.sidebar {
    position: sticky;
    top: 250px;
    margin-left: 40px;

    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(8px);
    padding: 20px 16px;
    border-radius: 8px;
    z-index: var(--layer-sidebar, 200);
    max-width: 220px;
}

/* NAV */
.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sidebar-link {
    text-decoration: none;
    font-size: 13px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.65);
    transition: color 0.25s ease;
}

.sidebar-link:hover,
.sidebar-link.is-active {
    color: rgba(255, 255, 255, 0.95);
}

/* SUBMENU */
.sidebar-submenu {
    display: none;
    list-style: none;
    padding-left: 14px;
    margin-top: 6px;
    flex-direction: column;
    gap: 8px;
}

.sidebar-item.has-children:hover > .sidebar-submenu {
    display: flex;
}

.sidebar-sublink {
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
    text-decoration: none;
}

.sidebar-sublink:hover,
.sidebar-sublink.is-active {
    color: rgba(255, 255, 255, 0.9);
}

/* ADAPTIVE */
@media (max-width: 1024px) {
    .sidebar {
        margin-left: 20px;
        max-width: 200px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        margin-left: 12px;
        max-width: 180px;
    }
}