.ex-back{display:inline-block;min-height:44px;color:inherit;padding:8px 0}.ex-card{border:1px solid var(--line,#344050);border-radius:12px;margin:14px 0;overflow:hidden}.ex-card>summary{padding:18px;cursor:pointer;font-size:1rem;font-weight:700;line-height:1.6}.ex-card[open]>summary{border-bottom:1px solid var(--line,#344050)}.ex-content{padding:8px 18px 20px}.ex-content h2{font-size:1.12rem;margin:24px 0 12px}.ex-content p,.ex-content li{font-size:1rem;line-height:1.95;overflow-wrap:anywhere}.ex-content p{white-space:pre-line}.ex-content pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:.9rem}.ex-index{font-size:.875rem;opacity:.75}.ex-check{display:flex;align-items:center;gap:10px;min-height:44px;margin-top:24px}.ex-check input{width:20px;height:20px}.ex-card:focus-within{outline-offset:3px}.ex-content ul{padding-left:22px}