:root{--paper:#f3f0e8;--ink:#17251e;--muted:#5d645c;--line:#d6d7ca;--amber:#bd8e4f;--night:#17271f;--night-muted:#b9c1b3;--serif:"Iowan Old Style","Baskerville","Palatino Linotype","Book Antiqua",Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--gutter:clamp(24px,5.2vw,84px)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:36px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased}body.has-player{padding-bottom:112px}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait}a{color:inherit;text-decoration:none}a:hover{text-decoration-thickness:1px}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid 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figcaption{position:absolute;bottom:25px;left:27px;right:27px;color:#e1d7b9;display:flex;justify-content:space-between;align-items:flex-end;gap:18px;font-size:9px;line-height:1.5}.hero-art figcaption>span:first-child{letter-spacing:.2em}.hero-art figcaption>span:last-child{max-width:140px;text-align:right;font-family:var(--serif);font-size:14px;letter-spacing:-.01em}.hero-bottom{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;min-height:103px;font-size:9px;letter-spacing:.18em;color:#73796e}.hero-bottom a{width:44px;height:44px;display:grid;place-items:center;color:var(--ink)}.listening-section{background:var(--night);color:var(--paper);padding-block:107px 64px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:14%;align-items:end;margin-bottom:55px}.section-heading .eyebrow{color:#c0b18b}.section-heading 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#e5e0d080;background:#f3f0e8;color:#17251e;border-radius:50%;width:60px;height:60px;display:grid;place-items:center;z-index:1;transition:background .2s,transform .2s}.play-button:hover{background:#fff;transform:scale(1.05)}.play-button svg{width:22px;height:22px}.icon-pause{display:none}.is-playing .icon-play{display:none}.is-playing .icon-pause{display:inline-flex}.sound-number{position:absolute;bottom:28px;right:23px;font-family:var(--serif);color:#faf5e6;font-size:33px;z-index:1}.sound-meta{margin-top:23px;display:flex;align-items:center;justify-content:space-between;gap:12px;text-transform:uppercase;letter-spacing:.1em;color:#bac4b6;font-size:9px}.sound-card 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.eyebrow{color:#78765e}.app-copy h2{font-size:clamp(53px,5vw,78px);line-height:1.04;margin-top:25px;margin-bottom:27px}.app-intro{font-size:15px;line-height:1.8;color:var(--muted);max-width:410px}.app-points{list-style:none;margin:32px 0 0;padding:0}.app-points li{display:flex;gap:18px;border-top:1px solid var(--line);padding-block:19px}.point-number{font-family:var(--serif);font-size:15px;color:#8a744d;line-height:1.5}.app-points h3{font-size:13px;margin-bottom:6px}.app-points p{font-size:12px;line-height:1.75;color:var(--muted);max-width:355px}.coming-note{display:flex;align-items:center;gap:9px;font-size:10px;margin-top:18px;color:#656d5f}.status-dot{height:5px;width:5px;border-radius:50%;background:#8f9e70;flex:none}.approach-section{background:#e8e8dd;padding-block:111px 84px}.manifesto{text-align:center;max-width:900px;margin-inline:auto}.manifesto .eyebrow{color:#72765e}.manifesto h2{font-size:clamp(43px,4.7vw,70px);line-height:1.12;margin-top:30px}.manifesto>p:last-child{font-size:15px;line-height:1.85;color:var(--muted);max-width:548px;margin:30px auto 0}.principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:70px;margin-top:76px}.principles article{border-top:1px solid #c9cdbb;padding-top:24px}.principle-icon{color:#7c815e;margin-bottom:25px}.principle-icon svg{width:31px;height:31px}.principles h3{font-family:var(--serif);font-size:24px;font-weight:400;letter-spacing:-.025em;margin-bottom:14px;line-height:1.25}.principles p{font-size:12px;color:var(--muted);line-height:1.85}.outro{text-align:center;padding-top:116px;padding-bottom:75px}.outro>img{margin:auto;width:74px;height:74px;border-radius:18px}.outro h2{font-size:clamp(45px,5vw,76px);line-height:1.08;margin-top:30px;margin-bottom:25px}.outro>p{font-size:13px;color:var(--muted);line-height:1.9}.outro>.button{margin-top:30px}.support-line{display:flex;justify-content:center;gap:14px;align-items:center;font-size:11px;margin-top:58px}.support-line>a{min-height:44px;display:inline-flex;gap:8px;align-items:center;text-decoration:underline;text-underline-offset:4px}.support-line svg{width:16px;height:16px}.site-footer{padding-bottom:28px}.footer-top{border-top:1px solid var(--line);padding-top:35px;display:flex;align-items:center;justify-content:space-between;gap:24px}.footer-wordmark{font-family:var(--serif);font-size:37px;letter-spacing:-.05em;line-height:1}.footer-wordmark>span{display:block;font-family:var(--sans);font-size:8px;letter-spacing:.15em;margin-top:10px}.footer-top>p{font-family:var(--serif);font-style:italic;font-size:17px;color:#6b7161}.footer-bottom{display:flex;align-items:center;justify-content:space-between;font-size:9px;color:#6c7464;margin-top:39px;gap:20px}.footer-bottom nav{display:flex;gap:25px}.footer-bottom nav>a{display:inline-flex;align-items:center;min-height:44px}.footer-bottom nav>a:hover{text-decoration:underline;text-underline-offset:4px}.preview-player{position:fixed;z-index:8;bottom:18px;left:50%;transform:translateX(-50%);background:#f6f3eb;color:var(--ink);border:1px solid #c1c4b1;box-shadow:0 6px 35px #0002;width:min(850px,calc(100% - 38px));min-height:86px;display:flex;align-items:center;gap:17px;padding:15px 18px}.player-art{height:52px;width:52px;object-fit:cover;flex:none}.player-info{width:205px;min-width:0;flex:none}.player-kicker{display:block;font-size:8px;letter-spacing:.1em;text-transform:uppercase;color:#73775f;line-height:1.5}.player-title{font-family:var(--serif);font-size:18px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-place{font-size:9px;line-height:1.5;color:#68715f;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-toggle{border:0;min-height:46px;min-width:46px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center;flex:none}.player-toggle svg{height:19px;width:19px}.player-progress{flex:1;min-width:60px}.player-progress input{width:100%;display:block;height:28px;margin:0;accent-color:#5a6841;cursor:pointer}.player-time{display:flex;justify-content:space-between;font-size:8px;color:#65705d;font-variant-numeric:tabular-nums}.player-fallback{font-size:8px;min-height:44px;max-width:57px;display:flex;align-items:center;line-height:1.5;text-decoration:underline;text-underline-offset:3px}.player-close{width:44px;height:44px;border:0;background:transparent;display:grid;place-items:center;color:#5b6654;flex:none}.player-close:hover{background:#e8e8dd}.player-close svg{width:18px;height:18px}html[lang="zh-Hans"]{--serif:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",Georgia,serif}html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2{letter-spacing:-.055em}html[lang="zh-Hans"] .hero h1{font-size:clamp(65px,6.7vw,106px);line-height:1.2}html[lang="zh-Hans"] .brand>span,html[lang="zh-Hans"] .footer-wordmark{font-family:"Iowan Old Style",Baskerville,Georgia,serif}html[lang="zh-Hans"] .brand-sub{font-size:9px;letter-spacing:.24em}html[lang="zh-Hans"] .section-heading h2,html[lang="zh-Hans"] .app-copy h2,html[lang="zh-Hans"] .manifesto h2,html[lang="zh-Hans"] .outro h2{line-height:1.3}html[lang="zh-Hans"] .sound-card h3{font-size:28px;line-height:1.3}html[lang="zh-Hans"] .principles h3{font-size:24px;line-height:1.4}
@media(min-width:1600px){.hero-art{max-height:none;height:730px}.hero-copy{padding-top:110px}.hero h1{font-size:116px}.hero-intro{font-size:17px;max-width:400px}.sound-image{height:480px}}
@media(max-width:1150px){.site-header{min-height:100px}.hero{column-gap:4%}.hero-copy{padding-top:60px;padding-bottom:45px}.hero h1{font-size:7.2vw;margin-top:28px}.hero-intro{font-size:14px;max-width:320px}.hero-art{height:570px;min-height:510px;max-height:650px}.hero-art figcaption{left:20px;right:20px;bottom:20px}.hero-art figcaption>span:last-child{font-size:12px;max-width:115px}.hero-bottom{min-height:90px}.listening-section{padding-top:85px}.sound-grid{gap:22px}.sound-image{height:340px}.sound-card h3{font-size:26px}.sound-meta{font-size:8px;letter-spacing:.065em}.sound-credit{font-size:8px;gap:8px}.sound-hint{min-height:59px}.app-section{gap:8%;padding-block:100px}.app-image{min-height:660px;padding-inline:22px}.phone-frame{width:220px;border-radius:37px}.phone-frame img{border-radius:31px}.app-copy h2{font-size:62px}.app-intro{font-size:14px}.principles{gap:40px}.principles h3{font-size:23px}.section-heading{gap:10%}.section-intro{font-size:14px}html[lang="zh-Hans"] .hero h1{font-size:6.9vw}}
@media(max-width:800px){:root{--gutter:26px}.site-header{min-height:102px;gap:15px}.site-header nav{gap:20px}.site-header nav a{font-size:11px}.brand>span{font-size:25px}.brand img{width:38px;height:38px}.brand-sub{font-size:7px}.language-switch{font-size:11px;padding-left:14px;margin-left:0}.hero{grid-template-columns:1.1fr 1fr}.hero-copy{padding-top:30px}.hero h1{font-size:7.7vw;letter-spacing:-.06em}.hero-intro{font-size:13px;line-height:1.8;max-width:270px}.hero-art{height:500px;min-height:470px}.hero-art figcaption{display:block;font-size:8px}.hero-art figcaption>span:last-child{display:block;text-align:left;max-width:none;margin-top:6px;font-size:11px}.eyebrow{font-size:9px;letter-spacing:.1em}.hero-copy .button{font-size:11px;gap:10px;padding-inline:16px;min-height:54px}.availability{font-size:9px;max-width:230px}.hero-bottom{min-height:76px;font-size:8px;letter-spacing:.12em}.section-heading{gap:7%}.section-heading h2{font-size:44px}.section-intro{font-size:13px}.quiet-note{font-size:10px}.sound-grid{gap:17px}.sound-image{height:280px}.scene-label{left:16px;top:16px;font-size:9px}.play-button{left:16px;bottom:16px;width:50px;height:50px}.sound-number{right:16px;bottom:20px;font-size:27px}.sound-meta{margin-top:18px;letter-spacing:0;font-size:8px}.sound-card h3{font-size:23px}.sound-place{font-size:9px;min-height:27px}.sound-hint{font-size:11px;min-height:72px;margin-top:14px}.sound-credit{align-items:flex-start;flex-direction:column;gap:0;margin-top:20px;padding-top:13px}.sound-credit>a{min-height:36px}.app-section{grid-template-columns:1fr 1.05fr;gap:6%;padding-block:82px}.app-image{min-height:620px;padding:35px 20px}.phone-frame{width:205px;border-radius:34px;padding:6px}.phone-frame img{border-radius:29px}.app-copy h2{font-size:52px}.app-intro{font-size:13px}.app-points{margin-top:25px}.app-points li{gap:11px;padding-block:15px}.app-points h3{font-size:12px}.app-points p{font-size:11px}.coming-note{font-size:9px}.image-label{font-size:8px;letter-spacing:0;max-width:200px;line-height:1.6}.approach-section{padding-block:84px 70px}.manifesto h2{font-size:48px}.manifesto>p:last-child{font-size:14px;max-width:500px}.principles{gap:27px;margin-top:60px}.principles h3{font-size:21px}.principles p{font-size:11px}.outro{padding-top:90px}.outro h2{font-size:58px}.footer-top>p{font-size:14px}.footer-wordmark{font-size:33px}.player-info{width:180px}.preview-player{gap:12px}.player-fallback{display:none}html[lang="zh-Hans"] .hero h1{font-size:7.4vw}html[lang="zh-Hans"] .sound-card h3{font-size:23px}html[lang="zh-Hans"] .principles h3{font-size:21px}}
@media(max-width:600px){:root{--gutter:24px}.site-header{min-height:115px;display:grid;grid-template-columns:1fr auto;gap:0 16px;padding-top:18px;padding-bottom:7px}.brand{gap:10px}.brand img{width:34px;height:34px;border-radius:8px}.brand>span{font-size:24px}.brand-sub{font-size:6px;letter-spacing:.16em;margin-top:5px}.language-switch{grid-column:2;grid-row:1;border-left:0;padding-left:0;min-width:44px}.site-header nav{grid-column:1/-1;grid-row:2;margin-left:0;gap:28px;justify-content:flex-start;margin-top:8px}.site-header nav a{font-size:11px;min-height:44px}.hero{display:flex;flex-direction:column;gap:0;padding-top:25px}.hero-copy{padding:0 0 35px}.hero h1{font-size:clamp(58px,15.1vw,82px);line-height:1.01;letter-spacing:-.06em;margin-top:22px;margin-bottom:23px}.hero-intro{font-size:14px;line-height:1.8;max-width:340px;margin-bottom:23px}.hero-copy .button{font-size:12px;min-height:54px;padding-inline:18px}.availability{font-size:9px;max-width:none;margin-top:15px}.hero-art{height:410px;min-height:0;max-height:none;width:100%}.hero-art>img{object-position:center 44%}.hero-art figcaption{display:flex;left:21px;right:21px;bottom:21px;font-size:8px}.hero-art figcaption>span:last-child{font-size:12px;max-width:130px;text-align:right;margin:0}.hero-bottom{min-height:72px;font-size:7px;letter-spacing:.12em}.hero-bottom svg{height:20px;width:20px}.listening-section{padding-block:64px 40px}.section-heading{display:block;margin-bottom:32px}.section-heading h2{font-size:47px;line-height:1.05;margin-top:19px}.section-intro{margin-top:23px;max-width:355px;font-size:13px}.quiet-note{font-size:10px;margin-top:14px;max-width:290px}.sound-grid{display:block}.sound-card+.sound-card{margin-top:43px}.sound-image{height:auto;aspect-ratio:1.05}.sound-image img{object-position:center 39%}.scene-label{font-size:10px;left:20px;top:20px}.play-button{width:58px;height:58px;left:20px;bottom:20px}.sound-number{font-size:34px;right:21px;bottom:25px}.sound-meta{margin-top:20px;font-size:9px;letter-spacing:.08em}.sound-card h3{font-size:31px;margin-top:12px}.sound-place{font-size:11px;min-height:0;margin-top:6px}.sound-hint{font-size:12px;min-height:0;max-width:none;margin-top:16px}.sound-credit{flex-direction:row;align-items:center;font-size:9px;padding-top:5px;margin-top:20px}.sound-credit>a{min-height:44px}.artwork-note{font-size:9px;gap:0 9px;margin-top:35px;max-width:340px}.artwork-note a{min-height:34px}.app-section{padding-block:66px;display:flex;flex-direction:column-reverse;align-items:stretch;gap:34px}.app-copy h2{font-size:56px;margin-top:20px;margin-bottom:23px}.app-intro{font-size:14px;max-width:340px}.app-points{margin-top:27px}.app-points li{gap:17px;padding-block:17px}.app-points h3{font-size:13px}.app-points p{font-size:12px;max-width:340px}.point-number{font-size:15px}.coming-note{margin-top:15px;font-size:10px}.app-image{min-height:650px;padding-block:43px 30px}.phone-frame{width:234px;border-radius:38px}.phone-frame img{border-radius:32px}.image-label{font-size:9px;margin-top:34px;max-width:250px}.image-label span{font-size:8px}.approach-section{padding-block:66px 55px}.manifesto{text-align:left}.manifesto h2{font-size:41px;line-height:1.15;margin-top:23px;letter-spacing:-.05em}.manifesto>p:last-child{font-size:13px;margin-top:25px;max-width:none;line-height:1.9}.principles{display:block;margin-top:42px}.principles article{display:grid;grid-template-columns:36px 1fr;gap:0 16px;padding-top:23px;margin-top:23px}.principle-icon{margin-bottom:0;grid-row:1/3}.principle-icon svg{width:27px;height:27px}.principles h3{font-size:25px;margin-bottom:12px}.principles p{font-size:12px;max-width:335px}.outro{padding-top:68px;padding-bottom:49px}.outro>img{height:64px;width:64px;border-radius:15px}.outro h2{font-size:46px;margin-top:26px;margin-bottom:23px}.outro>p{font-size:12px;line-height:1.9}.outro>.button{min-height:54px;margin-top:26px;font-size:12px}.support-line{display:block;font-size:10px;margin-top:34px}.support-line>a{margin-left:10px}.footer-top{padding-top:28px;display:block}.footer-wordmark{font-size:35px}.footer-wordmark>span{font-size:7px}.footer-top>p{font-size:15px;margin-top:21px}.footer-bottom{display:block;font-size:9px;margin-top:24px}.footer-bottom nav{justify-content:space-between;gap:14px;margin-top:10px}.site-footer{padding-bottom:19px}.preview-player{bottom:10px;min-height:112px;padding:12px;gap:10px;flex-wrap:wrap;align-items:center;width:calc(100% - 20px)}.player-art{width:41px;height:41px}.player-info{width:calc(100% - 149px);flex:1}.player-title{font-size:16px}.player-kicker{font-size:7px}.player-place{font-size:8px}.player-toggle{width:44px;min-width:44px;min-height:44px}.player-close{width:35px;min-width:35px;height:44px}.player-progress{order:5;flex:1 0 100%;display:flex;gap:12px;align-items:center;min-height:27px}.player-progress input{width:calc(100% - 65px);height:25px}.player-time{width:55px;font-size:8px}.player-close svg{width:16px;height:16px}body.has-player{padding-bottom:137px}html[lang="zh-Hans"] .hero h1{font-size:clamp(57px,14.9vw,82px);line-height:1.2;margin-top:19px}html[lang="zh-Hans"] .hero-intro{max-width:335px}html[lang="zh-Hans"] .hero-art{height:400px}html[lang="zh-Hans"] .section-heading h2{font-size:43px}html[lang="zh-Hans"] .sound-card h3{font-size:29px}html[lang="zh-Hans"] .app-copy h2{font-size:48px}html[lang="zh-Hans"] .manifesto h2{font-size:35px}html[lang="zh-Hans"] .principles h3{font-size:23px}html[lang="zh-Hans"] .outro h2{font-size:41px}}
@media(max-width:360px){:root{--gutter:20px}.site-header nav{gap:24px}.hero h1{font-size:55px}.hero-art{height:360px}.section-heading h2{font-size:42px}.manifesto h2{font-size:36px}.outro h2{font-size:42px}.sound-image{aspect-ratio:1}.app-image{min-height:600px}.phone-frame{width:214px}html[lang="zh-Hans"] .hero h1{font-size:53px}html[lang="zh-Hans"] .manifesto h2{font-size:31px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.sound-card:hover .sound-image img,.button-dark:hover,.play-button:hover{transform:none}}
@media(forced-colors:active){.sound-image::after{display:none}.play-button,.player-toggle,.button,.preview-player{border:1px solid ButtonText}.status-dot{background:CanvasText}}

.artwork-note a{min-height:44px}.footer-wordmark{display:inline-block;min-height:44px}.brand{min-height:44px}.sound-credit{font-size:10px}.sound-place{font-size:12px}.sound-hint{font-size:13px}.principles p{font-size:13px}.app-points p{font-size:13px}
@media(max-width:800px) and (min-width:601px){.sound-place{font-size:10px}.sound-hint{font-size:12px;min-height:78px}.sound-credit{font-size:9px}.app-points p,.principles p{font-size:12px}}
@media(max-width:600px){.sound-place{font-size:12px}.sound-hint{font-size:13px}.sound-credit{font-size:10px}.principles p,.app-points p{font-size:13px}.hero-intro{font-size:15px}.section-intro{font-size:14px}.app-intro{font-size:15px}.manifesto>p:last-child{font-size:14px}}
/* Keep the native slim range track inside a full-height drag target. */
.player-progress input{height:44px;min-height:44px}
@media(max-width:600px){.player-progress{min-height:44px}.player-progress input{height:44px;min-height:44px}.player-close{width:44px;min-width:44px;height:44px;min-height:44px}.preview-player{min-height:131px}body.has-player{padding-bottom:158px}}

/* An audio-file fallback remains reachable when a mobile preview fails. */
.preview-player.has-error .player-kicker{color:#8b3e25;text-transform:none;letter-spacing:0;font-size:10px;line-height:1.4}
@media(max-width:600px){.preview-player.has-error .player-fallback{display:flex;order:6;flex:1 0 100%;max-width:none;min-height:44px;font-size:11px;line-height:1.5}body.has-player.has-player-error{padding-bottom:260px}}