:root{
  --bg:#F3F4F6; --card:#FFFFFF; --line:#E1E4E8; --grid:#ECEEF1; --axis:#C6CAD1;
  --ink:#111318; --text:#1B1E25; --text-2:#454B57; --text-3:#5B616D;
  --accent:#1F4FD1; --tie:#EAF0FC; --good:#EBF1EC; --track:#E9EBEF; --pill:#FFFFFF;
  --base:#6A707C; --hover:rgba(17,19,24,.045); --tip-bg:#111318; --tip-fg:#F3F4F6;
  --serif:"Newsreader", "Iowan Old Style", Georgia, serif;
  --sans:"Inter Tight", "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --r-sm:6px; --r:8px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0F1115; --card:#171A20; --line:#272B34; --grid:#2A2F39; --axis:#3B404B;
    --ink:#E9EBEF; --text:#E3E6EB; --text-2:#B6BBC5; --text-3:#9CA2AD;
    --accent:#7096FA; --tie:#1D2A44; --good:#17211D; --track:#1F232A; --pill:#323843;
    --base:#959BA6; --hover:rgba(255,255,255,.05); --tip-bg:#E9EBEF; --tip-fg:#0F1115;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0F1115; --card:#171A20; --line:#272B34; --grid:#2A2F39; --axis:#3B404B;
  --ink:#E9EBEF; --text:#E3E6EB; --text-2:#B6BBC5; --text-3:#9CA2AD;
  --accent:#7096FA; --tie:#1D2A44; --good:#17211D; --track:#1F232A; --pill:#323843;
  --base:#959BA6; --hover:rgba(255,255,255,.05); --tip-bg:#E9EBEF; --tip-fg:#0F1115;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 var(--sans);font-optical-sizing:auto;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--serif);font-weight:400;color:var(--ink);margin:0;letter-spacing:-.005em}
p{margin:0}
a{color:inherit;text-decoration:underline;text-decoration-color:var(--axis);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent);text-decoration-color:currentColor}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.num,.tnum{font-variant-numeric:tabular-nums}
.skip{position:absolute;left:16px;top:-60px;z-index:100;background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:8px 12px}
.skip:focus{top:12px}

/* top bar */
.topbar{border-bottom:1px solid var(--line)}
.topbar-in{max-width:1360px;margin:0 auto;padding:0 32px;min-height:60px;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.wordmark{font-family:var(--serif);font-size:22px;color:var(--ink);text-decoration:none;white-space:nowrap;display:inline-flex;align-items:center;gap:10px}
.wordmark img{width:56px;height:56px;display:block;margin:-6px 0}
@media (max-width:640px){.wordmark img{width:48px;height:48px;margin:-4px 0}}
.wordmark:hover{color:var(--ink)}
.mainnav{display:flex;gap:22px;font-size:14px}
.mainnav a{text-decoration-color:transparent}
.mainnav a:hover{text-decoration-color:currentColor}
.mainnav a[aria-current="page"]{text-decoration-color:var(--ink);font-weight:500}
.topbar-end{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:14px;color:var(--text-3)}

/* layout */
.layout{max-width:1360px;margin:0 auto;padding:0 32px;display:grid;grid-template-columns:184px minmax(0,1fr);gap:48px}
.rail{position:sticky;top:0;align-self:start;padding-top:48px}
.rail ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.rail a{display:flex;align-items:center;padding:6px 0 6px 12px;border-left:2px solid transparent;font-size:13.5px;color:var(--text-2);text-decoration:none}
.rail a:hover{color:var(--ink)}
.rail a[aria-current="true"]{color:var(--ink);font-weight:500;border-color:var(--ink)}
main:focus{outline:none}
.report{min-width:0;padding-bottom:96px}
.wrap{max-width:1360px;margin:0 auto;padding:40px 32px 96px}
.prose{max-width:68ch}
.prose h2{font-size:28px;line-height:1.2;margin:48px 0 12px}
.prose p+p,.prose ul,.prose ol{margin-top:12px}
.prose li{margin-top:6px}

/* release header */
.release{padding:48px 0 0;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:start}
.crumbs{font-size:13px;color:var(--text-3);margin-bottom:14px}
.crumbs a{color:var(--text-2)}
.crumbs span[aria-hidden]{margin:0 6px}
.release h1{font-size:48px;line-height:1.08;margin-bottom:14px}
.lede{font-size:17px;color:var(--text-2);max-width:60ch}
.provisional{display:inline-block;margin-top:14px;font-size:13px;color:var(--text-3)}
.fallback{padding:24px 0;color:var(--text-2);max-width:68ch}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px 28px;margin:24px 0 0;padding:16px 0 0;border-top:1px solid var(--line)}
.facts div{min-width:0}
.facts dt{font-size:12.5px;color:var(--text-3)}
.facts dd{margin:2px 0 0;font-size:15px;color:var(--ink);font-weight:500}
.facts dd small{display:block;font-weight:400;color:var(--text-3);font-size:12.5px}
.scoring h2{font-size:20px;margin-bottom:8px}
.scoring p{font-size:14px;color:var(--text-2)}
.scoring p+p{margin-top:8px}

/* sections */
.sec{margin-top:80px}
.fallback+.sec{margin-top:48px}
.sec>h2{font-size:31px;line-height:1.18;margin-bottom:16px;max-width:34ch;text-wrap:balance}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px 24px 20px}
.tabs{display:inline-flex;flex-wrap:wrap;gap:2px;padding:3px;background:var(--track);border-radius:var(--r);margin-bottom:18px}
.tab{appearance:none;border:0;background:transparent;color:var(--text-2);font:500 13.5px/1 var(--sans);padding:9px 14px;border-radius:var(--r-sm);cursor:pointer}
.tab:hover{color:var(--ink)}
.tab[aria-selected="true"]{background:var(--pill);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.card-head{display:flex;gap:20px;align-items:flex-start;justify-content:space-between}
.head-text{min-width:0;max-width:78ch}
.chart-title{font:500 16px/1.4 var(--sans)}
.sub{color:var(--text-3);margin-top:6px}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.badges[hidden]{display:none}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;color:var(--text);border:1px solid var(--axis);border-radius:var(--r-sm);padding:3px 8px}
.badge svg{flex:none}
.tools{display:flex;gap:6px;flex:none}
.iconbtn{position:relative;appearance:none;display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);color:var(--text-2);cursor:pointer;text-decoration:none;padding:0}
.iconbtn::after{content:"";position:absolute;inset:-6px}
.tools .iconbtn{width:auto;gap:6px;padding:0 10px;font:500 12px/1 var(--sans)}
.iconbtn:hover{color:var(--ink);border-color:var(--axis)}
.iconbtn[aria-pressed="true"]{background:var(--track);color:var(--ink);border-color:var(--axis)}
.panel{margin-top:16px;transition:opacity 150ms ease}
.panel.swap{opacity:0;transition:none}
.fig{margin:0}
.fig[hidden],.tablewrap[hidden]{display:none}
.plot{width:100%;min-height:40px}
.plot svg{display:block;overflow:visible}
.sub,.notes,.legend{font-size:13px}
.legend{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:12px;color:var(--text-2)}
.legend:empty,.notes:empty{display:none}
.legend span{display:inline-flex;align-items:center;gap:6px}
.notes{margin:16px 0 0;padding:14px 0 0 18px;border-top:1px solid var(--grid);line-height:1.5;color:var(--text-2);display:grid;gap:4px}
.notes li{padding-left:2px;max-width:110ch}
.notes li::marker{color:var(--text-3);font-variant-numeric:tabular-nums}
.how{margin-top:14px;border-top:1px solid var(--grid);padding-top:6px;font-size:13px;color:var(--text-2)}
.notes:not(:empty)+.how{border-top:0;padding-top:0}
.how summary{cursor:pointer;font-weight:500;color:var(--text);min-height:32px;display:flex;align-items:center;gap:8px;list-style:none}
.how summary::-webkit-details-marker{display:none}
.how summary::after{content:"+";font-size:16px;line-height:1;color:var(--text-3);transition:transform 150ms ease}
.how[open] summary::after{transform:rotate(45deg)}
.how-body{display:grid;gap:8px;margin:4px 0 6px;max-width:76ch}
.how-body ul{margin:0;padding-left:18px;display:grid;gap:4px}

/* closing takeaway on each chart card */
.means{margin:18px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:15px;font-weight:500;line-height:1.5;color:var(--ink);max-width:72ch}

/* svg */
svg text{font-family:var(--sans);font-variant-numeric:tabular-nums}
svg *{pointer-events:none}
svg .hit{pointer-events:all;fill:transparent}
svg .hit:hover{fill:var(--hover)}
.ax{fill:var(--text-3);font-size:11.5px}
.axt{fill:var(--text-3);font-size:12px}
.grid{stroke:var(--grid);stroke-width:1}
.axis{stroke:var(--axis);stroke-width:1}
.band{fill:var(--tie)}
.goodzone{fill:var(--good)}
.ci{stroke:var(--ink);stroke-width:1.5;stroke-linecap:round}
.ci.acc{stroke:var(--accent)}
.dot{fill:var(--ink)}
.dot.acc{fill:var(--accent)}
.ring-card{stroke:var(--card);stroke-width:2}
.ring-tie{stroke:var(--tie);stroke-width:2}
.bmark{fill:none;stroke:var(--base);stroke-width:1.5;stroke-dasharray:2.5 2}
.baseline{stroke:var(--base);stroke-width:1.5;stroke-dasharray:4 3}
.pareto{fill:none;stroke:var(--text-2);stroke-width:1.6;stroke-dasharray:.5 4;stroke-linecap:round;stroke-linejoin:round}
.link{stroke:var(--axis);stroke-width:2;stroke-linecap:round}
.vname{fill:var(--text);font-size:12.5px;font-weight:500}
.vstore{fill:var(--text-3);font-weight:400}
.val{fill:var(--text);font-size:12.5px}
.val.strong{font-weight:600;fill:var(--ink)}
.mut{fill:var(--text-3)}
.glabel{fill:var(--text-2);font-size:11.5px;font-weight:500}
.glabel.first{fill:var(--ink);font-weight:600}
.plabel{fill:var(--text-2);font-size:11.5px;paint-order:stroke;stroke:var(--card);stroke-width:3px}
.plabel.first{fill:var(--text);font-weight:500}
.zlabel{fill:var(--text-3);font-size:11.5px}

/* tables */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-sm)}
.dt{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
.dt th,.dt td{text-align:left;padding:7px 12px;border-bottom:1px solid var(--grid);white-space:nowrap;vertical-align:top}
.dt tbody tr:last-child>*{border-bottom:0}
.dt thead th{padding:0;background:var(--bg);border-bottom:1px solid var(--line);font-weight:500;color:var(--text-2)}
.dt .num{text-align:right}
.dt tbody th{font-weight:500;color:var(--ink)}
.dt tr.g1>th:first-child,.dt tr.g1>td:first-child{background:var(--tie)}
.dt tr.base{color:var(--text-3)}
.dt tr.base th{color:var(--text-2);font-weight:400}
.sortbtn{appearance:none;border:0;background:transparent;font:inherit;color:inherit;width:100%;text-align:inherit;padding:8px 12px;cursor:pointer;display:flex;gap:4px;align-items:center}
.dt th.num .sortbtn{justify-content:flex-end}
.sortbtn:hover{color:var(--ink)}
.arrow{font-size:9px;min-width:8px}

/* method */
.pagenote{margin:20px 0 0;max-width:72ch;font-size:13.5px;line-height:1.55;color:var(--text-2)}
.pagenote a{color:inherit}
.method{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:40px}
.method h3{font-size:18px;margin:0 0 6px}
.method p{font-size:14px;color:var(--text-2);max-width:68ch}
.method p+h3{margin-top:18px}
.method dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:14px}
.method dt{color:var(--text-3)}
.method dd{margin:0;color:var(--ink)}
.method ul{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:10px;font-size:14px}
.method ul a{display:inline-flex;align-items:center;min-height:28px}

footer{border-top:1px solid var(--line)}
.foot-in{max-width:1360px;margin:0 auto;padding:28px 32px 40px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 32px;font-size:13px;color:var(--text-3)}
.foot-in b{font-weight:500;color:var(--ink)}
.topbar-end a,.foot-in a,.home-meta a{color:inherit;text-decoration:underline;text-decoration-color:var(--axis);text-underline-offset:3px}
.topbar-end a:hover,.foot-in a:hover,.home-meta a:hover{color:var(--ink);text-decoration-color:currentColor}

.tip{position:fixed;z-index:60;left:0;top:0;max-width:300px;background:var(--tip-bg);color:var(--tip-fg);font-size:12.5px;line-height:1.4;padding:7px 9px;border-radius:var(--r-sm);pointer-events:none;font-variant-numeric:tabular-nums}
.tip[hidden]{display:none}

@media (max-width:1180px){
  .release{grid-template-columns:minmax(0,1fr)}
  }
@media (max-width:960px){
  .layout{grid-template-columns:minmax(0,1fr);gap:0;padding:0 16px}
  .topbar-in{padding:10px 16px;gap:6px 20px;min-height:0}
  .foot-in{padding:24px 16px 32px}
  .rail{top:0;z-index:20;padding:0;margin:0 -16px;background:var(--bg);border-bottom:1px solid var(--line)}
  .rail ul{flex-direction:row;overflow-x:auto;gap:18px;padding:0 16px;scrollbar-width:none;mask-image:linear-gradient(90deg,#000 92%,transparent)}
  .rail ul::-webkit-scrollbar{display:none}
  .rail a{white-space:nowrap;min-height:44px;padding:0;border-left:0;border-bottom:2px solid transparent}
  .method{grid-template-columns:minmax(0,1fr)}
  html{scroll-padding-top:64px}
}
@media (max-width:640px){
  .wrap{padding:24px 16px 64px}
  .release{padding-top:24px}
  .release h1{font-size:34px}
  .lede{font-size:16px}
  .facts{gap:16px 24px}
  .sec{margin-top:48px}
  .sec>h2{font-size:25px}
  .card{padding:14px 14px 16px}
  .tabs{display:grid;grid-template-columns:1fr 1fr;width:100%}
  .tab{min-height:44px;padding:8px 6px;font-size:13px}
  .card-head{gap:12px}
  .tools .iconbtn{width:32px;padding:0}
  .tools .lbl{display:none}
    .mainnav{gap:4px 18px;flex-wrap:wrap;width:100%;order:3}
  .mainnav a,.topbar-end a,.topbar-end button{min-height:44px;display:inline-flex;align-items:center}
  .sortbtn{min-height:44px}
}
@media (prefers-reduced-motion: reduce){
  .panel,.panel.swap{transition:none}
}

/* ==== home, benchmarks index and text pages (appended block) ==== */
.home-top h1{font-size:40px;line-height:1.15;max-width:28ch;margin-bottom:12px}
.home-top .lede{max-width:60ch}
.home-meta{font-size:13.5px;color:var(--text-3)}
.home .sec:first-of-type,.wrap>.sec:first-of-type{margin-top:48px}

.hl-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.hl{display:flex;flex-direction:column;gap:14px;min-width:0}
.hl h3{font-size:23px;line-height:1.25;max-width:30ch}
.hl-fig{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 12px}
.hl-num{font:500 34px/1.1 var(--sans);letter-spacing:-.01em;color:var(--ink);font-variant-numeric:tabular-nums}
.hl-unit{font-size:14px;color:var(--text-2)}
.hl-text{font-size:14.5px;color:var(--text-2);max-width:62ch}
.hl-link{margin-top:auto;padding-top:2px;font-size:14px}
.hl-link a{display:inline-flex;align-items:center;min-height:28px}
.mini{margin:0}
.mini svg{display:block;width:100%;height:auto;overflow:visible}
.mini figcaption{font-size:12px;color:var(--text-3);margin-top:2px}
.mn-l{fill:var(--text-2);font-size:11.5px}
.mn-v{fill:var(--text-2);font-size:11.5px}
.mn-bar{fill:var(--base)}
.mn-open{fill:var(--card);stroke:var(--ink);stroke-width:1.5}

.rep-list{display:grid;gap:20px}
.rep-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px}
.rep-head h3{font-size:26px;line-height:1.2}
.rep-sum{margin-top:8px;color:var(--text-2);max-width:70ch}
.rep .facts{margin-top:16px}
.rep-jump{margin-top:14px;font-size:13.5px;color:var(--text-2)}
.rep-note{margin-top:16px;font-size:13px;color:var(--text-3);max-width:70ch}
.home-note{max-width:78ch}
.home-note p+p{margin-top:12px}

/* plain text pages */
.prose{font-size:16px;line-height:1.65}
.prose h1{font-size:44px;line-height:1.1;margin-bottom:14px}
.prose .lede{font-size:17.5px;line-height:1.55;color:var(--text-2);max-width:none}
.prose h2{scroll-margin-top:24px}
.prose h3{font-size:21px;line-height:1.3;margin:32px 0 8px}
.prose ul,.prose ol{padding-left:22px}
.prose li::marker{color:var(--text-3)}
.prose code{font:12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--track);border-radius:4px;padding:1px 5px}
.prose pre{margin:14px 0 0;padding:14px 16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);overflow-x:auto}
.prose pre code{background:none;padding:0;font-size:12.5px;white-space:pre}
.prose .tablewrap{margin-top:16px;width:min(960px,calc(100vw - 64px));background:var(--card)}
.prose .dt{font-size:13.5px}
.prose .dt th,.prose .dt td{white-space:normal;padding:9px 12px;min-width:110px}
.prose .dt thead th{padding:9px 12px}
.prose .dt td code{white-space:nowrap}
.prose .dt .num{text-align:right}

@media (max-width:960px){
  .hl-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .home-top h1{font-size:30px}
  .hl h3{font-size:21px}
  .hl-num{font-size:30px}
  .rep-head h3{font-size:23px}
  .prose h1{font-size:34px}
  .prose .tablewrap{width:calc(100vw - 32px)}
}
.prose .tablewrap+p{margin-top:14px}
@media (max-width:640px){
  .prose .dt th,.prose .dt td{min-width:0;padding:9px 10px}
  .prose .dt td code{white-space:normal;overflow-wrap:anywhere}
}