@media (max-width: 980px) {
  .hero,
  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }

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

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .main-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 16px;
    background: rgba(5, 8, 20, 0.98);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 12px 10px;
    border-radius: 12px;
  }

  .main-nav a:hover {
    background: rgba(255, 255, 255, 0.05);
  }
}

@media (max-width: 640px) {
  section {
    padding: 58px 0;
  }

  .hero {
    padding-top: 54px;
  }

  .hero-metrics,
  .form-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .lead {
    font-size: 16px;
  }

  .btn {
    width: 100%;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
    animation: none !important;
  }
}