359 lines
14 KiB
Dart
359 lines
14 KiB
Dart
import 'package:flutter/material.dart';
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// ─── DATOS DE CATEGORÍAS (sin conexión, todo local) ─────────────
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const List<Map<String, dynamic>> _categorias = [
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{
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'nombre' : 'Orgánicos',
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'icono' : '🍃',
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'color' : Color(0xFF2E7D32),
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'colorFondo': Color(0xFFE8F5E9),
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'descripcion': 'Residuos de origen natural que se descomponen fácilmente.',
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'ejemplos': [
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'🥦 Restos de frutas y verduras',
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'🥚 Cáscaras de huevo',
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'☕ Café molido y filtros de té',
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'🌿 Pasto, hojas y flores',
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'🍖 Restos de comida cocinada',
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],
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'noIncluir': [
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'🚫 Aceites o grasas',
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'🚫 Plásticos o envases',
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'🚫 Papel de baño usado',
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],
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'consejo': 'Deposítalos en bolsa VERDE. Son ideales para compostar y nutrir la tierra.',
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},
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{
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'nombre' : 'Reciclables',
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'icono' : '♻️',
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'color' : Color(0xFF1565C0),
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'colorFondo': Color(0xFFE3F2FD),
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'descripcion': 'Materiales que pueden transformarse en nuevos productos.',
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'ejemplos': [
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'🧴 Botellas y envases de plástico (PET)',
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'📦 Cajas y cartón limpio',
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'🗞️ Papel y periódico',
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'🥫 Latas de aluminio y acero',
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'🍶 Botellas y frascos de vidrio',
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],
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'noIncluir': [
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'🚫 Papel sucio o con grasa',
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'🚫 Vidrio roto sin envolver',
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'🚫 Plásticos con comida',
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],
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'consejo': 'Deposítalos en bolsa AZUL. Enjuaga los envases antes de separarlos.',
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},
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{
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'nombre' : 'Sanitarios',
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'icono' : '🚽',
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'color' : Color(0xFF6D4C41),
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'colorFondo': Color(0xFFEFEBE9),
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'descripcion': 'Residuos que por higiene no pueden mezclarse con reciclables.',
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'ejemplos': [
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'🧻 Papel higiénico usado',
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'👶 Pañales desechables',
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'🩹 Curitas y vendas usadas',
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'😷 Cubrebocas desechables',
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'🧼 Toallas húmedas y servilletas',
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],
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'noIncluir': [
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'🚫 Medicamentos (van en especiales)',
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'🚫 Jeringas o material médico cortante',
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],
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'consejo': 'Deposítalos en bolsa NEGRA bien cerrada. No mezclar con reciclables.',
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},
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{
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'nombre' : 'Especiales',
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'icono' : '⚠️',
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'color' : Color(0xFFE65100),
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'colorFondo': Color(0xFFFFF3E0),
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'descripcion': 'Residuos peligrosos que requieren manejo especial.',
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'ejemplos': [
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'🔋 Pilas y baterías',
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'💊 Medicamentos caducados',
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'💡 Focos y luminarias',
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'📱 Electrónicos en desuso',
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'🛢️ Aceite vegetal o de motor usado',
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],
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'noIncluir': [
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'🚫 NO van en el camión regular',
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'🚫 NO tirar a la basura común',
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],
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'consejo': '⚠️ Llévalos al punto ECORED más cercano. ¡Nunca al camión recolector!',
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},
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];
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// ════════════════════════════════════════════════════════════════
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// PANTALLA GUÍA DE SEPARACIÓN
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// ════════════════════════════════════════════════════════════════
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class GuiaSeparacionScreen extends StatefulWidget {
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const GuiaSeparacionScreen({super.key});
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@override
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State<GuiaSeparacionScreen> createState() => _GuiaSeparacionScreenState();
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}
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class _GuiaSeparacionScreenState extends State<GuiaSeparacionScreen> {
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// Controla qué categoría está expandida (-1 = ninguna)
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int _expandida = -1;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.grey[100],
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appBar: AppBar(
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title: const Text('Guía de Separación'),
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backgroundColor: const Color(0xFF2E7D32),
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foregroundColor: Colors.white,
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),
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body: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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// ── ENCABEZADO ────────────────────────────────────
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: const Color(0xFF2E7D32),
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borderRadius: BorderRadius.circular(16),
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),
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child: const Row(
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children: [
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Text('♻️', style: TextStyle(fontSize: 36)),
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SizedBox(width: 14),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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'Separa correctamente',
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style: TextStyle(
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color: Colors.white,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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SizedBox(height: 4),
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Text(
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'Toca cada categoría para ver qué residuos incluye. Funciona sin conexión.',
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style: TextStyle(
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color: Colors.white70,
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fontSize: 12,
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),
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),
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],
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),
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),
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],
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),
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),
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const SizedBox(height: 16),
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// ── CATEGORÍAS ────────────────────────────────────
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..._categorias.asMap().entries.map((entry) {
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final index = entry.key;
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final categoria = entry.value;
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final expandida = _expandida == index;
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final color = categoria['color'] as Color;
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final colorFondo = categoria['colorFondo'] as Color;
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return Container(
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margin: const EdgeInsets.only(bottom: 12),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(16),
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boxShadow: [
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BoxShadow(
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color: color.withValues(alpha: 0.15),
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blurRadius: 8,
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offset: const Offset(0, 3),
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),
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],
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),
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child: Column(
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children: [
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// ── Header de categoría (siempre visible) ──
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GestureDetector(
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onTap: () {
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setState(() {
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_expandida = expandida ? -1 : index;
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});
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},
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child: Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 16, vertical: 14),
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decoration: BoxDecoration(
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color: color,
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borderRadius: expandida
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? const BorderRadius.vertical(
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top: Radius.circular(16))
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: BorderRadius.circular(16),
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),
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child: Row(
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children: [
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Text(
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categoria['icono'] as String,
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style: const TextStyle(fontSize: 28),
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),
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const SizedBox(width: 12),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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categoria['nombre'] as String,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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Text(
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categoria['descripcion'] as String,
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style: const TextStyle(
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color: Colors.white70,
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fontSize: 12,
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),
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),
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],
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),
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),
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Icon(
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expandida
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? Icons.keyboard_arrow_up
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: Icons.keyboard_arrow_down,
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color: Colors.white,
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size: 28,
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),
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],
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),
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),
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),
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// ── Contenido expandible ──
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if (expandida)
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Container(
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: colorFondo,
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borderRadius: const BorderRadius.vertical(
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bottom: Radius.circular(16),
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),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Sí incluir
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Text(
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'✅ Sí incluir:',
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style: TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.bold,
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color: color,
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),
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),
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const SizedBox(height: 8),
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...(categoria['ejemplos'] as List<String>).map(
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(e) => Padding(
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padding: const EdgeInsets.only(bottom: 6),
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child: Text(
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e,
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style: const TextStyle(fontSize: 13),
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),
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),
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),
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const SizedBox(height: 12),
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// No incluir
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Text(
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'🚫 No incluir:',
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style: TextStyle(
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fontSize: 14,
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fontWeight: FontWeight.bold,
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color: color,
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),
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),
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const SizedBox(height: 8),
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...(categoria['noIncluir'] as List<String>).map(
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(e) => Padding(
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padding: const EdgeInsets.only(bottom: 6),
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child: Text(
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e,
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style: const TextStyle(fontSize: 13),
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),
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),
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),
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const SizedBox(height: 12),
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// Consejo
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: color.withValues(alpha: 0.1),
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borderRadius: BorderRadius.circular(10),
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border: Border.all(
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color: color.withValues(alpha: 0.3),
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),
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),
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child: Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const Text('💡', style: TextStyle(fontSize: 16)),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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categoria['consejo'] as String,
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style: TextStyle(
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fontSize: 13,
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color: color,
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fontWeight: FontWeight.w600,
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),
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),
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),
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],
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),
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),
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],
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),
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),
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],
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),
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);
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}),
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const SizedBox(height: 8),
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// ── PIE DE PÁGINA ─────────────────────────────────
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Container(
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padding: const EdgeInsets.all(14),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(12),
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),
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child: const Row(
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children: [
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Icon(Icons.wifi_off, color: Colors.grey, size: 18),
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SizedBox(width: 8),
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Expanded(
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child: Text(
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'Esta guía funciona completamente sin conexión a internet.',
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style: TextStyle(fontSize: 12, color: Colors.grey),
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),
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),
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],
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),
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),
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const SizedBox(height: 24),
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],
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),
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);
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}
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} |