frontend/src/hooks/use-iframe-skill.ts

@@ -49,12 +49,6 @@ function parseStoredSkills(raw: string | null): SkillData[] {
   }
 }
 
-function removeSkillsByIdsFromList(skills: SkillData[], skillIds: string[]): SkillData[] {
-  if (skillIds.length === 0) return skills;
-  const idSet = new Set(skillIds.map((id) => String(id)));
-  return skills.filter((skill) => !idSet.has(String(skill.skill_id)));
-}
-
 // Hook 返回类型
 interface UseIframeSkillReturn {
   selectedSkill: SkillData | null;
@@ -87,45 +81,6 @@ export function useIframeSkill(
   const [selectedSkills, setSelectedSkills] = useState<SkillData[]>([]);
   const [isBootstrapping, setIsBootstrapping] = useState(false);
 
-  const removeFailedSkills = useCallback(
-    (skillIds: string[]) => {
-      if (skillIds.length === 0) return;
-
-      // 1) 回滚内存状态：移除失败 skill，避免展示错误 tag
-      setSelectedSkills((prev) => {
-        const next = removeSkillsByIdsFromList(prev, skillIds);
-        setSelectedSkill(next[0] ?? null);
-        return next;
-      });
-
-      // 2) 回滚 localStorage（latest + thread）
-      const latestSkills = parseStoredSkills(
-        window.localStorage.getItem(STORAGE_KEYS.latest),
-      );
-      const nextLatestSkills = removeSkillsByIdsFromList(latestSkills, skillIds);
-      if (nextLatestSkills.length > 0) {
-        window.localStorage.setItem(
-          STORAGE_KEYS.latest,
-          JSON.stringify(nextLatestSkills),
-        );
-      } else {
-        window.localStorage.removeItem(STORAGE_KEYS.latest);
-      }
-
-      const threadKey = getThreadStorageKey(threadId);
-      if (threadKey) {
-        const threadSkills = parseStoredSkills(window.localStorage.getItem(threadKey));
-        const nextThreadSkills = removeSkillsByIdsFromList(threadSkills, skillIds);
-        if (nextThreadSkills.length > 0) {
-          window.localStorage.setItem(threadKey, JSON.stringify(nextThreadSkills));
-        } else {
-          window.localStorage.removeItem(threadKey);
-        }
-      }
-    },
-    [threadId],
-  );
-
   // 1. 监听 query 参数变化（临时禁用）
   // TODO: 当前 skill 仅通过 iframe postMessage 传递，暂不从 URL 读取 skill_id/title。
   // useEffect(() => {
@@ -268,8 +223,6 @@ export function useIframeSkill(
         toast.dismiss("suggest-skill-bootstrap");
 
         if (!result.success) {
-          const failedIds = selectedSkills.map((item) => String(item.id).trim());
-          removeFailedSkills(failedIds);
           toast.error(`技能「${title}」加载失败`, {
             description: result.message || "未知错误",
           });
@@ -290,8 +243,6 @@ export function useIframeSkill(
 
         return true;
       } catch (error) {
-        const failedIds = selectedSkills.map((item) => String(item.id).trim());
-        removeFailedSkills(failedIds);
         toast.dismiss("suggest-skill-bootstrap");
         const message =
           error instanceof Error ? error.message : "网络请求失败";
@@ -303,7 +254,7 @@ export function useIframeSkill(
         setIsBootstrapping(false);
       }
     },
-    [removeFailedSkills, searchParams, sendSelectSkill, threadId],
+    [searchParams, sendSelectSkill, threadId],
   );
 
   // 打开 skill 选择对话框

frontend/src/styles/globals.css

@@ -411,12 +411,6 @@
   --container-width-lg: calc(var(--spacing) * 256);
 }
 
-html,
-body {
-  font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", ui-sans-serif,
-    system-ui, sans-serif;
-}
-
 /* ========================================
    Streamdown Markdown Styles
    使用 data-streamdown 属性选择器统一定义
@@ -458,9 +452,9 @@ pre {
   font-size: calc(16px * var(--zoom-scale));
 }
 
-/* 代码块 - 14px */
+/* 二三级标题 - 16px */
 [data-streamdown="code-block"] pre {
-  font-size: calc(14px * var(--zoom-scale));
+  font-size: calc(16px * var(--zoom-scale));
 }
 
 .cm-line {