/* Reusable editorial charts system. Colours and type from Science Atlas v3. */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;600&family=Newsreader:wght@400&display=swap');
:root{
  --paper:#fff8e7;--chalk:#fbf7eb;--ink:#191a18;--muted:#66665e;
  --faint:#dcd6c8;--rule:#d2cabc;
  --red:#d83b2f;--blue:#244da6;--yellow:#ecc04f;--green:#297962;
  --orange:#e7783c;--violet:#7459ac;--sky:#61afc1;--rose:#d77c8c;
  --red-text:#bf3429; /* Accessible red for small text on --paper */
  --sans:'IBM Plex Sans','Helvetica Neue',Helvetica,Arial,sans-serif;
  --serif:'Newsreader',Georgia,'Times New Roman',serif;
  --page-gutter:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--paper);color:var(--ink)}
body{display:flex;flex-direction:column;min-height:100svh;min-height:100dvh;margin:0;min-width:320px;font:400 14px/1.45 var(--sans);-webkit-font-smoothing:antialiased}
::selection{background:var(--yellow);color:var(--ink)}
a{color:inherit;text-underline-offset:3px}
button,input{font:inherit}
button{-webkit-tap-highlight-color:transparent}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* Shared masthead and page layout. */
.site-head{display:flex;flex:none;align-items:center;justify-content:space-between;min-height:58px;gap:20px 28px;padding:16px var(--page-gutter) 9px}
.site-brand{flex:1 1 auto;min-width:0;text-decoration:none}
.site-name{font:600 24px/1 var(--sans);letter-spacing:-.06em;white-space:nowrap}
.site-nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:28px;flex:0 0 auto}
.site-link{font:600 13px/1 var(--sans);letter-spacing:.02em;white-space:nowrap;text-decoration:none}
.site-link:hover,.site-link:focus-visible{text-decoration:underline;text-underline-offset:4px}
.page{display:flex;flex:1 1 auto;flex-direction:column;min-height:0;width:calc(100% - 2 * var(--page-gutter));margin:0 auto}
.title-block{flex:none;padding:9px 0 0}
h1{margin:0;max-width:900px;font:400 clamp(32px,4vw,48px)/1.04 var(--serif);letter-spacing:-.037em;text-wrap:balance}
main{display:flex;flex:1;flex-direction:column;min-height:0;padding:11px 0 10px}

/* Reusable chart building blocks; each chart defines its own geometry. */
.chart-subtitle{margin:0;color:var(--ink);font-size:14px;line-height:1.35}
.chart-tabs{display:grid;grid-template-columns:repeat(var(--chart-columns,7),minmax(0,1fr));border-bottom:1px solid var(--rule)}
.chart-tab{appearance:none;min-width:0;padding:9px 2px 11px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);font:600 12px/1 var(--sans);cursor:pointer;white-space:nowrap;transition:color .2s,border-color .2s}
.chart-tab:hover,.chart-tab:focus-visible{color:var(--ink)}
.chart-tab:focus-visible{outline:2px solid var(--blue);outline-offset:-2px}
.chart-tab[aria-pressed="true"]{color:var(--ink);border-bottom-color:var(--ink)}
.chart-track{display:flex;min-width:0;overflow:hidden;background:var(--faint);isolation:isolate}
.chart-segment{position:relative;display:flex;align-items:center;justify-content:center;height:100%;min-width:0;margin:0;padding:0;overflow:hidden;border:0;border-radius:0;background-color:var(--chart-fill,var(--blue));color:var(--chart-ink,var(--paper));font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap;cursor:pointer}
.chart-segment:not(:first-child)::before{content:"";position:absolute;top:0;bottom:0;left:0;border-left:1px solid var(--paper);pointer-events:none}
.chart-segment:hover:not(.is-focus){filter:brightness(1.08)}
.chart-segment:focus-visible{z-index:2;outline:2px solid var(--blue);outline-offset:-2px}
.chart-value{font-variant-numeric:tabular-nums}

/* Reusable chart source line: all chart types. */
.chart-source{flex:none;margin-top:7px;color:var(--muted);font-size:11px;line-height:1.4}
.chart-source a{color:var(--ink)}
.chart-source .footer-license{color:var(--muted);font-size:inherit}

/* Shared methodology popover. */
.method-wrap{position:relative;display:inline-block}
.method-trigger{appearance:none;padding:0;border:0;border-bottom:1px solid var(--rule);border-radius:0;background:transparent;font:inherit;color:var(--ink);cursor:pointer}
.method-trigger:hover,.method-trigger:focus-visible{border-bottom-color:var(--ink)}
.method-popover{position:absolute;z-index:50;bottom:calc(100% + 12px);left:50%;transform:translate(-45%,4px);width:min(330px,calc(100vw - 30px));padding:15px 17px;border:1px solid var(--ink);background:var(--paper);box-shadow:5px 5px 0 var(--faint);color:var(--ink);font:400 12px/1.48 var(--sans);text-align:left;white-space:normal;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .12s,transform .12s}
.method-popover strong{display:block;font-weight:600;margin-bottom:5px}
.method-popover p{margin:0}
.method-wrap.is-open .method-popover{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-45%,0)}

/* Shared editorial footer. */
footer{display:grid;flex:none;grid-template-columns:minmax(0,1fr);gap:9px;padding:15px 0 18px;color:var(--muted);font-size:12px;line-height:1.45}
.footer-top,.footer-bottom{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:18px}
.footer-intro{min-width:0;color:var(--ink)}
.footer-meta{min-width:0;color:var(--muted);font-size:11px}
.footer-sep{padding:0 5px;color:var(--muted)}
footer a:not(.social a),footer a:not(.social a):visited{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
footer a:not(.social a):hover,footer a:not(.social a):focus-visible{text-decoration:none}
.footer-cta,.footer-cta:visited{color:var(--red-text);font-weight:600}
.footer-intro>a:not(.footer-cta){font-weight:600}
.footer-meta>a{color:var(--ink)}
.footer-license,.footer-license:visited{color:var(--muted);font-size:11px;white-space:nowrap}
.footer-license:hover,.footer-license:focus-visible{color:var(--ink)}
.social{display:flex;align-items:center;justify-self:end;gap:12px}
.social a{display:flex;align-items:center;justify-content:center;width:20px;height:22px;color:var(--muted);text-decoration:none}
footer .social a:hover,footer .social a:focus-visible{color:var(--red-text)}
.social .svg-icon{display:block;width:16px;height:16px;fill:currentColor}

@media(max-width:720px){
  :root{--page-gutter:16px}
  .site-head{min-height:0;flex-wrap:nowrap;padding:14px var(--page-gutter) 9px;gap:10px}
  .site-name{font-size:22px;letter-spacing:-.055em}
  .site-brand{flex:1 1 auto}
  .site-nav{width:auto;flex:0 0 auto;justify-content:flex-end;gap:16px}
  .site-link{font-size:12px}
  .title-block{padding-top:7px}
  h1{font-size:clamp(27px,7.2vw,38px)}
  main{padding:10px 0 8px}
  .chart-subtitle{font-size:12px}
  .chart-source{font-size:11px}
  .chart-source .footer-sep{padding:0 2px}
  .chart-tab{font-size:10px;padding:9px 1px 10px}
  .method-popover{position:fixed;left:15px;right:15px;bottom:55px;transform:translateY(4px);width:auto;max-height:calc(100dvh - 80px);overflow-y:auto;overscroll-behavior:contain}
  .method-wrap.is-open .method-popover{transform:translateY(0)}
  footer{font-size:11px;gap:10px;padding:14px 0 12px}
  .footer-top,.footer-bottom{align-items:start;column-gap:10px}
  .footer-meta,.footer-license{font-size:10px}
  .footer-sep{padding:0 3px}
  .social{gap:7px}
  .social a{width:17px;height:19px}
  .social .svg-icon{width:14px;height:14px}
}
@media(max-width:380px){
  h1{font-size:26px}
  .chart-tab{font-size:9px}
  .site-head{padding-top:12px}
  footer{font-size:10px}
  .footer-meta,.footer-license{font-size:9px}
}
@media(max-height:675px){.page{min-height:0}main{padding-top:8px}}
@media(min-width:1441px){:root{--page-gutter:clamp(32px,calc(30vw - 400px),80px)}}
@media(min-width:1600px){:root{--page-gutter:clamp(80px,5vw,96px)}}
@media(min-width:1920px){:root{--page-gutter:clamp(96px,calc(3.75vw + 24px),120px)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}

/* Opt-in, one-screen editorial chart layout. Scroll when content needs more room. */
body.single-screen{height:100svh;height:100dvh;min-height:0}
.single-screen .page{min-height:0}
@media(max-height:490px){body.single-screen{height:auto;min-height:490px}}

/* Horizontal bar charts: reusable on any chart page. Data supplied as --value (0–100).
   Use --bar-fill to highlight individual bars without project-specific CSS. */
.hbar-figure{display:flex;flex:1 1 auto;flex-direction:column;min-height:0;margin:0}
.hbar-top{flex:none;margin-bottom:10px}
.hbar-rows{display:grid;flex:1 1 auto;grid-template-rows:repeat(var(--hbar-count,4),minmax(0,1fr));gap:clamp(6px,1.2vh,12px);min-height:0;margin:0;padding:0;list-style:none}
.hbar-row{position:relative;min-height:0}
.hbar-track{position:relative;width:100%;height:100%;min-height:0}
.hbar-fill{width:calc(var(--value)*1%);height:100%;background:var(--bar-fill,var(--blue));print-color-adjust:exact;-webkit-print-color-adjust:exact}
.hbar-label{position:absolute;z-index:1;top:50%;left:clamp(12px,1.8vw,22px);transform:translateY(-50%);max-width:calc(var(--value)*1% - 25px);color:var(--paper);font-size:clamp(18px,2.5vw,38px);font-weight:600;line-height:1.08;letter-spacing:-.035em;pointer-events:none}
.hbar-value{position:absolute;top:50%;left:calc(var(--value)*1%);transform:translateY(-50%);padding-left:clamp(8px,1.25vw,18px);color:var(--ink);font-size:clamp(30px,4.5vw,68px);font-weight:600;letter-spacing:-.06em;line-height:1;white-space:nowrap;font-variant-numeric:tabular-nums}
.hbar-row.value-inside .hbar-value{left:calc(var(--value)*1%);right:auto;transform:translate(-100%,-50%);padding:0 clamp(8px,1.3vw,17px);color:var(--paper)}
.hbar-axis{position:relative;flex:none;height:23px;margin-top:10px;border-top:1px solid var(--rule);color:var(--muted);font-size:11px;font-variant-numeric:tabular-nums}
.hbar-axis-tick{position:absolute;top:5px;left:calc(var(--tick)*1%);transform:translateX(-50%);white-space:nowrap}
.hbar-axis-tick:first-child{transform:none}
.hbar-axis-tick:last-child{transform:translateX(-100%)}
.hbar-note{flex:none;margin:7px 0 0;color:var(--muted);font-size:11px;line-height:1.4}

@media(max-width:900px){
  .hbar-row{display:grid;grid-template-rows:auto minmax(0,1fr)}
  .hbar-label{position:static;max-width:none;transform:none;margin:0 0 4px;color:var(--ink);font-size:clamp(15px,2.5vw,20px);line-height:1.15}
  .hbar-value{font-size:clamp(28px,7vw,40px)}
  .hbar-axis{margin-top:8px}
}
@media(max-width:720px){
  .hbar-top{margin-bottom:9px}
  .hbar-label{font-size:clamp(16px,4.6vw,20px)}
  .hbar-note{font-size:11px}

}
@media(max-height:650px){
  .single-screen main{padding-top:7px;padding-bottom:7px}
  .hbar-top{margin-bottom:6px}
  .hbar-rows{gap:5px}
  .hbar-axis{height:20px;margin-top:7px}
  .hbar-axis-tick{top:3px}
  .hbar-note{margin-top:5px}
  .chart-source{margin-top:5px}
}
@media print{
  body.single-screen{height:auto;min-height:0}
  .hbar-figure{height:580px;flex:none}
}