.public-page{background:#f4f5f0;color:#111a18;min-height:100vh}.public-page a{color:inherit}.site-header{max-width:1280px;margin:0 auto;padding:22px 28px;display:flex;align-items:center;justify-content:space-between}.site-brand{display:flex;align-items:center;gap:10px}.site-brand>span{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:#111a18;color:#6ce6c7;font-size:12px;font-weight:900}.site-brand strong{display:grid;font-size:15px;line-height:1.05}.site-brand small{margin-top:4px;color:#75807b;font-size:7px;letter-spacing:.18em}.site-header nav{display:flex;align-items:center;gap:24px;font-size:12px;font-weight:700}.site-header nav>a:not(.site-login):hover{color:#168d73}.site-login{padding:11px 16px;border-radius:999px;background:#111a18;color:#fff!important}.public-page main{max-width:1280px;margin:0 auto;padding:12px 28px 80px}.hero{display:grid;grid-template-columns:minmax(0,.9fr) minmax(540px,1.1fr);min-height:640px;border-radius:32px;overflow:hidden;background:#fff;box-shadow:0 22px 70px rgba(20,35,31,.08)}.hero-copy{padding:70px 54px;display:flex;flex-direction:column;justify-content:center}.hero-kicker{display:flex;align-items:center;gap:9px;color:#287b68;font-size:11px;font-weight:850;letter-spacing:.13em}.hero-kicker span{width:20px;height:2px;background:#57d7b8}.hero h1{margin:25px 0 20px;font-size:clamp(48px,5vw,76px);line-height:.98;letter-spacing:-.065em}.hero h1 em{font-style:normal;color:#168d73}.hero-copy>p{max-width:520px;margin:0;color:#69736f;font-size:16px;line-height:1.75}.url-launcher{margin-top:34px}.url-launcher label{display:block;margin-bottom:9px;font-size:11px;font-weight:800}.url-launcher>div{display:flex;padding:5px;border:1px solid #cfd7d2;border-radius:14px;background:#fafbf8;box-shadow:0 8px 24px rgba(17,26,24,.06)}.url-launcher input{min-width:0;flex:1;padding:12px;border:0;outline:0;background:transparent;color:#111a18}.url-launcher button{border:0;border-radius:10px;padding:0 16px;background:#111a18;color:#fff;font-weight:800;cursor:pointer}.url-launcher button span{margin-left:8px;color:#63e2c3}.hero-trust{display:flex;gap:16px;margin-top:18px;color:#75807b;font-size:10px}.hero-trust span::first-letter{color:#168d73}.product-stage{position:relative;overflow:hidden;min-height:640px;background:radial-gradient(circle at 70% 16%,rgba(255,255,255,.38),transparent 25%),linear-gradient(145deg,#176e66 0%,#59d5bd 38%,#8f79dd 68%,#35487f 100%)}.product-stage:before,.product-stage:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.25);border-radius:50%}.product-stage:before{width:520px;height:520px;left:-260px;bottom:-180px}.product-stage:after{width:380px;height:380px;right:-190px;top:-100px}.stage-glow{position:absolute;inset:auto 10% -25%;height:60%;border-radius:50%;background:#b63fc3;filter:blur(90px);opacity:.55}.stage-note{position:absolute;z-index:2;left:44px;top:48px;display:grid;color:#fff}.stage-note span{font-size:9px;letter-spacing:.2em;opacity:.8}.stage-note strong{margin:12px 0;font-size:32px;line-height:1.12;letter-spacing:-.04em}.stage-note small{opacity:.7}.phone{position:absolute;z-index:2;width:235px;height:465px;border:8px solid #111615;border-radius:36px;background:#111615;box-shadow:0 30px 60px rgba(11,22,28,.38);overflow:hidden}.phone-main{left:12%;bottom:-54px;transform:rotate(-3deg)}.phone-popup{right:7%;bottom:-82px;transform:rotate(3deg)}.phone-bar{height:25px;padding:7px 13px;background:#111615;color:#fff;display:flex;align-items:center;justify-content:space-between;font-size:7px}.phone-bar i{width:42px;height:8px;margin:auto;border-radius:99px;background:#020303}.phone-screen{height:calc(100% - 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@media(max-width:980px){.hero{grid-template-columns:1fr}.hero-copy{padding:58px 44px}.product-stage{min-height:590px}.feature-cards{grid-template-columns:1fr 1fr}.process-section{grid-template-columns:1fr}.process-section>a{grid-column:auto}.site-header nav>a[href="#features"],.site-header nav>a[href="#process"]{display:none}}
@media(max-width:620px){.site-header{padding:16px}.site-header nav{gap:10px}.site-header nav>a:not(.site-login){display:none}.public-page main{padding:4px 12px 50px}.hero{border-radius:22px}.hero-copy{padding:42px 23px}.hero h1{font-size:48px}.hero-copy>p{font-size:14px}.url-launcher>div{display:grid}.url-launcher button{min-height:44px}.hero-trust{flex-wrap:wrap}.product-stage{min-height:510px}.stage-note{left:25px;top:30px}.stage-note strong{font-size:26px}.phone{width:190px;height:390px}.phone-main{left:4%;bottom:-65px}.phone-popup{right:-4%;bottom:-80px}.feature-section{padding:70px 0}.section-heading{display:block}.section-heading>p{margin-top:18px}.feature-cards{grid-template-columns:1fr}.feature-cards article{min-height:200px}.feature-cards h3{margin-top:45px}.process-section{padding:28px 22px}.site-footer{margin:0 16px;padding:32px 0;grid-template-columns:1fr auto}.site-footer p{display:none}}

/* Public SEO content */
.seo-main,.distribution-main{max-width:1280px!important}.breadcrumbs{display:flex;gap:9px;align-items:center;margin:5px 0 20px;color:#7b8581;font-size:11px}.breadcrumbs span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.seo-hero{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:50px;padding:72px 64px;border-radius:30px;background:#111a18;color:#fff}.seo-eyebrow{color:#27a789;font-size:9px;font-weight:900;letter-spacing:.18em}.seo-hero h1{max-width:780px;margin:18px 0;font-size:clamp(42px,5.5vw,72px);line-height:1.02;letter-spacing:-.055em}.seo-hero p{max-width:720px;color:#aebbb6;font-size:16px;line-height:1.8}.seo-actions{display:flex;align-items:center;gap:24px;margin-top:30px;font-size:12px;font-weight:800}.seo-primary{padding:15px 19px;border-radius:12px;background:#65e1c2;color:#0b211b!important}.seo-primary span{margin-left:18px}.seo-hero aside{align-self:center;display:flex;flex-wrap:wrap;gap:8px;padding:24px;border:1px solid #34433e;border-radius:18px;background:#17231f}.seo-hero aside small{width:100%;margin-bottom:8px;color:#788983;font-size:9px;letter-spacing:.14em}.seo-hero aside span{padding:8px 10px;border-radius:99px;background:#22332e;color:#bed0ca;font-size:10px}.seo-benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:80px 0}.seo-benefits article{padding:30px;border:1px solid #d9e0dc;border-radius:20px;background:#fafbf8}.seo-benefits b{color:#168d73;font-size:10px}.seo-benefits h2{margin:45px 0 12px;font-size:21px}.seo-benefits p,.seo-copy p{color:#6e7975;line-height:1.75}.seo-guide{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding:55px;border-radius:26px;background:#dff7ee}.seo-guide h2,.seo-detail h2,.seo-faq h2,.home-guides h2{margin:12px 0;font-size:clamp(30px,4vw,48px);line-height:1.08;letter-spacing:-.04em}.seo-guide>div>p{color:#5f706a;line-height:1.7}.seo-guide ol{margin:0;padding:0;list-style:none}.seo-guide li{display:grid;grid-template-columns:42px 1fr;align-items:center;padding:18px 0;border-bottom:1px solid #b9dbce}.seo-guide li b{color:#168d73;font-size:11px}.seo-guide li span{font-weight:750}.seo-detail{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;padding:90px 20px}.seo-copy p{margin:0 0 18px;font-size:15px}.seo-faq{padding:60px;border-radius:26px;background:#fff}.seo-faq>div{margin-top:28px}.seo-faq details{border-top:1px solid #dce2de}.seo-faq details:last-child{border-bottom:1px solid #dce2de}.seo-faq summary{display:flex;justify-content:space-between;padding:20px 0;cursor:pointer;font-weight:800}.seo-faq summary span{color:#168d73}.seo-faq details p{max-width:850px;margin:0;padding:0 0 20px;color:#68736e;line-height:1.75}.seo-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:18px;padding:44px 50px;border-radius:25px;background:linear-gradient(120deg,#176e66,#55cbb1);color:#fff}.seo-cta>div>span{font-size:9px;letter-spacing:.18em}.seo-cta h2{max-width:660px;margin:10px 0 0;font-size:36px;letter-spacing:-.04em}.seo-cta>a{flex:none;padding:14px 18px;border-radius:11px;background:#111a18;font-size:12px;font-weight:800}.seo-cta>a span{margin-left:15px;color:#63e2c3}.related-links{padding:60px 10px 0}.related-links h2{font-size:18px}.related-links nav{display:flex;flex-wrap:wrap;gap:9px}.related-links a{padding:9px 12px;border:1px solid #d5ddd8;border-radius:99px;color:#66726d;font-size:11px}.keyword-intro{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;padding:90px 10px 20px}.keyword-intro h2{margin:12px 0;font-size:clamp(22px,4vw,52px);line-height:1.06;letter-spacing:-.045em}.keyword-intro p{margin:0 0 16px;color:#697570;font-size:14px;line-height:1.8}.use-cases{padding:10px 10px 100px}.case-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.case-grid a{display:grid;min-height:145px;padding:22px;border:1px solid #dbe1dd;border-radius:18px;background:#fff}.case-grid b{color:#168d73;font-size:9px;letter-spacing:.12em}.case-grid span{align-self:end;font-size:18px;font-weight:850}.case-grid small{margin-top:6px;color:#77817d}.home-guides{max-width:1224px;margin:0 auto 90px;padding:50px;border-radius:28px;background:#111a18;color:#fff}.home-guides nav{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px}.home-guides a{display:grid;min-height:145px;padding:22px;border:1px solid #34433e;border-radius:17px;background:#17231f}.home-guides a>span{color:#62dbbd;font-size:9px}.home-guides strong{align-self:end}.home-guides small{margin-top:8px;color:#889892}.distribution-main{padding-top:0!important}.distribution-main .download-cover{max-width:620px;margin:0 auto;background:#111a18}.app-seo-content{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:40px auto 0;max-width:1000px}.app-seo-content article{padding:32px;border:1px solid #d9e0dc;border-radius:20px;background:#fff}.app-seo-content article>span{color:#168d73;font-size:9px;font-weight:900;letter-spacing:.16em}.app-seo-content h2{margin:12px 0;font-size:25px}.app-seo-content p,.app-seo-content li{color:#68736e;line-height:1.75}.app-seo-content dl{margin-top:24px}.app-seo-content dl div{display:flex;justify-content:space-between;gap:18px;padding:11px 0;border-top:1px solid #e1e5e2;font-size:11px}.app-seo-content dt{color:#7a8580}.app-seo-content dd{margin:0;text-align:right;word-break:break-all}.safety-note{padding:13px;border-radius:10px;background:#f2f5f2;font-size:11px}.distribution-faq{max-width:1000px;margin:14px auto 0}.distribution-faq h2{font-size:32px}
@media(max-width:900px){.seo-hero{grid-template-columns:1fr;padding:52px 38px}.seo-hero aside{max-width:520px}.seo-guide,.seo-detail,.keyword-intro{grid-template-columns:1fr;gap:25px}.case-grid{grid-template-columns:1fr 1fr}.home-guides{margin:0 28px 70px}.home-guides nav{grid-template-columns:1fr}.app-seo-content{grid-template-columns:1fr}}
@media(max-width:620px){.seo-hero{padding:38px 22px;border-radius:20px}.seo-hero h1{font-size:40px}.seo-actions{align-items:flex-start;flex-direction:column}.seo-benefits{grid-template-columns:1fr;padding:50px 0}.seo-benefits h2{margin-top:25px}.seo-guide,.seo-faq{padding:30px 22px}.seo-detail{padding:60px 8px}.seo-cta{align-items:flex-start;flex-direction:column;padding:30px 24px}.seo-cta h2{font-size:28px}.case-grid{grid-template-columns:1fr}.keyword-intro{padding-top:60px}.home-guides{margin:0 12px 50px;padding:30px 22px}.distribution-header nav>a:not(.site-login){display:none}.app-seo-content article{padding:24px 20px}}

/* Keep long Chinese section headings compact and readable. */
.section-heading h2,
.process-section h2,
.keyword-intro h2,
.seo-guide h2,
.seo-detail h2,
.seo-faq h2,
.home-guides h2{font-size:clamp(26px,2.6vw,40px);line-height:1.16;letter-spacing:-.035em}
.section-heading h2{max-width:760px}
.keyword-intro h2{max-width:620px}
.seo-cta h2{font-size:clamp(25px,2.3vw,34px);line-height:1.16}
.distribution-faq h2{font-size:30px}
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.site-footer>small{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center}.site-footer>small a{transition:color .2s ease}.site-footer>small a:hover{color:#168d73}