.book-preview-v470{margin-top:18px;border:1px solid #46505a;border-radius:10px;padding:15px;background:#151b20}
.book-preview-v470 h3{margin:0 0 12px;font-size:18px}.book-preview-v470 h3 small{display:block;font-size:11px;font-weight:400;opacity:.7;margin-top:5px}
.book-preview-actions{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.book-preview-actions button{border:1px solid #53565d;border-radius:6px;color:#e0d3bf;background:#27303a;padding:8px 10px;cursor:pointer}
.book-preview-actions button.selected{background:#ad8655;color:#171717;border-color:#ad8655}
#bp-frame{display:block;width:100%;height:350px;border:1px solid #594736;background:#252221;border-radius:8px}
#bp-message{font-size:12px;line-height:1.6;margin:10px 0 0}
@media(max-width:680px){#bp-frame{height:290px}}