@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');

:root{color-scheme:dark;--bg:#151716;--panel:#1e211f;--inset:#121513;--line:#363d37;--ink:#f2eee5;--muted:#b2b9ae;--accent:#e8bd90;--accent-soft:#e8bd9014;--green:#bdcda9;--radius:12px;--ease:cubic-bezier(.16,1,.3,1);font-family:'DM Sans',system-ui,sans-serif;font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:24px;scrollbar-color:#596052 var(--bg)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.6}::selection{background:var(--accent);color:var(--inset)}button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}button{cursor:pointer;color:inherit}button,a,summary{-webkit-tap-highlight-color:#e8bd9026}a{color:inherit;text-decoration:none;text-underline-offset:4px}a:hover{text-decoration:underline}button{transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease)}button:disabled{cursor:not-allowed;opacity:.45}button:hover:not(:disabled){border-color:var(--accent)}:is(button,a,input,select,summary):focus-visible{outline:2px solid var(--accent);outline-offset:4px}[hidden]{display:none!important}svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}h1,h2,h3,p{margin-top:0}h1,h2{text-wrap:balance}h2{font-size:23px;line-height:1.3;letter-spacing:-.025em;font-weight:500;margin:0}fieldset{border:0;padding:0;margin:22px 0 0;min-width:0}legend{padding:0;margin-bottom:10px;font-size:13px;color:var(--muted)}select,input[type=password]{border:1px solid #626b5f;background:var(--inset);color:var(--ink);border-radius:7px;padding:10px 12px;min-height:44px;caret-color:var(--accent)}select{cursor:pointer}input[type=range]{width:100%;height:24px;accent-color:var(--accent);cursor:pointer}input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px;flex-shrink:0}summary{cursor:pointer;min-height:44px;align-content:center}summary::marker{color:var(--accent);font-size:11px}.sr-only,.file-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:12px;left:12px;z-index:10;transform:translateY(-200%);padding:10px 16px;background:var(--accent);color:var(--inset);border-radius:6px}.skip-link:focus{transform:none}
.topbar,footer{max-width:1240px;margin:auto;padding:22px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px}.topbar{border-bottom:1px solid var(--line)}.brand{font-family:'Instrument Serif',Georgia,serif;font-size:36px;letter-spacing:-.04em;display:flex;align-items:center;gap:13px;line-height:1}.brand:hover{text-decoration:none}.brand span{font-family:'DM Sans',sans-serif;font-size:11px;letter-spacing:2px;border-left:1px solid var(--line);padding-left:14px}.top-actions{display:flex;align-items:center;gap:26px;font-size:12px}.top-actions>a{min-height:44px;display:flex;align-items:center}.beta{color:var(--muted);display:flex;align-items:center;gap:8px;font-size:11px;letter-spacing:.08em}.beta i{width:5px;height:5px;border-radius:50%;background:var(--green)}.language{color:var(--accent);border-left:1px solid var(--line);padding-left:24px}.jump-link{color:var(--muted)}
.workbench{max-width:1160px;margin:38px auto 0;display:grid;grid-template-columns:minmax(0,1fr) 382px;gap:64px;align-items:start}.controls{min-width:0}.hero{padding:3px 0 32px}.hero-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.hero-actions .primary{min-width:144px}#quickStatus:empty{display:none}.hero h1{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(40px,4.4vw,60px);line-height:1.08;font-weight:400;letter-spacing:-.025em;margin-bottom:20px}.hero h1 em{font-weight:400;color:var(--accent)}html[lang=zh-CN] .hero h1{font-family:Georgia,'Songti SC',serif;font-size:clamp(29px,3.15vw,44px);line-height:1.35;letter-spacing:0}html[lang=zh-CN] .hero h1 em{font-style:normal}.intro{color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:14px;max-width:65ch}.headphones{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:12px;margin:0}.headphones svg{width:16px;height:16px;color:var(--accent)}.module{padding:28px 0;border-top:1px solid var(--line)}.section-heading{display:flex;align-items:center;gap:14px}.step-number{font-size:11px;font-variant-numeric:tabular-nums;color:var(--accent)}.hint{font-size:12px;line-height:1.65;color:var(--muted);margin:10px 0 0;overflow-wrap:anywhere}.section-intro{margin-top:10px}.portraits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}.portrait{padding:0;background:transparent;border:1px solid var(--line);border-radius:8px;overflow:hidden;text-align:left;position:relative}.portrait.active{border:2px solid var(--accent)}.portrait.active img{margin-top:-1px}.portrait img{display:block;width:100%;height:166px;object-fit:cover;object-position:center 31%;filter:saturate(.78);transition:filter .3s var(--ease)}.portrait:hover img,.portrait.active img{filter:saturate(1)}.portrait span{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;font-size:13px;background:var(--panel)}.portrait.active span{color:var(--accent);padding:9px 11px}.portrait small{color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}.upload{border:1px dashed #65705e;border-radius:8px;margin-top:14px;padding:10px 14px;display:flex;align-items:center;gap:16px;position:relative}.upload.dragover{border-color:var(--accent);background:var(--accent-soft)}.upload:focus-within{outline:2px solid var(--accent);outline-offset:4px}.upload-label{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer;min-height:32px;flex-shrink:0;color:var(--accent)}.upload .hint{margin:0;min-width:0}.guess-disclosure{margin-top:12px;color:var(--muted);font-size:12px}.guess{margin:8px 0 0}.guess .hint:empty{display:none}.pills{display:flex;flex-wrap:wrap;gap:8px}.pills button{background:transparent;border:1px solid #626b5f;padding:9px 13px;border-radius:6px;font-size:12px;flex:1;white-space:nowrap;min-height:44px}.pills .active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.mode-field{margin-top:18px}.mode-switch{display:flex;gap:10px}.mode-switch button{border:1px solid #626b5f;padding:12px;border-radius:7px;background:var(--inset);flex:1;font-size:12px;min-height:48px;display:flex;align-items:center;justify-content:center;gap:8px}.mode-switch .active{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.play-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:16px}.primary,.secondary{border:1px solid #626b5f;border-radius:7px;padding:12px 17px;font-size:12px;font-weight:600;min-height:46px;display:inline-flex;gap:9px;align-items:center;justify-content:center}.primary{background:var(--accent);border-color:var(--accent);color:#29251e}.primary:hover:not(:disabled){background:#f5d1aa}.secondary{background:transparent}.secondary:hover:not(:disabled){background:var(--panel)}#playBtn{min-width:156px}#playStatus:empty,.readiness:empty{display:none}.readiness{color:var(--accent)}.text-button{padding:4px 0;border:0;background:transparent;color:var(--accent);font-size:12px;cursor:pointer;display:inline-flex;gap:8px;align-items:center;min-height:44px}.text-button:hover{text-decoration:underline}.aura-card{border-top:1px solid var(--line);padding-top:19px;margin-top:22px;display:flex;justify-content:space-between;align-items:center;gap:18px}.field-caption{font-size:12px;color:var(--muted)}.aura-card .field-caption{display:block;margin-bottom:4px}.aura-card strong{font-size:27px;font-family:'Instrument Serif',Georgia,serif;font-weight:400;color:var(--ink)}html[lang=zh-CN] .aura-card strong{font-size:23px}.aura-note{max-width:62ch}.sound-details{border-top:1px solid var(--line);margin-top:22px;padding-top:8px}.sound-details>summary{font-size:13px}.sound-details>summary>span{float:right;color:var(--muted);font-size:11px}.script-top{display:flex;align-items:center;justify-content:space-between;margin-top:18px;font-size:12px}.script-top select{font-size:12px}.script{padding:18px 0;border-bottom:1px solid var(--line);margin-bottom:22px}.script p{font-family:Georgia,serif;font-size:17px;line-height:1.7;margin:8px 0 0;color:var(--ink)}.sliders{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin:22px 0 0;font-size:12px}.sliders output{float:right;color:var(--accent);font-variant-numeric:tabular-nums}.sliders input{display:block;margin:10px 0 0}.consent{display:flex;align-items:flex-start;gap:10px;font-size:12px;color:var(--muted);margin:20px 0}.consent input{margin:3px 0 0}.access{font-size:12px;margin-bottom:16px}.access summary{color:var(--accent)}.access input{display:block;width:100%;margin-top:8px}.generate-module{padding-bottom:0}
.preview{position:sticky;top:24px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;scroll-margin-top:18px}.preview-heading{display:flex;justify-content:space-between;align-items:center;padding:18px 22px}.preview-heading h2{font-family:'Instrument Serif',Georgia,serif;font-size:25px;letter-spacing:0}html[lang=zh-CN] .preview-heading h2{font-family:inherit;font-size:17px}.preview-ratio{color:var(--accent);font-size:11px;border:1px solid #626b5f;border-radius:4px;padding:2px 6px;font-variant-numeric:tabular-nums}.canvas-stage{padding:0 18px 18px;display:flex;justify-content:center}.canvas-wrap{background:var(--inset);border-radius:8px;overflow:hidden;aspect-ratio:9/16;width:min(100%,calc((100svh - 480px)*.5625));max-width:280px;min-width:144px}canvas{display:block;width:100%;height:100%}.preview-tools{padding:18px 20px;border-top:1px solid var(--line)}.format-label{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}.preview-tools>select{width:100%;font-size:12px}.preview-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}.preview-actions>*{flex:1;padding:11px 8px;white-space:nowrap}.preview-actions .stop-short{flex-basis:100%;border-color:var(--accent);color:var(--accent)}.preview .small{font-size:12px;margin-top:8px}.preview-spec{color:var(--muted);font-size:12px;letter-spacing:.04em;margin:14px 0 0}.download-link{display:block;text-align:center;padding:12px;margin-top:12px;background:var(--accent);color:var(--inset);border-radius:6px;font-size:13px}.preview[data-busy=true] .canvas-stage{padding-bottom:8px}.preview[data-busy=true] .canvas-wrap{width:min(100%,calc((100svh - 510px)*.5625))}.preview[data-busy=true] .small,.preview[data-busy=true] .preview-spec{display:none}
.guide{max-width:1160px;margin:65px auto;padding-top:40px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.25fr;gap:70px}.guide h2{font-family:'Instrument Serif',Georgia,serif;font-size:36px;line-height:1.2;margin-bottom:18px}html[lang=zh-CN] .guide h2{font-family:Georgia,'Songti SC',serif;font-size:28px;line-height:1.4}.faq-grid details{border-bottom:1px solid var(--line);padding:8px 0}.faq-grid details:first-child{padding-top:0}.faq-grid summary{font-size:13px}.faq-grid p{font-size:13px;color:var(--muted);margin:10px 0 18px;max-width:65ch}footer{border-top:1px solid var(--line);color:var(--muted);font-size:11px}footer .brand{color:var(--ink);font-size:29px}footer p{margin:0}.notice{padding:20px;border:1px solid var(--accent);margin:20px auto;max-width:1160px}
@media(max-width:1240px){.workbench,.guide{margin-left:36px;margin-right:36px}.workbench{grid-template-columns:minmax(0,1fr) 350px;gap:44px}.topbar,footer{padding-left:36px;padding-right:36px}.portrait img{height:154px}.hero h1{font-size:52px}}
@media(max-width:1000px){.workbench{grid-template-columns:minmax(0,1fr) 310px;gap:30px}.workbench,.guide{margin-left:28px;margin-right:28px}.topbar,footer{padding-left:28px;padding-right:28px}.hero h1{font-size:44px}.portraits{gap:8px}.portrait img{height:138px}.upload{align-items:flex-start;flex-direction:column;gap:2px}.top-actions{gap:18px}.beta{display:none}.preview-tools{padding:16px}.preview-heading{padding:16px}.sound-details>summary>span{display:none}.mode-switch button{padding:10px 7px;gap:5px}.mode-switch svg{width:15px}.guide{gap:35px}}
@media(max-width:760px){.topbar,footer{padding:15px 20px}.topbar{gap:16px}.brand{font-size:32px;gap:10px}.brand span{font-size:11px;padding-left:10px;letter-spacing:1.5px}.top-actions{gap:16px}.top-actions>a{font-size:11px}.jump-link:first-child{display:none}.language{padding-left:16px}.workbench{display:flex;flex-direction:column;margin:26px 20px 0;gap:28px}.controls{width:100%}.hero{padding:0 0 26px}.hero h1{font-size:46px;margin-bottom:15px}html[lang=zh-CN] .hero h1{font-size:clamp(27px,6.8vw,42px)}.intro{font-size:13px}.headphones{font-size:11px}.module{padding:23px 0}h2{font-size:21px}.portrait img{height:clamp(120px,35vw,200px)}.portrait span{padding:9px 10px}.portrait.active span{padding:8px 9px}.upload{gap:0;padding:9px 12px}.guess-disclosure{margin-top:8px}.mode-switch{gap:8px}.mode-switch button{padding:12px 6px}.preview{position:static;width:100%;max-width:480px;align-self:center}.preview-heading{padding:18px 20px}.canvas-stage{padding:0 20px 20px}.canvas-wrap,.preview[data-busy=true] .canvas-wrap{width:100%;max-width:260px;min-width:0}.preview-tools{padding:20px}.preview-actions>*{min-height:48px}.preview[data-busy=true] .small,.preview[data-busy=true] .preview-spec{display:block}.guide{margin:40px 20px;display:block;padding-top:32px}.guide h2{font-size:32px}.faq-grid{margin-top:24px}footer{flex-wrap:wrap;gap:20px}footer p{order:3;width:100%}.sound-details>summary>span{display:inline}.pills button{padding:9px 8px}.section-intro{font-size:12px}.sliders{gap:20px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*{transition:none!important}}
.leave-dialog{max-width:460px;width:calc(100% - 40px);padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:12px;color:var(--ink)}.leave-dialog::backdrop{background:#090d0bc9}.leave-dialog p{color:var(--muted);font-size:14px;margin:18px 0}.leave-dialog .secondary{text-decoration:none}.leave-dialog h2{font-size:24px}