/* Accessible short audio introductions; no autoplay or third-party player. */
.bt-listen{margin-top:1.5rem;margin-bottom:2rem;scroll-margin-top:calc(var(--bt-header-height,90px) + 100px)}
.bt-listen-panel{padding:clamp(1.15rem,3vw,2rem);background:#edf5f3;border:1px solid #cadfd9;border-radius:16px;color:#102d39}
.bt-listen-top{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem 2rem;align-items:center}
.bt-listen h2,.bt-listen h3{color:#102d39;line-height:1.2;margin:.35rem 0 .65rem;font-size:clamp(1.4rem,2.6vw,1.9rem)}
.bt-listen p{line-height:1.65;margin:.6rem 0;max-width:76ch}.bt-listen .bt-listen-meta{font-size:.86rem;color:#365664}
.bt-listen audio{display:block;width:100%;min-width:0;margin:.65rem 0}
.bt-listen a{color:#125c55;text-underline-offset:.18em}.bt-listen a:hover{color:#103c38}
.bt-listen a:focus-visible,.bt-listen summary:focus-visible,.bt-listen audio:focus-visible{outline:3px solid #125c55;outline-offset:4px}
.bt-listen details{margin-top:1rem;padding-top:1rem;border-top:1px solid #bed3cd}
.bt-listen summary{cursor:pointer;font-weight:700;line-height:1.5;padding:.35rem 0}
.bt-listen-transcript{max-width:76ch;margin-top:1rem}.bt-listen-transcript p{margin:0 0 1rem}
.bt-listen-sources{padding-left:1.25rem}.bt-listen-sources li{margin:.4rem 0;overflow-wrap:anywhere}
.bt-listen-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.3rem}
.bt-listen-card{padding:1.35rem;border:1px solid #cadfd9;border-radius:12px;background:#fff}.bt-listen-card h3{font-size:1.3rem}
@media(max-width:700px){.bt-listen-top,.bt-listen-grid{grid-template-columns:1fr}.bt-listen{margin-top:1rem}.bt-listen-panel{padding:1.15rem}.bt-listen audio{max-width:100%}}