@media (max-width: 768px) {

    /* Seção Início (#home) */
    #home .row {
        flex-direction: column-reverse;
    }
    #home .col-md-6 {
        text-align: center !important;
        padding-right: 0 !important;
    }
    .order-1, .order-2 {
        order: unset !important;
    }
    .profile-photo {
        width: 180px !important;
        height: 180px !important;
        margin: 0 auto 20px;
    }
    .display-4 {
        font-size: 2.2rem;
    }

    /* Seção Habilidades (#skills) */
    #skills .card {
        padding: 0.5rem !important;
        margin-bottom: 1rem;
    }
    #skills .card img {
        max-height: 50px !important;
    }
    #skills .row {
        justify-content: center;
    }

    /* Seção Experiência (timeline) */
    .timeline::before {
        left: 20px;
    }
    .timeline-container {
        width: 100% !important;
        padding-left: 2.5rem;
        padding-right: 1rem;
        text-align: left !important;
        left: 0 !important;
    }
    .timeline-dot {
        left: 0 !important;
        top: 0.7rem;
        transform: none;
    }

    /* Seção Certificações (#certifications) */
    #certifications .card {
        padding: 0.5rem !important;
        margin-bottom: 1rem;
    }
    #certifications img {
        max-height: 100px !important;
    }

    /* Menu Toggle (hamburguer) */
    .menu-toggle {
        display: block;
        z-index: 1001;
        background: none;
        border: none;
        font-size: 1.8rem;
        color: var(--text-light);
        position: relative;
    }

    /* Menu de navegação */
    .nav-menu {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background-color: var(--bg-dark);
        z-index: 1000;
        padding: 2rem;
        gap: 2rem;
        transition: opacity 0.3s ease;
    }
    .nav-menu.active {
        display: flex !important;
    }
    .nav-menu .nav-link {
        font-size: 1.5rem;
        color: var(--text-light);
        text-align: center;
        transition: color 0.3s;
    }
    .nav-menu .nav-link:hover {
        color: var(--secondary-color);
    }

    /* Bloqueia scroll quando menu aberto */
    body.menu-open {
        overflow: hidden;
    }

    /* Ajustes Seção Início */
    #home {
        padding-top: 70px;
        padding-bottom: 40px;
    }
    #home .profile-photo {
        margin-top: 0.5rem;
        margin-bottom: 1rem;
    }
    #home h1,
    #home p {
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
    }

    /* Ajustes Seção Habilidades */
    #skills h2 {
        margin-bottom: 1rem; /* antes era maior */
    }
    #skills p {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 580px) {
    header nav .nav {
        display: grid;
        grid-template-columns: repeat(3, auto);
        grid-template-rows: repeat(2, auto);
        gap: 0.5rem 1rem;
        justify-content: center;
        padding: 0;
    }

    header nav .nav-item {
        text-align: center;
    }

    header nav .nav-link {
        padding: 0.5rem 0.8rem;
        display: inline-block;
    }

    /* Evita quebra e mantem centralizado */
    header nav .nav {
        width: auto;
    }

    /* Ajustes gerais para evitar overflow */
    body, html {
        overflow-x: hidden;
    }

    section {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    /* INÍCIO */
    #home {
        padding-top: 100px;
        padding-bottom: 60px;
    }

    #home .profile-photo {
        width: 150px !important;
        height: 150px !important;
        margin: 1rem auto 2rem auto;
        display: block;
    }

    #home .col-md-6 {
        text-align: center !important;
        padding-right: 0 !important;
    }

    #home h1.display-4 {
        font-size: 2rem;
    }

    #home p {
        font-size: 0.9rem;
    }

    /* HABILIDADES - SKILLS */
    #skills .row {
        justify-content: center;
    }

    #skills article {
        flex: 0 0 45% !important; /* 2 cards por linha */
        max-width: 45% !important;
        margin-bottom: 1rem;
    }

    /* EXPERIÊNCIA - TIMELINE */
    .timeline::before {
        left: 8px !important;
    }

    .timeline-container {
        width: 100% !important;
        padding-left: 2.5rem !important;
        padding-right: 1rem !important;
        text-align: left !important;
        left: 0 !important;
    }

    .timeline-container.left,
    .timeline-container.right {
        left: 0 !important;
    }

    .timeline-dot {
        left: 0 !important;
    }

    #skills .row {
        justify-content: center;
        gap: 0;
    }

    #skills article {
        flex: 0 0 20% !important;
        max-width: 40% !important;
        margin-top: 1rem;
        margin-bottom: 1rem;
        min-width: 100px;
    }

    #skills {
        min-height: 400px; /* aumenta a altura mínima da seção */
        padding-bottom: 3rem; /* mais espaçamento inferior */
    }
}