diff --git a/src/components/three/XRHudInWorld.tsx b/src/components/three/XRHudInWorld.tsx
index b6e3cbf..c0d0538 100644
--- a/src/components/three/XRHudInWorld.tsx
+++ b/src/components/three/XRHudInWorld.tsx
@@ -391,7 +391,7 @@ function CutsTab() {
         return (
           <group key={axis} position={[0, yOffset, 0]}>
             {/* Eixo label */}
-            <Text position={[-0.24, 0, 0]} fontSize={0.014} color={AXIS_COLOR[axis]} anchorX="left" anchorY="middle" fontStyle="bold">
+            <Text position={[-0.24, 0, 0]} fontSize={0.014} color={AXIS_COLOR[axis]} anchorX="left" anchorY="middle">
               {AXIS_LABEL[axis]}
             </Text>
 
@@ -941,7 +941,7 @@ function CalibrationTab() {
   return (
     <group>
       {/* Coluna da esquerda: Informações e Fluxo */}
-      <Text position={[-0.24, 0.11, 0]} fontSize={0.012} color="#3b82f6" anchorX="left" anchorY="middle" fontStyle="bold">
+      <Text position={[-0.24, 0.11, 0]} fontSize={0.012} color="#3b82f6" anchorX="left" anchorY="middle">
         Calibração 3D da Peça
       </Text>
       
diff --git a/src/components/three/xrCalibrationBus.ts b/src/components/three/xrCalibrationBus.ts
index 43df044..67d6a01 100644
--- a/src/components/three/xrCalibrationBus.ts
+++ b/src/components/three/xrCalibrationBus.ts
@@ -37,11 +37,7 @@ export const xrCalibration: XRCalState = {
 };
 
 function notify() {
-  xrCalibration.listeners.forEach((fn) => {
-    try {
-      fn();
-    } catch {}
-  });
+  xrCalibration.listeners.forEach((fn) => fn());
 }
 
 export function subscribeXRCalibration(fn: () => void): () => void {
@@ -137,14 +133,14 @@ export function computeXRCalibrationQuaternion(pairs: XRPair[]): THREE.Quaternio
   if (pairs.length < 2) return null;
   const n1 = pairs[0].model.clone().normalize();
   const n2raw = pairs[1].model.clone();
-  let n2 = n2raw.sub(n1.clone().multiplyScalar(n2raw.dot(n1)));
+  const n2 = n2raw.sub(n1.clone().multiplyScalar(n2raw.dot(n1)));
   if (n2.lengthSq() < 1e-6) return null;
   n2.normalize();
   const n3 = new THREE.Vector3().crossVectors(n1, n2);
 
   const c1 = pairs[0].cube.clone().normalize();
   const c2raw = pairs[1].cube.clone();
-  let c2 = c2raw.sub(c1.clone().multiplyScalar(c2raw.dot(c1)));
+  const c2 = c2raw.sub(c1.clone().multiplyScalar(c2raw.dot(c1)));
   if (c2.lengthSq() < 1e-6) return null;
   c2.normalize();
   const c3 = new THREE.Vector3().crossVectors(c1, c2);
diff --git a/src/pages/XRSession.tsx b/src/pages/XRSession.tsx
index 70c5ea7..3ca7cea 100644
--- a/src/pages/XRSession.tsx
+++ b/src/pages/XRSession.tsx
@@ -53,7 +53,9 @@ function loadXRFeatures() {
   try {
     const raw = localStorage.getItem('xrFeatures');
     if (raw) return { ...defaults, ...JSON.parse(raw) };
-  } catch {}
+  } catch (err) {
+    console.warn('[XR] Falha ao ler xrFeatures do localStorage:', err);
+  }
   return defaults;
 }
 const _xrf = loadXRFeatures();