@media (max-width: 1120px) {
  .nav-links {
    display: none;
  }

  .nav-actions {
    min-width: auto;
  }

  .nav-toggle {
    display: block;
  }

  .hero-layout,
  .split-panel {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 320px;
  }

  .hero-metrics,
  .stats-grid,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-grid,
  .news-grid,
  .social-grid,
  .donation-grid,
  .gallery-grid,
  .review-grid,
  .sponsor-grid,
  .staff-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 860px) {
  :root {
    --header: 70px;
  }

  .container,
  .nav-shell {
    width: min(100% - 28px, var(--max));
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    min-height: auto;
    padding: 98px 0 68px;
  }

  h1,
  .hero-title {
    font-size: 3.2rem;
  }

  .page-hero h1 {
    font-size: 2.48rem;
  }

  h2,
  .section-title {
    font-size: 2rem;
  }

  .hero-lead,
  .page-lead,
  .section-lead {
    font-size: 1rem;
  }

  .quick-panel,
  .grid-2,
  .grid-3,
  .donation-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .donation-layout .donation-grid {
    grid-template-columns: 1fr;
  }

  .quick-panel {
    margin-top: 0;
  }

  .section-head {
    display: block;
  }

  .section-head .btn {
    margin-top: 18px;
  }

  .contact-panel {
    padding: 20px;
  }

  .sami-badge {
    right: 14px;
    bottom: 8px;
  }
}

@media (max-width: 640px) {
  .brand {
    min-width: 0;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .brand-kicker {
    font-size: 0.66rem;
  }

  .brand-name {
    font-size: 0.86rem;
  }

  .mobile-menu.is-open {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 90px 0 58px;
  }

  h1,
  .hero-title {
    font-size: 2.42rem;
  }

  .page-hero {
    min-height: 350px;
    padding: 98px 0 58px;
  }

  .page-hero h1 {
    font-size: 2.06rem;
  }

  .hero-actions,
  .action-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .btn {
    width: 100%;
    min-height: 50px;
  }

  .hero-metrics,
  .stats-grid,
  .grid-4,
  .project-grid,
  .news-grid,
  .social-grid,
  .donation-grid,
  .gallery-grid,
  .review-grid,
  .sponsor-grid,
  .staff-grid {
    grid-template-columns: 1fr;
  }

  .metric,
  .stat-card {
    min-height: 116px;
  }

  .donation-card-top,
  .donation-detail {
    grid-template-columns: 1fr;
  }

  .donation-card-top {
    display: grid;
  }

  .copy-button {
    width: 100%;
  }

  .admin-inline-control {
    grid-template-columns: 1fr;
  }

  .diamond-frame {
    width: min(100%, 300px);
  }

  .sami-badge {
    position: relative;
    right: auto;
    bottom: auto;
    width: 100%;
    margin-top: 14px;
  }

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

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

  .footer-bottom {
    display: grid;
  }

  .page-hero-content::after {
    width: 70px;
    height: 70px;
    opacity: 0.55;
  }
}

@media (max-width: 390px) {
  .container,
  .nav-shell {
    width: min(100% - 22px, var(--max));
  }

  h1,
  .hero-title {
    font-size: 2.06rem;
  }

  .page-hero h1 {
    font-size: 1.82rem;
  }

  .project-body,
  .news-body,
  .social-card,
  .donation-card,
  .gallery-body,
  .info-card {
    padding: 16px;
  }
}