bug(expansion panel): height doesnt resize in safari while expanded

[jmheretik]

Is this a regression?

• Yes, this behavior used to work in the previous version

The previous version in which this bug was not present was

No response

Description

height of the expansion panel doesnt resize in safari while the panel is expanded

in chrome it works OK

Reproduction

StackBlitz link: https://stackblitz.com/edit/fcr7qrn2?file=src%2Fexample%2Fexpansion-overview-example.html

Steps to reproduce:

1. resize the window while the panel is open

Expected Behavior

the expansion panel body height should resize in safari too, just like it does in chrome

Actual Behavior

the expansion panel body height doesnt resize in safari and content overflows

(note: if i close it and open it again the height is fixed)

Environment

• Angular: ^19.2.0
• CDK/Material: ^19.2.0
• Browser(s): Safari
• Operating System (e.g. Windows, macOS, Ubuntu): macOS