.rh{--rh-paper:#faf8f3;--rh-paper-2:#f2eee5;--rh-ink:#16150f;--rh-text:#2a2822;--rh-muted:#6b675d;--rh-line:#e3ddd0;--rh-accent:#cf4f27;--rh-accent-deep:#b3411d;--rh-accent-soft:#fbe9e1;--rh-radius:18px;--rh-serif:var(--rh-sans),-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;--rh-body:var(--rh-sans),-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--rh-paper);color:var(--rh-text);font-family:var(--rh-body);font-size:17px;line-height:1.6;overflow-x:clip}html[lang=zh-CN] .rh{--rh-serif:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;--rh-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif}.rh *,.rh :after,.rh :before{box-sizing:border-box}.rh h1,.rh h2,.rh h3{color:var(--rh-ink);margin:0}.rh h2{font-family:var(--rh-body);font-weight:650;font-size:clamp(1.9rem,3.8vw,2.9rem);line-height:1.08;letter-spacing:-.035em}.rh 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rh-in{to{opacity:1;transform:none}}@keyframes rh-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.rh-demo-body>*{animation:none;opacity:1;transform:none}.rh-spinner{animation:none}.rh-btn:hover{transform:none}}.rh-channels{align-items:center;gap:14px 18px;margin-top:clamp(56px,8vw,88px);padding-top:32px;border-top:1px solid var(--rh-line);font-size:.9rem;color:var(--rh-muted)}.rh-channels,.rh-channels ul{display:flex;flex-wrap:wrap;justify-content:center}.rh-channels ul{gap:10px;list-style:none;padding:0;margin:0}.rh-channels li{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--rh-line);border-radius:999px;background:#fff;color:var(--rh-ink);font-weight:500}.rh-channels li svg{color:var(--c)}.rh-channels-note{font-style:italic}.rh-dark{background:var(--rh-ink);color:#d8d4ca;background-image:radial-gradient(800px 400px at 85% 0,rgba(207,79,39,.22),transparent 60%)}.rh-dark h2,.rh-dark h3{color:#fff}.rh-dark 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.rh-company{margin-top:8px}.rh-featured{margin-top:32px;font-size:.8rem;color:var(--rh-muted)}.rh-featured>summary{display:inline-flex;align-items:center;gap:6px;cursor:pointer;list-style:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.rh-featured>summary::-webkit-details-marker{display:none}.rh-featured>summary:after{content:"\203A";font-size:1rem;line-height:1;transition:transform .15s}.rh-featured[open]>summary:after{transform:rotate(90deg)}.rh-featured>summary:hover{color:var(--rh-ink)}.rh-featured-list{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:16px}.rh-featured a{display:inline-flex;opacity:.85;transition:opacity .15s}.rh-featured a:hover{opacity:1}.rh-featured img{display:block;height:32px;width:auto}.rh-featured .rh-featured-text{flex-basis:100%;margin:4px 0 0;font-size:.72rem;opacity:.7}.rh-featured .rh-featured-text a{display:inline;opacity:1;color:inherit;text-decoration:underline}.rh-featured 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a:hover{color:var(--rh-ink)}.rh-legal-body{max-width:760px}.rh-legal-body h1{font-family:var(--rh-serif);font-weight:600;font-variation-settings:"opsz" 144;font-size:clamp(2.5rem,5.5vw,3.6rem);line-height:1.02;letter-spacing:-.03em}.rh-legal-updated{margin-top:16px!important;color:var(--rh-muted);font-size:.92rem}.rh-legal-note{margin-top:12px!important;padding:10px 14px;border-radius:10px;background:var(--rh-accent-soft);color:var(--rh-accent-deep);font-size:.92rem}.rh-legal-intro{margin:32px 0 8px;padding-bottom:28px;border-bottom:1px solid var(--rh-line);font-size:1.08rem}.rh-legal-body section{padding-top:32px;scroll-margin-top:90px}.rh-legal-body section h2{font-size:1.3rem;letter-spacing:-.02em;margin-bottom:12px}.rh-legal-body section h2 span{color:var(--rh-accent);margin-right:6px}.rh-legal-body li,.rh-legal-body p{color:var(--rh-text);line-height:1.7}.rh-legal-body p+p,.rh-legal-intro p+p{margin-top:14px}.rh-legal-body ul{padding-left:20px;margin:10px 0 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.rh-price-body{min-height:3.1em}.rh-price-deal{display:flex;align-items:center;gap:10px;margin:18px 0 0!important}.rh-price-deal s{color:var(--rh-muted);font-size:1.02rem;text-decoration-thickness:1.5px}.rh-price-off{padding:4px 10px;border-radius:999px;background:var(--rh-accent-soft);color:var(--rh-accent-deep);font-size:.78rem;font-weight:700;letter-spacing:.02em}.rh-price-card.is-featured .rh-price-off{background:#a83b1a;color:#fff}.rh-price-card .rh-price-amount{margin-top:6px!important}.rh-price-card .rh-price-amount strong{font-size:clamp(2.8rem,4.6vw,3.6rem);letter-spacing:-.045em}.rh-price-renew{margin:6px 0 22px!important;color:#1f7a43;font-size:.88rem;font-weight:500}.rh-price-card .rh-btn{margin-top:0}.rh-price-card.is-trial .rh-btn{margin-top:auto}.rh-price-card:not(.is-trial) .rh-price-specs{margin:24px 0 0;padding-top:22px}.rh-price-specs li{align-items:flex-start}.rh-price-specs li svg{margin-top:3px}.rh-price-card .rh-price-note{margin-top:16px!important}.rh-price-ai{padding:26px 28px;border:1px solid #ebe5d8;border-radius:24px;background:#fff}.rh-price-ai h3{margin:0 0 16px;text-align:center;font-size:1.12rem;font-weight:650}.rh-price-ai-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:14px;gap:14px}.rh-price-ai-card{display:flex;gap:14px;align-items:flex-start;padding:18px;border:1px solid var(--rh-line);border-radius:18px;background:var(--rh-paper)}.rh-price-ai-card.is-included{border-color:#f1cdbd;background:var(--rh-accent-soft)}.rh-price-ai-card b{display:block;color:var(--rh-ink);font-size:1rem}.rh-price-ai-card p{margin-top:4px!important;color:var(--rh-muted);font-size:.92rem;line-height:1.5}.rh-price-ai-ic{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#fff;color:var(--rh-accent-deep);box-shadow:0 4px 12px -6px rgba(150,60,20,.4)}.rh-price-ai .rh-price-usage{margin-top:14px!important;color:var(--rh-muted);font-size:.9rem}.rh-price-includes{border-radius:24px;border-color:#ebe5d8}.rh-closing{border-radius:36px;box-shadow:0 50px 90px -50px rgba(22,21,15,.6)}@media (max-width:1000px){.rh-stage{grid-template-columns:minmax(0,1fr);justify-items:center}.rh-stage .rh-demo{grid-column:1;width:min(520px,100%);max-width:none}.rh-stage-card{display:none}}@media (max-width:640px){.rh-hero{padding-top:40px}.rh-hero h1{font-size:clamp(2.5rem,11.5vw,3.3rem)}.rh-ask-box{flex-wrap:wrap;padding:10px;border-radius:22px}.rh-ask-box input{flex-basis:calc(100% - 40px);padding:8px 0}.rh-ask-box .rh-btn{width:100%}.rh-ask-chips li:nth-child(n+3){display:none}.rh-price-ai{padding:20px 18px}.rh-price-ai-grid{grid-template-columns:minmax(0,1fr)}.rh-price-card .rh-price-body,.rh-stage .rh-demo-body{min-height:0}}@media (prefers-reduced-motion:reduce){.rh-apps li:hover,.rh-outcome:hover{transform:none}}@media 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h3{font-size:1.4rem}.rh-outcome.is-lead .rh-outcome-res{padding:16px 18px;font-size:.92rem}.rh-outcome.is-lead .rh-mini-table{font-size:.86rem}.rh-outcome:not(.is-lead){padding:22px;background:#fffdf9}.rh-outcome:not(.is-lead) h3{font-size:1.08rem}.rh-outcome:not(.is-lead) p.rh-outcome-ask{font-size:.86rem}.rh-outcome:not(.is-lead) .rh-outcome-res{font-size:.84rem}.rh-apps-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);grid-gap:clamp(32px,5vw,72px);gap:clamp(32px,5vw,72px);align-items:center}.rh-apps-section .rh-apps-grid .rh-head{margin:0;text-align:left}.rh-apps-section .rh-apps-grid .rh-head-lead{margin-inline:0}.rh-apps-section .rh-apps-note{margin-top:18px!important}.rh-apps{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.rh-apps li{min-height:80px;padding:16px 18px;border-radius:18px}.rh-apps img{width:30px;height:30px}.rh-apps strong{font-size:1rem}.rh-apps small{font-size:.86rem;line-height:1.4}p.rh-apps-more{display:inline-flex;align-items:center;gap:10px;margin-top:16px!important;color:var(--rh-accent-deep);font-weight:600}p.rh-apps-more .rh-apps-plus{width:28px;height:28px;border-radius:9px;font-size:1rem}.rh-price-cards{padding-top:14px}.rh-price-card,.rh-price-card.is-featured{margin-top:0;padding:34px 30px 30px}.rh-price-card.is-featured .rh-price-badge{top:-14px;left:50%;right:auto;transform:translateX(-50%);padding:6px 16px;border-radius:999px;white-space:nowrap;box-shadow:0 8px 20px -8px rgba(200,74,35,.6)}.rh-price-card .rh-price-amount strong{font-size:3.5rem}.rh-price-deal s{font-size:.95rem}.rh-price-off{font-size:.75rem;font-weight:650}.rh-price-card .rh-btn-lg{min-height:50px;padding-block:0}.rh-price-renew{font-size:.875rem}.rh-price-card.is-trial .rh-btn{margin-top:22px}.rh-price-card.is-trial .rh-price-specs{margin-bottom:0}.rh-price-card.is-trial .rh-price-amount{margin-top:26px!important}.rh-price-card.is-trial .rh-price-body{min-height:0}.rh-price-ai{padding:20px}.rh-price-ai h3{margin-bottom:12px;font-size:1rem}.rh-price-ai-card{padding:14px 16px;border-radius:16px}.rh-price-ai-card p{font-size:.88rem}.rh-price-ai .rh-price-usage{margin-top:10px!important;font-size:.86rem}.rh-models{margin-top:clamp(64px,7vw,88px)}.rh-model-card h3{font-size:1.15rem}.rh-model-card>p{font-size:.95rem;line-height:1.55}.rh-story-grid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}.rh-story-flip{grid-template-columns:minmax(0,1fr) minmax(0,1.2fr)}.rh-story-art{margin-bottom:0}.rh-story-art img{border-radius:22px}.rh-mini{right:24px;bottom:24px;width:min(300px,62%);font-size:.9rem;box-shadow:0 24px 50px -24px rgba(40,30,10,.45)}.rh-dev-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:20px}.rh-dev-card{padding:28px}.rh-backup h3,.rh-dev-card h3{font-size:1.25rem}.rh-term pre{line-height:1.6;min-height:120px}.rh-backup{grid-template-columns:96px minmax(0,1fr) auto;padding:20px 24px;margin-top:20px}.rh-backup img{width:96px;height:96px;border-radius:16px}.rh-faq-section{padding-top:clamp(24px,4vw,48px)}.rh-faq-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:0 40px;gap:0 40px;align-items:start}.rh-faq summary{padding:20px 0;line-height:1.5}.rh-faq details p{line-height:1.6}.rh-faq-cols .rh-faq+.rh-faq{border-top:1px solid var(--rh-ink)}@media (max-width:1100px){.rh-outcomes{grid-template-columns:repeat(2,minmax(0,1fr))}.rh-outcome.is-lead{grid-column:span 1}}@media (max-width:1000px){.rh-apps-grid,.rh-faq-cols{grid-template-columns:minmax(0,1fr)}.rh-faq-cols .rh-faq+.rh-faq{border-top:0}}@media (max-width:900px){.rh-dev-grid{grid-template-columns:minmax(0,1fr)}.rh-mini{position:relative;right:auto;bottom:auto;width:auto;margin:-34px 14px 0}.rh-backup{grid-template-columns:72px minmax(0,1fr)}.rh-backup img{width:72px;height:72px}.rh-backup-file{grid-column:1/-1}}@media (max-width:640px){.rh-outcomes{grid-template-columns:minmax(0,1fr)}.rh-outcome.is-lead{padding:22px 18px}.rh-apps{grid-template-columns:repeat(2,minmax(0,1fr))}.rh-price-cards{padding-top:0;gap:26px}}.rh-hero{padding-top:40px}.rh-hero h1{font-size:clamp(2.6rem,5.6vw,4.5rem);line-height:1.02}.rh-hero-center .rh-pill{margin-bottom:20px!important}.rh-hero-center .rh-lead{margin-top:20px!important;font-size:1.06rem;line-height:1.6;max-width:600px}.rh-ask{margin-top:24px}.rh-ask-chips{flex-wrap:nowrap}.rh-ask-chips button{white-space:nowrap}.rh-stage{margin-top:30px}.rh-stage .rh-demo-body{min-height:330px;padding-top:18px;gap:10px}.rh-section{padding:clamp(56px,8vw,96px) 0}.rh-head{margin-bottom:40px}.rh-hero .rh-channels{margin-top:44px;padding-bottom:48px}.rh-outcome:not(.is-lead) .rh-mini-agenda>div:nth-child(n+3),.rh-outcome:not(.is-lead) .rh-mini-brief li:nth-child(n+3),.rh-outcome:not(.is-lead) .rh-mini-more,.rh-outcome:not(.is-lead) .rh-mini-table tbody 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.rh-price-off{background:#fff;border:1px solid #efc6b4}.rh-models{margin-top:64px}.rh-models .rh-head{margin-bottom:32px}.rh-models-grid{gap:20px}.rh-model-card{padding:24px;min-height:220px}.rh-models-usage{margin-top:16px!important;color:var(--rh-muted);font-size:.9rem;text-align:center}.rh-story-grid{grid-template-columns:minmax(0,52fr) minmax(0,48fr);gap:56px}.rh-story-flip{grid-template-columns:minmax(0,48fr) minmax(0,52fr)}.rh-mini,.rh-mini-row,.rh-term pre{font-size:.875rem}.rh-term pre{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.57}.rh-faq-cols{gap:0 48px}.rh-faq summary{padding:18px 0;font-size:1rem;line-height:1.45}.rh-faq summary:after{width:24px;height:24px}.rh-faq details p{font-size:.94rem;line-height:1.55;padding-bottom:20px}@media (max-width:1100px){.rh-price-card .rh-price-body{min-height:0}}@media (max-width:900px){.rh-story-flip,.rh-story-grid{grid-template-columns:minmax(0,1fr);gap:28px}}@media (max-width:640px){.rh-hero{padding-top:28px}.rh-hero h1{font-size:2.62rem;line-height:1.04}.rh-hero-center .rh-lead{font-size:1rem;line-height:1.5;margin-top:16px!important}.rh-ask{margin-top:20px}.rh-ask-box{padding:6px;border-radius:18px}.rh-ask-box input{min-height:44px;padding:0 8px}.rh-ask-icon{display:none}.rh-ask-box .rh-btn{min-height:44px;padding:0 18px;border-radius:12px}.rh-ask-chips{flex-wrap:wrap}.rh-ask-chips button{white-space:normal}.rh-ask-chips li:nth-child(n+2){display:none}.rh-hero-center .rh-proof{flex-direction:row;justify-content:center;font-size:.82rem;gap:6px 14px}.rh-stage{margin-top:24px}.rh-section{padding:56px 0}}.rh-hero{padding-top:32px}.rh-hero h1{font-size:clamp(2.6rem,5.3vw,4.25rem)}.rh-hero-center .rh-lead{max-width:560px}.rh-hero-center .rh-proof{margin-top:14px}.rh-stage{margin-top:24px}.rh-stage .rh-demo-head{padding:12px 18px}.rh-stage .rh-demo-body{padding:14px 18px 12px;gap:9px}.rh-stage .rh-msg{padding:9px 14px;font-size:.9rem}.rh-builders h2 em,.rh-models h2 em,.rh-outcomes-section h2 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(max-width:640px){.rh-hero-center .rh-pill{margin-bottom:14px!important;padding:5px 12px;font-size:.8rem}.rh-hero h1{font-size:2.45rem}.rh-hero-center .rh-lead{font-size:.95rem;margin-top:12px!important}.rh-ask{margin-top:16px}.rh-ask-chips,.rh-hero-center .rh-proof{margin-top:10px}.rh-hero-center .rh-proof li:nth-child(n+2){display:none}.rh-stage{margin-top:18px}.rh-stage .rh-demo-head,.rh-stage .rh-tool{display:none}.rh-stage .rh-demo-body{padding-top:14px}}:lang(zh) main h1,:lang(zh) main h2{text-wrap:balance;word-break:keep-all;overflow-wrap:anywhere}:lang(zh) main h1 em,:lang(zh) main h2 em{display:inline-block}.rh-ask-google{display:inline-flex;align-items:center;gap:8px;margin-top:14px;padding:8px 14px;border-radius:999px;border:1px solid var(--rh-line,#e6ded3);background:#fff;color:var(--rh-ink,#1d1a16);font-size:14px;font-weight:600;text-decoration:none;transition:border-color .15s,box-shadow .15s}.rh-ask-google:hover{border-color:var(--rh-accent);box-shadow:0 2px 10px 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ease-out}.rh-auth-modal{position:relative;width:100%;max-width:440px;margin:auto;padding:22px 28px 26px;border-radius:20px;background:var(--paper);box-shadow:0 30px 80px -20px rgba(22,21,15,.45);font-family:var(--font-sans);color:var(--text);animation:rh-auth-rise .2s ease-out}.rh-auth-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.rh-auth-brand{display:inline-flex;align-items:center;gap:8px;font-weight:650;color:var(--ink)}.rh-auth-close{display:grid;place-items:center;width:36px;height:36px;margin-right:-8px;border:0;border-radius:999px;background:transparent;color:var(--text-muted);cursor:pointer}.rh-auth-close:hover{background:var(--cream);color:var(--ink)}.rh-auth-close:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.rh-auth-first{margin:0 0 14px;padding:10px 12px;border-radius:12px;background:var(--accent-soft);color:var(--ink);font-size:.875rem;line-height:1.45;overflow-wrap:anywhere}.rh-auth-first span{display:block;color:var(--text-muted);font-size:.8rem}.rh-auth-modal .auth-card{max-width:none}.rh-auth-modal .auth-card h1{font-size:30px;line-height:1.1;margin-bottom:6px}.rh-auth-modal .auth-card p.hint{margin-bottom:16px}.rh-auth-modal .field{margin-bottom:12px}@keyframes rh-auth-fade{0%{opacity:0}to{opacity:1}}@keyframes rh-auth-rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.rh-auth-modal,.rh-auth-overlay{animation:none}}@media (max-width:480px){.rh-auth-overlay{align-items:flex-end;padding:0}.rh-auth-modal{max-width:none;margin:auto 0 0;border-radius:20px 20px 0 0;padding:18px 20px 24px;max-height:92vh;overflow-y:auto}.rh-auth-modal .auth-card h1{font-size:26px}}