/* Arrow · Volatility Index — Signal direction.
   Committed single-surface design: brand blue ground, bone type.
   Every colour painted explicitly; the page does not follow the host theme. */
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#2938FF}
:root{
  --navpad:40px;   /* matches the main site's --pad steps: 40 / 28 / 22 */
  --blue:#2938FF; --blue-deep:#1D2AD6; --blue-lift:#3543FF;
  --bone:#F4F2E9;
  --t1:#F4F2E9; --t2:rgba(244,242,233,.80); --t3:rgba(244,242,233,.58); --t4:rgba(244,242,233,.40);
  --hair:rgba(244,242,233,.16); --hair2:rgba(244,242,233,.30);
  --font:'Instrument Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  /* country lines — lightness steps on blue, all >=4:1 contrast, brightest = largest series */
  --c-ALL:#FFFFFF;
  --c-CA:#FFFFFF; --c-US:#F4F2E9; --c-GB:#E4E6F7; --c-NZ:#D2D6F2; --c-AU:#BFC5EC;
  --maxw:1240px; --ease:cubic-bezier(.2,.8,.2,1);
}
body{margin:0;background:var(--blue);color:var(--t1);font-family:var(--font);font-size:15px;
  line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;text-align:left}
:focus-visible{outline:2px solid var(--bone);outline-offset:3px;border-radius:0}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.006em}
.lbl{font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase}
.shell{max-width:var(--maxw);margin:0 auto;padding-inline:36px;width:100%}
@media(max-width:820px){.shell{padding-inline:20px}}
::selection{background:var(--bone);color:var(--blue)}
.skip{position:fixed;left:16px;top:-60px;z-index:60;background:var(--bone);color:var(--blue);padding:12px 18px;border-radius:0}
.skip:focus{top:16px}

/* ---------- nav ---------- */
nav.top{position:sticky;top:0;z-index:50;background:var(--blue);border-bottom:1px solid var(--hair)}
/* geometry matched to witharrow.ai: 1200px container, 19px/40px padding,
   26px logo, links beside the logo at 15px/500 with 30px gaps, CTA hard right */
nav.top .in{max-width:1200px;margin:0 auto;padding:19px var(--navpad);display:flex;align-items:center;
  justify-content:space-between;gap:30px}
.nav-l{display:flex;align-items:center;gap:42px;min-width:0}
.logo{display:block;height:26px;color:var(--bone);flex-shrink:0}
.logo svg{display:block;width:auto;height:100%;fill:currentColor}
.menu{display:flex;align-items:center;gap:30px;font-size:15px;font-weight:500;color:var(--t3);white-space:nowrap}
.menu a{transition:color 160ms var(--ease)}
.menu a:hover{color:var(--t1)}
.menu a.on{color:var(--t1)}
.menu .cta{border:1px solid var(--hair2);border-radius:0;padding:8px 16px;color:var(--t1)}
.menu .cta:hover{background:var(--bone);color:var(--blue);border-color:var(--bone)}
.navr{display:flex;align-items:center;gap:22px}
.menu .cta{display:none}
/* matches the main site's .btn.sm: 14px/600, -.01em, 10px 19px, square.
   Inverted for the blue ground; hover goes to ink exactly as the site's does. */
.dcta{display:inline-flex;align-items:center;background:var(--bone);color:var(--blue);
  border:1px solid var(--bone);border-radius:0;padding:10px 19px;
  font-size:14px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;
  transition:background 160ms var(--ease),color 160ms var(--ease),border-color 160ms var(--ease),transform 160ms var(--ease)}
.dcta:hover{background:#0A0A0A;color:var(--bone);border-color:#0A0A0A;transform:translateY(-1px)}
.mcta,.navtog{display:none}
@media(max-width:900px){.nav-l{gap:24px}.menu{gap:20px}}
@media(max-width:820px){:root{--navpad:28px}}
@media(max-width:760px){
  :root{--navpad:22px}
  nav.top .in{padding:12px var(--navpad);position:relative}
  .nav-l{gap:0}
  .dcta{display:none}
  .menu{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;
    background:var(--blue);border-bottom:1px solid var(--hair);padding:4px 20px 20px;white-space:normal;
    box-shadow:0 18px 30px rgba(10,14,80,.28)}
  .menu.open{display:flex}
  .menu a{padding:15px 0;border-bottom:1px solid var(--hair);font-size:18px;font-weight:500;letter-spacing:-.02em;color:var(--t1)}
  .menu a.on{color:var(--t1);border-bottom-color:var(--hair)}
  .menu .cta{display:none}
  .mcta{display:inline-flex;align-items:center;min-height:42px;background:var(--bone);color:var(--blue);border:1px solid var(--bone);border-radius:0;padding:0 15px;font-size:14px;font-weight:600;letter-spacing:-.01em;white-space:nowrap}
  .navtog{display:grid;width:44px;height:44px;padding:0;place-content:center;gap:6px;border:1px solid var(--hair2);border-radius:0;background:transparent}
  .navtog span{display:block;width:18px;height:1.5px;background:var(--bone);transition:transform 180ms var(--ease)}
  .navtog[aria-expanded="true"] span:first-child{transform:translateY(3.75px) rotate(45deg)}
  .navtog[aria-expanded="true"] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}
}

/* ---------- hero: fits the viewport, leaves a peek ---------- */
.hero{height:calc(100svh - 74px - 96px);min-height:460px;display:flex;flex-direction:column;
  padding-bottom:34px}
h1.title{margin:clamp(52px,8vh,104px) 0 0;text-align:center;font-size:clamp(30px,5.1vw,66px);
  font-weight:500;letter-spacing:-.045em;line-height:1.04}
h1.title span{display:block}
.updated{margin:clamp(34px,5.2vh,62px) 0 0;font-size:10.5px;font-weight:600;letter-spacing:.17em;
  text-transform:uppercase;color:var(--t3)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:clamp(22px,3.4vh,38px)}
.chip{display:inline-flex;align-items:center;gap:9px;padding:9px 16px;
  border:1px solid rgba(244,242,233,.55);border-radius:0;
  font-size:14px;font-weight:500;color:var(--t1);white-space:nowrap;
  transition:background 160ms var(--ease),color 160ms var(--ease),border-color 160ms var(--ease)}
.chip i{width:14px;height:2px;border-radius:0;flex:none;opacity:.9;transition:opacity 160ms var(--ease)}
.chip:hover{border-color:var(--bone);background:rgba(244,242,233,.14)}
.chip[aria-pressed="true"]{background:var(--bone);color:var(--blue);border-color:var(--bone)}
.chip[aria-pressed="true"] i{opacity:1;background:var(--blue)!important}
.plotbox{flex:1;min-height:240px;margin-top:clamp(14px,2.2vh,26px);position:relative}
@media(max-width:760px){.hero{height:auto;min-height:0;padding-bottom:6px}h1.title{margin-top:44px}.updated{margin-top:30px}.plotbox{flex:none;height:340px;min-height:0;margin-top:10px}}
@media(max-width:420px){.plotbox{height:300px}}
.plotbox svg{display:block;width:100%;height:100%;overflow:visible}
@media(prefers-reduced-motion:no-preference){
  .plotbox svg .ln,.plotbox svg .pt,.plotbox svg .slab{animation:drawin 260ms var(--ease) both}
}
@keyframes drawin{from{opacity:0}to{opacity:1}}

/* chart parts */
.gl{stroke:rgba(244,242,233,.13);stroke-width:1}
.gl0{stroke:rgba(244,242,233,.34);stroke-width:1}
.tick{font-size:10.5px;font-weight:500;letter-spacing:.02em;fill:rgba(244,242,233,.58)}
.axname{font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  fill:rgba(244,242,233,.62)}
.ln{fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;
  transition:opacity 220ms var(--ease),stroke-width 220ms var(--ease)}
.pt{stroke:var(--blue);stroke-width:1.5;transition:opacity 220ms var(--ease),r 180ms var(--ease)}
.slab{font-size:11px;font-weight:600;letter-spacing:.1em}
.faded{opacity:.22}
.hit{fill:transparent;cursor:crosshair}
.xh{stroke:rgba(244,242,233,.5);stroke-width:1;stroke-dasharray:2 3;pointer-events:none}
/* ---------- tooltip ---------- */
.tip{position:absolute;z-index:20;pointer-events:none;background:var(--blue-deep);
  border:1px solid var(--hair2);border-radius:0;padding:12px 14px;min-width:186px;
  opacity:0;transform:translateY(3px);transition:opacity 130ms var(--ease),transform 130ms var(--ease)}
.tip.on{opacity:1;transform:translateY(0)}
.tip h4{margin:0 0 9px;font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--t3)}
.tip .r{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:2.5px 0;font-size:13px}
.tip .r .n{display:flex;align-items:center;gap:8px;color:var(--t2)}
.tip .r .s{width:14px;height:2px;border-radius:0;flex:none}
.tip .r .v{font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-.01em}

/* ---------- country table ---------- */
.tbl{border-top:1px solid var(--hair)}
.thead{display:grid;grid-template-columns:minmax(180px,1.6fr) minmax(0,1fr) 30px;gap:28px;
  padding:16px 10px;border-bottom:1px solid var(--hair);
  font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--t4)}
.thead span:nth-child(2){text-align:right}
@media(max-width:900px){.thead{grid-template-columns:1fr auto 24px;gap:14px}}
.trow{display:grid;grid-template-columns:minmax(180px,1.6fr) minmax(0,1fr) 30px;
  align-items:center;gap:28px;width:100%;padding:26px 10px;border-bottom:1px solid var(--hair);
  transition:background 200ms var(--ease),padding-left 260ms var(--ease)}
.trow:hover,.trow:focus-visible{background:var(--blue-lift);padding-left:20px}
.trow .cn{display:flex;align-items:center;gap:13px;font-size:clamp(19px,2vw,26px);font-weight:500;
  letter-spacing:-.03em}
.trow .cn i{width:22px;height:2px;border-radius:0;flex:none}
.trow .big{font-size:clamp(19px,2vw,26px);font-weight:500;font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;text-align:right}
.trow .big em{display:block;font-style:normal;font-size:11px;font-weight:400;letter-spacing:.005em;
  color:var(--t4);margin-top:4px;text-transform:none}
.trow .big em.s{display:none}
.trow .tr{height:34px}
.trow .tr svg{display:block;width:100%;height:34px;overflow:visible}
.trow .pc{font-size:15px;font-weight:500;text-align:right;font-variant-numeric:tabular-nums;color:var(--t2);letter-spacing:-.01em}
.trow .pc em{display:block;font-style:normal;font-size:9.5px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--t4);margin-top:4px}
.trow .ar{font-size:19px;color:var(--t4);text-align:right;transition:transform 250ms var(--ease),color 200ms}
.trow:hover .ar{transform:translateX(6px);color:var(--t1)}
@media(max-width:900px){.trow{grid-template-columns:1fr auto 24px;gap:16px}.trow .tr{display:none}}
@media(max-width:760px){.trow{padding:20px 4px;gap:12px}.trow:hover,.trow:focus-visible{padding-left:10px}.trow .cn{font-size:20px;gap:10px}.trow .cn i{width:16px}.trow .big{font-size:20px;text-align:right}.trow .big em.l{display:none}.trow .big em.s{display:block}.trow .ar{font-size:17px}}

/* ---------- generic sections ---------- */
section{padding:96px 0 0}
@media(max-width:760px){section{padding:64px 0 0}.eyebrow{margin-bottom:18px}}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--t3);margin:0 0 26px}
h2{margin:0;font-size:clamp(26px,3vw,38px);font-weight:500;line-height:1.06;letter-spacing:-.04em;
  max-width:20ch;text-wrap:balance}

/* methodology */
.meth{display:grid;grid-template-columns:repeat(2,1fr);gap:0;margin-top:8px;border-top:1px solid var(--hair)}
.mcell{padding:34px 34px 38px 0;border-bottom:1px solid var(--hair)}
.mcell:nth-child(odd){border-right:1px solid var(--hair);padding-right:44px}
.mcell:nth-child(even){padding-left:44px}
.mnum{font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--t4);display:block;margin:0 0 14px}
.mcell h3{margin:0 0 12px;font-size:19px;font-weight:500;letter-spacing:-.014em;line-height:1.3}
.mcell p{margin:0 0 10px;font-size:14.5px;color:var(--t2);line-height:1.6;max-width:52ch}
.mcell ul{margin:10px 0 0;padding:0;list-style:none}
.mcell li{position:relative;padding-left:19px;margin:0 0 7px;font-size:14px;color:var(--t2);line-height:1.5}
.mcell li:before{content:"";position:absolute;left:0;top:9px;width:7px;height:1.5px;background:var(--t4)}
.mcell li.no{color:var(--t3)}
.mcell li.no:before{background:transparent;border-top:1.5px dotted var(--t4);width:7px}
@media(max-width:820px){.meth{grid-template-columns:1fr}
  .mcell,.mcell:nth-child(odd),.mcell:nth-child(even){padding:28px 0 30px;border-right:0}}

/* data + releases */
.dgrid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:0;border-top:1px solid var(--hair);margin-top:8px}
.dcell{padding:34px 40px 38px 0;border-right:1px solid var(--hair)}
.dcell:last-child{border-right:0;padding-right:0}
.dcell:not(:first-child){padding-left:40px}
.dcell h3{margin:0 0 14px;font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--t4)}
.dcell p{margin:0 0 16px;font-size:14.5px;color:var(--t2);line-height:1.6;max-width:44ch}
.dl{display:flex;flex-direction:column;gap:1px}
.dl a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 0;
  border-bottom:1px solid var(--hair);font-size:14.5px;color:var(--t2);transition:color 160ms,padding-left 220ms var(--ease)}
.dl a:hover{color:var(--t1);padding-left:6px}
.dl a span{font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--t4)}
.citebox{font-size:12.5px;line-height:1.7;color:var(--t2);
  border:1px solid var(--hair);border-radius:0;padding:15px 17px;background:var(--blue-deep);overflow-wrap:anywhere}
.citebox b{font-weight:600;color:var(--t1)}
@media(max-width:900px){.dgrid{grid-template-columns:1fr}
  .dcell,.dcell:not(:first-child){padding:28px 0 30px;border-right:0;border-bottom:1px solid var(--hair)}}

/* ---------- country page ---------- */
.crumb{display:inline-flex;align-items:center;gap:10px;margin:30px 0 0;
  font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--t2);
  display:inline-flex;align-items:center;gap:9px;margin:0}
.crumb .bk{color:var(--t1);font-size:15px;line-height:1;transition:transform 200ms var(--ease)}
.crumb:hover{color:var(--t1)}
.crumb:hover .bk{transform:translateX(-4px)}
.flag{margin:clamp(30px,4vh,52px) 0 0;display:flex;justify-content:center}
.flag span{display:block;line-height:0;box-shadow:0 0 0 1px rgba(244,242,233,.45)}
.flag svg{display:block;width:auto;height:38px}
.cdl{display:flex;gap:18px;flex-wrap:wrap;margin:26px 0 0;font-size:12.5px;color:var(--t2)}
.cdl a{border-bottom:1px solid var(--hair2)}
.cdl a:hover{color:var(--t1);border-color:var(--bone)}

/* year accordion */
.years{margin-top:4px;border-top:1px solid var(--hair)}
.yr{border-bottom:1px solid var(--hair)}
.yh{display:grid;grid-template-columns:96px minmax(0,300px) 1fr auto 28px;align-items:center;gap:22px;
  width:100%;padding:20px 10px;transition:background 200ms var(--ease),padding-left 240ms var(--ease)}
.yh:hover{background:var(--blue-lift);padding-left:20px}
.yh .y{font-size:19px;font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-.015em}
.yh .bar{height:4px;border-radius:0;background:rgba(244,242,233,.16);overflow:hidden}
.yh .bar span{display:block;height:100%;background:var(--bone);border-radius:0}
.yh .n{font-size:19px;font-weight:500;color:var(--t1);text-align:right;font-variant-numeric:tabular-nums;
  letter-spacing:-.015em}
.yh .n em{font-style:normal;font-size:12px;font-weight:500;color:var(--t3);margin-left:7px;
  letter-spacing:0;white-space:nowrap}
.yhead{display:grid;grid-template-columns:96px minmax(0,300px) 1fr auto 28px;align-items:center;gap:22px;
  padding:14px 10px;border-bottom:1px solid var(--hair);
  font-size:10px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--t4)}
.yhead span:nth-child(3){text-align:right}
@media(max-width:760px){.yhead{grid-template-columns:60px 1fr auto 22px;gap:12px}
  .yhead span:nth-child(2){display:none}.yhead span:nth-child(3){text-align:right}}
.yh .pm{font-size:16px;color:var(--t4);text-align:right;transition:transform 240ms var(--ease)}
.yr.open .pm{transform:rotate(45deg);color:var(--t1)}
.yb{display:grid;grid-template-rows:0fr;transition:grid-template-rows 340ms var(--ease)}
.yr.open .yb{grid-template-rows:1fr}
.yb>div{overflow:hidden}
.ml{padding:2px 0 24px}
.mi{display:grid;grid-template-columns:106px 1fr;gap:22px;padding:16px 10px;border-top:1px solid var(--hair)}
.mi:first-child{border-top:0}
.mi .dt{font-size:11.5px;font-weight:500;color:var(--t4);padding-top:2px;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.mi h4{margin:0 0 6px;font-size:15.5px;font-weight:500;letter-spacing:-.012em;line-height:1.4}
.mi h4 a:hover{text-decoration:underline;text-underline-offset:3px}
.mi p{margin:0;font-size:13.5px;color:var(--t3);line-height:1.55;max-width:74ch}
.mrow{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:11px}
.pill{font-size:9.5px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;padding:4px 10px;
  border-radius:0;border:1px solid var(--hair);color:var(--t3)}
.act{font-size:9.5px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;padding:4px 10px;
  border-radius:0;border:1px solid var(--hair2);color:var(--t2);transition:all 170ms var(--ease)}
.act:hover{background:var(--bone);color:var(--blue);border-color:var(--bone)}
.ev{display:none}
.mi.open .ev{display:block;margin-top:14px}
@media(prefers-reduced-motion:no-preference){.mi.open .ev{animation:rv 260ms var(--ease) both}}
@keyframes rv{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.evin{border:1px solid var(--hair);border-radius:0;padding:16px 18px;background:var(--blue-deep)}
.evin .lb{font-size:9.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--t4);
  display:block;margin:0 0 9px}
.evin blockquote{margin:0 0 14px;font-size:13.5px;line-height:1.65;color:var(--t1);
  border-left:2px solid var(--hair2);padding-left:14px;max-width:82ch}
.evmeta{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px 26px;
  font-size:12px;color:var(--t3);line-height:1.65}
.evmeta b{display:block;font-weight:600;color:var(--t4);letter-spacing:.18em;text-transform:uppercase;
  font-size:9.5px;margin-bottom:4px}
.evmeta a{color:var(--t1);text-decoration:underline;text-underline-offset:3px;word-break:break-all}
.evmeta .w{grid-column:1/-1}
@media(max-width:760px){.mi{grid-template-columns:1fr;gap:6px;padding:16px 4px}
  .yh{grid-template-columns:64px 1fr 44px 22px;gap:12px;padding:18px 4px}.yh:hover{padding-left:10px}.yh .bar{display:none}
  .mrow{gap:7px}.act,.pill{padding:6px 11px}.cdl{flex-direction:column;gap:10px}}

/* ---------- finding page ---------- */
.rec{max-width:820px;padding-top:34px}
.rec h1{margin:clamp(20px,3.4vh,42px) 0 0;font-size:clamp(26px,3.6vw,44px);font-weight:500;letter-spacing:-.04em;line-height:1.08;text-wrap:balance}
.rec .updated{margin-top:18px}
.meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:18px 26px;margin:34px 0 0;
  padding:26px 0;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.meta div{min-width:0}.meta .w{grid-column:1/-1}
.meta b{display:block;font-weight:600;color:var(--t4);letter-spacing:.18em;text-transform:uppercase;font-size:9.5px;margin-bottom:6px}
.meta span{font-size:14px;color:var(--t1);line-height:1.5;display:block;overflow-wrap:anywhere}
.sec{padding:34px 0 0}
.sec h2.lb{font-size:9.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--t4);margin:0 0 12px;max-width:none;line-height:1.4}
.sec p{margin:0 0 12px;font-size:15.5px;line-height:1.65;color:var(--t1);max-width:74ch}
.sec p.quote-note{margin:-2px 0 14px;font-family:var(--font);font-size:11.5px;line-height:1.55;letter-spacing:.02em;color:var(--t3)}
.sec .quote{position:relative;margin:0;border:1px solid var(--hair);border-radius:0;padding:22px 46px;background:var(--blue-deep);
  font-size:14px;line-height:1.7;color:var(--t1);white-space:pre-wrap;overflow-wrap:anywhere;max-width:none}
.sec .quote::before,.sec .quote::after{position:absolute;font-family:var(--font);font-size:30px;font-weight:500;line-height:1;color:var(--t4)}
.sec .quote::before{content:"“";top:17px;left:18px}
.sec .quote::after{content:"”";right:18px;bottom:12px}
.src{margin-top:16px;display:flex;flex-wrap:wrap;gap:12px 22px;align-items:center;font-size:13.5px;color:var(--t2)}
.src .cite{color:var(--t3);overflow-wrap:anywhere}
.srcbtn{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--hair2);border-radius:0;
  padding:9px 16px;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--t1);
  transition:all 170ms var(--ease)}
.srcbtn:hover{background:var(--bone);color:var(--blue);border-color:var(--bone)}
.srcurl{display:block;margin-top:12px;font-size:12px;color:var(--t3);word-break:break-all}
.srcurl a{text-decoration:underline;text-underline-offset:3px}
.note{margin-top:38px;padding-top:22px;border-top:1px solid var(--hair);font-size:12.5px;line-height:1.65;color:var(--t3);max-width:74ch}
.note a{border-bottom:1px solid var(--hair2)}
.note a:hover{color:var(--t1);border-color:var(--bone)}
.sib{margin-top:10px;padding:0;list-style:none}
.sib li{padding:11px 0;border-bottom:1px solid var(--hair);display:grid;grid-template-columns:96px 1fr;gap:16px;font-size:13.5px;line-height:1.45}
.sib li span{color:var(--t4);font-variant-numeric:tabular-nums;font-size:11.5px;padding-top:2px}
.sib li a:hover{text-decoration:underline;text-underline-offset:3px}
@media(max-width:760px){.sib li{grid-template-columns:1fr;gap:4px}.meta{grid-template-columns:1fr 1fr;gap:16px 18px}.meta .w{grid-column:1/-1}.sec{padding-top:28px}.sec .quote{padding:18px 38px;font-size:13.5px}.sec .quote::before{top:14px;left:14px}.sec .quote::after{right:14px;bottom:10px}.src{gap:10px 16px}}

/* ---------- document pages ---------- */
.doc{max-width:720px;padding-top:34px}
.doc h1{margin:clamp(20px,3.4vh,42px) 0 0;font-size:clamp(34px,5vw,60px);font-weight:500;letter-spacing:-.045em;line-height:1}
.doc .lede{font-size:17px;color:var(--t2);margin:22px 0 0;max-width:56ch}
.doc h2{font-size:22px;margin:46px 0 12px;max-width:none}
.doc p,.doc li{font-size:15.5px;line-height:1.68;color:var(--t2);max-width:66ch}
.doc p{margin:0 0 14px}
.doc strong{color:var(--t1);font-weight:500}
.doc code{font-family:var(--font);font-weight:500;font-size:12.5px;color:var(--t1);overflow-wrap:anywhere}
.doc ul{padding-left:20px}

/* ---------- light band: methodology + data on bone ---------- */
.light{
  --t1:#0A0A0A; --t2:#1E1E1E; --t3:rgba(10,10,10,.56); --t4:rgba(10,10,10,.40);
  --hair:rgba(10,10,10,.10); --hair2:rgba(10,10,10,.18); --blue-deep:#EEE9DC;
  background:var(--bone); color:var(--t1);
  margin-top:104px; margin-inline:calc(50% - 50vw); padding-inline:calc(50vw - 50%);
  padding-bottom:8px;
}
.light section:first-child{padding-top:88px}
.light .citebox{border-color:var(--hair2)}

footer{margin-top:104px;border-top:1px solid var(--hair);padding:38px 0 64px;
  font-size:12.5px;color:var(--t4);display:flex;justify-content:space-between;gap:20px 32px;flex-wrap:wrap;align-items:center}
footer .fl{display:flex;gap:18px;flex-wrap:wrap}
footer a:hover{color:var(--t1)}
footer .lbl{overflow-wrap:anywhere}
@media(max-width:760px){footer{margin-top:72px;padding:30px 0 48px;flex-direction:column;align-items:flex-start;gap:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:.01ms!important;animation-duration:.01ms!important}}