/* DODGE. Restraint reads as credible: one signal colour, four text tiers,
   hairlines, grain, mono instrument labels. Motion: transform and opacity only. */
@font-face { font-family: "Geist"; src: url(/fonts/geist.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Geist Mono"; src: url(/fonts/geist-mono.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url(/fonts/instrument-serif-italic.woff2) format("woff2"); font-style: italic; font-weight: 400; font-display: swap; }
@font-face { font-family: "Geist Fallback"; src: local("Arial"); size-adjust: 104%; ascent-override: 92%; descent-override: 24%; }

:root {
  --bg: #08090c;
  --bg: oklch(0.145 0.006 250);
  --raised: #101318;
  --raised: oklch(0.185 0.008 250);
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --t1: #f2f4f6;
  --t2: #c3c8d0;
  --t3: #8a909a;
  --t4: #5c626c;
  --star: #e6eef8;
  --signal: #f4733b;
  --signal: oklch(0.72 0.19 42);
  --signal-soft: color-mix(in oklch, var(--signal) 22%, transparent);
  --pay: oklch(0.74 0.10 210);
  --rb: oklch(0.74 0.11 85);
  --deb: oklch(0.74 0.02 250);
  --sans: "Geist", "Geist Fallback", ui-sans-serif, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --serif: "Instrument Serif", Georgia, serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --ease-ui: cubic-bezier(.25, .46, .45, .94);
  --max: 1320px;
  --gut: clamp(16px, 3vw, 24px);
  --side: max(16px, calc((100vw - var(--max)) / 2 + var(--gut)));
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--bg); }
body { margin: 0; background: var(--bg); color: var(--t1); font: 400 17px/1.55 var(--sans); font-feature-settings: "ss01", "cv11"; -webkit-font-smoothing: antialiased; }
body::after { content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 100; background-image: var(--grain, none); background-size: 256px; opacity: .035; }
a { color: var(--t1); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 4px; transition: text-decoration-color .15s var(--ease-ui), color .15s var(--ease-ui); }
a:hover { text-decoration-color: var(--signal); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 200; background: var(--t1); color: var(--bg); padding: 10px 14px; border-radius: 8px; }
.skip:focus { top: 12px; }
.num, .mono, .tick { font-family: var(--mono); font-variant-numeric: tabular-nums slashed-zero; }
.micro { font: 500 11px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--t3); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Top instrument bar */
.bar { position: fixed; inset: 0 0 auto 0; z-index: 50; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 24px;
  height: 56px; padding: 0 var(--side); background: color-mix(in oklch, var(--bg) 78%, transparent); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); border-bottom: 1px solid var(--line); }
.brand { display: flex; gap: 10px; align-items: center; text-decoration: none; font: 600 14px var(--mono); letter-spacing: .22em; }
.brand svg { width: 20px; height: 20px; }
.telemetry { display: flex; gap: 18px; justify-content: center; white-space: nowrap; overflow: hidden; }
.telemetry span b { color: var(--t1); font-weight: 500; }
.live { display: inline-flex; align-items: center; gap: 7px; color: var(--t1); }
.live::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 3px var(--signal-soft); animation: pulse 2.4s var(--ease-ui) infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px transparent; } }
.nav { display: flex; gap: 20px; }
.nav a { text-decoration: none; color: var(--t2); font-size: 14px; }
.nav a:hover { color: var(--t1); }

/* Stage: one sticky globe behind the hero and the story */
.stage-wrap { position: relative; }
.stage { position: sticky; top: 0; height: 100svh; overflow: hidden; z-index: 0; }
#globe { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transform: scale(.97); transition: opacity .6s var(--ease), transform .6s var(--ease); }
#globe.ready { opacity: 1; transform: none; }
.callouts { position: absolute; inset: 0; pointer-events: none; }
.callout { position: absolute; transform: translate(14px, -50%); padding: 8px 10px; border-radius: 6px; font: 500 11px/1.4 var(--mono); letter-spacing: .04em; color: var(--t1);
  background: color-mix(in oklch, var(--raised) 92%, transparent); border: 1px solid var(--line-2); white-space: nowrap; transition: opacity .3s var(--ease-ui); }
.callout b { color: var(--signal); font-weight: 600; }
.callout.flip { transform: translate(calc(-100% - 14px), -50%); }
.callout.flip::before { left: auto; right: -14px; }
.callout::before { content: ""; position: absolute; left: -14px; top: 50%; width: 14px; height: 1px; background: var(--line-2); }
.stage-ui { position: absolute; right: var(--side); bottom: 28px; z-index: 4; display: flex; gap: 10px; align-items: center; z-index: 3; }
.chip { display: inline-flex; gap: 8px; align-items: center; height: 34px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--t2);
  background: color-mix(in oklch, var(--bg) 88%, transparent); font: 500 12px var(--mono); letter-spacing: .04em; cursor: pointer; transition: color .15s var(--ease-ui), border-color .15s var(--ease-ui); }
.chip:hover { color: var(--t1); border-color: var(--t3); }
.chip[aria-pressed="true"] { color: var(--bg); background: var(--t1); border-color: var(--t1); }
.key { display: flex; gap: 14px; }
.key span { display: inline-flex; gap: 6px; align-items: center; }
.key i { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.key .k-star { background: var(--star); }
.key .k-sig { background: var(--signal); }
.key .k-ring { border: 1.5px solid var(--signal); width: 9px; height: 9px; }

.over { position: relative; z-index: 2; margin-top: -100svh; }
.hero { min-height: 100svh; display: grid; align-content: end; padding: 120px var(--side) 96px; }
.hero-copy { max-width: 640px; }
.eyebrow { display: flex; gap: 10px; align-items: center; margin-bottom: 22px; }
.eyebrow .rule { width: 32px; height: 1px; background: var(--signal); }
h1 { font: 500 clamp(48px, 7.4vw, 118px)/.95 var(--sans); letter-spacing: -.045em; margin: 0 0 24px; }
h1 em { font: italic 400 1.04em/1 var(--serif); letter-spacing: -.01em; color: var(--signal); }
.lede { font-size: clamp(17px, 1.45vw, 20px); color: var(--t2); max-width: 560px; margin: 0 0 32px; }
.lede b { color: var(--t1); font-weight: 500; }

.next { display: grid; grid-template-columns: auto 1fr; gap: 6px 22px; max-width: 580px; padding: 18px 22px; --r: 16px; }
.next > * { position: relative; z-index: 2; }
.next .tminus { grid-row: span 3; font: 500 32px/1 var(--mono); font-variant-numeric: tabular-nums slashed-zero; color: var(--signal); align-self: center; letter-spacing: -.03em; display: grid; gap: 8px; }
.next .tminus small { font: 500 10px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--t3); }
.next .who { font-size: 15px; color: var(--t1); }
.next .meta { color: var(--t3); font: 12px var(--mono); }
.next button { grid-column: 2; justify-self: start; margin-top: 6px; }
.btn { font: 500 13px var(--sans); color: var(--t1); background: transparent; border: 1px solid var(--line-2); border-radius: 999px; padding: 8px 14px; cursor: pointer; display: inline-flex; gap: 8px; align-items: center; transition: border-color .15s var(--ease-ui), background .15s var(--ease-ui); }
.btn:hover { border-color: var(--t2); background: rgba(255,255,255,.04); }
.btn .arr { transition: transform .2s var(--ease); }
.btn:hover .arr { transform: translateX(3px); }

/* Glass: the one floating material. Solid first, glass where the browser can.
   Layers: tint and structural gradient, backdrop blur, specular top edge,
   gradient rim that follows the pointer, grain. Never on content (tables, grids). */
.glass { --r: 20px; position: relative; isolation: isolate; border-radius: var(--r);
  background: oklch(0.17 0.008 250 / .94);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / .10), inset 0 0 0 1px rgb(255 255 255 / .035), 0 1px 1px rgb(0 0 0 / .35), 0 30px 80px -30px rgb(0 0 0 / .7); }
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  .glass { background: linear-gradient(180deg, rgb(255 255 255 / .055), rgb(255 255 255 / .012) 38%, transparent 62%), color-mix(in oklch, var(--bg) 58%, transparent);
    -webkit-backdrop-filter: blur(14px) saturate(160%) brightness(.86); backdrop-filter: blur(14px) saturate(160%) brightness(.86); }
}
.glass::before { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; z-index: 1;
  background: radial-gradient(240px circle at var(--mx, 25%) var(--my, 0%), rgb(255 255 255 / .42), transparent 70%),
    linear-gradient(155deg, rgb(255 255 255 / .22), rgb(255 255 255 / .05) 32%, transparent 55%, color-mix(in oklch, var(--signal) 42%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.glass::after { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; background: var(--grain, none) 0 0 / 180px; opacity: .03; }
@media (prefers-reduced-transparency: reduce), (prefers-contrast: more) {
  .glass { -webkit-backdrop-filter: none; backdrop-filter: none; background: var(--raised); box-shadow: inset 0 0 0 1px var(--t3); }
}
/* Corner ticks, no extra elements */
.ticks { --c: var(--t4); --l: 9px; background-image:
  linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0),
  linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0), linear-gradient(var(--c) 0 0);
  background-size: var(--l) 1px, 1px var(--l), var(--l) 1px, 1px var(--l), var(--l) 1px, 1px var(--l), var(--l) 1px, 1px var(--l);
  background-position: 0 0, 0 0, 100% 0, 100% 0, 0 100%, 0 100%, 100% 100%, 100% 100%; background-repeat: no-repeat; }

/* Story steps: each card holds still while the globe changes under it */
.steps { padding: 0 var(--side); }
.step { min-height: 135svh; position: relative; }
.step .card { position: sticky; top: 24svh; width: min(460px, 100%); padding: 26px 28px 22px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-bottom: 14px; margin-bottom: 18px;
  border-bottom: 1px solid transparent; border-image: linear-gradient(90deg, var(--line-2), transparent) 1; }
.card-head .idx { color: var(--t3); }
.card-head .idx b { color: var(--t1); font-weight: 500; }
.card-head .idx span { color: var(--t4); }
.mode { display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 9px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--t2); }
.mode::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--signal); }
.step h2 { font: 500 clamp(28px, 3vw, 42px)/1.04 var(--sans); letter-spacing: -.03em; margin: 0 0 18px; max-width: 16ch; text-wrap: balance; }
.stat { margin: 0 0 14px; }
.stat p { display: flex; align-items: baseline; gap: .4em; margin: 6px 0 0; }
.stat b { font: 500 clamp(46px, 5.2vw, 74px)/1 var(--mono); letter-spacing: -.05em; color: var(--t1); font-variant-numeric: tabular-nums slashed-zero; }
.stat b.sig { color: var(--signal); }
.stat .u { font: 500 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--t3); }
.step p.body { color: var(--t2); margin: 0 0 18px; max-width: 38ch; }
.step p.body b { color: var(--t1); font-weight: 500; }
.card-foot { padding-top: 12px; border-top: 1px solid transparent; border-image: linear-gradient(90deg, var(--line), transparent) 1; color: var(--t4); }

/* Chapter rail */
.rail-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; position: relative; }
.rail { position: fixed; left: 22px; top: 50%; transform: translateY(-50%); z-index: 40;
  opacity: 0; transition: opacity .4s var(--ease-ui); pointer-events: none; }
.rail.on { opacity: 1; pointer-events: auto; }
.rail-list::before { content: ""; position: absolute; left: 3px; top: 4px; bottom: 4px; width: 1px; background: var(--line-2); }
.rail li { position: relative; display: flex; align-items: center; gap: 12px; }
.rail a { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--t4); }
.rail i { width: 7px; height: 7px; border-radius: 50%; background: var(--bg); border: 1px solid var(--t4); position: relative; z-index: 1; transition: background .3s var(--ease-ui), border-color .3s var(--ease-ui), transform .3s var(--ease); }
.rail span { opacity: 0; transform: translateX(-4px); transition: opacity .3s var(--ease-ui), transform .3s var(--ease); white-space: nowrap; }
.rail li.on i { background: var(--signal); border-color: var(--signal); transform: scale(1.25); }
.rail li.on a { color: var(--t1); }
.rail:hover span { opacity: 1; transform: none; }
.rail:hover { z-index: 60; }
.rail:hover .rail-list { background: color-mix(in oklch, var(--bg) 85%, transparent); border-radius: 10px; box-shadow: 0 0 0 10px color-mix(in oklch, var(--bg) 85%, transparent); }

/* Scroll progress under the top bar */
.progress { position: fixed; left: 0; right: 0; top: 56px; height: 1px; z-index: 51; background: var(--signal); transform-origin: 0 50%; transform: scaleX(0); opacity: .9; }
@supports (animation-timeline: scroll()) {
  .progress { animation: grow linear both; animation-timeline: scroll(root); }
  @keyframes grow { to { transform: scaleX(1); } }
}

/* Skeletons while data loads */
[data-loading] .tick, [data-loading] .stat b, [data-loading] #lede-n { color: transparent; border-radius: 6px;
  background: linear-gradient(90deg, var(--raised), #1b2029, var(--raised)) 0 0 / 200% 100%; animation: shimmer 1.4s linear infinite; }
@keyframes shimmer { to { background-position: -200% 0; } }

/* Numbers band */
.band { position: relative; z-index: 2; background: var(--bg); border-block: 1px solid var(--line); }
.figs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: var(--max); margin: 0 auto; }
.fig { padding: 40px var(--gut) 34px; border-right: 1px solid var(--line); position: relative; }
.fig:last-child { border-right: 0; }
.fig::before { content: "+"; position: absolute; top: -9px; left: -5px; color: var(--t4); font: 12px var(--mono); }
.fig b { display: block; font: 500 clamp(34px, 4.2vw, 60px)/1 var(--mono); letter-spacing: -.045em; font-variant-numeric: tabular-nums slashed-zero; margin: 14px 0 12px; }
.fig b.sig { color: var(--signal); }
.fig p { margin: 0; color: var(--t2); font-size: 15px; }
.fig p.src { margin-top: 12px; font: 500 11px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--t3); }

/* Sections */
.sec { position: relative; z-index: 2; background: var(--bg); padding: clamp(96px, 12vw, 160px) var(--side); }
.sec-head { display: grid; grid-template-columns: 5fr 7fr; gap: 24px 64px; align-items: end; max-width: var(--max); margin: 0 auto 40px; }
.sec h2 { font: 500 clamp(32px, 4vw, 56px)/1.02 var(--sans); letter-spacing: -.03em; margin: 14px 0 0; }
.sec-head p { color: var(--t2); margin: 0; max-width: 620px; }
.inner { max-width: var(--max); margin: 0 auto; }
.grid-lines { background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px calc(100% / 12)); }

.tabs { display: flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; width: max-content; max-width: 100%; overflow-x: auto; margin-bottom: 18px; }
.tabs button { font: 500 13px var(--sans); color: var(--t2); background: transparent; border: 0; padding: 8px 16px; border-radius: 999px; cursor: pointer; white-space: nowrap; transition: color .15s var(--ease-ui), background .15s var(--ease-ui); }
.tabs button:hover { color: var(--t1); }
.tabs button[aria-selected="true"] { color: var(--bg); background: var(--t1); }

/* Tables are content: on the page, hairlines, a glass header that sticks under the bar. */
.table-wrap { border-top: 1px solid var(--line-2); }
table.data { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 14px; font-variant-numeric: tabular-nums slashed-zero; }
.data thead th { position: sticky; top: 56px; z-index: 3; text-align: left; font: 500 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--t3); padding: 14px 16px; border-bottom: 1px solid var(--line); white-space: nowrap;
  background: color-mix(in oklch, var(--bg) 82%, transparent); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.data thead th[aria-sort="ascending"], .data thead th[aria-sort="descending"] { color: var(--t1); }
.data td { padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data td.rank { color: var(--t4); font: 12px var(--mono); width: 1%; padding-right: 0; }
.data tbody tr { transition: background .15s var(--ease-ui), box-shadow .15s var(--ease-ui); }
.data tbody tr:hover { background: rgb(255 255 255 / .025); box-shadow: inset 2px 0 0 var(--signal); }
.data tbody tr.clickable { cursor: pointer; }
.data tbody tr[aria-selected="true"] { background: var(--signal-soft); }
.when { display: block; color: var(--t3); font: 12px var(--mono); margin-top: 2px; }
.missbar { display: inline-block; width: 64px; height: 4px; margin-left: 10px; vertical-align: middle; border-radius: 2px; background: var(--line); position: relative; overflow: hidden; }
.missbar i { position: absolute; inset: 0 auto 0 0; background: var(--signal); border-radius: 2px; }
.r, .data th.r { text-align: right; white-space: nowrap; }
.sub { display: block; color: var(--t3); font: 12px var(--mono); margin-top: 2px; }
.miss { font-family: var(--mono); color: var(--signal); font-weight: 500; }
.hbar { display: inline-block; width: 120px; height: 4px; border-radius: 2px; vertical-align: middle; margin-right: 12px;
  background: linear-gradient(var(--signal) 0 0) 0 0 / var(--w, 0%) 100% no-repeat, var(--line); }
.tag { display: inline-flex; gap: 6px; align-items: center; font: 500 11px var(--mono); letter-spacing: .04em; color: var(--t2); }
.tag i { width: 7px; height: 7px; border-radius: 2px; display: inline-block; }
.tag.t-PAY i { background: var(--pay); border-radius: 50%; }
.tag.t-RB i { background: var(--rb); }
.tag.t-DEB i { background: var(--deb); transform: rotate(45deg); }
.pill { display: inline-block; padding: 3px 9px; border-radius: 999px; font: 500 11px var(--mono); border: 1px solid var(--line-2); color: var(--t2); white-space: nowrap; }
.pill.yes { color: var(--t1); border-color: var(--t3); }
.pill.no { color: var(--signal); border-color: color-mix(in oklch, var(--signal) 45%, transparent); }

.share-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.share { background: var(--bg); padding: 22px; min-height: 140px; display: flex; flex-direction: column; gap: 6px; position: relative; }
/* One cursor spotlight shared by every cell of a grid */
.spot > * { position: relative; }
.spot > *::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s var(--ease-ui);
  background: radial-gradient(320px circle at var(--x, -999px) var(--y, -999px), rgb(255 255 255 / .06), transparent 70%); }
.spot:hover > *::before { opacity: 1; }
.share-group { grid-column: 1 / -1; background: var(--bg); padding: 14px 22px; }
.pill::before { content: ""; display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: currentColor; margin-right: 7px; vertical-align: 1px; }
.share h3 { margin: 0; font: 500 17px var(--sans); }
.share p { margin: 0 0 auto; color: var(--t3); font-size: 13px; }
.share .pill { align-self: flex-start; margin-top: 12px; }

.quote-wrap::before { content: ""; display: block; width: 32px; height: 1px; background: var(--signal); margin-bottom: 28px; }
.quote { font: italic 400 clamp(34px, 4.6vw, 68px)/1.08 var(--serif); letter-spacing: -.015em; max-width: 20ch; margin: 18px 0 28px; color: var(--t1); text-wrap: balance; text-indent: -.4em; }
.quote b { color: var(--signal); font-weight: 400; }
.quote-by { color: var(--t3); }

.data-cta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.data-cta a { background: var(--bg); padding: 28px; text-decoration: none; display: flex; flex-direction: column; gap: 10px; min-height: 170px; }
.data-cta strong { font: 500 20px var(--sans); letter-spacing: -.01em; display: flex; justify-content: space-between; align-items: baseline; }
.data-cta strong .arr { color: var(--t3); transition: transform .25s var(--ease), color .2s var(--ease-ui); }
.data-cta a:hover strong .arr { transform: translate(3px, -3px); color: var(--signal); }
.data-cta span { color: var(--t3); font-size: 14px; }
.cite { margin-top: 24px; padding: 16px 18px; border: 1px dashed var(--line-2); border-radius: 12px; font: 13px/1.6 var(--mono); color: var(--t2); display: flex; gap: 16px; align-items: center; justify-content: space-between; }

.foot { position: relative; z-index: 2; background: var(--bg); border-top: 1px solid var(--line); padding: 40px var(--side) 0; color: var(--t3); font-size: 13px; display: grid; grid-template-columns: 1fr auto; gap: 16px; overflow: hidden; }
.foot p { margin: 0 0 6px; max-width: 760px; }
.fresh { display: inline-flex; gap: 8px; align-items: center; }
.wordmark { grid-column: 1 / -1; font: 600 clamp(80px, 19vw, 300px)/.78 var(--mono); letter-spacing: .02em; color: transparent; -webkit-text-stroke: 1px var(--line-2);
  margin: 40px 0 -.12em; user-select: none; white-space: nowrap; text-align: center; }

/* Reveal: CSS scroll timeline where supported, IntersectionObserver otherwise */
.rv { opacity: 1; }
.js .rv:not(.in) { opacity: 0; transform: translateY(12px); }
.js .rv { transition: opacity .7s var(--ease), transform .7s var(--ease); }

/* Method page */
.prose { max-width: 760px; margin: 0 auto; padding: 150px var(--gut) 96px; }
.prose h1 { font-size: clamp(44px, 6vw, 80px); }
.prose h2 { font: 500 26px var(--sans); letter-spacing: -.02em; margin: 56px 0 12px; }
.prose p, .prose li { color: var(--t2); }
.prose li { margin-bottom: 8px; }
.prose b { color: var(--t1); font-weight: 500; }
.prose code { font: 13px var(--mono); background: var(--raised); border: 1px solid var(--line); padding: 1px 6px; border-radius: 6px; color: var(--t1); }

@media (max-width: 1000px) {
  .telemetry { display: none; }
  .bar { grid-template-columns: auto 1fr; }
  .nav { justify-content: end; }
  .figs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fig:nth-child(2) { border-right: 0; }
  .fig:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .sec-head { grid-template-columns: 1fr; }
  .data-cta { grid-template-columns: 1fr; }
  .rail { display: none; }
}
@media (max-width: 1100px) and (min-width: 701px) {
  .table-wrap { overflow-x: auto; }
  .data thead th { position: static; }
}
@media (hover: none) { .spot > *::before { display: none; } }
@media (max-width: 700px) {
  .nav a:not(.keep) { display: none; }
  .stage { height: 62svh; top: 56px; }
  .over { margin-top: -62svh; }
  .hero { min-height: 0; padding-top: calc(62svh + 20px); padding-bottom: 56px; }
  .fig { padding: 28px 16px 24px; }
  .hero-copy { background: linear-gradient(to bottom, transparent, var(--bg) 56px); padding-top: 56px; margin: 0 -16px; padding-left: 16px; padding-right: 16px; }
  .fig b { font-size: 28px; }
  .next { grid-template-columns: 1fr; }
  .next .tminus { grid-row: auto; font-size: 26px; }
  .next button { grid-column: 1; }
  .step { min-height: 110svh; }
  .step .card { top: calc(56px + 64svh); width: 100%; padding: 20px; }
  .stat b { font-size: 44px; }
  .rail { display: none; }
  .table-wrap { overflow-x: auto; }
  table.data { min-width: 680px; }
  .data thead th { position: static; }
  .stage-ui .key { display: none; }
  .stage-ui { bottom: 12px; }
  .foot { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .js .rv:not(.in) { opacity: 1; transform: none; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
.sortbtn { all: unset; cursor: pointer; font: inherit; letter-spacing: inherit; text-transform: inherit; color: inherit; }
.sortbtn:hover { color: var(--t1); }
.sortbtn:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 4px; }
/* The story layer sits over the globe: let clicks and drags reach the globe except on actual content. */
.over { pointer-events: none; }
.over .hero-copy, .over .card { pointer-events: auto; }
.callout.above { transform: translate(-50%, calc(-100% - 22px)); }
.callout.above::before { left: 50%; top: auto; bottom: -22px; width: 1px; height: 22px; }

/* Hero: a soft scrim behind the copy instead of a box */
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; z-index: -1;
  background: radial-gradient(60% 55% at 18% 78%, var(--bg) 0%, color-mix(in oklch, var(--bg) 70%, transparent) 45%, transparent 75%); }
.hero { position: relative; }
h1 { text-wrap: wrap; }
.data th.rank-h { width: 1%; padding-right: 0; }
.scroll-cue { display: inline-flex; gap: 10px; align-items: center; margin-top: 36px; color: var(--t3); }
.scroll-cue i { width: 1px; height: 28px; background: linear-gradient(var(--t3), transparent); animation: cue 2.4s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }
.bn { display: inline-block; min-width: 6ch; text-align: right; }
.foot .micro a { text-decoration: none; color: var(--t2); }
.foot .micro a:hover { color: var(--t1); }
.inner.brief { max-width: var(--max); }
.brief > * { max-width: 980px; }
.brief-head { font: 500 clamp(24px, 2.6vw, 34px)/1.25 var(--sans); letter-spacing: -.02em; margin: 0 0 28px; text-wrap: balance; }
.brief-lines { list-style: none; margin: 0 0 28px; padding: 0; counter-reset: b; }
.brief-lines li { counter-increment: b; display: grid; grid-template-columns: 48px 1fr; gap: 12px; padding: 16px 0; border-top: 1px solid var(--line); color: var(--t2); }
.brief-lines li::before { content: counter(b, decimal-leading-zero); font: 500 12px/1.9 var(--mono); color: var(--signal); }
.brief-act { display: flex; gap: 10px; flex-wrap: wrap; }
.brief-act a.btn { text-decoration: none; }

/* Only the active chapter card is visible; the others fade, so cards never stack. */
.js .step .card { opacity: 0; transform: translateY(14px) scale(.985); transition: opacity .5s var(--ease), transform .6s var(--ease); }
.js .step.on .card { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .js .step .card { transform: none; } }