@media (max-width: 992px) {
    .about-content {
        flex-direction: column;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
        color: var(--text);
    }

    .nav-links {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: white;
        flex-direction: column;
        align-items: center;
        padding-top: 30px;
        transition: var(--transition);
    }

    .nav-links.active {
        left: 0;
    }

    .nav-links li {
        margin: 12px 0;
    }

    .hero {
        height: 70vh;
    }

    .hero h1 {
        font-size: 32px;
    }

    .contact-grid {
        padding: 40px 0;
    }
}

@media (max-width: 576px) {
    section {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: 26px;
    }

    .hero p {
        font-size: 16px;
    }

    .hero-actions .btn {
        display: block;
        margin: 10px auto;
    }
}