.topic-selection{margin:24px 0;padding:24px 28px;border:1px solid var(--border-color,#d7e4e5);border-radius:20px;background:var(--card-bg,#fff);color:var(--text-color,#173f49)}
.topic-selection h2{margin:0 0 12px;font-size:clamp(20px,2.1vw,26px);line-height:1.3}
.topic-selection p{margin:0 0 16px;line-height:1.6}
.topic-selection summary{padding:12px 0;cursor:pointer;font-weight:600;line-height:1.45}
.topic-selection summary:focus-visible{outline:2px solid #008896;outline-offset:4px;border-radius:4px}
.topic-selection dl{margin:8px 0 0}
.topic-selection dl>div{display:grid;grid-template-columns:minmax(150px,1fr) minmax(0,3fr);gap:12px 24px;padding:14px 0;border-top:1px solid #d7e4e5}
.topic-selection dt{font-weight:600}.topic-selection dd{margin:0;line-height:1.55;overflow-wrap:anywhere}
[data-theme=dark] .topic-selection{background:#153b41;border-color:#396268;color:#e1f0f1}
[data-theme=dark] .topic-selection dl>div{border-color:#396268}
@media(max-width:600px){.topic-selection{padding:20px 18px;border-radius:16px}.topic-selection dl>div{grid-template-columns:1fr;gap:6px}}