/* Public companion site — functional dashboard house style.
   System sans for prose and controls; JetBrains Mono for every number, code and tabular cell.
   Colours are the Wong colourblind-safe palette used by the article's figures. */
:root{
  --ink:#16181d; --mut:#646b76; --faint:#8b929c; --line:#e3e6ea; --line2:#eef0f3;
  --bg:#fff; --panel:#f7f8fa; --accent:#0072B2; --hot:#D55E00;
  --amber:#E69F00; --sky:#56B4E9; --green:#009E73; --pink:#CC79A7;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 var(--sans)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
main.wrap{padding-top:26px;padding-bottom:10px}
.num,code,kbd{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---- masthead + nav ---- */
/* Visible only when tabbed to: keyboard users should not have to walk the whole nav on every page */
.skip{position:absolute;left:-9999px;top:0;z-index:60;background:var(--ink);color:#fff;
  padding:12px 18px;border-radius:0 0 8px 0;font:13px var(--sans);text-decoration:none}
.skip:focus{left:0}
header.top{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:40}
header.top .wrap{display:flex;align-items:center;gap:22px;height:52px}
.brand{font-weight:650;font-size:14.5px;letter-spacing:-.01em;white-space:nowrap;text-decoration:none;color:var(--ink)}
nav.main{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap}
nav.main a{font:12.5px/1 var(--mono);color:var(--mut);text-decoration:none;padding:8px 11px;border-radius:6px}
nav.main a:hover{background:var(--panel);color:var(--ink)}
nav.main a[aria-current]{background:var(--ink);color:#fff}
nav.main a.paper{background:var(--accent);color:#fff;margin-left:8px}
nav.main a.paper:hover{background:#005c91;color:#fff}
.notice-missing{margin:0 0 14px;padding:10px 14px;border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--panel);font-size:14px}
/* Phones: the header has a fixed 52px height and the nav wraps, so on a narrow screen the
   wrapped links spilled over the page's first lines. Let the header grow and put the nav on
   its own row. */
@media (max-width:640px){
  header.top .wrap{height:auto;flex-wrap:wrap;gap:2px 10px;padding:8px 16px}
  nav.main{margin-left:0;width:100%;gap:0}
  nav.main a{padding:7px 8px;font-size:12px}
}

/* ---- headings ---- */
h1{font-size:30px;line-height:1.18;letter-spacing:-.02em;margin:0 0 10px;font-weight:680}
h2{font-size:19px;margin:44px 0 10px;letter-spacing:-.01em;font-weight:650}
h3{font-size:14px;margin:22px 0 6px;font-weight:650}
.lede{font-size:17px;color:var(--mut);max-width:62ch;margin:0 0 6px}
.eyebrow{font:11.5px/1 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--faint);margin:0 0 12px}
a{color:var(--accent)}

/* ---- headline tiles ---- */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0 8px}
.tiles .tile:nth-child(n+5){grid-column:span 1}
.tile{border:1px solid var(--line);border-radius:10px;padding:16px 16px 14px;background:#fff;
  display:block;color:inherit;text-decoration:none;transition:border-color .12s ease,box-shadow .12s ease,transform .08s ease}
a.tile:hover{border-color:#c7ccd3;box-shadow:0 4px 12px #16181d14;transform:translateY(-1px)}
a.tile:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.tile b{display:block;font-family:var(--mono);font-size:38px;line-height:1;letter-spacing:-.03em;font-weight:600}
.tile p{margin:9px 0 0;font-size:13.5px;line-height:1.45;color:var(--ink)}
.tile .k{display:block;margin-top:9px;font:11.5px/1 var(--mono);color:var(--faint)}
.tile .k2{display:block;margin-top:5px;font:11px/1.45 var(--mono);color:var(--faint);opacity:.85}
/* colour = kind of evidence, not size of number */
.tile.t-beh b{color:var(--accent)}      /* behavioural traces */
.tile.t-self b{color:var(--hot)}        /* surveys */
.tile.t-content b{color:var(--green)}   /* coded content */
.tile.t-conc b{color:var(--amber)}      /* concentration: a different quantity again */

/* ---- prose blocks ---- */
.note{border-left:3px solid var(--line);padding:2px 0 2px 15px;color:var(--mut);font-size:13.5px;margin:16px 0;max-width:72ch}
.callout{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:22px 0;font-size:14px;color:var(--ink)}

/* The two ways into the data. They are the same kind of thing, so they look like it: a matched
   pair of buttons rather than a button beside a run of text. */
.go{display:flex;gap:12px;flex-wrap:wrap;margin:34px 0 10px}
.go-btn{display:inline-flex;align-items:center;gap:10px;font:600 15px/1 var(--sans);
  padding:15px 22px;border-radius:9px;text-decoration:none;white-space:nowrap;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:transform .08s ease,box-shadow .12s ease,background .12s ease}
.go-btn:hover{border-color:#c7ccd3;box-shadow:0 4px 12px #16181d14;transform:translateY(-1px)}
.go-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;
  box-shadow:0 1px 2px #0b3e6a26,0 6px 16px #0b3e6a1f}
.go-btn.primary:hover{background:#005c91;box-shadow:0 2px 4px #0b3e6a33,0 10px 24px #0b3e6a2b}
.go-btn .arw{font-size:17px;line-height:1;opacity:.75}
@media (max-width:560px){ .go{flex-direction:column} .go-btn{justify-content:center} }
h2.figtitle{margin:40px 0 4px;font-size:17px}
h2.figtitle+figure{margin-top:8px}
figure{margin:26px 0;max-width:880px}
/* The concentration SVG carries explicit width/height attributes, so max-width alone caps it at
   its intrinsic 820px. width:100% lets its viewBox scale to the container instead. */
figure.wide{max-width:1080px}
figure.wide img,figure.wide svg{width:100%}
figure svg,figure img{max-width:100%;height:auto;display:block}
figcaption{font-size:13px;color:var(--mut);margin-top:10px;max-width:72ch}

/* ---- controls ---- */
.ctrl{margin:0 0 16px}
.ctrl>label{display:block;font:11px/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--faint);margin:0 0 7px}
.chips{display:flex;flex-wrap:wrap;gap:5px}
.chip{font:12px/1 var(--mono);padding:5px 9px;border:1px solid var(--line);border-radius:14px;
  background:#fff;color:var(--mut);cursor:pointer;user-select:none;white-space:nowrap}
.chip:hover{border-color:#c7ccd3;color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.chip .n{opacity:.55;margin-left:5px}
button.btn{font:12.5px/1 var(--mono);padding:8px 13px;border:1px solid var(--line);border-radius:7px;
  background:#fff;color:var(--ink);cursor:pointer}
button.btn:hover{background:var(--panel)}
button.btn.primary{background:var(--ink);border-color:var(--ink);color:#fff}
input[type=search],select{font:13px var(--sans);padding:8px 11px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink)}
input[type=search]{width:100%}

/* ---- the big answer ---- */
.answer{border:1px solid var(--line);border-radius:12px;padding:26px 24px;background:var(--panel);text-align:center}
.answer .v{font-family:var(--mono);font-size:64px;line-height:1;letter-spacing:-.04em;font-weight:600;color:var(--accent)}
.answer .v.none{font-size:26px;color:var(--faint);letter-spacing:0}
.answer .meta{margin-top:10px;font:12.5px/1.5 var(--mono);color:var(--mut)}
.answer .says{margin:16px auto 0;max-width:56ch;font-size:14px;color:var(--ink);line-height:1.55}
.answer .says em{font-style:normal;background:#fff;border-bottom:2px solid var(--accent);padding:0 2px}

/* ---- tables ---- */
table.grid{border-collapse:collapse;width:100%;font-size:13px;margin:12px 0}
table.grid th{font:11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--faint);
  text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
table.grid td{padding:9px 10px;border-bottom:1px solid var(--line2);vertical-align:top}
table.grid tbody tr:hover{background:var(--panel)}
table.grid td.n{font-family:var(--mono);text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
table.grid th.n{text-align:right}
table.grid tr.clickable{cursor:pointer}
/* a record expanded under its own row */
table.grid tr.rec-open td{background:var(--panel);border-bottom:0}
table.grid tr.rec-open td:first-child{box-shadow:inset 3px 0 0 var(--accent)}
table.grid tr.rec-row td{padding:0 0 18px;background:var(--panel);border-bottom:1px solid var(--line)}
table.grid tr.rec-row:hover td{background:var(--panel)}
table.grid tr.rec-row .record{margin:0 12px;scroll-margin-top:72px}
table.grid tr.rec-row .rec-head{margin:14px 12px 10px}
table.grid tr.grouphead td{background:var(--panel);border-bottom:1px solid var(--line);
  font:600 12px/1 var(--mono);letter-spacing:.05em;text-transform:uppercase;color:var(--ink);
  padding:11px 10px}
table.grid tr.grouphead td span{float:right;font-weight:400;color:var(--faint);text-transform:none;letter-spacing:0}
table.grid tr.grouphead:hover td{background:var(--panel)}

/* ---- badges ---- */
.badge{display:inline-block;font:11px/1 var(--mono);padding:3px 7px;border-radius:5px;background:var(--panel);
  color:var(--mut);border:1px solid var(--line);white-space:nowrap}
.badge.LOW{background:#e8f4fb;border-color:#bfe0f2;color:#125a80}
.badge.MODERATE{background:#fdf3e3;border-color:#f3ddb5;color:#8a5b06}
.badge.HIGH{background:#fdeee6;border-color:#f6d2bd;color:#9c3d09}
.badge.flag{background:#fdeee6;border-color:#f6d2bd;color:#9c3d09}

/* ---- the estimate record ---- */
.record{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;scroll-margin-top:72px}
h2[id],[id]{scroll-margin-top:72px}
#codebook h3.field-hit{background:#fff6d9;box-shadow:-8px 0 0 #fff6d9,8px 0 0 #fff6d9;border-radius:2px}
.record .rhead{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;padding:18px 20px 0}
.record .rid{font:11.5px/1 var(--mono);color:var(--faint);margin-left:auto}
.record .rval{font-family:var(--mono);font-size:44px;line-height:1;letter-spacing:-.03em;font-weight:600;color:var(--accent)}
.record .rcon{font-size:15px;color:var(--mut)}
.record .rout{padding:14px 20px 0;font-size:15px;line-height:1.5}
.record .rout .lab{font:11px/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--faint);
  display:block;margin-bottom:5px}
.record .rout .d{color:var(--ink)}
.record .trunc{color:var(--faint);font-style:italic}
.record blockquote.q{margin:16px 20px 0;padding:13px 16px;background:var(--panel);border-left:3px solid var(--accent);
  border-radius:0 8px 8px 0;font-size:14px;line-height:1.55;color:var(--ink)}
.record blockquote.q .lab{font:11px/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--faint);
  display:block;margin-bottom:7px}
.record blockquote.q.mod{border-left-color:var(--amber)}
.record .rstudy{margin:18px 20px 0;padding-top:16px;border-top:1px solid var(--line2);font-size:14px;line-height:1.5}
.record .rstudy .t{font-weight:600}
.record .rstudy .m{color:var(--mut);font-size:13px;margin-top:4px}
.record dl.coding{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:2px 20px;
  margin:16px 20px 0;padding-top:16px;border-top:1px solid var(--line2)}
.record dl.coding div{padding:5px 0;border-bottom:1px solid var(--line2)}
.record dl.coding dt{font:11px/1.4 var(--mono);color:var(--faint);letter-spacing:.04em}
.record dl.coding dt a{color:inherit;text-decoration:none;border-bottom:1px dotted #ccd1d7}
.record dl.coding dt a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.record dl.coding dd{margin:3px 0 0;font-size:13px}
.record .rfoot{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:18px;padding:13px 20px;
  background:var(--panel);border-top:1px solid var(--line)}
.record .rfoot a,.record .rfoot button{font:12px/1 var(--mono)}
.record .rfoot a.warn{color:var(--hot)}
.record .rfoot button.linky{background:none;border:0;padding:0;color:var(--hot);cursor:pointer;
  font:12px/1 var(--mono);text-decoration:underline;text-underline-offset:2px}
.rec-form{padding:0 20px 20px;border-top:1px solid var(--line2)}
.rec-form form.sf{margin-top:16px}
.record .flags{padding:14px 20px 0;display:flex;gap:6px;flex-wrap:wrap}

/* ---- plot ---- */
svg.plot{width:100%;background:#fff;border:1px solid var(--line);border-radius:10px;display:block}
.legend{display:flex;flex-wrap:wrap;gap:12px;margin:10px 0;font:12px/1 var(--mono);color:var(--mut)}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block;margin-right:5px;vertical-align:-1px}

/* ---- layout helpers ---- */
.cols{display:grid;grid-template-columns:290px 1fr;gap:30px;align-items:start}
.side{position:sticky;top:72px;max-height:calc(100vh - 92px);overflow-y:auto;padding-right:6px}
.bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 16px}
.bar .grow{flex:1;min-width:220px}
.muted{color:var(--mut)} .small{font-size:12.5px}
.tabs{display:flex;gap:3px;border-bottom:1px solid var(--line);margin:0 0 22px}
.tabs button{font:13px/1 var(--sans);padding:11px 16px;border:0;background:none;color:var(--mut);cursor:pointer;
  border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--ink);font-weight:600}
/* ---- contribute call to action ---- */
.cta{border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:12px;
  background:linear-gradient(180deg,#f8fbfe,#f3f7fb);padding:28px 30px;margin:52px 0 10px;
  display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.cta .t{flex:1;min-width:260px}
.cta h2{margin:0;font-size:22px;letter-spacing:-.01em;border:0;padding:0}
.cta p{margin:7px 0 0;color:var(--mut);font-size:14.5px;max-width:58ch}
.cta-btn{display:inline-flex;align-items:center;gap:10px;font:600 16px/1 var(--sans);
  padding:16px 26px;border-radius:9px;background:var(--accent);color:#fff;text-decoration:none;
  border:1px solid var(--accent);box-shadow:0 1px 2px #0b3e6a26,0 6px 16px #0b3e6a1f;
  transition:transform .08s ease,box-shadow .12s ease,background .12s ease;white-space:nowrap}
.cta-btn:hover{background:#005c91;box-shadow:0 2px 4px #0b3e6a33,0 10px 24px #0b3e6a2b;transform:translateY(-1px)}
.cta-btn:active{transform:translateY(0);box-shadow:0 1px 2px #0b3e6a33}
.cta-btn .arw{font-size:18px;line-height:1}
button.btn.primary,a.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
button.btn.primary:hover,a.btn.primary:hover{background:#005c91}
@media (max-width:640px){ .cta{padding:22px 20px} .cta-btn{width:100%;justify-content:center} }

/* ---- submission form ---- */
.cta{align-items:flex-start}
.cta-form{flex-basis:100%;margin-top:18px}
form.sf{display:grid;gap:14px;max-width:640px}
.sf-row{display:grid;gap:5px}
.sf-row>span{font:11.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.sf-row>span i{font-style:normal;text-transform:none;letter-spacing:0;color:#adb3bb}
form.sf input[type=text],form.sf input[type=email],form.sf textarea{
  font:14px/1.5 var(--sans);padding:10px 12px;border:1px solid var(--line);border-radius:7px;
  background:#fff;color:var(--ink);width:100%;resize:vertical}
form.sf input:focus,form.sf textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}
form.sf input::placeholder,form.sf textarea::placeholder{color:#b3b9c1}
.sf-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sf-foot{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.sf-foot button[disabled]{opacity:.55;cursor:default}
.sf-msg{font-size:13.5px;color:var(--mut)}
.sf-msg.bad{color:var(--hot)}
.sf-note{margin:0;font-size:12.5px;color:var(--faint)}
.sf-done{margin:0;font-size:16px;color:var(--green);font-weight:600}
.sf-check:has(.sf-turnstile:empty){display:none}
.sf-turnstile{min-height:66px}

footer.site{border-top:1px solid var(--line);margin-top:70px;padding:26px 0 60px;color:var(--faint);font-size:12.5px}
footer.site code{color:var(--mut)}
footer.site p.who{color:var(--mut);font-size:13.5px}
footer.site p.who strong{color:var(--ink)}
footer.site a{color:var(--mut)}
footer.site a:hover{color:var(--accent)}
/* field definitions under each Descriptives chart */
p.fdef{margin:0 0 10px;max-width:72ch;color:var(--mut);font-size:14px}
dl.levels{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:4px 26px;margin:6px 0 0;max-width:960px}
dl.levels div{padding:5px 0;border-bottom:1px solid var(--line2);font-size:13px}
dl.levels dt{display:inline;font-family:var(--mono);font-size:12px;color:var(--ink)}
dl.levels dt::after{content:" — "}
dl.levels dd{display:inline;margin:0;color:var(--mut)}
/* the choice trail on the Build tab */
ol.trail{list-style:none;margin:18px 0 0;padding:14px 0 0;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:6px 0;justify-content:center;align-items:stretch}
ol.trail li{display:flex;flex-direction:column;align-items:center;padding:0 14px;min-width:120px;position:relative;color:var(--mut)}
ol.trail li+li::before{content:"\2192";position:absolute;left:-7px;top:12px;color:#c1c7cf;font-size:14px}
ol.trail .tl{font:11px/1.35 var(--mono);text-align:center;max-width:150px}
ol.trail b{font:600 19px/1.1 var(--mono);color:var(--ink);margin-top:5px;letter-spacing:-.02em}
ol.trail i{font:11px/1 var(--mono);font-style:normal;color:var(--faint);margin-top:4px}
ol.trail li.now b{color:var(--accent)}
/* hover tooltip on the explorer's dots */
.tip{position:fixed;z-index:50;pointer-events:none;font:12px/1.3 var(--mono);background:var(--ink);color:#fff;
  padding:6px 9px;border-radius:6px;white-space:nowrap;box-shadow:0 4px 12px #0003}
/* a study's estimates: one line each, the full record on demand */
.est-list{margin:0 12px}
.est-line{display:flex;align-items:baseline;gap:14px;padding:9px 12px;border:1px solid var(--line);border-radius:8px;
  background:#fff;margin-bottom:6px;cursor:pointer}
.est-line:hover{border-color:#c7ccd3}
.est-line b{font:600 16px/1 var(--mono);color:var(--accent);min-width:64px;text-align:right}
.est-line .con{font-size:13px;color:var(--ink);white-space:nowrap}
.est-line .what{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.est-line .arw{color:var(--faint);font-size:12px;transition:transform .12s}
.est-line[aria-expanded="true"]{border-color:var(--accent)}
.est-line[aria-expanded="true"] .arw{transform:rotate(90deg)}
.est-rec{margin:0 0 12px}
.est-rec .record{margin:0 12px}
.desktop-only{display:none;padding:50px 20px;text-align:center;color:var(--mut)}

@media (max-width:900px){
  .tiles{grid-template-columns:repeat(2,1fr)}
  .cols{grid-template-columns:1fr}
  .side{position:static;max-height:none}
  h1{font-size:25px}
}
@media (max-width:640px){
  .tiles{grid-template-columns:1fr}
  .tile b{font-size:34px}
  .needs-desktop{display:none}
  .desktop-only{display:block}
}