.listening-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 48px; padding: 36px 0 32px; align-items: end; }
.listening-hero .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.listening-hero h1 { font-size: clamp(2.25rem, 4.4vw, 4rem); line-height: 1.08; }
.listening-hero .dek { margin: 0; font-size: 1.15rem; max-width: 480px; }
.listening-hero .dek strong { display: block; color: var(--ink); margin-bottom: 8px; font-weight: 650; }
.listening-hero .byline { margin-bottom: 0; }
.listening-lab { padding: 30px; background: #172b35; color: #fffef9; border-radius: 20px; box-shadow: 0 20px 50px #172b351a; }
.test-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.test-kicker { margin: 0 0 6px; color: #a4c9dd; font-size: .8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.test-heading h2 { margin: 0; font: 400 clamp(1.8rem, 3vw, 2.5rem)/1.15 var(--serif); letter-spacing: -.025em; }
.bitrate-label { display: grid; gap: 4px; color: #c3d2d9; font-size: .875rem; }
.bitrate-label select { min-height: 42px; padding: 8px 30px 8px 12px; color: #fffef9; border: 1px solid #71858e; border-radius: 7px; background: #233e4c; font: 600 1rem var(--sans); }
.test-intro { color: #c3d2d9; margin: 14px 0 22px; font-size: 1rem; }
.sample-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.sample-panel { border: 1px solid #5c7480; border-radius: 12px; padding: 20px; background: #1c3541; }
.sample-panel.is-playing { border-color: #abd4e9; background: #244653; }
.sample-heading, .sample-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.sample-letter { font: 400 2.25rem/1 var(--serif); }
.sample-format { color: #c3d2d9; font-size: .9rem; }
.sample-play { display: flex; align-items: center; justify-content: center; gap: 12px; width: 100%; min-height: 56px; margin: 20px 0 12px; border: 1px solid #789aaa; border-radius: 7px; color: #fffef9; background: transparent; font: 650 1rem var(--sans); cursor: pointer; }
.sample-play:hover:not(:disabled) { background: #365c6e; }
.sample-play span { font-size: .95rem; }
.sample-panel progress { display: block; width: 100%; height: 4px; appearance: none; border: 0; background: #47616e; color: #bce3f7; border-radius: 8px; overflow: hidden; }
.sample-panel progress::-webkit-progress-bar { background: #47616e; }
.sample-panel progress::-webkit-progress-value { background: #bce3f7; }
.sample-panel progress::-moz-progress-bar { background: #bce3f7; }
.sample-foot { margin-top: 9px; font-size: .875rem; color: #c3d2d9; font-variant-numeric: tabular-nums; }
.playback-note { margin: 12px 0 24px; font-size: .875rem; color: #c3d2d9; }
.test-choice { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; border: 0; }
.test-choice legend { font-weight: 650; margin-bottom: 12px; font-size: 1rem; }
.test-choice label { display: flex; gap: 9px; align-items: center; min-height: 46px; padding: 8px 15px; border: 1px solid #71858e; border-radius: 7px; cursor: pointer; font-size: 1rem; }
.test-choice label:has(input:checked) { color: #172b35; background: #deedf4; border-color: #deedf4; }
.test-choice input { width: 17px; height: 17px; accent-color: #25678f; margin: 0; }
.test-choice:disabled { opacity: .55; }
.test-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 20px; }
.test-actions button { min-height: 48px; padding: 10px 18px; border-radius: 7px; font: 700 1rem var(--sans); cursor: pointer; }
.reveal-button { background: #deedf4; color: #172b35; border: 1px solid #deedf4; }
.new-round { color: #fffef9; background: transparent; border: 1px solid #71858e; }
.test-actions [role=status] { flex: 1 1 260px; color: #c3d2d9; font-size: .875rem; }
.listening-lab button:disabled { opacity: .5; cursor: default; }
.listening-lab :focus-visible { outline: 3px solid #f4ca81; outline-offset: 4px; }
.test-result { border-top: 1px solid #71858e; margin-top: 24px; padding-top: 20px; }
.test-result h3 { font: 400 1.75rem/1.2 var(--serif); margin: 0 0 10px; }
.test-result p { color: #deedf4; margin: 8px 0; }
.session-score { color: #c3d2d9; font-size: .875rem; margin-bottom: 0; }
.listening-share { margin-top: 24px; padding: 22px 0 0; border-top: 1px solid #71858e; border-bottom: 0; }
.listening-share h3 { margin: 0; font: 400 1.5rem/1.25 var(--serif); }
.listening-share p { margin: 10px 0 16px; color: #deedf4; font-size: 1rem; }
.listening-share [role=status] { font-size: .875rem; margin-bottom: 0; }
.listening-share [data-share-fallback] { margin-top: 16px; }
.listening-share .share-actions button { border-color: #deedf4; background: #deedf4; color: #172b35; }
.listening-share .share-actions button:hover { background: #fffef9; }
.listening-share [data-copy-guide] { background: transparent; color: #fffef9; border-color: #71858e; }
.listening-share [data-copy-guide]:hover { color: #172b35; }
.story-share { margin-top: 18px; }
.story-share summary { min-height: 44px; padding: 10px 0; color: #deedf4; font-weight: 650; cursor: pointer; }
.story-share-content { display: grid; grid-template-columns: minmax(100px, 160px) minmax(0, 1fr); align-items: start; gap: 22px; margin-top: 12px; }
.story-preview { display: block; }
.story-preview img { display: block; width: 100%; height: auto; border-radius: 8px; }
.story-share h4 { margin: 0; font-size: 1.125rem; }
.story-share .share-actions a { display: inline-flex; align-items: center; min-height: 46px; padding: 10px 18px; border: 1px solid #deedf4; border-radius: 9px; background: #deedf4; color: #172b35; font: 650 1rem var(--sans); text-decoration: none; }
.story-share .share-actions a:hover { background: #fffef9; }
.story-share .story-share-note { color: #c3d2d9; font-size: .875rem; line-height: 1.6; }
.story-share-note a { color: inherit; text-underline-offset: 3px; }
.story-share textarea { display: block; width: 100%; margin-top: 8px; padding: 12px; border: 1px solid #71858e; border-radius: 8px; color: #172b35; background: #fffef9; font: 1rem/1.5 var(--sans); resize: vertical; }
.listening-lab [hidden] { display: none !important; }
.test-error { color: #ffdcab; }
.listening-article { padding-top: 38px; }
.listening-article .standfirst { color: var(--ink); font: 400 1.55rem/1.5 var(--serif); }
.test-method { margin: 32px 0; padding: 20px 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.test-method summary { cursor: pointer; font-weight: 700; font-size: 1rem; }
.test-method p { margin-top: 16px; font-size: 1rem; }
@media (max-width: 680px) {
  .listening-hero { grid-template-columns: 1fr; gap: 18px; padding-top: 28px; }
  .listening-hero h1 br { display: none; }
  .listening-hero .dek { font-size: 1.0625rem; }
  .listening-lab { padding: 22px 16px; border-radius: 14px; }
  .test-heading { flex-wrap: wrap; align-items: start; }
  .bitrate-label { grid-template-columns: auto auto; align-items: center; gap: 12px; }
  .sample-grid { gap: 10px; }
  .sample-panel { padding: 14px 10px; }
  .sample-heading { align-items: start; flex-direction: column; gap: 8px; }
  .sample-play { margin-top: 15px; gap: 7px; font-size: .9rem; }
  .sample-foot { flex-direction: column; align-items: start; gap: 3px; }
  .test-choice label { flex: 1 1 auto; justify-content: center; }
  .test-actions button { width: 100%; }
  .story-share-content { grid-template-columns: 1fr; gap: 18px; }
  .story-preview { width: 140px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }