.se-akkordion { margin: 1.5em 0; border: 1px solid #c5bfba; border-radius: 8px; overflow: hidden; }
.se-akkordion details { border-bottom: 1px solid #c5bfba; }
.se-akkordion details:last-child { border-bottom: none; }
.se-akkordion summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .9em 1.2em;
    background: #f8f7f5;
    cursor: pointer;
    font-weight: 700;
    color: #003B46;
    list-style: none;
    transition: background .2s;
}
.se-akkordion summary::-webkit-details-marker { display: none; }
.se-akkordion summary::after { content: '+'; font-size: 1.4em; font-weight: 400; color: #cfb67d; }
.se-akkordion details[open] summary { background: #003B46; color: #fff; }
.se-akkordion details[open] summary::after { content: '-'; color: #cfb67d; }
.se-akkordion .se-akk-body { padding: 1em 1.2em; background: #fff; line-height: 1.7; color: #003B46; }
.se-akkordion .se-akk-body p { margin-bottom: .6em; }
.se-akk-hinweis { font-size: .85em; color: #666; font-style: italic; margin-top: .5em; }