/* ecommerceresearch.org — design mock-up v1 (2026-10-25)
   Index-style research site: organicllm.org colours, editorial layout, monospace labels. */
@font-face{font-family:'Inter';src:url('fonts/inter-variable.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:'Onest';src:url('fonts/onest-variable.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('fonts/jetbrains-mono-variable.woff2') format('woff2');font-weight:100 800;font-display:swap}

:root{
  --ink:#0B2D4A; --ink-2:#3A5A7A; --ink-3:#566D85;
  --accent:#D4896E; --accent-dk:#B5664B;
  /* Colour has one meaning: each paper has its own colour (001 green, 002 terracotta, next papers blue).
     Everything else is navy (text, structure, actions) or grey (metadata). --pc = colour of the paper in view. */
  --p-next:#4E6E8E; /* paper colours themselves: assets/papers.css, generated from papers/*.js */
  --tl-lab:132px;
  --pc:var(--ink); --pc-tint:var(--sage-lt);
  --sage:#DDE3DC; --sage-lt:#EEF1ED;
  --tint-ads:#F7ECE6; --tint-ollm:#EAF0E8; --tint-next:#E9EEF4;
  --paper:#FBFAF7; --rule:#D5D9D3; --rule-dk:#0B2D4A;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --head:'Onest','Inter',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --max:1280px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{background:var(--paper);color:var(--ink);font:400 17px/1.65 var(--body)}
a{color:inherit}
img{display:block;max-width:100%}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}

/* ---------- hot-topic ticker ---------- */
.ticker{background:var(--ink);color:#fff;overflow:hidden;white-space:nowrap;border-bottom:1px solid var(--ink)}
.ticker a{display:block;text-decoration:none;padding:9px 0}
.ticker__track{display:inline-flex;gap:56px;padding-left:56px;animation:tick 38s linear infinite}
.ticker:hover .ticker__track{animation-play-state:paused}
.ticker__item{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.ticker__item b{color:var(--hot,var(--accent));font-weight:700}
.ticker__item .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--hot,var(--accent));margin-right:10px;vertical-align:1px}
@keyframes tick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker__track{animation:none}}

/* ---------- masthead ---------- */
.mast{border-bottom:1px solid var(--rule-dk);background:var(--paper)}
.mast__inner{display:flex;align-items:stretch;max-width:var(--max);margin:0 auto}
.brand{display:flex;align-items:center;padding:16px 28px;font:800 19px/1 var(--head);letter-spacing:-.01em;text-decoration:none;border-right:1px solid var(--rule)}
.brand__wm > span{font-weight:400}
.brand small{font-weight:400;color:var(--ink-3);font-size:inherit}
.nav{display:flex}
.nav a{display:flex;align-items:center;padding:0 22px;border-right:1px solid var(--rule);text-decoration:none;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.nav a:hover,.nav a[aria-current]{color:var(--ink);background:var(--sage-lt)}
.nav a[aria-current]{font-weight:700}
.avail{margin-left:auto;display:flex;align-items:center;gap:9px;padding:0 28px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);text-decoration:none;font-weight:700}
.avail i{width:8px;height:8px;border-radius:50%;background:#3E9B6B;box-shadow:0 0 0 3px rgba(62,155,107,.18);animation:glow 2.4s ease-in-out infinite}
@keyframes glow{0%,100%{box-shadow:0 0 0 3px rgba(62,155,107,.18)}50%{box-shadow:0 0 0 6px rgba(62,155,107,.08),0 0 10px 2px rgba(62,155,107,.35)}}
@media (prefers-reduced-motion:reduce){.avail i{animation:none}}

/* ---------- index head ---------- */
.ihead{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px;padding:44px 0 36px;border-bottom:1px solid var(--rule)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin-bottom:18px}
.giant{font:600 clamp(64px,9vw,128px)/.9 var(--head);letter-spacing:-.045em}
.giant span{color:var(--pc)}
.lede{margin-top:26px;max-width:34em;font-size:18px;color:var(--ink-2)}
.lede strong{color:var(--ink);font-weight:600}

/* timeline: each paper's data window */
.tl{align-self:end}
.tl__years,.tl__row{display:grid;align-items:center}
.tl__years{font-family:var(--mono);font-size:11px;color:var(--ink-3);margin-bottom:8px}
.tl__years span{border-left:1px solid var(--rule);padding-left:6px}
.tl__row{height:30px;border-top:1px solid var(--rule)}
.tl__row:last-child{border-bottom:1px solid var(--rule)}
.tl__lab{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--pc)}
.tl__bar{height:16px;border-radius:2px;position:relative;background:var(--pc-bar)}
.tl__bar em{position:absolute;right:6px;top:50%;transform:translateY(-50%);font:600 10px var(--mono);font-style:normal;letter-spacing:.04em;color:var(--ink);white-space:nowrap}
.tl__dates{display:none;font-family:var(--mono);font-size:11px;color:var(--ink-2);margin-top:6px}
.tl__note{font-family:var(--mono);font-size:11px;color:var(--ink-3);margin-top:10px}
.c-next{color:var(--ink-2)}.bg-next{background:repeating-linear-gradient(135deg,#9FB2C4 0 6px,#C9D4DE 6px 12px)}

/* filter bar */
.filters{display:flex;flex-wrap:wrap;gap:26px;align-items:center;padding:18px 0;border-bottom:1px solid var(--rule-dk)}
.filters button{background:none;border:0;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);cursor:pointer;padding:4px 0;border-bottom:2px solid transparent}
.filters button[aria-pressed="true"]{color:var(--ink);font-weight:700;border-bottom-color:var(--ink)}
.filters button span{color:var(--ink-3)}
.filters .sort{margin-left:auto;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--ink-3)}

/* tiles */
.thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-bottom:22px}
.thumbs div{aspect-ratio:3/4;background:#fff;border:1px solid var(--rule);overflow:hidden}
.thumbs img{width:100%;height:100%;object-fit:cover;object-position:left top}
.tags{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.next-form{margin-top:16px;display:flex;border:1px solid var(--ink)}
.next-form input{flex:1;min-width:0;border:0;background:#fff;padding:11px 12px;font:15px var(--body);color:var(--ink)}
.next-form button{border:0;background:var(--ink);color:#fff;padding:0 16px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.fineprint{font-size:12.5px;color:var(--ink-3);margin-top:8px;line-height:1.45}

/* authors strip */
.people{display:grid;grid-template-columns:200px 1fr 1fr;border-bottom:1px solid var(--rule)}
.people>div{padding:30px 24px 30px 0}
.people>div+div{padding-left:24px;border-left:1px solid var(--rule)}
.people h3{font:600 22px/1.2 var(--head);margin:6px 0 4px}
.people p{font-size:15px;color:var(--ink-2)}
.people .links{margin-top:10px;font-family:var(--mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase}
.people .links a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--rule);margin-right:16px}

/* footer */
.foot{background:var(--ink);color:#C8D3DD;margin-top:0}
.foot .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:40px 28px}
.foot b{display:block;font:600 34px/1 var(--head);color:#fff;letter-spacing:-.02em;margin-bottom:6px}
.foot .mono{color:#8FA4B8}
.foot__base{border-top:1px solid #23466A}
.foot__base .wrap{display:flex;gap:26px;padding:16px 28px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase}
.foot__base a{text-decoration:none;color:#C8D3DD}
.foot__base span{margin-left:auto;color:#8FA4B8}

/* ---------- paper page ---------- */
.crumb{padding:26px 0 0;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.crumb a{text-decoration:none;color:var(--ink-2)}
.phead{padding:12px 0 34px}
.phead .giant{font-size:clamp(52px,7.5vw,104px)}
.ptitle{font:600 clamp(26px,3vw,38px)/1.18 var(--head);letter-spacing:-.02em;max-width:24em;margin-top:22px}
.pauthors{margin-top:12px;font-size:17px;color:var(--ink-2)}
.strip{display:grid;grid-template-columns:repeat(4,auto) 1fr auto;border-top:1px solid var(--rule-dk);border-bottom:1px solid var(--rule-dk)}
.strip>div,.strip>a{padding:14px 20px 14px 0;font-family:var(--mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase}
.strip>div+div{padding-left:20px;border-left:1px solid var(--rule)}
.strip small{display:block;color:var(--ink-3);font-size:10.5px;margin-bottom:3px}
.strip .cta{display:flex;align-items:center;gap:10px;padding:0 22px;background:var(--ink);color:#fff;text-decoration:none;font-weight:700;border-left:0}
.strip .cta:hover{background:var(--ink-2)}
.pbody{display:grid;grid-template-columns:200px minmax(0,1fr);gap:48px;padding:40px 0 70px}
.toc{position:sticky;top:20px;align-self:start;font-family:var(--mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase;line-height:2.3}
.toc a{text-decoration:none;color:var(--ink-2);display:block;border-bottom:1px solid var(--rule)}
.toc a:hover{color:var(--pc)}
.toc b{color:var(--ink-3);font-weight:400;margin-right:10px}
.sec{max-width:760px;margin-bottom:58px}
.sec__lab{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--pc);margin-bottom:14px;font-weight:700}
.sec h2{font:600 30px/1.2 var(--head);letter-spacing:-.02em;margin-bottom:14px}
.sec p{margin-bottom:1em}
.finding{display:grid;grid-template-columns:62px 1fr;border-top:1px solid var(--rule);padding:22px 0}
.finding__n{font-family:var(--mono);font-size:13px;color:var(--ink-3);padding-top:4px}
.finding h3{font:600 22px/1.3 var(--head);letter-spacing:-.01em;margin-bottom:8px}
.finding .num{color:var(--pc)}
.finding p{font-size:16px;color:var(--ink-2);margin:0}
.fig{margin:8px 0 6px;max-width:980px;background:#fff;border:1px solid var(--rule);padding:18px}
.fig figcaption{font-size:14px;color:var(--ink-2);margin-top:12px;line-height:1.5;max-width:760px}
.fig figcaption b{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;margin-right:8px;color:var(--ink)}
.facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--rule-dk);border-left:1px solid var(--rule)}
.facts div{padding:16px 18px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.facts b{display:block;font:600 26px/1.1 var(--head);letter-spacing:-.02em}
.facts span{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.mats{border-top:1px solid var(--rule-dk)}
.mats a,.mats div{display:grid;grid-template-columns:140px 1fr auto;gap:18px;align-items:center;padding:16px 0;border-bottom:1px solid var(--rule);text-decoration:none}
.mats .k{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.mats .t{font-weight:600}
.mats .t small{display:block;font-weight:400;color:var(--ink-2);font-size:14px}
.mats .go{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);font-weight:700}
.mats a:hover .t{color:var(--pc)}
pre.cite{font-family:var(--mono);font-size:12.5px;line-height:1.6;background:#fff;border:1px solid var(--rule);padding:16px 18px;white-space:pre-wrap}
.versions{font-family:var(--mono);font-size:13px;border-top:1px solid var(--rule-dk)}
.versions div{display:grid;grid-template-columns:80px 130px 1fr;padding:12px 0;border-bottom:1px solid var(--rule)}
.subscribe{background:var(--ink);color:#fff;padding:28px;max-width:760px}
.subscribe h2{color:#fff}
.subscribe p{color:#C8D3DD}
.subscribe .next-form{border-color:#fff;max-width:520px}
.subscribe .next-form button{background:#fff;color:var(--ink)}
.subscribe .fineprint{color:#8FA4B8}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .ihead{grid-template-columns:1fr}
  .people{grid-template-columns:1fr 1fr}.people>div:first-child{grid-column:1/-1;padding-bottom:0}
  .people>div:nth-child(2){padding-left:0;border-left:0}
  .foot .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .mast__inner{flex-wrap:wrap}
  .brand{padding:14px 16px;border-right:0;flex:1}
  .avail{padding:0 16px;font-size:11px}
  .nav{order:3;width:100%;border-top:1px solid var(--rule);overflow-x:auto}
  .nav a{padding:12px 14px;white-space:nowrap}
  :root{--tl-lab:78px}
  .tl__lab{font-size:10px;letter-spacing:.02em}
  .tl__bar em{display:none}
  .tl__dates{display:block}
  .people{grid-template-columns:1fr}.people>div+div{padding-left:0;border-left:0;border-top:1px solid var(--rule)}
  .filters{gap:16px}.filters .sort{display:none}
  .strip{grid-template-columns:1fr 1fr}.strip>div{border-left:0!important;padding-left:0!important;border-bottom:1px solid var(--rule)}
  .strip .cta{grid-column:1/-1;padding:14px 16px;justify-content:center}
  .pbody{grid-template-columns:1fr;gap:20px}
  .toc{position:static;display:none}
  .facts{grid-template-columns:1fr 1fr}
  .mats a,.mats div{grid-template-columns:1fr auto}.mats .k{grid-column:1/-1}
  .finding{grid-template-columns:40px 1fr}
  .fig{padding:8px}
  .foot .wrap{grid-template-columns:1fr 1fr;padding:28px 16px}
  .foot__base .wrap{flex-wrap:wrap;gap:14px;padding:14px 16px}.foot__base span{margin-left:0;width:100%}
  .versions div{grid-template-columns:50px 100px 1fr}
}

/* ---------- FAQ ---------- */
.qa{border-top:1px solid var(--rule)}
.qa:last-child{border-bottom:1px solid var(--rule)}
.qa summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:62px 1fr 24px;gap:0;padding:16px 0;font:600 19px/1.35 var(--head);letter-spacing:-.01em}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:'+';font:400 22px/1 var(--mono);color:var(--pc);text-align:right}
.qa[open] summary::after{content:'−'}
.qa summary .mono{color:var(--ink-3);padding-top:4px;font-size:12px}
.qa__a{padding:0 0 18px 62px;font-size:16px;color:var(--ink-2)}
.qa__a p{margin-bottom:.8em}
.qa__note{color:var(--ink);font-style:italic}
.qa__note a{color:var(--ink)}

/* ---------- legal ---------- */
.legal{max-width:760px;padding:10px 0 70px}
.legal h2{font:600 22px/1.3 var(--head);margin:28px 0 8px}
.legal p,.legal li{margin-bottom:.7em;font-size:16px}
.legal ul{padding-left:20px}

@media (max-width:720px){
  .qa summary{grid-template-columns:44px 1fr 20px;font-size:17px}
  .qa__a{padding-left:0}
}
.pbody>div,.pbody>nav{min-width:0}
pre.cite{overflow-x:auto}

/* ---------- people with photos ---------- */
.person{display:grid;grid-template-columns:96px 1fr;gap:20px;align-items:start}
.person__img{width:96px;height:96px;object-fit:cover;filter:grayscale(1) contrast(1.05);border:1px solid var(--rule)}
.person:hover .person__img{filter:none}
.bios{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--rule-dk)}
.bio{display:grid;grid-template-columns:120px 1fr;gap:20px;padding:24px 24px 24px 0;border-bottom:1px solid var(--rule)}
.bio+.bio{padding-left:24px;border-left:1px solid var(--rule)}
.bio img{width:120px;height:120px;object-fit:cover}
.bio h2{font:600 24px/1.2 var(--head);margin-bottom:4px}
.bio p{font-size:15.5px}
.bio .links a{color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--rule);margin-right:16px;font-size:12px}
.btn-mail{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;padding:12px 20px;font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;font-weight:700}
.btn-mail:hover{background:var(--ink-2)}

@media (max-width:1000px){
  .bios{grid-template-columns:1fr}.bio+.bio{padding-left:0;border-left:0}
}
@media (max-width:720px){
  .person{grid-template-columns:72px 1fr;gap:14px}.person__img{width:72px;height:72px}
  .bio{grid-template-columns:80px 1fr;gap:14px}.bio img{width:80px;height:80px}
}

.p-next{--pc:var(--p-next);--pc-tint:var(--tint-next)}
.brand__wm{white-space:nowrap}

/* ---------- press page ---------- */
[hidden]{display:none!important}
.pstats{display:grid;grid-template-columns:2fr 1fr 1fr;border-top:1px solid var(--rule-dk);border-bottom:1px solid var(--rule)}
.pstats div{padding:22px 24px 22px 0}
.pstats div+div{padding-left:24px;border-left:1px solid var(--rule)}
.pstats b{display:block;font:600 clamp(40px,4.6vw,64px)/1 var(--head);letter-spacing:-.03em}
.pstats span{display:block;margin-top:10px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.pstats__hero span{font-size:13px;color:var(--ink-2)}
.pstats__link{display:inline-block;margin-top:12px;font-size:14px;color:var(--ink);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--rule)}
.pstats__link:hover{text-decoration-color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:44px 0 16px}
.chips__h{width:100%;font:600 30px/1.2 var(--head);letter-spacing:-.02em;margin-bottom:12px}
.chips__lab{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-right:4px}
.chips button{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--rule);background:#fff;color:var(--ink-2);padding:7px 12px;font:500 13.5px var(--body);cursor:pointer}
.chips button span{font-family:var(--mono);font-size:11px;color:var(--ink-3)}
.chips button .dot{width:8px;height:8px;border-radius:50%;background:var(--pc)}
.chips button[aria-pressed="true"]{border-color:var(--ink);color:var(--ink);font-weight:600}
.chips__sort{margin-left:auto;font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-3)}
.omark{display:inline-flex;align-items:center;gap:7px;vertical-align:middle}
.omark__icon{width:18px;height:18px;object-fit:contain;border-radius:4px;flex:0 0 18px}
.omark__mono{width:18px;height:18px;flex:0 0 18px;border-radius:4px;background:var(--ink);color:#fff;font:700 11px/18px var(--head);text-align:center}
.omark__logo{height:22px;width:auto;max-width:150px;object-fit:contain;object-position:left}
.omark b{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;font-weight:700;color:var(--ink-2)}
.omark--m{gap:10px}
.omark--m .omark__icon,.omark--m .omark__mono{width:22px;height:22px;flex-basis:22px;line-height:22px;font-size:12px}
.omark--m b{font-size:12px;color:var(--ink)}
.xpl{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border-top:1px solid var(--rule-dk);align-items:start}
.xlist{border-right:1px solid var(--rule)}
.xrow{display:grid;grid-template-columns:1fr auto;column-gap:16px;row-gap:6px;padding:15px 18px 15px 0;border-bottom:1px solid var(--rule);text-decoration:none;position:relative;transition:padding .25s,background .25s}
.xrow__thumb{display:none}
.xrow__mark{display:flex;align-items:center;min-height:18px}
.xrow__mark .omark__icon{filter:grayscale(1);opacity:.8;transition:filter .2s,opacity .2s}
.xrow.is-on .xrow__mark .omark__icon{filter:none;opacity:1}
.xrow__date{font-family:var(--mono);font-size:11.5px;color:var(--ink-3);text-align:right;align-self:center}
.xrow__t{grid-column:1/-1;font:500 17px/1.35 var(--head);color:var(--ink-2)}
.xrow.is-on{background:#fff;padding-left:16px}
.xrow.is-on .xrow__t{color:var(--pc)}
.xrow.is-on .xrow__t{color:var(--ink);font-weight:600}
.xpager{display:flex;align-items:center;gap:6px;padding:18px 0}
.xpager button{min-width:34px;height:34px;border:1px solid transparent;background:none;font:600 15px var(--head);color:var(--ink-2);cursor:pointer}
.xpager button:hover{border-color:var(--rule)}
.xpager button[aria-current]{border-color:var(--ink);color:var(--ink)}
.xpager i{font-style:normal;color:var(--ink-3)}
.xpager__next{margin-left:14px;font-family:var(--mono)!important;font-size:12px!important;letter-spacing:.06em;text-transform:uppercase}
.xempty{padding:20px 0;color:var(--ink-3)}
.xprev{position:sticky;top:16px;padding:16px 0 10px 28px;display:flex;flex-direction:column}
.xprev.is-in{animation:xin .4s ease}
@keyframes xin{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.xprev__img{display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;overflow:hidden;background:var(--pc-tint)}
.xprev__img.has-img img{width:100%;height:100%;object-fit:cover}
.xprev__src{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;padding-bottom:12px;border-bottom:1px solid var(--rule)}
.tcard__q{padding:8% 9% 14%;font:600 clamp(20px,2.1vw,28px)/1.25 var(--head);letter-spacing:-.02em;color:var(--ink)}
.no-img{align-items:flex-start!important;justify-content:flex-start!important}
.xprev__meta{font-family:var(--mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}
.xprev__t{font:600 clamp(22px,2.2vw,28px)/1.25 var(--head);letter-spacing:-.02em;margin-top:8px}
.xprev__s{font-size:16px;line-height:1.6;color:var(--ink-2);margin-top:10px}
.xprev__foot{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:18px;padding-top:14px;border-top:1px solid var(--rule)}
.xprev__paper{font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--pc)}
.xprev__go{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;color:#fff;background:var(--ink);text-decoration:none;padding:10px 14px;white-space:nowrap}
.xprev__go:hover{background:var(--ink-2)}
.pcards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.pcard{display:flex;flex-direction:column;text-decoration:none}
.pcard__img{display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;overflow:hidden;background:var(--pc-tint)}
.pcard__img.has-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.pcard:hover .pcard__img.has-img img{transform:scale(1.03)}
.pcard__img .tcard__q{font-size:17px}
.pcard__meta{margin-top:10px;display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}
.pcard__t{font:600 16px/1.35 var(--head);margin-top:6px}
.pcard:hover .pcard__t{color:var(--pc)}
@media (prefers-reduced-motion:reduce){.xprev.is-in{animation:none}}
@media (max-width:900px){
  .pstats{grid-template-columns:1fr 1fr}.pstats__hero{grid-column:1/-1;border-bottom:1px solid var(--rule)}
  .pstats div:nth-child(2){padding-left:0;border-left:0}
  .xpl{grid-template-columns:1fr}
  .xprev{display:none}
  .xlist{border-right:0}
  .xrow{grid-template-columns:104px 1fr auto;padding:14px 0}
  .xrow.is-on{padding-left:0;background:none}.xrow::before{display:none}
  .xrow__thumb{display:flex;grid-row:1/3;aspect-ratio:4/3;overflow:hidden;background:var(--pc-tint);align-self:start}
  .xrow__thumb.has-img img{width:100%;height:100%;object-fit:cover}
  .xrow__thumb .tcard__q{font-size:10px;padding:8px;line-height:1.2}
  .xrow__t{grid-column:2/-1;font-size:16px}
  .pcards{grid-template-columns:1fr}
  .chips__sort{display:none}
}

/* ---------- about page (colour = paper) ---------- */
.topics{display:flex;flex-direction:column;gap:10px;margin:4px 0 20px}
.topics span{display:flex;gap:12px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--rule);font-size:16px}
.topics i{width:7px;height:7px;background:var(--ink);flex:0 0 7px;transform:translateY(-2px)}
@media (max-width:720px){.rcards{grid-template-columns:1fr}}

/* ---------- fix round 1 (2026-10-26) ---------- */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--ink);color:#fff;padding:10px 14px;font:600 14px var(--body);text-decoration:none}
.skip:focus{top:12px}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.ticker :focus-visible,.foot :focus-visible{outline-color:#fff}
/* ticker: pause control; with reduced motion one wrapped headline */
.ticker{position:relative}
.ticker__pause{position:absolute;right:0;top:0;bottom:0;z-index:2;width:38px;border:0;border-left:1px solid #23466A;background:var(--ink);color:#C8D3DD;font-size:11px;cursor:pointer}
.ticker__pause:hover{color:#fff}
.ticker.is-paused .ticker__track,.ticker:focus-within .ticker__track{animation-play-state:paused}
@media (prefers-reduced-motion:reduce){
  .ticker__pause{display:none}
  .ticker__track{animation:none;display:block;padding:0 16px;white-space:normal}
  .ticker__item{display:none}.ticker__item:first-child{display:block;line-height:1.5}
}
/* menu: show that it scrolls on narrow screens */
@media (max-width:720px){.nav{-webkit-mask-image:linear-gradient(90deg,#000 82%,transparent);mask-image:linear-gradient(90deg,#000 82%,transparent)}}
/* "On this page" fold-out on phones */
.toc-m{display:none;border:1px solid var(--rule);margin-bottom:24px;background:#fff}
.toc-m summary{cursor:pointer;padding:12px 14px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.toc-m a{display:block;padding:9px 14px;border-top:1px solid var(--rule);text-decoration:none;font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-2)}
.toc-m a b{color:var(--ink-3);font-weight:400;margin-right:10px}
@media (max-width:720px){.toc-m{display:block}}
/* subscription tile: neutral, not a paper */
.filters--rule{padding:0}
/* paper pages */
.pauthors a{color:inherit;text-decoration:none;border-bottom:1px solid var(--rule)}
.pauthors a:hover{border-bottom-color:var(--ink)}
.discuss{margin-top:26px;padding:18px 20px;background:var(--pc-tint);display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between}
.discuss p{margin:0;max-width:560px}
.discuss a{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;color:#fff;background:var(--ink);padding:10px 14px;text-decoration:none;white-space:nowrap}
.fig__zoom{display:block;cursor:zoom-in}
.fig img{height:auto}
/* about */
.topics .p-none{--pc:var(--ink-2);--pc-tint:var(--sage-lt)}
.asks{display:flex;flex-wrap:wrap;gap:12px}
/* press: logo strip as on organicllm.org */
.credibility{padding:30px 0;border-bottom:1px solid var(--rule)}
.credibility__track{max-width:var(--max);margin:0 auto;padding:0 28px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.credibility__scroll{display:flex;align-items:center}
.credibility__scroll span{flex:0 0 calc(100%/2);display:flex;align-items:center;justify-content:center;height:56px;padding:0 1em}
@media(min-width:600px){.credibility__scroll span{flex:0 0 calc(100%/4)}}
@media(min-width:900px){.credibility__scroll span{flex:0 0 calc(100%/5)}}
.credibility__scroll img{max-height:32px;width:auto;max-width:100%;object-fit:contain;opacity:.6;filter:grayscale(100%);transition:opacity .2s,filter .2s}
.credibility__scroll a:hover img,.credibility__scroll a:focus-visible img{opacity:1;filter:none}
@media (prefers-reduced-motion:reduce){.credibility__track{-webkit-mask-image:none;mask-image:none}.credibility__scroll{flex-wrap:wrap;justify-content:center;gap:2rem}.credibility__scroll span{flex:0 0 auto}}
/* press: world map */
.pmap{padding:34px 0 6px}
.pmap__h{font:600 30px/1.2 var(--head);letter-spacing:-.02em;margin-bottom:14px}
.pmap svg{width:100%;height:auto;display:block}
.pmap path{stroke:#fff;stroke-width:.5;transition:opacity .2s}
.pmap path:hover{opacity:.75}
.pmap__note{margin-top:10px;font-size:14px;color:var(--ink-2)}
/* press: on phones the first report of a page is a large card */
@media (max-width:900px){
  .xrow.is-first{grid-template-columns:1fr;padding-top:18px}
  .xrow.is-first .xrow__thumb{grid-row:auto;aspect-ratio:16/9;width:100%}
  .xrow.is-first .xrow__t{grid-column:1/-1;font-size:20px;font-weight:600;color:var(--ink)}
  .xrow.is-first .xrow__date{text-align:left}
}
@media (prefers-reduced-motion:reduce){.pcard img,.rcard,.xrow,.xrow::before{transition:none!important}}

/* index lede in two colours (Christian 2026-10-26): the question in terracotta, the method in navy */
.lede strong{color:#9C5038}
.lede{color:var(--ink)}
.strip>div a{color:inherit;text-decoration:underline;text-decoration-color:var(--rule-dk);text-underline-offset:3px}
.strip>div a:hover{text-decoration-color:currentColor}

/* Research menu with the study pages (2026-10-26) */
.nav__drop{position:relative;display:flex}
.nav__caret{margin-left:6px;font-size:10px;color:var(--ink-3)}
.nav__menu{position:absolute;top:100%;left:-1px;z-index:20;min-width:240px;display:none;flex-direction:column;background:var(--paper);border:1px solid var(--rule-dk);box-shadow:0 10px 24px rgba(11,45,74,.10)}
.nav__menu a{padding:13px 18px;border-right:0;border-bottom:1px solid var(--rule);text-transform:none;letter-spacing:.02em;font-size:13px;color:var(--ink)}
.nav__menu a:last-child{border-bottom:0}
.nav__menu b{color:var(--ink-3);font-weight:400;margin-right:8px}
.nav__drop:hover .nav__menu,.nav__drop:focus-within .nav__menu{display:flex}
@media (max-width:720px){
  .nav__caret{display:none}
  .nav__menu,.nav__drop:hover .nav__menu,.nav__drop:focus-within .nav__menu{position:static;display:flex;flex-direction:row;min-width:0;border:0;box-shadow:none;background:none}
  .nav__menu a{border-bottom:0;border-right:1px solid var(--rule);padding:12px 14px;white-space:nowrap}
  .nav__menu b{display:none}
}
/* stage photos on About */
.stage{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:6px 0 22px}
.stage figure{margin:0}
.stage img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;display:block}
.stage figcaption{margin-top:7px;font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;color:var(--ink-3);line-height:1.4}
@media (max-width:720px){.stage{grid-template-columns:1fr}}

/* ---------- Paper cards (Christian 2026-10-26: "paper option 3, revised") ----------
   Each study is a sheet with two pages on a small stack in its colour, on a darker desk surface.
   Page 1: running head, title, question, figure, data table. Page 2: key findings and "Details".
   The folded corner on each page slides the other page on top (assets/site.js). */
@font-face{font-family:'Source Serif 4';src:url('fonts/source-serif-4-normal.woff2') format('woff2');font-weight:200 900;font-style:normal;font-display:swap}
@font-face{font-family:'Source Serif 4';src:url('fonts/source-serif-4-italic.woff2') format('woff2');font-weight:200 900;font-style:italic;font-display:swap}
:root{--serif:'Source Serif 4',Georgia,serif;--desk:#ECE8E0;--sheet:#FFFEFB;
  --grain:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .32 0 0 0 0 .27 0 0 0 0 .2 0 0 0 .035 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.desk{background:var(--desk);padding:44px 0 56px;border-bottom:1px solid var(--rule)}
.papers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;align-items:stretch}
@media (max-width:1100px){.papers{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:720px){.desk{padding:32px 0 40px}.papers{grid-template-columns:minmax(0,1fr);gap:44px}}
.paper{--st:color-mix(in srgb,var(--pc-tint),var(--pc-bar) 22%);position:relative;display:grid;isolation:isolate}
.paper::before,.paper::after{content:'';position:absolute;inset:0;background:var(--st);border:1px solid rgba(11,45,74,.13);z-index:-1;transform:translate(8px,8px)}
.paper::after{transform:translate(12px,12px);z-index:-2;box-shadow:0 1px 2px rgba(11,45,74,.06),0 10px 22px rgba(11,45,74,.06)}
.paper__s{grid-area:1/1;display:flex;box-shadow:0 1px 2px rgba(11,45,74,.06),0 6px 14px rgba(11,45,74,.04);will-change:transform}
.paper .s1{z-index:2}
.paper .s2{z-index:1;transform:translate(4px,4px) rotate(.6deg)}
.paper.is-turned,.paper.is-back{z-index:5}
.paper.is-turned .s1,.paper.is-back .s2{animation:sheetOut 1.1s cubic-bezier(.45,0,.2,1) forwards}
.paper.is-turned .s2,.paper.is-back .s1{animation:sheetIn 1.1s cubic-bezier(.45,0,.2,1) forwards}
@keyframes sheetOut{0%{transform:none;z-index:2;box-shadow:0 1px 2px rgba(11,45,74,.06),0 6px 14px rgba(11,45,74,.04)}
  50%{transform:translate(34%,-3%) rotate(3.5deg) scale(1.012);z-index:2;box-shadow:0 4px 8px rgba(11,45,74,.08),0 22px 40px rgba(11,45,74,.14)}
  50.1%{z-index:1}
  100%{transform:translate(4px,4px) rotate(.6deg);z-index:1;box-shadow:0 1px 2px rgba(11,45,74,.06),0 6px 14px rgba(11,45,74,.04)}}
@keyframes sheetIn{0%{transform:translate(4px,4px) rotate(.6deg);z-index:1}50%{transform:translate(-8%,1.5%) rotate(-2deg);z-index:1}50.1%{z-index:2}100%{transform:none;z-index:2}}
@media (prefers-reduced-motion:reduce){.paper__s{animation-duration:.01s!important}}
.pg{position:relative;flex:1;display:flex;flex-direction:column;padding:30px 26px 16px;color:var(--ink);font-family:var(--serif);background:var(--sheet) var(--grain);border:1px solid rgba(11,45,74,.13)}
.pg .rh{display:flex;justify-content:space-between;gap:12px;font-variant-caps:all-small-caps;letter-spacing:.07em;font-size:14px;color:var(--ink-2);border-bottom:1px solid rgba(11,45,74,.28);padding-bottom:5px;margin-bottom:18px}
.pg .ttl{font:650 25px/1.14 var(--serif);letter-spacing:-.012em}
.pg .ttl a{color:inherit;text-decoration:none;background-image:linear-gradient(currentColor,currentColor);background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .3s}
.pg .ttl a:hover{background-size:100% 1px}
.pg .dek{font-style:italic;font-size:16.5px;line-height:1.35;color:var(--ink-2);margin-top:6px}
.pg .fg{margin-top:16px}
.pg .fg img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:contain;background:#fff;padding:6px;box-sizing:border-box}
.pg .dr{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:16px 0 0;border-top:1px solid rgba(11,45,74,.28);border-bottom:1px solid rgba(11,45,74,.28)}
.pg .dr div{padding:9px 10px 8px}
.pg .dr div+div{border-left:1px solid rgba(11,45,74,.15)}
.pg .dr div:first-child{padding-left:0}
.pg .dr dt{font-weight:650;font-size:18px;line-height:1.2;font-variant-numeric:lining-nums}
.pg .dr dd{margin:2px 0 0;font-size:12.5px;line-height:1.3;color:var(--ink-2)}
.pg .kf{list-style:none;counter-reset:k;display:flex;flex-direction:column;gap:12px;margin:2px 0 0;padding:0}
.pg .kf li{counter-increment:k;display:grid;grid-template-columns:26px 1fr;font-size:16.5px;line-height:1.4}
.pg .kf li::before{content:counter(k) '.';font-weight:650;color:var(--pc)}
.pg .bt{margin-top:auto;padding-top:24px}
.pg .bt a{display:inline-block;padding:9px 14px;background:var(--ink);color:#fff;text-decoration:none;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;font-weight:700}
.pg .pf{padding-top:16px;padding-right:64px;font-size:12.5px;color:var(--ink-3)}
.pg1 .pf{margin-top:auto}
.pg .pf a.go{color:var(--pc);font-weight:650;font-size:14px;text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:1px}
.pg .pf a.go i{display:inline-block;font-style:normal;transition:transform .25s}
.pg .pf a.go:hover i{transform:translateX(4px)}
.pg .curl{position:absolute;right:-1px;bottom:-1px;width:26px;height:26px;padding:0;border:0;cursor:pointer;background:linear-gradient(135deg,#ECE6DA 0 50%,transparent 50%);filter:drop-shadow(-2px -2px 2px rgba(11,45,74,.14));transition:width .35s cubic-bezier(.3,.7,.2,1),height .35s cubic-bezier(.3,.7,.2,1)}
.pg .curl span{position:absolute;right:2px;bottom:calc(100% + 6px);white-space:nowrap;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink);opacity:0;transition:opacity .25s}
@media (hover:hover) and (pointer:fine){.pg .curl:hover,.pg:hover .curl{width:56px;height:56px}.pg:hover .curl span{opacity:1}}
.pg .curl:focus-visible{width:56px;height:56px;outline:2px solid var(--ink);outline-offset:2px}
.pg .curl:focus-visible span{opacity:1}
@media (hover:none),(pointer:coarse){.pg .curl{width:44px;height:44px}.pg .curl span{opacity:1;right:calc(100% + 8px);bottom:8px}}
@media (max-width:600px){.pg .pf .dom{display:none}}
.paper .clip{position:absolute;top:-7px;left:26px;z-index:3;width:18px;height:48px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-2 -2 20 52'%3E%3Cpath d='M5.5 14V33a3.5 3.5 0 0 0 7 0V7.5a5.5 5.5 0 0 0-11 0V37a7.5 7.5 0 0 0 15 0V15' fill='none' stroke='%237E868F' stroke-width='2.1' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat center/contain;transform:rotate(4deg);filter:drop-shadow(1px 1px 1px rgba(11,45,74,.25));pointer-events:none}
.nl{display:flex;flex-direction:column;gap:12px;padding:26px 26px 22px;background:#fff;border:1px solid rgba(11,45,74,.13);box-shadow:0 1px 2px rgba(11,45,74,.05),0 10px 22px rgba(11,45,74,.05)}
.nl__k{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:700}
.nl h2{font:600 26px/1.15 var(--head);letter-spacing:-.02em}
.nl__t{font-size:15.5px;color:var(--ink-2)}

/* About and related research: compact paper sheets on a tinted stack, no side bar */
.rcards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;margin:6px 8px 8px 0}
.rcard{--st:color-mix(in srgb,var(--pc-tint),var(--pc-bar) 22%);position:relative;display:flex;flex-direction:column;gap:8px;padding:20px 22px;background:var(--sheet) var(--grain);border:1px solid rgba(11,45,74,.13);text-decoration:none;color:var(--ink);transition:transform .3s;
  box-shadow:5px 5px 0 -1px var(--st),5px 5px 0 0 rgba(11,45,74,.13),9px 9px 0 -1px var(--st),9px 9px 0 0 rgba(11,45,74,.11),0 10px 20px rgba(11,45,74,.06)}
.rcard:hover{transform:translate(-2px,-3px)}
.rcard__top{display:flex;justify-content:space-between;gap:12px;font-family:var(--serif);font-variant-caps:all-small-caps;letter-spacing:.07em;font-size:14px;color:var(--ink-2);border-bottom:1px solid rgba(11,45,74,.28);padding-bottom:5px}
.rcard__top b{font-weight:600;color:var(--ink-2)}
.rcard__t{font:650 22px/1.18 var(--serif);letter-spacing:-.01em}
.rcard__h{font-family:var(--serif);font-style:italic;font-size:15.5px;line-height:1.4;color:var(--ink-2)}
.rcard__go{margin-top:4px;font-family:var(--serif);font-weight:650;font-size:14px;color:var(--pc)}
.rcard__go i{display:inline-block;font-style:normal;transition:transform .25s}
.rcard:hover .rcard__go i{transform:translateX(4px)}
@media (max-width:720px){.rcards{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.rcard{transition:none}}

/* Press cards without a picture: navy, the quote in white, a large quotation mark in the paper's colour */
.no-img{position:relative;background:var(--ink)!important;align-items:flex-end!important;justify-content:flex-start!important}
.no-img .tcard__q{position:relative;z-index:1;color:#fff;padding:0 7% 7%}
.tcard__mark{position:absolute;right:6%;top:8%;font:700 clamp(64px,8vw,110px)/.8 var(--head);color:var(--pc-bar)}
.pcard__img.no-img .tcard__mark{font-size:72px}
.xrow__thumb.no-img .tcard__mark{font-size:34px}
.xrow__thumb.no-img .tcard__q{padding:0 8px 8px}

/* Index header (2026-10-26): title across the top; below it the lede paragraph (tagline in terracotta, method in bold navy,
   the e-commerce definition continuing in regular weight) next to the data-window timeline, both centred on each other.
   The desk band carries the same light rule at its top and bottom. */
.ihead{grid-template-columns:minmax(0,6fr) minmax(0,6fr);column-gap:56px;row-gap:0;align-items:center;border-bottom:0}
.ihead__top{grid-column:1/-1}
.ihead .tl{align-self:center;margin-top:26px}
.lede h1{display:inline;font:inherit;color:var(--ink);font-weight:600}
.lede h1 strong{color:#9C5038;font-weight:600}
.lede__def{font-weight:400;color:var(--ink)}
.desk{border-top:1px solid var(--rule)}
@media (max-width:900px){.ihead{grid-template-columns:1fr}.ihead .tl{margin-top:30px}}

/* divider before the tier-3 mentions (draft list with all reports) */
.xdiv{grid-column:1/-1;margin:22px 0 4px;padding-top:14px;border-top:1px solid var(--rule-dk);font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}

/* About: stage photos grow on hover (mouse only); the outer ones grow inwards so they stay inside the column */
@media (hover:hover) and (pointer:fine){
  .stage img{position:relative;z-index:1;transition:transform .4s cubic-bezier(.3,.7,.2,1),box-shadow .4s;cursor:zoom-in}
  .stage figure:nth-child(1) img{transform-origin:left center}
  .stage figure:nth-child(3) img{transform-origin:right center}
  .stage figure:hover img{transform:scale(1.7);z-index:6;box-shadow:0 24px 60px rgba(11,45,74,.28)}
}
@media (prefers-reduced-motion:reduce){.stage img{transition:none!important}}


/* Brevo sign-up: honeypot field hidden from people, confirmation line */
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.form-msg{margin-top:10px;font-size:14.5px;font-weight:700;color:#9C5038} /* the terracotta of the index tagline (Christian 2026-10-26) */

/* authors: professorship line, then the advisory role */
.person__role{color:var(--ink);font-weight:500}
.person__also{font-size:14px;color:var(--ink-3);margin-top:2px}

/* /updates: sign-up on the left, dated list on the right */
.upd{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;padding:10px 0 80px}
.upd__sign{position:sticky;top:24px}
.upd__list{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule-dk)}
.upd__list li{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:22px 0 24px;border-bottom:1px solid var(--rule)}
.upd__date{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);padding-top:4px}
.upd__paper{display:flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--pc)}
.upd__paper .dot{width:8px;height:8px;border-radius:50%;background:var(--pc)}
.upd__list h2{font:600 22px/1.25 var(--head);letter-spacing:-.015em;margin:6px 0 6px}
.upd__list p{color:var(--ink-2)}
.upd__go a{font-family:var(--serif);font-weight:650;font-size:14.5px;color:var(--pc);text-decoration:none;border-bottom:1px solid currentColor}
.upd__go{margin-top:10px}
@media (max-width:900px){.upd{grid-template-columns:minmax(0,1fr);gap:32px}.upd__sign{position:static}.upd__list li{grid-template-columns:1fr;gap:4px}}

/* the sliding sheet of a turning paper card must not widen the page on phones */
.desk{overflow-x:clip}

/* consent bar for Google Analytics (only rendered when site.ga4Id is set) */
.consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:50;max-width:760px;margin:0 auto;display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;padding:16px 20px;background:var(--ink);color:#fff;box-shadow:0 12px 30px rgba(11,45,74,.25);font-size:14.5px;line-height:1.5}
.consent a{color:#fff}
.consent__btns{display:flex;gap:8px}
.consent button{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;font-weight:700;padding:9px 14px;border:1px solid #fff;cursor:pointer;background:#fff;color:var(--ink)}
.consent #consent-no{background:transparent;color:#fff}

/* 404 page: room above the footer */
.phead.nf{padding:60px 0 120px}

/* author links: keep each link (with its arrow) on one line */
.person .links,.bio .links{display:flex;flex-wrap:wrap;row-gap:6px}  /* the links sit without spaces between them, so wrap them as flex items */
.person .links a,.bio .links a{white-space:nowrap}

/* Logo mark next to the wordmark (D2, 2026-11-02) */
.brand__mark{flex:0 0 auto;width:28px;height:35px;margin-right:11px}.brand__mark svg{display:block;width:100%;height:100%}
@media (max-width:760px){.brand__mark{width:25px;height:31px;margin-right:9px}}