/* ==========================================================================
   MNI Corp — Responsive Breakpoints & Mobile Enhancements
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .hero-card-display {
    max-width: 100%;
  }

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

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

  .licensee-box {
    grid-template-columns: 1fr;
  }

  .licensee-content {
    padding: 3rem 2.5rem;
  }

  .licensee-image-side {
    min-height: 280px;
  }

  .contact-section-wrap {
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 3rem 2rem;
  }

  .calc-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .calculator-wrap {
    padding: 2.5rem;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .site-header .nav-desktop {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* Mobile Navigation Drawer */
  .mobile-drawer {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(8, 9, 12, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    z-index: 99;
    padding: 2.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    border-top: 1px solid var(--border-medium);
  }

  .mobile-drawer.open {
    transform: translateX(0);
  }

  .mobile-drawer .nav-link {
    font-size: 1.25rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .flowsheet-container {
    grid-template-columns: 1fr;
  }

  .comp-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .footer-top {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 4.5rem 0;
  }

  .direct-email-card {
    flex-direction: column;
    align-items: flex-start;
  }
}