A modern chat interface component that provides a complete messaging experience with reactions, status indicators, and theme support. Features - Message Display - Message history with timestamps - Read/delivered status indicators - User avatars and names - Message reactions with emoji - Message grouping by user - Interactive Elements - Message input with emoji picker - Send button with status feedback - Reaction system with counters - More options menu - Online status indicators - Visual Design - Light and dark theme support - Smooth transitions and animations - Clean and modern interface - Responsive layout - Accessible design