.glossary-term {
    position: relative;
    display: inline-block;
    cursor: help;
    border-bottom: 1px dotted #1d4ed8;
}

.glossary-definition {
    position: fixed;
    left: 50%;
    bottom: auto;
    transform: translateX(-50%);
    display: none;
    width: min(320px, 70vw);
    padding: 10px 12px;
    border-radius: 8px;
    background: #0f172a;
    color: #f8fafc;
    font-family: Arial, sans-serif;
    font-size: 13px;
    line-height: 1.4;
    white-space: normal;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.28);
    z-index: 10;
}

.glossary-definition::after {
    content: "";
    position: absolute;
    left: calc(50% + var(--arrow-offset, 0px));
    top: 100%;
    transform: translateX(-50%);
    border-width: 7px 7px 0;
    border-style: solid;
    border-color: #0f172a transparent transparent;
}