:root{
  --bg:#f6f4ea;
  --ink:#183d34;
  --muted:#64736a;
  --accent:#235849;
  --accent-ink:#fffdf4;
  --line:#d8dfd1;
  --surface:#eef0e4;
  --paper:#fffdf4;
  --lime:#dbe6ad;
  --deep:#173b2c;
  --serif:"Songti SC","Noto Serif SC",Georgia,SimSun,serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 82% 7%,rgba(219,230,173,.35),transparent 28%),radial-gradient(circle at 2% 42%,rgba(255,255,255,.55),transparent 23%);z-index:-1}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
button,a,summary{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
h1,h2,h3,p,dl,dd,figure,ol,ul{margin:0}
ol,ul{padding:0;list-style:none}
.skip-link{position:fixed;left:16px;top:-60px;background:var(--accent);color:var(--accent-ink);padding:10px 18px;z-index:100}
.skip-link:focus{top:16px}

.site-header{position:sticky;top:0;z-index:30;max-width:1440px;margin:auto;padding:22px 6%;display:flex;align-items:center;gap:36px;border-bottom:1px solid transparent;background:rgba(246,244,234,.86);backdrop-filter:blur(14px)}
.site-header:after{content:"";position:absolute;left:6%;right:6%;bottom:0;height:1px;background:var(--line);opacity:.75}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{display:flex;align-items:flex-end;gap:4px;height:31px;transform:rotate(-12deg)}
.brand-mark i{display:block;width:5px;height:20px;background:var(--accent);border-radius:3px}
.brand-mark i:first-child{height:12px}
.brand-mark i:last-child{height:30px}
.brand-word{font-size:22px;font-weight:700;letter-spacing:.14em;line-height:1.05}
.brand-word small{display:block;font-size:7px;font-weight:600;letter-spacing:.2em;margin-top:6px;color:var(--muted)}
.site-header nav{display:flex;gap:28px;margin-left:auto;font-size:12px;color:var(--muted);letter-spacing:.08em}
.site-header nav a{position:relative;padding:6px 0}
.site-header nav a:hover{color:var(--accent)}
.site-header nav a:hover:after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--accent)}
.nav-cta{border:1px solid var(--line);border-radius:4px;padding:9px 15px;font-size:11px;letter-spacing:.05em;white-space:nowrap;background:rgba(255,253,244,.5)}
.nav-cta:hover{border-color:var(--accent);background:var(--paper)}

.eyebrow{display:flex;align-items:center;gap:9px;font-size:10px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;color:var(--muted)}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(35,88,73,.1)}
.hero{max-width:1440px;margin:auto;padding:78px 6% 72px;display:grid;grid-template-columns:1.03fr .97fr;gap:5%;align-items:center;min-height:690px}
.hero-copy{max-width:610px;min-width:0}
.hero .eyebrow{margin-bottom:28px}
.hero h1{font-family:var(--serif);font-size:clamp(52px,6.1vw,94px);font-weight:500;line-height:1.2;letter-spacing:-.045em}
.hero h1 em{font-style:normal;position:relative;white-space:nowrap}
.hero h1 em:after{content:"";position:absolute;left:-3%;right:-3%;bottom:.08em;height:.28em;background:var(--lime);z-index:-1;transform:rotate(-1deg)}
.hero-lead{max-width:480px;color:var(--muted);font-size:14px;line-height:2;margin-top:28px}
.hero-actions{display:flex;align-items:center;gap:26px;margin-top:32px;flex-wrap:wrap}
.primary{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;min-height:50px;padding:12px 22px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);border-radius:3px;font-size:12px;font-weight:600;letter-spacing:.03em;transition:filter .18s,transform .18s}
.primary:hover{filter:brightness(1.12);transform:translateY(-1px)}
.primary span{font-size:16px;line-height:1}
.text-link{border:0;border-bottom:1px solid var(--line);background:none;padding:8px 0 5px;font-size:12px;color:var(--accent);display:inline-flex;gap:9px;align-items:center}
.text-link:hover{border-color:var(--accent)}
.hero-meta{display:flex;gap:0;margin-top:55px;border-top:1px solid var(--line);max-width:460px}
.hero-meta div{flex:1;padding:17px 18px 0 0}
.hero-meta div+div{border-left:1px solid var(--line);padding-left:18px}
.hero-meta dt{font-family:var(--serif);font-size:22px;line-height:1.2;color:var(--accent)}
.hero-meta dd{font-size:10px;letter-spacing:.1em;color:var(--muted);margin-top:6px}
.hero-stage{position:relative;min-height:630px;min-width:0;display:flex;align-items:center;justify-content:center;isolation:isolate}
.hero-stage:before{content:"";position:absolute;width:82%;aspect-ratio:1;border-radius:50%;background:#e6ecd6;z-index:-2;top:5%;right:2%}
.hero-stage:after{content:"";position:absolute;width:58%;aspect-ratio:1;border-radius:50%;border:1px solid #ccd8b4;z-index:-1;top:16%;right:13%}
.stage-index{position:absolute;right:6%;top:7%;font-family:var(--serif);font-size:70px;line-height:1;color:rgba(35,88,73,.15);z-index:-1}
.stage-index:after{content:"THE ART OF LISTENING";position:absolute;right:0;top:78px;width:180px;text-align:right;font-family:var(--sans);font-size:7px;letter-spacing:.18em;color:var(--muted)}
.phone{width:min(292px,62%);border:8px solid #152c23;border-radius:38px;background:#152c23;box-shadow:0 30px 70px rgba(23,59,44,.22),12px 12px 0 rgba(219,230,173,.55);position:relative;transform:rotate(-2.5deg)}
.phone:before{content:"";position:absolute;left:50%;top:9px;width:74px;height:5px;border-radius:5px;background:#0d1c15;transform:translateX(-50%);z-index:2}
.phone img{width:100%;height:auto;border-radius:30px;display:block}
.phone-speaker{display:none}
.float-card{position:absolute;background:rgba(255,253,244,.92);border:1px solid var(--line);box-shadow:0 16px 36px rgba(24,61,52,.1);padding:14px 16px;border-radius:3px;backdrop-filter:blur(6px)}
.float-card-a{left:0;bottom:15%;width:165px;transform:rotate(1.5deg)}
.float-card-b{right:0;top:16%;width:175px;transform:rotate(-1.5deg)}
.float-label{display:block;font-size:9px;letter-spacing:.12em;color:var(--muted);margin-bottom:5px}
.float-card strong{display:block;font-family:var(--serif);font-size:16px;font-weight:600;line-height:1.4;margin-bottom:9px}
.float-line{display:flex;align-items:center;gap:7px;font-size:9px;color:var(--accent)}
.float-line i{display:block;width:22px;height:3px;background:var(--lime);border-radius:3px}
.float-line b{font-weight:500}
.float-line-muted{color:var(--muted)}
.stage-caption{position:absolute;bottom:0;left:50%;transform:translateX(-50%);font-size:9px;letter-spacing:.12em;color:var(--muted);white-space:nowrap}

.ribbon{max-width:1268px;margin:0 auto;padding:24px 2%;display:flex;justify-content:space-between;gap:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:10px;letter-spacing:.12em;color:var(--muted)}
.ribbon span{white-space:nowrap}
.ribbon i{font-style:normal;color:var(--accent);margin-right:12px;font-size:11px}

.section{max-width:1440px;margin:auto;padding:110px 6%}
.section-head{max-width:740px}
.section-head .eyebrow{margin-bottom:22px}
h2{font-family:var(--serif);font-size:clamp(36px,4.1vw,60px);font-weight:500;line-height:1.36;letter-spacing:-.035em}
.section-head>p:last-child{max-width:430px;color:var(--muted);font-size:13px;line-height:2;margin-top:25px}
.practice-section{padding-top:100px}
.practice-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:7%;margin-top:62px;align-items:start}
.practice-shot{background:var(--paper);border:1px solid var(--line);padding:10px;box-shadow:16px 16px 0 var(--surface);transform:rotate(-.7deg)}
.shot-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:5px 4px 11px;font-size:8px;letter-spacing:.08em;color:var(--muted);border-bottom:1px solid var(--line);margin-bottom:8px}
.shot-toolbar>span:first-child{display:flex;gap:4px}
.shot-toolbar i{display:block;width:5px;height:5px;border-radius:50%;background:#c9d2c1}
.practice-shot img,.archive-shot img{width:100%;height:auto;border:1px solid var(--line);border-radius:2px}
.practice-shot figcaption{padding:11px 4px 3px;font-size:9px;color:var(--muted);letter-spacing:.04em}
.shot-notes{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin-top:9px}
.shot-notes div{padding:10px 4px 2px}
.shot-notes div+div{border-left:1px solid var(--line);padding-left:14px}
.shot-notes span{display:block;font-size:8px;letter-spacing:.1em;color:var(--muted);margin-bottom:3px}
.shot-notes strong{font-size:10px;font-weight:500;color:var(--accent)}
.topic-list{border-top:1px solid var(--line)}
.topic{display:grid;grid-template-columns:28px 90px 1fr;gap:8px;align-items:baseline;padding:17px 0;border-bottom:1px solid var(--line)}
.topic>span{font-size:9px;color:var(--muted);font-family:var(--serif);font-style:italic}
.topic h3{font-size:14px;font-weight:600;letter-spacing:.02em}
.topic p{font-size:11px;color:var(--muted);line-height:1.7}

.method-section{background:var(--deep);color:#f7f5e9;margin-top:10px;padding:100px 6%;display:grid;grid-template-columns:.85fr 1.15fr;gap:8%}
.method-head .eyebrow{color:#aebf9a}
.method-head h2{color:#f7f5e9}
.method-head>p:last-child{color:#aebf9a;font-size:13px;line-height:2;margin-top:25px;max-width:380px}
.method-grid{display:grid;grid-template-columns:1fr;border-top:1px solid rgba(247,245,233,.18)}
.method-card{display:grid;grid-template-columns:42px 120px 1fr auto;gap:18px;align-items:baseline;padding:23px 0;border-bottom:1px solid rgba(247,245,233,.18)}
.method-num{font-family:var(--serif);font-style:italic;font-size:22px;color:#dbe6ad}
.method-card h3{font-size:15px;font-weight:600}
.method-card p{font-size:11px;line-height:1.9;color:#aebf9a}
.method-tag{font-size:8px;letter-spacing:.08em;color:#dbe6ad;border:1px solid rgba(219,230,173,.35);padding:5px 9px;border-radius:20px;white-space:nowrap}
.method-tag-quiet{color:#aebf9a;border-color:rgba(174,191,154,.25)}

.singing-section{max-width:1440px;margin:auto;padding:110px 6%;display:grid;grid-template-columns:1fr .8fr;gap:9%;align-items:center;background:var(--surface);max-width:none}
.singing-copy{max-width:570px;margin-left:auto}
.singing-copy .eyebrow{margin-bottom:22px}
.singing-copy>p:not(.eyebrow):not(.fine-print){max-width:410px;color:var(--muted);font-size:13px;line-height:2;margin-top:25px}
.check-list{margin-top:28px;border-top:1px solid var(--line)}
.check-list li{padding:12px 0 12px 22px;border-bottom:1px solid var(--line);font-size:12px;position:relative}
.check-list li:before{content:"";position:absolute;left:2px;top:20px;width:8px;height:4px;border-left:1px solid var(--accent);border-bottom:1px solid var(--accent);transform:rotate(-45deg)}
.fine-print{font-size:9px;line-height:1.8;color:var(--muted);margin-top:24px}
.singing-shot{display:flex;flex-direction:column;align-items:center;justify-self:center}
.singing-frame{width:min(292px,75%);border:7px solid #183d34;border-radius:34px;background:#183d34;box-shadow:18px 18px 0 rgba(219,230,173,.7);transform:rotate(2deg);overflow:hidden}
.singing-frame img{width:100%;height:auto;border-radius:27px}
.singing-shot figcaption{display:flex;justify-content:space-between;gap:30px;width:min(292px,75%);margin-top:20px;font-size:9px;letter-spacing:.08em;color:var(--muted)}

.archive-section{padding-top:110px}
.archive-head{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;max-width:none}
.archive-head>p{max-width:360px;margin-bottom:6px}
.archive-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:6%;margin-top:56px;align-items:start}
.archive-shot{background:var(--paper);border:1px solid var(--line);padding:10px;box-shadow:14px 14px 0 var(--surface)}
.shot-toolbar-light{font-size:8px}
.archive-notes{border-top:1px solid var(--line)}
.archive-notes article{display:grid;grid-template-columns:28px 1fr;gap:12px;padding:18px 0;border-bottom:1px solid var(--line)}
.archive-notes article>span{font-family:var(--serif);font-style:italic;font-size:12px;color:var(--muted)}
.archive-notes h3{font-size:13px;font-weight:600;margin-bottom:5px}
.archive-notes p{font-size:10px;line-height:1.8;color:var(--muted)}

.web-section{max-width:1440px;margin:auto;padding:82px 6%;display:grid;grid-template-columns:.9fr 1.1fr;gap:10%;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.web-copy .eyebrow{margin-bottom:20px}
.web-copy p:not(.eyebrow){max-width:430px;color:var(--muted);font-size:13px;line-height:2;margin:24px 0 28px}
.primary-light{background:var(--paper);color:var(--accent);border-color:var(--line)}
.primary-light:hover{border-color:var(--accent)}
.web-steps{max-width:480px;justify-self:end;width:100%}
.web-steps li{display:grid;grid-template-columns:50px 1fr;gap:20px;align-items:baseline;padding:20px 0;border-bottom:1px solid var(--line)}
.web-steps li:first-child{border-top:1px solid var(--line)}
.web-steps>li>span{font-family:var(--serif);font-style:italic;font-size:27px;color:var(--accent)}
.web-steps h3{font-size:14px;font-weight:600}
.web-steps p{font-size:11px;color:var(--muted);margin-top:4px}

.download-section{max-width:1440px;margin:auto;padding:100px 6% 90px;display:grid;grid-template-columns:1.2fr .8fr;gap:10%;align-items:end;background:var(--deep);color:#f7f5e9;max-width:none}
.download-copy{max-width:570px;margin-left:auto}
.download-copy .eyebrow{color:#aebf9a;margin-bottom:22px}
.download-copy h2{color:#f7f5e9}
.download-copy>p:not(.eyebrow):not(.fine-print){color:#aebf9a;font-size:13px;line-height:2;margin:24px 0 30px;max-width:420px}
.download-copy .fine-print{color:#8fa281;margin-top:17px}
.primary-inverse{background:var(--lime);border-color:var(--lime);color:var(--deep)}
.primary-inverse:hover{filter:brightness(1.04)}
.download-facts{border-top:1px solid rgba(247,245,233,.2);max-width:390px}
.download-facts div{display:flex;justify-content:space-between;gap:20px;align-items:baseline;padding:15px 0;border-bottom:1px solid rgba(247,245,233,.2)}
.download-facts span{font-size:9px;letter-spacing:.08em;color:#8fa281}
.download-facts strong{font-size:11px;font-weight:500;color:#f7f5e9;text-align:right}

.faq-section{max-width:1440px;margin:auto;padding:100px 6% 80px;display:grid;grid-template-columns:.7fr 1.3fr;gap:8%}
.faq-head .eyebrow{margin-bottom:20px}
.faq-head h2{font-size:clamp(32px,3.5vw,48px)}
.faqs{border-top:1px solid var(--line)}
.faqs details{border-bottom:1px solid var(--line);padding:16px 0}
.faqs summary{font-size:13px;cursor:pointer;list-style:none;position:relative;padding-right:26px;min-height:26px}
.faqs summary::-webkit-details-marker{display:none}
.faqs summary:after{content:"+";position:absolute;right:0;top:-2px;font-family:var(--sans);font-size:19px;color:var(--muted);font-weight:300}
.faqs details[open] summary:after{content:"−"}
.faqs p{font-size:11px;line-height:1.9;color:var(--muted);margin-top:12px;max-width:620px}
footer{max-width:1440px;margin:auto;border-top:1px solid var(--line);padding:30px 6% 35px;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.brand-footer .brand-word{font-size:18px}
.brand-footer .brand-mark{transform:scale(.8);transform-origin:left center}
.footer-note{font-size:10px;line-height:1.8;color:var(--muted)}
.footer-note span{font-size:9px;color:#8a978e}
.footer-links{margin-left:auto;display:flex;gap:22px;font-size:10px;color:var(--muted);flex-wrap:wrap}
.footer-links a:hover,.icp a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
.icp{width:100%;order:5;font-size:9px;color:var(--muted);padding-top:2px}
.icp a{color:inherit}

dialog{border:1px solid var(--line);background:var(--paper);color:var(--ink);padding:36px;width:calc(100% - 38px);max-width:460px;border-radius:4px;position:relative}
dialog::backdrop{background:rgba(23,59,44,.32);backdrop-filter:blur(3px)}
dialog h2{font-size:30px}
dialog p:not(.eyebrow){font-size:12px;line-height:1.9;color:var(--muted);margin:18px 0 24px}
.dialog-close{position:absolute;right:8px;top:6px;border:0;background:none;font-size:26px;line-height:1;padding:6px 10px;color:var(--muted)}
.audio-status{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:50;max-width:calc(100% - 30px);background:var(--deep);color:#f7f5e9;padding:10px 17px;border-radius:2px;font-size:11px;box-shadow:0 8px 28px rgba(23,59,44,.2)}
.audio-status:empty{display:none}

@media(max-width:1080px){
  .hero{grid-template-columns:1fr;gap:45px;padding-top:55px;min-height:0}
  .hero-copy{max-width:720px}
  .hero h1{font-size:clamp(52px,8vw,80px)}
  .hero-stage{min-height:570px;justify-content:center}
  .hero-stage:before{width:62%;right:19%}
  .hero-stage:after{width:44%;right:28%}
  .float-card-a{left:11%}
  .float-card-b{right:11%}
  .hero-meta{max-width:520px}
  .practice-layout,.archive-layout{grid-template-columns:1fr;gap:45px}
  .practice-shot{max-width:760px}
  .topic-list{max-width:760px}
  .method-section{grid-template-columns:1fr;gap:45px}
  .method-grid{max-width:760px}
  .singing-section{grid-template-columns:1fr;gap:45px;padding-top:80px;padding-bottom:80px}
  .singing-copy{max-width:650px;margin:0}
  .singing-shot{justify-self:start;margin-left:6%}
  .archive-head{display:block}
  .archive-head>p{max-width:430px;margin-top:20px}
  .web-section{grid-template-columns:1fr;gap:35px}
  .web-steps{justify-self:start}
  .download-section{grid-template-columns:1fr;gap:45px;padding-top:75px;padding-bottom:70px}
  .download-copy{margin:0}
  .download-facts{max-width:520px}
  .faq-section{grid-template-columns:1fr;gap:30px}
  .footer-links{margin-left:0;width:100%}
}
@media(max-width:720px){
  html{scroll-padding-top:70px}
  .site-header{padding:16px 5%;gap:12px}
  .site-header:after{left:5%;right:5%}
  .brand-word{font-size:19px}
  .site-header nav{display:none}
  .nav-cta{margin-left:auto;font-size:10px;padding:8px 11px}
  .hero{padding:45px 5% 52px}
  .hero h1{font-size:clamp(43px,12vw,62px);letter-spacing:-.05em}
  .hero-lead{font-size:13px;line-height:1.9}
  .hero-actions{gap:18px}
  .primary{min-height:46px;font-size:11px;padding:10px 17px;gap:18px}
  .hero-meta{margin-top:38px}
  .hero-meta dt{font-size:18px}
  .hero-stage{min-height:560px;margin-top:0}
  .float-card{display:none!important}
  .stage-caption{display:none}
  .phone{width:min(250px,70%)}
  .float-card-a{left:0;bottom:12%;width:143px;padding:11px 12px}
  .float-card-b{right:0;top:12%;width:150px;padding:11px 12px}
  .float-card strong{font-size:13px}
  .stage-caption{bottom:-5px}
  .ribbon{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:20px 5%;font-size:9px}
  .section{padding:70px 5%}
  h2{font-size:35px}
  .section-head>p:last-child{font-size:12px}
  .practice-layout,.archive-layout{margin-top:36px;gap:32px}
  .topic{grid-template-columns:22px 74px 1fr;gap:6px}
  .topic p{font-size:10px}
  .method-section{padding:70px 5%}
  .method-card{grid-template-columns:30px 1fr;gap:8px 12px;padding:18px 0}
  .method-card p{grid-column:2}
  .method-tag{grid-column:2;justify-self:start;margin-top:4px}
  .singing-section{padding:70px 5%}
  .singing-shot{justify-self:center;margin-left:0;width:100%}
  .singing-frame{width:min(250px,70%)}
  .singing-shot figcaption{width:min(250px,70%)}
  .archive-notes article{padding:14px 0}
  .web-section{padding:65px 5%}
  .download-section{padding:65px 5% 60px}
  .faq-section{padding:65px 5% 60px}
  footer{padding:25px 5% 30px;gap:16px}
  .footer-links{gap:14px;font-size:9px}
}
@media(max-width:430px){
  .hero h1{font-size:41px}
  .float-card{display:none}
  .hero-stage{min-height:440px}
  .phone{width:215px;border-width:6px}
  .hero-meta dt{font-size:16px}
  .hero-meta dd{font-size:8px}
  .ribbon{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{animation:none!important;transition:none!important}
}