From 11cf7428eb9a226fa43454f16c08344c3135205e Mon Sep 17 00:00:00 2001
From: fen <fen@archfox.org>
Date: Thu, 17 Sep 2026 14:47:34 -0500
Subject: [PATCH] #260: pin button width during copy feedback so neighbors
 never jump

---
 internal/web/static/new.js   | 5 ++++-
 internal/web/static/paste.js | 6 ++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/internal/web/static/new.js b/internal/web/static/new.js
index fb1d1a1..df2c191 100644
--- a/internal/web/static/new.js
+++ b/internal/web/static/new.js
@@ -199,8 +199,11 @@ function finishCreate(data) {
     try {
       navigator.clipboard.writeText(url);
       copyBtn.classList.add('ok');               // in-place success feedback (#53)
+      // #260: pin the pre-swap width so the wider/narrower glyph never
+      // shifts neighbouring elements; release it when the label restores.
+      copyBtn.style.minWidth = Math.ceil(copyBtn.getBoundingClientRect().width) + 'px';
       copyBtn.textContent = '✓';
-      setTimeout(() => { copyBtn.classList.remove('ok'); copyBtn.textContent = '⧉'; }, 2000);
+      setTimeout(() => { copyBtn.classList.remove('ok'); copyBtn.textContent = '⧉'; copyBtn.style.minWidth = ''; }, 2000);
     } catch(e) { toast('Copy failed', 'error'); }
   });
   // token carried via sessionStorage, never in the URL (#143)
diff --git a/internal/web/static/paste.js b/internal/web/static/paste.js
index a32b5e3..365f986 100644
--- a/internal/web/static/paste.js
+++ b/internal/web/static/paste.js
@@ -19,6 +19,12 @@ function toggleStats() {
 function copyFeedback(btn) {
   if (!btn) return;
   if (!btn.dataset.label) btn.dataset.label = btn.textContent; // remember the original label (Copy/Link)
+  // #260: keep the button width static during the feedback so surrounding
+  // elements never jump. Pin the pre-swap width, release it on restore.
+  if (!btn.dataset.pinned) {
+    btn.style.minWidth = Math.ceil(btn.getBoundingClientRect().width) + 'px';
+    btn.dataset.pinned = '1';
+  }
   btn.classList.add('ok');
   btn.textContent = '✓';
   clearTimeout(btn._okh);