:root{--ink:#142d42;--muted:#52616c;--blue:#214f77;--paper:#f5f7f9;--line:#cbd5dc;--serif:Georgia,"DejaVu Serif",serif;--sans:"Adwaita Sans","Inter","Helvetica Neue",Arial,sans-serif;--mono:"Adwaita Mono","DejaVu Sans Mono",monospace}
*{box-sizing:border-box}
html{scroll-padding-top:2rem}
body{min-height:100svh;display:flex;flex-direction:column;margin:0;background:#fff;color:var(--ink);font:1rem/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
a{color:var(--blue);text-underline-offset:.24em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #317bad;outline-offset:5px}
::selection{background:#bbd9f1;color:var(--ink)}
h1,h2,h3,p,figure{margin:0}
main{flex:1}
.home main{display:grid}
.wrap{width:min(1240px,calc(100% - 112px));margin-inline:auto}
.skip-link{position:absolute;left:1rem;top:-5rem;z-index:5;background:var(--ink);color:white;padding:.7rem 1rem}
.skip-link:focus{top:1rem}
.site-header{display:flex;justify-content:space-between;align-items:center;gap:32px;padding-block:27px;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:600;letter-spacing:-.045em;line-height:1.3;text-decoration:none;color:var(--ink);white-space:nowrap}
.brand-mark{width:30px;height:30px;fill:none;stroke:var(--blue);stroke-width:1.6;flex:none}
.site-header nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px 26px;font-size:.875rem}
.site-header nav a{text-decoration:none;color:var(--muted);padding-block:6px}
.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--blue);text-decoration:underline}
.hero{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);align-items:center;gap:50px;padding-block:90px}
.hero-copy{min-width:0}
h1{font-family:var(--serif);font-weight:400;font-size:clamp(3.7rem,5.4vw,5.1rem);letter-spacing:-.055em;line-height:1.07;overflow-wrap:anywhere}
h1 em{font-weight:400;color:var(--blue)}
.hero-intro{font-size:1.125rem;line-height:1.6;color:var(--muted);max-width:28rem;margin-top:29px}
.hero-footnote{font-size:.875rem;color:var(--muted);line-height:1.6;margin-top:37px}
.text-link{display:inline-block;color:var(--blue);font-size:1rem;text-decoration:none;border-bottom:1px solid var(--blue);padding-bottom:4px}
.text-link span{margin-left:12px}
.flow-figure{position:relative;max-width:480px;width:100%;justify-self:end;padding-top:8px}
.flow-scene{width:100%;height:auto;display:block;overflow:visible}
.flow-figure figcaption{font-size:.75rem;line-height:1.5;color:var(--muted);max-width:31em;margin:7px auto 0;text-align:center}
.motion-toggle{position:absolute;right:102px;top:1px;width:16px;height:16px;accent-color:var(--blue)}
.motion-control{display:block;text-align:right;font-size:.75rem;color:var(--muted);cursor:pointer;min-height:24px;padding-left:26px}
.flow-line{fill:none;stroke:var(--line);stroke-width:1.5}
.flow-trace{fill:none;stroke:var(--blue);stroke-width:2;stroke-dasharray:3 21;animation:flow 8s linear infinite}
.trace-two{animation-delay:-4s}
.analysis-frame rect{fill:var(--paper);stroke:var(--line);stroke-width:1.5}
.analysis-frame path{fill:none;stroke:var(--blue);stroke-width:1.6}
.analysis-frame circle{fill:white;stroke:var(--blue);stroke-width:1.6}
.result-sheet>path:first-child{fill:white;stroke:var(--line);stroke-width:1.5}
.report-line{fill:none;stroke:var(--blue);stroke-width:3}
.flow-labels,.constraint-label{font:15px var(--sans);fill:var(--muted)}
.constraint-line{stroke:var(--line);fill:none;stroke-width:1.5;stroke-dasharray:3 4}
.constraint-nodes{fill:white;stroke:var(--blue);stroke-width:1.5}
.constraint-label{font-size:13px}
.motion-toggle:checked~.flow-scene .flow-trace{animation-play-state:paused}
.q0{background:#fff;color:#65717a;fill:#fff;stroke:var(--line);stroke-width:.6}
.q1{background:#dce9f4;color:#254563;fill:#dce9f4}
.q2{background:#b4cee4;color:#173955;fill:#b4cee4}
.q3{background:#315c80;color:#fff;fill:#315c80}
.site-footer{display:flex;align-items:center;gap:24px;justify-content:space-between;border-top:1px solid var(--line);padding-block:25px 30px;font-size:.75rem;color:var(--muted);font-family:var(--mono)}
.site-footer a{color:var(--muted)}
.page-intro{padding-block:76px 63px;border-bottom:1px solid var(--line)}
.eyebrow{font: .75rem/1.5 var(--mono);letter-spacing:.04em;color:var(--muted);margin-bottom:21px}
.page-intro h1{font-size:clamp(3rem,4.5vw,4.5rem);max-width:16em}
.page-lead{font-size:1.2rem;line-height:1.6;max-width:39rem;color:var(--muted);margin-top:30px}
.editorial{display:grid;grid-template-columns:minmax(150px,1fr) minmax(0,2.6fr);gap:70px;padding-block:52px 90px}
.margin-note{font-size:.875rem;color:var(--muted);max-width:17rem}
.margin-note p+p{margin-top:24px}
.reading-column{max-width:48rem;min-width:0}
.essay-section{padding-bottom:39px;margin-bottom:39px;border-bottom:1px solid var(--line)}
h2{font-family:var(--serif);font-size:1.95rem;font-weight:400;letter-spacing:-.035em;line-height:1.2;margin-bottom:20px}
h3{font-size:1.05rem;font-weight:600;margin:28px 0 10px}
.reading-column p+p{margin-top:18px}
.reading-column p{max-width:44rem}
.detail,.small{font-size:.875rem;line-height:1.65;color:var(--muted)}
.detail{padding-left:18px;border-left:2px solid var(--line)}
.plain-list{padding-left:21px;margin:0 0 24px}
.plain-list li{margin-bottom:10px;padding-left:5px}
.specimen{background:var(--paper);padding:27px 30px;margin-top:28px;border-left:2px solid var(--blue)}
.specimen .eyebrow{margin-bottom:14px}
.specimen>p:nth-child(2){font:1.4rem/1.4 var(--serif);letter-spacing:-.015em}
.evidence-list{margin:0}
.evidence-list>div{display:grid;grid-template-columns:130px minmax(0,1fr);gap:20px;padding:19px 0;border-top:1px solid var(--line)}
.evidence-list dt{font-weight:600;font-size:.95rem;color:var(--blue)}
.evidence-list dd{margin:0}
.closing-note{padding-top:4px}
.sources{margin-top:27px!important}
@keyframes flow{to{stroke-dashoffset:-96}}
@media(prefers-reduced-motion:reduce){.flow-trace{animation:none;stroke-dasharray:none;stroke-width:1.5}.motion-toggle,.motion-control{display:none}.flow-figure{padding-top:32px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero{gap:30px}.hero h1{font-size:4.2rem}.site-header{gap:24px}.site-header nav{gap:8px 18px}.editorial{gap:42px}}
@media(max-width:850px){.site-header{align-items:flex-start;flex-direction:column;gap:18px}.site-header nav{justify-content:flex-start;gap:8px 25px}.hero{gap:20px}.hero h1{font-size:3.5rem}.hero-intro{font-size:1rem}.flow-labels{font-size:16px}.constraint-label{font-size:14px}.editorial{grid-template-columns:1fr;gap:32px}.margin-note{max-width:100%;padding-bottom:24px;border-bottom:1px solid var(--line)}.margin-note br{display:none}.margin-note p+p{margin-top:10px}.reading-column{max-width:100%}}
@media(max-width:640px){.wrap{width:calc(100% - 40px)}.site-header{padding-block:21px;gap:16px}.brand{font-size:1.35rem}.site-header nav{gap:5px 20px;font-size:.8125rem}.hero{grid-template-columns:minmax(0,1fr);gap:43px;padding-block:58px}.hero h1{font-size:clamp(3rem,11vw,4.3rem)}.hero-intro{font-size:1.05rem;margin-top:25px}.hero-footnote{margin-top:30px}.flow-figure{justify-self:start;max-width:400px}.site-footer{padding-block:23px 28px;gap:12px;flex-wrap:wrap}.site-footer span:last-child{margin-left:auto}.page-intro{padding-block:49px 37px}.page-intro h1{font-size:clamp(2.75rem,10vw,3.75rem)}.page-lead{font-size:1.05rem;margin-top:24px}.editorial{padding-block:31px 60px;gap:28px}.essay-section{padding-bottom:30px;margin-bottom:30px}h2{font-size:1.75rem}.evidence-list>div{grid-template-columns:1fr;gap:8px}.specimen{padding:22px 20px}.motion-toggle{right:102px}}

@media(max-width:640px){.flow-labels{font-size:22px}.constraint-label{font-size:20px}}

.example-table{width:100%;border-collapse:collapse;margin:27px 0;font-size:.875rem;table-layout:fixed}
.example-table caption{text-align:left;color:var(--muted);font-size:.75rem;margin-bottom:12px}
.example-table th,.example-table td{text-align:left;vertical-align:top;padding:14px 12px 14px 0;border-block:1px solid var(--line);overflow-wrap:anywhere}
.example-table thead th{color:var(--muted);font-weight:400}
.example-table tbody th{font-weight:500}
@media(max-width:640px){.example-table{font-size:.8125rem}.example-table th,.example-table td{padding-right:8px}}