Refactor SCSS imports and add local settings for build permissions

- Updated main.scss to remove redundant forward for "shame".
- Added .claude/settings.local.json to configure permissions for build commands.

.claude/settings.local.json

@@ -0,0 +1,8 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npm run build:styles:*)",
+      "Bash(powershell -Command \"cd ''c:\\\\visual studio code\\\\projekty\\\\ostal.pl\\\\wp-content\\\\themes\\\\ostal_WP''; npm run build:styles\")"
+    ]
+  }
+}