:root{--paper:#f6f3ec;--ink:#1d2c35;--muted:#6c726f;--line:#d9d8ce;--rust:#a76c42;--sage:#e8eae1}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #b97a45;outline-offset:5px}.skip{position:fixed;top:-70px;left:20px;z-index:100;background:var(--ink);color:white;padding:15px}.skip:focus{top:10px}.wrap{max-width:1240px;margin:auto;padding-left:48px;padding-right:48px}header{height:100px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 48px;gap:30px}.brand{display:flex;align-items:center;gap:14px;font-size:11px;font-weight:bold;letter-spacing:1.2px;white-space:nowrap}.brand small{display:block;font-size:8px;letter-spacing:2px;margin-top:7px;color:var(--muted);font-weight:normal}.brand-symbol{font:italic 37px Georgia;letter-spacing:-4px}.brand-symbol span{color:var(--rust);padding:0 4px}nav{display:flex;gap:27px;font-size:12px}nav a{padding:12px 0}nav a:hover,.text-button:hover{color:var(--rust)}.header-link{font-size:12px;border-bottom:1px solid var(--ink);padding:10px 0}.header-link span{margin-left:22px}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;padding-top:64px;padding-bottom:65px}.eyebrow{font-size:10px;font-weight:bold;letter-spacing:2px;line-height:1.8;margin:0 0 24px}.eyebrow>span{display:inline-block;width:6px;height:6px;background:var(--rust);border-radius:50%;margin-right:8px}h1,h2{font-family:Georgia,'Times New Roman',serif;font-weight:normal;margin:0;letter-spacing:-2px}h1{font-size:clamp(52px,5.6vw,79px);line-height:1.08}em{font-weight:normal;color:var(--rust)}.hero-description{font-size:14px;line-height:1.9;max-width:390px;color:#626a69;margin:26px 0}.hero-actions{display:flex;align-items:center;gap:25px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:17px 22px;font-size:12px;border:1px solid transparent;transition:background .2s}.dark{background:var(--ink);color:var(--paper)}.dark:hover{background:#35434b}.light{background:var(--paper);color:var(--ink)}.button span{font-size:18px}.text-button{border:0;background:none;padding:10px 0;font-size:12px;display:inline-block}.hero-foot{display:flex;gap:30px;padding-top:41px;margin-top:36px;border-top:1px solid var(--line);font-size:9px;color:var(--muted)}.hero-foot i{font-style:normal;margin:0 5px;color:#b1b2a9}.hero-art{padding-top:8px;position:relative}.art-top{display:flex;justify-content:space-between;letter-spacing:1.8px;font-size:8px;margin-bottom:18px;color:var(--muted)}.arch{position:relative;background:#ddd2b8;border-radius:200px 200px 0 0;height:435px;overflow:hidden;display:flex;align-items:center;justify-content:center}.arch img{width:100%;height:100%;object-fit:cover;object-position:center 44%;mix-blend-mode:multiply}.art-number{position:absolute;bottom:15px;right:20px;font:52px Georgia;color:#eee5ce;opacity:.9}.art-caption{display:flex;justify-content:space-between;gap:10px;margin-top:21px}.art-caption strong{font:17px Georgia}.art-caption p{font-size:10px;color:var(--muted);margin:8px 0}.art-caption>a{border:1px solid var(--line);border-radius:50%;width:32px;height:32px;text-align:center;padding:7px}.art-note{font-size:7px;letter-spacing:1.3px;color:#8e9186}.intro-band{background:var(--sage);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.intro-inner{display:grid;grid-template-columns:1fr 1.5fr 1.25fr;gap:40px;align-items:center;padding-top:38px;padding-bottom:38px}.section-num{font-size:9px;letter-spacing:1.5px}.intro-inner>p{font:30px/1.25 Georgia;margin:0}.intro-inner>div{font-size:12px;line-height:1.9;color:var(--muted)}.section{padding-top:90px;padding-bottom:90px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:45px}h2{font-size:43px;line-height:1.16;letter-spacing:-1.4px}.section-heading>p{font-size:12px;line-height:1.8;color:var(--muted)}.timeline{display:flex;margin-top:48px}.timeline button{position:relative;flex:1;background:none;border:0;border-bottom:1px solid #bcc2ba;padding:0 5px 23px;text-align:left;font-size:12px;color:var(--muted)}.timeline button:after{content:'';position:absolute;width:7px;height:7px;border:1px solid #aab0a7;border-radius:50%;bottom:-5px;left:4px;background:var(--paper)}.timeline button.active{color:var(--rust);font-weight:bold}.timeline button.active:after{background:var(--rust);border-color:var(--rust)}.era-panel{display:grid;grid-template-columns:110px 1fr 1fr;gap:35px;padding:37px 0 18px;min-height:210px}.era-year{font:40px Georgia;color:var(--rust)}.era-panel h3{font:28px Georgia;margin:0 0 15px}.era-panel p{font-size:13px;line-height:1.85;color:var(--muted);margin:0}.era-detail{border-left:1px solid var(--line);padding-left:30px}.small-label{font-size:9px;letter-spacing:1.7px;font-weight:bold}.fine{font-size:10px;line-height:1.8;color:var(--muted)}.traces{background:#eeece4;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.people-grid{display:grid;grid-template-columns:repeat(3,1fr)}.person{border-top:1px solid #c9cbc1;padding:25px 26px 28px 0;position:relative}.person:not(:nth-child(3n+1)){padding-left:25px;border-left:1px solid #c9cbc1}.person .person-id{font-size:9px;letter-spacing:1.5px;color:var(--rust)}.person h3{font:28px Georgia;margin:19px 0 10px}.person .dates{font-size:9px;color:var(--muted);letter-spacing:1px}.person p{font-size:12px;line-height:1.8;color:var(--muted);min-height:65px}.person button{margin-top:8px}.person .glyph{position:absolute;right:25px;top:38px;font:39px Georgia;color:#a0a78d;opacity:.7}.algorithm{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.algorithm>div>p:not(.eyebrow){font-size:13px;line-height:1.9;max-width:390px;color:var(--muted)}.algorithm>div>.fine{font-size:10px}.calculator{border:1px solid var(--line);padding:32px;background:#faf8f3}.inputs{display:flex;gap:18px;align-items:center;margin:27px 0}.inputs label{font-size:10px;color:var(--muted);flex:1;min-width:0}.inputs input{width:100%;background:transparent;border:0;border-bottom:1px solid #aaa;font:36px Georgia;color:var(--ink);padding:10px 0}.inputs>span{font:22px Georgia;color:#aaa}.calculator .button{width:100%}#calc-result{font-size:12px;margin-top:22px;line-height:1.8}#calc-result ol{padding-left:20px;color:var(--muted)}#calc-result strong{font:24px Georgia}.evren{background:#1d303a;color:#e9ebe4}.evren .eyebrow{color:#b7bdaf}.evren em{color:#d8bc8e}.evren-top{display:grid;grid-template-columns:1fr 1fr;gap:90px}.evren-top>div+div{padding-top:20px}.evren-word{font-size:58px;letter-spacing:9px;font-weight:300}.evren-word>span{font-size:35px;color:#d8bc8e;vertical-align:top;letter-spacing:0}.evren-top p:not(.eyebrow){font-size:13px;line-height:1.85;color:#b4c0c0;max-width:340px}.process{display:grid;grid-template-columns:repeat(3,1fr);margin:45px 0 30px;border-top:1px solid #50616a;border-bottom:1px solid #50616a}.process>span{padding:23px 25px;font-size:9px;letter-spacing:1px;color:#b4c0c0;border-left:1px solid #50616a}.process>span:first-child{padding-left:0;border:0}.process big{display:block;font:22px Georgia;letter-spacing:0;color:#e9ebe4;margin-top:16px}.evren-bottom{display:flex;justify-content:space-between;align-items:center;gap:50px}.evren-bottom>p{max-width:550px;font-size:12px;line-height:1.9;color:#b4c0c0}.evren-source{font-size:9px;color:#96a6aa;margin-top:30px}.library-tools{display:flex;align-items:center;justify-content:space-between;gap:25px;padding-bottom:22px;border-bottom:1px solid var(--line)}.filters{display:flex;gap:6px;flex-wrap:wrap}.filters button{border:1px solid transparent;background:none;color:var(--muted);padding:10px 13px;font-size:11px;border-radius:24px}.filters button.active{border-color:#bfc4b8;color:var(--ink);background:#e8eae1}.search{display:flex;align-items:center;border-bottom:1px solid var(--line);gap:10px;padding:7px}.search>span{font-size:25px}.search input{border:0;background:none;font-size:12px;outline:none;max-width:150px;color:var(--ink)}.chapter{width:100%;display:grid;grid-template-columns:35px 1fr auto;gap:20px;align-items:center;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;padding:23px 0;color:var(--ink)}.chapter:hover{background:#edece3}.chapter-number{font-size:10px;color:var(--rust)}.chapter h3{font:21px Georgia;margin:0 0 7px}.chapter p{margin:0;color:var(--muted);font-size:11px;line-height:1.65;max-width:780px}.chapter>span:last-child{font-size:20px}.conclusion{text-align:center;background:#e5e8df;padding:75px 20px}.conclusion h2{font-size:44px}.conclusion p:not(.eyebrow){font-size:12px;line-height:1.9;max-width:470px;margin:25px auto 15px;color:var(--muted)}.sources-section{display:grid;grid-template-columns:1fr 1.3fr;gap:100px;padding-top:80px;padding-bottom:80px}.sources-section h2{font-size:36px}.sources-section p:not(.eyebrow){font-size:11px;line-height:1.9;color:var(--muted)}.source-links>a{display:grid;grid-template-columns:24px 1fr 20px;gap:10px;border-bottom:1px solid var(--line);padding:20px 0;font-size:13px}.source-links>a>span{grid-row:span 2;font-size:9px;color:var(--rust)}.source-links small{grid-column:2;font-size:10px;color:var(--muted)}.source-links>.text-button{margin-top:16px}footer{background:#eeece4;border-top:1px solid var(--line);padding:35px 0}footer>.wrap{display:flex;justify-content:space-between;align-items:center;gap:25px}footer p{font-size:9px;line-height:1.9;color:var(--muted)}footer>.wrap>a:last-child{font-size:10px}dialog{border:0;padding:0;background:#faf8f3;color:var(--ink);width:min(880px,94vw);max-height:90vh;box-shadow:0 20px 100px #0005}dialog::backdrop{background:#14232bbf}.reader-header{position:sticky;top:0;background:#faf8f3;padding:20px 35px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);z-index:2;font-size:9px;letter-spacing:1.4px}.reader-header button{border:0;background:none;color:var(--ink);font-size:11px;letter-spacing:0}.reader-header button span{font-size:24px;margin-left:15px}.reader-body{padding:35px 55px}.reader-body h2{font-size:34px;margin-bottom:30px}.reader-body p{font-size:14px;line-height:1.95;margin:0 0 22px;overflow-wrap:anywhere}.reader-body h3{font:23px Georgia}.reader-body img{max-width:100%;height:auto;display:block;margin:30px auto}.reader-body .manuscript{max-height:450px}.reader-body a{color:var(--rust);text-decoration:underline}.reader-body .caption{font-size:10px;color:var(--muted)}.table-scroll{overflow:auto;margin:25px 0}.reader-body table{border-collapse:collapse;width:100%;font-size:11px;line-height:1.6}.reader-body th,.reader-body td{padding:12px;text-align:left;border:1px solid var(--line);min-width:100px}.reader-body th{background:#e5e8df}.reader-nav{display:flex;justify-content:space-between;gap:20px;padding:20px 35px;border-top:1px solid var(--line)}.reader-nav button{background:none;border:0;color:var(--ink);font-size:12px}.reader-nav button:disabled{opacity:.3;cursor:default}body:has(dialog[open]){overflow:hidden}
@media(min-width:1500px){header{padding-left:calc((100vw - 1144px)/2);padding-right:calc((100vw - 1144px)/2)}}
@media(max-width:1000px){header{padding:0 28px}nav{gap:17px;font-size:11px}.wrap{padding-left:30px;padding-right:30px}.hero{gap:35px}.hero-foot{gap:15px}.arch{height:410px}.intro-inner{gap:20px}.algorithm{gap:40px}.evren-top{gap:40px}.sources-section{gap:45px}}
@media(max-width:760px){header{height:80px;padding:0 22px}.brand{font-size:9px}.brand small{font-size:6px}.brand-symbol{font-size:31px}nav{display:none}.header-link{font-size:10px}.header-link span{margin-left:8px}.wrap{padding-left:23px;padding-right:23px}.hero{grid-template-columns:1fr;padding-top:40px;gap:35px;padding-bottom:45px}h1{font-size:62px}.hero-description{max-width:450px}.hero-foot{padding-top:24px;margin-top:28px;justify-content:space-between}.hero-art{max-width:470px;width:100%;margin:auto}.arch{height:390px;border-radius:200px 200px 0 0}.arch img{object-position:center 40%}.intro-inner{grid-template-columns:1fr;padding-top:30px;padding-bottom:30px;gap:19px}.intro-inner>div{max-width:470px}.section{padding-top:60px;padding-bottom:60px}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin-top:22px}h2{font-size:36px}.eyebrow{font-size:9px}.timeline{overflow-x:auto;padding-bottom:6px;gap:10px}.timeline button{min-width:95px;font-size:11px}.era-panel{grid-template-columns:65px 1fr;gap:20px}.era-year{font-size:29px}.era-panel h3{font-size:24px}.era-detail{grid-column:2;border-left:0;border-top:1px solid var(--line);padding:15px 0 0}.people-grid{grid-template-columns:1fr 1fr}.person:not(:nth-child(3n+1)){border-left:0;padding-left:0}.person:nth-child(even){padding-left:20px;border-left:1px solid #c9cbc1}.person h3{font-size:25px}.person p{font-size:11px;min-height:92px}.person .glyph{font-size:28px;right:14px;top:45px}.algorithm{grid-template-columns:1fr;gap:28px}.calculator{padding:25px}.evren-top{grid-template-columns:1fr;gap:25px}.evren-word{font-size:48px}.process{margin-top:25px}.process>span{padding:18px 12px}.process big{font-size:17px}.evren-bottom{display:block}.evren-bottom .button{margin-top:15px}.library-tools{align-items:stretch;flex-direction:column;gap:12px}.filters button{padding:8px 10px;font-size:10px}.search input{max-width:none;width:100%;padding:7px}.chapter{gap:12px;grid-template-columns:25px 1fr 16px;padding:20px 0}.chapter h3{font-size:19px;line-height:1.3}.chapter p{font-size:10px}.conclusion{padding:55px 0}.conclusion h2{font-size:34px}.sources-section{grid-template-columns:1fr;gap:25px;padding-top:55px;padding-bottom:55px}footer>.wrap{flex-wrap:wrap}footer p{order:3;width:100%;margin:0}.reader-body{padding:28px 23px}.reader-body h2{font-size:28px}.reader-body p{font-size:13px}.reader-header,.reader-nav{padding:18px 23px}dialog{max-height:93vh}.hero-actions{gap:18px}.button{padding:15px 20px}.hero-foot{font-size:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.fair-section{background:#eeece4;border-bottom:1px solid var(--line)}.fair-status{display:flex;justify-content:space-between;gap:20px;font-size:9px;letter-spacing:1.4px;padding:15px 0;color:var(--muted)}.fair-progress{letter-spacing:0;color:var(--rust)}.fair-tabs{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #c7cbbf}.fair-tabs button{border:0;border-right:1px solid #c7cbbf;background:none;color:var(--ink);padding:19px;text-align:left;font-size:12px;line-height:1.5}.fair-tabs button:last-child{border-right:0}.fair-tabs button>span{display:block;color:var(--rust);font-size:9px;margin-bottom:7px;letter-spacing:1px}.fair-tabs button[aria-selected=true]{background:var(--ink);color:var(--paper)}.fair-tabs button[aria-selected=true]>span{color:#dfbb81}.fair-tabs button.completed:after{content:' ✓';color:#63816c}.fair-tabs button[aria-selected=true].completed:after{color:#ccd6b9}.fair-panel{padding:32px;background:#faf8f3;border:1px solid #c7cbbf;border-top:0}.fair-task-heading{display:flex;justify-content:space-between;align-items:start;gap:25px;margin-bottom:27px}.fair-task-heading h3{font:29px Georgia;margin:8px 0 12px}.fair-task-heading p:not(.small-label){font-size:12px;line-height:1.85;color:var(--muted);max-width:670px;margin:0}.fair-reset{border:0;border-bottom:1px solid var(--line);background:none;color:var(--muted);font-size:10px;white-space:nowrap;padding:8px 0}.fair-panel h4{font-size:12px;font-weight:normal;margin:0 0 14px}.order-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px}.order-layout>div{min-width:0}.step-bank{display:grid;gap:9px}.bank-step{display:flex;align-items:center;gap:12px;border:1px solid var(--line);padding:14px;background:#f1f0e9;text-align:left;color:var(--ink);font-size:12px;line-height:1.6;width:100%}.bank-step:hover{border-color:var(--rust)}.bank-step>span{font-size:20px;color:var(--rust)}.step-order{margin:0;padding-left:24px}.step-order li{padding:11px 9px;border-bottom:1px solid var(--line);font-size:12px;line-height:1.7}.step-controls{display:flex;justify-content:end;gap:7px;margin-top:8px}.step-controls button{border:1px solid var(--line);background:var(--paper);color:var(--ink);width:30px;height:30px}.step-controls button:disabled{opacity:.3;cursor:default}.order-placeholder{font-size:12px;color:var(--muted);padding:20px;border:1px dashed #c7cbbf;line-height:1.8}.fair-actions{display:flex;align-items:center;gap:22px;margin:25px 0 16px}.fair-feedback:not(:empty){border-top:1px solid var(--line);margin-top:22px;padding:18px 0;font-size:13px;line-height:1.9;color:var(--ink)}.fair-feedback.success strong{color:#38624b}.fair-feedback.retry strong{color:#915d37}.fair-feedback p{margin-bottom:0}.fair-privacy{font-size:9px;color:var(--muted);line-height:1.8}.square-layout{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:start}.square-diagram{aspect-ratio:1;display:grid;grid-template-columns:3fr 5fr;grid-template-rows:3fr 5fr;max-width:330px;border:1px solid #8899a4}.square-diagram>div{display:grid;place-items:center;font:25px Georgia;border:1px solid #faf8f3}.piece-x{background:#dce6eb}.piece-five{background:#d9c9a3}.piece-missing{background:#e8e7dc;color:var(--rust)}.square-form{display:grid;gap:12px;font-size:12px}.square-form fieldset,.verdicts{border:0;padding:0;margin:0 0 10px}.square-form legend{font-size:12px;line-height:1.7}.corner-choices{display:flex;gap:9px;margin-top:10px}.corner-choices button{border:1px solid var(--line);background:none;padding:12px 24px;color:var(--ink)}.corner-choices button[aria-pressed=true]{background:#d9c9a3;border-color:var(--rust)}.square-form>label{font-size:11px;line-height:1.8}.square-form>input{padding:12px;border:1px solid var(--line);background:white;width:100%;color:var(--ink)}.square-form .button{margin-top:8px}.sorting-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:25px}.sort-item{border:1px solid var(--line);padding:20px}.sort-item h4{font:20px Georgia;line-height:1.4}.sort-item p{font-size:12px;line-height:1.8;color:var(--muted);min-height:44px}.sort-item label{display:block;font-size:10px;margin-bottom:10px}.sort-item select{width:100%;background:white;border:1px solid #c7cbbf;padding:12px;font-size:12px;color:var(--ink)}.sort-explanation:not(:empty){font-size:11px;line-height:1.8;margin-top:14px}.sort-explanation.correct{color:#38624b}.sort-explanation.incorrect{color:#915d37}.evidence-count{font-size:9px;letter-spacing:1.6px;color:var(--rust)}.evidence-stage blockquote{font:26px/1.45 Georgia;margin:18px 0 25px;max-width:720px}.evidence-source{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;margin-bottom:25px}.evidence-source summary{cursor:pointer;font-size:12px;line-height:1.8}.evidence-source p{font-size:13px;line-height:1.9;color:var(--muted);max-width:750px}.evidence-source a{font-size:11px;color:var(--rust);text-decoration:underline}.verdicts legend{font-size:12px;margin-bottom:12px;line-height:1.8}.verdicts label{display:flex;align-items:center;gap:10px;font-size:12px;line-height:1.7;padding:10px 0;cursor:pointer}.verdicts input{accent-color:var(--ink);width:17px;height:17px}.evidence-pagination{display:flex;gap:9px;margin-top:25px}.evidence-pagination button{background:none;border:1px solid var(--line);padding:10px 16px;color:var(--ink);font-size:12px}.evidence-pagination button[aria-current=step]{background:var(--ink);color:var(--paper)}.fair-reader{margin:30px 0 45px}.fair-reader .fair-panel{padding:23px}.fair-reader .fair-tabs button{padding:12px;font-size:10px}.fair-reader .fair-task-heading{display:block}.fair-reader .fair-task-heading h3{font-size:25px}.fair-reader .fair-reset{margin-top:12px}.fair-reader .square-layout,.fair-reader .order-layout{gap:20px}.reader-body .fair-panel p{font-size:12px;margin:12px 0;line-height:1.85}.reader-body .fair-privacy{font-size:9px}.reader-body .fair-task-heading .small-label{font-size:9px}.reader-body .fair-feedback{font-size:12px}.reader-body .fair-panel h4{font-size:16px}
@media(max-width:760px){.fair-tabs{grid-template-columns:1fr 1fr}.fair-tabs button{border-bottom:1px solid #c7cbbf;font-size:11px;padding:15px}.fair-tabs button:nth-child(even){border-right:0}.fair-tabs button:nth-child(n+3){border-bottom:0}.fair-panel{padding:21px}.fair-task-heading{display:block}.fair-reset{margin-top:14px}.fair-task-heading h3{font-size:26px}.order-layout,.square-layout,.sorting-grid{grid-template-columns:1fr}.order-layout{gap:24px}.square-diagram{max-width:300px}.fair-actions{align-items:start;flex-direction:column;gap:9px}.fair-status{font-size:8px;gap:10px}.evidence-stage blockquote{font-size:23px}.fair-reader .order-layout,.fair-reader .square-layout,.fair-reader .sorting-grid{grid-template-columns:1fr}.fair-reader .fair-panel{padding:16px}.fair-panel .button{font-size:11px;gap:14px}.sort-item p{min-height:0}.fair-tabs button{min-height:75px}}

.sort-options{border:0;padding:0;margin:16px 0 0}.sort-options legend{font-size:10px;margin-bottom:8px}.sort-options label{display:flex;align-items:center;gap:9px;margin:5px 0;padding:8px 0;font-size:11px;cursor:pointer}.sort-options input{width:16px;height:16px;accent-color:var(--ink);flex-shrink:0}