/* Grundstruktur */
ul { list-style-type: none; padding-left: 20px; margin: 0; }
li { margin: 5px 0; }

/* Unterlisten standardmäßig verstecken */
.nested { display: none; }
.active { display: block; }

/* Aufklappbare Kategorien */
.caret { cursor: pointer; user-select: none; font-weight: bold; }
.caret::before {
    content: "\25B6"; /* Pfeil nach rechts */
    display: inline-block;
    margin-right: 6px;
    transition: transform 0.2s;
}
.caret-down::before { transform: rotate(90deg); }

/* Download-Links */
.link a { color: var(--headeractbg); text-decoration: none; cursor: pointer; }
.link a:hover { text-decoration: none; }