/* AgPlayer: static, responsive, dark throughout. */
:root{color-scheme:dark;--bg:#0c0810;--surface:#16101c;--text:#f7f4fa;--muted:#afa5b9;--line:rgba(204,182,226,.14);--accent:#681eb8;--gutter:clamp(24px,4.45vw,100px);--header:80px;font-family:Inter,"Segoe UI","Microsoft YaHei UI","Microsoft YaHei",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:var(--header)}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}body,button,input{font-family:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button,input{font-size:inherit}button,a{touch-action:manipulation}a{color:inherit;text-decoration:none}button{color:inherit;cursor:pointer}button:disabled,input:disabled{cursor:default}button{background:none;border:0}button:focus-visible,a:focus-visible,input:focus-visible,.file-picker:focus-within{outline:2px solid var(--accent);outline-offset:6px}button:disabled{opacity:.4}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.25;letter-spacing:-.035em;font-weight:600;text-wrap:balance}h1{font-size:clamp(48px,5.5vw,88px)}h2{font-size:clamp(34px,3.4vw,54px)}h3{font-size:22px;letter-spacing:-.02em}p{color:var(--muted)}ul,ol{padding:0;margin:0;list-style:none}::selection{background:#3f126e;color:white}.container{width:calc(100% - var(--gutter)*2);max-width:1600px;margin-inline:auto}.chapter{position:relative;min-height:100svh;padding-block:clamp(108px,14svh,160px);display:flex;flex-direction:column;justify-content:center;isolation:isolate;scroll-margin-top:0;border-top:1px solid rgba(204,182,226,.035)}.icon{display:block;width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.sr-only{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;left:20px;top:-100px;z-index:100;padding:12px 20px;background:var(--accent);color:#0d0912}.skip-link:focus{top:12px}
.site-header{position:fixed;z-index:50;inset:0 0 auto;height:var(--header);border-bottom:1px solid transparent;transition:background .25s,border-color .25s}.site-header.scrolled,.site-header.menu-open{background:rgba(12,8,16,.94);border-bottom-color:var(--line);backdrop-filter:blur(16px)}.header-inner{height:100%;max-width:1920px;margin:auto;padding-inline:var(--gutter);display:flex;align-items:center;justify-content:space-between;gap:32px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:25px;font-weight:600;letter-spacing:-.04em;white-space:nowrap}.brand img{width:34px;height:34px;object-fit:contain}.main-nav{display:flex;align-items:center;gap:clamp(24px,2.8vw,48px);height:100%}.main-nav a{font-size:15px;color:var(--muted);position:relative;display:flex;align-items:center;min-height:44px;height:100%;transition:color .2s;white-space:nowrap}.main-nav a::after{content:"";position:absolute;bottom:15px;left:0;right:0;height:2px;background:var(--accent);transform:scaleX(0);transition:transform .2s}.main-nav a[aria-current],.main-nav a:hover{color:var(--text)}.main-nav a[aria-current]::after{transform:scaleX(1)}.header-controls,.languages{display:flex;align-items:center;gap:9px}.languages{font-size:14px;color:var(--muted);white-space:nowrap}.languages button{padding:8px 5px;min-height:44px;min-width:32px;font-size:14px}.languages button[aria-pressed=true]{color:var(--accent)}.languages span{color:#59616c}.menu-toggle{display:none;width:44px;height:44px;padding:9px}.menu-toggle .icon{width:26px;height:26px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:54px;padding:13px 30px;border:1px solid transparent;border-radius:6px;line-height:1.4;font-size:16px;font-weight:500;transition:background .2s,transform .2s,border-color .2s;white-space:normal;text-align:center}.button:hover:not(:disabled){transform:translateY(-2px)}.primary{background:var(--accent);border-color:var(--accent);color:#100b15}.primary:hover{background:#9148e1}.outline{border-color:var(--accent);color:var(--accent);background:transparent}.outline:hover{background:rgba(104,30,184,.07)}.text-link{padding:12px 0;font-size:17px;transition:color .2s}.text-link:hover{color:var(--accent)}.actions{display:flex;align-items:center;gap:32px;flex-wrap:wrap}.section-heading{margin-bottom:64px}.section-heading h2{margin-bottom:22px}.section-heading p,.section-description{font-size:20px;line-height:1.85;max-width:640px;margin-bottom:0}.split-heading{display:flex;align-items:center;justify-content:space-between;gap:80px}.split-heading h2{max-width:650px;margin:0}.split-heading p{max-width:430px}.sound-field{position:absolute;inset:auto 0 0;width:100%;height:66%;z-index:-1;pointer-events:none;opacity:.82;mask-image:linear-gradient(transparent,black 25%,black 85%,transparent)}
.hero{padding-top:calc(var(--header) + 42px);padding-bottom:40px;overflow:hidden}.hero-main{display:grid;grid-template-columns:.83fr 1.3fr;align-items:center;gap:32px;flex:1;min-height:620px}.hero-copy{padding-block:40px;z-index:1}.hero h1{line-height:1.25;margin-bottom:32px;letter-spacing:-.05em}.hero-lead{font-size:20px;line-height:1.75;max-width:470px;color:#d6d0dc;margin-bottom:14px}.hero-detail{font-size:18px;line-height:1.9;max-width:410px;margin-bottom:40px}.hero-product{display:flex;justify-content:center;align-items:center;min-width:0;min-height:450px;position:relative}.product-shot{width:100%;height:auto;object-fit:contain}.hero-product .product-shot{max-height:min(73svh,760px);width:100%;filter:drop-shadow(0 32px 45px rgba(0,0,0,.34));transition:opacity .18s}.hero-product .changing{opacity:.05}.shot-scrolling{clip-path:inset(4.5% 3.3% 4.7% 2.2% round 9px)}.shot-classic{clip-path:inset(2.1% 2% 1.8% 1.9% round 9px)}.shot-single{clip-path:inset(6.2% 2.5% 5.2% 2% round 9px)}.shot-mini{clip-path:inset(4.8% 1.9% 4.2% 2.2% round 9px)}.theme-strip{margin-top:34px;padding-top:24px;position:relative}.theme-strip h2{font-size:20px;font-weight:500;letter-spacing:0;margin-bottom:24px}.theme-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:0}.theme-tab{padding:18px 26px 22px;text-align:left;display:flex;gap:22px;align-items:flex-start;border-left:1px solid var(--line);position:relative;transition:color .2s}.theme-tab:first-child{padding-left:0;border:0}.theme-tab .icon{width:32px;height:32px;color:#737d89;margin-top:4px}.theme-tab strong{display:block;font-weight:500;font-size:19px;margin-bottom:10px}.theme-description{display:block;font-size:14px;color:var(--muted);line-height:1.7}.theme-tab[aria-selected=true]{color:var(--accent)}.theme-tab[aria-selected=true] .icon{color:var(--accent)}.theme-tab::after{content:"";position:absolute;left:26px;bottom:0;width:38px;height:2px;background:#4a4153}.theme-tab:first-child::after{left:0}.theme-tab[aria-selected=true]::after{background:var(--accent)}
.wave-styles{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-bottom:58px}.wave-style h3{margin:25px 0 13px;font-size:21px}.wave-style p{font-size:16px;line-height:1.75;margin:0;max-width:340px}.wave-preview{display:block;width:100%;height:145px}.audio-demo{background:rgba(22,16,28,.55);border:1px solid #362c40;border-radius:14px;padding:26px 30px 16px}.audio-toolbar{display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-bottom:22px}.file-picker{position:relative;overflow:hidden;cursor:pointer;flex-shrink:0;padding-inline:20px;min-height:48px}.file-picker input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.mode-tabs{display:flex;gap:14px;flex:1;min-width:0}.mode-tabs button{padding:12px 16px 14px;font-size:16px;min-height:48px;color:var(--muted);border-bottom:2px solid transparent}.mode-tabs button[aria-selected=true]{color:var(--text);border-bottom-color:var(--accent)}.audio-meta{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:20px;color:var(--muted);font-size:16px}.audio-meta>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.audio-time{font-variant-numeric:tabular-nums;font-family:Consolas,monospace;white-space:nowrap}.audio-surface{display:flex;align-items:center;gap:24px}.play-button{border:1px solid #b1a5bd;width:78px;height:78px;flex:0 0 78px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:border-color .2s,color .2s}.play-button .icon{width:25px;height:25px;fill:currentColor;stroke-width:0;margin-left:3px}.play-button.is-playing{border-color:var(--accent);color:var(--accent)}.play-button.is-playing .icon{margin-left:0}.play-button:not(:disabled):hover{border-color:var(--accent);color:var(--accent)}.audio-visual{height:130px;position:relative;flex:1;min-width:0;background:#0a070c;border-radius:10px;overflow:hidden}.audio-visual canvas{display:block;width:100%;height:100%;cursor:crosshair}.audio-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#737e8b;font-size:16px;text-align:center;padding:20px;pointer-events:none}.audio-placeholder[hidden]{display:none}.audio-demo input[type=range]{width:100%;height:28px;accent-color:var(--accent);margin:16px 0 0;display:block;cursor:pointer;outline-offset:3px}.audio-demo input[type=range]:disabled{opacity:.2;cursor:default}.audio-status{font-size:14px;margin:8px 0 0;min-height:0;color:var(--muted)}.audio-status:empty{display:none}.audio-status.error{color:#f38aa3}.audio-demo[aria-busy=true] .audio-placeholder::before{content:"";width:16px;height:16px;border:2px solid #392a48;border-top-color:var(--accent);border-radius:50%;margin-right:12px;animation:spin 1s linear infinite}.local-note{display:flex;align-items:center;gap:10px;font-size:14px;margin:22px 0 4px}.local-note .icon{width:17px;height:17px}.format-note{font-size:13px;color:#7d8997;margin:0;padding-left:27px}@keyframes spin{to{transform:rotate(360deg)}}
.features .section-heading{text-align:center;margin-bottom:56px}.features .section-heading p{margin-inline:auto}.feature-layout{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:70px}.feature-product .product-shot{max-height:650px}.feature-list li{display:flex;gap:25px;padding-block:22px;border-bottom:1px solid var(--line)}.feature-list li:first-child{padding-top:0}.feature-list li:last-child{padding-bottom:0;border-bottom:0}.feature-number{color:var(--accent);font-size:39px;font-weight:300;line-height:1.25;letter-spacing:-.045em;flex:0 0 48px}.feature-list h3{font-size:21px;margin:0 0 8px}.feature-list p{font-size:16px;margin:0;line-height:1.7}.tools{padding-block:120px;overflow:hidden;background:#0a070c}.tools .section-heading{margin-bottom:24px;z-index:2}.studio-scene{position:relative;width:100%;max-width:1920px;margin-inline:auto;height:clamp(320px,42vw,700px);overflow:hidden;isolation:isolate}.studio-scene img{width:100%;height:100%;object-fit:cover;object-position:center 50%;filter:brightness(.7)}.studio-scene::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 37% 46% at 63% 42%,transparent 0%,rgba(10,7,12,.13) 44%,rgba(10,7,12,.75) 100%),linear-gradient(180deg,#0a070c 0%,transparent 22%,transparent 70%,#0a070c 100%);pointer-events:none}.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:46px;z-index:1}.tool-item{display:flex;gap:20px;padding:26px 28px;border-left:1px solid var(--line)}.tool-item:nth-child(4n+1){border-left:0;padding-left:0}.tool-item:nth-child(-n+4){border-bottom:1px solid var(--line);padding-bottom:32px}.tool-item:nth-child(n+5){padding-top:32px}.tool-item>.icon{color:var(--accent);width:30px;height:30px;margin-top:4px}.tool-item h3{font-size:21px;margin-bottom:15px}.tool-item p{font-size:16px;margin:0;line-height:1.85}.mini-layout{display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:90px}.mini h2{max-width:460px}.mini-product{position:relative}.mini-product::before{content:"";position:absolute;inset:-80px -30px;z-index:-1;background:radial-gradient(ellipse,rgba(38,27,49,.24),transparent 70%)}.mini .section-description{margin-top:25px}.plain-list{margin-top:52px}.plain-list li{display:flex;gap:24px;align-items:center;font-size:18px;padding:18px 0;border-bottom:1px solid var(--line)}.plain-list li::before{content:"";width:24px;height:1px;background:var(--accent);flex-shrink:0}.plain-list li:last-child{border:0}.privacy{background:#0f0a14}.privacy-layout{display:grid;grid-template-columns:1fr 1.15fr;align-items:center;gap:100px}.privacy h2{margin-bottom:34px}.privacy-list{border-left:1px solid var(--line);padding-left:70px}.privacy-list li{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:32px;border-bottom:1px solid var(--line);font-size:23px}.privacy-list li:last-child{border-bottom:0}.privacy-list li::after{content:"";width:25px;height:1px;flex-shrink:0;background:var(--accent)}.closing{overflow:hidden;min-height:calc(100svh - 116px);text-align:center}.closing-content{padding-bottom:30px}.closing h2{max-width:740px;margin:0 auto 35px;font-size:clamp(40px,4vw,64px)}.closing .section-description{margin-inline:auto;max-width:950px}.closing .actions{justify-content:center;margin-top:50px;gap:24px}.closing .button{min-width:220px}.site-footer{position:relative;border-top:1px solid var(--line);padding:34px 0;background:#0c0810}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}.footer-inner nav{display:flex;gap:28px;flex-wrap:wrap;color:var(--muted);font-size:14px}.footer-inner nav a{padding-block:10px}.footer-inner nav a:hover{color:var(--accent)}.footer-inner .brand{font-size:22px}.footer-inner .brand img{width:28px;height:28px}
.page-heading{padding-top:calc(var(--header) + 90px);padding-bottom:90px}.page-heading h1{font-size:clamp(42px,4.7vw,70px);margin-bottom:28px}.page-heading p{font-size:21px;line-height:1.85;max-width:750px;margin-bottom:0}.download-intro{position:relative;isolation:isolate;overflow:hidden;min-height:84svh;padding-bottom:80px}.download-intro .page-heading{text-align:center}.download-intro .page-heading p{margin-inline:auto}.download-intro .sound-field{height:400px;top:210px;bottom:auto;opacity:.45}.platforms{display:grid;grid-template-columns:1fr 1fr;margin-top:50px;position:relative}.platform{text-align:center;padding:26px 40px;scroll-margin-top:110px}.platform+.platform{border-left:1px solid var(--line)}.platform>.icon{display:inline-block;width:44px;height:44px;vertical-align:middle;margin-right:15px}.platform h2{display:inline-block;font-size:40px;vertical-align:middle;margin:0}.platform .button{display:flex;margin:35px auto 22px;width:min(290px,100%);border-color:#9a8ca7;opacity:.52;color:#c2b8cb}.platform p{font-size:16px;margin:0}.download-faq{padding:100px 0 140px;border-top:1px solid var(--line)}.download-faq .section-heading{margin-bottom:48px}.download-faq h2{font-size:32px}.faq-layout{display:grid;grid-template-columns:1fr 1.2fr;align-items:center;gap:80px}.faq-item{padding:24px 0;border-bottom:1px solid var(--line)}.faq-item:first-child{padding-top:0}.faq-item:last-child{border:0}.faq-item h3{font-size:20px;margin-bottom:12px}.faq-item p{margin:0;font-size:16px}.about-intro{background:#0a070c}.about-intro .page-heading{padding-bottom:30px}.about-intro h1{max-width:950px}.about-intro .page-heading p{max-width:700px}.about-scene{height:clamp(380px,46vw,750px)}.about-principles{background:#120d17;padding:100px 0}.principle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}.principle-grid article{text-align:center;padding:20px 40px;border-left:1px solid var(--line)}.principle-grid article:first-child{border:0}.principle-grid .icon{color:var(--accent);margin:0 auto 30px;width:36px;height:36px}.principle-grid h2{font-size:32px;margin-bottom:22px}.principle-grid p{margin:0 auto;max-width:310px;font-size:18px}.about-privacy{min-height:80svh}.about-closing{padding:100px 0 120px}.about-closing .container{display:flex;align-items:center;justify-content:space-between;gap:40px}.about-closing h2{margin:0}
@media(min-width:1800px){.hero-main{grid-template-columns:.8fr 1.3fr;gap:65px;min-height:720px}.hero h1{font-size:96px}.hero-lead{font-size:23px}.hero-detail{font-size:21px}.hero-product .product-shot{max-height:850px}.theme-strip{margin-top:50px}.wave-preview{height:180px}.chapter{padding-block:160px}.hero{padding-top:130px;padding-bottom:60px}.feature-product .product-shot{max-height:740px}.feature-list li{padding-block:28px}.tools{padding-block:140px}}
@media(max-width:1199px){:root{--gutter:32px;--header:72px}.header-inner{gap:20px}.main-nav{gap:20px}.main-nav a{font-size:14px}.brand{font-size:22px}.hero-main{grid-template-columns:.85fr 1.1fr;gap:15px;min-height:540px}.hero h1{font-size:58px}.hero-lead{font-size:18px}.hero-detail{font-size:16px}.hero .actions{gap:20px}.theme-description{font-size:14px}.theme-tab{padding-inline:18px;gap:14px}.theme-tab strong{font-size:17px}.theme-tab .icon{width:25px}.chapter{padding-block:100px}.hero{padding-top:105px;padding-bottom:45px}.split-heading{gap:40px}.split-heading h2{max-width:500px}.split-heading p{max-width:320px;font-size:18px}.wave-styles{gap:22px}.wave-style p{font-size:15px}.mode-tabs{gap:6px}.mode-tabs button{padding-inline:12px;font-size:15px}.feature-layout{gap:35px}.feature-list h3{font-size:19px}.feature-list p{font-size:15px}.feature-number{font-size:34px;flex-basis:39px}.feature-list li{gap:18px;padding-block:19px}.tool-item{padding-inline:18px;gap:13px}.tool-item h3{font-size:18px}.tool-item p{font-size:15px}.tool-item>.icon{width:24px}.mini-layout{gap:45px}.privacy-layout{gap:45px}.privacy-list{padding-left:40px}.privacy-list li{font-size:20px}.footer-inner{flex-wrap:wrap}.footer-inner nav{gap:20px}.faq-layout{gap:40px}}
@media(max-width:950px){.menu-toggle{display:block}.main-nav{position:absolute;top:var(--header);left:0;right:0;background:#110c16;border-bottom:1px solid var(--line);padding:16px var(--gutter) 24px;height:auto;display:none;flex-direction:column;align-items:stretch;gap:0;max-height:calc(100svh - var(--header));overflow:auto}.menu-open .main-nav{display:flex}.main-nav a{height:54px;font-size:17px;border-bottom:1px solid var(--line)}.main-nav a::after{display:none}.main-nav a[aria-current]{color:var(--accent)}.main-nav a:last-child{border:0}.hero-main{grid-template-columns:1fr;gap:0;min-height:0}.hero-copy{padding-top:10px;padding-bottom:30px;max-width:720px}.hero h1{font-size:clamp(52px,7vw,76px)}.hero-detail{max-width:580px;font-size:18px}.hero-product{min-height:0;max-width:800px;margin-inline:auto;width:100%}.hero-product .product-shot{max-height:none;width:100%;max-width:800px}.theme-strip{margin-top:20px}.theme-tabs{gap:0}.theme-tab .icon{display:none}.theme-tab{padding-inline:20px}.theme-strip h2{font-size:20px}.chapter{min-height:90svh}.split-heading{display:block}.split-heading h2{max-width:650px}.split-heading p{max-width:600px;margin-top:25px}.wave-styles{grid-template-columns:1fr 1fr;gap:38px 32px}.wave-preview{height:150px}.wave-style h3{margin-top:14px}.wave-style p{font-size:16px}.audio-toolbar{gap:18px}.mode-tabs{flex-basis:100%;justify-content:space-between}.mode-tabs button{font-size:16px}.feature-layout{grid-template-columns:1fr}.feature-product{max-width:580px;width:100%;margin-inline:auto}.feature-list{max-width:700px;width:100%;margin-inline:auto}.feature-list h3{font-size:22px}.feature-list p{font-size:16px}.feature-list li{padding-block:26px}.feature-number{font-size:36px;flex-basis:48px}.tool-grid{grid-template-columns:1fr 1fr;margin-top:20px}.tool-item{padding:24px!important;border-left:1px solid var(--line)!important;border-bottom:1px solid var(--line)}.tool-item:nth-child(odd){padding-left:0!important;border-left:0!important}.tool-item:nth-last-child(-n+2){border-bottom:0}.tool-item h3{font-size:21px}.tool-item p{font-size:16px}.tool-item>.icon{width:28px}.studio-scene{height:auto;aspect-ratio:1672/941}.mini-layout{grid-template-columns:1fr;gap:45px}.mini-product{max-width:650px;width:100%;margin-inline:auto}.mini-layout>div:last-child{max-width:650px;margin-inline:auto;width:100%}.mini h2{max-width:600px}.privacy-layout{grid-template-columns:1fr;gap:35px}.privacy-list{padding:0;border:0}.privacy-list li{font-size:23px;padding-block:30px}.closing h2{max-width:650px}.footer-inner nav{order:3;width:100%}.page-heading{padding-top:145px;padding-bottom:70px}.faq-layout{grid-template-columns:1fr;gap:50px}.faq-layout .product-shot{max-width:650px;margin:auto}.principle-grid article{padding-inline:25px}.principle-grid p{font-size:16px}.about-closing .container{align-items:flex-start;flex-direction:column}.about-intro h1{max-width:720px}}
@media(max-width:600px){:root{--gutter:24px;--header:64px}body{font-size:16px}h1{font-size:40px}h2{font-size:32px;line-height:1.35}h3{font-size:19px}.header-inner{gap:12px}.brand{font-size:22px;gap:7px}.brand img{width:29px;height:29px}.header-controls{gap:9px}.languages{gap:3px}.languages button{font-size:13px}.menu-toggle{padding:10px}.chapter{min-height:0;padding-block:80px}.hero{padding-top:106px;padding-bottom:72px}.hero-copy{padding:0 0 28px}.hero h1{font-size:44px;line-height:1.28;margin-bottom:25px}.hero-lead{font-size:17px;margin-bottom:13px}.hero-detail{font-size:16px;margin-bottom:30px}.hero .actions{flex-direction:column;gap:12px;align-items:stretch}.button{min-height:52px;font-size:16px;padding:14px 22px}.hero .text-link{text-align:center}.hero-product{margin-inline:-8px;width:calc(100% + 16px)}.theme-strip{margin-top:22px;padding-top:5px}.theme-strip h2{font-size:18px;margin-bottom:14px}.theme-tab{display:block;text-align:center;padding:14px 8px 18px!important;border-left:0;font-size:15px}.theme-tab strong{font-size:16px;margin-bottom:0;line-height:1.4}.theme-description{display:none}.theme-tab::after{width:calc(100% - 16px);left:8px!important;bottom:0;background:#342c3b;height:1px}.theme-tab[aria-selected=true]::after{height:2px}.section-heading{margin-bottom:42px}.section-heading h2{margin-bottom:22px}.section-heading p,.section-description{font-size:17px;line-height:1.85}.split-heading p{margin-top:22px}.wave-styles{gap:35px 22px;margin-bottom:42px}.wave-preview{height:82px}.wave-style h3{font-size:18px;margin:17px 0 10px}.wave-style p{font-size:14px;line-height:1.75}.audio-demo{padding:20px 16px 14px;border-radius:12px}.audio-toolbar{display:block;margin-bottom:22px}.file-picker{width:100%;padding-inline:8px;min-height:50px}.mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;margin-top:18px}.mode-tabs button{font-size:14px;padding:11px 4px;min-height:48px}.audio-meta{display:flex;flex-direction:column;align-items:stretch;gap:8px;font-size:14px}.audio-meta>span:first-child{white-space:normal;overflow-wrap:anywhere}.audio-time{align-self:flex-end;font-size:14px}.audio-surface{display:grid;grid-template-columns:1fr;gap:18px}.audio-visual{height:140px;grid-row:1;min-width:0}.audio-placeholder{font-size:14px;padding:16px}.play-button{width:52px;height:52px;flex-basis:52px;grid-row:2}.play-button .icon{width:19px;height:19px}.audio-demo input[type=range]{margin-top:-40px;width:calc(100% - 75px);margin-left:75px;margin-bottom:15px;min-height:28px}.audio-status{margin-top:15px;font-size:14px}.local-note{align-items:flex-start;font-size:13px;gap:8px;line-height:1.7}.local-note .icon{margin-top:4px;flex:0 0 16px}.format-note{font-size:12px;line-height:1.7;padding-left:24px}.features .section-heading{text-align:left;margin-bottom:42px}.feature-product{display:none}.feature-list li{gap:18px;padding-block:23px}.feature-number{font-size:23px;flex-basis:28px;line-height:1.5}.feature-list h3{font-size:19px;margin-bottom:10px}.feature-list p{font-size:15px;line-height:1.8}.tools .section-heading{margin-bottom:32px}.tools .section-heading h2{max-width:330px}.studio-scene{max-width:none}.studio-scene img{filter:brightness(.74)}.tool-grid{gap:0;margin-top:25px}.tool-item{display:block;padding:24px 0 24px 18px!important}.tool-item:nth-child(odd){padding-right:18px!important}.tool-item>.icon{width:25px;height:25px;margin:0 0 15px}.tool-item h3{font-size:18px;margin-bottom:11px}.tool-item p{font-size:14px;line-height:1.8}.mini-layout{gap:30px}.mini-product{order:2}.mini-layout>div:last-child{display:contents}.mini h2{order:1;margin:0;max-width:340px}.mini .section-description{order:3;margin:0;font-size:17px}.plain-list{order:4;margin-top:0}.plain-list li{font-size:16px;padding:17px 0}.privacy-layout{gap:20px}.privacy h2{margin-bottom:24px}.privacy-list li{font-size:18px;padding-block:24px}.privacy-list li::after{width:18px}.closing{min-height:76svh}.closing-content{padding-bottom:0}.closing h2{font-size:36px;max-width:330px;margin-bottom:28px}.closing .section-description{font-size:16px;line-height:1.9}.closing .actions{display:grid;gap:18px;margin-top:32px}.closing .button{width:100%;min-width:0}.sound-field{height:56%;opacity:.64}.site-footer{padding-block:28px}.footer-inner{gap:25px}.footer-inner .brand{font-size:21px}.footer-inner nav{display:grid;grid-template-columns:repeat(3,1fr);gap:9px 20px;justify-content:space-between;font-size:14px}.footer-inner nav a{padding-block:7px}.page-heading{padding-top:125px;padding-bottom:55px}.page-heading h1{font-size:39px;line-height:1.35;margin-bottom:26px}.page-heading p{font-size:17px;line-height:1.85}.download-intro{min-height:0;padding-bottom:60px}.download-intro .sound-field{top:150px;height:350px}.platforms{grid-template-columns:1fr;margin-top:12px}.platform{padding:38px 0}.platform+.platform{border-left:0;border-top:1px solid var(--line)}.platform>.icon{width:32px;height:32px}.platform h2{font-size:31px}.platform p{font-size:15px}.platform .button{margin-block:25px 18px;max-width:270px}.download-faq{padding:70px 0 90px}.download-faq h2{font-size:28px}.faq-item h3{font-size:18px}.faq-item p{font-size:15px}.faq-layout{gap:36px}.about-intro .page-heading{padding-bottom:30px}.about-principles{padding-block:50px}.principle-grid{grid-template-columns:1fr;gap:0}.principle-grid article{padding:30px 0;text-align:left;border:0;border-bottom:1px solid var(--line)}.principle-grid article:last-child{border:0}.principle-grid .icon{margin:0 0 18px;width:30px;height:30px}.principle-grid h2{font-size:28px;margin-bottom:16px}.principle-grid p{max-width:none;margin:0;font-size:17px}.about-privacy{min-height:0}.about-closing{padding-block:70px 90px}.about-closing .button{width:100%}.about-closing h2{font-size:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.button:hover:not(:disabled){transform:none}}
@media(max-width:600px){.mini-product::before{inset:-60px 0}.hero-detail{max-width:none}}
/* Compact local audition: sample container, existing audio renderer. */
.audio-demo{padding:18px 20px 16px;border-radius:18px;background:#120d17}
.audio-toolbar{gap:14px;margin-bottom:12px;flex-wrap:nowrap}
.audio-demo .file-picker{width:auto;min-height:36px;padding:7px 16px;border-radius:22px;font-size:13px}
.audio-demo .mode-tabs{flex:0 1 auto;flex-basis:auto;gap:8px;margin:0;justify-content:flex-start}
.audio-demo .mode-tabs button{min-height:36px;padding:7px 16px;border:1px solid #2c2335;border-radius:22px;background:#18121e;font-size:13px;line-height:1.5;white-space:nowrap}
.audio-demo .mode-tabs button[aria-selected=true]{background:linear-gradient(110deg,#291142,#32203c);border-color:#3b294e;color:#ffffff;box-shadow:0 0 16px #681eb810}
.audio-meta{font-size:13px;margin-bottom:12px;gap:8px}
.audio-time{font-size:12px}
.audio-surface{display:flex;gap:18px;align-items:center}
.play-orbit{position:relative;width:56px;height:56px;flex:0 0 56px;isolation:isolate}
.play-orbit::before{content:"";position:absolute;inset:-3px;border-radius:50%;background:conic-gradient(from 0deg,#00d4ff,#7b2ff7,#ff297f,#ffc34b,#00d4ff);filter:blur(7px);opacity:.8;z-index:-1;animation:audio-rgb-orbit 8s linear infinite,audio-rgb-breathe 3s ease-in-out infinite alternate}
.audio-demo .play-button{width:100%;height:100%;border:1px solid #513e63;background:#130d19;color:#ffffff;opacity:1}
.audio-demo .play-button:disabled{color:#c1b8ca}
.audio-demo .play-button .icon{width:20px;height:20px}
.audio-visual{height:70px;border-radius:10px;cursor:crosshair;touch-action:pan-y}
.audio-visual:focus-within{outline:2px solid var(--accent);outline-offset:4px}
.audio-placeholder{font-size:13px;padding:10px}
.audio-demo .audio-visual input[type=range]{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;pointer-events:none}
.wave-time-capsule{position:absolute;top:3px;transform:translateX(-50%);min-width:52px;padding:1px 8px;font:11px/18px Consolas,monospace;font-variant-numeric:tabular-nums;text-align:center;color:#faf6fd;background:#1a1221ed;border:1px solid #ffffff24;border-radius:99px;pointer-events:none;z-index:2}
.wave-hover-line{position:absolute;top:23px;bottom:0;width:1px;background:#f3eafc66;pointer-events:none}
.wave-hover-line.is-hovering{background:#f3eafcb3}
.wave-time-capsule[hidden],.wave-hover-line[hidden]{display:none}
.audio-status{font-size:12px;margin-top:8px;line-height:1.5}
.audio-demo[data-state=ready] .audio-status,.audio-demo[data-state=playing] .audio-status,.audio-demo[data-state=paused] .audio-status{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.motion-paused .play-orbit::before{animation-play-state:paused}
@keyframes audio-rgb-orbit{to{transform:rotate(360deg)}}
@keyframes audio-rgb-breathe{from{opacity:.55}to{opacity:.95}}
@media(max-width:950px){.audio-toolbar{flex-wrap:wrap}.audio-demo .mode-tabs{flex-wrap:wrap}.audio-demo .mode-tabs button{padding-inline:12px}}
@media(max-width:600px){.audio-demo{padding:16px 14px 14px}.audio-toolbar{display:flex;gap:12px}.audio-demo .mode-tabs{display:grid;grid-template-columns:1fr 1fr;flex-basis:100%;gap:6px}.audio-demo .mode-tabs button{font-size:12px;min-height:34px;padding:6px 8px;white-space:normal}.audio-meta{flex-direction:column;gap:4px;margin-bottom:10px}.audio-surface{gap:12px}.play-orbit{width:44px;height:44px;flex-basis:44px}.audio-visual{height:62px;flex:1}.audio-demo .play-button .icon{width:16px;height:16px}.audio-placeholder{font-size:12px}.audio-demo .audio-visual input[type=range]{min-height:0}.wave-time-capsule{font-size:10px;min-width:48px;padding-inline:6px}}
@media(prefers-reduced-motion:reduce){.play-orbit::before{animation:none}}
/* About: product principles followed by voluntary development support. */
.about-software{position:relative;isolation:isolate;padding:170px 0 110px;min-height:90svh;display:flex;align-items:center;overflow:hidden}
.about-content{max-width:1120px}.about-eyebrow{font-size:14px;letter-spacing:.12em;color:var(--accent);margin-bottom:28px}
.about-content h1{font-size:clamp(40px,4.5vw,68px);margin-bottom:34px;max-width:1000px}
.about-description{max-width:840px;font-size:21px;line-height:1.95;color:#d1c8da;margin-bottom:20px}
.about-detail{max-width:840px;font-size:17px;line-height:1.95;margin-bottom:0}
.about-values{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin-top:76px;padding-top:34px;border-top:1px solid var(--line)}
.about-values h2{font-size:23px;letter-spacing:-.02em;margin-bottom:14px}.about-values p{font-size:15px;line-height:1.85;margin:0;max-width:230px}
.about-support{padding:120px 0 110px;border-top:1px solid var(--line);background:#0f0a14}.support-content{max-width:1040px;text-align:center}
.support-content>h2{font-size:clamp(32px,3.2vw,48px);margin-bottom:30px}.support-description{max-width:770px;margin:0 auto 16px;font-size:18px;line-height:1.95}.support-use{max-width:770px;margin:0 auto;font-size:16px;line-height:1.9}
.support-codes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;max-width:680px;margin:52px auto 34px}
.support-code{margin:0;padding:28px 24px 24px;border:1px solid var(--line);border-radius:16px;background:#17101d}.support-code h3{font-size:20px;margin-bottom:24px;letter-spacing:0}.support-code.wechat h3{color:#9e71d9}.support-code.alipay h3{color:#c295ee}
.qr-crop{display:block;position:relative;width:100%;max-width:240px;aspect-ratio:1;overflow:hidden;background:white;margin:0 auto;border-radius:8px}
.qr-crop img{position:absolute;max-width:none;height:auto;filter:none}
.wechat .qr-crop img{width:232.833333%;left:-66.666667%;top:-75%}
.alipay .qr-crop img{width:194.615385%;left:-47.115385%;top:-108.653846%}
.support-code figcaption p{font-size:14px;margin:20px 0 5px}.qr-original{display:inline-block;padding:5px 0;color:#bfaecf;font-size:12px;text-decoration:underline;text-underline-offset:4px}.qr-original:hover{color:var(--accent)}
.support-voluntary{font-size:14px;line-height:1.9;max-width:650px;margin:0 auto}.support-thanks{font-size:16px;color:#e3dce9;margin:34px 0 0}
@media(max-width:950px){.about-software{padding-top:145px;min-height:0}.about-values{grid-template-columns:1fr 1fr;gap:30px}.about-values p{max-width:none}.about-support{padding-block:90px}}
@media(max-width:600px){.about-software{padding:120px 0 72px}.about-eyebrow{font-size:12px;margin-bottom:22px}.about-content h1{font-size:38px;line-height:1.4;margin-bottom:28px}.about-description{font-size:17px;line-height:1.9}.about-detail{font-size:15px}.about-values{margin-top:40px;padding-top:28px;gap:28px 22px}.about-values h2{font-size:19px}.about-values p{font-size:13px}.about-support{padding:72px 0}.support-content>h2{font-size:31px;line-height:1.4}.support-description{font-size:16px;text-align:left}.support-use{font-size:14px;text-align:left}.support-codes{grid-template-columns:1fr;max-width:312px;gap:24px;margin-top:34px}.support-code{padding:26px 24px 22px}.support-voluntary{font-size:13px;text-align:left}.support-thanks{font-size:14px;line-height:1.8}}
.download-sources{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:22px auto 15px;max-width:460px}body[data-page="download"] .platform .download-sources .button{flex:1 1 180px;width:auto;min-width:0;max-width:290px;margin:0}@media(max-width:600px){.download-sources{margin-block:16px 12px}}