@media (max-width: 1100px) {
  .header__nav { gap: 16px; }
  .cards-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .region-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 991px) {
  .container { width: min(100% - 28px, var(--container-width)); }
  .section { padding: 78px 0; }
  .split-grid, .split-grid--reverse, .contact-grid { grid-template-columns: 1fr; gap: 44px; }
  .section-header-grid { grid-template-columns: 1fr; gap: 22px; }
  .cards-grid--3, .team-grid, .testimonial-slider, .product-grid, .timeline, .footer__grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .header__toggle { display: inline-flex; }
  .header__nav { position: fixed; top: 74px; left: 14px; right: 14px; display: grid; gap: 0; padding: 12px; border-radius: 22px; background: rgba(255,255,255,.96); box-shadow: var(--shadow-strong); transform: translateY(-20px); opacity: 0; pointer-events: none; transition: opacity .25s ease, transform .25s ease; }
  .header__nav.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .header__nav a { padding: 14px; border-radius: 12px; }
  .header__nav a:hover { background: var(--color-green-soft); }
  .header__cta { display: none; }
  .hero__runner { top: 52%; opacity: .72; }
}
@media (max-width: 640px) {
  h1 { font-size: clamp(2.8rem, 15vw, 4.6rem); }
  h2 { font-size: clamp(2rem, 10vw, 3rem); }
  .hero { min-height: 760px; padding-top: 130px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .cards-grid--3, .cards-grid--4, .team-grid, .testimonial-slider, .product-grid, .timeline, .footer__grid, .region-grid { grid-template-columns: 1fr; }
  .photo-stack, .stats-grid, .form-row--split { grid-template-columns: 1fr; }
  .photo-card--two { margin-top: 0; }
  .step-item { grid-template-columns: 1fr; gap: 10px; }
  .footer__bottom { flex-direction: column; }
  .page-hero { padding: 140px 0 76px; }
  .field-cursor { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

@media (max-width: 991px) {
  .hero-carousel { min-height: 680px; padding-top: 70px; }
  .hero-carousel__track { inset: 70px 0 0; }
  .hero-slide { background-position: 58% center; }
  .hero-slide__content { max-width: 680px; padding-top: 90px; }
  .hero-slide h1, .hero-slide h2 { max-width: 680px; }
  .hero-slide::after { width: 70vw; height: 40vw; opacity: .08; }
}
@media (max-width: 640px) {
  .hero-carousel { min-height: 720px; }
  .hero-carousel__track { inset: 68px 0 0; }
  .hero-slide { align-items: end; padding-bottom: 86px; background-position: 64% center; }
  .hero-slide::before { height: 62%; background: linear-gradient(0deg, rgba(6,43,24,.82), rgba(6,43,24,.08)); }
  .hero-slide__content { padding: 0; }
  .hero-slide__tag { font-size: .76rem; }
  .hero-slide h1 { font-size: clamp(3.35rem, 19vw, 4.7rem); }
  .hero-slide h2 { font-size: clamp(2.5rem, 13vw, 4rem); }
  .hero-slide p { font-size: 1rem; }
  .hero-slide__actions { flex-direction: column; align-items: stretch; }
  .hero-carousel__nav { bottom: 18px; }
  .hero-carousel__button { width: 34px; height: 34px; }
  .intro-split::after { display: none; }
  .diagnostic-card { min-height: 330px; }
}