/* =============================================================================
   COLUMN HEADER TOOLTIPS FOR NL BALANCE MODEL
   ============================================================================= */

.has-tooltip {
    position: relative;
    --tooltip-top: 0px;
    --tooltip-left: 0px;
}

.has-tooltip::after {
    content: attr(data-tooltip);
    position: fixed;
    top: var(--tooltip-top);
    left: var(--tooltip-left);
    transform: translate(0, -100%);
    background-color: #1c2128;
    color: #c9d1d9;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    white-space: normal;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 10000;
    border: 1px solid #30363d;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    font-weight: normal;
    max-width: 400px;
}

.has-tooltip::before {
    content: '';
    position: fixed;
    top: var(--tooltip-top);
    left: var(--tooltip-left);
    transform: translate(8px, -6px);
    border: 6px solid transparent;
    border-top-color: #1c2128;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 10001;
}

.has-tooltip:hover::after,
.has-tooltip:hover::before {
    opacity: 1;
}