diff --git a/src/components/three/ModelViewer.tsx b/src/components/three/ModelViewer.tsx
index 1ac27b2..3774e8d 100644
--- a/src/components/three/ModelViewer.tsx
+++ b/src/components/three/ModelViewer.tsx
@@ -731,6 +731,7 @@ function SmartSnapHandler() {
 function HoverDetector() {
   const { camera, scene, gl } = useThree();
   const setHoverInfo = useModelStore((s) => s.setHoverInfo);
+  const setHoverIfcProps = useModelStore((s) => s.setHoverIfcProps);
   const raycaster = useMemo(() => new THREE.Raycaster(), []);
   const mouse = useMemo(() => new THREE.Vector2(), []);
   const hoverTimer = useRef<ReturnType<typeof setTimeout> | null>(null);
@@ -764,8 +765,8 @@ function HoverDetector() {
         lastHitKey.current = '';
         lastHitExpressId.current = 0;
         setHoverInfo(null);
+        setHoverIfcProps(null);
         clearTimers();
-        toast.dismiss('ifc-hover-info');
         return;
       }
 
@@ -778,40 +779,9 @@ function HoverDetector() {
         const props = elementRoot?.userData?.properties;
         
         if (props && (props.name || props.material || props.tag)) {
-          const infoLines: string[] = [];
-          if (props.tag || props.name) {
-            infoLines.push(`Peça: ${props.tag || props.name}`);
-          }
-          if (props.material) {
-            infoLines.push(`Material: ${props.material}`);
-          }
-          
-          const lengthKey = Object.keys(props).find(k => {
-            const kl = k.toLowerCase();
-            return kl.includes('length') || kl.includes('comprimento') || kl.includes('lengthvalue');
-          });
-          
-          if (lengthKey && props[lengthKey]) {
-            infoLines.push(`Comprimento: ${props[lengthKey]}`);
-          } else {
-            const commonLengthKeys = ['Length', 'Comprimento', 'LengthValue', 'height', 'comprimento'];
-            for (const key of commonLengthKeys) {
-              if (props[key]) {
-                infoLines.push(`Comprimento: ${props[key]}`);
-                break;
-              }
-            }
-          }
-          
-          if (infoLines.length > 0) {
-            toast(infoLines.join(' | '), {
-              id: 'ifc-hover-info',
-              duration: 8000,
-              position: 'bottom-center',
-            });
-          }
+          setHoverIfcProps(props);
         } else {
-          toast.dismiss('ifc-hover-info');
+          setHoverIfcProps(null);
         }
       }
 
@@ -879,8 +849,8 @@ function HoverDetector() {
       lastHitKey.current = '';
       lastHitExpressId.current = 0;
       setHoverInfo(null);
+      setHoverIfcProps(null);
       clearTimers();
-      toast.dismiss('ifc-hover-info');
     };
 
     gl.domElement.addEventListener('pointermove', onMove);
@@ -889,9 +859,9 @@ function HoverDetector() {
       gl.domElement.removeEventListener('pointermove', onMove);
       gl.domElement.removeEventListener('pointerleave', onLeave);
       clearTimers();
-      toast.dismiss('ifc-hover-info');
+      setHoverIfcProps(null);
     };
-  }, [camera, scene, gl, raycaster, mouse, setHoverInfo]);
+  }, [camera, scene, gl, raycaster, mouse, setHoverInfo, setHoverIfcProps]);
 
   return null;
 }
diff --git a/src/pages/Viewer.tsx b/src/pages/Viewer.tsx
index 4cb3b0c..92ab215 100644
--- a/src/pages/Viewer.tsx
+++ b/src/pages/Viewer.tsx
@@ -35,7 +35,8 @@ const Viewer = () => {
     fineTuning,
     sectionEnabled,
     sectionInvert,
-    sectionLevel
+    sectionLevel,
+    hoverIfcProps
   } = useModelStore();
   const fileInputRef = useRef<HTMLInputElement>(null);
   const [converting, setConverting] = useState(false);
@@ -366,6 +367,37 @@ const Viewer = () => {
         {/* 3D Canvas with floating controls */}
         <div className="relative flex-1 min-w-0" id="canvas-container">
           <ModelViewerCanvas />
+          {hoverIfcProps && (
+            <div 
+              className={`absolute left-4 z-40 w-72 rounded-xl border border-primary/20 bg-background/80 p-3.5 shadow-2xl backdrop-blur-md transition-all duration-300 pointer-events-none select-none font-mono text-[11px] ${
+                isFullscreen ? 'top-16' : 'top-4'
+              }`}
+            >
+              <div className="flex flex-col gap-2.5">
+                <div className="flex items-center gap-1.5 border-b border-primary/10 pb-1.5">
+                  <span className="h-1.5 w-1.5 rounded-full bg-primary animate-pulse" />
+                  <span className="font-semibold text-primary uppercase text-[9px] tracking-wider font-sans">Propriedades IFC</span>
+                </div>
+                
+                {Object.entries(hoverIfcProps).map(([key, value]) => {
+                  if (!value) return null;
+                  let displayKey = key;
+                  if (key === 'name') displayKey = 'Nome';
+                  else if (key === 'tag') displayKey = 'Marca';
+                  else if (key === 'material') displayKey = 'Material';
+                  else if (key === 'objectType') displayKey = 'Tipo';
+                  else if (key === 'description') displayKey = 'Descrição';
+                  
+                  return (
+                    <div key={key} className="flex flex-col gap-0.5">
+                      <span className="text-[8px] text-muted-foreground uppercase tracking-widest">{displayKey}</span>
+                      <span className="text-foreground font-semibold truncate text-[11px] max-w-[250px]" title={value}>{value}</span>
+                    </div>
+                  );
+                })}
+              </div>
+            </div>
+          )}
           {isFullscreen ? (
             <div className="absolute top-4 left-4 z-50 flex gap-2">
               <Button
diff --git a/src/stores/useModelStore.ts b/src/stores/useModelStore.ts
index e6ff940..c37a4cb 100644
--- a/src/stores/useModelStore.ts
+++ b/src/stores/useModelStore.ts
@@ -357,6 +357,9 @@ interface ModelStore {
   hoverInfo: HoverInfo | null;
   setHoverInfo: (info: HoverInfo | null) => void;
 
+  hoverIfcProps: Record<string, string> | null;
+  setHoverIfcProps: (props: Record<string, string> | null) => void;
+
   screenshots: string[];
   addScreenshot: (dataUrl: string) => void;
   removeScreenshot: (index: number) => void;
@@ -782,6 +785,9 @@ export const useModelStore = create<ModelStore>((set, get) => ({
   hoverInfo: null,
   setHoverInfo: (hoverInfo) => set({ hoverInfo }),
 
+  hoverIfcProps: null,
+  setHoverIfcProps: (hoverIfcProps) => set({ hoverIfcProps }),
+
   screenshots: [],
   addScreenshot: (dataUrl) => set((state) => ({ screenshots: [...state.screenshots, dataUrl] })),
   removeScreenshot: (index) => set((state) => ({