.vanilla-popover {
    position: absolute;
    z-index: var(--z-popover);
    max-width: 280px;
    background: #fcfcfc;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgb(0 0 0 / 20%);
    padding: 12px 16px;
    font-size: 13px;
    color: #555;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}
.vanilla-popover-visible {
    opacity: 1;
    pointer-events: auto;
}
.vanilla-popover-title {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 6px;
    padding-bottom: 6px;
    border-bottom: 1px solid #eee;
    color: #333;
}
.vanilla-popover-content {
    line-height: 1.5;
}
.vanilla-popover-arrow {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #fcfcfc;
    transform: rotate(45deg);
    box-shadow: -2px -2px 4px rgb(0 0 0 / 6%);
}