diff --git a/.memory/worklog.json b/.memory/worklog.json
index 824600b..d152c04 100644
--- a/.memory/worklog.json
+++ b/.memory/worklog.json
@@ -2875,6 +2875,19 @@
       "type": "session-heartbeat",
       "message": "Claude 会话活跃 · 最近命令：claude · 2 项未提交变更 · 最近提交：auto-save 2026-05-14 02:08 (~1)",
       "files_changed": 2
+    },
+    {
+      "ts": "2026-05-14T02:14:27+08:00",
+      "type": "commit",
+      "message": "auto-save 2026-05-14 02:14 (+4, ~3)",
+      "hash": "b98b486",
+      "files_changed": 7
+    },
+    {
+      "ts": "2026-05-13T18:18:48Z",
+      "type": "session-heartbeat",
+      "message": "Codex 会话活跃 · 最近命令：codex · 4 项未提交变更 · 最近提交：auto-save 2026-05-14 02:14 (+4, ~3)",
+      "files_changed": 4
     }
   ]
 }
diff --git a/docs/source-analysis.html b/docs/source-analysis.html
index 6105b7f..d6cd146 100644
--- a/docs/source-analysis.html
+++ b/docs/source-analysis.html
@@ -831,6 +831,19 @@ api/main.py
         <h2>变更记录</h2>
         <p>这个记录不是 git log 的替代品。它记录“产品理解发生了什么变化、影响了哪些源码、你以后描述需求时该怎么说”。后续每次改功能都要补一条。</p>
         <div class="changelog">
+          <article class="change">
+            <header>
+              <h3>2026-05-14 · 修复节点右下角缩放点击偏移</h3>
+              <span class="tag violet">Canvas</span>
+              <span class="tag blue">Resize</span>
+            </header>
+            <div class="body">
+              <p><strong>问题：</strong>点击或轻微拖动卡片右下角缩放把手时，节点会突然偏移/跳变，影响在无限画布上精调卡片大小。</p>
+              <p><strong>原因：</strong><code>getComputedStyle(nodeEl).width/height</code> 读到的已经是 ReactFlow 节点坐标下的布局尺寸，旧逻辑又除了一次 <code>zoom</code>，导致拖动起始宽高被放大或缩小；点击时 1px 级 pointermove 也会立刻写入错误宽高。</p>
+              <p><strong>改动：</strong>起始宽高直接使用 computed style，只有鼠标移动量按 zoom 换算；增加 2px 点击死区，单纯点击缩放角不再改写节点尺寸。</p>
+              <p><strong>影响：</strong><code>web/components/nodes/resize-handle.tsx</code>、<code>docs/source-analysis.html</code>。</p>
+            </div>
+          </article>
           <article class="change">
             <header>
               <h3>2026-05-14 · 缩略图 hover 原尺寸预览贴缩略图上边缘</h3>
diff --git a/web/components/nodes/index.tsx b/web/components/nodes/index.tsx
index 6a3f076..868937c 100644
--- a/web/components/nodes/index.tsx
+++ b/web/components/nodes/index.tsx
@@ -914,7 +914,12 @@ export function AudioNode({ data, selected }: any) {
       selected={selected}
       pinned={d.pinnedNodes?.has("audio")}
       onTogglePin={() => d.onToggleNodePin?.("audio")}
-    />
+    >
+      <div className="text-[11px] text-[var(--text-soft)] leading-snug">
+        音轨 → ASR 转录 → 英中翻译 → 接 SKG 卖点改写文案<br />
+        <span className="text-[var(--text-faint)] font-mono">Gemini 2.5 Flash</span>
+      </div>
+    </NodeShell>
   )
 }
 
diff --git a/web/components/nodes/resize-handle.tsx b/web/components/nodes/resize-handle.tsx
index 2d8fc9c..da33956 100644
--- a/web/components/nodes/resize-handle.tsx
+++ b/web/components/nodes/resize-handle.tsx
@@ -29,12 +29,17 @@ function startResize(
   const startX = e.clientX
   const startY = e.clientY
   const zoom = getZoom() || 1
-  const startWidth = parseFloat(getComputedStyle(nodeEl).width) / zoom
-  const startHeight = parseFloat(getComputedStyle(nodeEl).height) / zoom
+  // computedStyle width/height are already in ReactFlow node coordinates.
+  // Only pointer movement needs zoom normalization because clientX/Y are viewport pixels.
+  const startWidth = parseFloat(getComputedStyle(nodeEl).width)
+  const startHeight = parseFloat(getComputedStyle(nodeEl).height)
 
   const onMove = (ev: globalThis.PointerEvent) => {
-    const dx = (ev.clientX - startX) / zoom
-    const dy = (ev.clientY - startY) / zoom
+    const rawDx = ev.clientX - startX
+    const rawDy = ev.clientY - startY
+    if (Math.abs(rawDx) < 2 && Math.abs(rawDy) < 2) return
+    const dx = rawDx / zoom
+    const dy = rawDy / zoom
     const wantW = axis === "y" ? null : Math.max(bounds.minWidth, Math.min(bounds.maxWidth, startWidth + dx))
     const wantH = axis === "x" ? null : Math.max(bounds.minHeight, Math.min(bounds.maxHeight, startHeight + dy))
     setNodes((nodes) =>