diff --git a/com.twin.app.shoptime/src/components/VideoPlayer/MediaPlayer.v2.jsx b/com.twin.app.shoptime/src/components/VideoPlayer/MediaPlayer.v2.jsx
index d5b6a42f..8cdffe7b 100644
--- a/com.twin.app.shoptime/src/components/VideoPlayer/MediaPlayer.v2.jsx
+++ b/com.twin.app.shoptime/src/components/VideoPlayer/MediaPlayer.v2.jsx
@@ -135,7 +135,18 @@ const MediaPlayerV2 = forwardRef((props, ref) => {
 
   // ========== Computed Values ==========
   const isYoutube = useMemo(() => {
-    return src && src.includes('youtu');
+    if (!src) return false;
+
+    try {
+      // URL 파싱 시도
+      const url = new URL(src);
+      return ['youtube.com', 'youtu.be', 'm.youtube.com'].some(domain =>
+        url.hostname.includes(domain)
+      );
+    } catch {
+      // URL 파싱 실패 시 정규식 검사
+      return /https?:\/\/(www\.|m\.)?youtu(\.be|be\.com)/.test(src);
+    }
   }, [src]);
 
   const isModal = panelInfo?.modal;
@@ -214,7 +225,11 @@ const MediaPlayerV2 = forwardRef((props, ref) => {
     setPaused(el.paused);
     setLoading(el.loading || false);
     setError(el.error || null);
-    setSourceUnavailable((el.loading && sourceUnavailable) || el.error);
+
+    // 함수형 업데이트로 stale closure 방지
+    setSourceUnavailable((prevUnavailable) =>
+      (el.loading && prevUnavailable) || el.error
+    );
 
     // Proportion 계산
     updateProportionLoaded(); // 플랫폼별 계산 함수 호출
@@ -233,7 +248,7 @@ const MediaPlayerV2 = forwardRef((props, ref) => {
     if (ev.type === 'durationchange' && onDurationChange) {
       onDurationChange(ev);
     }
-  }, [onTimeUpdate, onLoadedData, onLoadedMetadata, onDurationChange, sourceUnavailable, updateProportionLoaded]);
+  }, [onTimeUpdate, onLoadedData, onLoadedMetadata, onDurationChange, updateProportionLoaded]);
 
   const handleEnded = useCallback((e) => {
     if (onEnded) {
@@ -249,18 +264,18 @@ const MediaPlayerV2 = forwardRef((props, ref) => {
   }, [onError]);
 
   // ========== Controls Management ==========
-  const showControls = useCallback(() => {
+  const showControls = useCallback((timeout = 3000) => {
     if (disabled || isModal) return;
 
     setControlsVisible(true);
 
-    // 3초 후 자동 숨김
+    // timeout 후 자동 숨김 (기본 3초, Modal 전환 시 10초)
     if (controlsTimeoutRef.current) {
       clearTimeout(controlsTimeoutRef.current);
     }
     controlsTimeoutRef.current = setTimeout(() => {
       setControlsVisible(false);
-    }, 3000);
+    }, timeout);
   }, [disabled, isModal]);
 
   const hideControls = useCallback(() => {
@@ -375,7 +390,8 @@ const MediaPlayerV2 = forwardRef((props, ref) => {
       if (videoRef.current?.paused) {
         play();
       }
-      showControls();
+      // Fullscreen 전환 시 controls를 10초로 연장 표시
+      showControls(10000);
     }
     prevModalRef.current = isModal;
   }, [isModal, play, showControls]);