.workbook-demo{border-top:1px solid #d7dfd1}.workbook-demo>p{max-width:850px}.workbook-demo video{display:block;width:100%;aspect-ratio:16/9;background:#122c2b;border-radius:16px;margin:24px 0 12px}.workbook-demo details{margin:18px 0;padding:16px;border:1px solid #d8e0d2;border-radius:12px}.workbook-demo summary{cursor:pointer;font-weight:650}.workbook-demo li{margin:10px 0;line-height:1.6}.demo-action{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:24px}.demo-action strong{font-size:24px}.demo-action p{max-width:630px}.demo-action button{flex-shrink:0}@media(max-width:760px){.demo-action{align-items:flex-start;flex-direction:column}.demo-action button{width:100%}.workbook-demo video{border-radius:8px}}