diff --git a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
index 6a0c528..3eb1646 100644
--- a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
+++ b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PiezoMonitoringView.kt
@@ -35,6 +35,7 @@ import androidx.compose.ui.graphics.Path
 import androidx.compose.ui.graphics.PathEffect
 import androidx.compose.ui.graphics.drawscope.Stroke
 import androidx.compose.ui.platform.LocalConfiguration
+import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontWeight
@@ -903,7 +904,7 @@ fun PiezoMonitoringView(appState: AppState) {
                     Icon(Icons.Default.LocalHospital, "Catheter", tint = MlPrimary, modifier = Modifier.size(16.dp))
                     Spacer(modifier = Modifier.width(4.dp))
                     Text("$cathCount", fontSize = (13 * fontScale).sp, fontWeight = FontWeight.Bold, color = MlPrimary)
-                    Spacer(modifier = Modifier.width(2.dp))
+                    Spacer(modifier = Modifier.width(6.dp))
                     Text("left", fontSize = (10 * fontScale).sp, fontWeight = FontWeight.SemiBold,
                         color = MlPrimary.copy(alpha = 0.7f))
                 }
@@ -1078,7 +1079,10 @@ fun PiezoMonitoringView(appState: AppState) {
                     }
                     Spacer(modifier = Modifier.height(4.dp))
                     Text(
-                        if (displayMaxVolumeMl > 0) "${"%.0f".format(displayMaxVolumeMl)} mL" else "${appState.estimatedVolume} mL",
+                        // Voiding 직후엔 displayMaxVolumeMl=0이고 estimatedVolume도 0 → "0 mL"가 의미 없음 → "— mL"로
+                        if (displayMaxVolumeMl > 0) "${"%.0f".format(displayMaxVolumeMl)} mL"
+                        else if (appState.estimatedVolume > 0) "${appState.estimatedVolume} mL"
+                        else "— mL",
                         fontSize = volFontSize,
                         fontWeight = if (useScrollLayout) FontWeight.Bold else FontWeight.ExtraBold,
                         color = urgency.accentColor,
@@ -1137,8 +1141,9 @@ fun PiezoMonitoringView(appState: AppState) {
                         disabledContainerColor = Color.Gray.copy(alpha = 0.3f)
                     )
                 ) {
-                    Text("Voiding", fontSize = (14 * fontScale).sp,
-                        fontWeight = FontWeight.SemiBold, color = Color.White)
+                    Text("Voiding / Catheterization", fontSize = (12 * fontScale).sp,
+                        fontWeight = FontWeight.SemiBold, color = Color.White,
+                        textAlign = TextAlign.Center, maxLines = 2)
                 }
 
                 // Auto (Spot 진행 중 봉인)
diff --git a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
index af0d8d9..4598e6c 100644
--- a/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
+++ b/app/src/main/java/com/example/medilightv2android/ui/views/monitoring/PlacementGuideView.kt
@@ -213,7 +213,7 @@ fun PlacementGuideView(appState: AppState) {
                 }
                 Text(
                     text = "Step ${currentStepIdx + 1}/3",
-                    fontSize = 14.sp, fontWeight = FontWeight.Bold, color = MlPrimary
+                    fontSize = 22.sp, fontWeight = FontWeight.Bold, color = Color.Black
                 )
                 // 3-dot indicator: 완료(○ → ●), 현재(큰 ●), 미완료(○)
                 Row(horizontalArrangement = Arrangement.spacedBy(6.dp),
@@ -272,8 +272,8 @@ fun PlacementGuideView(appState: AppState) {
             // 타이틀 — 28sp Bold (Hint와의 강조 균형. 이전 38sp ExtraBold는 화면을 압도)
             Text(
                 text = "Sensor Alignment",
-                fontSize = 28.sp,
-                fontWeight = FontWeight.Bold,
+                fontSize = 36.sp,
+                fontWeight = FontWeight.ExtraBold,
                 color = Color.Black,
                 textAlign = TextAlign.Center,
                 modifier = Modifier.fillMaxWidth().padding(vertical = 4.dp)
@@ -308,14 +308,12 @@ fun PlacementGuideView(appState: AppState) {
                     append(rawHint)
                 }
             }
-            // Hint 톤다운 — 28sp+큰 박스+빨강 강조 3중 중첩이었음.
-            // 폰트 28→20sp, padding 18→12dp, 박스 alpha 살짝 ↓.
-            // "pubic bone" 빨강 강조는 유지 (의도된 1점 강조).
+            // 회의 피드백: hint 글자는 검정으로 통일 + 키우기. 박스 배경 색은 의미 유지(노랑=조정 필요/초록=Green).
             Text(
                 text = displayHint,
-                fontSize = 20.sp,
-                fontWeight = FontWeight.SemiBold,
-                color = hintFg,
+                fontSize = 26.sp,
+                fontWeight = FontWeight.Bold,
+                color = Color.Black,
                 textAlign = TextAlign.Center,
                 modifier = Modifier
                     .fillMaxWidth()
@@ -924,7 +922,7 @@ fun PlacementGuideView(appState: AppState) {
                     shape = RoundedCornerShape(18.dp),
                     colors = ButtonDefaults.buttonColors(containerColor = Color(0xFFFF9800))
                 ) {
-                    Text("Start Alignment", fontSize = 28.sp, fontWeight = FontWeight.Bold, color = Color.White)
+                    Text("Start Alignment", fontSize = 28.sp, fontWeight = FontWeight.Bold, color = Color.Black)
                 }
             }