/* ==========================================================================
   QUANTUM COMPUTING SERVICES - RESPONSIVE STYLES
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  .estimator-controls {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }

  .top-bar-left {
    display: none;
  }

  .top-bar-content {
    justify-content: center;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-card-solid);
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 1.25rem;
    align-items: flex-start;
    border-top: 1px solid var(--border-subtle);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 99;
    overflow-y: auto;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    font-size: 1.15rem;
    width: 100%;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-link::after {
    display: none;
  }

  .header-actions .btn-sm {
    display: none;
  }

  .hero-section {
    padding: 3rem 0 2.5rem 0;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .support-hub-grid {
    grid-template-columns: 1fr;
  }

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

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

  .emergency-flex {
    flex-direction: column;
    align-items: flex-start;
  }

  .emergency-actions {
    width: 100%;
  }

  .emergency-actions .btn {
    flex: 1;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 1.25rem;
  }

  .footer-legal-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .pill-selector-grid {
    grid-template-columns: 1fr;
  }

  .estimator-controls,
  .estimator-summary {
    padding: 1.5rem;
  }

  .modal-body {
    padding: 1.25rem;
  }
}