diff --git a/scripts/src/hwlab-node-web-observe-runner-source.ts b/scripts/src/hwlab-node-web-observe-runner-source.ts
index 2f60a0ec..76dedfa9 100644
--- a/scripts/src/hwlab-node-web-observe-runner-source.ts
+++ b/scripts/src/hwlab-node-web-observe-runner-source.ts
@@ -1352,14 +1352,33 @@ async function sampleOnePage(targetPage, { reason, groupSeq, pageRole, targetPag
       return rect.width > 0 && rect.height > 0 && style.visibility !== "hidden" && style.display !== "none";
     };
     const textHashInput = (element) => trim(element.textContent || "", 800);
-    const loadingTextPattern = /加载中|Loading/iu;
+    const loadingTextPattern = /加载中|\bLoading\b/iu;
+    const loadingUiPattern = /loading-state|loading-spinner|spinner|progress|skeleton|busy|pending/iu;
+    const codeLikeSelector = "pre,code,.trace-row-body,.trace-row-markdown,.markdown-body,.message-text,[class*='trace-row' i],[class*='terminal' i],[class*='log' i],[class*='output' i]";
     const elementTextForLoading = (element) => [
       element.textContent || "",
       element.getAttribute("aria-label") || "",
       element.getAttribute("title") || "",
       element.getAttribute("data-testid") || ""
     ].map((value) => trim(value, 240)).filter(Boolean).join(" ");
-    const hasLoadingText = (element) => loadingTextPattern.test(elementTextForLoading(element));
+    const elementLooksLikeLoadingUi = (element) => {
+      const signal = [
+        element.getAttribute("class") || "",
+        element.getAttribute("data-testid") || "",
+        element.getAttribute("role") || "",
+        element.getAttribute("aria-busy") || "",
+        element.getAttribute("aria-label") || "",
+        element.getAttribute("title") || ""
+      ].join(" ");
+      return element.getAttribute("aria-busy") === "true" || element.getAttribute("role") === "status" || loadingUiPattern.test(signal);
+    };
+    const elementIsCodeLike = (element) => Boolean(element.closest(codeLikeSelector)) && !elementLooksLikeLoadingUi(element);
+    const hasLoadingText = (element) => {
+      const text = elementTextForLoading(element);
+      if (!loadingTextPattern.test(text)) return false;
+      if (elementIsCodeLike(element)) return false;
+      return true;
+    };
     const elementDescriptor = (element) => {
       if (!element) return null;
       const className = String(element.className || "").replace(/\s+/g, " ").trim().split(" ").slice(0, 6).join(" ");