fix(vom): bug fix

apps/extension/src/tools/vom/capture.ts

@@ -1,8 +1,8 @@
 // CDP capture adapter: DOMSnapshot.captureSnapshot + Page.getLayoutMetrics
 // → CapturedNode[] + Viewport. This is the ONLY VOM module that touches
 // raw CDP. The captureSnapshot reply is columnar (parallel arrays + a
-// shared string table); we request exactly three computed styles so the
-// `styles` columns are [position, pointer-events, cursor] in that order.
+// shared string table); requested computed styles are decoded through
+// STYLE_COL so capture and visibility policy share one explicit contract.
 
 import type { Rect, Viewport } from "@browser-skill/vom";
 import { evaluateHoverTrigger } from "@/lib/hover-trigger-policy";
@@ -11,7 +11,7 @@ import { childFrameProjection, type GeometryProjection, projectRectToViewport }
 import type { CdpRunner } from "../shared";
 import { clearHover, waitForHover } from "./hover-perception";
 
-const REQUESTED_STYLES = ["position", "pointer-events", "cursor"] as const;
+const REQUESTED_STYLES = ["position", "pointer-events", "cursor", "visibility", "opacity"] as const;
 const STYLE_COL = Object.fromEntries(
   REQUESTED_STYLES.map((name, index) => [name, index]),
 ) as Record<(typeof REQUESTED_STYLES)[number], number>;
@@ -39,6 +39,12 @@ export interface CapturedNode {
    * `textContent`: the live parser always sets it, hand-built fixtures may not.
    */
   cursor?: string;
+  /**
+   * Whether the live DOM snapshot provides a painted, non-hidden box for this
+   * node. Semantic resolution uses this only for DOM fallback nodes; AX-backed
+   * nodes remain authoritative even when they are outside the viewport.
+   */
+  rendered?: boolean;
   textContent?: string;
   formState?: "empty" | "filled" | "default";
   formValue?: string;
@@ -788,6 +794,8 @@ function parseDocumentNodes(
   const posCol = STYLE_COL.position;
   const peCol = STYLE_COL["pointer-events"];
   const cursorCol = STYLE_COL.cursor;
+  const visibilityCol = STYLE_COL.visibility;
+  const opacityCol = STYLE_COL.opacity;
   const inputValues = sparseIndexMap(dn.inputValue);
   const textValues = sparseIndexMap(dn.textValue);
   const checkedInputs = new Set(dn.inputChecked?.index ?? []);
@@ -832,6 +840,7 @@ function parseDocumentNodes(
     let position = "static";
     let pointerEvents = "auto";
     let cursor = "auto";
+    let rendered = false;
     const li = layoutByNode.get(n);
     if (li !== undefined) {
       const b = dl?.bounds?.[li];
@@ -852,6 +861,13 @@ function parseDocumentNodes(
       position = str(strings, styleRow[posCol]) || "static";
       pointerEvents = str(strings, styleRow[peCol]) || "auto";
       cursor = str(strings, styleRow[cursorCol]) || "auto";
+      const visibility = str(strings, styleRow[visibilityCol]) || "visible";
+      const opacity = str(strings, styleRow[opacityCol]) || "1";
+      rendered =
+        localRect !== null &&
+        visibility !== "hidden" &&
+        visibility !== "collapse" &&
+        (Number.parseFloat(opacity) || 0) > 0;
     }
 
     // Skip non-element nodes (#text, #cdata-section, etc.) — they carry no
@@ -887,6 +903,7 @@ function parseDocumentNodes(
       position,
       pointerEvents,
       cursor,
+      rendered,
       textContent,
       ...(formValue !== undefined ? { formValue } : {}),
       ...(tag === "input" || tag === "textarea"