@font-face{font-family:'Zen Kaku Gothic New';src:url('assets/zen-kaku-gothic-new-400.woff2') format('woff2');font-weight:400;font-display:swap}

@font-face{font-family:'Zen Kaku Gothic New';src:url('assets/zen-kaku-gothic-new-500.woff2') format('woff2');font-weight:500;font-display:swap}

@font-face{font-family:'Zen Kaku Gothic New';src:url('assets/zen-kaku-gothic-new-700.woff2') format('woff2');font-weight:700;font-display:swap}

@font-face{font-family:'IBM Plex Mono';src:url('assets/ibm-plex-mono-400.woff2') format('woff2');font-weight:400;font-display:swap}

:root{--site-ink:var(--ito-ink);--site-muted:var(--ito-body);--site-rule:var(--ito-rule-region);--site-bg:var(--ito-page);--site-surface:var(--ito-surface);--site-soft:var(--ito-well);--site-accent:var(--ito-accent);--site-max:1120px}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:30px}
body{margin:0;background:var(--site-bg);color:var(--site-ink);font:400 17px/1.55 var(--font-body);-webkit-font-smoothing:antialiased}
button,a{-webkit-tap-highlight-color:transparent}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
button,a{touch-action:manipulation}
button{border:0}
button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--site-accent);outline-offset:5px}
img{display:block;max-width:100%}
button[hidden],[hidden]{display:none!important}
::selection{background:var(--ito-accent);color:var(--ito-fg-on-ink-strong,#fff)}
.wrap{width:calc(100% - 96px);max-width:var(--site-max);margin-inline:auto}
.theme-light{display:none}
[data-theme=light] .theme-light{display:block}
[data-theme=light] .theme-dark{display:none}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-weight:400}
h1,h2{letter-spacing:-.045em;line-height:1.08}
h1 span,h2 span{color:var(--site-muted)}
.mono,.eyebrow,.field-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.03em}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;color:var(--ito-label);display:flex;align-items:center;gap:10px}
.skip-link{position:absolute;left:20px;top:10px;padding:12px;background:var(--site-surface);z-index:5;transform:translateY(-200%)}
.skip-link:focus{transform:none}
.site-header{min-height:96px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;border-bottom:1px solid var(--site-rule)}
.site-header>.brand{justify-self:start}
.brand{display:inline-flex;align-items:center;justify-content:center;min-width:48px;min-height:48px}
.wordmark{max-width:none}
.main-nav{display:flex;align-items:center;justify-content:center;gap:4px;padding:4px;border:1px solid var(--site-rule);border-radius:999px;background:var(--site-surface);font-size:14px;font-weight:500}
.main-nav a{min-height:40px;display:flex;align-items:center;justify-content:center;padding:8px 18px;border-radius:30px;transition:background .2s,color .2s;color:var(--site-muted)}
.main-nav a:hover{background:var(--site-soft);color:var(--site-ink)}
.header-actions{display:flex;align-items:center;gap:12px;justify-self:end}
.button{display:inline-flex;align-items:center;justify-content:center;gap:26px;min-height:46px;padding:0 23px;font-size:14px;font-weight:500;line-height:1.2;border:1px solid transparent;border-radius:999px;transition:background .22s,border-color .22s,opacity .22s}
.primary{background:var(--site-ink);color:var(--site-bg)}
.primary:hover{opacity:.83}
.secondary{border-color:var(--ito-pill-border);background:var(--site-surface)}
.secondary:hover{border-color:var(--site-muted)}
.header-cta{font-size:13px;min-height:44px;padding-inline:22px;white-space:nowrap}
.appearance{width:44px;height:44px;border:1px solid var(--site-rule);border-radius:50%;background:var(--site-surface);display:grid;place-items:center;flex-shrink:0}
.appearance:hover{background:var(--site-soft)}
.appearance-glyph{width:17px;height:17px;display:block;border:1.5px solid var(--site-muted);border-radius:50%;background:linear-gradient(90deg,var(--site-muted) 50%,transparent 50%)}
.hero{text-align:center;padding-top:60px}
.hero>.eyebrow{justify-content:center}
.live-point{width:6px;height:6px;border-radius:50%;background:var(--site-accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--site-accent) 12%,transparent)}
h1{font-size:clamp(58px,6.5vw,76px);margin-top:27px;letter-spacing:-.05em;line-height:1.03}
h1 span{color:var(--site-ink)}
.hero-copy{font-size:19px;line-height:1.65;color:var(--site-muted);margin-top:28px;letter-spacing:-.01em}
.hero-actions{display:flex;justify-content:center;gap:10px;margin-top:27px}
.signal-field{height:220px;position:relative;margin-top:18px;isolation:isolate;overflow:hidden}
.signal-lines{position:absolute;inset:0;width:100%;height:100%;mask-image:linear-gradient(90deg,transparent,black 10%,black 90%,transparent)}
.noise-lines{stroke:var(--ito-chart-edge);stroke-width:1;opacity:.5}
.resolved-line{stroke:var(--site-accent);stroke-width:1.6;stroke-dasharray:1500;stroke-dashoffset:0;animation:resolve-line 2s ease both}
.signal-dot{fill:var(--site-accent);animation:signal-pulse 4s ease-in-out infinite}
.signal-seal{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:94px;height:94px;border-radius:50%;display:grid;place-items:center;background:var(--site-bg);border:1px solid var(--site-rule)}
.signal-seal:after{content:'';position:absolute;inset:-10px;border:1px solid var(--site-rule);border-radius:50%;opacity:.35}
.field-label{position:absolute;bottom:15px;color:var(--ito-label);font-size:10px}
.source-label{left:7%}
.clarity-label{right:7%}
.hero-foot{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--site-rule);padding:24px 0 30px;color:var(--ito-label);font-size:12px}
.company-credit{display:flex;align-items:center;gap:7px}
.argonav-symbol{display:inline-block;width:29px;height:30px;overflow:hidden;position:relative;mix-blend-mode:screen}
.argonav-symbol img{position:absolute;max-width:none;width:166px;height:auto;left:-26px;top:-11px}
[data-theme=light] .argonav-symbol,[data-theme=light] .argonav-lockup{filter:invert(1);mix-blend-mode:multiply}
.section{padding-top:116px}
.section-intro{display:grid;grid-template-columns:1.15fr 1fr;align-items:end;gap:90px;margin-bottom:45px}
.section-intro .eyebrow{margin-bottom:23px}
h2{font-size:48px;line-height:1.15}
.section-copy{font-size:17px;line-height:1.8;color:var(--site-muted);padding-bottom:3px}
.product-browser{border:1px solid var(--site-rule);border-radius:20px;background:var(--site-surface);overflow:hidden}
.browser-bar{padding:20px 28px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--site-rule);font-size:14px}
.browser-title{display:flex;align-items:center;gap:11px}
.preview-label{color:var(--ito-label)}
.product-tabs{display:flex;gap:4px;padding:22px 28px 0}
.product-tabs button{padding:10px 20px;border-radius:30px;background:transparent;color:var(--site-muted);font-size:14px;min-height:44px;transition:background .2s,color .2s}
.product-tabs button:hover{background:var(--site-soft)}
.product-tabs button[aria-selected=true]{background:var(--site-ink);color:var(--site-bg)}
.product-panel{display:grid;grid-template-columns:1fr 1.75fr;gap:58px;padding:42px 36px 36px;min-height:340px}
.panel-explanation .section-index{color:var(--ito-label);font-size:10px}
.panel-explanation h3{font-size:28px;letter-spacing:-.025em;line-height:1.2;margin-top:18px}
.panel-explanation>p{font-size:14px;line-height:1.8;color:var(--site-muted);margin-top:15px}
.quiet-note{font-size:11px;color:var(--ito-label);display:flex;align-items:center;gap:8px;margin-top:24px}
.small-point{width:5px;height:5px;border-radius:50%;background:var(--site-accent);flex-shrink:0}
.horizon-demo,.scenario-demo,.evidence-demo{align-self:center;min-width:0}
.demo-heading{display:flex;justify-content:space-between;gap:16px;align-items:center;border-bottom:1px solid var(--site-rule);padding-bottom:18px;font-size:14px;margin-bottom:14px}
.demo-heading strong{font-weight:500}
.demo-heading .mono{color:var(--ito-label);font-size:10px}
.week-track{display:grid;grid-template-columns:repeat(13,1fr);gap:4px;margin-bottom:13px}
.week-track span{display:grid;place-items:center;font:10px var(--font-mono);color:var(--ito-label);height:28px;border-bottom:1px solid var(--site-rule)}
.week-track span:first-child{color:var(--site-accent);border-bottom-color:var(--site-accent)}
.flow-lane{display:flex;align-items:center;gap:14px;margin-block:9px;min-height:40px;font-size:12px}
.lane-label{width:78px;color:var(--site-muted);flex-shrink:0}
.lane-strip{flex:1;min-width:0;background:var(--site-soft);border:1px solid var(--site-rule);padding:9px 13px;border-radius:4px;color:var(--site-muted);font-size:11px;min-height:36px}
.receipts{border-left:2px solid var(--site-accent)}
.payments{border-left:2px solid var(--ito-body)}
.assumptions{border:1px dashed var(--ito-dashed)}
.lane-direction{width:14px;text-align:center;color:var(--ito-label)}
.horizon-bottom{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--site-rule);margin-top:19px;padding-top:14px;color:var(--ito-label);font-size:10px}
.horizon-bottom .mono{font-size:9px}
.demo-caption{font-size:10px;color:var(--ito-label);margin-top:17px}
.product-footnote{display:flex;align-items:center;justify-content:space-between;padding-top:24px;color:var(--ito-label)}
.product-footnote p{font-size:13px}
.product-footnote p span{padding-inline:9px}
.product-footnote .mono{font-size:10px}
.scenario-tree{display:flex;gap:30px;align-items:center;min-height:200px}
.scenario-base{border:1px solid var(--ito-pill-border);border-radius:10px;padding:18px;font-size:13px;position:relative;flex:0 0 120px;text-align:center}
.scenario-base:after{content:'';position:absolute;left:100%;width:30px;top:50%;border-top:1px solid var(--site-rule)}
.scenario-branches{display:grid;gap:8px;flex:1;border-left:1px solid var(--site-rule);padding-left:22px}
.scenario-branches>div{padding:13px 16px;background:var(--site-soft);border-radius:8px;display:grid;gap:5px}
.scenario-branches .mono{font-size:9px;color:var(--ito-label)}
.scenario-branches strong{font-size:13px;font-weight:500}
.basis-row{display:grid;grid-template-columns:76px 1fr 98px;align-items:center;gap:12px;font-size:12px;padding:16px 0;border-bottom:1px solid var(--site-rule)}
.basis-tag{font-size:10px;font-family:var(--font-mono);background:var(--site-soft);padding:5px 9px;border-radius:4px;width:max-content}
.basis-row .mono{font-size:10px;color:var(--ito-label);text-align:right}
.absence-note{border-left:2px solid var(--site-accent);padding-left:12px;margin-top:22px;font-size:12px;color:var(--site-muted)}
.approach-section{padding-bottom:96px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--site-rule);border-bottom:1px solid var(--site-rule)}
.principles article{padding:33px 30px 35px 0}
.principles article+article{padding-left:30px;border-left:1px solid var(--site-rule)}
.principles article:last-child{padding-right:0}
.principle-number{color:var(--ito-label);font-size:10px}
.principles h3{font-size:21px;letter-spacing:-.015em;margin-top:28px;font-weight:500}
.principles p{color:var(--site-muted);font-size:14px;line-height:1.8;margin-top:14px}
.principle-key{font-family:var(--font-mono);font-size:10px;color:var(--ito-label);display:block;margin-top:31px}
.closing{text-align:center;padding:30px 0 115px}
.closing .eyebrow{justify-content:center;margin-bottom:28px}
.closing h2{font-size:46px;line-height:1.3}
.closing .button{margin-top:30px}
.site-footer{border-top:1px solid var(--site-rule)}
.footer-top{display:grid;grid-template-columns:1fr minmax(300px,400px);align-items:center;gap:64px;padding:52px 0 44px}
.footer-brand{justify-content:flex-start}
.footer-identity>p{font-size:14px;color:var(--site-muted);margin-top:12px}
.footer-nav{display:flex;gap:24px;margin-top:20px;font-size:13px;color:var(--site-muted)}
.footer-nav a{min-height:44px;display:flex;align-items:center}
.footer-nav a:hover{color:var(--site-ink)}
.argonav-credit{text-align:center;min-width:0;padding-top:8px}
.argonav-credit>p{font-size:13px;color:var(--site-muted);margin:0}
.argonav-lockup{width:100%;mix-blend-mode:screen;margin-top:0}
.argonav-lockup img{width:100%;height:auto;object-fit:contain}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--site-rule);padding:16px 0 24px;font-size:12px;color:var(--site-muted)}
.footer-bottom a{min-height:44px;display:flex;align-items:center;gap:10px}
.footer-bottom a:hover{color:var(--site-ink)}
@keyframes resolve-line{from{stroke-dashoffset:1500}
to{stroke-dashoffset:0}
}
@keyframes signal-pulse{0%,100%{opacity:.6}
50%{opacity:1}
}
@media(min-width:1600px){.hero{padding-top:96px}
}
@media(max-width:1000px){.wrap{width:calc(100% - 64px)}
.site-header{gap:16px}
.main-nav a{padding-inline:14px}
.footer-top{gap:40px}
.section-intro{gap:40px}
.product-panel{gap:30px;padding:32px 26px}
.basis-row{grid-template-columns:65px 1fr}
.basis-row .mono{display:none}
.product-footnote{gap:20px}
.principles article{padding-right:24px}
.principles article+article{padding-left:24px}
h2{font-size:40px}
.closing h2{font-size:40px}
}
@media(max-width:720px){.wrap{width:calc(100% - 40px)}
.site-header{grid-template-columns:1fr auto;gap:16px;padding:16px 0 20px}
.site-header .wordmark{width:55px;height:45px}
.main-nav{grid-column:1/-1;grid-row:2;justify-self:stretch;gap:4px}
.main-nav a{flex:1;min-height:38px;padding:8px 10px;font-size:13px}
.header-cta{min-height:40px;font-size:12px;padding-inline:19px}
.header-actions{gap:10px}
.appearance{width:40px;height:40px}
.hero{padding-top:60px}
.hero>.eyebrow{font-size:9px;letter-spacing:.075em}
.hero h1{font-size:52px}
.hero-copy{font-size:17px}
.hero-actions{margin-top:25px}
.button{padding-inline:20px;font-size:13px;gap:16px}
.signal-field{height:204px;margin-top:27px}
.signal-seal{width:72px;height:72px}
.signal-seal img{width:46px;height:46px}
.field-label{font-size:8px;bottom:0}
.source-label{left:0;max-width:110px;text-align:left}
.clarity-label{right:0;max-width:100px;text-align:right}
.hero-foot{gap:15px;font-size:10px;padding-top:26px}
.hero-foot>span:first-child{max-width:105px;text-align:left;line-height:1.6}
.company-credit{font-size:10px;gap:4px}
.section{padding-top:75px}
.section-intro{grid-template-columns:1fr;gap:23px;margin-bottom:32px}
.section-intro .eyebrow{margin-bottom:18px}
.section-copy{font-size:16px;line-height:1.7;max-width:520px}
h2{font-size:38px}
.browser-bar{padding:17px 19px}
.browser-title{font-size:12px;gap:8px}
.preview-label{display:none}
.product-tabs{padding:17px 16px 0;gap:3px}
.product-tabs button{font-size:12px;padding:10px 16px;flex:1}
.product-panel{grid-template-columns:1fr;gap:30px;padding:27px 20px 25px;min-height:660px}
.panel-explanation h3{font-size:28px}
.panel-explanation h3 br{display:none}
.panel-explanation>p{font-size:14px;max-width:510px}
.quiet-note{margin-top:18px}
.horizon-demo,.scenario-demo,.evidence-demo{align-self:start}
.demo-heading{font-size:12px}
.week-track{gap:2px}
.week-track span{font-size:9px}
.lane-label{font-size:10px;width:63px}
.flow-lane{gap:8px}
.lane-strip{padding:9px 10px;font-size:10px}
.horizon-bottom{display:grid;gap:7px}
.horizon-bottom .mono{font-size:9px}
.demo-caption{font-size:9px}
.product-footnote{display:grid;gap:10px}
.product-footnote p{font-size:12px}
.product-footnote p span{padding-inline:7px}
.scenario-tree{gap:16px}
.scenario-base{flex-basis:95px;padding:14px 8px;font-size:12px}
.scenario-base:after{width:16px}
.scenario-branches{padding-left:14px}
.scenario-branches>div{padding:13px 10px}
.scenario-branches strong{font-size:12px}
.basis-row{grid-template-columns:67px 1fr;gap:9px;font-size:12px;padding-block:17px}
.principles{grid-template-columns:1fr}
.principles article,.principles article+article{padding:28px 0;border-left:none}
.principles article+article{border-top:1px solid var(--site-rule)}
.principles h3{margin-top:13px;font-size:23px}
.principles p{margin-top:10px}
.principle-key{margin-top:19px}
.approach-section{padding-bottom:65px}
.closing{padding:15px 0 70px}
.closing h2{font-size:34px}
.closing .eyebrow{font-size:9px}
.footer-top{grid-template-columns:1fr;gap:28px;padding:36px 0 24px}
.footer-identity{text-align:center}
.footer-brand{justify-content:center}
.footer-identity>p{font-size:14px}
.footer-nav{justify-content:center;gap:28px;margin-top:12px}
.argonav-credit{width:min(100%,360px);justify-self:center;border-top:1px solid var(--site-rule);padding-top:28px}
.argonav-credit>p{font-size:12px}
.footer-bottom{font-size:11px;padding-block:12px;gap:12px}
}
@media(max-width:375px){.wrap{width:calc(100% - 32px)}
.hero h1{font-size:48px}
.main-nav a{padding-inline:8px}
.header-actions{gap:8px}
.hero>.eyebrow{font-size:8px}
.hero-foot{gap:8px}
.company-credit{font-size:9px}
.horizon-bottom{font-size:9px}
.closing h2{font-size:30px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*,*:before,*:after{animation:none!important;transition:none!important}
}

body{font-variant-numeric:tabular-nums}