diff --git a/public/static/index/mobile/css/topic_nas_help-detail.css b/public/static/index/mobile/css/topic_nas_help-detail.css
index 0ef32262..57b5d2d2 100644
--- a/public/static/index/mobile/css/topic_nas_help-detail.css
+++ b/public/static/index/mobile/css/topic_nas_help-detail.css
@@ -51,6 +51,12 @@
     line-height: 1.5rem;
     word-break: keep-all !important;
 }
+.narshelpCenterdetail-app .nhlp-app-content p span{
+    word-wrap: break-word;    /* 兼容旧浏览器 */
+    overflow-wrap: break-word; /* 优先在空格处换行，避免单词拆分 */
+    word-break: normal;       /* 禁止强制拆分单词 */
+    hyphens: auto;            /* 可选：超长单词用连字符换行（更优雅） */
+}
 .narshelpCenterdetail-app #rendered-content img {
     max-width: 100%;
     display: inline;