:root{--bg:#fbfaf7;--paper:#fffdfa;--ink:#17211c;--muted:#637169;--green:#1c5541;--rust:#b85c39;--cream:#f5efe3;--line:rgba(30,47,39,.12);--shadow:0 20px 60px rgba(59,65,50,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font:inherit}h1,h2,h3,p{margin-top:0}h1,h2{line-height:1.12;letter-spacing:-.035em}h1{font-size:clamp(2.8rem,6vw,5rem)}h2{font-size:clamp(2rem,4vw,3.25rem)}h3{font-size:1.25rem}p{color:var(--muted)}.wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}.skip{position:absolute;left:16px;top:-70px;z-index:10;background:var(--green);color:white;padding:8px 14px}.skip:focus{top:12px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--rust);outline-offset:4px}.site-header{position:sticky;top:0;z-index:5;background:rgba(251,250,247,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:78px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;line-height:1.15}.brand img{width:40px;height:40px;object-fit:contain;border-radius:11px}.brand small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px}.nav-links,.lang{display:flex;align-items:center;gap:26px}.nav-links a,.lang a{font-size:14px;font-weight:650}.nav-links a:hover,.lang a:hover,.text-link:hover{color:var(--green)}.lang{gap:8px}.lang a{padding:5px 9px;border-radius:20px}.lang .active{background:var(--green);color:#fff}.mobile-menu{display:none}.eyebrow{color:var(--green);font-size:12px;letter-spacing:.19em;text-transform:uppercase;font-weight:800;margin-bottom:18px}.hero{padding:72px 0 56px}.hero-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.hero h1{max-width:600px;margin-bottom:22px}.serif-en:lang(en){font-family:Georgia,"Times New Roman",serif}.accent{color:var(--rust);display:block}.hero .lead{font-size:clamp(18px,2vw,23px);color:#344137;margin-bottom:9px}.hero .sublead{font-size:15px;max-width:480px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 21px;border:1px solid var(--line);border-radius:100px;background:white;font-weight:700;font-size:14px;transition:transform .25s,box-shadow .25s,background .25s}.btn.primary{background:var(--green);border-color:var(--green);color:white}.btn:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(28,85,65,.14)}.btn.primary:hover{background:#2a6a54}.hero-art{position:relative;border-radius:36px;overflow:hidden;box-shadow:var(--shadow);background:#f0e9db}.hero-art img{width:100%;aspect-ratio:1.24;object-fit:cover}.art-note{position:absolute;bottom:14px;right:14px;border-radius:100px;background:rgba(255,253,250,.88);padding:5px 10px;font-size:11px;color:#3e4b42}.section{padding:76px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}.section-head h2{margin:0}.text-link{font-weight:750;color:var(--green);font-size:14px;white-space:nowrap}.apps-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.app-card{display:block;background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:13px;box-shadow:0 8px 28px rgba(70,64,48,.04);transition:transform .25s,box-shadow .25s}.app-card:hover{transform:translateY(-5px);box-shadow:0 20px 45px rgba(70,64,48,.12)}.app-card img{width:100%;aspect-ratio:1.25;object-fit:cover;border-radius:16px}.app-card .copy{padding:15px 4px 4px}.app-card h3{margin:0 0 2px}.app-card p{margin:0;font-size:13px}.meta{display:block;color:var(--green);font-size:12px;font-weight:700;margin-top:8px}.trust{display:grid;grid-template-columns:repeat(4,1fr);margin-top:24px;border:1px solid var(--line);background:white;border-radius:22px;padding:16px}.trust div{padding:12px 20px;border-right:1px solid var(--line);font-weight:700}.trust div:last-child{border:0}.trust span{display:block;color:var(--muted);font-size:12px;font-weight:400}.coming{margin-top:24px;border:1px solid var(--line);background:#f5efe3;border-radius:20px;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:18px}.coming p{margin:0}.about-panel{display:grid;grid-template-columns:1.1fr 1fr;background:linear-gradient(110deg,#f5ecdf,#fffdfa);border-radius:32px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}.about-panel img{height:100%;min-height:370px;width:100%;object-fit:cover}.about-panel .copy{padding:58px;align-self:center}.about-panel h2{margin-bottom:18px}.page-hero{padding:72px 0 32px;max-width:900px}.page-hero h1{margin-bottom:15px}.page-hero p{font-size:18px;max-width:720px}.detail-hero{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding:70px 0 44px}.detail-hero h1{margin-bottom:18px}.detail-hero .lead{font-size:20px}.detail-art{border-radius:30px;overflow:hidden;background:#f3ede4;position:relative}.detail-art img{aspect-ratio:1.25;object-fit:cover;width:100%}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{background:white;border:1px solid var(--line);border-radius:22px;padding:27px}.feature .num{color:var(--rust);font-weight:800;font-size:12px;letter-spacing:.15em}.feature h3{margin:12px 0 8px}.feature p{font-size:14px;margin:0}.info{background:#f4f0e8;border-radius:22px;padding:26px;margin:30px 0}.faq{max-width:820px}.faq details{border-bottom:1px solid var(--line);padding:16px 0}.faq summary{cursor:pointer;font-weight:700}.faq p{margin:10px 0 0}.link-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.link-card{display:block;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.link-card:hover{border-color:var(--green)}.link-card h3{margin-bottom:5px}.link-card p{margin:0}.prose{max-width:800px}.prose h2{font-size:1.65rem;margin-top:40px}.prose li{margin:9px 0;color:var(--muted)}.site-footer{border-top:1px solid var(--line);padding:36px 0;margin-top:65px}.footer-top{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.footer-links{display:flex;gap:20px;flex-wrap:wrap;align-items:center;font-size:13px;color:var(--muted)}.copyright{margin:26px 0 0;font-size:12px;color:var(--muted)}@media(max-width:950px){.nav-links{gap:14px}.hero-grid{gap:30px}.apps-grid{grid-template-columns:repeat(2,1fr)}.trust{grid-template-columns:repeat(2,1fr)}.trust div:nth-child(2){border-right:0}.trust div:nth-child(-n+2){border-bottom:1px solid var(--line)}}@media(max-width:700px){.wrap{width:min(100% - 28px,1180px)}.nav{min-height:70px;flex-wrap:wrap}.brand small{display:none}.mobile-menu{display:block;border:1px solid var(--line);background:white;border-radius:12px;min-width:44px;min-height:44px}.nav-links{display:none;order:3;width:100%;padding:0 0 16px;flex-direction:column;align-items:stretch;gap:0}.nav-links.open{display:flex}.nav-links a{padding:10px 4px}.lang{margin-left:auto}.hero{padding:45px 0 12px}.hero-grid,.detail-hero,.about-panel{grid-template-columns:1fr}.hero-art img{aspect-ratio:1.3}.section{padding:52px 0}.about-panel img{min-height:250px;max-height:360px}.about-panel .copy{padding:30px}.detail-hero{gap:24px;padding:42px 0}.feature-grid{grid-template-columns:1fr}.page-hero{padding:42px 0 18px}.link-list{grid-template-columns:1fr}}@media(max-width:390px){.apps-grid{gap:10px}.app-card{padding:8px}.app-card .copy{padding:10px 3px 3px}.app-card h3{font-size:16px}.app-card p{font-size:11px}.coming{display:block}.section-head{align-items:start}.section-head h2{font-size:30px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.app-card{transition:none}.btn:hover,.app-card:hover{transform:none}}
.card-visual{position:relative}.app-card .card-visual img.concept{width:100%;aspect-ratio:1.25;object-fit:cover;border-radius:16px}.app-card .card-visual img.real-icon{position:absolute;left:13px;bottom:13px;width:54px;height:54px;border-radius:13px;border:2px solid white;box-shadow:0 5px 16px rgba(0,0,0,.16)}.detail-icon{width:70px;height:70px;border-radius:17px;margin-bottom:20px;box-shadow:0 8px 25px rgba(0,0,0,.1)}.screen-section{display:grid;grid-template-columns:1fr 300px;gap:50px;align-items:center;background:#f5efe3;border-radius:26px;padding:40px;margin-top:26px}.screen-section img{width:100%;max-height:570px;object-fit:contain;border-radius:22px;box-shadow:0 12px 32px rgba(0,0,0,.12)}@media(max-width:700px){.screen-section{grid-template-columns:1fr;padding:24px;gap:18px}.screen-section img{max-width:270px;margin:auto}}
/* Single-page sections and language switch */
body .en{display:none}body.lang-en .zh{display:none}body.lang-en .en{display:inline}body.lang-en .serif-en{font-family:Georgia,"Times New Roman",serif}.lang{gap:5px}.lang button{border:0;border-radius:20px;background:transparent;color:var(--ink);padding:7px 11px;cursor:pointer;font-size:14px;font-weight:700}.lang button[aria-pressed="true"]{background:var(--green);color:#fff}.app-details{background:#f8f5ee}.product-panel{scroll-margin-top:100px;background:var(--paper);border:1px solid var(--line);border-radius:30px;padding:26px;margin:0 0 30px;box-shadow:0 10px 32px rgba(70,64,48,.05)}.product-top{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}.product-copy{padding:12px}.product-copy h2{margin:0 0 12px}.product-lead{font-size:20px;color:var(--ink)}.product-visual{position:relative;border-radius:22px;overflow:hidden}.product-visual img{width:100%;aspect-ratio:1.25;object-fit:cover}.product-panel .feature-grid{margin-top:22px}.product-panel .feature{padding:20px}.product-panel .screen-section{margin:22px 0 0}.store-pending{margin:0;align-self:center;font-size:13px}.section[id],article[id]{scroll-margin-top:85px}@media(max-width:700px){.product-panel{padding:13px;border-radius:22px}.product-top{grid-template-columns:1fr;gap:15px}.product-copy{padding:9px}.product-visual{order:-1}.product-panel .screen-section{padding:20px}.lang{margin-left:auto}}
.legacy-links{display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:16px 22px;border:1px solid var(--line);border-radius:18px;background:#fff;margin-bottom:12px;font-size:13px}.legacy-links strong{color:var(--muted);font-size:12px}.legacy-links a{color:var(--green);font-weight:750}.legacy-links a:hover{text-decoration:underline}@media(max-width:700px){.legacy-links{gap:10px 18px;padding:14px}.legacy-links strong{width:100%}}
.lang a.active{background:var(--green);color:#fff}.lang a.active:hover{color:#fff}