flutter-ui-design-guide

Apply Flutter design principles with Material Design and Cupertino (iOS-style) support when building cross-platform UI. Only execute this when the current project is a Flutter project and involves UI-related work. Use this skill for Flutter widgets, Dart layouts, or cross-platform app development. Ensures Material Design compliance (Android) and Cupertino guidelines (iOS), 8dp grid spacing, Material TextTheme, Theme-based colors with dark mode, and adaptive widgets. Prevents common anti-patterns like hardcoded colors, fixed text sizes, and excessive widget nesting.