diff --git a/app/Jobs/TutorialVideoJob.php b/app/Jobs/TutorialVideoJob.php
index c300da82..a70addd3 100644
--- a/app/Jobs/TutorialVideoJob.php
+++ b/app/Jobs/TutorialVideoJob.php
@@ -243,7 +243,7 @@ public function handle(
 
             // ASS 자막 생성
             $subtitlePath = "{$workDir}/subtitle.ass";
-            $videoAssembly->generateAssSubtitle($scenes, $subtitlePath, $narrationDurations);
+            $videoAssembly->generateAssSubtitle($scenes, $subtitlePath, $narrationDurations, 'landscape');
 
             // 최종 MP4 합성
             $finalOutputPath = "{$workDir}/final_tutorial.mp4";
diff --git a/app/Services/Video/VideoAssemblyService.php b/app/Services/Video/VideoAssemblyService.php
index 911890a6..644508e7 100644
--- a/app/Services/Video/VideoAssemblyService.php
+++ b/app/Services/Video/VideoAssemblyService.php
@@ -208,27 +208,55 @@ public function getAudioDuration(string $path): float
      * @param  array  $scenes  [{scene_number, narration, duration}, ...]
      * @param  array  $narrationDurations  [scene_number => 실제 오디오 초] (ffprobe 측정값)
      */
-    public function generateAssSubtitle(array $scenes, string $outputPath, array $narrationDurations = []): string
+    /**
+     * @param string $layout 'portrait' (9:16 Shorts) 또는 'landscape' (16:9 튜토리얼)
+     */
+    public function generateAssSubtitle(array $scenes, string $outputPath, array $narrationDurations = [], string $layout = 'portrait'): string
     {
         $dir = dirname($outputPath);
         if (! is_dir($dir)) {
             mkdir($dir, 0755, true);
         }
 
+        $isLandscape = $layout === 'landscape';
+
         $ass = "[Script Info]\n";
         $ass .= "ScriptType: v4.00+\n";
-        $ass .= "PlayResX: 1080\n";
-        $ass .= "PlayResY: 1920\n";
-        $ass .= "WrapStyle: 0\n\n";
+
+        if ($isLandscape) {
+            // 가로 영상 (16:9 튜토리얼)
+            $ass .= "PlayResX: 1920\n";
+            $ass .= "PlayResY: 1080\n";
+        } else {
+            // 세로 영상 (9:16 Shorts)
+            $ass .= "PlayResX: 1080\n";
+            $ass .= "PlayResY: 1920\n";
+        }
+        $ass .= "WrapStyle: 2\n\n"; // 2 = no word wrapping (한줄 유지)
 
         $ass .= "[V4+ Styles]\n";
         $ass .= "Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding\n";
-        $ass .= "Style: Default,NanumGothic,96,&H00FFFFFF,&H000000FF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,5,2,5,40,40,0,1\n\n";
+
+        if ($isLandscape) {
+            // 가로 영상: 하단 중앙, 폰트 작게, 여백 넓게, 한줄 최대
+            // Alignment=2: 하단 중앙
+            // MarginL=20, MarginR=20: 좌우 여백 최소화 → 길게
+            // MarginV=30: 하단에서 약간 위
+            // FontSize=48: 1920 기준 적절한 크기
+            // BorderStyle=3: 반투명 배경 박스
+            // BackColour=&H80000000: 반투명 검정 배경
+            $ass .= "Style: Default,NanumGothic,48,&H00FFFFFF,&H000000FF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,3,2,0,2,20,20,30,1\n\n";
+        } else {
+            // 세로 영상 (기존)
+            $ass .= "Style: Default,NanumGothic,96,&H00FFFFFF,&H000000FF,&H00000000,&H80000000,-1,0,0,0,100,100,0,0,1,5,2,5,40,40,0,1\n\n";
+        }
 
         $ass .= "[Events]\n";
         $ass .= "Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text\n";
 
         $currentTime = 0;
+        // 가로 영상은 줄바꿈 없이 한줄, 세로 영상은 16자 줄바꿈
+        $maxCharsPerLine = $isLandscape ? 999 : 16;
 
         foreach ($scenes as $scene) {
             $sceneDuration = $scene['duration'] ?? 8;
@@ -276,7 +304,7 @@ public function generateAssSubtitle(array $scenes, string $outputPath, array $na
                 $startTime = $this->formatAssTime($currentTime + $offset);
                 $endTime = $this->formatAssTime($currentTime + $offset + $sentDuration);
 
-                $text = $this->wrapText($sentence, 16);
+                $text = $this->wrapText($sentence, $maxCharsPerLine);
                 $text = str_replace("\n", "\\N", $text);
 
                 $ass .= "Dialogue: 0,{$startTime},{$endTime},Default,,0,0,0,,{$text}\n";