Clear the cached toggle position more intelligently

Author: dragonstyle

src/resources/formats/html/quarto.js

@@ -363,10 +363,15 @@ window.document.addEventListener("DOMContentLoaded", function (_event) {
             window.addEventListener(
               "resize",
               throttle(() => {
+                elRect = undefined;
                 positionToggle();
               }, 50)
             );
 
+            window.addEventListener("quarto-hrChanged", () => {
+              elRect = undefined;
+            });
+
             // Process the click
             clickEl.onclick = () => {
               if (!tocShowing) {