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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1rem;line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{color:var(--blue)}p,h1,h2,h3,h4,figure,blockquote{margin:0}p+p{margin-top:1em}h1,h2,h3,h4{line-height:1.35}button{cursor:pointer}button:disabled{cursor:default}.wrap{width:min(1200px,calc(100% - 112px));margin-inline:auto}.accent{color:var(--blue)}.muted{color:var(--muted)}.skip{position:fixed;top:-100px;left:20px;z-index:10;background:var(--ink);color:white;padding:12px 20px}.skip:focus{top:15px}
.site-header{height:98px;padding:0 56px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:3;background:rgba(255,255,255,.96)}.wordmark{display:flex;align-items:center;gap:12px;font-weight:650;font-size:1.25rem;line-height:1.1;letter-spacing:.04em;flex-shrink:0}.brand-mark{width:39px;height:39px;display:grid;place-items:center;background:var(--blue);border-radius:50%;font-family:Georgia,serif;font-size:2.062rem;line-height:1;color:#fff;letter-spacing:0;padding-bottom:3px}.domain{display:block;font-family:var(--sans);font-size:0.625rem;font-weight:500;letter-spacing:.18em;margin-top:8px}.site-header nav{display:flex;gap:32px;font-size:0.875rem}.site-header nav a{position:relative}.site-header nav a[aria-current]{color:var(--blue)}.site-header nav a[aria-current]::after{content:"";position:absolute;height:2px;background:var(--blue);bottom:-10px;left:0;right:0}.language-link{font-family:monospace;border:1px solid var(--line);padding:5px 13px;font-size:0.8125rem;border-radius:20px}
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;align-items:center;padding-top:78px;padding-bottom:78px}.eyebrow{font-size:0.75rem;font-weight:600;letter-spacing:.14em;line-height:1.6;color:var(--muted);display:flex;gap:11px;align-items:center}.eyebrow-line{height:1px;width:23px;background:var(--blue)}.hero h1{font-size:clamp(42px,4.3vw,64px);font-weight:600;letter-spacing:-.04em;line-height:1.34;margin-top:26px}.hero-intro{font-size:1.062rem;color:var(--muted);margin:27px 0 30px;line-height:1.95}.button{display:inline-block;background:var(--blue);color:white;padding:13px 25px;font-size:0.875rem;border:1px solid var(--blue);border-radius:3px}.button:hover{background:#1039b7;color:#fff}.hero-visual{border:1px solid var(--line);background:var(--wash);padding:24px 25px 0;align-self:stretch;display:flex;flex-direction:column;justify-content:space-between;border-radius:3px;position:relative}.visual-top,.visual-bottom{display:flex;justify-content:space-between;font-size:0.6875rem;font-family:monospace;letter-spacing:.1em;color:var(--muted)}.visual-equation{font:italic 4.75rem/1.25 Georgia,serif;text-align:center;margin-top:35px;color:var(--ink)}.visual-equation span{color:var(--blue);font-style:normal}.visual-subtitle{font-size:0.9375rem;text-align:center;color:var(--muted);margin-top:5px}.belief-figure{margin-top:10px}.belief-figure svg{display:block;width:100%;height:auto}.curve-legend{display:flex;justify-content:center;gap:20px;font-size:0.75rem;color:var(--muted);margin:3px 0 16px}.curve-legend span{display:flex;align-items:center;gap:7px}.curve-legend i{width:16px;height:2px;display:inline-block}.prior-key{background:#9ba6b8}.posterior-key{background:var(--blue)}.belief-figure figcaption{font-size:0.75rem;text-align:center;color:var(--muted);margin-bottom:26px}.visual-bottom{border-top:1px solid var(--line);padding:18px 0}.topic-strip{border-block:1px solid var(--line);background:var(--wash)}.topic-strip .wrap{display:flex;justify-content:space-between;gap:14px;padding-block:19px;font-family:monospace;font-size:0.75rem;letter-spacing:.08em;color:var(--muted)}
.section{padding-block:100px}.section-heading{display:grid;grid-template-columns:1.3fr 1fr;gap:22px 90px;margin-bottom:48px}.section-heading>.eyebrow{grid-column:1/-1}.section-heading h2{font-size:clamp(30px,3.2vw,42px);font-weight:550;letter-spacing:-.03em}.section-heading>p:last-child{color:var(--muted);font-size:1rem;align-self:end;line-height:1.9;max-width:440px}.concept-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.concept-grid article{border-top:1px solid var(--ink);padding-top:23px}.concept-index{font:0.8125rem monospace;color:var(--blue)}.concept-grid h3{font-size:1.438rem;margin-top:17px;margin-bottom:16px;font-weight:550}.concept-grid h3 span{display:block;color:var(--muted);font-family:Georgia,serif;font-weight:normal;font-size:1.125rem;margin-top:7px}.concept-grid article>p{color:#586476;line-height:1.95}.concept-grid .concept-example{font-size:0.875rem;color:var(--ink);border-left:2px solid var(--line);padding-left:15px;margin-top:22px}.formula-band{margin-top:55px;padding:30px;background:var(--wash);display:grid;grid-template-columns:1fr 3fr;align-items:center;gap:18px}.formula-label{font:0.75rem monospace;letter-spacing:.1em;color:var(--muted)}.formula-band>p{font:1.25rem/1.5 Georgia,serif;display:flex;align-items:center;justify-content:center;gap:14px}.fraction{display:inline-flex;flex-direction:column;text-align:center;font-size:1.125rem}.fraction>span:first-child{border-bottom:1px solid var(--ink);padding-bottom:5px}.fraction>span:last-child{padding-top:5px}.formula-band small{grid-column:2;font-size:0.75rem;color:var(--muted);text-align:center}
.lab{background:var(--wash);border-block:1px solid var(--line)}.lab-grid{display:grid;grid-template-columns:1fr .9fr;gap:80px}.small-title{font-size:0.75rem;font-weight:600;letter-spacing:.11em;color:var(--muted);text-transform:uppercase}.presets{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 30px}.presets button{border:1px solid var(--line);border-radius:3px;background:#fff;color:var(--muted);padding:8px 14px;font-size:0.875rem}.presets button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}.presets button:hover{border-color:var(--blue)}.range-field{margin-top:26px}.range-field>div{display:flex;justify-content:space-between;gap:16px;align-items:center}.range-field label{font-size:0.9375rem}.range-field output{font:1.125rem monospace;color:var(--blue);flex-shrink:0}.range-field input{width:100%;display:block;accent-color:var(--blue);margin:16px 0 9px;cursor:pointer;height:21px}.range-field>p{font-size:0.75rem;color:var(--muted)}.lab-note{font-size:0.8125rem;color:var(--muted);border-top:1px solid var(--line);padding-top:18px;margin-top:26px}.lab-result{background:#fff;padding:36px 38px;border:1px solid var(--line);border-radius:3px}.result-number{font:6.562rem/1.12 Georgia,serif;color:var(--blue);display:block;margin-top:15px;letter-spacing:-.05em;overflow-wrap:anywhere}.result-caption{color:var(--muted);font-size:0.875rem;margin-top:8px}.comparison{margin-block:32px}.bar-label{display:flex;justify-content:space-between;font-size:0.8125rem;margin-bottom:8px}.bar-track{height:8px;background:#eaf0fb;overflow:hidden;border-radius:2px;margin-bottom:20px}.bar{height:100%;transition:width .22s}.prior-bar{background:#9ba6b8;width:30%}.posterior-bar{background:var(--blue);width:60%}.result-conclusion{font-size:1rem;line-height:1.9}.calculation-details{margin-top:25px;border-top:1px solid var(--line);padding-top:17px}.calculation-details summary{cursor:pointer;font-size:0.8125rem;color:var(--muted)}.calculation-details p{font-size:0.8125rem;line-height:1.85;margin-top:14px;overflow-wrap:anywhere}.no-js{margin-top:20px;color:var(--muted)}
.life-item{display:grid;grid-template-columns:70px 1fr 140px;gap:35px;border-top:1px solid var(--line);padding-block:37px}.life-index{font:italic 2.812rem Georgia,serif;color:var(--blue)}.life-item h3{font-size:1.5rem;font-weight:550;margin:13px 0 18px}.life-item>div>p:not(.eyebrow){max-width:690px;color:#586476}.life-item .evidence-line{font-size:0.875rem;margin-top:13px}.evidence-line strong{font-weight:550;color:var(--ink);display:inline-block;margin-right:13px}.life-label{font-size:0.75rem;letter-spacing:.1em;text-align:right;color:var(--muted);padding-top:8px}.manifesto{border-block:1px solid var(--line);padding-block:65px;margin-block:22px 50px;text-align:center}.manifesto>p{font-family:var(--serif);font-size:clamp(28px,3.8vw,45px);line-height:1.6;letter-spacing:.02em}.manifesto>p span{color:var(--blue)}.manifesto footer{color:var(--muted);font-size:0.875rem;margin-top:24px}.decision-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.decision-grid article>span{font:0.75rem monospace;color:var(--blue)}.decision-grid h3{font-size:1.062rem;margin:15px 0 12px;font-weight:600}.decision-grid p{color:var(--muted);font-size:1rem;line-height:1.9}
.agents{background:#142443;color:#fff}.agents .eyebrow{color:#afbfdd}.agents .section-heading>p:last-child{color:#becae0}.agent-loop{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);padding:0;margin:0;border-block:1px solid #3a4863}.agent-loop li{padding:30px 24px 30px 0;position:relative}.agent-loop li+li{border-left:1px solid #3a4863;padding-left:24px}.agent-loop li>span{font:0.75rem monospace;color:#8eb0ff}.agent-loop h3{font-weight:550;font-size:1.312rem;margin:16px 0 12px}.agent-loop p{font-size:1rem;color:#becae0}.agent-depth{display:grid;grid-template-columns:1fr 1fr;gap:100px;margin-top:65px}.agent-depth .small-title{color:#8eb0ff}.agent-depth h3{font-size:2rem;margin-top:21px;margin-bottom:20px;font-weight:550}.agent-depth p:not(.small-title){font-size:1rem;color:#becae0;line-height:1.95}.agent-practices article+article{border-top:1px solid #3a4863;padding-top:22px;margin-top:22px}.agent-practices h4{font-size:1.062rem;font-weight:550;margin-bottom:12px}
.faq-section{display:grid;grid-template-columns:1fr 1.2fr;gap:80px}.faq-section .section-heading{display:block;margin:0}.faq-section h2{margin-top:20px;font-size:2.188rem}.faq-list details{border-top:1px solid var(--line);padding:20px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{font-size:1.062rem;cursor:pointer;font-weight:500;padding-right:20px}.faq-list details>p{font-size:1rem;color:var(--muted);line-height:1.95;margin-top:18px}.faq-list summary::marker{color:var(--blue)}
.english-section{background:var(--wash);border-block:1px solid var(--line)}.english-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:85px}.english-grid h2{font:2.875rem/1.2 Georgia,serif;letter-spacing:-.025em;margin-top:25px}.english-lead{font-size:1.062rem;color:var(--muted);margin-top:25px;line-height:1.7}.english-grid>div:last-child>p{color:#586476;font-size:1rem;line-height:1.85}.english-grid>div:last-child .english-ending{color:var(--ink);font-family:Georgia,serif;font-size:1.438rem;border-top:1px solid var(--line);padding-top:25px;margin-top:28px}.sources-section{display:grid;grid-template-columns:1fr 1.2fr;gap:85px;padding-block:65px}.sources-section h2{font-size:1.5rem;font-weight:550;margin:15px 0}.sources-section p:not(.eyebrow){font-size:0.875rem;color:var(--muted);max-width:340px}.sources-section ol{list-style:decimal-leading-zero;margin:0;padding-left:30px;color:var(--muted);font-family:monospace;font-size:0.8125rem}.sources-section li{padding-left:8px}.sources-section li+li{margin-top:22px}.sources-section li a{display:block;color:var(--ink);font-family:var(--sans);font-size:1rem;line-height:1.6;text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--line)}.sources-section li a:hover{color:var(--blue)}.sources-section li span{font:0.75rem/1.8 var(--sans);display:block;margin-top:6px}.site-footer{padding-block:30px;border-top:1px solid var(--line);display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:40px}.site-footer .wordmark{font-size:1rem}.site-footer .brand-mark{width:32px;height:32px;font-size:1.688rem}.site-footer>p{color:var(--muted);font-size:0.8125rem}.site-footer>div{display:flex;flex-direction:column;align-items:flex-end;color:var(--muted);font-size:0.75rem;line-height:1.9}
@media(min-width:1600px){.hero{padding-block:95px}.hero h1{font-size:4.25rem}}
@media(max-width:1000px){.wrap{width:calc(100% - 64px)}.site-header{padding:0 32px}.site-header nav{gap:18px;font-size:0.8125rem}.hero{gap:35px}.hero h1{font-size:2.875rem}.hero-intro{font-size:1rem}.hero-visual{padding-inline:16px}.visual-equation{font-size:4.125rem}.curve-legend{font-size:0.6875rem;gap:10px}.section-heading{gap:22px 45px}.section{padding-block:75px}.lab-grid{gap:35px}.lab-result{padding:30px}.result-number{font-size:5.625rem}.concept-grid{gap:22px}.concept-grid h3{font-size:1.312rem}.life-item{grid-template-columns:50px 1fr;gap:25px}.life-label{display:none}.decision-grid{grid-template-columns:1fr 1fr;gap:32px}.agent-depth{gap:45px}.faq-section{gap:40px}.english-grid{gap:45px}.sources-section{gap:45px}.site-footer{gap:25px}.site-footer>p{max-width:190px}}
@media(max-width:700px){html{scroll-padding-top:132px}.wrap{width:calc(100% - 40px)}.site-header{padding:15px 20px;height:auto;min-height:111px;display:grid;grid-template-columns:1fr auto;gap:15px 20px}.wordmark{font-size:1.125rem}.brand-mark{width:33px;height:33px;font-size:1.812rem}.domain{font-size:0.625rem;margin-top:6px}.language-link{grid-column:2;grid-row:1;font-size:0.75rem}.site-header nav{grid-column:1/-1;grid-row:2;justify-content:space-between;gap:8px;font-size:0.75rem;line-height:1.5}.site-header nav a[aria-current]::after{bottom:-6px}.hero{grid-template-columns:1fr;gap:38px;padding-block:44px 40px}.hero .eyebrow{font-size:0.6875rem;letter-spacing:.11em}.hero h1{font-size:2.75rem;line-height:1.35;margin-top:20px}.hero-intro{font-size:1rem;line-height:1.85;margin-block:22px 25px}.hero-visual{min-height:415px;padding:21px 19px 0}.visual-equation{font-size:4.125rem;margin-top:20px}.belief-figure{max-width:440px;width:100%;margin-inline:auto}.curve-legend{font-size:0.6875rem;gap:13px}.belief-figure figcaption{font-size:0.6875rem;margin-bottom:18px}.visual-bottom{font-size:0.625rem;padding-block:14px}.topic-strip .wrap{display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;font-size:0.625rem;padding-block:18px}.section{padding-block:58px}.section-heading{display:block;margin-bottom:33px}.section-heading h2{font-size:1.938rem;margin-top:17px}.section-heading>p:last-child{font-size:1rem;margin-top:22px}.concept-grid{grid-template-columns:1fr;gap:31px}.concept-grid article{padding-top:18px}.concept-grid h3{display:flex;gap:15px;align-items:baseline;font-size:1.375rem;margin-top:11px}.concept-grid h3 span{font-size:1.062rem}.concept-grid article>p{font-size:1rem}.concept-grid .concept-example{margin-top:16px}.formula-band{display:block;padding:23px 17px;margin-top:34px}.formula-band>p{font-size:0.9375rem;margin-block:20px;gap:8px}.fraction{font-size:0.75rem}.formula-band small{display:block;font-size:0.6875rem;line-height:1.8}.lab-grid{grid-template-columns:1fr;gap:30px}.lab-result{padding:27px 24px}.result-number{font-size:5.5rem}.range-field label{font-size:0.875rem}.presets button{padding:8px 12px;font-size:0.8125rem}.range-field input{height:28px}.life-item{grid-template-columns:28px 1fr;gap:16px;padding-block:27px}.life-index{font-size:1.938rem}.life-item h3{font-size:1.312rem;margin-top:12px}.life-item>div>p:not(.eyebrow){font-size:1rem}.life-item .evidence-line{font-size:0.8125rem}.evidence-line strong{display:block;margin-bottom:4px}.manifesto{padding-block:42px;margin-block:5px 35px}.manifesto>p{font-size:1.75rem}.manifesto footer{font-size:0.75rem}.decision-grid{gap:26px 22px}.decision-grid h3{font-size:1rem}.decision-grid p{font-size:1rem}.agent-loop{grid-template-columns:1fr 1fr}.agent-loop li{padding:23px 19px 23px 0}.agent-loop li+li{padding-left:19px}.agent-loop li:nth-child(3){border-left:none;padding-left:0;border-top:1px solid #3a4863}.agent-loop li:nth-child(4){border-top:1px solid #3a4863}.agent-loop h3{font-size:1.25rem;margin:12px 0 10px}.agent-loop p{font-size:1rem}.agent-depth{grid-template-columns:1fr;gap:30px;margin-top:38px}.agent-depth h3{font-size:1.812rem}.faq-section{display:block}.faq-section .section-heading{margin-bottom:28px}.faq-section h2{font-size:1.938rem}.faq-list summary{font-size:1rem}.faq-list details>p{font-size:1rem}.english-grid{grid-template-columns:1fr;gap:30px}.english-grid h2{font-size:2.375rem;margin-top:18px}.english-lead{font-size:1rem;margin-top:18px}.english-grid>div:last-child>p{font-size:1rem}.sources-section{grid-template-columns:1fr;gap:25px;padding-block:44px}.sources-section p:not(.eyebrow){max-width:none}.sources-section li a{font-size:0.9375rem}.site-footer{grid-template-columns:1fr auto;gap:23px 12px;padding-block:25px}.site-footer>p{grid-column:1/-1;grid-row:2;max-width:none;font-size:0.75rem}.site-footer>div{font-size:0.6875rem}.site-footer .domain{font-size:0.5625rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bar{transition:none}}
.calculation-flow{margin-top:38px;border-top:1px solid var(--line);padding-top:28px}.calculation-flow h3{font-size:1.25rem;font-weight:550}.flow-intro{font-size:0.875rem;color:var(--muted);margin-top:10px}.calculation-steps{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;list-style:none;padding:0;margin:24px 0 0}.calculation-steps li{background:#fff;border:1px solid var(--line);padding:24px;min-width:0;border-radius:3px}.step-number{font:0.75rem monospace;color:var(--blue)}.calculation-steps h4{font-size:1rem;font-weight:550;margin-top:12px}.calculation-steps p{font-size:0.875rem;color:var(--muted);line-height:1.85}.calculation-steps .step-equation{font:1rem/1.7 monospace;color:var(--ink);margin:18px 0 14px;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.calculation-steps .bar-track{margin-bottom:15px}.evidence-support{background:var(--blue);width:21%}.evidence-other{background:#9ba6b8;width:14%}.evidence-posterior{background:var(--blue);width:60%}.contact-link{display:inline-block;margin-top:8px;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.site-footer>p{max-width:none;min-width:0}
@media(max-width:700px){.calculation-steps{grid-template-columns:1fr;gap:14px}.calculation-steps li{padding:22px}.site-footer>p{font-size:0.8125rem}}