.custom-sidebar-wrapper {
  position: fixed;
  left: 0;
  bottom: -100%;
  width: 100%;
  height: 400px;
  background: white;
  box-shadow: 0 -2px 15px rgba(0,0,0,0.2);
  z-index: 9999;
  transition: bottom 0.4s ease;
  padding: 30px;
  overflow-y: auto;
}
.custom-sidebar-wrapper.active {
  bottom: 0;
}
.custom-sidebar-close {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 24px;
  cursor: pointer;
}
.custom-sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  z-index: 9998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}
.custom-sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}