@font-face{font-family:Studio Bodoni;src:url(/fonts/bodoni-moda.ttf) format("truetype");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Studio Manrope;src:url(/fonts/manrope.ttf) format("truetype");font-weight:400 700;font-style:normal;font-display:swap}.voice-studio{--studio-paper: #f8f5ef;--studio-panel: #fcfaf6;--studio-ink: #282520;--studio-muted: #6d6862;--studio-coral: #c4422b;--studio-line: #ded7cd;--studio-display: "Studio Bodoni", Georgia, serif;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--space-3xl: 64px;background:var(--studio-paper);color:var(--studio-ink);font-family:Studio Manrope,sans-serif;font-size:14px;line-height:1.65;overflow:clip;color-scheme:light}.voice-studio [hidden]{display:none!important}.voice-studio :is(button,input,select,textarea){font:inherit;color:inherit}.voice-studio button,.voice-studio select{cursor:pointer}.voice-studio button{background:none}.voice-studio :is(a,button,input,select,textarea,summary):focus-visible{outline:2px solid var(--studio-coral);outline-offset:5px}.voice-studio a,.voice-studio button{-webkit-tap-highlight-color:transparent}.voice-studio a{text-underline-offset:6px}.voice-studio a:hover{color:var(--studio-coral)}.studio-container{width:min(100% - 96px,1320px);margin-inline:auto}.studio-header{border-bottom:1px solid var(--studio-line)}.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:var(--space-lg)}.studio-brand{display:inline-flex;gap:12px;align-items:center;flex-shrink:0}.studio-brand svg{color:#df573d}.studio-brand span{font:500 27px/1 var(--studio-display);letter-spacing:-1px}.studio-nav{display:flex;align-items:center;gap:36px}.studio-nav a{font-size:14px}.research-button{border:1px solid #777068;border-radius:8px;padding:10px 18px;display:inline-flex;align-items:center;gap:22px;line-height:1.5;font-size:13px}.research-button:hover{background:#eee8df}.mobile-menu-toggle,.mobile-nav{display:none}.studio-hero{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding-block:40px 30px;align-items:stretch}.hero-story{position:relative;padding-top:22px;min-width:0;isolation:isolate}.studio-eyebrow{font-size:10px;line-height:1.5;letter-spacing:1.6px;text-transform:uppercase;font-weight:700;color:var(--studio-coral)}.hero-story>.studio-eyebrow{display:flex;align-items:center;gap:18px}.hero-story>.studio-eyebrow span{width:70px;height:1px;background:#df735e}.hero-story h1{font:500 clamp(60px,6.6vw,98px)/1.04 var(--studio-display);letter-spacing:-5px;margin-block:24px 22px;white-space:nowrap}.voice-studio em{font-style:normal;color:var(--studio-coral)}.hero-description{font:500 clamp(19px,1.9vw,27px)/1.4 var(--studio-display);max-width:500px}.editorial-link{display:inline-flex;align-items:center;gap:18px;border-bottom:1px solid #d47862;font-size:13px;line-height:1.6;padding-bottom:3px}.editorial-link span{color:var(--studio-coral);font-size:19px}.hero-story>.editorial-link{margin-top:28px}.hero-note{font-size:11px;color:var(--studio-muted);margin-top:12px}.hero-paper-wave{position:absolute;width:135%;max-width:none;left:-21%;bottom:-6px;z-index:-1;pointer-events:none}.playground{padding:26px 28px 16px;border:1px solid var(--studio-line);border-radius:13px;background:color-mix(in oklch,var(--studio-panel) 95%,transparent);min-width:0;scroll-margin-top:20px}.playground-heading,.playground-heading>div{display:flex;align-items:center;gap:16px}.playground-heading{justify-content:space-between}.playground-heading h2{font:500 clamp(24px,2.2vw,31px)/1.3 var(--studio-display);letter-spacing:-1px}.demo-badge{border:1px solid var(--studio-line);border-radius:5px;color:var(--studio-muted);font-size:9px;padding:4px 8px;white-space:nowrap}.signal{color:#df573d;flex-shrink:0}.playground-tabs{display:flex;gap:18px;border-bottom:1px solid var(--studio-line);margin-top:20px}.playground-tabs button{padding:9px 7px 12px;font-size:13px;color:var(--studio-muted);border-bottom:2px solid transparent}.playground-tabs button[aria-selected=true]{color:var(--studio-coral);border-bottom-color:#df573d}.editor-label{display:flex;justify-content:space-between;align-items:center;margin-block:25px 12px;gap:12px}.editor-label label,.voice-field>label,.field-label{display:block;text-transform:uppercase;letter-spacing:1px;color:var(--studio-muted);font-size:9px;font-weight:700}.text-link{color:var(--studio-coral)!important;text-decoration:underline;text-underline-offset:4px;font-size:11px!important}.script-editor{position:relative}.script-editor textarea{width:100%;height:155px;padding:15px 16px 38px;background:transparent;border:1px solid var(--studio-line);border-radius:8px;resize:vertical;min-height:120px;max-height:300px;display:block;font:500 17px/1.45 var(--studio-display)}.counter{position:absolute;bottom:12px;right:14px;font-size:10px;color:var(--studio-muted);pointer-events:none}.voice-controls{display:grid;grid-template-columns:1.1fr 1fr;gap:16px;margin-top:19px}.voice-field{min-width:0}.voice-field>label{margin-bottom:7px}.voice-studio select{appearance:none;background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='m1 1 5 5 5-5' fill='none' stroke='%23282520' stroke-width='1.4'/%3E%3C/svg%3E") no-repeat right 12px center;width:100%;height:44px;padding:0 28px 0 12px;border:1px solid var(--studio-line);border-radius:7px;font-size:11px;text-overflow:ellipsis}.select-wrap{position:relative}.select-wrap select{padding-left:44px}.voice-avatar{position:absolute;top:8px;left:8px;width:28px;height:28px;border-radius:50%;background:#df573d;color:#fcfaf6;display:grid;place-items:center;pointer-events:none}.voice-avatar svg{width:18px;height:18px}.speed-control{display:flex;gap:20px;align-items:center;margin-block:19px 21px;font-size:12px}.speed-control input{flex:1;min-width:0;height:4px;accent-color:#df573d;cursor:pointer}.speed-control output{width:34px;text-align:right;font-variant-numeric:tabular-nums}.generate-button{background:#df573d!important;color:#fffaf4!important;min-height:46px;border-radius:7px;width:100%;display:flex;align-items:center;justify-content:center;gap:12px;font-weight:700!important;font-size:13px!important;transition:background .18s}.generate-button:hover{background:#c94730!important}.generation-spinner{display:none;width:20px;height:20px;border:2px solid #fffaf466;border-top-color:#fffaf4;border-radius:50%}[data-phase=generating] .generation-spinner{display:block;animation:studio-spin .8s linear infinite}[data-phase=generating] .generate-mark{display:none}.generate-mark{display:inline-flex}@keyframes studio-spin{to{transform:rotate(360deg)}}[data-phase=busy] .demo-status{font-size:12px;color:var(--studio-coral);text-align:left;padding:12px;border:1px solid #d8b29e;border-radius:7px;background:#f7eae2}.generate-button:disabled{opacity:.6;cursor:not-allowed}.audio-preview{display:flex;align-items:center;gap:16px;margin-top:19px;padding-top:14px;border-top:1px solid var(--studio-line)}.play-button{display:grid;place-items:center;width:46px;height:46px;flex-shrink:0;background:var(--studio-ink)!important;color:var(--studio-paper)!important;border-radius:50%}.play-button:disabled{opacity:.45;cursor:not-allowed}.audio-wave{display:flex;align-items:center;justify-content:space-between;gap:3px;flex:1;height:40px;min-width:0;overflow:hidden}.audio-wave span{width:2px;min-width:1px;height:var(--bar-height);background:#ddd4c9;flex-shrink:1;border-radius:2px;transition:background .1s}.audio-wave span.played{background:#df573d}[data-phase=ready] .audio-wave span,[data-phase=playing] .audio-wave span{background:#e9baa9}[data-phase] .audio-wave span.played{background:#df573d}.audio-time{font-size:10px;font-variant-numeric:tabular-nums;min-width:27px}.download-button{width:35px;height:35px;border:1px solid var(--studio-line);border-radius:7px;display:grid;place-items:center;flex-shrink:0}.download-button:hover{background:#eee8df}.demo-status{margin-top:11px;text-align:right;min-height:16px;font-size:9px;color:var(--studio-muted)}.voice-settings-panel{margin-top:25px;min-height:183px}.voice-settings-panel h3{font:500 25px/1.3 var(--studio-display);margin-top:12px}.voice-settings-panel p{font-size:12px;color:var(--studio-muted);margin-block:10px 16px;max-width:45ch}.voice-settings-panel select{margin-top:7px}.studio-highlights{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px;padding-block:26px 32px;border-block:1px solid #d8b29e}.studio-highlights h2{font:500 clamp(23px,2.2vw,32px)/1.25 var(--studio-display);letter-spacing:-1px}.studio-highlight{border-left:1px solid var(--studio-line);padding-left:30px}.section-number{color:var(--studio-coral);font-size:10px}.studio-highlight h3{font:500 18px/1.3 var(--studio-display);margin-block:5px 6px;letter-spacing:-.3px}.studio-highlight p{font-size:12px;color:var(--studio-muted);line-height:1.6}.studio-guide,.studio-how{padding-block:58px 60px;border-bottom:1px solid var(--studio-line)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:32px}.section-heading h2,.studio-faq h2{font:500 clamp(31px,3.4vw,45px)/1.15 var(--studio-display);letter-spacing:-1.8px;margin-top:10px;max-width:600px}.guide-layout{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.guide-image{position:relative;overflow:hidden;display:block;border-radius:3px;background:#f0e9dd}.guide-image img{width:100%;height:310px;object-fit:cover;transition:transform .4s}.guide-image:hover img{transform:scale(1.025)}.guide-image>span{position:absolute;bottom:16px;left:20px;font-size:9px;text-transform:uppercase;letter-spacing:1.6px}.guide-story h3{font:500 clamp(27px,3vw,39px)/1.2 var(--studio-display);letter-spacing:-1px;margin-block:16px 18px}.guide-story>p:not(.studio-eyebrow){color:var(--studio-muted);font-size:12px;max-width:56ch;margin-bottom:13px}.guide-story>.editorial-link{margin-top:10px}.section-intro{max-width:300px;font-size:12px;color:var(--studio-muted)}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;margin-top:42px}.step-number{display:block;color:var(--studio-coral);font:500 35px/1 var(--studio-display)}.steps-grid h3{font:500 23px/1.3 var(--studio-display);margin-block:20px 12px}.steps-grid p{font-size:12px;color:var(--studio-muted);line-height:1.8;max-width:52ch}.studio-faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;padding-block:64px}.faq-intro>p:not(.studio-eyebrow){font-size:12px;color:var(--studio-muted);max-width:34ch;margin-top:23px}.faq-intro>a{margin-top:22px}.faq-list details{border-bottom:1px solid var(--studio-line)}.faq-list details:first-child{border-top:1px solid var(--studio-line)}.faq-list summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:22px;padding-block:19px;font-size:13px;font-weight:600}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--studio-coral);font-size:23px;font-weight:400;transition:transform .18s}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{font-size:12px;line-height:1.8;color:var(--studio-muted);padding-bottom:22px;max-width:65ch}.studio-closing{padding:44px 48px;background:#eee5da;display:flex;justify-content:space-between;align-items:center;gap:32px}.studio-closing h2{margin-top:15px;font:500 clamp(32px,4vw,51px)/1.15 var(--studio-display);letter-spacing:-2px}.closing-button{background:var(--studio-ink);color:var(--studio-paper);padding:16px 22px;border-radius:6px;display:flex;align-items:center;gap:28px;font-size:12px}.closing-button:hover{color:var(--studio-paper)!important;background:var(--studio-coral)}.studio-footer{margin-top:58px}.footer-top{display:grid;grid-template-columns:1fr 1.3fr 1.2fr;gap:40px;padding-bottom:32px;align-items:start}.footer-top>p{color:var(--studio-muted);font-size:11px;max-width:40ch}.footer-top nav{display:flex;gap:22px;justify-content:end;font-size:11px}.footer-bottom{border-top:1px solid var(--studio-line);padding-block:20px;display:flex;align-items:center;justify-content:space-between;color:var(--studio-muted);font-size:10px}.voice-studio :is(section,h2)[id]{scroll-margin-top:24px}@media(min-width:1600px){.studio-hero{padding-top:48px}.hero-story{padding-top:26px}.hero-story h1{font-size:105px}.playground{padding:30px 32px 20px}.script-editor textarea{height:175px}}@media(max-width:1100px){.studio-container{width:calc(100% - 56px)}.studio-nav{gap:22px}.research-button{gap:10px}.studio-hero{gap:24px}.hero-story h1{font-size:7vw;letter-spacing:-3.5px}.playground{padding:22px 20px 16px}.playground-heading>div{gap:9px}.playground-heading h2{font-size:25px}.demo-badge{font-size:8px;padding-inline:5px}.signal{width:23px}.voice-controls{gap:10px}.voice-studio select{font-size:10px}.studio-highlights{gap:20px}.studio-highlight{padding-left:20px}.guide-layout{gap:36px}.studio-faq{gap:48px}}@media(max-width:760px){.studio-container{width:calc(100% - 40px)}.header-inner{min-height:72px}.studio-brand span{font-size:25px}.studio-brand svg{width:28px}.studio-nav,.research-button{display:none}.mobile-menu-toggle{display:flex;width:40px;height:40px;flex-direction:column;align-items:center;justify-content:center;gap:6px}.mobile-menu-toggle span{width:21px;height:1px;background:var(--studio-ink)}.mobile-nav:not([hidden]){display:flex;flex-direction:column;gap:0;padding:8px 20px 16px;border-top:1px solid var(--studio-line)}.mobile-nav a{padding-block:11px}.studio-hero{grid-template-columns:1fr;gap:16px;padding-top:22px}.hero-story{padding-block:12px 122px}.hero-story h1{font-size:clamp(55px,12.4vw,88px);letter-spacing:-3.5px;margin-block:21px 18px}.hero-description{font-size:22px;max-width:32ch}.hero-story>.editorial-link{margin-top:22px}.hero-note{font-size:10px}.hero-paper-wave{width:105%;left:0;bottom:-8px;opacity:.85}.playground{position:relative;padding:23px 22px 16px;background:var(--studio-panel)}.playground-heading>div{flex-wrap:wrap;gap:6px 10px}.playground-heading h2{font-size:25px;white-space:nowrap}.demo-badge{font-size:8px;padding:4px 6px}.signal{width:24px}.script-editor textarea{height:163px;font-size:17px}.voice-studio select{font-size:16px}.voice-controls{grid-template-columns:1fr;gap:14px}.demo-status{font-size:9px}.studio-highlights{grid-template-columns:1fr;gap:0;padding-block:28px 16px}.studio-highlights h2{font-size:30px;margin-bottom:22px}.studio-highlight{border-left:0;border-top:1px solid var(--studio-line);padding:17px 0;display:grid;grid-template-columns:26px 1fr;column-gap:12px}.studio-highlight h3{margin-top:0;font-size:20px}.studio-highlight p{grid-column:2;font-size:12px}.studio-guide,.studio-how{padding-block:38px}.section-heading{gap:20px;align-items:start;margin-bottom:24px}.section-heading h2{font-size:36px}.section-heading>.editorial-link{font-size:11px;white-space:nowrap;margin-top:28px;gap:8px}.guide-layout{grid-template-columns:1fr;gap:28px}.guide-image img{height:285px}.guide-story h3{font-size:33px}.guide-story>p:not(.studio-eyebrow){font-size:13px}.studio-how .section-heading{flex-direction:column}.section-intro{max-width:45ch}.steps-grid{grid-template-columns:1fr;gap:28px;margin-top:30px}.steps-grid article{display:grid;grid-template-columns:38px 1fr;gap:4px 16px}.step-number{font-size:28px}.steps-grid h3{margin-block:1px 12px;font-size:23px}.steps-grid p{grid-column:2;font-size:12px;max-width:none}.studio-faq{grid-template-columns:1fr;padding-block:38px;gap:28px}.studio-faq h2{font-size:38px}.faq-intro>p:not(.studio-eyebrow){max-width:50ch}.studio-closing{padding:28px 24px;flex-direction:column;align-items:start;gap:28px}.studio-closing h2{font-size:38px}.studio-footer{margin-top:36px}.footer-top{grid-template-columns:1fr;gap:22px}.footer-top nav{justify-content:start}.footer-bottom{gap:20px;font-size:9px}}@media(prefers-reduced-motion:reduce){.voice-studio *,.voice-studio *:before{transition:none!important;animation:none!important;scroll-behavior:auto}}.studio-header-actions{display:flex;align-items:center;gap:18px;flex-shrink:0}.studio-language{position:relative;z-index:5}.studio-language summary{display:flex;align-items:center;gap:7px;min-height:42px;font-size:12px;cursor:pointer;list-style:none}.studio-language summary::-webkit-details-marker{display:none}.studio-language nav{position:absolute;right:0;top:calc(100% + 8px);min-width:160px;padding:7px;background:var(--studio-panel);border:1px solid var(--studio-line);border-radius:8px;box-shadow:0 8px 28px #28252012}.studio-language nav a{display:flex;justify-content:space-between;gap:16px;padding:9px 11px;font-size:13px;border-radius:4px}.studio-language nav a:hover,.studio-language nav a[aria-current=page]{color:var(--studio-coral);background:#f3e9df}.voice-studio[data-locale=zh-CN],.voice-studio[data-locale=ja]{--studio-display: "Studio Bodoni", "Noto Serif CJK SC", "Noto Serif CJK JP", "Songti SC", "Yu Mincho", serif}.voice-studio:not([data-locale=en]) .hero-story h1{font-size:clamp(44px,5vw,72px);letter-spacing:-2px;line-height:1.3}.voice-studio:not([data-locale=en]) .hero-description{font-size:22px;line-height:1.65}.voice-studio:not([data-locale=en]) .playground-heading h2{font-size:25px}.voice-studio:not([data-locale=en]) .playground-heading>div{flex-wrap:wrap;gap:6px 12px}.voice-studio:not([data-locale=en]) .studio-eyebrow{letter-spacing:1px}@media(max-width:1100px){.studio-header-actions{gap:12px}.studio-nav{gap:17px}.research-button{padding-inline:12px;font-size:11px}}@media(max-width:760px){.studio-header-actions{gap:7px}.studio-language summary{font-size:11px;gap:5px}.voice-studio:not([data-locale=en]) .hero-story h1{font-size:clamp(35px,9vw,60px);letter-spacing:-1px}.voice-studio:not([data-locale=en]) .hero-description{font-size:19px}.voice-studio:not([data-locale=en]) .playground-heading h2{font-size:clamp(17px,5.1vw,23px)}}.playground-tabs{gap:9px}.playground-tabs button{font-size:12px;padding-inline:6px;white-space:nowrap}.conversation-panel{margin-top:20px}.conversation-intro{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px}.duplex-badge{color:var(--studio-coral);border:1px solid #d8b29e;border-radius:5px;padding:3px 7px;font-size:10px;white-space:nowrap}.conversation-intro p{font-size:11px;line-height:1.6;color:var(--studio-muted)}.conversation-channel{padding:12px 14px;border:1px solid var(--studio-line);border-radius:7px;margin-top:10px}.channel-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:10px}.channel-state{color:var(--studio-muted);font-size:9px}.channel-wave{display:flex;align-items:center;gap:4px;height:38px;margin-block:6px}.channel-wave span{width:3px;height:var(--bar-height);background:#d8cec2;border-radius:2px;transform:scaleY(.35);transform-origin:center}.channel-transcript{color:var(--studio-muted);font-size:11px;min-height:35px;line-height:1.6}[data-conversation=listening] [data-channel=input] .channel-wave span,:is([data-conversation=duplex],[data-conversation=interrupted]) .channel-wave span{animation:conversation-pulse .7s ease-in-out infinite alternate;animation-delay:var(--bar-delay)}[data-conversation=listening] [data-channel=input] .channel-wave span,:is([data-conversation=duplex],[data-conversation=interrupted]) [data-channel=input] .channel-wave span{background:#d8563c}:is([data-conversation=duplex],[data-conversation=interrupted]) [data-channel=output] .channel-wave span{background:#817758}:is([data-conversation=duplex],[data-conversation=interrupted]) .channel-state{color:var(--studio-coral)}.conversation-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px;font-size:11px}.conversation-actions button{min-height:32px;color:var(--studio-coral);text-decoration:underline;text-underline-offset:4px}.conversation-actions button:disabled{color:var(--studio-muted);opacity:.5;cursor:not-allowed}@keyframes conversation-pulse{0%{transform:scaleY(.3)}to{transform:scaleY(1)}}@media(max-width:390px){.playground-tabs{gap:3px}.playground-tabs button{font-size:10px;padding-inline:3px}.channel-heading{flex-wrap:wrap}}