.toolbox-header{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
}

.toolbox-categories{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
    margin:40px 0;
}

.toolbox-category{
    border:1px solid #ddd;
    padding:24px;
    cursor:pointer;
}

.tool-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
}

.tool-card{
    border:1px solid #ddd;
    padding:24px;
    position:relative;
}

.tool-summary{
    opacity:0;
    transition:.3s;
}

.tool-card:hover .tool-summary{
    opacity:1;
}