.erp-sidebar-addon-toggle { display: none; }
@media (min-width: 768px) {
  [data-erp-sidebar-addon-collapsed="true"] { display: none !important; }
  .erp-sidebar-addon-toggle {
    position: fixed; top: 50%; transform: translateY(-50%); z-index: 30;
    display: flex; align-items: center; justify-content: center;
    width: 24px; height: 48px; padding: 0; border: 1px solid #cbd5e1;
    border-radius: 0 6px 6px 0; background: #fff; color: #15345a;
    box-shadow: 0 1px 3px #0002; cursor: pointer;
  }
  .erp-sidebar-addon-toggle:hover { background: #f1f5f9; }
  .erp-sidebar-addon-toggle:focus-visible { outline: 2px solid #2e75b6; outline-offset: 2px; }
}