.official-sources{margin:24px 0;padding:20px;border:1px solid var(--line,#dce3e8);border-radius:12px;overflow-wrap:anywhere}
.official-sources h2{font-size:1.1rem;margin:0 0 12px}
.official-source-list summary{cursor:pointer;padding:10px 0;font-size:.95rem}
.official-source-item{margin:16px 0 24px}
.official-source-item dl{margin:8px 0;font-size:.9rem}
.official-source-item dl>div{display:grid;grid-template-columns:7em minmax(0,1fr);gap:12px;margin:8px 0}
.official-source-item dt{font-weight:600}
.official-source-item dd{margin:0;min-width:0}
.official-source-item a{text-decoration:underline;text-underline-offset:.2em}
.official-sources :is(a,summary):focus-visible{outline:2px solid currentColor;outline-offset:3px}
@media(max-width:480px){.official-sources{padding:16px}.official-source-item dl>div{grid-template-columns:5.5em minmax(0,1fr);gap:8px}}