/* Private room (包间): sections that only make sense in our room are hidden. */
html[data-vip] #desk-news,
html[data-vip] #loop-ai-entry,
html[data-vip] .desk-project-entry,
html[data-vip] .project-nav-link,
html[data-vip] .bottom-nav a[href="/news"],
html[data-vip] .bottom-nav [data-nav="ai-art"],
html[data-vip] [data-open-reading-assist],
html[data-vip] #reading-assist,
html[data-vip] #primary-book-entry,
html[data-vip] .protected-book-entry,
html[data-vip] .desk-notes-link {
  display: none !important;
}

/* The featured book and its notes link are static copy for our manuscript; an empty shelf shows a note instead. */
html[data-vip][data-vip-empty] .desk-book {
  display: none !important;
}
.vip-empty-shelf {
  margin: 0;
  padding: 28px 24px;
  border: 1px dashed currentColor;
  border-radius: 14px;
  opacity: 0.72;
  line-height: 1.7;
}
.vip-empty-shelf strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.05em;
}

.vip-loopai-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 8px;
  text-decoration: none;
}