/* ===== Responsive breakpoints ===== */

@media (max-width: 1080px) {
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .roadmap { grid-template-columns: repeat(1, 1fr); }
  .gov-grid { grid-template-columns: repeat(2, 1fr); }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); }
  .program-grid { grid-template-columns: 1fr; }
  .award-grid { grid-template-columns: repeat(1, 1fr); }
  .education-grid { grid-template-columns: repeat(1, 1fr); }
}

@media (max-width: 920px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-photo-wrap { order: -1; width: min(260px, 60%); margin-inline: auto; }
  .flagship { grid-template-columns: 1fr; }
  .ai-split { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .dash-charts { grid-template-columns: 1fr; }
}

/* Collapse to hamburger well before the 8-item nav + icons get cramped */
@media (max-width: 1160px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .brand-text { max-width: 42vw; }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px 20px;
    gap: 2px;
    box-shadow: var(--shadow-md);
    max-height: calc(100vh - var(--nav-h));
    overflow-y: auto;
  }
  .nav-links.mobile-open a { padding: 13px 10px; width: 100%; }
}

@media (max-width: 760px) {
  :root { --nav-h: 64px; }
  .brand-text { max-width: 46vw; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: 1fr; }
  .dash-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: 1fr; }
  .gov-grid { grid-template-columns: 1fr; }
  .outcomes-grid { grid-template-columns: 1fr; }
  .tabbar { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  .tabbar::-webkit-scrollbar { display: none; }
  .tab-btn { flex-shrink: 0; }
  .to-top { right: 14px; bottom: 14px; }
  section { padding-block: 56px; }
  .quote-block { padding: 26px; }
}

@media (max-width: 480px) {
  .container { padding-inline: 18px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .dash-grid { grid-template-columns: 1fr 1fr; }
  .hero-cta .btn { width: 100%; }
  .hero-cta { flex-direction: column; }
}