修改文字堆砌的问题

src/modules/ui/readerPane.ts

@@ -88,14 +88,27 @@ export function registerPrefs() {
   });
 }
 
-export function ensureChatPapersStyles(doc: Document) {
+export function ensureChatPapersStyles(doc: Document): void {
   const id = "chatpapers-styles";
-  if (doc.getElementById(id)) return;
+  const base = `chrome://${config.addonRef}/content/chatpapers.css`;
+  const href =
+    typeof __env__ !== "undefined" && __env__ === "development"
+      ? `${base}?v=${Date.now()}`
+      : base;
+
+  const existing = doc.getElementById(id) as HTMLLinkElement | null;
+  if (existing) {
+    if (typeof __env__ !== "undefined" && __env__ === "development") {
+      existing.href = href;
+    }
+    return;
+  }
+
   const link = doc.createElement("link");
   link.id = id;
   link.rel = "stylesheet";
   link.type = "text/css";
-  link.href = `chrome://${config.addonRef}/content/chatpapers.css`;
+  link.href = href;
   doc.documentElement?.appendChild(link);
 }