.featuresHeader{padding:var(--spacing-2xl) var(--spacing-md) var(--spacing-xl);text-align:center;margin-bottom:var(--spacing-md)}.featuresHeader h1{font-size:2rem;font-weight:600;margin:0 0 var(--spacing-sm);color:var(--color-text-primary);letter-spacing:-.5px}.featuresHeader p{font-size:1.1rem;color:var(--color-text-secondary);margin:0}.featuresNav{display:flex;justify-content:center;gap:var(--spacing-sm);flex-wrap:wrap;padding:var(--spacing-lg) var(--spacing-md);position:sticky;top:0;background:var(--bg-color);z-index:10;margin-bottom:var(--spacing-2xl)}.featuresNavItem{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-lg);background:var(--bg-color-secondary);border:1px solid var(--border-color);border-radius:var(--radius-full);font-size:.9rem;font-weight:500;color:var(--color-text-secondary);text-decoration:none;transition:all var(--transition-base)}.featuresNavItem:hover{background:var(--bg-color-tertiary);border-color:var(--color-primary-light-1);color:var(--color-primary-base)}.featuresNavIcon{font-size:1rem}.featureDeep{padding:var(--spacing-3xl) 0;scroll-margin-top:140px;max-width:var(--max-width-content-multi);margin-left:auto;margin-right:auto}@media (max-width: 48em){.featureDeep{padding:var(--spacing-2xl) var(--spacing-md)}}.featureDeepAlt{background:var(--bg-color-secondary);margin:0 calc(-1 * var(--spacing-lg));padding:var(--spacing-3xl) var(--spacing-lg);max-width:none}.featureDeepAlt>*{max-width:var(--max-width-content-multi);margin-left:auto;margin-right:auto}@media (max-width: 48em){.featureDeepAlt{margin:0 calc(-1 * var(--spacing-md));padding:var(--spacing-2xl) var(--spacing-md)}}.featureDeepHeader{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-bottom:var(--spacing-2xl);text-align:center}.featureDeepNumber{font-size:1rem;font-weight:700;font-family:var(--font-family-heading);color:var(--color-primary-base);letter-spacing:2px}.featureDeepTitle{flex:1}.featureDeepTitle h2{font-size:1.75rem;font-weight:600;margin:0 0 var(--spacing-md);color:var(--color-text-primary);line-height:1.3}.featureDeepLead{font-size:1.1rem;line-height:1.7;color:var(--color-text-secondary);margin:0 auto;max-width:600px}.featureShowcase{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-2xl);align-items:start}@media (max-width: 62em){.featureShowcase{grid-template-columns:1fr;gap:var(--spacing-xl)}}@media (max-width: 75em){.featureShowcaseReverse{direction:rtl}}.featureShowcaseReverse>*{direction:ltr}@media (max-width: 62em){.featureShowcaseReverse .showcaseDemo{order:-1}}.showcaseDemo{background:var(--bg-color-elevated);border-radius:var(--radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-md)}@media (max-width: 48em){.showcaseDemo{padding:var(--spacing-lg);border-radius:var(--radius-md)}}@media (max-width: 62em){.showcaseDetails{padding-top:var(--spacing-md)}}.showcaseDetails h3{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--color-text-tertiary);margin:0 0 var(--spacing-lg)}@media (max-width: 62em){.showcaseDetails h3{text-align:center}}.featureDetailsList{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-lg)}.featureDetailsList li{display:flex;flex-direction:column;gap:var(--spacing-2xs)}.featureDetailsList li strong{font-size:1rem;font-weight:600;color:var(--color-text-primary)}.featureDetailsList li span{font-size:.95rem;color:var(--color-text-secondary);line-height:1.5}.featureNote{margin-top:var(--spacing-lg);font-size:.9rem;color:var(--color-text-tertiary);font-style:italic}.demoChatWindow{display:flex;flex-direction:column;gap:var(--spacing-xs)}.demoChatWindow .messageBubble{font-size:.95rem;line-height:1.5}.demoTimestamp{color:inherit;text-decoration:underline;text-decoration-color:var(--link-color-discrete);text-decoration-thickness:1px;text-underline-offset:.15em;cursor:pointer}.demoSummary{display:flex;flex-direction:column;gap:var(--spacing-xl)}.demoSummarySection{display:flex;flex-direction:column;gap:var(--spacing-sm)}.demoSummaryLabel{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--color-text-tertiary)}.demoSummary ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-xs)}.demoSummary li{font-size:.9rem;color:var(--color-text-primary);padding:var(--spacing-xs) 0;display:flex;align-items:center;gap:var(--spacing-sm)}.demoSummary li .demoTimestamp{font-size:.7rem}.demoAudio{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xl);padding:var(--spacing-lg)}.demoAudioIcon{font-size:3rem;animation:pulse 2s ease-in-out infinite}@media (prefers-reduced-motion: reduce){.demoAudioIcon{animation:none}}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.1);opacity:.8}}.demoAudioPlayer{width:100%;background:var(--bg-color-tertiary);border-radius:var(--radius-md);padding:var(--spacing-lg)}.demoAudioWaveform{display:flex;align-items:center;justify-content:center;gap:3px;height:40px;margin-bottom:var(--spacing-md)}.demoAudioWaveform span{width:4px;background:var(--color-primary-base);border-radius:var(--radius-full);animation:waveform 1.2s ease-in-out infinite}@media (prefers-reduced-motion: reduce){.demoAudioWaveform span{animation:none}}.demoAudioWaveform span:nth-child(1){height:20%;animation-delay:0s}.demoAudioWaveform span:nth-child(2){height:40%;animation-delay:.1s}.demoAudioWaveform span:nth-child(3){height:60%;animation-delay:.2s}.demoAudioWaveform span:nth-child(4){height:80%;animation-delay:.3s}.demoAudioWaveform span:nth-child(5){height:100%;animation-delay:.4s}.demoAudioWaveform span:nth-child(6){height:80%;animation-delay:.5s}.demoAudioWaveform span:nth-child(7){height:60%;animation-delay:.6s}.demoAudioWaveform span:nth-child(8){height:40%;animation-delay:.7s}.demoAudioWaveform span:nth-child(9){height:60%;animation-delay:.8s}.demoAudioWaveform span:nth-child(10){height:80%;animation-delay:.9s}.demoAudioWaveform span:nth-child(11){height:100%;animation-delay:1s}.demoAudioWaveform span:nth-child(12){height:80%;animation-delay:1.1s}.demoAudioWaveform span:nth-child(13){height:60%;animation-delay:.15s}.demoAudioWaveform span:nth-child(14){height:40%;animation-delay:.25s}.demoAudioWaveform span:nth-child(15){height:20%;animation-delay:.35s}.demoAudioWaveform span:nth-child(16){height:40%;animation-delay:.45s}.demoAudioWaveform span:nth-child(17){height:60%;animation-delay:.55s}.demoAudioWaveform span:nth-child(18){height:80%;animation-delay:.65s}.demoAudioWaveform span:nth-child(19){height:60%;animation-delay:.75s}.demoAudioWaveform span:nth-child(20){height:40%;animation-delay:.85s}@keyframes waveform{0%,to{transform:scaleY(.5);opacity:.5}50%{transform:scaleY(1);opacity:1}}.demoAudioControls{display:flex;justify-content:space-between;align-items:center}.demoAudioTime{font-size:.8rem;font-family:var(--font-family-mono);color:var(--color-text-tertiary)}.demoAudioLabel{font-size:.85rem;color:var(--color-text-secondary)}.demoLanguages{text-align:center}.demoLangGrid{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);justify-content:center}.demoLangTag{padding:var(--spacing-xs) var(--spacing-md);background:var(--bg-color-tertiary);border:1px solid var(--border-color);border-radius:var(--radius-full);font-size:.85rem;color:var(--color-text-secondary)}.demoLangNote{margin-top:var(--spacing-lg);font-size:.85rem;color:var(--color-text-tertiary)}.demoLibrary{display:flex;flex-direction:column;gap:var(--spacing-md)}.demoLibraryItem{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-color-tertiary);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base)}.demoLibraryItem:hover{background:var(--bg-color-secondary);transform:translate(4px)}.demoLibraryIcon{font-size:1.5rem;flex-shrink:0}.demoLibraryInfo{display:flex;flex-direction:column;gap:2px}.demoLibraryTitle{font-size:.95rem;font-weight:500;color:var(--color-text-primary)}.demoLibraryMeta{font-size:.8rem;color:var(--color-text-tertiary)}.featuresSpecs{padding:var(--spacing-3xl) 0;margin-top:var(--spacing-2xl)}@media (max-width: 48em){.featuresSpecs{padding:var(--spacing-2xl) var(--spacing-md)}}.featuresSpecs h2{font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--color-text-tertiary);margin:0 0 var(--spacing-xl);text-align:center}.specsGrid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-xl)}.specItem{text-align:center;padding:var(--spacing-lg)}.specLabel{display:block;font-size:.8rem;color:var(--color-text-tertiary);margin-bottom:var(--spacing-sm)}.specValue{display:block;font-size:2rem;font-weight:700;font-family:var(--font-family-heading);background:var(--gradient-brand);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:var(--spacing-xs)}.specNote{display:block;font-size:.8rem;color:var(--color-text-secondary)}@media (max-width: 62em){.specsGrid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 48em){.featuresHeader h1{font-size:1.6rem}.featuresHeader p{font-size:1rem}.featuresNav{position:static;gap:var(--spacing-xs);padding:var(--spacing-md) 0}.featuresNavItem{flex:1 1 auto;justify-content:center;max-width:9rem;padding:var(--spacing-xs) var(--spacing-md);font-size:.8rem}.featureDeepTitle h2{font-size:1.4rem}.featureDeepLead{font-size:1rem}.specValue{font-size:1.5rem}}@media (max-width: 30em){.featuresHeader{padding:var(--spacing-xl) var(--spacing-sm) var(--spacing-lg)}.featuresHeader h1{font-size:1.4rem}.featuresNav{padding:var(--spacing-md) var(--spacing-sm)}.featuresNavItem{flex:1 1 auto;justify-content:center;max-width:8rem;padding:var(--spacing-xs) var(--spacing-sm);font-size:.75rem}.featuresNavIcon{font-size:.9rem}.featureDeep{scroll-margin-top:120px}.featureDeepTitle h2{font-size:1.25rem}.featureDeepLead{font-size:1rem}.specsGrid{grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.specItem{padding:var(--spacing-md)}.specValue{font-size:1.25rem}}