@media (max-width: 1024px) {
  :root {
    --font-h1: 2.5rem;
    --font-h2: 2rem;
    --navbar-height: 68px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .about-grid,
  .product-page-grid,
  .project-detail-grid {
    grid-template-columns: 1fr;
  }
  .why-us-grid,
  .value-props,
  .manufacturing-grid,
  .contact-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .timeline-item {
    width: 100%;
    margin-left: 0 !important;
    justify-content: flex-start !important;
    padding-left: 30px;
  }
  .timeline::before {
    left: 12px;
  }
  .timeline-item:nth-child(odd)::before,
  .timeline-item:nth-child(even)::before {
    left: 5px;
    right: auto;
  }
  .timeline-content {
    width: 100%;
  }
}
@media (max-width: 768px) {
  :root {
    --font-h1: 2rem;
    --font-h2: 1.625rem;
    --font-h3: 1.25rem;
    --spacing-2xl: 3.5rem;
    --navbar-height: 60px;
  }
  .hamburger {
    display: flex;
  }
  .navbar-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: 100%;
    flex-direction: column;
    background: rgba(13, 33, 55, 0.98);
    padding: 1rem;
    gap: 0.25rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    box-shadow: var(--shadow-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(12px);
  }
  .navbar-menu.active {
    max-height: 450px;
    padding: 1rem;
  }
  .navbar-menu .nav-link {
    width: 100%;
    padding: 0.7rem 1rem;
  }
  .navbar-menu .nav-dropdown {
    width: 100%;
  }
  .navbar-menu .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    background: rgba(0, 0, 0, 0.2);
    border: none;
    box-shadow: none;
    border-radius: var(--radius-sm);
    padding: 0;
  }
  .navbar-menu .dropdown-menu.open {
    max-height: 250px;
    padding: 0.25rem;
  }
  .navbar-menu .dropdown-menu a {
    color: rgba(255, 255, 255, 0.8);
  }
  .navbar-menu .dropdown-menu a:hover {
    color: var(--color-secondary);
    background: rgba(255, 107, 53, 0.1);
  }
  .navbar-logo span {
    display: none;
  }
  .hero-title {
    font-size: var(--font-h1);
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .page-header {
    padding: 3rem 0 2rem;
  }
  .page-header h1 {
    font-size: var(--font-h1);
  }
  .page-header p {
    font-size: 1rem;
  }
  .cta-link {
    margin-left: 0;
    text-align: center;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
  .products-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
  }
  .gallery-item {
    height: 180px;
  }
  .why-us-grid,
  .value-props,
  .manufacturing-grid,
  .contact-info-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  .project-meta {
    grid-template-columns: 1fr;
  }
  .cta-link {
    margin-left: 0;
  }
}
@media (max-width: 480px) {
  :root {
    --font-h1: 1.625rem;
    --font-h2: 1.375rem;
    --font-h4: 1.1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
  }
  .container {
    padding: 0 1rem;
  }
  .hero {
    min-height: calc(100vh - var(--navbar-height));
  }
  .hero-title {
    font-size: var(--font-h1);
  }
  .hero-subtitle {
    font-size: 0.95rem;
  }
  .hero-ctas {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  .btn {
    width: 100%;
    justify-content: center;
    padding: 0.75rem 1.5rem;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }
  .stat-card {
    padding: var(--spacing-md) var(--spacing-sm);
  }
  .stat-number {
    font-size: 2rem;
  }
  .stat-icon {
    font-size: 1.75rem;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  .gallery-item {
    height: 220px;
  }
  .contact-form {
    padding: var(--spacing-lg);
  }
  .hero-badges {
    flex-direction: column;
    align-items: center;
  }
  .team-grid {
    grid-template-columns: 1fr;
  }
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-page-image img {
    height: 280px;
  }
  .flip-card {
    height: 340px;
  }
  .section-title::after {
    width: 40px;
  }
}
@media (max-width: 360px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .partners-grid {
    grid-template-columns: 1fr;
  }
}