import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:google_fonts/google_fonts.dart';

class AppTheme {
  // --- Neo-Dark Color Palette ---
  static const Color darkBg = Color(0xFF050505);
  static const Color darkCard = Color(0xFF121212);
  static const Color accentPurple = Color(0xFF7000FF);
  static const Color accentBlue = Color(0xFF00D2FF);
  static const Color accentCyan = Color(0xFF00FFD1);
  
  static const Color secureGradientStart = Color(0xFF6A11CB);
  static const Color secureGradientEnd = Color(0xFF2575FC);
  
  static const Color glassWhite = Color(0x1AFFFFFF);
  static const Color glassBorder = Color(0x33FFFFFF);

  // --- Glassmorphism Styles ---
  static BoxDecoration glassDecoration({double radius = 16}) {
    return BoxDecoration(
      color: glassWhite,
      borderRadius: BorderRadius.circular(radius),
      border: Border.all(color: glassBorder, width: 0.5),
      boxShadow: [
        BoxShadow(
          color: Colors.black.withValues(alpha: 0.2),
          blurRadius: 10,
          spreadRadius: -2,
        ),
      ],
    );
  }

  static Widget glassWrapper({
    required Widget child,
    double radius = 16,
    double sigma = 10,
  }) {
    return ClipRRect(
      borderRadius: BorderRadius.circular(radius),
      child: BackdropFilter(
        filter: ImageFilter.blur(sigmaX: sigma, sigmaY: sigma),
        child: Container(
          decoration: glassDecoration(radius: radius),
          child: child,
        ),
      ),
    );
  }

  // --- Theme Data ---
  static ThemeData neoDarkTheme(Color seedColor) {
    return ThemeData(
      useMaterial3: true,
      brightness: Brightness.dark,
      scaffoldBackgroundColor: darkBg,
      primaryColor: seedColor,
      colorScheme: ColorScheme.fromSeed(
        seedColor: seedColor,
        brightness: Brightness.dark,
        surface: darkCard,
        onSurface: Colors.white,
      ),
      textTheme: GoogleFonts.interTextTheme(ThemeData.dark().textTheme).copyWith(
        displayLarge: GoogleFonts.poppins(
          fontWeight: FontWeight.bold,
          color: Colors.white,
        ),
        titleMedium: GoogleFonts.inter(
          fontWeight: FontWeight.w600,
          color: Colors.white70,
        ),
      ),
      appBarTheme: const AppBarTheme(
        backgroundColor: Colors.transparent,
        elevation: 0,
        centerTitle: true,
        titleTextStyle: TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
      ),
      cardTheme: CardThemeData(
        color: darkCard,
        elevation: 0,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(16),
          side: const BorderSide(color: glassBorder, width: 0.5),
        ),
      ),
    );
  }
}