@media (max-width: 1100px) {
  .about-grid,
  .cta-banner,
  .contact-grid,
  .info-grid,
  .mvv-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .cta-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 920px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;          
  }

  .nav {
    position: fixed;
    top: 16px;
    right: 16px;
    left: 16px;
    padding: 98px 22px 24px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(29, 48, 90, 0.08);
    border-radius: 26px;
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    transform: translateY(-16px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    justify-content: flex-start;
  }

  .nav.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-header.scrolled .nav {
    background: rgba(255, 255, 255, 0.98);
  }

  .site-header.scrolled .nav a {
    color: var(--primary);
  }

  .header-cta {
    display: none;
  }

  .logo-header {
    width: 136px;
  }

  .header-wrap {
    min-height: 82px;
  }
}

@media (max-width: 700px) {
  .section {
    padding: 78px 0;
  }

  .form-topbar,
  .form-switcher {
    width: 100%;
  }

  .form-switcher {
    justify-content: space-between;
    gap: 8px;
    padding: 12px;
  }

  .switch-label {
    font-size: 0.78rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    padding: 128px 0 82px;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .about-side-bottom,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .about-card,
  .mvv-card,
  .service-card,
  .contact-card,
  .contact-form,
  .cta-banner {
    padding: 24px;
  }

  .hero-copy h1 {
    font-size: clamp(2.4rem, 10vw, 3.4rem);
  }

  .whatsapp-float {
    width: 56px;
    height: 56px;
    right: 16px;
    bottom: 16px;
  }
}