@font-face{font-family:Inter;src:url('assets/fonts/inter-regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:Inter;src:url('assets/fonts/inter-medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'NTX Code';src:url('assets/fonts/ntx-code.woff2') format('woff2');font-weight:400;font-display:swap}
:root{color-scheme:dark;--bg:#0b0d0c;--surface:#111512;--surface-raised:#191e1a;--text:#eeefe7;--muted:#a0a69e;--line:#303830;--control-border:#717b70;--accent:#d5a980;--sans:Inter,'Segoe UI',Arial,sans-serif;--mono:'NTX Code',Consolas,monospace;--ease:cubic-bezier(.2,.7,.2,1)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:40px}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
button,a,summary{-webkit-tap-highlight-color:transparent}
button[hidden],[hidden]{display:none!important}
::selection{background:var(--accent);color:var(--bg)}
:focus-visible{outline:2px solid var(--accent);outline-offset:6px}
main:focus{outline:none}
.shell{width:min(100% - 104px,1336px);margin-inline:auto}
.skip-link{position:absolute;top:-80px;left:24px;padding:16px;background:var(--text);color:var(--bg);z-index:10}
.skip-link:focus{top:14px}
h1,h2,h3,h4,p{margin:0}
.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;gap:40px;position:relative;z-index:3}
.brand{display:flex;gap:11px;align-items:center;font-size:18px;font-weight:500;letter-spacing:-.7px;flex:none}
.brand img{display:block;width:30px;height:30px}
.desktop-nav{display:flex;gap:34px;margin-left:auto}
.desktop-nav a,.github-link{font-size:12px;color:var(--muted);transition:color .2s}
.desktop-nav a:hover,.github-link:hover{color:var(--text)}
.header-actions{display:flex;align-items:center;gap:26px}
.github-link{color:var(--text)}
.github-link span{margin-left:10px}
.motion-control{display:grid;place-items:center;flex:none;width:32px;height:32px;border:1px solid var(--line);border-radius:50%;background:transparent;font:12px var(--sans)}
.motion-control:hover{border-color:var(--control-border)}
.mobile-menu{display:none}
.hero{min-height:min(890px,calc(100svh - 88px));display:flex;flex-direction:column;padding-top:40px;padding-bottom:48px;position:relative}
.hero-meta{display:flex;justify-content:space-between;color:var(--muted);font:10px/1.5 var(--mono);letter-spacing:.1em;text-transform:uppercase}
.hero-composition{flex:1;display:grid;grid-template-columns:1.35fr 1fr;gap:60px;align-items:center;padding:54px 0 72px}
h1{font-family:var(--sans);font-weight:500;line-height:1.02;text-align:left;letter-spacing:-.075em;font-size:clamp(72px,7.7vw,114px);width:100%}
.hero-line{display:block;position:relative;width:max-content;max-width:100%}
.hero-line-first{padding-right:0}
.hero-line-middle{font:inherit;letter-spacing:inherit}
.hero-line-last{color:var(--accent)}
em{font-weight:inherit;font-style:normal}
.hero-bottom{display:grid;grid-template-columns:1fr auto 1fr;gap:40px;align-items:end}
.hero-bottom>p{font-size:12px;line-height:1.75;color:var(--muted)}
.hero-status{text-align:right}
.hero-status span{color:var(--text)}
.button{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;min-height:52px;border:1px solid transparent;border-radius:999px;padding:0 24px;font-size:13px;font-weight:500;white-space:nowrap;transition:transform .3s var(--ease),background .3s,border-color .3s}
.button-primary{background:var(--text);color:var(--bg)}
.button-primary:hover{background:var(--accent);transform:translateY(-3px)}
.button-arrow{font-size:22px;line-height:1;transition:transform .3s var(--ease)}
.button:hover .button-arrow{transform:translate(2px,-2px)}
.button:active{transform:translateY(1px)}
.specimen-section{padding:126px 0 130px;border-top:1px solid var(--line);background:var(--surface)}
.section-heading{max-width:850px;margin-bottom:66px}
.eyebrow{color:var(--accent);font:11px/1.6 var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:28px}
h2{font:500 clamp(42px,4.7vw,68px)/1.08 var(--sans);letter-spacing:-.06em}
h2 em,h3 em{color:inherit}
.section-heading>p:last-child{margin-top:28px;font-size:16px;line-height:1.7;color:var(--muted);max-width:590px}
.specimen{border:1px solid #3d483d;border-radius:16px;overflow:hidden;background:var(--bg)}
.specimen-top,.specimen-bottom{display:flex;justify-content:space-between;gap:24px;padding:22px 30px;font-size:11px;line-height:1.6;color:var(--muted)}
.specimen-top{border-bottom:1px solid var(--line)}
.specimen-top>span:first-child{color:var(--text)}
.specimen-main{display:grid;grid-template-columns:1fr 1.1fr;min-height:402px}
.specimen-code{padding:36px 36px 28px;border-right:1px solid var(--line)}
.small-label,.case-picker legend{font:11px/1.5 var(--mono);color:var(--muted)}
pre{margin:26px 0 0;font:15px/1.8 var(--mono);overflow-x:auto;tab-size:4}
pre code{font:inherit}
.code-muted{color:var(--muted)}
mark{padding:1px 4px;background:var(--accent);color:var(--bg);border-radius:2px}
.code-change{border-top:1px solid var(--line);display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin-top:30px;padding-top:20px;font-size:11px;color:var(--muted)}
.code-change code{font:13px/1.6 var(--mono);color:var(--accent)}
.code-change code span{padding:0 8px;color:var(--muted)}
.specimen-result{padding:36px 36px 28px}
.case-picker{border:0;margin:0;padding:0;display:flex;gap:8px;flex-wrap:wrap}
.case-picker legend{padding:0 0 13px}
.case-picker button{padding:9px 13px;min-height:40px;border:1px solid var(--control-border);border-radius:6px;background:transparent;color:var(--muted);font:12px/1.3 var(--mono);transition:background .2s,color .2s,border-color .2s}
.case-picker button:hover{background:var(--surface-raised);color:var(--text)}
.case-picker button[aria-pressed=true]{background:var(--text);border-color:var(--text);color:var(--bg)}
.result-readout{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:24px;margin-top:32px}
.result-readout>div{display:flex;flex-direction:column;gap:3px}
.result-readout>div:last-child{text-align:right}
.result-readout>div>span{font:11px/1.5 var(--mono);color:var(--muted)}
.result-readout>div>code{font:12px/1.5 var(--mono);color:var(--muted);white-space:nowrap}
.result-readout strong{font:500 clamp(40px,4.5vw,64px)/1.25 var(--sans);letter-spacing:-.06em}
.result-readout>div:last-child strong{color:var(--accent)}
.result-arrow{font:38px/2 var(--sans);color:var(--muted)}
.case-input{margin-top:24px;display:flex;flex-wrap:wrap;gap:8px 16px;font:11px/1.7 var(--mono)}
.case-input>span{color:var(--muted)}
.case-input>code{font:inherit}
.range-diagram{margin:24px 0;color:var(--muted);font:9px/1.5 var(--mono)}
.range-axis{margin-left:76px;position:relative;height:14px;margin-bottom:9px}
.range-axis span{position:absolute;top:0;left:0}
.range-axis span:nth-child(2){left:33.3333%;transform:translateX(-50%)}
.range-axis span:nth-child(3){left:66.6667%;transform:translateX(-50%)}
.range-axis span:last-child{left:100%;transform:translateX(-100%)}
.range-row{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:center;margin-top:10px}
.range-track{height:10px;position:relative;background:var(--surface-raised)}
.range-track i{position:absolute;height:100%;background:var(--muted);transition:left .3s var(--ease),width .3s var(--ease)}
.range-row-fixed i{background:var(--accent)}
.case-verdict{margin-top:12px;font-size:13px;line-height:1.6}
.witness-line{margin-top:19px;color:var(--accent);font-size:11px;white-space:pre-wrap;overflow-wrap:anywhere}
.specimen-note{margin-top:21px;font-size:10px;line-height:1.6;color:var(--muted)}
.specimen-bottom{border-top:1px solid var(--line);background:var(--surface-raised)}
.specimen-bottom>p{color:var(--text)}
.method-sequence{display:grid;grid-template-columns:1fr 1.1fr;gap:70px;margin-top:112px}
.sequence-intro h3{font:500 35px/1.14 var(--sans);letter-spacing:-1.7px}
.sequence-intro p{font-size:14px;line-height:1.8;color:var(--muted);max-width:330px;margin-top:27px}
.sequence-list{list-style:none;padding:0;margin:0}
.sequence-list li{display:grid;grid-template-columns:44px 1fr;gap:24px;border-top:1px solid var(--line);padding:25px 0 31px}
.step-number{font:11px/2 var(--mono);color:var(--accent)}
h4{font-size:17px;letter-spacing:-.4px;font-weight:500}
.sequence-list p{font-size:13px;line-height:1.8;color:var(--muted);max-width:410px;margin-top:11px}
.research-section{padding-top:150px;padding-bottom:135px}
.research-title{margin-bottom:59px}
.research-content{display:grid;grid-template-columns:1fr 1fr;gap:11%}
.research-statement{max-width:460px}
.research-statement>p{font-size:19px;line-height:1.55;letter-spacing:-.3px}
.research-statement>p+p{font-size:14px;line-height:1.8;color:var(--muted);margin-top:22px}
.text-link{display:inline-flex;gap:36px;padding:14px 0;border-bottom:1px solid var(--control-border);font-size:12px;margin-top:18px}
.text-link:hover{color:var(--accent);border-color:var(--accent)}
.research-status{margin:0}
.research-status>div{border-top:1px solid var(--line);padding:18px 0 23px;display:flex;justify-content:space-between;gap:30px;align-items:baseline}
.research-status dt{font-size:12px;color:var(--muted)}
.research-status dd{font-size:14px;margin:0;max-width:245px;text-align:right;line-height:1.5}
.research-status>div:last-child dd{color:var(--accent)}
.research-principles{margin-top:72px;display:grid;grid-template-columns:.9fr 1.3fr 1fr;gap:40px;border-top:1px solid var(--line);padding-top:26px;color:var(--muted);font-size:12px;line-height:1.8}
.research-principles span{display:block;font-size:12px;margin-bottom:10px;color:var(--text)}
.repositories-section{padding-top:111px;padding-bottom:136px;border-top:1px solid var(--line)}
.repository-groups{display:grid;grid-template-columns:1fr 1fr;gap:70px}
.repository-group h3{font:11px/1.6 var(--mono);color:var(--muted);margin-bottom:18px}
.repository-group a{display:grid;grid-template-columns:1fr auto;gap:7px 20px;padding:24px 0;border-top:1px solid var(--line);transition:padding .3s var(--ease),color .3s}
.repo-name{font:500 27px/1.1 var(--sans);letter-spacing:-1px}
.repo-description{grid-column:1;font-size:11px;line-height:1.6;color:var(--muted)}
.repository-group a>span:last-child{grid-column:2;grid-row:1 / 3;align-self:center;font-size:24px;color:var(--accent)}
.repository-group a:hover{padding-left:12px;color:var(--accent)}
.closing{padding-top:98px;border-top:1px solid var(--line)}
.closing-top{display:flex;justify-content:space-between;gap:40px;align-items:flex-end}
.closing-top h2{font-size:clamp(40px,4.5vw,66px)}
.button-outline{background:transparent;border-color:var(--control-border)}
.button-outline:hover{border-color:var(--accent);background:var(--surface-raised)}
.domain-signature{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-top:80px;padding-bottom:26px;font:500 clamp(86px,13.5vw,190px)/1.3 var(--sans);letter-spacing:-.065em;white-space:nowrap}
.domain-number{color:var(--accent)}
.domain-arrow{font:400 .47em/1 var(--sans);transition:transform .3s var(--ease)}
.domain-signature:hover .domain-arrow{transform:translateY(-9px)}
.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:28px;padding-block:24px 32px;color:var(--muted);font-size:10px;line-height:1.6}
.site-footer>span:first-child{color:var(--text)}
.site-footer a{color:var(--text);text-decoration:underline;text-underline-offset:4px}

.comparison-figure{margin:0;min-width:0;max-width:550px;align-self:center}
.comparison-figure img{display:block;width:100%;height:auto}
.figure-heading{display:flex;justify-content:space-between;gap:20px;font:9px/1.5 var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted);padding:0 10px 6px}
.comparison-figure figcaption{display:flex;align-items:center;gap:10px;justify-content:center;font-size:10px;line-height:1.5;color:var(--muted)}
.legend-sample{width:8px;height:8px;background:var(--accent);flex:none}
@media(prefers-reduced-motion:no-preference){.comparison-figure{animation:arrive 1.2s .3s var(--ease) both}}

/* Layer scale: content 0, header/menu 3, skip link 10. */
@media(prefers-reduced-motion:no-preference){
 .hero-line{animation:arrive 1.1s var(--ease) both}
 .hero-line-first{animation-delay:.08s}.hero-line-middle{animation-delay:.2s}.hero-line-last{animation-delay:.31s}
 .hero-bottom{animation:arrive 1s .45s var(--ease) both}
 .js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
 .js [data-reveal].is-visible{opacity:1;transform:none}
}
@keyframes arrive{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
.motion-paused *{animation:none!important;transition:none!important}
.motion-paused [data-reveal]{opacity:1!important;transform:none!important}
@media(min-width:1600px){.hero{min-height:860px}.hero-composition{padding:58px 0 72px}}
@media(max-width:1050px){
 .shell{width:calc(100% - 64px)}.site-header{gap:24px}.desktop-nav{gap:22px}.header-actions{gap:20px}
 .hero{min-height:780px}.hero-bottom{gap:24px;grid-template-columns:1fr auto}.hero-status{display:none}
 .hero-composition{padding-block:66px;gap:25px}h1{font-size:8vw}.method-sequence{gap:48px}
 .specimen-main{grid-template-columns:1fr 1fr}.specimen-code,.specimen-result{padding:28px 24px}pre{font-size:12px}
 .result-readout{gap:14px}.specimen-bottom{align-items:center}.specimen-bottom>p{max-width:230px}
 .research-content{gap:8%}.repository-groups{gap:48px}
}
@media(max-width:700px){
 .shell{width:calc(100% - 40px)}.site-header{height:74px}.brand{font-size:17px}.brand img{width:27px;height:27px}
 .desktop-nav,.github-link{display:none}.header-actions{gap:15px}.motion-control{width:30px;height:30px}
 .mobile-menu{display:block}.mobile-menu summary{font-size:12px;cursor:pointer;list-style:none;min-height:44px;display:flex;align-items:center;gap:12px}.mobile-menu summary::-webkit-details-marker{display:none}
 .mobile-menu summary span{font-size:20px;color:var(--muted)}.mobile-menu[open] summary span{transform:rotate(45deg)}
 .mobile-menu nav{position:absolute;top:65px;left:0;right:0;background:var(--surface-raised);padding:15px 24px;border:1px solid var(--line);border-radius:10px;display:grid}
 .mobile-menu nav a{padding:14px 0;font-size:16px}
 .hero{min-height:calc(100svh - 74px);padding-top:32px;padding-bottom:33px}
 .hero-meta{font-size:8px;letter-spacing:.07em;gap:30px}.hero-meta span:last-child{text-align:right;max-width:114px}
 .hero-composition{padding:45px 0 35px;grid-template-columns:1fr;gap:28px}
 h1{font-size:14.7vw;letter-spacing:-.075em;line-height:1.02}.hero-line-middle{font:inherit;letter-spacing:inherit}.hero-line-last{font-size:inherit;line-height:inherit}
 .comparison-figure{display:block;justify-self:end;width:270px;max-width:88%}
 .comparison-figure .figure-heading{display:none}
 .hero-composition{flex:1;padding:35px 0 20px;gap:12px}
 .hero-bottom{display:flex;flex-direction:column;align-items:center;gap:24px}.hero-bottom>p{text-align:center;font-size:11px;line-height:1.8}.button{min-height:50px;font-size:12px}
 .specimen-section{padding:82px 0 80px}.section-heading{margin-bottom:38px}.eyebrow{font-size:9px;margin-bottom:22px}h2{font-size:45px;letter-spacing:-1.8px}
 .section-heading>p:last-child{font-size:13px;margin-top:22px;line-height:1.75}
 .specimen{border-radius:12px}.specimen-top{padding:20px;flex-direction:column;gap:7px;font-size:10px}.specimen-top>span:last-child{max-width:260px}
 .specimen-main{grid-template-columns:1fr;min-height:0}.specimen-code{border-right:0;border-bottom:1px solid var(--line);padding:25px 20px}pre{font-size:12px;line-height:1.85;margin-top:22px}.small-label{font-size:10px}
 .specimen-code pre{font-size:11px}.code-change{margin-top:25px;font-size:10px}.code-change code{font-size:11px}.specimen-result{padding:25px 20px}.case-picker{gap:7px}.case-picker legend{font-size:10px}
 .case-picker button{font-size:10px;min-height:44px;padding:8px 10px}.result-readout{margin-top:30px;gap:20px}.result-readout strong{font-size:57px}
 .result-readout>div>span,.result-readout>div>code{font-size:9px}.case-input{font-size:10px}.range-axis{margin-left:65px}.range-row{grid-template-columns:55px 1fr;gap:10px}
 .case-verdict{font-size:12px}.witness-line{font-size:10px}.specimen-note{font-size:10px}.specimen-bottom{padding:20px;align-items:flex-start;flex-direction:column;gap:8px;font-size:10px}.specimen-bottom>p{max-width:none}
 .method-sequence{grid-template-columns:1fr;margin-top:70px;gap:36px}.sequence-intro h3{font-size:35px}.sequence-intro p{font-size:13px}.sequence-list li{gap:12px;padding:23px 0 28px;grid-template-columns:35px 1fr}.sequence-list h4{font-size:16px}.sequence-list p{font-size:12px}
 .research-section{padding-block:90px 80px}.research-title{margin-bottom:36px}.research-content{grid-template-columns:1fr;gap:40px}.research-statement>p{font-size:17px}.research-statement>p+p{font-size:13px}.research-status dt{font-size:11px}.research-status dd{font-size:12px;max-width:180px}
 .research-principles{grid-template-columns:1fr;margin-top:42px;gap:23px;font-size:12px}.research-principles span{margin-bottom:4px}
 .repositories-section{padding-block:78px 82px}.repository-groups{grid-template-columns:1fr;gap:35px}.repository-group a{padding-block:22px}.repo-name{font-size:26px}.repo-description{font-size:11px}
 .closing{padding-top:67px}.closing-top{display:flex;flex-direction:column;align-items:flex-start;gap:32px}.closing-top h2{font-size:43px}.domain-signature{font-size:16.8vw;margin-top:50px;gap:10px;padding-bottom:24px}.domain-arrow{font-size:.47em}
 .site-footer{flex-wrap:wrap;gap:15px 20px;font-size:9px;padding-bottom:27px}.site-footer>span:nth-child(2){order:3;width:100%}.site-footer>span:last-child{margin-left:auto}
}
@media(max-width:360px){.shell{width:calc(100% - 32px)}.header-actions{gap:8px}.hero-composition{padding-inline:0}h2{font-size:39px}.case-picker button{padding:8px}.result-readout strong{font-size:55px}.witness-line{font-size:9px}.specimen-code,.specimen-result{padding-inline:16px}.brand{font-size:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}[data-reveal]{opacity:1!important;transform:none!important}}
@media print{body{background:white;color:black}.site-header,.hero-meta,.hero-bottom,.case-picker,.motion-control{display:none}.shell{width:100%}.hero{min-height:0}h1{font-size:70px}.specimen-section{background:white}.specimen{break-inside:avoid}.specimen-main{grid-template-columns:1fr 1fr}.research-section,.repositories-section{padding:40px 0}}