:root{color-scheme:light;--paper:#f5efdf;--ink:#173c30;--muted:#646b5c;--accent:#b3492e;--line:#c8cabb;--serif:"Songti SC","Noto Serif CJK SC","STSong","SimSun",serif;--sans:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.25rem;-webkit-font-smoothing:antialiased}h1,h2,h3,p,figure{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px}a:hover{color:var(--accent)}.section-wrap{width:min(1120px,calc(100% - 112px));margin-inline:auto}.eyebrow{font-size:calc(.875rem + .25rem);line-height:1.7;letter-spacing:.13em}.accent-word{color:var(--accent)}
.site-header{height:82px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;gap:24px;position:relative;z-index:5}.brand{display:flex;align-items:center;gap:20px}.brand-cn{font:600 calc(1.8rem + .25rem)/1.4 var(--serif);letter-spacing:.1em}.brand-fr{font:calc(1rem + .25rem) Georgia,serif}.site-header nav{display:flex;align-items:center;gap:28px;font-size:calc(.875rem + .25rem)}.contact-button{border:0;background:transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;padding:12px 0;min-height:44px;white-space:nowrap;user-select:none;-webkit-touch-callout:none}.contact-button svg{flex:none}.contact-button:hover{color:var(--accent)}
.hero{padding:70px 5% 25px;position:relative;overflow:hidden}.hero-heading{text-align:center;position:relative;z-index:2}.hero h1{font-family:var(--serif);font-size:calc(clamp(3.1rem,7.8vw,7.2rem) + .25rem);font-weight:500;line-height:1.27;letter-spacing:-.035em;margin-top:26px}.hero h1>span{display:block}.hero-art{display:grid;grid-template-columns:1fr minmax(270px,440px) 1fr;align-items:center;gap:50px;max-width:1140px;margin:65px auto 30px;position:relative}.cover{transform:translateY(var(--cover-y,0px)) rotate(var(--cover-r,-3deg)) scale(var(--cover-s,1));will-change:transform;z-index:1}.cover img{width:100%;height:auto;display:block;border-radius:18px;box-shadow:0 35px 65px -35px #173c304f}.side-note{font:italic calc(1rem + .25rem) Georgia,serif;letter-spacing:.15em;justify-self:center;writing-mode:vertical-rl;transform:rotate(180deg)}.listen{justify-self:start}.listen>.eyebrow{letter-spacing:.06em}.platform-links{display:flex;flex-direction:column;gap:12px;margin-top:20px}.platform-link{display:flex;align-items:center;gap:12px;min-height:46px;border:1px solid #c5c7b6;border-radius:30px;padding:10px 19px;background:transparent;font-size:calc(.875rem + .25rem);text-align:left}.platform-link:disabled{opacity:1;cursor:default}.platform-link img{width:24px;height:24px;display:block;object-fit:contain}.platform-link[data-platform="xiaoyuzhou"] img{border-radius:6px}.listen-note{font-size:calc(.8125rem + .25rem);color:var(--muted);line-height:1.8;margin:14px 0 0 10px}.scroll-cue{display:flex;align-items:center;justify-content:center;gap:22px;padding:22px;font-size:calc(.8125rem + .25rem);color:var(--muted)}.scroll-cue span:last-child{font-size:calc(1.3rem + .25rem)}
.about{padding-block:145px 160px}.about h2{font:500 calc(clamp(2.7rem,5.7vw,5rem) + .25rem)/1.4 var(--serif);letter-spacing:-.015em;margin-top:25px}.about-copy{max-width:480px;margin:45px 0 0 auto;font-size:calc(1.125rem + .25rem);line-height:2}.about-copy p+p{margin-top:22px}.about-copy i{font-family:Georgia,serif}
.questions{background:var(--ink);color:var(--paper);border-radius:0 0 36px 36px}.question-stage{padding:80px max(7%,calc((100vw - 1120px)/2));}.question-top{display:flex;align-items:center;justify-content:space-between;gap:30px}.question-top h2,.question-count{font-size:calc(.875rem + .25rem);letter-spacing:.14em;font-weight:400}.question-top h2{font-weight:600}.question-count{font-family:Georgia,serif}.question-list{list-style:none;margin:65px 0;padding:0}.question-list li+li{margin-top:70px}.question-list p{font:600 calc(clamp(2.25rem,5.2vw,4.7rem) + .25rem)/1.5 var(--sans);letter-spacing:-.025em}.question-list em{font-style:normal;color:#dfb887}

.promise{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;padding-block:150px}.promise>p{font:500 calc(clamp(2.2rem,4.9vw,4.5rem) + .25rem)/1.5 var(--serif)}.promise>p span{color:var(--accent)}.promise-aside{font-size:calc(1.0625rem + .25rem);line-height:1.9;padding-bottom:15px;color:var(--muted)}
.host{padding-block:110px 140px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:80px}.host-title h2{font:500 calc(clamp(2.75rem,4.8vw,4.5rem) + .25rem)/1.4 var(--serif);margin-top:30px}.host-title h2>span{color:var(--accent)}.host-people{padding-top:90px}.person h3{font:500 calc(2.6rem + .25rem)/1.4 var(--serif);margin:10px 0 20px}.person>p:not(.eyebrow){font-size:calc(1.0625rem + .25rem);line-height:1.95;max-width:390px}.person .person-line{font-family:var(--serif);font-size:calc(1.7rem + .25rem)!important;line-height:1.6!important;margin-top:20px}.person.cat{margin-top:75px;padding-left:55px;border-left:1px solid var(--line)}
.signoff{padding:130px 5% 140px;text-align:center;background:var(--ink);color:var(--paper);border-radius:36px 36px 0 0}.signoff>p:first-child{font:calc(clamp(2.3rem,5.8vw,5.7rem) + .25rem)/1.25 Georgia,serif;letter-spacing:-.04em}.signoff em{font-weight:400;color:#dfb887}.translation{font-family:var(--serif);font-size:calc(1.2rem + .25rem);letter-spacing:.12em;line-height:1.9;margin-top:36px}.footer{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:26px}.footer>span{font:italic calc(.9375rem + .25rem) Georgia,serif;color:var(--muted)}.footer .contact-button{font-size:calc(.875rem + .25rem)}.contact-status{position:fixed;bottom:24px;left:50%;transform:translate(-50%,15px);max-width:calc(100% - 32px);width:max-content;background:var(--ink);color:var(--paper);box-shadow:0 6px 30px #0002;border-radius:12px;padding:15px 21px;font-size:calc(.875rem + .25rem);line-height:1.6;opacity:0;pointer-events:none;z-index:10;transition:opacity .2s,transform .2s}.contact-status.visible{opacity:1;transform:translate(-50%,0)}.skip{position:absolute;top:-100px;left:20px;background:var(--ink);color:var(--paper);padding:12px;z-index:10}.skip:focus{top:10px}
.reveal{opacity:1}.motion .reveal{opacity:0;transform:translateY(34px);transition:opacity .85s ease,transform .85s cubic-bezier(.16,1,.3,1)}.motion .reveal.in-view{opacity:1;transform:translateY(0)}
@media(min-width:1000px){.motion .hero-heading{animation:arrive 1.05s cubic-bezier(.16,1,.3,1) both}@keyframes arrive{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}}
@media(max-width:900px){.section-wrap{width:calc(100% - 64px)}.hero-art{grid-template-columns:55px minmax(240px,360px) 1fr;gap:24px}.hero{padding-top:50px}.brand-fr{font-size:calc(.875rem + .25rem)}.about{padding-block:100px}.about-copy{margin-top:35px}.host{gap:45px}.host-people{padding-top:65px}.person.cat{padding-left:28px}.promise{padding-block:110px}}
@media(max-width:600px){html{scroll-padding-top:24px}.section-wrap{width:calc(100% - 40px)}.site-header{height:76px;padding-inline:20px;gap:16px}.brand-fr{display:none}.brand-cn{font-size:calc(1.6rem + .25rem)}.site-header nav{gap:18px}.contact-button{gap:6px}.contact-button svg{width:16px}.hero{padding:42px 20px 15px}.hero h1{font-size:calc(clamp(2.55rem,9.15vw,3.4rem) + .25rem);letter-spacing:-.045em;line-height:1.45;margin-top:20px}.hero-art{grid-template-columns:1fr;margin:44px auto 15px;gap:36px}.cover{width:min(75vw,330px);justify-self:center}.cover img{border-radius:14px}.side-note{display:none}.listen{justify-self:center;text-align:center}.listen>.eyebrow{display:none}.platform-links{flex-direction:column;flex-wrap:nowrap;justify-content:center;gap:8px;margin-top:0}.platform-link{gap:7px;padding:10px 12px;font-size:calc(.8125rem + .25rem);min-height:44px}.platform-link img{width:21px;height:21px}.listen-note{margin:13px 0 0}.scroll-cue{padding:15px}.about{padding-block:80px 95px}.about h2{font-size:calc(2.7rem + .25rem);line-height:1.4}.about-copy{font-size:calc(1rem + .25rem);line-height:1.95;max-width:90%;margin-top:35px}.questions{border-radius:0 0 24px 24px}.question-stage{padding:45px 24px}.question-list p{font-size:calc(clamp(1.9rem,7.5vw,2.8rem) + .25rem);line-height:1.6}.promise{padding-block:90px;display:block}.promise>p{font-size:calc(2.5rem + .25rem)}.promise-aside{display:block;margin:35px 0 0 auto;width:max-content;font-size:calc(1rem + .25rem)}.host{padding-block:75px 95px;grid-template-columns:1fr;gap:35px}.host-title h2{font-size:calc(3rem + .25rem);margin-top:22px}.host-people{padding-top:10px;padding-left:20px}.person h3{font-size:calc(2.3rem + .25rem)}.person>p:not(.eyebrow){font-size:calc(1rem + .25rem);max-width:320px}.person.cat{margin-top:50px;padding-left:24px}.signoff{padding:85px 20px 90px;border-radius:24px 24px 0 0}.signoff>p:first-child{font-size:calc(clamp(1.8rem,7.6vw,2.8rem) + .25rem)}.translation{font-size:calc(1.0625rem + .25rem);margin-top:25px}.footer{flex-wrap:wrap;row-gap:8px}.footer>span{display:none}}
@media(max-width:360px){.site-header nav{gap:12px;font-size:calc(.8125rem + .25rem)}.platform-link{padding-inline:9px;gap:5px}.hero h1{font-size:calc(2.4rem + .25rem)}.about h2{font-size:calc(2.35rem + .25rem)}}
/* Larger editorial scale; keep questions fluid within every viewport. */
.section-wrap{width:min(1240px,calc(100% - 112px))}
.hero{padding-top:100px}.hero-heading{max-width:1380px;margin-inline:auto;text-align:center}
.hero h1{font-size:clamp(3.5rem,9vw,8.5rem);line-height:1.2;letter-spacing:-.045em}
.hero-art{grid-template-columns:1fr minmax(300px,480px) 1fr;max-width:1240px;gap:45px;margin-top:85px}
.about h2{font-size:clamp(3.5rem,7vw,6.5rem);line-height:1.25}
.about-copy{font-size:1.375rem;max-width:540px}
.question-stage{padding-inline:5%}
.question-top h2{font-size:1.25rem;letter-spacing:.16em}.question-count{font-size:1.25rem}
.question-list{min-width:0;text-align:center}.question-list p{font-size:clamp(2.65rem,8.7vw,7.9rem);line-height:1.22;font-weight:700;letter-spacing:-.035em}
.question-lead{display:block;font-size:.64em;font-weight:500;letter-spacing:-.02em;margin-bottom:.28em}
.question-list em{display:block;margin-left:0;letter-spacing:-.04em}

.promise>p{font-size:clamp(3rem,6.1vw,5.75rem);line-height:1.35}
.host-title h2{font-size:clamp(3.5rem,6vw,5.75rem);line-height:1.3}
.host{grid-template-columns:1.1fr 1fr;gap:65px}.person h3{font-size:3.2rem}.person>p:not(.eyebrow){font-size:1.25rem;max-width:430px}.person .person-line{font-size:2.1rem!important}
.signoff>p:first-child{font-size:clamp(2.8rem,6.6vw,6.6rem)}.translation{font-size:1.5rem}
@media(max-width:900px){
.section-wrap{width:calc(100% - 64px)}.hero-art{grid-template-columns:45px minmax(240px,360px) 1fr;gap:24px}.hero{padding-top:75px}.host{gap:35px}
}
@media(max-width:600px){
.section-wrap{width:calc(100% - 40px)}.site-header nav{gap:14px}.brand-cn{font-size:1.9rem}
.hero{padding-top:65px}.hero h1{font-size:clamp(2.55rem,9.7vw,3.8rem);line-height:1.4;letter-spacing:-.05em}
.hero-art{grid-template-columns:1fr;gap:36px;margin-top:55px}.cover{width:min(81vw,360px)}
.about h2{font-size:clamp(3rem,10.5vw,3.8rem)}.about-copy{font-size:1.25rem;max-width:100%}
.question-stage{padding:36px 20px}.question-list p{font-size:clamp(2.05rem,9.8vw,3.65rem);line-height:1.32}
.question-lead{font-size:.78em;line-height:1.5;margin-bottom:.35em}.question-list em{margin-left:0}
.question-top h2,.question-count{font-size:1.125rem}

.promise>p{font-size:clamp(2.85rem,10.2vw,3.7rem)}
.host{grid-template-columns:1fr}.host-title h2{font-size:3.6rem}.person h3{font-size:2.8rem}.person>p:not(.eyebrow){font-size:1.1875rem}.person .person-line{font-size:1.95rem!important}
.signoff>p:first-child{font-size:clamp(2rem,8.5vw,3.25rem)}.translation{font-size:1.25rem}
}
@media(max-width:360px){.site-header{padding-inline:16px;gap:12px}.site-header nav{gap:10px;font-size:.9375rem}.brand-cn{font-size:1.7rem}.hero h1{font-size:2.55rem}.host-title h2{font-size:3.2rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.cover{transform:none!important}.motion .reveal{opacity:1;transform:none}}
@media print{.site-header,.scroll-cue,.platform-links,.contact-status{display:none}.motion .reveal{opacity:1;transform:none}}

/* Copyright and privacy: native disclosures, no tracking or extra dependencies. */
.legal{padding:8px 0 38px;font-size:1rem;line-height:1.8}
.legal-meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 24px;color:var(--muted);padding:12px 0 20px;font-size:.875rem}
.legal details{border-top:1px solid var(--line)}
.legal details:last-child{border-bottom:1px solid var(--line)}
.legal summary{cursor:pointer;padding:14px 0;min-height:48px;font-size:1rem;list-style-position:inside}
.legal summary:hover{color:var(--accent)}
.legal summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.legal-copy{max-width:780px;padding:2px 0 26px;line-height:1.95}
.legal-copy p+p{margin-top:14px}.legal-copy a{text-decoration:underline;text-underline-offset:4px}
.legal-date{color:var(--muted);font-size:.875rem}
@media(max-width:600px){.legal-meta{display:block}.legal-meta p+p{margin-top:4px}.legal{padding-bottom:28px}}

/* Seven-page carousel. Its timer never changes the document's scroll position. */
.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}
.questions [hidden]{display:none!important}
.questions a:hover,.questions button:hover{color:#fff4dc}
.questions a:focus-visible,.questions button:focus-visible,.question-list:focus-visible{outline:2px solid #dfb887;outline-offset:4px;border-radius:6px}
.questions.carousel-ready{height:auto;min-height:0;overflow:hidden}
.carousel-ready .question-stage{position:relative;top:auto;height:calc(100svh - 82px);min-height:540px;display:flex;flex-direction:column;justify-content:space-between;padding-block:36px 22px}
.carousel-ready .question-list{position:relative;flex:1;display:grid;align-items:center;min-height:180px;margin:30px 0;touch-action:pan-y pinch-zoom;user-select:none;cursor:grab}
.carousel-ready .question-list:active{cursor:grabbing}
.carousel-ready .question-list li{grid-area:1/1;min-width:0;margin:0;opacity:0;visibility:hidden;pointer-events:none;transform:translateX(calc(var(--slide-direction,1)*40px));transition:opacity .4s ease,transform .4s ease,visibility .4s;will-change:opacity,transform}
.carousel-ready .question-list li.is-leaving{transform:translateX(calc(var(--slide-direction,1)*-40px))}
.carousel-ready .question-list li.is-active{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(0);z-index:1}
.question-more em{font-weight:400;letter-spacing:.15em}
.question-bottom{width:100%}
.question-controls{width:min(440px,100%);display:grid;grid-template-columns:44px minmax(0,1fr) 44px;gap:12px;align-items:center;margin-inline:auto}
.question-arrow,.question-dot,.question-toggle{border:0;background:transparent;color:#dfb887;cursor:pointer;padding:0;min-height:44px;display:inline-flex;align-items:center;justify-content:center}
.question-arrow{width:44px;border:1px solid #69836c;border-radius:50%;transition:background .2s}
.question-arrow:hover{background:#ffffff0b}
.question-dots{display:flex;align-items:center;justify-content:center;gap:2px}
.question-dot{flex:1;min-width:0;position:relative}
.question-dot::after{content:'';display:block;width:6px;height:6px;background:#78917d;border-radius:10px;transition:width .25s,background .25s}
.question-dot[aria-current="true"]::after{width:22px;background:#dfb887}
.question-footer{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;margin-top:8px;font-size:1rem;line-height:1.5;color:#c7d0bb}
.question-toggle{grid-column:1;justify-self:start;gap:7px;color:#c7d0bb;font-size:inherit;padding-inline:4px}
.question-continue{grid-column:2;min-height:44px;display:inline-flex;align-items:center;gap:10px;padding-inline:4px}
@media(max-width:600px){
.carousel-ready .question-stage{height:calc(100svh - 76px);min-height:490px;padding:26px 20px 16px}
.carousel-ready .question-list{margin:22px 0;min-height:170px}
.question-controls{max-width:360px;gap:7px}
.question-footer{font-size:.9375rem;margin-top:6px}
}
@media(prefers-reduced-motion:reduce){
.carousel-ready .question-list li{transform:none!important;transition:none!important}
}
@media print{
.questions.carousel-ready{overflow:visible}
.carousel-ready .question-stage{height:auto;min-height:0;display:block}
.carousel-ready .question-list{display:block}
.carousel-ready .question-list li{opacity:1;visibility:visible;transform:none;margin:35px 0}
.question-bottom,.question-count{display:none}
}