[Bug]: Lepton・Photon デザインでは「タブの最小高さ」が正しく反映されない

[CutterKnife]

Pre-Submission Checklist

• I have checked the existing/closed issues to ensure this issue has not already been reported.
• I am using the latest supported version of the browser.
• I have tried disabling all browser extensions/add-ons to rule out interference from these.
• I have tried clearing the browser cache and cookies.
• I have checked with a new profile and the issue still occurs.
• I have provided detailed step-by-step instructions on how to reproduce the issue.
• I have included relevant screenshots or console outputs.
• I have checked that this problem is not occurring in the latest version of Firefox.
• This issue is specific to this browser and does not occur in other browsers.

Bug Summary

Lepton および Photon デザインに設定した状態で「タブの最小高さ」を変更すると、表示領域は変わらずに埋まります。
私の環境では Proton・Firefox UI Fix・Fluerial は正しい太さになるようです。

Reproduction Steps

1. Lepton または Photon デザインに変更する
2. タブの最小高さ を大きくする (例: 72)

Expected Behavior

数字を大きくした分だけタブバーも太くなります。

Actual Behavior

タブバーの太さは維持されます。

Screenshots

2025-05-07.7.36.07.mp4

Browser Version

138.0.2@0.1.21 (aarch64)

Operating System

macOS Sonoma 14.7.5

Additional Context

一部未検証です。取り急ぎ記録のみ。