I've created Alt Season Sentinel, a comprehensive mobile-first cryptocurrency tracking app that helps users monitor altcoin season trends and receive timely alerts. Here are the key features:

Key Features

Dashboard Tab:

• Real-time Alt Season Index with visual progress indicator
• Key market indicators (BTC Dominance, Fear & Greed Index, Market Cap)
• Top performing altcoins with price changes
• Recent alerts history with color-coded notifications

Analytics Tab:

• Detailed market analysis with strength indicators
• Key metrics overview with visual cards
• Market momentum and risk level assessments

Settings Tab:

• Customizable alert preferences
• Push notification controls
• Adjustable threshold settings for alerts
• App information and version details

Mobile-First Design

• Responsive Layout: Optimized for mobile screens with container max-width
• Bottom Navigation: Easy thumb-friendly navigation with icons and labels
• Sticky Header: Always accessible app branding and notifications
• Touch-Friendly: Large tap targets and proper spacing
• Visual Hierarchy: Clear information architecture with cards and sections

Design Highlights

• Clean, modern interface using shadcn/ui components
• Color-coded status indicators (green for active, red for warnings)
• Progress bars for visual data representation
• Consistent spacing and typography
• Professional color scheme avoiding blues/indigos as requested

The app provides users with the essential information they need to track altcoin season trends and make informed decisions about securing their crypto profits, all in a beautifully designed mobile interface.