40275bcd0c
- Split behavioral inputs into two screens (Habits + Lifestyle) - Added 5 new modifiable factors: diet quality, processed food, drug use, social connection, and stress level - Updated hazard ratios for all new factors based on meta-analyses - Model version bumped to 1.1 - Simplified welcome screen with clearer value proposition - Updated tests for expanded behavioral model Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
75 lines
2.4 KiB
Dart
75 lines
2.4 KiB
Dart
import 'package:flutter/material.dart';
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import '../theme.dart';
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import 'baseline_screen.dart';
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class WelcomeScreen extends StatelessWidget {
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const WelcomeScreen({super.key});
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: SafeArea(
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 32),
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child: Column(
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children: [
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const Spacer(flex: 1),
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// Main question - large and centered
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Text(
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'Simple questions.\nHonest answers.',
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style: Theme.of(context).textTheme.headlineLarge?.copyWith(
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fontSize: 32,
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height: 1.3,
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),
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textAlign: TextAlign.center,
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),
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const SizedBox(height: 40),
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Text(
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"What's the single biggest change I can make to live a longer, healthier life?",
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style: Theme.of(context).textTheme.headlineSmall?.copyWith(
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fontWeight: FontWeight.w400,
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color: AppColors.textSecondary,
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height: 1.4,
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),
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textAlign: TextAlign.center,
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),
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const Spacer(flex: 2),
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// Privacy note
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Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.lock_outline,
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size: 16,
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color: AppColors.textSecondary,
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),
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const SizedBox(width: 8),
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Text(
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'All data stays on your device',
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style: Theme.of(context).textTheme.bodySmall,
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),
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],
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),
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const SizedBox(height: 24),
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// Start button
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SizedBox(
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width: double.infinity,
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child: ElevatedButton(
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onPressed: () => _navigateToBaseline(context),
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child: const Text('Start'),
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),
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),
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const SizedBox(height: 32),
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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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void _navigateToBaseline(BuildContext context) {
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Navigator.of(context).push(
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MaterialPageRoute(builder: (_) => const BaselineScreen()),
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);
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}
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}
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