@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 10px 15px;
    }
    
    .mobile-menu-button {
        display: block;
    }
    
    .nav-list {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        transition: all 0.3s ease;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    }
    
    .nav-list.active {
        left: 0;
    }
    
    .nav-link {
        padding: 10px 0;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
}

@media (max-width: 576px) {
    .page-title {
        font-size: 1.8rem;
    }
    
    .btn-primary {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .product-filters {
        justify-content: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 992px) {
  .about-hero { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: repeat(2, 1fr); }
  .about-mvv { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .about-stats { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .about-mvv { grid-template-columns: 1fr; }
}