@media (max-width: 980px) {
  .menu-toggle {
    display: grid;
  }

  .nav-links {
    position: fixed;
    top: 78px;
    left: 16px;
    right: 16px;
    display: none;
    padding: 14px;
    border: 1px solid var(--line);
    background: rgba(8, 17, 31, 0.94);
    backdrop-filter: blur(18px);
  }

  .nav-links.is-open {
    display: grid;
  }

  body.light-mode .nav-links {
    background: rgba(246, 251, 255, 0.96);
  }

  .grid-3,
  .project-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .split,
  .contact-layout,
  .contact-simple-grid,
  .service-band,
  .service-band:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .service-band:nth-child(even) .service-art {
    order: 0;
  }

  .hero-bottom {
    position: static;
    transform: none;
    margin: 40px auto 0;
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 124px 0 42px;
  }

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

@media (max-width: 680px) {
  .nav {
    width: min(100% - 24px, var(--max));
  }

  .brand span:last-child {
    display: none;
  }

  .section {
    padding: 76px 0;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 12.5vw, 4.8rem);
    letter-spacing: 0.02em;
  }

  .hero-actions,
  .quick-contact {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
  }

  .grid-3,
  .project-grid,
  .footer-grid,
  .number-grid {
    grid-template-columns: 1fr;
  }

  .visual-panel,
  .service-art,
  .map {
    min-height: 330px;
  }

  .contact-identity {
    grid-template-columns: 1fr;
  }

  .service-copy,
  .contact-form {
    padding: 24px;
  }

  .lightbox-image {
    min-height: 340px;
  }

  .lightbox-caption {
    align-items: flex-start;
  }
}