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img{transform:scale(1.05)}.edu-content-sidebar-menu__related-thumb--placeholder{background:linear-gradient(135deg,var(--edu-bg-soft),var(--edu-border))}.edu-content-sidebar-menu__related-thumb--placeholder::after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23cbd5e1" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="2" ry="2"/><circle cx="8.5" cy="8.5" r="1.5"/><polyline points="21 15 16 10 5 21"/></svg>');background-repeat:no-repeat;background-position:center;background-size:20px;opacity:.6}.edu-content-sidebar-menu__related-content{min-width:0}.edu-content-sidebar-menu__related-title{margin:0 0 6px 0!important;padding:0!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-align:justify;text-align-last:left}.edu-content-sidebar-menu__related-title a{color:var(--theme-palette-color-4);text-decoration:none;transition:color .2s ease}.edu-content-sidebar-menu__related-item:hover .edu-content-sidebar-menu__related-title a{color:var(--theme-palette-color-2)}.edu-content-sidebar-menu__related-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px;color:var(--edu-muted);font-size:12px}.edu-content-sidebar-menu__related-meta-item{display:inline-flex;align-items:center;gap:4px}.edu-content-sidebar-menu__related-meta-icon{flex-shrink:0;stroke:currentColor}.edu-content-sidebar-menu__related-meta-text{white-space:nowrap}.edu-content-sidebar-menu__related-meta-sep{color:var(--edu-border);user-select:none}.edu-content-sidebar-menu__menu{width:100%;box-sizing:border-box}.edu-content-sidebar-menu__heading{margin-block-start:0!important;margin-block-end:12px!important}.edu-content-sidebar-menu__children,.edu-content-sidebar-menu__list{list-style:none!important;margin:0!important;padding:0!important;box-sizing:border-box}.edu-content-sidebar-menu__item{position:relative;box-sizing:border-box;background-color:var(--edu-white)}.edu-content-sidebar-menu__item-row{display:flex;justify-content:space-between;align-items:stretch;width:100%;box-sizing:border-box}.edu-content-sidebar-menu__link{flex-grow:1;display:flex;align-items:center;padding:13px 18px;color:var(--theme-palette-color-4);text-decoration:none!important;transition:var(--edu-transition);box-sizing:border-box}.edu-content-sidebar-menu__link:hover{color:var(--theme-palette-color-2)}.edu-content-sidebar-menu__item.is-active .edu-content-sidebar-menu__link,.edu-content-sidebar-menu__item.is-expanded .edu-content-sidebar-menu__link{color:var(--theme-palette-color-3)}.edu-content-sidebar-menu__toggle{display:flex;align-items:center;justify-content:center;width:44px;background:0 0;border:none;cursor:pointer;padding:0;outline:0;margin:0;color:var(--theme-palette-color-4);transition:var(--edu-transition);box-sizing:border-box}.edu-content-sidebar-menu__toggle:hover{color:var(--theme-palette-color-2)}.edu-content-sidebar-menu__item.is-active .edu-content-sidebar-menu__toggle,.edu-content-sidebar-menu__item.is-expanded .edu-content-sidebar-menu__toggle{color:var(--theme-palette-color-3)}.edu-content-sidebar-menu__arrow{width:18px;height:18px;stroke-width:2.2;transition:transform .25s cubic-bezier(.4, 0, .2, 1);flex-shrink:0}.edu-content-sidebar-menu__item.is-expanded .edu-content-sidebar-menu__arrow{transform:rotate(90deg)}.edu-content-sidebar-menu__children{display:none;background-color:transparent;box-sizing:border-box}.edu-content-sidebar-menu__item.is-expanded .edu-content-sidebar-menu__children{display:block}.edu-content-sidebar-menu__child-item{list-style:none!important;margin:0!important;padding:0!important}.edu-content-sidebar-menu__child-link{display:block;padding:10px 18px 10px 36px;color:var(--theme-palette-color-4);font-size:16px;text-decoration:none!important;transition:var(--edu-transition);box-sizing:border-box}.edu-content-sidebar-menu__child-link:hover{color:var(--theme-palette-color-2)}.edu-content-sidebar-menu__child-link.is-active{color:var(--theme-palette-color-3);border-left:3px solid var(--theme-palette-color-3);padding-left:32px;cursor:default}