@media (max-width: 1024px) {
  .services-grid,
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 768px) {
  html { font-size: 15px; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    height: 100vh;
    background: var(--primary-dark);
    flex-direction: column;
    justify-content: center;
    gap: 25px;
    padding: 40px;
    transition: right 0.4s ease;
    z-index: 999;
  }
  body.ltr .nav-links {
    right: auto;
    left: -100%;
    transition: left 0.4s ease;
  }
  .nav-links.open { right: 0; }
  body.ltr .nav-links.open { left: 0; }
  .hamburger { display: flex; }
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-logo { width: 150px; }
  .section-title { font-size: 1.8rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .product-card { width: 240px; }
  .products-carousel { height: 380px; }
  .products-carousel-wrapper { padding: 30px 50px; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .footer-brand { display: flex; flex-direction: column; align-items: center; }
  .footer-brand p { max-width: 100%; }
  .footer-brand img { margin: 0 auto 15px; }
  .footer-social { justify-content: center; }
  .footer-links a { padding: 5px 0; }
  .footer-links a:hover { padding-right: 0; padding-left: 0; }
  .footer h4 { margin-bottom: 15px; }
}
@media (max-width: 480px) {
  .hero-title { font-size: 1.7rem; }
  .hero-logo { width: 120px; }
  .section { padding: 60px 0; }
  .services-grid,
  .why-grid { grid-template-columns: 1fr; }
  .stat-number { font-size: 2rem; }
  .product-card { width: 200px; }
  .products-carousel { height: 360px; }
  .products-carousel-wrapper { padding: 20px 40px; }
  .nav-links { width: 85%; }
}