diff --git a/components/canvas/nodes/World3DNode.tsx b/components/canvas/nodes/World3DNode.tsx
index 8479e40b9..53797675e 100644
--- a/components/canvas/nodes/World3DNode.tsx
+++ b/components/canvas/nodes/World3DNode.tsx
@@ -258,6 +258,7 @@ export function World3DNode({
     [overlayChromeScale]
   );
   const captureEnabled = data.status === "completed" && (activeView === "splat" || activeView === "mesh");
+  const showTopLeftControls = data.status === "completed";
 
   useEffect(() => {
     if (data.status !== "completed") return;
@@ -535,8 +536,8 @@ export function World3DNode({
       {data.status === "generating" ? (
         <div className="relative flex h-full w-full select-none items-center justify-center overflow-hidden bg-[#f7f9fc] dark:bg-zinc-900">
           <div className="absolute left-4 top-4" style={placeholderBadgeStyle}>
-            <span className="flex h-11 w-11 items-center justify-center rounded-full border border-[#dde5f4] bg-white text-[#566374] shadow-[0_0_0_1px_rgba(219,226,238,0.22)] dark:border-zinc-700 dark:bg-zinc-950 dark:text-zinc-200">
-              <Sparkles className="h-5 w-5" />
+            <span className="flex h-8 w-8 items-center justify-center rounded-full border border-[#dde5f4] bg-white text-[#566374] shadow-[0_0_0_1px_rgba(219,226,238,0.22)] dark:border-zinc-700 dark:bg-zinc-950 dark:text-zinc-200">
+              <Sparkles className="h-3.5 w-3.5" />
             </span>
           </div>
           <div className="flex flex-col items-center gap-2 px-6 text-center" style={placeholderCenterStyle}>
@@ -554,8 +555,8 @@ export function World3DNode({
       ) : data.status === "failed" ? (
         <div className="relative flex h-full w-full select-none items-center justify-center overflow-hidden bg-[#fff7f8] dark:bg-red-950/30">
           <div className="absolute left-4 top-4" style={placeholderBadgeStyle}>
-            <span className="flex h-11 w-11 items-center justify-center rounded-full border border-[#f2d7dd] bg-white text-[#d24f63] shadow-[0_0_0_1px_rgba(242,215,221,0.22)] dark:border-red-900/60 dark:bg-zinc-950 dark:text-red-300">
-              <AlertCircle className="h-5 w-5" />
+            <span className="flex h-8 w-8 items-center justify-center rounded-full border border-[#f2d7dd] bg-white text-[#d24f63] shadow-[0_0_0_1px_rgba(242,215,221,0.22)] dark:border-red-900/60 dark:bg-zinc-950 dark:text-red-300">
+              <AlertCircle className="h-3.5 w-3.5" />
             </span>
           </div>
           <div className="flex flex-col items-center gap-2 px-6 text-center" style={placeholderCenterStyle}>
@@ -598,91 +599,91 @@ export function World3DNode({
         </>
       )}
 
-      <div
-        className="absolute left-3 top-3 z-20 flex items-center gap-2"
-        style={topLeftControlsStyle}
-      >
-        <div className="flex rounded-full border border-white/10 bg-black/55 p-1 backdrop-blur-sm">
-          {VIEW_META.filter((view) => availableViews.includes(view.id)).map((view) => (
-            (() => {
+      {showTopLeftControls ? (
+        <div
+          className="absolute left-3 top-3 z-20 flex items-center gap-1.5"
+          style={topLeftControlsStyle}
+        >
+          <div className="flex rounded-full border border-white/10 bg-black/55 p-0.5 backdrop-blur-sm">
+            {VIEW_META.filter((view) => availableViews.includes(view.id)).map((view) => {
               const viewItem = getCanvasToolbarItem(canvasToolbarConfig, view.toolbarKey);
               return (
-            <Button
-              className="h-7 min-w-7 rounded-full px-2 text-[10px]"
-              key={view.id}
-              onClick={() => handleSetView(view.id)}
-              size="sm"
-              title={viewItem.label}
-              type="button"
-              variant={activeView === view.id ? "secondary" : "ghost"}
-            >
-              <CanvasToolbarIcon
-                active={activeView !== view.id}
-                className="h-3.5 w-3.5"
-                fallback={view.icon}
-                item={viewItem}
-              />
-            </Button>
+                <Button
+                  className="h-5 min-w-5 rounded-full px-1.5 text-[9px]"
+                  key={view.id}
+                  onClick={() => handleSetView(view.id)}
+                  size="sm"
+                  title={viewItem.label}
+                  type="button"
+                  variant={activeView === view.id ? "secondary" : "ghost"}
+                >
+                  <CanvasToolbarIcon
+                    active={activeView !== view.id}
+                    className="h-2.5 w-2.5"
+                    fallback={view.icon}
+                    item={viewItem}
+                  />
+                </Button>
               );
-            })()
-          ))}
+            })}
+          </div>
+
+          {activeView === "splat" ? (
+            <div className="flex rounded-full border border-white/10 bg-black/55 p-0.5 backdrop-blur-sm">
+              <Button
+                className="h-5 rounded-full px-1.5"
+                onClick={handleToggleFirstPerson}
+                size="sm"
+                title={world3dFirstPersonItem.label}
+                type="button"
+                variant={data.firstPerson ? "secondary" : "ghost"}
+              >
+                <CanvasToolbarIcon
+                  active={!data.firstPerson}
+                  className="h-2.5 w-2.5"
+                  fallback={Waypoints}
+                  item={world3dFirstPersonItem}
+                />
+              </Button>
+              <Button
+                className="h-5 rounded-full px-1.5"
+                onClick={handleToggleHotspotMode}
+                size="sm"
+                title={world3dHotspotItem.label}
+                type="button"
+                variant={interactionMode === "hotspot" ? "secondary" : "ghost"}
+              >
+                <CanvasToolbarIcon
+                  active={interactionMode !== "hotspot"}
+                  className="h-2.5 w-2.5"
+                  fallback={Crosshair}
+                  item={world3dHotspotItem}
+                />
+              </Button>
+            </div>
+          ) : null}
+
+          {captureEnabled ? (
+            <div className="flex rounded-full border border-white/10 bg-black/55 p-0.5 backdrop-blur-sm">
+              <Button
+                className="h-5 rounded-full px-1.5"
+                disabled={!viewerCapture || isCapturingSnapshot}
+                onClick={() => void handleCaptureSnapshot()}
+                size="sm"
+                title="拍照"
+                type="button"
+                variant="ghost"
+              >
+                {isCapturingSnapshot ? (
+                  <Loader2 className="h-2.5 w-2.5 animate-spin text-white" />
+                ) : (
+                  <Camera className="h-2.5 w-2.5 text-white" />
+                )}
+              </Button>
+            </div>
+          ) : null}
         </div>
-
-        {activeView === "splat" && data.status === "completed" ? (
-          <div className="flex rounded-full border border-white/10 bg-black/55 p-1 backdrop-blur-sm">
-            <Button
-              className="h-7 rounded-full px-2"
-              onClick={handleToggleFirstPerson}
-              size="sm"
-              title={world3dFirstPersonItem.label}
-              type="button"
-              variant={data.firstPerson ? "secondary" : "ghost"}
-            >
-              <CanvasToolbarIcon
-                active={!data.firstPerson}
-                className="h-3.5 w-3.5"
-                fallback={Waypoints}
-                item={world3dFirstPersonItem}
-              />
-            </Button>
-            <Button
-              className="h-7 rounded-full px-2"
-              onClick={handleToggleHotspotMode}
-              size="sm"
-              title={world3dHotspotItem.label}
-              type="button"
-              variant={interactionMode === "hotspot" ? "secondary" : "ghost"}
-            >
-              <CanvasToolbarIcon
-                active={interactionMode !== "hotspot"}
-                className="h-3.5 w-3.5"
-                fallback={Crosshair}
-                item={world3dHotspotItem}
-              />
-            </Button>
-          </div>
-        ) : null}
-
-        {captureEnabled ? (
-          <div className="flex rounded-full border border-white/10 bg-black/55 p-1 backdrop-blur-sm">
-            <Button
-              className="h-7 rounded-full px-2"
-              disabled={!viewerCapture || isCapturingSnapshot}
-              onClick={() => void handleCaptureSnapshot()}
-              size="sm"
-              title="拍照"
-              type="button"
-              variant="ghost"
-            >
-              {isCapturingSnapshot ? (
-                <Loader2 className="h-3.5 w-3.5 animate-spin text-white" />
-              ) : (
-                <Camera className="h-3.5 w-3.5 text-white" />
-              )}
-            </Button>
-          </div>
-        ) : null}
-      </div>
+      ) : null}
 
       {isHovered && data.status === "completed" && (
         <div