.pdf-panel {
  margin: 1.5em 0;
  border: 1px solid var(--borderColor, #eaecef);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bodyBackground, #fff);
}

.pdf-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--borderColor, #eaecef);
  background: var(--sidebarBackground, #f8f8f8);
}

.pdf-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.pdf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pdf-panel .btn {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--borderColor, #ddd);
  border-radius: 4px;
  background: #fff;
  color: inherit;
  font-size: 0.875rem;
  line-height: 1.4;
  cursor: pointer;
  text-decoration: none;
}

.pdf-panel .btn-primary {
  background: var(--theme-color, #42b983);
  border-color: var(--theme-color, #42b983);
  color: #fff;
}

.pdf-panel .btn:hover {
  opacity: 0.9;
}

.pdf-frame-wrap {
  position: relative;
  width: 100%;
  height: min(70vh, 720px);
  min-height: 420px;
  background: #525659;
}

.pdf-frame-wrap.is-collapsed {
  display: none;
}

.pdf-frame,
.pdf-object {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}