.experts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2px}@media (max-width:768px){.experts-grid{grid-template-columns:1fr}}.expert-card-overlay{background:linear-gradient(0deg,rgba(0,0,0,.9),rgba(0,0,0,0) 50%);transition:opacity .3s ease}.expert-card:hover .expert-card-overlay{background:linear-gradient(0deg,rgba(0,0,0,.95),rgba(0,0,0,.1) 60%)}