From 751d0ca861bb33299dc552c7638ac7682b4c3028 Mon Sep 17 00:00:00 2001
From: 01zulfi <85733202+01zulfi@users.noreply.github.com>
Date: Fri, 16 Jan 2026 13:06:43 +0500
Subject: [PATCH] editor: fix hidden collapse/expand icon when callout title is
 empty (#9220)

Signed-off-by: 01zulfi <85733202+01zulfi@users.noreply.github.com>
---
 packages/editor/styles/styles.css | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/editor/styles/styles.css b/packages/editor/styles/styles.css
index aad26cf2d..c80c6a1bc 100644
--- a/packages/editor/styles/styles.css
+++ b/packages/editor/styles/styles.css
@@ -965,6 +965,10 @@ del.diffdel {
   display: none !important;
 }
 
+.ProseMirror div.callout > :is(h1, h2, h3, h4, h5, h6):first-child.empty::after {
+  display: inline-block !important;
+}
+
 @media screen and (max-width: 768px) {
   .ProseMirror h1::after,
   .ProseMirror h2::after,