1 files changed, 9 insertions, 2 deletions
diff --git a/src/app.js b/src/app.js
index 9789401..f9e326a 100644
--- a/src/app.js
+++ b/src/app.js
@@ -1117,9 +1117,16 @@ function toast(msg, ms = 1600) {
     document.body.append(t);
   }
   t.textContent = msg;
-  requestAnimationFrame(() => t.classList.add('show'));
   clearTimeout(toastTimer);
-  toastTimer = setTimeout(() => t.classList.remove('show'), ms);
+  // The hide timer starts when the toast shows: a hidden tab pauses
+  // requestAnimationFrame but not setTimeout, so a toast raised in the
+  // background (a zap failing after you switched apps) used to be hidden
+  // first and shown on return, then stay up for good.
+  requestAnimationFrame(() => {
+    t.classList.add('show');
+    clearTimeout(toastTimer);
+    toastTimer = setTimeout(() => t.classList.remove('show'), ms);
+  });
 }
 
 async function copy(text) {