.mtlu-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.mtlu-card{border:1px solid #e5e7eb;border-radius:12px;padding:16px;background:#fff}.mtlu-card h3{margin:0 0 8px;font-size:16px;line-height:1.3}.mtlu-code{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:10px 0}.mtlu-code code{padding:6px 10px;border:1px solid #e5e7eb;border-radius:8px;background:#f9fafb}.mtlu-code .button{cursor:pointer}