:root {
  --container: min(100% - 2rem, 1180px);
}

@media (max-width: 960px) {
  .hero,
  .split-grid,
  .card-grid,
  .gallery-grid,
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .site-header {
    border-radius: 24px;
    padding: 0.9rem 1rem;
  }

  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    inset: calc(100% + 0.7rem) 1rem auto;
    display: none;
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    background: rgba(252,248,243,0.98);
    box-shadow: var(--shadow-soft);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav .nav-list {
    flex-direction: column;
    gap: 0.9rem;
  }

  .section {
    padding: 4.5rem 0;
  }

  .card-grid,
  .gallery-grid,
  .stats-grid,
  .process-grid,
  .split-grid {
    grid-template-columns: 1fr;
  }

  .cta-card,
  .footer-layout {
    flex-direction: column;
    align-items: flex-start;
  }

  .lightbox {
    padding: 1rem;
  }
}

@media (max-width: 520px) {
  .section {
    padding: 3.7rem 0;
  }

  .hero-visual img,
  .about-media img {
    min-height: 320px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}