/* Responsive Styles */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .lobby-main {
        padding: 1rem;
    }
    
    .lobby-actions {
        flex-direction: column;
    }
    
    .game-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto;
    }
    
    .players-container {
        grid-column: 1;
        flex-direction: column;
    }
    
    .game-center {
        grid-column: 1;
    }
    
    .player-hand {
        grid-column: 1;
    }
    
    .action-panel {
        grid-column: 1;
        flex-direction: column;
    }
    
    .game-chat {
        position: relative;
        width: 100%;
        height: 300px;
    }
    
    .auth-container {
        margin: 50px 1rem;
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .user-info {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .currency {
        justify-content: center;
    }
    
    .main-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: 1rem;
        width: 95%;
    }
}