/* Responsive Styles for Unit Converter */

@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;
    }

    .category-tabs {
        gap: 0.25rem;
        padding: 0.35rem;
    }

    .tab {
        padding: 0.75rem 0.5rem;
        font-size: 0.8rem;
    }

    .tab i {
        display: none; /* Hide icons on tablets */
    }

    .input-row {
        flex-direction: column;
    }

    .form-select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header-contact {
        display: none;
    }

    .card {
        padding: 1.25rem;
        border-radius: var(--radius-md);
    }

    .category-tabs {
        border-radius: var(--radius-md);
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        padding: 1rem;
    }

    .btn-primary {
        flex: unset;
    }

    .form-input {
        font-size: 1.1rem;
    }

    .btn-swap {
        width: 42px;
        height: 42px;
    }

    .toast {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        justify-content: center;
    }

    .footer {
        padding: 1.5rem 1rem;
    }

    .footer-contact {
        flex-direction: column;
        gap: 0.75rem;
    }
}