import 'package:flutter/material.dart';

/// Rtty 移动端主题。
///
/// 设计方向：现代终端卡片美学。深靛蓝底 + 霓虹青绿强调色，
/// 用卡片承载命令与输出，强调可读性与触控友好。
class RttyMobileTheme {
  RttyMobileTheme._();

  static const Color background = Color(0xFF0D1117); // 深靛黑
  static const Color surface = Color(0xFF161C26); // 卡片底
  static const Color surfaceAlt = Color(0xFF1C2430); // 输入区
  static const Color border = Color(0xFF2A3442);
  static const Color primary = Color(0xFF3DDB93); // 霓虹青绿
  static const Color primaryDim = Color(0xFF176C4B);
  static const Color accent = Color(0xFFFFB454); // 琥珀
  static const Color danger = Color(0xFFE5534B);
  static const Color text = Color(0xFFE2E8F0);
  static const Color textDim = Color(0xFF93A1B3);
  static const Color textFaint = Color(0xFF5B6878);
  static const Color commandTag = Color(0xFF7C5CFF); // 命令标签紫

  static ThemeData app() {
    final base = ThemeData.dark(useMaterial3: true);
    return base.copyWith(
      scaffoldBackgroundColor: background,
      colorScheme: ColorScheme.dark(
        primary: primary,
        secondary: accent,
        surface: surface,
        error: danger,
        onPrimary: const Color(0xFF07130C),
        onSurface: text,
      ),
      textTheme: base.textTheme.copyWith(
        bodyMedium: base.textTheme.bodyMedium?.copyWith(
          color: text,
          fontSize: 15,
          height: 1.5,
        ),
      ),
      inputDecorationTheme: InputDecorationTheme(
        filled: true,
        fillColor: surfaceAlt,
        hintStyle: const TextStyle(color: textFaint, fontSize: 15),
        contentPadding:
            const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
        border: OutlineInputBorder(
          borderRadius: BorderRadius.circular(14),
          borderSide: BorderSide.none,
        ),
        focusedBorder: OutlineInputBorder(
          borderRadius: BorderRadius.circular(14),
          borderSide: const BorderSide(color: primaryDim, width: 1.5),
        ),
      ),
    );
  }
}