:root{--ink:#102744;--muted:#62748c;--blue:#2878e5;--line:#e2eaf4;--pale:#f4f8fd;--content:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;background:#fff;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit}.section-shell{width:min(var(--content),calc(100% - 56px));margin-inline:auto}.site-header{height:76px;background:#ffffffed;border-bottom:1px solid #e8eef6;position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}.nav-wrap{height:100%;width:min(1280px,calc(100% - 56px));margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:inline-flex;align-items:center;gap:10px}.brand img{display:block;border-radius:10px}.brand span{display:grid;line-height:1.1;gap:3px}.brand b{font-size:16px;letter-spacing:.07em}.brand small{font-size:11px;color:#70829a;letter-spacing:.12em}.main-nav{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:550;color:#53677f}.main-nav a:hover,.footer-main nav a:hover,.footer-bottom a:hover{color:var(--blue)}.nav-github{border:1px solid #dce6f2;border-radius:9px;padding:10px 14px;color:var(--ink)}.menu-toggle{display:none}.hero{min-height:590px;display:grid;grid-template-columns:1.04fr .96fr;align-items:center;padding-block:62px 68px;gap:45px}.eyebrow{margin:0 0 21px;color:#3576c7;font-size:10px;letter-spacing:.16em;font-weight:750}.pulse,.note-dot{display:inline-block;width:7px;height:7px;background:#3a93ec;border-radius:50%;vertical-align:1px;margin-right:8px;box-shadow:0 0 0 4px #e3f1ff}.hero h1{font-size:clamp(42px,5.2vw,66px);letter-spacing:-.055em;line-height:1.19;margin:0;color:#112c4a;font-weight:760}.hero h1 span{color:var(--blue)}.hero-lede{font-size:20px;font-weight:680;margin:22px 0 10px}.hero-desc{font-size:15px;color:#64758b;line-height:1.9;max-width:470px;margin:0}.hero-actions{display:flex;gap:12px;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:13px 19px;border-radius:9px;font-size:13px;font-weight:650;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px #2878e533}.button-primary:hover{background:#155bb9}.button-quiet{color:#36516f;border:1px solid #dce6f2}.hero-note{margin-top:27px;color:#7a8ba0;font-size:11px}.note-dot{width:6px;height:6px;background:#54b895;box-shadow:none;margin-right:6px}.hero-art{height:474px;position:relative;display:flex;justify-content:center;align-items:center}.orbit{position:absolute;border:1px solid #e6f0fc;border-radius:50%;width:410px;height:410px}.orbit-two{width:480px;height:480px;border-color:#f0f5fc}.phone{z-index:1;width:250px;height:440px;border:7px solid #132943;border-radius:34px;background:#132943;box-shadow:0 28px 55px #153e6b2c,0 5px 10px #0c244433;position:relative;padding:5px}.phone-screen{background:#f8faff;border-radius:25px;height:100%;overflow:hidden;position:relative;padding:11px 13px}.phone-island{position:absolute;z-index:3;width:72px;height:17px;background:#132943;border-radius:0 0 12px 12px;top:5px;left:calc(50% - 36px)}.phone-status{display:flex;justify-content:space-between;font-size:8px;font-weight:700;color:#263a50;padding:0 4px 10px}.phone-appbar{display:flex;align-items:center;gap:7px;padding:9px 1px 14px;border-bottom:1px solid #e8edf5;font-size:10px}.app-mark,.agent-avatar{width:23px;height:23px;background:var(--blue);color:#fff;border-radius:7px;display:grid;place-items:center;font-size:11px;font-weight:750}.app-menu{margin-left:auto;font-size:20px;line-height:8px;color:#8999ad}.chat-date{text-align:center;color:#9aa9ba;font-size:8px;margin:13px 0}.chat-bubble{font-size:9px;line-height:1.65;padding:10px 11px;border-radius:12px;max-width:90%}.user-bubble{margin-left:auto;background:#e3f0ff;color:#24486f;border-top-right-radius:4px}.agent-row{display:flex;align-items:center;gap:7px;margin:14px 0 7px}.agent-avatar{width:21px;height:21px;border-radius:7px}.agent-row div{display:grid;gap:2px}.agent-row b{font-size:8px}.agent-row small{font-size:7px;color:#96a3b3}.live-dot{width:6px;height:6px;border-radius:50%;background:#4cc7a1;margin-left:auto}.agent-bubble{background:#fff;border:1px solid #e8edf4;color:#536982;max-width:100%;box-shadow:0 3px 10px #23456b08}.progress-line{height:4px;border-radius:5px;background:#eaf1f8;overflow:hidden}.progress-line span{display:block;width:68%;height:100%;background:linear-gradient(90deg,#4397f1,#63c8cf);border-radius:5px}.agent-bubble p{margin:8px 0;font-size:8px}.task-meta{display:flex;justify-content:space-between;border-top:1px solid #eff3f8;padding-top:7px;font-size:7px;color:#8091a7}.task-meta span:first-child{color:#3284d7}.result-card{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #e5edf5;border-radius:10px;padding:9px;margin-top:10px;box-shadow:0 3px 10px #23456b08}.result-icon{width:21px;height:21px;border-radius:7px;background:#e8f8f1;color:#37a47a;display:grid;place-items:center;font-weight:800;font-size:10px}.result-card div:nth-child(2){display:grid;gap:3px}.result-card b{font-size:8px}.result-card small{font-size:7px;color:#8495a9}.result-card .arrow{margin-left:auto;color:#8da0b5;font-size:12px}.phone-input{display:flex;justify-content:space-between;align-items:center;margin-top:12px;background:#fff;border:1px solid #e6edf5;border-radius:16px;padding:7px 8px 7px 11px;color:#a0adbb;font-size:8px}.phone-input i{display:grid;place-items:center;background:var(--blue);color:#fff;width:19px;height:19px;border-radius:50%;font-style:normal;font-size:11px}.phone-home{position:absolute;bottom:5px;left:calc(50% - 38px);width:76px;height:3px;border-radius:3px;background:#223952}.float-chip{position:absolute;z-index:2;background:#fff;border:1px solid #e8eff7;padding:10px 13px;border-radius:11px;box-shadow:0 12px 30px #284d7514;color:#405770;font-size:10px;font-weight:650;display:flex;align-items:center;gap:8px}.chip-top{top:69px;right:1px}.chip-bottom{bottom:68px;left:-2px}.check-icon{width:17px;height:17px;border-radius:6px;background:#e6f8f0;color:#2eae7d;display:grid;place-items:center}.art-caption{position:absolute;bottom:10px;margin:0;color:#9aa9ba;font-size:9px;letter-spacing:.05em}.trust-strip{min-height:78px;border-block:1px solid #eaf0f7;background:#fbfdff;display:flex;align-items:center;justify-content:center;gap:42px;color:#61758d;font-size:11px}.trust-strip div{display:flex;align-items:center;gap:10px}.trust-strip i{height:20px;width:1px;background:#dce5ef}.strip-icon{color:#4188d7;font-size:17px}.section{padding-block:100px}.section-heading{margin-bottom:41px}.section-heading .eyebrow{margin-bottom:13px}.section-heading h2,.release-layout h2,.closing-inner h2{font-size:clamp(29px,3.4vw,41px);letter-spacing:-.04em;margin:0 0 12px;color:#142d49}.section-heading>p:last-child{color:#718197;margin:0;font-size:14px;line-height:1.8}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{position:relative;padding:28px 27px 31px;border:1px solid #e6edf5;border-radius:13px;min-height:218px;background:linear-gradient(145deg,#fff,#fbfdff)}.feature-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px;margin-bottom:22px}.icon-blue{background:#eaf3ff;color:#357ddd}.icon-cyan{background:#e8f8fa;color:#2aa5b1}.icon-violet{background:#f0edff;color:#7864d8}.feature-card h3{font-size:17px;margin:0 0 10px;letter-spacing:-.02em}.feature-card p{font-size:12px;color:#718197;line-height:1.85;margin:0;max-width:290px}.card-index{position:absolute;right:23px;top:28px;font-size:10px;color:#b4c2d1;letter-spacing:.1em}.scenario-section{background:#f5f9fe;border-block:1px solid #edf2f8}.scenario-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}.scenario-heading{margin:0}.scenario-heading h2{max-width:330px}.example-label{display:inline-flex;gap:8px;align-items:center;color:#5281b7;font-size:10px;margin-top:24px;padding:7px 10px;border:1px solid #dceafb;border-radius:20px;background:#fff}.example-label i,.scenario-footer i{width:6px;height:6px;background:#66aeed;border-radius:50%}.scenario-panel{background:#fff;border:1px solid #e4edf7;border-radius:15px;padding:23px 25px;box-shadow:0 15px 40px #214b7810}.scenario-tabs{display:flex;gap:7px;border-bottom:1px solid #edf1f6;padding-bottom:17px}.scenario-tab{border:0;background:transparent;border-radius:7px;color:#73849a;padding:9px 13px;font-size:11px;cursor:pointer}.scenario-tab:hover{background:#f3f7fc}.scenario-tab.is-active{color:#246dc3;background:#eaf3ff;font-weight:700}.scenario-content{min-height:190px;display:flex;gap:20px;align-items:flex-start;padding:27px 4px 23px}.scenario-symbol{width:52px;height:52px;flex:none;border-radius:14px;display:grid;place-items:center;background:#edf5ff;color:#3983d9;font-size:22px}.scenario-kicker{font-size:10px;color:#5281b7;margin:1px 0 9px}.scenario-content h3{font-size:17px;line-height:1.55;letter-spacing:-.02em;margin:0 0 8px}.scenario-content>div:last-child>p:last-child{font-size:11px;line-height:1.8;color:#728298;margin:0}.scenario-footer{border-top:1px solid #edf1f6;padding-top:14px;display:flex;justify-content:space-between;color:#9aa8b8;font-size:9px}.scenario-footer span:first-child{display:flex;align-items:center;gap:7px}.scenario-footer i{background:#8eb9e4}.start-section{padding-bottom:100px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step-card{border:1px solid #e4ebf4;border-radius:12px;padding:24px 22px 26px;min-height:248px;position:relative;overflow:hidden}.step-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:29px}.step-number{font-size:23px;font-weight:760;letter-spacing:-.05em;color:#347fd6}.step-tag{font-size:9px;color:#7a8ea6;background:#f2f6fb;padding:6px 8px;border-radius:5px}.step-card h3{font-size:16px;margin:0 0 9px}.step-card>p{font-size:11px;line-height:1.8;color:#728197;margin:0}.command-box{margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:8px;background:#f4f7fb;border:1px solid #e8eef5;padding:8px 8px 8px 10px;border-radius:7px;max-width:100%}.command-box code{font-size:9px;color:#38516e;white-space:nowrap;overflow:auto}.copy-button{flex:none;border:0;color:#2878d7;background:#fff;border-radius:5px;padding:6px 8px;font-size:9px;cursor:pointer}.copy-button:hover{background:#e8f3ff}.install-hint{margin-top:19px;display:flex;align-items:center;gap:10px;background:#f8fbff;padding:13px 15px;border-radius:8px;color:#74869c;font-size:10px}.hint-icon{flex:none;width:16px;height:16px;border-radius:50%;display:grid;place-items:center;color:#fff;background:#82a9d1;font-size:10px}.install-hint p{margin:0;line-height:1.7}.install-hint a{flex:none;color:#3178c9;font-weight:650}.release-section{background:#102a48;color:#fff;padding-block:77px}.release-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px;align-items:center}.release-layout .eyebrow{color:#8fc2ff}.release-layout h2{color:#fff;font-size:31px}.release-layout>div:first-child>p:last-child{color:#adbed1;font-size:12px;line-height:1.8;max-width:300px}.release-cards{display:grid;grid-template-columns:1fr 1fr;gap:13px}.release-card{padding:21px 20px;background:#ffffff0c;border:1px solid #ffffff22;border-radius:10px}.release-current{background:#ffffff12;border-color:#5898df70}.release-top{display:flex;align-items:center;justify-content:space-between}.release-pill{font-size:9px;padding:5px 8px;border-radius:5px;background:#193f68;color:#aad2ff}.pill-current{background:#1d5894;color:#c5e2ff}.release-version{font-size:10px;color:#a9bdd2;letter-spacing:.08em}.release-card h3{font-size:15px;margin:17px 0 8px}.release-card p{font-size:10px;color:#b3c2d2;line-height:1.8;min-height:53px;margin:0 0 14px}.release-card>a{font-size:10px;color:#9dccff;font-weight:650}.release-card .release-doc{display:block;margin-top:11px;color:#c3d2e1;font-weight:500}.faq-section{padding-block:95px 105px;display:grid;grid-template-columns:.62fr 1.38fr;gap:70px}.faq-section .section-heading{margin:0}.faq-list details{border-bottom:1px solid #e6edf5;padding:0 0 16px;margin-bottom:16px}.faq-list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:650;padding:3px 0}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{width:19px;height:19px;border:1px solid #dbe5f0;border-radius:50%;position:relative;flex:none;margin-left:12px}.faq-list summary span:before,.faq-list summary span:after{content:"";position:absolute;background:#64809c;left:5px;right:5px;top:8px;height:1px}.faq-list summary span:after{transform:rotate(90deg);transition:transform .2s}.faq-list details[open] summary span:after{transform:rotate(0)}.faq-list details p{font-size:11px;line-height:1.9;color:#718197;margin:12px 30px 0 0}.faq-list details p a{color:#2878d7;text-decoration:underline;text-underline-offset:3px}.closing-cta{background:linear-gradient(110deg,#2878e5,#469be8);color:#fff;padding:53px 0}.closing-inner{display:flex;align-items:center;justify-content:space-between}.closing-inner .eyebrow{color:#c5e2ff;margin-bottom:11px}.closing-inner h2{color:#fff;font-size:30px;margin-bottom:7px}.closing-inner p:last-child{font-size:12px;color:#d6eaff;margin:0}.button-light{background:#fff;color:#2465ad;box-shadow:0 8px 25px #174c8830}.button-light:hover{background:#f3f8ff}.site-footer{background:#f7f9fc}.footer-main{min-height:104px;display:flex;align-items:center;gap:20px;border-bottom:1px solid #e5ebf3}.footer-brand img{border-radius:9px}.footer-main>p{font-size:11px;color:#8493a5;margin:0}.footer-main nav{margin-left:auto;display:flex;gap:22px;color:#687c94;font-size:10px}.footer-bottom{display:flex;justify-content:space-between;padding-block:17px 22px;color:#99a6b5;font-size:9px}.footer-bottom a{color:#71849a}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #78b5fa;outline-offset:3px;border-radius:5px}::selection{background:#d4e9ff;color:#123861}
@media(max-width:900px){.hero{gap:12px;grid-template-columns:1fr .85fr}.hero-art{transform:scale(.9)}.scenario-layout,.release-layout{gap:35px}.faq-section{gap:35px}.trust-strip{gap:20px}.main-nav{gap:20px}}
@media(max-width:700px){html{scroll-padding-top:70px}.section-shell,.nav-wrap{width:calc(100% - 36px)}.site-header{height:66px}.brand img{width:34px;height:34px}.menu-toggle{display:flex;width:40px;height:40px;border:1px solid #e2eaf3;background:#fff;border-radius:9px;align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}.menu-toggle span{width:16px;height:1.5px;background:#294461;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.25px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}.main-nav{display:none;position:absolute;top:65px;left:0;right:0;padding:14px 18px 18px;background:#fff;border-bottom:1px solid #e5ecf4;box-shadow:0 14px 24px #23486c12;align-items:stretch;gap:2px;flex-direction:column}.main-nav.is-open{display:flex}.main-nav a{padding:12px 10px}.nav-github{margin-top:5px;text-align:center}.hero{display:flex;flex-direction:column;align-items:flex-start;padding-block:58px 26px;gap:5px}.hero-copy{width:100%}.hero .eyebrow{font-size:9px;margin-bottom:19px}.hero h1{font-size:clamp(40px,11vw,56px)}.hero-lede{font-size:18px;margin-top:18px}.hero-desc{font-size:13px}.hero-actions{margin-top:22px}.button{padding:12px 15px;font-size:12px}.hero-note{font-size:9px;margin-top:20px}.hero-art{width:100%;height:440px;transform:none;margin-top:1px}.phone{transform:scale(.91)}.orbit{width:340px;height:340px}.orbit-two{width:395px;height:395px}.chip-top{right:0;top:51px}.chip-bottom{left:0;bottom:50px}.art-caption{bottom:0}.trust-strip{padding:16px 18px;gap:9px;justify-content:space-around;flex-wrap:wrap;font-size:9px}.trust-strip i{height:15px}.trust-strip div{gap:6px}.strip-icon{font-size:14px}.section{padding-block:73px}.section-heading{margin-bottom:29px}.section-heading h2,.release-layout h2{font-size:30px}.section-heading>p:last-child{font-size:12px}.feature-grid,.steps-grid{grid-template-columns:1fr;gap:11px}.feature-card{min-height:auto;padding:22px}.feature-icon{margin-bottom:15px}.feature-card p{max-width:unset}.scenario-layout{grid-template-columns:1fr;gap:27px}.scenario-heading h2{max-width:none}.scenario-panel{padding:16px}.scenario-tabs{gap:0}.scenario-tab{padding:9px 10px;font-size:10px}.scenario-content{min-height:185px;gap:13px;padding:23px 1px}.scenario-symbol{width:43px;height:43px}.scenario-content h3{font-size:15px}.scenario-content>div:last-child>p:last-child{font-size:10px}.scenario-footer{font-size:8px}.step-card{min-height:auto;padding:20px}.step-top{margin-bottom:19px}.step-card>p{font-size:10px}.command-box code{font-size:9px}.install-hint{align-items:flex-start;flex-wrap:wrap;font-size:9px}.install-hint p{flex:1}.install-hint a{margin-left:26px}.release-section{padding-block:60px}.release-layout{grid-template-columns:1fr;gap:23px}.release-layout h2{font-size:27px}.release-layout>div:first-child>p:last-child{max-width:none}.release-cards{grid-template-columns:1fr;gap:10px}.release-card p{min-height:0}.faq-section{grid-template-columns:1fr;gap:24px;padding-block:70px}.faq-list summary{font-size:12px}.faq-list details p{font-size:10px}.closing-cta{padding:39px 0}.closing-inner{align-items:flex-start;gap:20px;flex-direction:column}.closing-inner h2{font-size:25px}.footer-main{padding-block:22px;align-items:flex-start;flex-wrap:wrap;gap:11px}.footer-main nav{width:100%;margin:5px 0 0;display:flex;flex-wrap:wrap;gap:12px 18px}.footer-bottom{padding-block:14px 18px}}
@media(max-width:370px){.trust-strip div{font-size:8px}.trust-strip i{display:none}.hero-art{transform:scale(.9);transform-origin:top center;width:111%;margin-bottom:-35px}.scenario-tab{padding-inline:7px}.footer-main nav{gap:10px 13px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.button:hover{transform:none}}
@media(max-width:700px){.install-hint{display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px}.install-hint p{margin:0}.install-hint a{grid-column:2;margin-left:0}}
/* Readable body and utility type sizes */
.main-nav,.button{font-size:13px}
.eyebrow{font-size:11px}
.hero-note,.trust-strip,.feature-card p,.step-card>p,.scenario-content>div:last-child>p:last-child,.scenario-kicker,.scenario-footer,.step-tag,.install-hint,.release-card p,.release-card>a,.release-version,.release-pill,.faq-list details p,.footer-main>p,.footer-main nav,.footer-bottom,.example-label{font-size:12px}
.feature-card h3,.step-card h3,.scenario-content h3,.release-card h3,.faq-list summary{font-size:14px}
.scenario-tab,.copy-button{font-size:13px}
.scenario-section,.hero{overflow-x:clip}
.hero-art{height:500px;overflow:clip}
.art-caption{bottom:0;font-size:12px}
.phone-appbar .app-mark,.agent-avatar{display:block;object-fit:cover;border-radius:7px}
@media(max-width:700px){.hero-art{height:440px;width:100%;overflow:clip}.art-caption{bottom:0}.main-nav a{font-size:14px}.hero-note,.trust-strip,.feature-card p,.step-card>p,.scenario-content>div:last-child>p:last-child,.scenario-kicker,.scenario-footer,.step-tag,.install-hint,.release-card p,.release-card>a,.release-version,.release-pill,.faq-list details p,.footer-main>p,.footer-main nav,.footer-bottom,.example-label{font-size:12px}.scenario-tab,.copy-button{font-size:13px}.hero-art .orbit{max-width:100%;max-height:100%}}
@media(max-width:390px){.hero-art{width:100%;margin-inline:0;transform:none}.hero-art .orbit{width:min(340px,100vw - 24px);height:min(340px,100vw - 24px)}.hero-art .orbit-two{width:min(395px,100vw - 20px);height:min(395px,100vw - 20px)}}
@media(max-width:700px){.hero-art{height:470px}}
