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ease-out}.demo-writing-score-value{font-size:14px;font-weight:700;color:#1a2030;min-width:32px;text-align:right}.demo-audio-bar{display:flex;align-items:center;gap:12px;padding:14px 20px;background:#fff;border:1px solid #e2e6ed;border-radius:10px;margin:0 32px 16px}.demo-audio-play{width:36px;height:36px;border-radius:50%;background:#edf0f4;display:flex;align-items:center;justify-content:center;flex-shrink:0}.demo-audio-play svg{width:16px;height:16px;fill:#8494a7}.demo-audio-track{flex:1;height:4px;background:#e2e6ed;border-radius:2px;position:relative}.demo-audio-progress{height:100%;width:0%;background:#8494a7;border-radius:2px}.demo-audio-time{font-size:12px;color:#8494a7;font-variant-numeric:tabular-nums;font-weight:500;white-space:nowrap}.demo-note{text-align:center;font-size:13px;color:#8494a7;max-width:480px;margin:0 auto;line-height:1.5}.demo-cta{text-align:center;padding:28px 24px;background:#1a2030;margin:0 32px 24px;border-radius:12px}.demo-cta-title{font-size:17px;font-weight:700;color:#fff;margin-bottom:6px}.demo-cta-desc{font-size:13px;color:#ffffff80;max-width:360px;margin:0 auto 16px;line-height:1.5}.demo-cta-btn{display:inline-block;padding:12px 32px;border-radius:8px;background:linear-gradient(135deg,#0e8a84,#38b2ac);color:#fff;font-size:14px;font-weight:700;text-decoration:none;transition:transform .15s,box-shadow .15s}.demo-cta-btn:hover{transform:translateY(-1px);box-shadow:0 4px 20px #0e8a844d}.demo-listening-overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f8f9fbd9;backdrop-filter:blur(2px);border-radius:0 0 16px 16px;z-index:10}.demo-listening-badge{padding:10px 20px;border-radius:8px;background:#1a2030;color:#fff;font-size:13px;font-weight:600}@media(max-width:640px){.demo-section-nav{max-width:100%;border-radius:8px;padding:6px 8px}.demo-section-nav-item{padding:5px 10px;font-size:12px}.demo-cert-selector{gap:2px}.demo-cert-btn{padding:6px 10px;font-size:12px}.demo-gap-dropdown{min-width:160px}}@media(max-width:540px){.demo-card-body{padding:20px 16px}.demo-feedback{padding:0 16px 16px}.demo-scaffold-phase{margin:0 16px 12px}.demo-writing-scores{padding:0 16px 16px}.demo-writing-score-row{flex-wrap:wrap;gap:4px}.demo-writing-score-label{min-width:unset;width:100%;font-size:12px}.demo-writing-score-bar{flex:1;min-width:80px}.demo-audio-bar{margin:0 16px 12px}.demo-cta{margin:0 16px 16px}.demo-passage{font-size:15px}.demo-header{padding:10px 16px}.demo-gap-dropdown{min-width:140px;left:0;transform:none}}