@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .skills-grid {
        grid-template-columns: 1fr !important;
    }

    .certs-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .references-grid {
        grid-template-columns: 1fr !important;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-blob {
        display: none;
    }

    section {
        padding: 60px 0;
    }

    .section-wrap {
        padding: 0 16px;
    }
}

@media (max-width: 480px) {
    .hero-h1 {
        font-size: clamp(2rem, 9vw, 2.6rem);
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn-primary-custom,
    .btn-outline-custom {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        margin-top: 40px;
    }

    .skills-grid,
    .certs-grid {
        grid-template-columns: 1fr !important;
    }

    .ref-header {
        flex-direction: column;
        gap: 8px;
    }

    .skill-card {
        padding: 20px 16px;
    }

    section {
        padding: 48px 0;
    }

    .section-wrap {
        padding: 0 14px;
    }
}