/* Target sidebar directly */
[data-sidebar="custom"] .app-menu {
    background: linear-gradient(135deg, #fafafa, #fafafa); /* Example: Green to Teal */
    color: #fff;
}

/* Optional: active menu item styling */
/* [data-sidebar="custom"] .app-menu .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
} */