/* Homepage only. Shared Kognai v2.2 tokens remain in colors_and_type.css. */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;background:var(--void);color:var(--bone);font-family:var(--font-sans);font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,figure{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}img{display:block;max-width:100%}
button,a,summary{-webkit-tap-highlight-color:transparent}::selection{background:var(--jade);color:var(--void)}:focus-visible{outline:3px solid var(--jade-hot);outline-offset:5px}
button[hidden]{display:none}.shell{width:min(1280px,calc(100% - 112px));margin-inline:auto}.section{padding-block:112px}
.eyebrow{font-family:var(--font-mono);font-size:.75rem;line-height:1.6;letter-spacing:.1em;color:var(--jade);margin-bottom:25px}.muted{color:var(--bone-2)}
.skip-link{position:fixed;top:10px;left:16px;transform:translateY(-180%);background:var(--jade);color:var(--void);padding:12px;z-index:100}.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;background:rgba(9,28,43,.96);backdrop-filter:blur(14px);z-index:20;border-bottom:1px solid rgba(163,181,179,.13)}
.nav-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:36px}.brand{display:inline-flex;align-items:center;gap:13px;flex-shrink:0}.brand img{width:42px;height:42px;object-fit:contain}.brand span{font-weight:600;letter-spacing:.17em;font-size:1.35rem}
.nav-inner nav{display:flex;align-items:center;gap:30px;font-size:.875rem}.nav-inner nav>a:not(.button){color:var(--bone-2)}.nav-inner nav>a:hover{color:var(--jade-hot)}
.button{min-height:48px;padding:13px 22px;display:inline-flex;align-items:center;justify-content:center;gap:30px;border:1px solid var(--void-edge);border-radius:2px;font-weight:600;font-size:.9375rem;transition:background .18s,border-color .18s,color .18s}.button span,.text-link span{font-size:1.2em}
.primary{background:var(--jade);color:var(--void);border-color:var(--jade)}.primary:hover{background:var(--jade-hot);border-color:var(--jade-hot)}
.nav-cta{background:var(--bone);color:var(--void);min-height:42px;padding:9px 17px;gap:20px}.nav-inner nav>.nav-cta:hover{background:var(--jade);color:var(--void)}
.text-link{display:inline-flex;align-items:center;gap:18px;font-size:.9375rem;font-weight:500;padding-block:8px}.text-link:hover{color:var(--jade-hot)}
.actions{display:flex;align-items:center;gap:28px;flex-wrap:wrap}.menu-toggle{display:none}
.hero{min-height:730px;display:grid;grid-template-columns:1.05fr 1fr;gap:20px;align-items:center;padding-top:72px;padding-bottom:70px}
.hero .eyebrow{display:flex;align-items:center;gap:12px;margin-bottom:30px}.mini-mark{font-size:23px;line-height:1}
.hero h1{font-size:clamp(4rem,7.15vw,6.5rem);font-weight:500;letter-spacing:-.045em;line-height:.99}.hero h1>span{color:var(--jade)}
.hero-description{max-width:450px;color:var(--bone-2);font-size:1.1875rem;line-height:1.65;margin-block:30px}
.hero-note{font-family:var(--font-mono);font-size:.75rem;color:var(--bone-2);margin-top:24px;line-height:1.8}
.hero-system{position:relative;min-width:0;align-self:stretch;min-height:500px;display:flex;align-items:center;justify-content:center;margin-left:10px}
.system-caption,.hero-system figcaption{position:absolute;left:0;right:0;display:flex;justify-content:space-between;gap:20px;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.02em;color:var(--bone-2)}
.system-caption{top:16px}.hero-system figcaption{bottom:8px;border-top:1px solid var(--void-edge);padding-top:16px}
.system-lines{position:absolute;inset:0;width:100%;height:100%;stroke:var(--void-edge);stroke-width:1}.system-lines .accent-line{stroke:var(--jade);opacity:.6}.system-lines .endpoint{stroke:var(--jade);fill:var(--jade)}
.hero-mark{width:60%;height:auto;position:relative;filter:drop-shadow(0 12px 32px rgba(0,0,0,.25))}
.system-label{position:absolute;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.06em;background:var(--void);padding:5px 8px;color:var(--bone-2)}
.label-top{top:15%;left:50%;transform:translateX(-50%)}.label-bottom{bottom:15%;left:50%;transform:translateX(-50%)}.label-left{left:0;top:49%}.label-right{right:0;top:49%}
.foundation-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--void-edge);border-bottom:1px solid var(--void-edge);padding-block:23px;gap:15px;font-size:.875rem;color:var(--bone-2)}.foundation-strip span+span{border-left:1px solid var(--void-edge);padding-left:28px}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:65px;margin-bottom:56px}.section-heading>div{flex:1}.section-heading>p{max-width:320px;color:var(--bone-2);font-size:1.0625rem}
h2{font-size:clamp(2.2rem,3.55vw,3.25rem);line-height:1.1;font-weight:500;letter-spacing:-.035em}
.engine-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:stretch}.engine-controls{border-top:1px solid var(--void-edge)}
.engine-choice{display:grid;grid-template-columns:27px 1fr 20px;gap:20px;width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--void-edge);padding:30px 16px 30px 0;transition:background .18s}
.choice-number{font-family:var(--font-mono);font-size:.75rem;padding-top:5px;color:var(--bone-2)}.engine-choice strong{display:block;font-size:1.4375rem;line-height:1.3;font-weight:500;margin-bottom:8px}
.engine-choice strong+span{display:block;font-size:.9375rem;color:var(--bone-2);max-width:350px;line-height:1.6}.choice-arrow{color:var(--bone-2);font-size:1.3rem}
.engine-choice.is-active strong,.engine-choice.is-active .choice-number,.engine-choice.is-active .choice-arrow{color:var(--jade)}.engine-choice:hover{background:rgba(38,190,183,.035)}
.engine-diagram{background:var(--void-2);border:1px solid var(--void-edge);padding:30px 35px;display:flex;flex-direction:column;align-items:center}
.diagram-header{display:flex;width:100%;justify-content:space-between;gap:16px;font-family:var(--font-mono);font-size:.75rem;color:var(--bone-2);margin-bottom:30px}.diagram-type{color:var(--jade)}
.flow-top{padding:10px 25px;border:1px solid var(--void-edge);font-size:.875rem}.flow-connector{height:26px;width:1px;background:var(--jade-deep)}
.flow-core{border:1px solid var(--jade-deep);padding:17px 25px;display:flex;align-items:center;gap:16px;max-width:100%}.flow-core strong{display:block;font-size:1rem;font-weight:500}.flow-core span{font-family:var(--font-mono);font-size:.75rem;display:block;color:var(--bone-2);margin-top:3px}
.flow-branches{height:25px;width:68%;border-top:1px solid var(--jade-deep);border-inline:1px solid var(--jade-deep);margin-top:24px;position:relative}.flow-branches::before{content:"";position:absolute;top:-25px;left:50%;height:48px;border-left:1px solid var(--jade-deep)}
.flow-nodes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%}.flow-nodes span{padding:12px 4px;text-align:center;background:var(--void);border:1px solid var(--void-edge);font-size:.875rem}
.diagram-explanation{font-size:.875rem;color:var(--bone-2);text-align:center;max-width:350px;margin-top:25px}.engine-diagram .text-link{font-size:.875rem;margin-top:10px}
.ecosystem{background:var(--bone);color:var(--void)}.ecosystem .eyebrow{color:#126963}.ecosystem .section-heading>p{color:#465d66}
.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.product-card{border:1px solid #becfcd;padding:26px 24px 0;background:rgba(255,255,255,.22);display:flex;flex-direction:column;min-width:0}
.product-meta{display:flex;justify-content:space-between;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.01em;color:#4a666b;min-height:38px;flex-wrap:wrap}
.product-card h3{font-weight:500;font-size:2.125rem;letter-spacing:-.03em;margin-top:16px}.product-card>p{font-size:1rem;line-height:1.6;min-height:78px;margin:9px 0 25px;color:#465d66}
.roadmap-badge{font-size:.75rem;border:1px solid #bdc1af;padding:3px 5px;color:#536039}
.product-preview{min-height:235px;margin-bottom:24px;padding:19px 17px;overflow:hidden}.preview-label{font-family:var(--font-mono);font-size:.75rem;letter-spacing:0;display:block;margin-bottom:22px}
.chat-preview{background:#c8ded8}.chat-bubble{background:#e8f1ed;border-radius:8px 8px 2px 8px;width:fit-content;padding:11px 14px;font-size:.875rem;margin-left:auto}.chat-reply{background:#091c2b;color:var(--bone);padding:13px 16px;border-radius:8px 8px 8px 2px;margin-top:12px;width:fit-content;font-size:1rem}
.preview-chips{display:flex;gap:8px;margin-top:20px;font-size:.75rem}.preview-chips span{border:1px solid #9dbab0;border-radius:3px;padding:3px 8px}
.studio-preview{background:#102d3b;color:var(--bone)}.studio-title{position:relative;font-size:2.5rem;letter-spacing:-.04em;line-height:1;font-weight:500}.studio-title em{font-style:normal;color:var(--jade-hot)}
.aspect-label{position:absolute;right:0;bottom:0;font-size:.75rem;letter-spacing:0;font-family:var(--font-mono);border:1px solid #476167;padding:7px 5px}
.reel{display:flex;align-items:center;gap:5px;margin-top:23px;font-family:var(--font-mono);font-size:.75rem}.reel span{padding:9px 6px;background:#284a56;flex:1;text-align:center}.reel b{font-weight:400;color:var(--jade)}
.planner-preview{background:#d3dbd7}.planner-preview>div{display:flex;align-items:center;gap:10px;border-top:1px solid #b7c5bf;padding:15px 0}.planner-preview strong{font-weight:500;flex:1;font-size:.875rem}.step-index{font-family:var(--font-mono);color:#526d63;font-size:.75rem}.planner-preview>div>span:last-child{font-size:.75rem;color:#4b655c}
.product-card details{border-top:1px solid #becfcd;margin-top:auto}.product-card summary{display:flex;justify-content:space-between;align-items:center;list-style:none;cursor:pointer;padding:19px 0;font-weight:500;font-size:.9375rem}.product-card summary span{font-size:1.4rem;font-weight:300}.product-card details[open] summary span{transform:rotate(45deg)}.product-card details p{font-size:.9375rem;color:#465d66;padding-bottom:18px}.product-card details a{display:block;font-size:.875rem;text-decoration:underline;text-underline-offset:4px;margin-bottom:22px}
.more-products{display:flex;align-items:center;gap:42px;border-top:1px solid #b8cbc8;margin-top:42px;padding-top:28px}.more-products>span{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.01em;max-width:180px;color:#49676a}.more-products>a,.more-products>.related-product{display:grid;grid-template-columns:1fr auto;column-gap:40px;flex:1;border-left:1px solid #b8cbc8;padding-left:35px}.more-products strong{font-size:1.25rem;font-weight:500}.more-products>a>span,.more-products>.related-product>span{font-size:.875rem;color:#49676a;grid-row:2}.more-products b{grid-column:2;grid-row:1/3;font-weight:400;align-self:center;font-size:1.3rem}
.protocol-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.big-number{font-size:8rem;letter-spacing:-.07em;font-weight:400;display:flex;align-items:center;gap:26px;line-height:1.2}.big-number>span{font-family:var(--font-mono);font-size:.75rem;line-height:1.7;letter-spacing:.06em;color:var(--jade)}.protocol-intro>p{color:var(--bone-2);font-size:1.0625rem;margin-block:25px 15px}.protocol-intro>.license-note{font-size:.75rem;margin-top:45px}
.protocol-list{border-top:1px solid var(--void-edge)}.protocol-list details{border-bottom:1px solid var(--void-edge)}summary::-webkit-details-marker{display:none}.protocol-list summary{display:grid;grid-template-columns:85px 1fr 20px;gap:20px;align-items:center;cursor:pointer;list-style:none;padding:18px 0;font-size:.9375rem;color:var(--bone-2)}.protocol-code{font-family:var(--font-mono);color:var(--bone);font-size:.875rem}.protocol-list details[open] .protocol-code{color:var(--jade)}.expand{font-size:1.35rem;font-weight:300}.protocol-list details[open] .expand{transform:rotate(45deg)}.protocol-detail{padding:0 40px 22px 105px;font-size:.9375rem;color:var(--bone-2)}.protocol-detail a{font-size:.875rem;display:inline-block;color:var(--jade);margin-top:12px}
.vision{background:var(--jade);color:var(--void)}.vision-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:100px}.vision .eyebrow{color:#093f48}.vision h2{font-size:clamp(3.5rem,5.5vw,5rem);line-height:1.02}.vision h2 span{color:#125b64}.vision-copy{padding-top:46px}.vision-lead{font-size:1.75rem;line-height:1.25;font-weight:500;letter-spacing:-.02em}.vision-copy>p:not(.vision-lead){font-size:1.0625rem;line-height:1.7;margin-top:23px;max-width:430px;color:#12444d}.vision .text-link{margin-top:22px;border-bottom:1px solid #126a6c}.vision .text-link:hover{color:var(--void)}.vision :focus-visible{outline-color:var(--void)}
.constitution{display:grid;grid-template-columns:1fr 1fr auto;gap:40px;align-items:center;padding-block:65px;border-bottom:1px solid var(--void-edge)}.constitution .eyebrow{margin-bottom:15px}.constitution h2{font-size:1.6875rem;line-height:1.25}.constitution ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:12px 24px;font-size:.875rem;color:var(--bone-2)}.constitution li{display:flex;gap:10px}.constitution li span{font-family:var(--font-mono);color:var(--jade);font-size:.75rem}.constitution>a{font-size:.875rem}
.builders{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.builders>div>p:not(.eyebrow){margin-block:25px;color:var(--bone-2);max-width:400px;font-size:1.0625rem}.builders h2{font-size:2.75rem}.code-panel{background:var(--void-2);border:1px solid var(--void-edge);min-width:0}.code-header{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:19px 23px;border-bottom:1px solid var(--void-edge);font-family:var(--font-mono);font-size:.75rem;color:var(--bone-2)}.code-header button{font-size:.75rem;background:none;border:1px solid var(--void-edge);border-radius:2px;padding:6px 10px;color:var(--bone)}.code-header button:hover{border-color:var(--jade)}.code-panel pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;padding:26px 23px;font-family:var(--font-mono);font-size:.8125rem;line-height:1.9;color:var(--jade-hot)}.code-panel code{font-family:inherit}.code-comment{color:var(--bone-2)}.code-panel>p{font-size:.75rem;padding:0 23px 24px;color:var(--bone-2)}
.status-note{border-top:1px solid var(--void-edge);border-bottom:1px solid var(--void-edge);display:grid;grid-template-columns:1fr 1.6fr auto;gap:38px;padding-block:28px;align-items:center}.status-note strong{font-size:.875rem;font-weight:500}.status-note p{font-size:.875rem;line-height:1.6;color:var(--bone-2)}.status-note a{font-size:.875rem}
.footer{padding-top:60px;padding-bottom:25px}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-bottom:60px}.footer-top>p{font-size:1.25rem;color:var(--bone-2)}.footer-top>a:last-child{font-size:1rem}.footer-top>a:last-child span{margin-left:20px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--void-edge);padding-top:24px;color:var(--bone-2);font-size:.875rem}.footer-bottom nav{display:flex;gap:25px}.footer a:hover{color:var(--jade)}
@media(min-width:1600px){.hero{min-height:800px}.hero-system{min-height:590px}}
@media(max-width:1100px){
.shell{width:calc(100% - 64px)}.nav-inner nav{gap:20px}.nav-inner{gap:20px}.brand span{font-size:1.15rem}.hero{min-height:670px}.hero h1{font-size:5.1rem}.hero-system{min-height:460px}.hero-description{font-size:1.0625rem}.hero .actions{gap:16px}.hero .button{padding-inline:16px;gap:16px}.section-heading{gap:35px}.engine-grid{gap:35px}.product-card{padding-inline:18px}.product-preview{padding-inline:12px}.more-products{gap:25px}.vision-grid{gap:60px}.builders{gap:35px}.builders h2{font-size:2.3rem}.constitution{grid-template-columns:1fr 1.4fr}.constitution>a{grid-column:2}.status-note{grid-template-columns:1fr 1.8fr}.status-note a{grid-column:2}.reel span{padding-inline:4px}.system-caption{font-size:.65rem}.diagram-header{flex-wrap:wrap}.product-meta{min-height:57px}
}
@media(max-width:800px){
.shell{width:calc(100% - 40px)}.section{padding-block:72px}.nav-inner{min-height:76px;flex-wrap:wrap;padding-block:15px}.brand img{width:35px;height:35px}
.menu-toggle:not([hidden]){display:flex;align-items:center;gap:16px;border:1px solid var(--void-edge);padding:7px 12px;background:none;font-size:.875rem}
.nav-inner nav{width:100%;flex-wrap:wrap;gap:16px 24px;padding-block:10px}.js-nav #navigation{display:none}.js-nav #navigation.is-open{display:flex;flex-direction:column;align-items:stretch;padding-bottom:10px;gap:0}.js-nav #navigation>a{padding-block:13px}.js-nav #navigation .nav-cta{margin-top:10px}
.hero{grid-template-columns:1fr;gap:30px;padding-top:55px;padding-bottom:35px}.hero h1{font-size:clamp(3.9rem,12vw,6rem)}.hero-description{max-width:480px}.hero-system{min-height:430px;max-width:500px;width:100%;margin:0 auto}.hero-mark{width:53%}.hero .eyebrow{font-size:.75rem}
.foundation-strip{grid-template-columns:1fr 1fr;gap:18px;font-size:.875rem;padding-block:22px}.foundation-strip span+span{border:0;padding:0}.foundation-strip span:nth-child(even){border-left:1px solid var(--void-edge);padding-left:20px}
.section-heading{display:block;margin-bottom:36px}h2{font-size:2.35rem}.section-heading>p{margin-top:23px;max-width:470px;font-size:1rem}
.engine-grid{grid-template-columns:1fr;gap:30px}.engine-choice{padding-block:24px}.engine-choice strong+span{max-width:100%}.engine-diagram{padding:25px 25px 30px}
.product-grid{grid-template-columns:1fr;gap:24px}.product-card{padding:24px 24px 0}.product-meta{min-height:25px}.product-card>p{min-height:0;max-width:420px}.product-preview{min-height:230px;padding:20px;max-width:100%}.chat-bubble{font-size:1rem}.chat-reply{font-size:1.1rem}.studio-title{font-size:2.75rem}.reel span{padding-inline:10px}.planner-preview>div{padding-block:17px}.planner-preview strong{font-size:.9375rem}
.more-products{flex-wrap:wrap;gap:25px}.more-products>span{max-width:none;width:100%}.more-products>a,.more-products>.related-product{padding-left:0;border:0;min-width:130px;column-gap:18px}
.protocol-layout{grid-template-columns:1fr;gap:35px}.big-number{font-size:6rem}.protocol-intro>.license-note{margin-top:15px}.protocol-intro>p{margin-top:12px}.protocol-list summary{grid-template-columns:70px 1fr 18px;gap:14px;font-size:.875rem}.protocol-detail{padding-left:84px;padding-right:25px}
.vision-grid{grid-template-columns:1fr;gap:25px}.vision h2{font-size:3.7rem}.vision-copy{padding-top:0}.vision-lead{font-size:1.5rem}
.constitution{grid-template-columns:1fr;gap:28px;padding-block:48px}.constitution>a{grid-column:auto}.constitution ol{gap:15px 25px;font-size:.875rem}
.builders{grid-template-columns:1fr;gap:35px}.builders h2{font-size:2.4rem}.code-panel pre{font-size:.75rem}.status-note{grid-template-columns:1fr;gap:14px}.status-note a{grid-column:auto}
.footer-top{flex-wrap:wrap;gap:24px;padding-bottom:35px}.footer-top>p{font-size:1rem}.footer-top>a:last-child{width:100%}.footer-bottom{flex-wrap:wrap;gap:22px}.footer-bottom nav{flex-wrap:wrap;gap:20px}.footer-bottom>span{width:100%}
}
@media(max-width:380px){
.shell{width:calc(100% - 32px)}.hero h1{font-size:3.65rem}.hero-system{min-height:345px}.hero .actions{align-items:flex-start;flex-direction:column}.hero-description{font-size:1rem}.system-caption{font-size:.6rem}.product-card{padding-inline:18px}.protocol-list summary{grid-template-columns:60px 1fr 16px;gap:10px}.protocol-detail{padding-left:70px}.flow-core{padding-inline:16px}.reel span{padding-inline:5px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Constitution and delivery status remain readable without scripting. */
.constitution{grid-template-columns:1fr 1.4fr;align-items:start;gap:80px}.constitution-intro{max-width:320px;color:var(--bone-2);margin-top:20px;font-size:1rem}.law-list{border-top:1px solid var(--void-edge)}.law-list details{border-bottom:1px solid var(--void-edge)}.law-list summary{list-style:none;display:grid;grid-template-columns:30px 1fr 18px;gap:12px;cursor:pointer;padding:16px 0;font-size:1rem}.law-list summary>span{font-family:var(--font-mono);color:var(--jade);font-size:.8125rem}.law-list summary>b{font-weight:400}.law-list details[open] summary>b{transform:rotate(45deg)}.law-list p{color:var(--bone-2);font-size:.9375rem;padding:0 25px 20px 42px}.status-section{padding-top:0;padding-bottom:65px}.status-section .section-heading{border-top:1px solid var(--void-edge);padding-top:65px}.status-section h2{font-size:2.5rem}.status-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--void-edge);gap:60px;padding-top:30px}.status-grid h3{font-size:1.1rem;font-weight:500}.status-grid>div:first-child h3{color:var(--jade)}.status-grid ul{padding-left:20px;color:var(--bone-2);font-size:.9375rem;line-height:1.7;margin-bottom:15px}.status-grid li{padding-bottom:10px}.status-grid .text-link{font-size:.875rem}
@media(max-width:800px){.constitution{grid-template-columns:1fr;gap:30px}.status-grid{grid-template-columns:1fr;gap:25px}.status-section h2{font-size:2.2rem}.status-section{padding-bottom:30px}}