.topic-list{max-height:600px;overflow-y:auto;background-color:var(--bg-white)}@media (prefers-color-scheme:dark){.topic-list{background-color:var(--bg-white)}}.topic-item{display:none}.topic-item.show{display:block}.topic-item a{color:var(--secondary-blue);border-color:var(--border-light);transition:all .3s ease}.topic-item a:hover{color:var(--accent-orange);background-color:rgba(249,115,22,.05)}@media (prefers-color-scheme:dark){.topic-item a:hover{background-color:rgba(251,146,60,.1)}}.alphabet-filter .btn{margin:.2rem;background-color:var(--bg-white);border-color:var(--border-light);color:var(--text-dark)}.alphabet-filter .btn.active,.alphabet-filter .btn:hover{background-color:var(--secondary-blue);border-color:var(--secondary-blue);color:#fff}.input-group-text{background-color:var(--bg-light);border-color:var(--border-light);color:var(--text-light)}@media (prefers-color-scheme:dark){.input-group-text{background-color:var(--border-light);color:var(--text-light)}}