.fold-head{cursor:pointer;user-select:none;-webkit-user-select:none}
.fold-head::before{content:"\25B8";display:inline-block;width:1em;margin-right:.35em;font-size:.85em;transition:transform .15s;color:var(--h2-color)}
.fold-head.open::before{transform:rotate(90deg)}
.fold-head:hover{filter:brightness(1.25)}
.fold-head:focus-visible{outline:1px dashed var(--h2-color);outline-offset:3px}
.fold-off{display:none!important}
.fold-bar{display:flex;gap:8px;margin:18px 0 4px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.fold-bar button{font:inherit;letter-spacing:inherit;text-transform:inherit;color:var(--syn-kw);background:rgba(128,128,128,.07);border:1px solid var(--bd-subtle);padding:4px 11px;border-radius:3px;cursor:pointer}
.fold-bar button:hover{background:rgba(128,128,128,.2)}
@media print{.fold-off{display:block!important}.fold-bar{display:none}}