/* =========================================================================
   MEDIA QUERIES — ADAPTAÇÃO MOBILE FIRST
   ========================================================================= */

/* Dispositivos Móveis e Tablets Pequeños (< 768px) */
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-background);
        box-shadow: var(--shadow-lg);
        padding: 5rem 2rem 2rem 2rem;
        transition: var(--transition);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .menu-toggle {
        display: block;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--color-primary-dark);
        cursor: pointer;
        z-index: 1000;
    }

    .hero-btns {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .whatsapp-float {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 50px;
        height: 50px;
    }
}

@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
}