:root{color-scheme:dark;--bg:#090c10;--panel:#12171c;--text:#f6f4ee;--muted:#a9b3bc;--line:#ffffff20;--cyan:#43e2d1;--pink:#ff789d;--yellow:#ffd45a}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 "Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--yellow);outline-offset:5px}img{max-width:100%;height:auto}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.25}p{color:var(--muted)}.ext-shell{width:min(1180px,calc(100% - 64px));margin:auto}.ext-nav{position:sticky;top:0;z-index:10;padding:15px 32px;display:flex;justify-content:space-between;align-items:center;gap:24px;border-bottom:1px solid var(--line);background:#090c10ed;backdrop-filter:blur(14px)}.ext-brand{display:flex;gap:12px;align-items:center;font-weight:800;line-height:1.2}.ext-brand small{display:block;font-size:11px;font-weight:500;color:var(--muted);margin-top:5px}.ext-nav 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.product-figure{width:100%;max-width:360px;margin:auto}.feature-layout{align-items:center}
@media(min-width:1700px){.hero-content{padding-top:65px}.ext-hero{min-height:730px}}
@media(max-width:850px){.feature-layout{gap:30px}.feature-list article{gap:14px;padding:20px 0}.feature-list h3{font-size:18px}.audio-features{gap:25px}.audio-features h3{font-size:20px}.install-layout{grid-template-columns:190px minmax(0,1fr);gap:30px}.privacy-note{grid-template-columns:1fr;gap:10px}.ext-nav nav{gap:20px}.hero-statement{font-size:48px}}
@media(max-width:600px){.ext-shell{width:calc(100% - 40px)}.ext-nav{padding:12px 20px;gap:12px}.ext-nav nav{gap:14px;font-size:12px}.ext-nav nav>a:not(.nav-download){display:none}.ext-nav .ext-brand{font-size:14px}.ext-nav img{width:34px}.ext-hero{min-height:670px}.hero-content{padding-top:38px}.hero-statement{font-size:38px}.ext-hero h1{font-size:24px}.hero-description{font-size:15px}.hero-icon{width:60px;margin-top:25px}.hero-bottom{padding-top:25px}.hero-bottom>span{max-width:150px}.eyebrow{font-size:10px}.eyebrow span{margin-left:10px}.ext-section{padding:55px 0}.section-heading h2{font-size:29px}.section-heading{margin-bottom:30px}.feature-layout,.audio-features,.install-layout,.release-tips{grid-template-columns:1fr;gap:28px}.feature-list article:first-child{padding-top:8px}.product-figure{max-width:420px;margin:auto;padding:15px}.browser-switch{flex-direction:row}.browser-switch button{flex:1;font-size:12px;padding:12px}.audio-features h3{font-size:22px}.release-row{flex-direction:column;align-items:start;gap:20px}.release-row .ext-button{width:100%}.release-row h3{font-size:20px}.install-steps li{gap:14px}.ext-footer{gap:22px}.ext-button{gap:15px;padding:13px 18px;font-size:13px}.hero-actions{gap:10px}.privacy-note{padding-left:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.ext-button{transition:none}.ext-button:hover{transform:none}}