:root{--pearl:#f3f6fa;--ink:#172744;--cyan:#48d7ff;--violet:#7674ea;--white:#fff;--muted:#53617a;--line:#dce3ed;--display:ui-rounded,"SF Pro Rounded","Avenir Next",system-ui,sans-serif;--body:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--mono:"SFMono-Regular",Consolas,monospace;color:var(--ink);background:var(--pearl);font-family:var(--body);font-synthesis:none;scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,pre:focus-visible{outline:3px solid #5553bd;outline-offset:5px}p{line-height:1.6;margin:0}h1,h2,h3{font-family:var(--display);margin:0;letter-spacing:-.035em}h3{font-size:23px;line-height:1.3}button{color:inherit}code{font-family:var(--mono);font-size:.85em}p code{overflow-wrap:anywhere}section[id],details[id]{scroll-margin-top:36px}.shell{width:min(1200px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;left:20px;top:-80px;background:var(--ink);color:white;padding:12px 20px;z-index:10}.skip-link:focus{top:12px}
.site-header{height:108px;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{display:inline-flex;align-items:center;gap:12px;font-size:15px;font-weight:650;white-space:nowrap}.brand-symbol{font-family:var(--display);font-size:24px;letter-spacing:-.09em;color:white;background:var(--ink);width:33px;height:33px;border-radius:11px;text-align:center;line-height:30px}.brand-divider{color:#94a0b4;font-weight:400}.site-header nav{display:flex;gap:32px;font-size:14px;font-weight:600}.site-header nav a:hover,.text-link:hover,.site-footer>a:last-child:hover{color:#5654b5}
.hero{display:grid;grid-template-columns:.84fr 1.16fr;align-items:center;gap:48px;padding-top:48px;padding-bottom:80px}.hero-copy{padding-bottom:24px}.eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:.12em;font-weight:600;line-height:1.6;display:flex;align-items:center;gap:9px}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--violet);flex:none}.hero h1{font-weight:780;font-size:clamp(70px,7.5vw,106px);line-height:.95;letter-spacing:-.07em;margin:27px 0}.hero h1 span{color:#6b69db}.hero-description{font-family:var(--display);font-size:clamp(21px,2vw,26px);line-height:1.3;letter-spacing:-.025em;font-weight:600}.intro{font-size:15px;color:var(--muted);max-width:335px;margin:20px 0 27px}.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;border-radius:12px;padding:15px 20px;font-size:14px;font-weight:600;line-height:1.4;min-height:49px}.primary{background:var(--ink);color:var(--white)}.primary:hover{background:#293e61}.button span{font-size:20px;line-height:1}.hero-footnote{font-size:12px;color:var(--muted);margin-top:15px}
.playground{min-width:0}.stage{height:450px;background:radial-gradient(ellipse at 50% 42%,#fff 0%,#edf2ff 53%,#e1e9f5 100%);border:1px solid #fff;border-radius:38px;position:relative;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 55px -40px #42588855;color:var(--ink)}.stage-top{display:flex;align-items:center;justify-content:space-between;padding:24px 28px;position:relative;z-index:1}.demo-label{font-size:13px;font-weight:650}.version-badge{font-family:var(--mono);font-size:10px;padding:5px 8px;border:1px solid #c9d3e8;border-radius:6px;color:var(--muted)}.avatar-space{display:flex;align-items:center;justify-content:center;flex:1;min-height:0;position:relative}.avatar-space::before{content:"";position:absolute;width:58%;height:36px;background:#8b9dbe22;filter:blur(12px);border-radius:50%;bottom:8px;pointer-events:none}.avatar-space tk-kiro{position:relative;max-width:100%;--kiro-accent:var(--cyan)}.stage-bottom{text-align:center;padding:12px 20px 20px;position:relative;z-index:1}.stage-bottom p{font-size:13px}.quiet-button{font-size:11px;background:none;border:0;text-decoration:underline;text-underline-offset:3px;padding:9px;color:var(--muted)}.stage.dark{background:radial-gradient(ellipse at 50% 40%,#344665,#1e2b42 65%,#172237);border-color:#36435c;color:#fff}.stage.dark .version-badge{color:#d6e0f3;border-color:#63708b}.stage.dark .quiet-button{color:#d6e0f3}.stage.dark .avatar-space::before{background:#0004}
.demo-controls{padding:20px 2px 0}.state-options{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.state-options button{border:1px solid var(--line);border-radius:10px;padding:10px 5px;background:transparent;font-size:12px;font-weight:550;min-height:39px}.state-options button:hover{background:#e7ecf5}.state-options button[aria-pressed=true]{color:white;background:var(--ink);border-color:var(--ink)}.appearance-controls{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px;font-size:11px;color:var(--muted)}.size-control{display:flex;align-items:center;gap:10px;min-width:0}.size-control input{width:100px;min-width:45px;accent-color:#6b69db;height:24px}.size-control output{font-family:var(--mono);font-size:10px;white-space:nowrap;min-width:43px}.background-button{border:0;background:none;white-space:nowrap;display:flex;align-items:center;gap:7px;font-size:11px;padding:6px 0}.background-button>span{font-size:20px;color:var(--ink)}.shared-strip{border-block:1px solid var(--line);padding-block:25px;display:flex;justify-content:space-between;align-items:center;gap:24px}.shared-strip>span:first-child{font:10px var(--mono);letter-spacing:.08em;color:var(--muted)}.shared-strip p{font-size:14px}.shared-strip>span:last-child{font-size:26px;color:var(--violet)}.mobile-break{display:none}
.section-space{padding-block:82px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:35px}.section-heading h2{font-size:clamp(32px,4vw,48px);margin-top:12px;line-height:1.08;letter-spacing:-.045em}.section-heading>p{font-size:14px;color:var(--muted)}.integration-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:54px;align-items:center}.code-panel{min-width:0;border-radius:18px;background:var(--ink);color:#eef3ff;overflow:hidden}.code-toolbar{display:flex;justify-content:space-between;gap:10px;border-bottom:1px solid #394761;padding:14px 18px}.language-options{display:flex;gap:3px}.language-options button{border:0;border-radius:6px;padding:7px 10px;color:#c9d4e8;background:none;font:11px var(--mono)}.language-options button[aria-pressed=true]{background:#35455f;color:white}.copy-button{border:0;background:none;font-size:11px;color:#eef3ff;display:flex;align-items:center;gap:9px;padding:7px}.copy-button:hover{color:var(--cyan)}pre{margin:0;padding:26px;overflow:auto;min-height:176px;tab-size:2;font:12px/1.85 var(--mono);white-space:pre}pre code{font:inherit;color:#c5eaff}.code-footer{font-size:10px;color:#c2cce0;border-top:1px solid #394761;display:flex;gap:7px;align-items:center;min-height:40px;padding:10px 20px;flex-wrap:wrap}.code-footer .status-dot{background:var(--cyan);width:5px;height:5px}#copy-status{margin-left:auto;color:white}.integration-notes h3{margin-bottom:13px}.integration-notes p{font-size:14px;color:var(--muted);margin-bottom:12px}.text-link{display:inline-flex;gap:20px;align-items:center;font-size:13px;font-weight:650;margin-top:8px}.update-options{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-block:42px}.update-options article+article{border-left:1px solid var(--line);padding-left:50px}.update-options h3{margin:11px 0}.update-options p:not(.eyebrow){font-size:13px;color:var(--muted)}.update-options .small-note{margin-top:12px;font-size:12px!important}.reference{border-block:1px solid var(--line)}.reference summary{font-size:14px;font-weight:600;cursor:pointer;padding:23px 0;display:flex;justify-content:space-between;gap:16px;list-style:none}.reference summary::-webkit-details-marker{display:none}.reference summary span{font-size:20px;font-weight:400}.reference[open] summary span{transform:rotate(45deg)}.reference-content{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:8px 0 30px}.reference h3{font-size:17px;margin-bottom:17px}.reference p{font-size:13px;color:var(--muted);margin-bottom:12px}.state-reference{display:grid;grid-template-columns:120px 1fr;gap:10px;font-size:13px;margin:0}.state-reference dt{font-family:var(--mono);font-size:12px}.state-reference dd{margin:0;color:var(--muted)}
.downloads{background:#e9eef6}.download-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.asset{min-width:0}.asset-image{display:grid;place-items:center;border:1px solid #fff9;border-radius:22px;aspect-ratio:1.18;background-color:#f4f7fb;background-image:linear-gradient(45deg,#e7ecf5 25%,transparent 25%),linear-gradient(-45deg,#e7ecf5 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e7ecf5 75%),linear-gradient(-45deg,transparent 75%,#e7ecf5 75%);background-size:24px 24px;background-position:0 0,0 12px,12px -12px,-12px 0}.asset-image img{width:75%;height:85%;object-fit:contain}.asset:hover .asset-image{border-color:var(--violet)}.asset-caption{display:flex;justify-content:space-between;align-items:center;padding:18px 3px;font-size:15px;font-weight:650}.asset-caption small{display:block;margin-top:5px;font-size:11px;font-weight:400;color:var(--muted)}.asset-caption>span:last-child{border:1px solid #c4cede;border-radius:50%;width:32px;height:32px;display:grid;place-items:center;font-size:18px}.download-footer{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-top:22px}.download-footer p{font-size:12px;color:var(--muted)}.secondary{border:1px solid #b8c3d5;background:transparent;font-size:12px;white-space:nowrap}.secondary:hover{background:#fff8}.site-footer{padding-block:32px;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:11px;color:var(--muted)}.site-footer .wordmark{font-size:13px;color:var(--ink)}.noscript-note{padding:18px;text-align:center;background:#fff}
@media(min-width:1450px){.hero{gap:78px}}
@media(max-width:1050px){.shell{width:calc(100% - 64px)}.hero{gap:30px;grid-template-columns:.85fr 1.15fr}.hero h1{font-size:80px}.stage{height:420px}.integration-grid{gap:30px}.appearance-controls{flex-wrap:wrap}.size-control{flex:1}.size-control input{flex:1}.download-grid{gap:16px}.code-toolbar{padding:12px}}
@media(max-width:760px){.shell{width:calc(100% - 40px)}.site-header{height:82px;gap:12px}.site-header nav{gap:17px;font-size:12px}.wordmark{gap:8px;font-size:12px}.brand-symbol{width:28px;height:28px;font-size:22px;line-height:25px}.hero{grid-template-columns:1fr;padding-top:35px;gap:32px;padding-bottom:45px}.hero-copy{padding:0}.hero h1{font-size:90px;margin:24px 0 20px}.hero h1 br{display:none}.hero-description{font-size:24px}.intro{max-width:430px;margin:16px 0 22px}.hero-footnote{display:none}.stage{height:450px}.appearance-controls{flex-wrap:nowrap}.size-control{flex:initial}.size-control input{width:115px}.shared-strip{align-items:start;gap:16px;padding-block:22px}.shared-strip>span:first-child{max-width:100px;font-size:9px;line-height:1.6}.shared-strip p{font-size:12px}.shared-strip>span:last-child{display:none}.section-space{padding-block:52px}.section-heading{display:block;margin-bottom:26px}.section-heading>p{margin-top:18px;font-size:13px}.section-heading h2{font-size:39px}.integration-grid{grid-template-columns:1fr;gap:28px}.integration-notes{max-width:500px}.update-options{gap:28px;padding-block:34px}.update-options article+article{padding-left:25px}.update-options h3{font-size:21px}.reference-content{gap:28px}.reference-content h3{font-size:16px}.state-reference{grid-template-columns:1fr;gap:5px}.state-reference dd{margin-bottom:7px}.download-grid{gap:13px}.asset-caption{font-size:13px;gap:6px}.asset-caption small{font-size:10px}.asset-caption>span:last-child{width:26px;height:26px;flex:none}.asset-image{border-radius:14px}.download-footer{align-items:start;flex-direction:column;gap:19px}.site-footer{flex-wrap:wrap}.site-footer>span{order:3;flex-basis:100%}}
@media(max-width:420px){.shell{width:calc(100% - 32px)}.site-header nav{gap:12px;font-size:11px}.site-header .wordmark{gap:6px;font-size:11px}.site-header .brand-symbol{display:none}.hero h1{font-size:74px}.hero .eyebrow{font-size:9px}.stage{height:394px;border-radius:26px}.stage-top{padding:19px 20px}.stage-bottom p{font-size:12px}.size-control{gap:6px}.size-control input{width:68px}.appearance-controls{gap:7px}.background-button{font-size:10px}.state-options button{font-size:10px}.update-options{grid-template-columns:1fr;gap:25px}.update-options article+article{padding:25px 0 0;border-left:0;border-top:1px solid var(--line)}.reference-content{grid-template-columns:1fr}.state-reference{grid-template-columns:110px 1fr;gap:10px}.state-reference dd{margin:0}.download-grid{grid-template-columns:1fr}.asset{display:grid;grid-template-columns:100px 1fr;gap:20px;align-items:center}.asset-image{aspect-ratio:1}.asset-caption{font-size:14px}.asset-caption small{font-size:11px}.mobile-break{display:block}.code-toolbar{padding:10px}.copy-button{font-size:10px}pre{padding:20px;font-size:11px}.code-footer{padding:10px 15px}.section-heading h2{font-size:35px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}