/* Global help tooltip - hover to show explanatory text */
.help-tooltip {
    position: relative;
    cursor: help;
}

.help-tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    padding: 10px 14px;
    background: #1f2937;
    color: #fff;
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.4;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    z-index: 1000;
    pointer-events: none;
    max-width: 400px;
    width: max-content;
    white-space: normal;
    text-align: center;
}

.help-tooltip::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: #1f2937;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
    z-index: 1000;
}

.help-tooltip:hover::after,
.help-tooltip:hover::before {
    opacity: 1;
    visibility: visible;
}

/* Optional underline variant for inline labels (currently disabled) */
.help-tooltip-underline {
    /* border-bottom: 1px dotted #9ca3af; */
}