/* Design Toolbar - 设计工具导航栏 */
#design-toolbar {
  position: fixed;
  bottom: 20px;
  right: 90px;
  z-index: 9998;
  font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;
}
#design-toolbar .dt-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #c0956b, #a07850);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 20px;
  box-shadow: 0 4px 14px rgba(192,149,107,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .2s, box-shadow .2s;
}
#design-toolbar .dt-toggle:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(192,149,107,0.55);
}
#design-toolbar .dt-menu {
  position: absolute;
  bottom: 54px;
  right: 0;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  padding: 8px 0;
  min-width: 175px;
  display: none;
  flex-direction: column;
  animation: dt-float-in .2s ease;
}
#design-toolbar .dt-menu.show { display: flex; }
@keyframes dt-float-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
#design-toolbar .dt-menu a {
  padding: 10px 18px;
  text-decoration: none;
  color: #333;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background .15s;
}
#design-toolbar .dt-menu a:hover {
  background: #f5f3f0;
}
#design-toolbar .dt-menu a .dt-icon {
  font-size: 16px;
  width: 22px;
  text-align: center;
}
#design-toolbar .dt-menu a .dt-label {
  font-size: 11px;
  color: #999;
  margin-left: auto;
}