#left-sidebar a,
.toctree-l1 a,
.toctree-l2 a,
nav a.reference {
    transition: all 0.2s ease;
}

#left-sidebar a:hover,
.toctree-l1 a:hover,
.toctree-l2 a:hover,
nav a.reference:hover {
    text-decoration: none;
    text-shadow: 0 0 8px rgba(99, 102, 241, 0.6);
    transform: scale(1.02);
    display: inline-block;
}