.projects-grid{display:grid;gap:20px;}
.projects-grid.cols-2{grid-template-columns:repeat(2,1fr);}
.projects-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.projects-grid.cols-4{grid-template-columns:repeat(4,1fr);}

.project-item{background:#fff;padding:10px;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,0.1);}
.project-item img{width:100%;border-radius:8px;}