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900px){.strength-grid,.service-grid{grid-template-columns:repeat(2,1fr)}.photo-grid{grid-template-columns:1fr 1fr}.stats-grid{grid-template-columns:repeat(2,1fr);gap:30px 20px}.stat-item:nth-child(2){border-right:none}.footer-inner{grid-template-columns:1fr}}@media (max-width: 760px){.nav-toggle{display:flex}.site-nav{position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:0;padding:8px 24px 20px;display:none;box-shadow:0 16px 30px #00000014}.site-nav.open{display:flex}.site-nav>a{width:100%;padding:13px 0;border-bottom:1px solid var(--line)}.nav-right{flex-direction:row;width:100%;justify-content:space-between;margin:12px 0 0}.mission-list,.contact-grid,.location-grid,.inq-list,.field-row{grid-template-columns:1fr}.timeline-item{grid-template-columns:80px 1fr}.timeline-year{font-size:16px}.section{padding:60px 0}.hero{height:80vh}}@media (max-width: 480px){.strength-grid,.service-grid,.photo-grid{grid-template-columns:1fr}}.cert-intro{color:var(--muted);margin:0 0 28px;font-size:16px}.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.cert-card{display:flex;flex-direction:column;text-decoration:none;color:var(--ink)}.cert-thumb{position:relative;display:block;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 6px 18px #0a25400f;transition:transform .2s ease,box-shadow .2s ease}.cert-card:hover .cert-thumb{transform:translateY(-4px);box-shadow:0 14px 30px #0a254024}.cert-thumb img{display:block;width:100%;height:300px;object-fit:contain;object-position:top center;background:#fff;padding:10px}.cert-view{position:absolute;inset:auto 0 0 0;text-align:center;padding:9px;font-size:13px;font-weight:700;color:#fff;background:linear-gradient(transparent,#0a2540d1);opacity:0;transition:opacity .2s ease}.cert-card:hover .cert-view{opacity:1}.cert-name{margin-top:12px;font-size:14px;font-weight:600;line-height:1.45;text-align:center;color:var(--ink)}@media (max-width: 900px){.cert-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 640px){.cert-grid{grid-template-columns:repeat(2,1fr)}.cert-thumb img{height:220px}}