/* Responsive Design for Calculator */

@media (max-width: 992px) {
    .header {
        padding: 1.25rem;
    }
    .nav ul {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .nav ul {
        gap: 1.25rem;
        font-size: 0.95rem;
    }

    .header-contact {
        gap: 2rem;
    }

    .header-contact .contact-text {
        display: none;
    }

    .header-contact i {
        font-size: 1.25rem;
    }

    .main-content {
        padding: 1.5rem 1rem;
    }

    .card {
        padding: 1.5rem;
    }

    .stats-grid {
        grid-template-columns: 1fr; /* Stack stats vertically */
        gap: 1rem;
    }
    
    .stat-box {
        flex-direction: row;
        align-items: center;
        gap: 1.25rem;
        padding: 1.25rem;
    }
    
    .stat-icon-wrapper {
        margin-bottom: 0;
    }
    
    .stat-box > div:not(.stat-icon-wrapper) {
        display: flex;
        flex-direction: column;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .header-contact {
        display: none;
    }
    
    .card {
        padding: 1.25rem;
        border-radius: var(--radius-md);
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        padding: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .card-header h2 {
        font-size: 1.5rem;
    }
    
    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        justify-content: center;
    }
    
    .footer {
        padding: 1.5rem 1rem;
    }
    
    .footer-contact {
        flex-direction: column;
        gap: 0.75rem;
    }
}