Description:
well, obvious from the summary.

Steps to Reproduce:
1. create a document
2. assign some text to become a section
3. (same valid for master-inserted documents)

Actual Results:
no boudary to be seen (even when assigning a gross color under options>appearance>items: WriterSectionBoundaries)

Expected Results:
as before, section frame to be seen, so that it is immediately visible, where read-only content present


Reproducible: Always


User Profile Reset: Yes

Additional Info:
Version: 25.2.0.1 (X86_64) / LibreOffice Community
Build ID: ddb2a7ea3a8857aae619555f1a8743e430e146c9
CPU threads: 4; OS: Linux 6.11; UI render: default; VCL: kf5 (cairo+wayland)
Locale: de-CH (en_US.UTF-8); UI: en-US