// lib/ui/widgets/fade_route.dart
import 'package:flutter/material.dart';

/// A gentle fade(+slight scale) page transition for in-app navigation.
Route<T> fadeRoute<T>(Widget page) {
  return PageRouteBuilder<T>(
    transitionDuration: const Duration(milliseconds: 320),
    reverseTransitionDuration: const Duration(milliseconds: 240),
    pageBuilder: (_, _, _) => page,
    transitionsBuilder: (_, animation, _, child) {
      final curved =
          CurvedAnimation(parent: animation, curve: Curves.easeOutCubic);
      return FadeTransition(
        opacity: curved,
        child: ScaleTransition(
          scale: Tween(begin: 0.98, end: 1.0).animate(curved),
          child: child,
        ),
      );
    },
  );
}
