@charset "UTF-8";
:root{--paper:#faf7f0;--ink:#232b31;--muted:#5d666a;--orange:#f37252;--line:#dcded7;--green:#193d36;--surface:#fffefa;--radius:22px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:90px}
*{box-sizing:border-box}body{margin:0;font-size:17px;line-height:1.6}a{color:inherit;text-underline-offset:4px}button,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ba3d21;outline-offset:5px}img{display:block;max-width:100%;height:auto}button{color:inherit}p{margin:0 0 1.25em}h1,h2,h3,p{overflow-wrap:break-word}h1,h2,h3{line-height:1.12;letter-spacing:-.045em}h1{font-size:clamp(46px,5.7vw,84px);font-weight:720;max-width:11ch;margin:22px 0 28px}html[lang=zh-Hans] h1{max-width:8.5em;font-size:clamp(42px,5.1vw,74px);line-height:1.2;letter-spacing:-.065em}h2{font-size:clamp(34px,3.5vw,50px);font-weight:700;margin:0 0 20px}h3{font-size:24px;margin:0 0 12px}button{border:0}section{scroll-margin-top:90px}.container{width:min(1264px,calc(100% - 88px));margin-inline:auto}.skip-link{position:fixed;z-index:100;top:10px;left:10px;padding:12px;background:white;transform:translateY(-160%)}.skip-link:focus{transform:none}.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-size:29px;font-weight:750;letter-spacing:-1.5px}.brand img{width:42px;height:42px;border-radius:11px}.site-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:560}.site-nav a{text-decoration:none}.site-nav a:hover{text-decoration:underline}.hero{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:center;padding:78px 0 75px}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:750;margin:0;color:var(--muted)}.hero .lead{font-size:19px;max-width:30em;line-height:1.65;color:var(--muted)}.hero .poster{border-radius:var(--radius);box-shadow:0 20px 55px #56320a18;transform:rotate(2deg);overflow:hidden}.hero-image-link{display:block;transition:transform .2s}.hero-image-link:hover{transform:translateY(-4px)}.hero .poster img{width:100%}.hero-caption{font-size:12px;color:var(--muted);text-align:center;margin:20px 0 0}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:13px 22px;border-radius:999px;font-weight:650;font-size:15px;text-decoration:none;background:var(--ink);color:white;min-height:48px}.button:hover{background:#3c484f}.button.secondary{background:transparent;color:var(--ink);border:1px solid #b7bbb4}.button.secondary:hover{background:#eeeae1}.principles{display:flex;justify-content:space-between;gap:20px;border-block:1px solid var(--line);padding:24px 0;margin-bottom:90px;font-size:14px;font-weight:580}.principles span{display:flex;align-items:center;gap:12px}.principles span::before{content:"✳";font-size:19px;color:#b84028}.section-heading{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:34px}.section-heading>div{max-width:690px}.section-heading .eyebrow{margin-bottom:16px}.section-heading p{color:var(--muted);margin-bottom:0;max-width:580px}.device-switch{display:flex;gap:3px;padding:5px;background:#edece5;border:1px solid var(--line);border-radius:999px;flex-shrink:0}.device-switch button{border-radius:999px;padding:10px 20px;font-size:14px;background:transparent;min-height:44px}.device-switch button[aria-pressed=true]{background:var(--ink);color:white;box-shadow:0 2px 5px #0001}.device-switch button:hover:not([aria-pressed=true]){background:#dddeda}.gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:46px 28px}.gallery[data-device=iphone]{grid-template-columns:repeat(4,minmax(0,1fr));gap:32px 22px}.feature{min-width:0}.feature-image{display:block;width:100%;padding:0;background:transparent;border-radius:18px;overflow:hidden;position:relative;text-align:initial}.feature-image img{width:100%;transition:transform .3s}.feature-image:hover img{transform:scale(1.015)}.zoom-indicator{position:absolute;bottom:14px;right:14px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#fffefadf;color:var(--ink);font-size:21px;box-shadow:0 2px 10px #0001;pointer-events:none}.feature-copy{padding-top:19px}.feature-top{display:flex;align-items:baseline;gap:12px}.feature-index{font-size:11px;font-variant-numeric:tabular-nums;color:#72766e}.feature h3{font-size:23px;letter-spacing:-.035em;margin-bottom:9px}.feature p{font-size:15px;color:var(--muted);margin-bottom:0;line-height:1.65}.gallery[data-device=iphone] .feature h3{font-size:20px}.gallery-note{font-size:12px;color:var(--muted);padding-top:24px;margin-bottom:82px}.sync-section{background:var(--green);color:#fbf7e9;border-radius:28px;padding:60px;margin:0 0 88px;display:grid;grid-template-columns:1fr 1fr;gap:50px}.sync-section .eyebrow{color:#c0d0bc;margin-bottom:18px}.sync-section h2{max-width:11em}.sync-section p{color:#d8e4d8;font-size:17px}.sync-section .sync-card{padding:23px 0;border-top:1px solid #ffffff36}.sync-section .sync-card:first-child{padding-top:0;border-top:0}.sync-section h3{font-size:23px;letter-spacing:-.025em}.sync-section .sync-card p{font-size:15px;margin-bottom:0}.sync-mark{font-size:12px;color:#c6d8c0;border:1px solid #ffffff3d;display:inline-block;padding:7px 13px;border-radius:999px;margin-top:4px}.platforms{margin-bottom:88px}.platform-table{width:100%;border-collapse:collapse;font-size:15px;table-layout:fixed}.platform-table caption{text-align:left;color:var(--muted);font-size:15px;margin-bottom:24px}.platform-table th{text-align:left;font-size:14px;padding:17px 20px;border-bottom:2px solid var(--ink);font-weight:650}.platform-table th:first-child{width:24%}.platform-table td{padding:19px 20px;border-bottom:1px solid var(--line);vertical-align:top}.platform-table tbody th{font-size:15px;border-bottom:1px solid var(--line);vertical-align:top;font-weight:600}.support{display:grid;grid-template-columns:.72fr 1.28fr;gap:75px;padding:0 0 88px}.support .intro p{color:var(--muted)}.support .eyebrow{margin-bottom:18px}.faq details{border-top:1px solid var(--line)}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{list-style:none;padding:21px 35px 21px 0;position:relative;cursor:pointer;font-weight:600;line-height:1.45}.faq summary::-webkit-details-marker{display:none}.faq summary::after{content:"+";position:absolute;right:3px;top:18px;font-size:23px;font-weight:350}.faq details[open] summary::after{content:"−"}.faq details>div{padding:0 28px 22px 0;color:var(--muted);font-size:15px}.faq details p:last-child{margin-bottom:0}.contact{display:flex;justify-content:space-between;align-items:center;gap:50px;border-radius:24px;background:#f1ded2;padding:44px 48px;margin-bottom:80px}.contact h2{font-size:32px;margin-bottom:14px}.contact p{max-width:630px;color:#545953;font-size:15px;margin-bottom:0}.contact .button{flex-shrink:0}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;padding:30px 0 38px;font-size:13px;color:var(--muted)}.footer-links{display:flex;gap:23px}.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}.footer-brand{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:-.8px}.poster-dialog{border:0;padding:18px;border-radius:20px;width:fit-content;max-width:94vw;max-height:94dvh;overflow:auto;background:var(--paper);box-shadow:0 20px 80px #0004}.poster-dialog::backdrop{background:#172521da;backdrop-filter:blur(5px)}.dialog-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:12px}.dialog-bar h2{font-size:17px;letter-spacing:0;margin:0}.dialog-bar button{background:var(--ink);color:white;width:40px;height:40px;border-radius:50%;font-size:22px;flex-shrink:0}.poster-dialog img{max-height:calc(94dvh - 100px);max-width:100%;width:auto;margin:auto;border-radius:8px;object-fit:contain}.document{max-width:780px;padding:75px 0 90px}.document h1{font-size:clamp(44px,5vw,66px);max-width:none}.document h2{font-size:28px;margin-top:42px;letter-spacing:-.02em}.document .lead{font-size:20px;color:var(--muted)}.document p,.document li{line-height:1.8}.document .notice{border-left:3px solid var(--orange);padding:15px 22px;background:#f0eae0;font-size:15px}.no-script{padding:16px;background:#fff0d2;border-radius:12px;font-size:14px}html[lang=zh-Hans] h2,html[lang=zh-Hans] h3{letter-spacing:-.035em}
@media(min-width:1440px){.hero{gap:70px}}
@media(max-width:1000px){.container{width:calc(100% - 48px)}.hero{gap:30px;padding:55px 0}h1{font-size:58px}.hero .lead{font-size:17px}.principles{font-size:13px;gap:15px;margin-bottom:64px}.section-heading{align-items:start;flex-direction:column}.gallery[data-device=iphone]{grid-template-columns:repeat(3,minmax(0,1fr))}.sync-section{padding:40px;gap:32px}.support{gap:35px;grid-template-columns:.7fr 1.3fr}.site-nav{gap:20px}.contact{padding:32px;gap:30px}}
@media(max-width:700px){.container{width:calc(100% - 36px)}.site-header{height:74px}.brand{font-size:25px}.brand img{width:35px;height:35px}.site-nav{gap:15px;font-size:12px}.site-nav .nav-extra{display:none}.language-menu summary{padding:6px 10px}.hero{grid-template-columns:1fr;gap:37px;padding:43px 0 35px}h1,html[lang=zh-Hans] h1{font-size:clamp(40px,10vw,60px);max-width:12ch;margin:18px 0 23px}html[lang=zh-Hans] h1{max-width:8em}.hero .lead{font-size:17px;max-width:35em}.hero .poster{transform:none;border-radius:16px}.hero-caption{margin-top:12px;font-size:11px}.eyebrow{font-size:10px;letter-spacing:.11em}.actions{margin-top:23px}.button{font-size:14px;padding:12px 18px}.principles{flex-direction:column;gap:13px;padding:20px 0;margin-bottom:51px;font-size:14px}.principles span::before{font-size:17px}.section-heading{gap:22px;margin-bottom:26px}.section-heading p{font-size:16px}h2{font-size:35px;line-height:1.18}.device-switch{width:100%}.device-switch button{flex:1 1 auto;padding:9px 10px}.gallery{grid-template-columns:1fr;gap:30px}.gallery[data-device=iphone]{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 15px}.gallery[data-device=iphone] .feature h3{font-size:17px;line-height:1.3}.gallery[data-device=iphone] .feature p{font-size:13px}.feature-index{display:none}.feature-copy{padding-top:14px}.feature h3{font-size:21px}.gallery-note{font-size:12px;margin-bottom:53px}.sync-section{grid-template-columns:1fr;padding:29px 25px;gap:15px;border-radius:20px;margin-bottom:55px}.sync-section h2{font-size:34px}.sync-section p{font-size:16px}.sync-section h3{font-size:22px}.platforms{margin-bottom:55px}.platform-table{font-size:13px}.platform-table th,.platform-table td{padding:14px 8px}.platform-table th:first-child{width:24%}.platform-table tbody th{font-size:13px}.platform-table caption{font-size:14px}.support{grid-template-columns:1fr;gap:15px;padding-bottom:50px}.support .intro p{font-size:16px}.faq summary{font-size:16px}.contact{flex-direction:column;align-items:flex-start;gap:23px;padding:28px 24px;margin-bottom:46px}.contact h2{font-size:29px}.site-footer{align-items:flex-start;flex-direction:column;padding:25px 0 32px;gap:15px}.footer-links{flex-wrap:wrap;gap:20px}.poster-dialog{padding:12px;border-radius:15px}.dialog-bar h2{font-size:14px;line-height:1.4}.document{padding:43px 0 65px}.document h1,html[lang=zh-Hans] .document h1,html[lang=ja] .document h1{font-size:42px;max-width:none}.document .lead{font-size:18px}.document h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
.contact-options{display:grid;gap:12px;flex-shrink:0;max-width:100%}
.contact .contact-email{margin-top:16px;overflow-wrap:anywhere;font-weight:600}
.film{margin:0 0 96px;text-align:center}
.film h2{max-width:none;margin-inline:auto}
.film-frame{position:relative;margin:34px auto 0;max-width:1180px;border-radius:var(--radius);overflow:hidden;background:#fafaf8;box-shadow:0 24px 60px #56320a1f;aspect-ratio:16/9}
.film-frame video{display:block;width:100%;height:100%;object-fit:cover}
.film-toggle{position:absolute;right:16px;bottom:16px;width:44px;height:44px;border:0;border-radius:50%;background:#17181ccc;color:#fff;cursor:pointer;display:grid;place-items:center}
.film-toggle[hidden]{display:none}
.film-toggle:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.film-toggle span{width:14px;height:16px;border-inline:5px solid #fff;box-sizing:border-box}
.film-toggle[data-state=paused] span{border:0;width:0;height:0;border-block:8px solid transparent;border-left:14px solid #fff;margin-left:4px}
.film-caption{font-size:12px;color:var(--muted);margin:16px auto 0;max-width:46em}
.film-toggle::after{content:"";position:absolute;inset:0}
@media(max-width:700px){.film{margin-bottom:64px}.film-frame{margin-top:22px;border-radius:16px}.film-toggle{right:8px;bottom:8px;width:36px;height:36px}.film-toggle::after{inset:-4px}.film-toggle span{transform:scale(.8)}}
.device-switch button{white-space:nowrap}
.language-menu{position:relative}
.language-menu summary{list-style:none;display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:999px;padding:7px 13px;white-space:nowrap;cursor:pointer;min-height:36px}
.language-menu summary::-webkit-details-marker{display:none}
.language-menu summary::after{content:"";width:6px;height:6px;border-right:1.5px solid;border-bottom:1.5px solid;transform:translateY(-2px) rotate(45deg);margin-left:1px}
.language-menu[open] summary::after{transform:translateY(1px) rotate(225deg)}
.language-menu summary:hover{background:#eeeae1}
.language-menu .globe{flex-shrink:0}
.language-list{position:absolute;right:0;top:calc(100% + 8px);z-index:20;margin:0;padding:6px;list-style:none;min-width:168px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 32px #2a1f0f24}
.site-nav .language-list a{display:block;padding:10px 12px;border-radius:9px;font-size:15px;text-decoration:none}
.site-nav .language-list a:hover{background:#eeeae1;text-decoration:none}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.gallery-fallback{margin:12px 0 22px;padding:12px 16px;border-left:3px solid var(--orange);background:#f0eae0;border-radius:0 10px 10px 0;font-size:14px;color:var(--ink)}
/* Japanese: Japanese glyph forms (not the Chinese faces in the root stack), gentler tracking, strict line breaking. */
html[lang=ja]{font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif}
html[lang=ja] body{line-break:strict}
html[lang=ja] h1{max-width:none;font-size:clamp(36px,3.5vw,52px);line-height:1.3;letter-spacing:-.03em}
html[lang=ja] .document h1{max-width:none;font-size:clamp(36px,4.2vw,54px)}
html[lang=ja] h2,html[lang=ja] h3{letter-spacing:-.02em;line-height:1.3}
html[lang=ja] :is(h1,h2,h3){word-break:auto-phrase}
html[lang=ja] .eyebrow{letter-spacing:.08em}
@media(max-width:700px){html[lang=ja] h1{max-width:none;font-size:clamp(30px,8.6vw,46px)}.language-list{min-width:150px}}