.article-toc{border-bottom:1px solid #686868;border-top:1px solid #686868;padding:5.6rem 4rem 6.4rem}.article-toc__header{display:none}.article-toc__heading{color:#00203d;font-size:2rem;font-weight:500;letter-spacing:.05em;line-height:1;margin:0}.article-toc__ordered-list{list-style:none;margin:0;padding:0}.article-toc__ordered-item{color:#00203d;font-size:1.6rem;font-weight:400;letter-spacing:.05em;line-height:2}.article-toc__ordered-item>.article-toc__link{color:#00203d;cursor:pointer;display:block;padding:.8rem 0;text-decoration:underline;transition:none}.article-toc__ordered-item:first-child>.article-toc__link{padding-top:0}.article-toc__child-list{display:flex;flex-direction:column;list-style:none;margin:0;padding:0 0 0 3.2rem}.article-toc__child-item{color:#00203d;font-size:1.6rem;letter-spacing:.08rem;line-height:2;padding:.3rem 0;position:relative}.article-toc__child-item:first-child{padding-top:.8rem}.article-toc__child-item>.article-toc__link{color:#00203d;cursor:pointer;display:inline;text-decoration:underline;transition:none}.article-toc__child-item>.article-toc__link:after{content:"";inset:0;position:absolute;z-index:0}@media (any-hover:hover){.article-toc__link:hover{opacity:1}}.article-toc__toggle-icon{display:none}@media screen and (max-width:768px){.article-toc{padding:3.2rem 1.5rem}.article-toc__header{align-items:center;cursor:pointer;display:flex;justify-content:space-between}.article-toc__toggle-icon{display:block;height:1.6rem;margin-right:1.2rem;position:relative;width:1.6rem}.article-toc__toggle-icon:before{background-color:#0e6ec8;content:"";height:2px;left:0;position:absolute;top:50%;transform:translateY(-50%);transition:transform .3s ease;width:100%}.article-toc__toggle-icon:after{background-color:#0e6ec8;content:"";height:100%;left:50%;position:absolute;top:0;transform:translateX(-50%);transition:transform .3s ease,opacity .3s ease;width:2px}.article-toc.is-open .article-toc__toggle-icon:after{opacity:0;transform:translateX(-50%) rotate(90deg)}.article-toc__body{max-height:0;overflow:hidden;transition:max-height .3s ease-in-out}.article-toc__ordered-list{margin-top:4rem}.article-toc__ordered-item{font-size:1.6rem;line-height:1.5}.article-toc__ordered-item>.article-toc__link{padding:1rem 0}.article-toc__ordered-item:first-child>.article-toc__link{padding-top:0}.article-toc__child-list{padding:0 0 0 1.6rem}.article-toc__child-item{font-size:1.4rem;padding:1rem 0}.article-toc__child-item:first-child{padding-top:1rem}}