import 'dart:async';
import 'package:flutter/material.dart';

class SplashScreen extends StatefulWidget {
  @override
  _SplashScreenState createState() => _SplashScreenState();
}

class _SplashScreenState extends State<SplashScreen> with SingleTickerProviderStateMixin {
  late AnimationController _ctrl;

  @override
  void initState() {
    super.initState();
    _ctrl = AnimationController(vsync: this, duration: Duration(seconds: 3))..repeat(reverse: true);
    // simulate load then navigate
    Timer(Duration(seconds: 2), () {
      Navigator.pushReplacementNamed(context, '/');
    });
  }

  @override
  void dispose() {
    _ctrl.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Color(0xFF0c0a0a),
      body: Center(
        child: AnimatedBuilder(
          animation: _ctrl,
          builder: (ctx, child) {
            final t = _ctrl.value;
            return Stack(
              alignment: Alignment.center,
              children: [
                // liquid-ish blurred circles
                Container(
                  width: 220 + 40 * t,
                  height: 220 + 40 * (1 - t),
                  decoration: BoxDecoration(
                    gradient: RadialGradient(colors: [Color(0xFFB388FF).withOpacity(0.25), Colors.transparent]),
                    shape: BoxShape.circle,
                  ),
                ),
                Container(
                  width: 140 + 60 * (1 - t),
                  height: 140 + 60 * t,
                  decoration: BoxDecoration(
                    gradient: RadialGradient(colors: [Color(0xFFA24BFA).withOpacity(0.6), Color(0xFF5E2FD3).withOpacity(0.2)]),
                    shape: BoxShape.circle,
                  ),
                ),
                Text('mcbeno', style: TextStyle(fontSize: 28, fontWeight: FontWeight.bold, color: Colors.white)),
              ],
            );
          },
        ),
      ),
    );
  }
}