/* Notebook */
@media (max-width: 1280px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* Tablet / Mobile — admin drawer */
@media (max-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }

    .admin-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: min(85vw, var(--sidebar-width));
        transform: translateX(-100%);
        box-shadow: none;
    }

    .admin-sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.15);
    }

    .admin-sidebar-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.45);
        z-index: calc(var(--z-sticky) - 1);
    }

    .admin-sidebar-backdrop.visible {
        display: block;
    }
}

/* Celular */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }

    .hero-grid { grid-template-columns: 1fr; }
    .hero-main { min-height: 280px; }
    .hero-side { display: none; }

    .home-layout { grid-template-columns: 1fr; }
    /* sidebar permanece abaixo do conteúdo principal no mobile */

    .news-grid, .news-grid--4 { grid-template-columns: 1fr; }
    .weather-current { grid-template-columns: 1fr; }
    .weather-details { grid-template-columns: repeat(2, 1fr); }
    .weather-forecast { grid-template-columns: repeat(4, 1fr); }
    .gallery-grid, .video-grid { grid-template-columns: 1fr; }

    .header-brand-row { flex-direction: column; align-items: stretch; }
    .header-search { max-width: 100%; }

    .nav-toggle { display: block; }
    .nav-list {
        display: none;
        flex-direction: column;
        gap: 0;
        padding: var(--space-2) 0;
    }
    .nav-list.open { display: flex; }

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

    .header-top {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }

    .header-location { margin-left: 0; }

    .nav-list {
        justify-content: center;
        gap: var(--space-4);
    }

    .hero { padding: var(--space-10) 0; }
    .hero-title { font-size: var(--font-size-3xl); }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
}

/* TV / Telas grandes */
@media (min-width: 1920px) {
    :root {
        --container-max: 1600px;
        --font-size-base: 1.125rem;
    }
}

/* Celular pequeno */
@media (max-width: 480px) {
    .auth-card { padding: var(--space-6); }
    .container { padding: 0 var(--space-3); }
}