diff --git a/pages.json b/pages.json
index 56ff5c6..b7e8d21 100644
--- a/pages.json
+++ b/pages.json
@@ -218,7 +218,63 @@
 				{
 					"path": "detail",
 					"style": {
-						"navigationBarTitleText": "商品详情"
+						"navigationBarTitleText": "商品详情",
+						"componentPlaceholder": {
+							"diy-article": "view",
+							"diy-audio": "view",
+							"diy-bargain": "view",
+							"diy-bottom-nav": "view",
+							"diy-category": "view",
+							"diy-category-item": "view",
+							"diy-channel-list": "view",
+							"diy-channel-video": "view",
+							"diy-comp-extend": "view",
+							"diy-coupon": "view",
+							"diy-digit": "view",
+							"diy-fenxiao-goods-list": "view",
+							"diy-float-btn": "view",
+							"diy-follow-official-account": "view",
+							"diy-form": "view",
+							"diy-goods-brand": "view",
+							"diy-goods-list": "view",
+							"diy-goods-recommend": "view",
+							"diy-graphic-nav": "view",
+							"diy-group": "view",
+							"diy-groupbuy": "view",
+							"diy-horz-blank": "view",
+							"diy-horz-line": "view",
+							"diy-hot-area": "view",
+							"diy-icon": "view",
+							"diy-image-nav": "view",
+							"diy-img-ads": "view",
+							"diy-index-page": "view",
+							"diy-kefu": "view",
+							"diy-listmenu": "view",
+							"diy-live": "view",
+							"diy-many-goods-list": "view",
+							"diy-map": "view",
+							"diy-member-info": "view",
+							"diy-member-my-order": "view",
+							"diy-merch-list": "view",
+							"diy-notes": "view",
+							"diy-notice": "view",
+							"diy-payment-qrcode": "view",
+							"diy-picture": "view",
+							"diy-pinfan": "view",
+							"diy-pintuan": "view",
+							"diy-presale": "view",
+							"diy-quick-nav": "view",
+							"diy-rich-text": "view",
+							"diy-rubik-cube": "view",
+							"diy-search": "view",
+							"diy-seckill": "view",
+							"diy-store": "view",
+							"diy-store-label": "view",
+							"diy-tab": "view",
+							"diy-text": "view",
+							"diy-video": "view",
+							"diy-video-list": "view"
+						}
 					}
 				},
 				{
diff --git a/scripts/inject-placeholder.js b/scripts/inject-placeholder.js
index edc79d3..ad10a84 100644
--- a/scripts/inject-placeholder.js
+++ b/scripts/inject-placeholder.js
@@ -99,18 +99,69 @@ function lastMeaningfulIdx(bodyLines) {
 }
 
 /**
- * 检查 page 的 .vue 文件是否引用了 <diy-*> 组件.
- * 简单的字符串检查, 包含 <diy- 即认为使用 (覆盖模板引用、动态组件等).
+ * 把 import specifier 解析为相对项目根的 .vue 路径(不带扩展名).
+ * 仅处理 ./ ../ @/ 开头的本地路径; node_modules 等外部模块直接返回 null.
+ */
+function resolveVueImport(fromRel, spec) {
+	let abs;
+	if (spec.startsWith('@/')) {
+		abs = path.join(PROJECT_ROOT, spec.slice(2));
+	} else if (spec.startsWith('./') || spec.startsWith('../')) {
+		abs = path.resolve(path.dirname(path.join(PROJECT_ROOT, fromRel + '.vue')), spec);
+	} else {
+		return null;
+	}
+	let rel = path.relative(PROJECT_ROOT, abs).replace(/\\/g, '/');
+	if (rel.startsWith('..')) return null;
+	if (!rel.endsWith('.vue')) return null;
+	return rel.slice(0, -'.vue'.length);
+}
+
+/**
+ * 缓存: 相对路径 → 是否(直接或传递)使用了 <diy-*>.
+ */
+const _usesDiyCache = new Map();
+const _importRe = /import\s+[^'"`;\n]*['"]([^'"`]+\.vue)['"]/g;
+
+/**
+ * 检查一个 .vue 文件是否(传递)使用了 <diy-*> 组件.
+ * 不仅看模板里是否含 <diy-, 还会沿 import 链继续追踪子组件.
+ * 例如 pages_goods/detail.vue → _components/goods-detail-view/goods-detail-view.vue → <diy-icon>
+ */
+function fileUsesDiy(relVuePath) {
+	if (!relVuePath) return false;
+	if (_usesDiyCache.has(relVuePath)) return _usesDiyCache.get(relVuePath);
+	// 暂存 false 以打破循环引用
+	_usesDiyCache.set(relVuePath, false);
+	const abs = path.join(PROJECT_ROOT, relVuePath + '.vue');
+	let content;
+	try {
+		content = fs.readFileSync(abs, 'utf-8');
+	} catch (e) {
+		return false;
+	}
+	if (/<diy-/.test(content)) {
+		_usesDiyCache.set(relVuePath, true);
+		return true;
+	}
+	_importRe.lastIndex = 0;
+	let m;
+	while ((m = _importRe.exec(content)) !== null) {
+		const target = resolveVueImport(relVuePath, m[1]);
+		if (target && fileUsesDiy(target)) {
+			_usesDiyCache.set(relVuePath, true);
+			return true;
+		}
+	}
+	return false;
+}
+
+/**
+ * 检查 page 的 .vue 文件(或其传递子组件)是否引用了 <diy-*> 组件.
+ * fullPagePath 是 pages.json 中拼接的页面路径, 如 "pages_goods/detail".
  */
 function pageUsesDiy(fullPagePath) {
-	if (!fullPagePath) return false;
-	const vuePath = path.join(PROJECT_ROOT, fullPagePath + '.vue');
-	try {
-		const content = fs.readFileSync(vuePath, 'utf-8');
-		return /<diy-/.test(content);
-	} catch (e) {
-		return false; // 文件不存在时不注入
-	}
+	return fileUsesDiy(fullPagePath);
 }
 
 /**