/**
 * DISEÑO RESPONSIVO — GRUPO INDUSTRIAL FRONTERA
 */

@media (max-width: 992px) {
  .section-padding {
    padding: 72px 0;
  }

  .nav-menu {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-badges-row {
    justify-content: center;
  }

  .hero-visual-card {
    max-width: 520px;
    margin: 0 auto;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image-card img,
  .about-main-img {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .mv-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .values-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .distribution-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 640px) {
  .section-padding {
    padding: 56px 0;
  }

  .navbar-container {
    height: 72px;
  }

  .navbar-logo-img {
    height: 38px;
  }

  .hero-section {
    padding: 80px 0 60px 0;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .hero-badges-row {
    flex-direction: column;
    align-items: center;
    gap: 14px;
  }

  .product-filters {
    gap: 6px;
  }

  .filter-btn {
    font-size: 0.78rem;
    padding: 6px 14px;
  }

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

  .brand-card {
    padding: 28px 20px;
  }

  .contact-form {
    padding: 24px 20px;
  }

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

  .value-prop-section {
    padding: 36px 20px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-nav-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
}

@media (max-width: 440px) {
  .footer-nav-grid {
    grid-template-columns: 1fr;
  }
}