:root{
--paper:#f8f7f2;--surface:#fffefa;--ink:#282f2d;--soft:#53605a;--muted:#67746e;--rule:#dcded5;--accent:#386452;--accent-light:#e6ece3;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;--serif:Georgia,"Times New Roman",serif
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.72 var(--sans);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:3px solid #2f8466;outline-offset:3px}
button{font:inherit;cursor:pointer}
svg{max-width:100%}
::selection{background:#bfd8c7;color:#1b3b2f}
.skip-link{position:absolute;top:-100px;left:0;background:white;padding:12px;z-index:100}
.skip-link:focus{top:0}
.container{max-width:1240px;margin-inline:auto;padding-inline:35px}
.site-header{border-bottom:1px solid var(--rule);background:rgba(248,247,242,.97);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.nav-layout{height:72px;display:flex;align-items:center;gap:36px;justify-content:space-between}
.wordmark{font-size:11px;letter-spacing:.135em;font-weight:760;color:var(--ink);white-space:nowrap}
.wordmark-symbol{font-size:20px;vertical-align:middle;margin-right:5px;color:var(--accent)}
.wordmark-light{color:#808b84;font-weight:500}
.primary-nav{display:flex;align-items:center;gap:25px}
.primary-nav a{font-size:12px;color:#45564d;white-space:nowrap}
.primary-nav a[aria-current="page"]{color:#1f4938;font-weight:700}
.nav-toggle{display:none;background:none;border:0;padding:8px}
.nav-toggle span{display:block;width:21px;height:2px;background:var(--ink);margin:5px 0}
.paper-shell{max-width:1070px;margin:0 auto;padding:58px 36px 82px}
.editorial-meta{display:flex;justify-content:space-between;gap:22px;border-top:2px solid var(--ink);border-bottom:1px solid var(--rule);padding:12px 0;color:#5f6b61;font-size:10px;font-weight:700;letter-spacing:.17em}
.editorial-meta .dot{margin:0 4px;color:#b9bcae}
.paper-header{max-width:850px;padding:48px 0 42px}
.classification,.eyebrow,.section-number,.side-heading{color:var(--accent);font-size:10px;font-weight:740;letter-spacing:.15em;text-transform:uppercase}
.paper-header h1,.subpage-title{font:normal clamp(43px,5.5vw,70px)/1.12 var(--serif);letter-spacing:-.042em;margin:20px 0 22px;max-width:850px}
.subtitle{font:normal clamp(19px,2vw,24px)/1.52 var(--serif);color:#65736a;max-width:770px;margin:0 0 30px}
.byline{display:flex;gap:38px;flex-wrap:wrap;border-block:1px solid var(--rule);padding:16px 0;font-size:12px}
.byline strong{font-weight:700}
.byline-detail{margin-left:8px;color:var(--muted)}
.status-note{background:var(--accent-light);border-left:3px solid var(--accent);display:flex;gap:11px;padding:13px 17px;margin-top:22px;max-width:790px}
.status-note p{font-size:12px;line-height:1.6;margin:0;color:#40564b}
.status-note strong{color:#244d37}
.status-mark{background:#4e7860;width:7px;height:7px;border-radius:50%;flex:none;margin-top:7px}
.article-grid{display:grid;grid-template-columns:minmax(0,730px) 190px;gap:63px;align-items:start}
.article-main{min-width:0}
.paper-section{padding:12px 0 25px;border-top:1px solid var(--rule);scroll-margin-top:100px}
.paper-section h2{font:normal 30px/1.25 var(--serif);letter-spacing:-.015em;margin:23px 0}
.paper-section p,.paper-section li{font:16px/1.83 var(--serif);color:#39423d}
.paper-section p{margin:0 0 17px}
.paper-section p:last-child{margin-bottom:0}
.paper-section em{font-style:italic}
.paper-section .keywords{font:12px/1.7 var(--sans);color:#627069;margin-top:26px}
.abstract h2{font-size:24px}
.section-number{font:normal 22px var(--serif);letter-spacing:0;margin-right:6px;color:#7a877e}
.inline-link{font-family:var(--sans);font-size:13px;font-weight:670;border-bottom:1px solid #a7bdae}
.figure{border:1px solid #cbd4c9;background:#f1f2eb;padding:24px 24px 17px;margin:26px 0 25px}
.fig-row{display:grid;grid-template-columns:125px 1fr;gap:18px;align-items:center;padding:13px 0;border-bottom:1px solid #d7ddd4}
.fig-row:last-of-type{border:0}
.arm-label{font:600 13px var(--sans);color:#2f4e3d}
.arm-label span{display:block;font:11px var(--sans);color:#67776c}
.fig-flow{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.unit{font:11px var(--sans);padding:7px 10px;color:#3e5248;background:var(--surface);border:1px solid #c3d0c4;border-radius:2px;white-space:nowrap}
.unit.result{background:#d9e6d9;border-color:#93b49e}
.unit.review{background:#f0ead9;border-color:#ceb980}
.arrow{color:#738577;font-size:14px}
.figure .fig-caption{font:11px/1.65 var(--sans);color:#5e7062;margin:17px 0 0}
.paper-table{border-collapse:collapse;width:100%;font-size:13px;margin:23px 0 22px}
.paper-table th{font-weight:700;text-align:left;color:#35463b;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:11px 11px}
.paper-table td{border-bottom:1px solid var(--rule);padding:13px 11px;vertical-align:top;line-height:1.6;color:#49564d}
.paper-table td:first-child{width:29%;font-weight:650;color:#334d3f}
.references{border-top:1px solid var(--ink)}
.references h2{font:normal 24px var(--serif)}
.references ol{padding-left:20px}
.references li{font-size:14px;margin-bottom:12px;line-height:1.67}
.references a{overflow-wrap:anywhere;text-decoration:underline;text-underline-offset:3px}
.correspondence p{font-size:15px}
.text-button{display:inline-flex;gap:18px;align-items:center;border:1px solid #92afa0;padding:10px 14px;font-size:12px;font-weight:700;margin-top:12px}
.text-button:hover{background:#eaf0e8;text-decoration:none}
.article-sidebar{position:sticky;top:110px}
.side-box{border-top:1px solid #b4beb3;padding:12px 0 26px;margin-bottom:12px}
.side-heading{margin:0 0 12px}
.side-box a{display:block;padding:6px 0;color:#68736b;font-size:11px}
.side-box a:hover{color:#245c43}
.side-detail dl{margin:0}
.side-detail dt{font:10px var(--sans);font-weight:730;letter-spacing:.05em;color:#778278;margin-top:12px}
.side-detail dd{font:12px/1.5 var(--sans);color:#3d4d42;margin:4px 0 0}
.small-action{background:transparent;border:1px solid #9dab9a;padding:8px 10px;color:var(--accent);font:600 11px var(--sans);margin-top:16px}
.small-action:hover{background:#e8eee7}
.manuscript-footer{border-top:2px solid var(--ink);padding:23px 0 0;margin-top:35px}
.manuscript-footer p{font:12px/1.7 var(--serif);color:#637266;margin:0}
.manuscript-footer .small-action{margin-top:10px}
#copy-status{font-size:11px;margin-left:12px;color:var(--accent)}
.site-footer{background:#e9ece6;border-top:1px solid var(--rule);padding:30px 0 20px}
.footer-inner{display:flex;justify-content:space-between;align-items:start;gap:25px}
.footer-inner small{display:block;color:#718075;font-size:11px;margin-top:8px}
.footer-inner nav{display:flex;gap:20px;font-size:12px}
.legal{margin-top:23px;font-size:10px;color:#7b877d}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.subpage-header{max-width:820px;margin:0 0 43px;padding-top:42px}
.subpage-header .subpage-title{font-size:clamp(38px,4.5vw,59px)}
.subpage-header .subtitle{font-size:19px}
.note-card{padding:19px 22px;background:#eef1eb;border-left:3px solid #759580;margin:22px 0}
.note-card p{margin:0;font:13px/1.75 var(--sans);color:#485b4e}
.note-card strong{color:#2d513e}
.prose{max-width:750px}
.prose h2{font:normal 29px/1.22 var(--serif);margin:38px 0 15px;border-top:1px solid var(--rule);padding-top:21px}
.prose h3{font-size:16px;margin-top:27px;font-weight:680}
.prose p,.prose li{font:16px/1.85 var(--serif);color:#39423d}
.prose li{margin-bottom:9px}
.prose a{text-decoration:underline;text-underline-offset:3px}
.prose dl{display:grid;grid-template-columns:125px 1fr;gap:12px 22px;font-size:13px}
.prose dt{font-weight:700;color:var(--accent)}
.prose dd{margin:0}
.breadcrumbs{font-size:11px;color:#79867b;margin:0 0 25px}
.breadcrumbs a{color:#5d7565}
.references-list{list-style:decimal;padding-left:19px}
.references-list li{font-size:14px}
@media(max-width:990px){
.article-grid{grid-template-columns:minmax(0,1fr) 150px;gap:28px}
.paper-shell{padding-inline:30px}
.primary-nav{gap:17px}
}
@media(max-width:760px){
.site-header{position:sticky}
.container{padding-inline:22px}
.paper-shell{padding:34px 22px 65px}
.nav-layout{height:65px}
.nav-toggle{display:block;margin-left:auto}
.primary-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--rule);padding:12px 22px 20px;box-shadow:0 18px 24px #24382a13;flex-direction:column;align-items:start;gap:9px}
.primary-nav.open{display:flex}
.primary-nav a{padding:6px 0}
.editorial-meta{font-size:9px;letter-spacing:.08em}
.paper-header{padding:30px 0 32px}
.paper-header h1{font-size:clamp(37px,8.5vw,54px)}
.subtitle{font-size:18px}
.article-grid{display:block}
.article-sidebar{position:static;margin-top:25px;border-top:1px solid var(--rule);display:grid;grid-template-columns:1fr 1fr;gap:20px}
.paper-section p{font-size:16px}
.paper-section h2{font-size:27px}
.footer-inner{display:block}
.footer-inner nav{margin-top:20px}
}
@media(max-width:480px){
.paper-shell,.container{padding-inline:18px}
.editorial-meta{display:block}
.editorial-meta span{display:block}
.editorial-meta span+span{margin-top:2px}
.editorial-meta .dot{display:inline}
.byline{display:block}
.byline>span{display:block;margin-bottom:5px}
.fig-row{grid-template-columns:1fr;gap:5px}
.fig-flow{gap:5px}
.unit{font-size:10px;padding:5px 7px}
.article-sidebar{grid-template-columns:1fr}
.paper-table{font-size:12px}
.paper-table th,.paper-table td{padding:9px 7px}
.paper-table td:first-child{width:32%}
}
@media print{
body{background:white;color:black;font-size:11pt}
.site-header,.site-footer,.article-sidebar,.small-action,.text-button{display:none!important}
.paper-shell{max-width:none;padding:0}
.article-grid{display:block}
.paper-section{break-inside:avoid}
.paper-header h1{font-size:32pt}
a{color:black;text-decoration:underline}
.status-note,.figure{print-color-adjust:exact}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}