.study-back-link{white-space:normal;text-align:left;justify-content:flex-start;max-width:100%}.study-back-link span{overflow-wrap:anywhere}.topic-study-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 20px;min-width:0;display:flex}.topic-study-formats{flex-wrap:wrap;align-items:center;gap:8px;min-width:0;max-width:100%;display:flex}.topic-study-label{max-width:34ch;min-height:44px;color:var(--muted);text-underline-offset:3px;overflow-wrap:anywhere;align-items:center;font-size:.9375rem;line-height:1.5;text-decoration:underline;display:inline-flex}.topic-study-label:hover{color:var(--primary)}.topic-links-error{color:var(--muted);flex-wrap:wrap;flex-basis:100%;align-items:center;gap:8px;font-size:1rem;display:flex}.study-navigation-status{color:var(--muted);margin:10px 0;font-size:.875rem}.study-navigation-status.is-error{color:var(--danger)}.topic-study-nav a:focus-visible,.topic-study-nav summary:focus-visible{outline:3px solid var(--primary);outline-offset:3px}.topic-study-more{max-width:100%}.topic-study-more>summary{cursor:pointer;list-style:none}.topic-study-more>summary::-webkit-details-marker{display:none}.topic-study-more[open]>summary svg{transform:rotate(180deg)}.topic-study-extra{gap:8px;max-width:420px;margin-top:8px;display:grid}.topic-study-extra a{white-space:normal;justify-content:flex-start}.topic-study-extra span{overflow-wrap:anywhere}@media (max-width:640px){.topic-study-nav{gap:4px}.topic-study-label{flex-basis:100%;max-width:none}}