.sidebar-icon::after {
    display: none;
}

.custom-tooltip {
    position: fixed;
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    white-space: nowrap;
    pointer-events: none;
    z-index: 10000;
    opacity: 0;
    transform: translateX(10px);
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5), inset 0 1px 0 var(--glass-highlight);
    backdrop-filter: blur(16px) saturate(var(--glass-saturate));
    -webkit-backdrop-filter: blur(16px) saturate(var(--glass-saturate));
}

.custom-tooltip.visible {
    opacity: 1;
    transform: translateX(0);
}