 3) / 2;
+
+          // 카메라 위치 보간
+          camera.position.lerpVectors(startPos, newCameraPosition, eased);
+
+          // 카메라 타겟 보간
+          controls.target.lerpVectors(startTarget, targetPosition, eased);
+          controls.update();
+
+          if (progress < 1) {
+            requestAnimationFrame(animate);
+          }
+        };
+
+        animate();
+      }
+    }
+  }, [focusOnPlacementId, placements, camera, orbitControlsRef]);
+
+  return null;
+}
+
 function Scene({
   placements,
   selectedPlacementId,
@@ -474,12 +544,20 @@ function Scene({
   onPlacementDrag,
   gridSize = 5,
   onCollisionDetected,
+  focusOnPlacementId,
 }: Yard3DCanvasProps) {
   const [isDraggingAny, setIsDraggingAny] = useState(false);
   const orbitControlsRef = useRef<any>(null);
 
   return (
     <>
+      {/* 카메라 포커스 컨트롤러 */}
+      <CameraFocusController
+        focusOnPlacementId={focusOnPlacementId}
+        placements={placements}
+        orbitControlsRef={orbitControlsRef}
+      />
+
       {/* 조명 */}
       <ambientLight intensity={0.5} />
       <directionalLight position={[10, 10, 5]} intensity={1} />
@@ -551,6 +629,7 @@ export default function Yard3DCanvas({
   onPlacementDrag,
   gridSize = 5,
   onCollisionDetected,
+  focusOnPlacementId,
 }: Yard3DCanvasProps) {
   const handleCanvasClick = (e: any) => {
     // Canvas의 빈 공간을 클릭했을 때만 선택 해제
@@ -577,6 +656,7 @@ export default function Yard3DCanvas({
             onPlacementDrag={onPlacementDrag}
             gridSize={gridSize}
             onCollisionDetected={onCollisionDetected}
+            focusOnPlacementId={focusOnPlacementId}
           />
         </Suspense>
       </Canvas>

frontend/components/admin/dashboard/widgets/yard-3d/YardEditor.tsx

@@ -38,6 +38,7 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
   const [placements, setPlacements] = useState<YardPlacement[]>([]);
   const [originalPlacements, setOriginalPlacements] = useState<YardPlacement[]>([]); // 원본 데이터 보관
   const [selectedPlacement, setSelectedPlacement] = useState<YardPlacement | null>(null);
+  const [focusPlacementId, setFocusPlacementId] = useState<number | null>(null); // 카메라 포커스할 요소 ID
   const [isLoading, setIsLoading] = useState(true);
   const [isSaving, setIsSaving] = useState(false);
   const [showConfigPanel, setShowConfigPanel] = useState(false);
@@ -203,9 +204,30 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
   };
 
   // 요소 선택 (3D 캔버스 또는 목록에서)
-  const handleSelectPlacement = (placement: YardPlacement) => {
+  const handleSelectPlacement = (placement: YardPlacement | null) => {
+    console.log("📍 handleSelectPlacement called with:", placement);
+
+    if (!placement) {
+      // 빈 공간 클릭 시 선택 해제
+      console.log("  → Deselecting (null placement)");
+      setSelectedPlacement(null);
+      setShowConfigPanel(false);
+      setFocusPlacementId(null);
+      return;
+    }
+
+    console.log("  → Selecting placement:", placement.id, placement.material_name);
     setSelectedPlacement(placement);
     setShowConfigPanel(false); // 선택 시에는 설정 패널 닫기
+
+    console.log("  → Setting focusPlacementId to:", placement.id);
+    setFocusPlacementId(placement.id); // 카메라 포커스
+
+    // 카메라 애니메이션 완료 후 focusPlacementId 초기화 (재클릭 시 다시 포커스 가능)
+    setTimeout(() => {
+      console.log("  → Clearing focusPlacementId");
+      setFocusPlacementId(null);
+    }, 1100); // 애니메이션 시간(1000ms)보다 약간 길게
   };
 
   // 설정 버튼 클릭
@@ -500,8 +522,9 @@ export default function YardEditor({ layout, onBack }: YardEditorProps) {
             <Yard3DCanvas
               placements={placements}
               selectedPlacementId={selectedPlacement?.id || null}
-              onPlacementClick={(placement) => handleSelectPlacement(placement as YardPlacement)}
+              onPlacementClick={(placement) => handleSelectPlacement(placement as YardPlacement | null)}
               onPlacementDrag={handlePlacementDrag}
+              focusOnPlacementId={focusPlacementId}
               onCollisionDetected={() => {
                 toast({
                   title: "배치 불가",