@media (max-width: 1080px) {
  .hero-grid,
  .compare-grid,
  .contact-wrap,
  .dark-tech-grid,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-copy {
    order: 1;
  }

  .hero-visual {
    order: 2;
  }
}

@media (max-width: 768px) {
  .container {
    width: min(100% - 28px, 1200px);
  }

  .header-inner {
    min-height: 70px;
  }

  .nav {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    padding: 52px 0 70px;
  }

  .hero-highlights,
  .grid-3,
  .grid-4,
  .metrics-grid,
  .compare-grid {
    grid-template-columns: 1fr;
  }

  .compare-grid > *,
  .compare-highlight,
  .compare-table {
    min-width: 0;
    width: 100%;
  }

  .compare-list li {
    word-break: break-word;
  }

  .signal-panel {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .visual-top {
    flex-direction: column;
  }

  .btn-group {
    flex-direction: column;
    align-items: stretch;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-banner {
    padding: 46px 22px;
  }
}

@media (max-width: 520px) {
  .card,
  .step,
  .scenario,
  .contact-card,
  .compare-highlight,
  .metric-card,
  .visual-card {
    padding: 22px;
    border-radius: 20px;
  }

  .hero-copy h1 {
    letter-spacing: -0.03em;
  }

  .compare-highlight {
    overflow: hidden;
  }

  .compare-table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }
}