/* Tablet */
@media (max-width: 900px) {
  .section-what {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 600px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(6, 9, 13, 0.98);
    justify-content: center;
    align-items: center;
    gap: 48px;
    z-index: 90;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 11px; letter-spacing: 4px; }

  .nav-toggle { display: flex; }

  .service-card { padding: 36px 24px; }

  .footer-meta { flex-wrap: wrap; }
}

/* Large screens */
@media (min-width: 1400px) {
  .section-what,
  .section-services,
  .section-contact { padding-left: calc((100vw - var(--max-width)) / 2 + var(--gutter)); padding-right: calc((100vw - var(--max-width)) / 2 + var(--gutter)); }
}