diff --git a/components/canvas/nodes/ImageNode.tsx b/components/canvas/nodes/ImageNode.tsx
index 4931f098a..326a40891 100644
--- a/components/canvas/nodes/ImageNode.tsx
+++ b/components/canvas/nodes/ImageNode.tsx
@@ -9251,6 +9251,7 @@ export function ImageNode({
             onImageUpload={handleImageUpload}
             onSelectFile={handleSelectFile}
             status={data.status}
+            viewportScale={viewportZoom}
           />
         )}
 
@@ -9261,6 +9262,7 @@ export function ImageNode({
           <ImageNodeProcessingOverlay
             detailProgressLabel={detailProgressLabel || undefined}
             generationProgress={generationProgress}
+            viewportScale={viewportZoom}
           />
         )}
 
@@ -9575,7 +9577,7 @@ export function ImageNode({
         typeof document !== "undefined" &&
         createPortal(
           <div
-            className="fixed z-[9999] flex items-center gap-2 rounded-[24px] border border-slate-200 bg-white px-2 py-2 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-slate-700 dark:bg-slate-900 dark:text-gray-100"
+            className="fixed z-[9999] flex items-center gap-2 rounded-[24px] border border-slate-200 bg-white px-2 py-2 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-zinc-800 dark:bg-zinc-950 dark:text-zinc-100 dark:shadow-[0_16px_44px_rgba(0,0,0,0.45)]"
             data-local-edit-control="true"
             onClick={(event) => event.stopPropagation()}
             onMouseDown={(event) => event.stopPropagation()}
@@ -9641,7 +9643,7 @@ export function ImageNode({
 	              </Button>
 	            </div>
 
-	            <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-slate-700" />
+	            <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-zinc-800" />
 
 		            <Button
 		              className="mr-1 inline-flex h-10 shrink-0 items-center gap-1.5 whitespace-nowrap rounded-xl bg-slate-950 px-3 font-semibold text-[13px] text-white hover:bg-slate-800 hover:text-white disabled:bg-slate-300 disabled:text-slate-500 dark:border dark:border-white/14 dark:bg-black dark:text-white dark:disabled:border-transparent dark:disabled:bg-slate-700 dark:disabled:text-slate-400 dark:hover:bg-zinc-900"
@@ -9935,7 +9937,7 @@ export function ImageNode({
         createPortal(
           <TooltipProvider delayDuration={200}>
             <div
-                className="fixed z-[9999] flex items-center gap-0.5 rounded-[24px] border border-slate-200 bg-white px-2 py-1.5 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-slate-700 dark:bg-slate-900 dark:text-gray-100"
+                className="fixed z-[9999] flex items-center gap-0.5 rounded-[24px] border border-slate-200 bg-white px-2 py-1.5 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-zinc-800 dark:bg-zinc-950 dark:text-zinc-100 dark:shadow-[0_16px_44px_rgba(0,0,0,0.45)]"
               onClick={(e) => e.stopPropagation()}
               onMouseDown={(e) => e.stopPropagation()}
               onPointerDown={(e) => e.stopPropagation()}
@@ -9979,7 +9981,7 @@ export function ImageNode({
               {imageAddToChatEnabled &&
               (hasSelectedImagePrimaryToolbarActions ||
                 hasSelectedImageSecondaryToolbarActions) ? (
-              <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-slate-700" />
+              <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-zinc-800" />
               ) : null}
 
               {isSelectedImageActionInline("pickObject") ? (
@@ -10352,7 +10354,7 @@ export function ImageNode({
 
               {hasSelectedImagePrimaryToolbarActions &&
               hasSelectedImageSecondaryToolbarActions ? (
-              <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-slate-700" />
+              <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-zinc-800" />
               ) : null}
 
               {hasSelectedImageMoreMenu ? (
@@ -10374,7 +10376,7 @@ export function ImageNode({
                 </DropdownMenuTrigger>
                 <DropdownMenuContent
                   align="center"
-                  className="bg-white opacity-100 backdrop-blur-none dark:bg-slate-900 dark:text-slate-100"
+                  className="bg-white opacity-100 backdrop-blur-none dark:bg-zinc-950 dark:text-zinc-100"
                   side="bottom"
                 >
 	                  {isSelectedImageActionInMore("boxCutout") ? (
@@ -10594,7 +10596,7 @@ export function ImageNode({
         typeof document !== "undefined" &&
         createPortal(
           <div
-            className="fixed z-[9999] flex items-center rounded-[24px] border border-slate-200 bg-white px-2 py-2 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-slate-700 dark:bg-slate-900 dark:text-gray-100"
+            className="fixed z-[9999] flex items-center rounded-[24px] border border-slate-200 bg-white px-2 py-2 text-gray-800 shadow-[0_14px_38px_rgba(15,23,42,0.16)] dark:border-zinc-800 dark:bg-zinc-950 dark:text-zinc-100 dark:shadow-[0_16px_44px_rgba(0,0,0,0.45)]"
             onClick={(event) => event.stopPropagation()}
             onMouseDown={(event) => event.stopPropagation()}
             onPointerDown={(event) => event.stopPropagation()}
@@ -10622,7 +10624,7 @@ export function ImageNode({
 	              <span className="whitespace-nowrap">{boxCutoutHintText}</span>
 	            </div>
 
-            <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-slate-700" />
+            <div className="mx-1 h-6 w-px bg-slate-200 dark:bg-zinc-800" />
 
             <Button
 	              className="mr-1 inline-flex h-10 shrink-0 items-center gap-1.5 whitespace-nowrap rounded-xl bg-slate-900 px-3 font-semibold text-[13px] text-white hover:bg-slate-800 hover:text-white disabled:bg-slate-300 disabled:text-slate-500 dark:bg-slate-100 dark:text-slate-900 dark:disabled:bg-slate-700 dark:disabled:text-slate-400 dark:hover:bg-slate-200"
diff --git a/components/canvas/nodes/image-node/image-node-empty-state.tsx b/components/canvas/nodes/image-node/image-node-empty-state.tsx
index f0f926c0c..f898f3656 100644
--- a/components/canvas/nodes/image-node/image-node-empty-state.tsx
+++ b/components/canvas/nodes/image-node/image-node-empty-state.tsx
@@ -11,6 +11,7 @@ interface ImageNodeEmptyStateProps {
   onImageUpload: (event: React.ChangeEvent<HTMLInputElement>) => void;
   onSelectFile: (event: React.MouseEvent<HTMLButtonElement>) => void;
   status?: string;
+  viewportScale?: number;
 }
 
 export function ImageNodeDeferredLoadState() {
@@ -27,9 +28,11 @@ export function ImageNodeDeferredLoadState() {
 export function ImageNodeProcessingOverlay({
   detailProgressLabel,
   generationProgress,
+  viewportScale,
 }: {
   detailProgressLabel?: string;
   generationProgress?: number | null;
+  viewportScale?: number;
 }) {
   return (
     <div className="absolute inset-0 overflow-hidden rounded-[inherit] bg-white/96 backdrop-blur-[1px]">
@@ -39,6 +42,7 @@ export function ImageNodeProcessingOverlay({
         phase="processing"
         progress={generationProgress}
         title={detailProgressLabel || "正在处理图片"}
+        viewportScale={viewportScale}
       />
     </div>
   );
@@ -51,6 +55,7 @@ export function ImageNodeEmptyState({
   onImageUpload,
   onSelectFile,
   status,
+  viewportScale,
 }: ImageNodeEmptyStateProps) {
   if (status === "generating") {
     return (
@@ -60,6 +65,7 @@ export function ImageNodeEmptyState({
         phase="processing"
         progress={generationProgress}
         title={detailProgressLabel || undefined}
+        viewportScale={viewportScale}
       />
     );
   }
diff --git a/components/generation-dot-placeholder.tsx b/components/generation-dot-placeholder.tsx
index b8b49a765..ad6dacad6 100644
--- a/components/generation-dot-placeholder.tsx
+++ b/components/generation-dot-placeholder.tsx
@@ -12,6 +12,7 @@ interface GenerationDotPlaceholderProps {
   progress?: number | null;
   compact?: boolean;
   showProgress?: boolean;
+  viewportScale?: number;
 }
 
 const PHASE_TITLES: Record<GenerationPhase, string> = {
@@ -242,6 +243,17 @@ function clampProgress(value: number) {
   return Math.max(0, Math.min(100, Math.round(value)));
 }
 
+function normalizeViewportScale(value: number | undefined) {
+  if (typeof value !== "number" || !Number.isFinite(value) || value <= 0) {
+    return 1;
+  }
+  return Math.max(0.1, Math.min(4, value));
+}
+
+function getParticlePointSize(compact: boolean, viewportScale: number) {
+  return (compact ? 76 : 94) * viewportScale;
+}
+
 function estimateProgress(phase: GenerationPhase, elapsedMs: number) {
   if (phase === "completed") return 100;
   if (phase === "failed") return 100;
@@ -259,11 +271,25 @@ function estimateProgress(phase: GenerationPhase, elapsedMs: number) {
 function ScatterParticleLayer({
   compact,
   opacity,
+  viewportScale,
 }: {
   compact: boolean;
   opacity: number;
+  viewportScale: number;
 }) {
   const containerRef = useRef<HTMLDivElement | null>(null);
+  const pointSizeUniformRef = useRef<{ value: number } | null>(null);
+  const viewportScaleRef = useRef(viewportScale);
+
+  useEffect(() => {
+    viewportScaleRef.current = viewportScale;
+    if (pointSizeUniformRef.current) {
+      pointSizeUniformRef.current.value = getParticlePointSize(
+        compact,
+        viewportScale
+      );
+    }
+  }, [compact, viewportScale]);
 
   useEffect(() => {
     let cancelled = false;
@@ -286,12 +312,12 @@ function ScatterParticleLayer({
         antialias: true,
         powerPreference: "high-performance",
       });
-	      renderer.setClearColor(0xffffff, 0);
-	      renderer.setPixelRatio(Math.min(window.devicePixelRatio || 1, 2.5));
-	      renderer.domElement.style.display = "block";
-	      renderer.domElement.style.height = "100%";
-	      renderer.domElement.style.width = "100%";
-	      container.appendChild(renderer.domElement);
+      renderer.setClearColor(0xffffff, 0);
+      renderer.setPixelRatio(Math.min(window.devicePixelRatio || 1, 2.5));
+      renderer.domElement.style.display = "block";
+      renderer.domElement.style.height = "100%";
+      renderer.domElement.style.width = "100%";
+      container.appendChild(renderer.domElement);
 
       const particleCount = compact ? 7200 : 12800;
       const positions = new Float32Array(particleCount * 3);
@@ -323,11 +349,16 @@ function ScatterParticleLayer({
         blending: THREE.NormalBlending,
         uniforms: {
           uTime: { value: 0 },
-	          uPointSize: { value: compact ? 76 : 94 },
+          uPointSize: {
+            value: getParticlePointSize(compact, viewportScaleRef.current),
+          },
           uEffectIntensity: { value: 1 },
           uOpacity: { value: opacity },
         },
       });
+      pointSizeUniformRef.current = material.uniforms.uPointSize as {
+        value: number;
+      };
 
       const points = new THREE.Points(geometry, material);
       points.rotation.x = -0.06;
@@ -371,6 +402,7 @@ function ScatterParticleLayer({
         material.dispose();
         renderer.dispose();
         renderer.domElement.remove();
+        pointSizeUniformRef.current = null;
       };
     }
 
@@ -391,8 +423,10 @@ export function GenerationDotPlaceholder({
   progress,
   compact = false,
   showProgress = true,
+  viewportScale,
 }: GenerationDotPlaceholderProps) {
   const [elapsedMs, setElapsedMs] = useState(0);
+  const resolvedViewportScale = normalizeViewportScale(viewportScale);
 
   useEffect(() => {
     const startedAt = Date.now();
@@ -489,7 +523,11 @@ export function GenerationDotPlaceholder({
           </div>
         ) : null}
       </div>
-      <ScatterParticleLayer compact={compact} opacity={dotOpacity} />
+      <ScatterParticleLayer
+        compact={compact}
+        opacity={dotOpacity}
+        viewportScale={resolvedViewportScale}
+      />
       <style jsx>{`
         @keyframes generationCursorBlink {
           0%,