From 65d2a3b3131a1b8f37d92440f9ff31ce44cfce8f Mon Sep 17 00:00:00 2001
From: Veronica Berglyd Olsen <1619840+vkbo@users.noreply.github.com>
Date: Thu, 21 Aug 2025 22:41:58 +0200
Subject: [PATCH 1/2] Reset font style name after loading fonts

---
 novelwriter/common.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/novelwriter/common.py b/novelwriter/common.py
index 83a364bf..f03fa823 100644
--- a/novelwriter/common.py
+++ b/novelwriter/common.py
@@ -445,6 +445,7 @@ def fontMatcher(font: QFont) -> QFont:
     default Qt font matching algorithm doesn't handle well changing
     application fonts at runtime.
     """
+    font.setStyleName(None)  # Make sure no font style name is set from config, see #2502
     info = QFontInfo(font)
     if (famRequest := font.family()) != (famActual := info.family()):
         logger.warning("Font mismatch: Requested '%s', but got '%s'", famRequest, famActual)

From b484dd6f7156f83f02e04752f0f88e139310b12c Mon Sep 17 00:00:00 2001
From: Veronica Berglyd Olsen <1619840+vkbo@users.noreply.github.com>
Date: Sun, 24 Aug 2025 15:47:28 +0200
Subject: [PATCH 2/2] Test the fontMatcher style name reset

---
 tests/test_base/test_base_common.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/test_base/test_base_common.py b/tests/test_base/test_base_common.py
index 76a11bd7..a46f02d0 100644
--- a/tests/test_base/test_base_common.py
+++ b/tests/test_base/test_base_common.py
@@ -537,6 +537,11 @@ def testBaseCommon_fontMatcher(monkeypatch):
     nonsense = QFont("nonesense", 10)
     assert fontMatcher(nonsense) is nonsense
 
+    # Style is reset
+    nonsense.setStyleName("blabla")
+    assert nonsense.styleName() == "blabla"
+    assert fontMatcher(nonsense).styleName() == ""
+
     # General font
     if len(QFontDatabase.families()) > 1:
         fontOne = QFont(QFontDatabase.families()[0])