Avoid crash when styles aren't available yet

ChangeLog.md

@@ -1,5 +1,12 @@
 # ChangeLog
 
+## v1.0.1
+
+**Released: 2026-05-20**
+
+- Worked around a crash in a particular GNU/Linux environment. ([thanks to
+  zvonler-sfw](https://github.com/davep/textual-fspicker/pull/97))
+
 ## v1.0.0
 
 **Released: 2026-02-18**

src/textual_fspicker/parts/directory_navigation.py

@@ -374,12 +374,21 @@ def _sort(self, entries: Iterable[DirectoryEntry]) -> Iterable[DirectoryEntry]:
     @property
     def _styles(self) -> DirectoryEntryStyling:
         """The styles to use for a directory entry."""
-        return DirectoryEntryStyling(
-            self.get_component_rich_style("directory-navigation--hidden"),
-            self.get_component_rich_style("directory-navigation--name", partial=True),
-            self.get_component_rich_style("directory-navigation--size", partial=True),
-            self.get_component_rich_style("directory-navigation--time", partial=True),
-        )
+        try:
+            return DirectoryEntryStyling(
+                self.get_component_rich_style("directory-navigation--hidden"),
+                self.get_component_rich_style(
+                    "directory-navigation--name", partial=True
+                ),
+                self.get_component_rich_style(
+                    "directory-navigation--size", partial=True
+                ),
+                self.get_component_rich_style(
+                    "directory-navigation--time", partial=True
+                ),
+            )
+        except KeyError:
+            return DirectoryEntryStyling(Style(), Style(), Style(), Style())
 
     def _repopulate_display(self) -> None:
         """Repopulate the display of directories."""