@font-face{font-family:"Newsreader";src:url("fonts/newsreader-roman.woff2") format("woff2");font-weight:400 600;font-style:normal;font-display:swap}
@font-face{font-family:"Newsreader";src:url("fonts/newsreader-italic.woff2") format("woff2");font-weight:400 600;font-style:italic;font-display:swap}
:root{
  --paper:#fafaf7;
  --ink:#242824;
  --mute:#666e65;
  --hair:#dfe2da;
  --leaf:#3d5b4b;
  --soft:#eff2ec;
  --measure:700px;
  --grid-cols:minmax(0,1fr) minmax(0,1fr);
  --grid-gap:60px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:2px solid var(--leaf);outline-offset:5px}
::selection{background:#dbe5d8;color:var(--ink)}
.wrap{width:min(100% - 104px,1100px);margin-inline:auto}

.site-head{border-bottom:1px solid var(--hair)}
.head-inner{display:flex;align-items:center;justify-content:space-between;min-height:98px;gap:30px;flex-wrap:wrap}
.brand{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:31px;line-height:1;letter-spacing:-.025em;font-weight:600;white-space:nowrap}
.brand em{font-style:normal;color:var(--leaf)}
.nav{display:flex;align-items:center;gap:33px;flex-wrap:wrap}
.nav a{color:#687068;font-size:14px;transition:color .15s ease}
.nav a:hover,.nav a[aria-current=page]{color:var(--ink)}
.nav a[aria-current=page]{text-decoration:underline;text-decoration-color:var(--leaf);text-underline-offset:7px}
.nav .ext{margin-left:4px}

.skip{position:absolute;left:20px;top:-100px;background:var(--paper);padding:10px;z-index:10}
.skip:focus{top:10px}

h1,h2,h3,p{margin-top:0}
.serif{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;letter-spacing:-.025em;font-weight:400}

.small-label{font-size:13px;color:var(--leaf);font-weight:500;letter-spacing:.01em}
.status{display:inline-flex;align-items:center;gap:9px}
.status::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--leaf);flex-shrink:0}
.status-plan::before{background:#b6a94e}
.status-progress::before{background:var(--leaf)}
.status-result::before{background:#2f6a40}

.hero{padding:114px 0 123px}
.hero .small-label{margin-bottom:40px;display:block}
.hero h1{font-size:clamp(58px,7.6vw,104px);line-height:1.02;max-width:970px;margin:0 0 45px}
.hero h1 em{font-weight:400;color:var(--leaf);font-style:italic}
.hero-bottom{display:flex;justify-content:space-between;gap:60px;align-items:end;flex-wrap:wrap}
.hero-bottom p{color:var(--mute);font-size:19px;line-height:1.75;max-width:510px;margin:0}

.text-link{display:inline-flex;gap:10px;align-items:center;color:var(--leaf);font-size:14px;font-weight:550;white-space:nowrap;border-bottom:1px solid currentColor;padding-bottom:4px;transition:gap .2s}
.text-link:hover{gap:16px}
.text-link.ext:hover{gap:10px}
.text-link.ext:hover .arrow-ext{transform:translate(3px,-3px)}
.arrow-ext{display:inline-block;transition:transform .2s}

.section{border-top:1px solid var(--hair);padding:79px 0 95px}

.section-heading,
.list-item,
.outro-inner,
.research-block,
.about-row{
  display:grid;
  grid-template-columns:var(--grid-cols);
  gap:var(--grid-gap);
}

.section-heading{margin-bottom:49px;align-items:start}
.section-heading h2{font-size:clamp(37px,4vw,55px);line-height:1.13;margin:0}
.section-heading p{margin:8px 0 0;font-size:16px;line-height:1.8;color:var(--mute);max-width:420px}

.central-question-head{margin-bottom:40px}
.central-question-head .small-label{display:block;margin-bottom:16px}
.central-question-h{font-size:clamp(26px,3.1vw,44px);line-height:1.22;letter-spacing:-.015em;max-width:1000px;margin:0}

.list-item{align-items:baseline;padding:29px 0;border-top:1px solid var(--hair)}
.list-item:last-child{border-bottom:1px solid var(--hair)}
.list-item h3{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:29px;font-weight:400;letter-spacing:-.02em;line-height:1.2;margin:0}
.row-right{display:flex;justify-content:space-between;align-items:baseline;gap:20px;min-width:0}
.row-right p{font-size:15px;line-height:1.7;color:var(--mute);margin:0;flex:1;min-width:0}
.row-right .arrow{color:var(--leaf);font-size:18px;line-height:1;flex-shrink:0;display:inline-block;transition:transform .2s}
.list-item:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.list-item:hover .arrow-int{transform:translateX(4px)}
.list-item:hover .arrow-ext{transform:translate(3px,-3px)}

.row-right>div{flex:1;min-width:0}
.note-row h3{font-size:29px}
.note-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:13px;color:var(--mute);margin-bottom:10px}
.note-row .row-right p{font-size:15px;line-height:1.7;color:var(--mute);margin:0}
.note-row:hover h3{color:var(--leaf);text-decoration:none}

.outro{padding:89px 0 113px;border-top:1px solid var(--hair)}
.outro-inner{align-items:start}
.outro h2{font-size:clamp(36px,4vw,55px);line-height:1.18;margin:0}
.outro p{max-width:400px;color:var(--mute);font-size:17px;line-height:1.75;margin:5px 0 23px}

.site-foot{border-top:1px solid var(--hair);padding:36px 0 46px}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.foot-inner p{color:var(--mute);font-size:13px;margin:0}
.foot-inner a{font-size:13px;color:var(--mute)}
.foot-inner a:hover{color:var(--leaf)}
.foot-links{display:flex;gap:20px;flex-wrap:wrap}

.page-hero{padding:110px 0 90px}
.page-hero .small-label{display:block;margin-bottom:28px}
.page-hero h1{font-size:clamp(59px,7vw,91px);line-height:1.06;max-width:930px;margin-bottom:28px}
.page-hero p{font-size:19px;line-height:1.75;color:var(--mute);max-width:660px;margin:0}

.page-section{border-top:1px solid var(--hair);padding:64px 0 100px}

.research-block{padding:40px 0 62px;border-bottom:1px solid var(--hair);align-items:start}
.research-block:first-child{padding-top:0}
.research-block h2{font-size:43px;line-height:1.12;margin:0;max-width:340px}
.research-block h3{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-weight:400;font-size:28px;letter-spacing:-.02em;line-height:1.25;margin:0 0 19px}
.research-block p,.research-block li{color:var(--mute);font-size:16px;line-height:1.75}
.research-block p{margin-bottom:18px}
.research-block ul{padding-left:21px;margin:13px 0 23px}
.research-block li{padding-left:4px;margin-bottom:7px}
.research-block .small-label{margin-bottom:14px;display:inline-block}

.eyebrow{color:var(--leaf);font-size:13px;display:block;margin-bottom:16px}

.index-list{border-top:1px solid var(--hair)}
.index-entry{display:grid;grid-template-columns:180px 1fr 22px;gap:35px;padding:35px 0 39px;border-bottom:1px solid var(--hair);align-items:start}
.index-entry .date,.index-entry .status-cell{color:var(--mute);font-size:13px}
.index-entry .date{display:flex;flex-direction:column;gap:10px}
.index-entry h2{font-size:35px;line-height:1.18;margin:9px 0 12px}
.index-entry p{color:var(--mute);max-width:610px;margin:0}
.index-entry .arrow{font-size:18px;color:var(--leaf);transition:transform .2s;display:inline-block}
.index-entry:hover h2{color:var(--leaf)}
.index-entry:hover .arrow-int{transform:translateX(4px)}

.legend{color:var(--mute);font-size:14px;padding-bottom:28px;margin:0}
.legend .status{color:var(--leaf);margin-right:4px}

.prose-wrap{width:min(100% - 104px,780px);margin:auto}
.article-top{padding:76px 0 67px}
.kicker{display:block;margin-bottom:24px}
.breadcrumb{color:var(--leaf);font-size:14px;display:inline-block;margin-bottom:40px}
.article-top h1{font-size:clamp(52px,6.2vw,76px);line-height:1.06;margin:0 0 24px}
.article-deck{font-size:21px;line-height:1.65;color:var(--mute);max-width:740px;margin:0 0 31px}
.article-info{display:flex;gap:18px;flex-wrap:wrap;color:var(--mute);font-size:13px;align-items:center}
.article-info span+span:before{content:'·';margin-right:18px}
.article-info .status{color:var(--leaf)}
.article-content{border-top:1px solid var(--hair);padding:51px 0 115px}
.article-content h2{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:38px;line-height:1.14;letter-spacing:-.025em;font-weight:400;margin:50px 0 17px}
.article-content h2:first-child{margin-top:0}
.article-content h3{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:24px;font-weight:400;letter-spacing:-.02em;margin:34px 0 12px;line-height:1.25}
.article-content p,.article-content li{font-size:17px;line-height:1.85;color:#4f574e}
.article-content p{margin-bottom:20px}
.article-content ol,.article-content ul{padding-left:25px;margin:0 0 27px}
.article-content li{padding-left:6px;margin-bottom:10px}
.article-content a.inline{color:var(--leaf);border-bottom:1px solid currentColor}

.equation{font-family:Georgia,serif;font-size:clamp(18px,2.5vw,25px);background:#f0f3ee;border-left:2px solid #849b83;padding:27px 25px;margin:29px 0;overflow-x:auto;white-space:nowrap}

.pending{border-left:2px solid var(--leaf);background:var(--soft);padding:22px 24px;margin:24px 0 28px}
.pending p{font-size:16px!important;line-height:1.7!important;color:var(--mute)!important;margin:0!important}
.pending p.pending-title{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:21px!important;color:var(--ink)!important;margin-bottom:6px!important}

.table-wrap{overflow-x:auto;margin:24px 0 8px;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
table.results{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;font-size:15px}
table.results th,table.results td{padding:12px 14px;white-space:nowrap;border-bottom:1px solid var(--hair);text-align:right;color:#4f574e}
table.results tr:last-child td{border-bottom:none}
table.results th{font-weight:500;color:var(--ink);background:#f3f6ef}
table.results th:first-child,table.results td:first-child{text-align:left}
.table-caption{font-size:13px;color:var(--mute);margin:0 0 28px}

.ref-list{list-style:none;padding:0;margin:0 0 24px}
.ref-list li{padding:14px 0;border-top:1px solid var(--hair);color:#4f574e;font-size:16px;line-height:1.6}
.ref-list li:last-child{border-bottom:1px solid var(--hair)}

.caveat{font-size:14px!important;border-top:1px solid var(--hair);padding-top:24px;color:var(--mute)!important;margin:45px 0!important}

.about-essay{max-width:760px}
.about-essay>p{font-size:21px;line-height:1.75;color:#454d44}
.principles{display:grid;grid-template-columns:1fr 1fr 1fr;gap:50px;padding-top:60px;border-top:1px solid var(--hair);margin-top:61px}
.principles h2{font-size:29px;line-height:1.14;margin:0 0 15px}
.principles p{font-size:15px;line-height:1.75;color:var(--mute);margin:0}

.about-row{border-top:1px solid var(--hair);padding-top:44px;margin-top:64px;align-items:start}
.about-row>h2{font-size:35px;line-height:1.15;margin:0}
.person h3{font-family:"Newsreader","EB Garamond","Iowan Old Style","Baskerville",Georgia,serif;font-size:28px;font-weight:400;letter-spacing:-.02em;margin:0 0 2px}
.person .role{color:var(--leaf);font-size:14px;margin:0 0 14px}
.person p:not(.role),.about-row>div>p{color:var(--mute);font-size:16px;line-height:1.75;margin:0 0 18px;max-width:440px}
dl.labels{display:grid;grid-template-columns:120px 1fr;gap:14px 20px;margin:0}
dl.labels dd{color:var(--mute);font-size:15px;line-height:1.7;margin:0}

@media(max-width:800px){
  :root{--grid-cols:1fr;--grid-gap:22px}
  .wrap,.prose-wrap{width:min(100% - 48px,1100px)}
  .head-inner{min-height:84px}
  .hero{padding:79px 0 90px}
  .hero h1{font-size:clamp(52px,10vw,78px)}
  .hero-bottom{gap:24px;align-items:start}
  .section-heading{margin-bottom:36px}
  .section{padding:65px 0 75px}
  .page-hero{padding:78px 0 70px}
  .page-section{padding:55px 0 82px}
  .research-block{padding:35px 0 50px}
  .principles{gap:25px}
  .foot-inner{align-items:start}
  dl.labels{grid-template-columns:1fr;gap:4px}
  dl.labels dd{margin-bottom:12px}
  .about-row{margin-top:48px;padding-top:34px}
}

@media(max-width:540px){
  .wrap,.prose-wrap{width:calc(100% - 40px)}
  .head-inner{display:flex;padding:22px 0 15px}
  .brand{font-size:28px}
  .nav{margin-top:0;gap:16px;row-gap:8px}
  .nav a{font-size:14px}
  .hero{padding:72px 0 77px}
  .hero .small-label{margin-bottom:27px}
  .hero h1{font-size:clamp(49px,12.4vw,72px);line-height:1.06;margin-bottom:29px}
  .hero-bottom{display:block}
  .hero-bottom p{font-size:17px;line-height:1.7;margin-bottom:26px}
  .section-heading h2,.outro h2{font-size:42px}
  .list-item{padding:25px 0}
  .list-item h3{font-size:27px}
  .row-right{flex-direction:row;align-items:baseline}
  .principles{grid-template-columns:1fr;gap:39px}
  .note-row h3{font-size:25px}
  table.results{font-size:14px}
  table.results th,table.results td{padding:11px 8px}
  .outro{padding:67px 0 82px}
  .site-foot{padding:29px 0 39px}
  .foot-inner{flex-direction:column;gap:19px;align-items:flex-start}
  .foot-links{gap:16px}
  .page-hero h1{font-size:clamp(49px,12vw,70px)}
  .page-hero p{font-size:17px}
  .research-block h2{font-size:38px}
  .index-entry{grid-template-columns:1fr auto;gap:6px 10px;padding:27px 0 29px}
  .index-entry .date{grid-column:1/-1;flex-direction:row;gap:14px}
  .index-entry>div:nth-child(2){grid-column:1;grid-row:2}
  .index-entry .arrow{grid-column:2;grid-row:2;align-self:end}
  .index-entry h2{font-size:31px}
  .article-top{padding:52px 0}
  .article-top h1{font-size:clamp(47px,10.5vw,65px)}
  .article-deck{font-size:19px}
  .article-content{padding:35px 0 83px}
  .article-content h2{font-size:34px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}