.reader-preferences{padding:20px 0 0;margin-top:20px;border-top:1px solid #ddd;display:grid;gap:10px}.reader-preferences[hidden]{display:none}.reader-preferences h3,.reader-preferences p{margin:0}.reader-preferences>label,.reader-preferences legend{font-weight:700;font-size:15px}.reader-preferences select{width:100%;min-height:44px;border:1px solid #bbb;border-radius:8px;padding:10px;background:#fff;color:#171717;font:inherit}.reader-preferences fieldset{border:0;padding:0;margin:8px 0}.reader-preferences legend{margin-bottom:8px}.reader-topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}.reader-topic{display:flex;align-items:center;gap:8px;min-height:44px;padding:6px;border-radius:6px;cursor:pointer}.reader-topic:has(input:checked){background:#f8eeee}.reader-topic input{width:18px;height:18px;accent-color:#ba1028;flex-shrink:0}.reader-preferences small{line-height:1.45;color:#555}.reader-preferences :focus-visible{outline:3px solid #ba1028;outline-offset:3px}.reader-preferences .app-primary{margin-top:8px}.reader-preferences[aria-busy=true]{opacity:.7}@media(max-width:380px){.reader-topic-grid{grid-template-columns:1fr}}