.sidebar-toggle{display:flex;align-items:center;padding:.25rem .5rem;color:#343a40;font-weight:500;text-decoration:none}[data-bs-theme="dark"] .sidebar-toggle{color:#aaa}.sidebar-toggle:hover{background-color:#f8f9fa}[data-bs-theme="dark"] .sidebar-toggle:hover{background-color:#333;color:#777}.sidebar-chevron{margin-right:.5rem;transition:transform .2s ease;flex-shrink:0}#journal-tree,#journal-tree ul{list-style:none;padding:0;margin:0}#journal-tree .ms-2{margin-left:1rem!important}#journal-tree .ms-3{margin-left:1.5rem!important}.nav-item2 a.nav-link{padding:.2rem .5rem}.nav-item2 a.nav-link.active{background-color:#e9ecef;font-weight:600}[data-bs-theme="dark"] .nav-item2 a.nav-link.active{background-color:#333}.sidebar-toggle .sidebar-chevron{display:inline-block;transition:transform .2s ease;transform:rotate(0)}.sidebar-toggle:not(.collapsed) .sidebar-chevron{transform:rotate(90deg)}