/* PHP 엔진 업그레이드 작업 CVE-2026-109618~9 | 2026-11-09 신규: NEWS / Doing Business 본문 중첩 접기 */
/* Native details behavior retains open, keyboard activation, and independent nested sections. */
.post-cont #contentHtml details {
    min-width: 0;
    margin: 1em 0;
    font-size: inherit;
    line-height: inherit;
    overflow-wrap: break-word;
}
.post-cont #contentHtml details > summary {
    display: list-item;
    list-style-position: inside;
    padding: .45em 0;
    border-bottom: 1px solid #ddd;
    font-size: inherit;
    line-height: inherit;
    cursor: pointer;
}
.post-cont #contentHtml details > summary::marker {
    color: #df1e36;
}
.post-cont #contentHtml details > summary:focus-visible {
    outline: 2px solid #df1e36;
    outline-offset: 3px;
}
.post-cont #contentHtml details details {
    margin-inline-start: 1em;
}
@media (max-width: 768px) {
    .post-cont #contentHtml details details { margin-inline-start: .65em; }
}