diff --git a/src/core/evaluation/evaluator.ts b/src/core/evaluation/evaluator.ts
index ed6a0c48..476dccb0 100644
--- a/src/core/evaluation/evaluator.ts
+++ b/src/core/evaluation/evaluator.ts
@@ -161,7 +161,7 @@ export function evaluateTimelineScene(time: number, clips: Clip[], tracks: Track
       const finalHeight = evalH * animationState.scale;
 
       const textLayer: EvaluatedTextLayer = {
-        layerId: `${clip.id}-${evalTime}`,
+        layerId: clip.id,
         clipId: clip.id,
         role: clip.role,
         clipKind: clip.kind,
@@ -232,7 +232,7 @@ export function evaluateTimelineScene(time: number, clips: Clip[], tracks: Track
     const transitionState = evaluateTransitionState(clip, transitionWindows);
 
     const mediaLayer: EvaluatedMediaLayer = {
-      layerId: `${clip.id}-${evalTime}`,
+      layerId: clip.id,
       clipId: clip.id,
       role: clip.role,
       clipKind: clip.kind,
@@ -316,7 +316,7 @@ export function evaluateTimelineScene(time: number, clips: Clip[], tracks: Track
     if (!sourcePath) continue;
 
     audioLayers.push({
-      layerId: `${clip.id}-audio-${evalTime}`,
+      layerId: `${clip.id}-audio`,
       clipId: clip.id,
       mediaId: clip.mediaId,
       sourcePath,
diff --git a/src/core/timeline/audioClips.ts b/src/core/timeline/audioClips.ts
index 3b874e72..2f10f036 100644
--- a/src/core/timeline/audioClips.ts
+++ b/src/core/timeline/audioClips.ts
@@ -63,10 +63,10 @@ export function getActiveAudioClips(clips: Clip[], tracks: Track[], assets: Medi
 
       // Find asset
       const asset = assets.find((a) => a.id === clip.mediaId);
-      if (!asset) return false;
+      const directAudioPath = (clip as any).audioPath as string | undefined;
+      const isAudioClip = asset?.type === "audio" || asset?.type === "video" || (clip.kind === "audio" && !!directAudioPath);
 
-      // Only include audio and video clips (video may have audio track)
-      if (asset.type !== "audio" && asset.type !== "video") return false;
+      if (!isAudioClip) return false;
 
       // Check if clip overlaps with export time range
       const clipStart = clip.startTime;
@@ -74,7 +74,9 @@ export function getActiveAudioClips(clips: Clip[], tracks: Track[], assets: Medi
       return clipStart < endTime && clipEnd > startTime;
     })
     .map((clip) => {
-      const asset = assets.find((a) => a.id === clip.mediaId)!;
+      const asset = assets.find((a) => a.id === clip.mediaId);
+      const directAudioPath = (clip as any).audioPath as string | undefined;
+      const rawPath = asset ? asset.path : directAudioPath!;
 
       // Calculate overlap with export time range
       const clipStart = clip.startTime;
@@ -97,8 +99,8 @@ export function getActiveAudioClips(clips: Clip[], tracks: Track[], assets: Medi
       const volume = Math.max(0, Math.min(1, clip.volume ?? 1.0));
 
       return {
-        // Normalize to native FS path — asset.path may be an asset:// or file:// URL
-        path: toNativePath(asset.path),
+        // Normalize to native FS path — asset.path or directAudioPath may be an asset:// or file:// URL
+        path: toNativePath(rawPath),
         startTime: relativeStartTime,
         duration: relativeDuration,
         trimIn: relativeTrimIn,