Merge remote-tracking branch 'origin/los-elevation-icon' into combined-prs

lib/icons/los_icon.dart

@@ -0,0 +1,22 @@
+import 'package:flutter/material.dart';
+import 'package:material_symbols_icons/material_symbols_icons.dart';
+
+class LosIcon extends StatelessWidget {
+  final double size;
+  final Color? color;
+
+  const LosIcon({super.key, this.size = 24, this.color});
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final iconTheme = IconTheme.of(context);
+    final iconColor =
+        color ??
+        iconTheme.color ??
+        theme.iconTheme.color ??
+        theme.colorScheme.onSurface;
+
+    return Icon(Symbols.elevation, size: size, color: iconColor);
+  }
+}

lib/screens/line_of_sight_map_screen.dart

@@ -17,6 +17,7 @@ import '../utils/route_transitions.dart';
 import '../connector/meshcore_connector.dart';
 import '../widgets/app_bar.dart';
 import '../widgets/quick_switch_bar.dart';
+import '../icons/los_icon.dart';
 
 class LineOfSightEndpoint {
   final String label;
@@ -709,7 +710,7 @@ class _LineOfSightMapScreenState extends State<LineOfSightMapScreen> {
                     alignment: Alignment.centerRight,
                     child: ElevatedButton.icon(
                       onPressed: _loading ? null : _runLos,
-                      icon: const Icon(Icons.visibility),
+                      icon: const LosIcon(),
                       label: Text(context.l10n.losRun),
                     ),
                   ),

lib/screens/map_screen.dart

@@ -20,6 +20,7 @@ import '../services/map_tile_cache_service.dart';
 import '../utils/contact_search.dart';
 import '../utils/route_transitions.dart';
 import '../widgets/quick_switch_bar.dart';
+import '../icons/los_icon.dart';
 import 'channels_screen.dart';
 import 'chat_screen.dart';
 import 'contacts_screen.dart';
@@ -280,7 +281,7 @@ class _MapScreenState extends State<MapScreen> {
                   ),
                 if (!_isBuildingPathTrace)
                   IconButton(
-                    icon: const Icon(Icons.visibility),
+                    icon: const LosIcon(),
                     onPressed: () {
                       final candidates = <LineOfSightEndpoint>[];
                       if (connector.selfLatitude != null &&