.tb-standalone{margin:0}
@font-face{font-family:TBGeist;src:url('/branding/home/geist-latin.woff2') format('woff2');font-weight:100 900;font-display:swap}
.tb-home{--bg:#091d2b;--surface:#102b3a;--surface-2:#173744;--text:#ecf7f8;--muted:#a2bbc5;--accent:#58d4be;--button-ink:#092b28;--line:#29434f;--header:rgba(9,29,43,.94);font-family:TBGeist,'PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.7;isolation:isolate;overflow-x:clip;color-scheme:dark}
.tb-home[data-theme=light]{--bg:#f3f7f7;--surface:#fff;--surface-2:#e6eeee;--text:#152c46;--muted:#526976;--accent:#176d60;--button-ink:#fff;--line:#d3e0e3;--header:rgba(243,247,247,.96);color-scheme:light}
.tb-home *{box-sizing:border-box}.tb-home h1,.tb-home h2,.tb-home h3,.tb-home p{margin:0}.tb-home a{color:inherit;text-decoration:none}.tb-home button{font:inherit;color:inherit;cursor:pointer}.tb-home button,.tb-home a{-webkit-tap-highlight-color:transparent}.tb-home button:focus-visible,.tb-home a:focus-visible,.tb-home summary:focus-visible,.tb-home [tabindex]:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.tb-home img{display:block;max-width:100%}.tb-wrap{width:min(1240px,calc(100% - 96px));margin-inline:auto}.tb-skip{position:absolute;left:24px;top:16px;transform:translateY(-180%);padding:12px 20px;background:var(--accent);color:var(--button-ink)!important;border-radius:12px;z-index:3}.tb-skip:focus{transform:none}
.tb-header{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px;width:min(1360px,calc(100% - 80px));margin:auto;position:relative;z-index:2;border-bottom:1px solid var(--line)}.tb-brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0;font-size:24px;font-weight:650;letter-spacing:-1px}.tb-brand img{border-radius:10px}.tb-nav{display:flex;gap:29px;font-size:14px;color:var(--muted)}.tb-nav a:hover,.tb-login:hover,.tb-footer a:hover{color:var(--accent)}.tb-nav-actions{display:flex;align-items:center;gap:22px;font-size:14px}.tb-theme{border:0;background:transparent;padding:6px 0;color:var(--muted)!important;font-size:12px!important;min-width:28px}.tb-button{display:inline-flex;align-items:center;justify-content:center;padding:15px 27px;min-height:54px;border:1px solid transparent;border-radius:12px;background:var(--accent);color:var(--button-ink)!important;font-weight:650;line-height:1.3;transition:transform .25s,box-shadow .25s}.tb-button:hover{transform:translateY(-3px);box-shadow:0 10px 24px #58d4be22}.tb-button:active{transform:scale(.98)}.tb-button-small{padding:10px 20px;min-height:40px}.tb-text-link{display:inline-flex;align-items:center;gap:15px;font-size:15px}.tb-text-link span{font-size:22px;transition:transform .25s}.tb-text-link:hover span{transform:translate(3px,-3px)}
.tb-hero{min-height:650px;display:grid;grid-template-columns:1fr 1.1fr;align-items:center;gap:0;padding-block:64px 78px;position:relative}.tb-hero-copy{position:relative;z-index:1}.tb-intro{font-size:14px;color:var(--accent);margin-bottom:25px!important;letter-spacing:.03em}.tb-hero h1{font-size:clamp(48px,5.2vw,76px);line-height:1.23;letter-spacing:-3.5px;font-weight:650;margin-bottom:28px}.tb-lead{color:var(--muted);font-size:17px;line-height:1.95;max-width:440px}.tb-hero-actions{display:flex;align-items:center;gap:28px;margin-top:36px}.tb-hero-art{position:relative;min-width:0;margin-left:-45px;margin-right:-60px;overflow:hidden;border-radius:28px;aspect-ratio:1.2;background:#091d2b}.tb-bridge{width:100%;height:100%;object-fit:contain;object-position:center;mix-blend-mode:lighten}.tb-art-shine{position:absolute;inset:0;background:linear-gradient(110deg,transparent 35%,#ecf7f808 49%,transparent 62%);pointer-events:none;transform:translateX(-110%)}
.tb-protocols{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:32px 0 36px;border-block:1px solid var(--line)}.tb-protocol-heading p{font-size:16px}.tb-protocol-heading>span{display:block;font-size:12px;color:var(--muted);margin-top:5px}.tb-models{display:flex;gap:52px;align-items:center}.tb-models>div{display:flex;gap:12px;align-items:center;font-size:24px;letter-spacing:-.6px;font-weight:500}.tb-models img{filter:brightness(0) invert(1);opacity:.88}.tb-home[data-theme=light] .tb-models img{filter:brightness(0);opacity:.8}
.tb-section{padding-block:110px 20px;scroll-margin-top:32px}.tb-section-heading{max-width:650px;margin-bottom:48px}.tb-home h2{font-size:clamp(34px,3.5vw,48px);line-height:1.3;letter-spacing:-1.8px;font-weight:580}.tb-section-heading>p{color:var(--muted);font-size:16px;margin-top:20px}.tb-feature-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:72px;align-items:center}.tb-route-panel{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:36px 32px 24px;min-width:0}.tb-home h3{font-size:23px;letter-spacing:-.5px;line-height:1.5;font-weight:560}.tb-route-panel>p{font-size:14px;color:var(--muted);max-width:350px;margin-top:12px}.tb-route-visual{display:grid;grid-template-columns:72px 1fr 90px 1fr 80px;align-items:center;margin-top:50px;min-height:180px}.tb-route-source{font-size:15px;font-weight:550;text-align:center}.tb-route-source span{display:block;font-size:11px;color:var(--muted);font-weight:400;margin-top:5px}.tb-route-hub{display:flex;flex-direction:column;align-items:center;gap:10px}.tb-route-hub strong{font-size:13px;font-weight:500}.tb-route-hub img{border-radius:16px;box-shadow:0 0 32px #58d4be14}.tb-route-target{display:flex;flex-direction:column;gap:12px}.tb-route-target span{background:var(--surface-2);border:1px solid var(--line);padding:8px 5px;text-align:center;font-size:12px;border-radius:8px}.tb-flow{height:1px;background:var(--line);position:relative;margin-top:-24px;overflow:hidden}.tb-flow i{display:block;height:2px;width:25%;background:var(--accent);position:absolute;left:0;top:0;transform:translateX(-120%)}.tb-diagram-caption{display:block;color:var(--muted);font-size:11px;text-align:center;margin-top:30px}.tb-feature-notes{display:grid;gap:40px}.tb-feature-notes article{max-width:350px}.tb-feature-glyph{font-family:monospace;color:var(--accent);font-size:26px;letter-spacing:3px;display:flex;height:32px;margin-bottom:18px;align-items:center}.tb-glyph-bars{gap:5px;align-items:flex-end}.tb-glyph-bars i{width:5px;height:12px;background:var(--accent);border-radius:2px}.tb-glyph-bars i:nth-child(2){height:22px}.tb-glyph-bars i:nth-child(3){height:17px}.tb-glyph-bars i:nth-child(4){height:29px}.tb-feature-notes p{font-size:15px;color:var(--muted);line-height:1.9;margin-top:12px}.tb-inline-link{display:inline-block;font-size:13px;color:var(--accent)!important;margin-top:16px;border-bottom:1px solid var(--line)}.tb-inline-link:hover{border-color:var(--accent)}
.tb-connect{padding-top:128px}.tb-code-shell{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:var(--surface)}.tb-code-toolbar{padding:17px 26px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:20px}.tb-tabs{display:flex;gap:8px}.tb-tabs button{border:0;background:transparent;border-radius:8px;padding:9px 16px;color:var(--muted);font-size:13px}.tb-tabs button[aria-selected=true]{background:var(--surface-2);color:var(--text)}.tb-copy{font-size:12px!important;border:1px solid var(--line);padding:7px 12px;border-radius:8px;background:transparent;white-space:nowrap}.tb-copy:hover{border-color:var(--accent);color:var(--accent)}.tb-code-shell pre{overflow-x:auto;overscroll-behavior-inline:contain;padding:30px 34px;margin:0;min-height:280px;tab-size:2;font-family:'SFMono-Regular',Consolas,monospace;font-size:14px;line-height:1.9;color:var(--text);white-space:pre}.tb-code-shell code{font-family:inherit}.tb-code-bottom{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:20px 32px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.tb-base-url{color:var(--accent);overflow-wrap:anywhere;word-break:break-all}.tb-copy-feedback{margin-left:auto;color:var(--accent)}.tb-code-note{font-size:12px;color:var(--muted);margin-top:18px!important}.tb-token-string{color:var(--accent)}.tb-token-comment{color:var(--muted)}
.tb-faq{display:grid;grid-template-columns:1fr 1.2fr;gap:100px;align-items:start;padding-block:120px}.tb-faq-list{border-top:1px solid var(--line)}.tb-faq details{border-bottom:1px solid var(--line)}.tb-faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:25px 0;cursor:pointer;font-weight:500;font-size:16px}.tb-faq summary::-webkit-details-marker{display:none}.tb-faq summary>span{color:var(--accent);font-size:24px;font-weight:300;transition:transform .25s}.tb-faq details[open] summary>span{transform:rotate(45deg)}.tb-faq details p{color:var(--muted);padding:0 30px 25px 0;font-size:14px;line-height:1.9}.tb-faq p a{color:var(--accent);text-decoration:underline}.tb-final{display:flex;justify-content:space-between;align-items:center;gap:40px;border-top:1px solid var(--line);padding-block:70px 86px}.tb-final h2{font-size:clamp(40px,5vw,64px)}.tb-final p{font-size:15px;color:var(--muted);margin-top:22px}.tb-final .tb-button{min-width:165px}.tb-footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:30px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.tb-footer .tb-brand{font-size:20px;color:var(--text)}.tb-footer>div{display:flex;align-items:center;gap:25px}.tb-motion{padding:0;border:0;background:transparent;font-size:12px!important;color:var(--muted)!important}
@media(prefers-reduced-motion:no-preference){.tb-home[data-ready] .tb-hero-copy>*{animation:tb-enter .85s cubic-bezier(.2,.7,.2,1) both}.tb-home[data-ready] .tb-hero-copy>:nth-child(2){animation-delay:.08s}.tb-home[data-ready] .tb-hero-copy>:nth-child(3){animation-delay:.16s}.tb-home[data-ready] .tb-hero-copy>:nth-child(4){animation-delay:.24s}.tb-home[data-ready] .tb-bridge{animation:tb-float 8s ease-in-out infinite}.tb-home[data-ready] .tb-art-shine{animation:tb-shine 9s 1s ease-in-out infinite}.tb-home[data-ready] .tb-flow i{animation:tb-travel 2.6s ease-in-out infinite}.tb-home[data-ready] .tb-flow-out i{animation-delay:1.2s}.tb-home [data-reveal].tb-await{opacity:0;transform:translateY(22px)}.tb-home [data-reveal]{transition:opacity .75s ease,transform .75s cubic-bezier(.2,.7,.2,1)}.tb-home details[open] p{animation:tb-enter .3s ease both}.tb-code.tb-code-change{animation:tb-code-in .25s ease}}
@keyframes tb-enter{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes tb-float{0%,100%{transform:translateY(0) scale(1.02)}50%{transform:translateY(-9px) scale(1.02)}}@keyframes tb-shine{0%,30%{transform:translateX(-110%)}70%,100%{transform:translateX(110%)}}@keyframes tb-travel{0%{transform:translateX(-120%);opacity:0}10%{opacity:1}85%{opacity:1}100%{transform:translateX(520%);opacity:0}}@keyframes tb-code-in{from{opacity:.35;transform:translateY(4px)}to{opacity:1;transform:none}}
.tb-home[data-motion=paused] *, .tb-home[data-motion=paused] *::before,.tb-home[data-motion=paused] *::after{animation-play-state:paused!important}.tb-home[data-motion=paused] .tb-hero-copy>*{animation:none!important;opacity:1!important;transform:none!important}.tb-home[data-motion=paused] .tb-await{opacity:1!important;transform:none!important}.tb-home[data-offscreen] .tb-bridge,.tb-home[data-offscreen] .tb-art-shine{animation-play-state:paused}
@media(prefers-reduced-motion:reduce){.tb-home *,.tb-home *::before,.tb-home *::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.tb-home .tb-await{opacity:1!important;transform:none!important}}
@media(min-width:1500px){.tb-hero{min-height:700px}.tb-hero-art{margin-right:-100px}}
@media(max-width:1100px){.tb-wrap{width:calc(100% - 64px)}.tb-header{width:calc(100% - 48px);gap:20px}.tb-nav{gap:20px}.tb-nav-actions{gap:16px}.tb-hero{min-height:610px;grid-template-columns:1fr 1fr}.tb-hero h1{font-size:58px;letter-spacing:-2px}.tb-hero-art{margin-left:-30px;margin-right:-30px}.tb-hero-actions{gap:20px}.tb-models{gap:30px}.tb-models>div{font-size:20px}.tb-feature-layout{gap:40px;grid-template-columns:1.3fr 1fr}.tb-route-panel{padding:30px 24px 24px}.tb-route-visual{grid-template-columns:65px 1fr 82px 1fr 65px}.tb-faq{gap:60px}.tb-section{padding-top:90px}}
@media(max-width:767px){.tb-wrap{width:calc(100% - 40px)}.tb-header{width:calc(100% - 32px);height:70px;gap:12px}.tb-header .tb-brand{font-size:21px;gap:8px}.tb-header .tb-brand img{width:30px;height:30px}.tb-nav{display:none}.tb-nav-actions{gap:14px}.tb-theme{font-size:11px!important}.tb-button-small{padding:9px 13px;min-height:36px}.tb-login{font-size:13px}.tb-hero{grid-template-columns:1fr;min-height:0;padding:50px 0 28px;gap:18px}.tb-hero h1{font-size:52px;letter-spacing:-2px;margin-bottom:22px}.tb-intro{margin-bottom:20px!important;font-size:12px}.tb-lead{font-size:15px;line-height:1.9}.tb-hero-actions{margin-top:28px;gap:26px}.tb-text-link{font-size:13px;gap:10px}.tb-button{padding:14px 24px;min-height:48px}.tb-button-small{padding:9px 13px;min-height:36px}.tb-hero-art{margin:0 -12px;aspect-ratio:1.45;border-radius:20px}.tb-protocols{display:block;padding:26px 0 30px}.tb-protocol-heading p{font-size:14px}.tb-protocol-heading>span{font-size:11px}.tb-models{gap:0;justify-content:space-between;margin-top:25px}.tb-models>div{gap:9px;font-size:20px}.tb-models img{width:24px;height:24px}.tb-section{padding-top:72px}.tb-home h2{font-size:36px;letter-spacing:-1px}.tb-section-heading{margin-bottom:30px}.tb-section-heading>p{font-size:14px;margin-top:16px}.tb-feature-layout{grid-template-columns:1fr;gap:36px}.tb-route-panel{padding:28px 20px 22px}.tb-home h3{font-size:22px}.tb-route-panel>p{font-size:13px}.tb-route-visual{grid-template-columns:60px 1fr 82px 1fr 66px;margin-top:28px}.tb-route-source{font-size:13px}.tb-route-target span{font-size:11px}.tb-diagram-caption{margin-top:15px}.tb-feature-notes{gap:30px}.tb-feature-notes article{max-width:none;padding:0 3px}.tb-feature-glyph{margin-bottom:14px}.tb-feature-notes p{font-size:14px;max-width:390px}.tb-feature-notes article+article{border-top:1px solid var(--line);padding-top:28px}.tb-code-toolbar{padding:12px;gap:8px}.tb-tabs{gap:0}.tb-tabs button{padding:8px 10px;font-size:12px}.tb-copy{padding:7px 9px;font-size:11px!important}.tb-code-shell{border-radius:18px}.tb-code-shell pre{padding:23px 20px;font-size:12px;min-height:250px}.tb-code-bottom{padding:16px 20px;display:block;font-size:11px}.tb-code-bottom>span:first-child{display:block;margin-bottom:5px}.tb-copy-feedback{display:block;margin-top:8px;min-height:18px}.tb-code-note{font-size:11px}.tb-faq{grid-template-columns:1fr;gap:30px;padding-bottom:65px}.tb-faq summary{font-size:15px;padding:23px 0}.tb-faq details p{font-size:13px}.tb-final{align-items:flex-start;flex-direction:column;gap:30px;padding-block:50px 60px}.tb-final h2{font-size:44px}.tb-final p{font-size:14px;max-width:270px}.tb-footer{flex-wrap:wrap;gap:22px;padding:25px 0}.tb-footer>.tb-brand{font-size:20px}.tb-footer>span{margin-left:auto;font-size:10px}.tb-footer>div{width:100%;justify-content:flex-end;font-size:12px}.tb-footer .tb-motion{margin-right:auto}}
@media(max-width:374px){.tb-header .tb-brand{font-size:18px}.tb-nav-actions{gap:10px}.tb-theme{display:none}.tb-hero h1{font-size:46px}.tb-models>div{font-size:18px}.tb-models img{width:22px;height:22px}.tb-route-visual{grid-template-columns:53px 1fr 76px 1fr 60px}.tb-route-panel{padding-inline:16px}}