diff --git a/platform/frontend/topics.html b/platform/frontend/topics.html
index b11c43c..b77da6c 100644
--- a/platform/frontend/topics.html
+++ b/platform/frontend/topics.html
@@ -444,8 +444,7 @@ const TopicsApp = {
         },
         currentPreviewBody() {
             const html = this.platformContents[this.previewPlatform];
-            if (!html) return '';
-            if (html.length < 50) return '<div style="padding:40px;text-align:center;color:#909399;"><p style="font-size:36px;margin:0 0 12px;">📝</p><p>该平台内容暂未生成或内容为空</p><p style="font-size:13px;margin-top:8px;">可点击上方「批量创作」重新生成，或在编辑模式下手动添加内容</p></div>';
+            if (!html || html.length < 50) return '<div style="padding:40px;text-align:center;color:#909399;"><p style="font-size:36px;margin:0 0 12px;">📝</p><p>该平台内容暂未生成或内容为空</p><p style="font-size:13px;margin-top:8px;">可点击上方「批量创作」重新生成，或在编辑模式下手动添加内容</p></div>';
             try {
                 const parser = new DOMParser();
                 const doc = parser.parseFromString(html, 'text/html');
@@ -551,7 +550,7 @@ const TopicsApp = {
         platformName(platform) { return { zhihu: '知乎', wechat: '微信公众号', xiaohongshu: '小红书' }[platform] || platform; },
         platformShort(platform) { return { zhihu: '知', wechat: '公', xiaohongshu: '红' }[platform] || platform; },
         fmtWordCount(wc) { if (!wc) return ''; if (wc >= 1000) return (wc / 1000).toFixed(wc >= 10000 ? 0 : 1) + 'k'; return wc + ''; },
-        openTopicArticlePreview(topic, article) {
+        async openTopicArticlePreview(topic, article) {
             this.previewTopic = topic;
             this.previewPlatform = article.platform;
             this.previewVisible = true;
@@ -559,9 +558,13 @@ const TopicsApp = {
             this.previewImages = {};
             const token = this.getToken();
             if (!token) return;
-            fetch(`/api/articles/${topic.id}/preview?platform=${article.platform}`, { headers: { 'Authorization': 'Bearer ' + token } })
-                .then(r => r.ok ? r.json() : null).then(d => { if (d && d.html) { this.platformContents[article.platform] = d.html; if (d.images) this.previewImages[article.platform] = d.images; } })
-                .catch(e => console.error(`加载${article.platform}预览失败:`, e));
+            try {
+                const r = await fetch(`/api/articles/${topic.id}/preview?platform=${article.platform}`, { headers: { 'Authorization': 'Bearer ' + token } });
+                if (r.ok) {
+                    const d = await r.json();
+                    if (d && d.html) { this.platformContents[article.platform] = d.html; if (d.images) this.previewImages[article.platform] = d.images; }
+                }
+            } catch (e) { console.error(`加载${article.platform}预览失败:`, e); }
         },
         copyContent(platform) {
             const html = this.platformContents[platform];