/* The article. Shared pieces come from tokens.css, components.css and site.css. */
.art { position: relative; font-size: 18px; line-height: 1.6; }
.art-head, .art-sec { display: flex; flex-wrap: wrap; border-bottom: var(--stroke-hair) solid var(--ink); }
.art-head { border-bottom-width: var(--stroke-rule); }
.art-side { flex: 0 1 236px; padding: 32px 20px 16px; border-right: var(--stroke-rule) solid var(--ink); display: flex; flex-direction: column; gap: 8px; }
.art-head .art-side { padding: 48px 20px 40px; }
.art-body { flex: 999 1 560px; min-width: 0; padding: 32px 20px 40px; display: flex; flex-direction: column; gap: 20px; }
.art-head .art-body { padding: 48px 20px 40px; gap: 16px; }
.art-sec--plain { border-bottom-width: var(--stroke-rule); }
.art-num { font: 600 40px/1 var(--font-mono); }
.art-eyebrow, .art-label { font: 600 11px/1.3 var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin: 0; }
.art h1 { margin: 0; font: 700 clamp(34px, 5vw, 56px)/1.05 var(--font-sans); }
.art h2 { margin: 0; font: 700 28px/1.2 var(--font-sans); max-width: 26em; }
.art h2.art-label { font: 600 11px/1.3 var(--font-mono); max-width: none; }
.byline { margin: 0; font: 400 13px/1.4 var(--font-mono); color: var(--muted); }
.art-text { max-width: 38em; display: flex; flex-direction: column; gap: 16px; }
.art-text p { margin: 0; }

.art-fig { margin: 8px 0 0; max-width: 720px; display: flex; flex-direction: column; gap: 8px; }
.art-fig--wide { max-width: 820px; }
.art-fig figcaption { font: 400 12px/1.4 var(--font-mono); color: var(--muted); }
.lab { font: 600 11px/1 var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; display: block; margin-bottom: 6px; }
.cells { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 4px; margin-bottom: 4px; }
.cells i { display: block; height: 40px; border: var(--stroke-hair) solid var(--ink); }
.band { height: 40px; border: var(--stroke-hair) solid var(--ink); padding: 0 10px; display: flex; align-items: center; font: 600 13px/1 var(--font-mono); margin-bottom: 4px; }
.hook { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; }

.gridfig { border: var(--stroke-hair) solid var(--ink); padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.gridrow { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 10px; align-items: center; }
.gridrow b { font: 600 13px/1 var(--font-mono); }
.gridrow .cells { gap: 6px; margin: 0; }
.gridrow .cells i { height: 56px; }
.pull { margin: 8px 0 0; padding: 20px 0 0; border-top: var(--stroke-rule) solid var(--ink); max-width: 22em; font: 700 30px/1.25 var(--font-sans); }
.pull--quote { font: italic 400 26px/1.3 var(--font-sans); }
.pull cite { font: 400 13px/1 var(--font-mono); font-style: normal; color: var(--muted); }

.triad { display: flex; flex-direction: column; gap: 4px; }
.trow { display: grid; grid-template-columns: 24px minmax(0, 1fr) minmax(0, 1fr); gap: 10px; align-items: center; }
.trow b { font: 600 13px/1 var(--font-mono); }
.trow .cells { margin: 0; }
.trow .cells i, .trow .band { height: 32px; margin: 0; }

.spectrum { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 4px; }
.sp { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.sp div { height: 72px; border: var(--stroke-hair) solid var(--ink); padding: 6px; display: flex; align-items: flex-end; font: 600 12px/1 var(--font-mono); }
.sp span { font: 400 11px/1.3 var(--font-mono); color: var(--muted); }
@media (max-width: 700px) { .spectrum { grid-template-columns: repeat(6, minmax(0, 1fr)); row-gap: 12px; } }

.model { margin: 8px 0 0; max-width: 820px; border-top: var(--stroke-rule) solid var(--ink); }
.model > div { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 8px 20px; align-items: center; padding: 14px 0; border-bottom: var(--stroke-hair) solid var(--ink); }
.model dt { margin: 0; font: 700 15px/1.2 var(--font-sans); }
.model dt span { font-weight: 400; }
.model dd { margin: 0; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.model .sw { display: grid; gap: 4px; }
.model .sw i { height: 28px; border: var(--stroke-hair) solid var(--ink); display: block; }
.model dd > span { font: 400 12px/1.3 var(--font-mono); color: var(--muted); }
@media (max-width: 560px) { .model > div { grid-template-columns: 1fr; } }

.wheels { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px 40px; }
.wheel { display: flex; flex-direction: column; gap: 10px; }
.wheel__disc { position: relative; width: 100%; max-width: 340px; aspect-ratio: 1 / 1; }
.wheel__disc > * { position: absolute; }
.wheel__ring { left: 12%; top: 12%; width: 76%; height: 76%; border-radius: 50%; border: var(--stroke-hair) solid var(--ink); }
.wheel__hole { left: 34%; top: 34%; width: 32%; height: 32%; border-radius: 50%; border: var(--stroke-hair) solid var(--ink); background: var(--paper); }
.wheel__lab { transform: translate(-50%, -50%); font: 400 12px/1 var(--font-mono); }
.wheel__dot { width: 18px; height: 18px; margin: -9px 0 0 -9px; border-radius: 50%; border: 2px solid #fff; box-shadow: 0 0 0 2px #000; }
.wheel p { margin: 0; font-size: 13px; line-height: 1.5; max-width: 30em; }

.lanes { display: flex; flex-direction: column; gap: 4px; }
.lane { display: grid; gap: 4px; }
.lane i { height: 36px; border: var(--stroke-hair) solid var(--ink); padding: 6px; display: flex; align-items: flex-end; font: 600 11px/1 var(--font-mono); font-style: normal; }
.switchrow { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; font: 600 13px/1 var(--font-sans); }
.switchrow .off { color: var(--off); }
.switchrow .note { font: 400 12px/1.3 var(--font-mono); color: var(--muted); }
.tog { width: 56px; height: 30px; border: 2px solid var(--ink); background: var(--paper); padding: 0; position: relative; cursor: pointer; border-radius: 15px; flex-shrink: 0; }
.tog span { position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--paper); border: 2px solid var(--ink); box-sizing: border-box; }
.tog[aria-checked="true"] { background: var(--ink); }
.tog[aria-checked="true"] span { left: 29px; }
@media (pointer: coarse) { .tog { min-height: 44px; min-width: 64px; border-radius: 22px; } .tog span { top: 9px; } }

.closer { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-top: 8px; }
.closer a:not(.pr-btn) { font: 500 14px/1.4 var(--font-sans); }
.closer__main { text-decoration: none; }

.sources { margin: 0; padding: 0 0 0 18px; display: flex; flex-direction: column; gap: 6px; font-size: 15px; line-height: 1.5; }
.author-name { margin: 0; font: 700 24px/1.2 var(--font-sans); }
.author-bio { margin: 0; max-width: 34em; }
.author-links { margin: 0; display: flex; flex-wrap: wrap; gap: 8px 24px; }
.author-links a { display: inline-block; padding: 10px 0; font: 500 14px/1.4 var(--font-sans); }

/* Poly walks down the left column as the page scrolls (art.js sets --y and --x). */
.walker { position: absolute; top: 0; bottom: 0; left: 0; width: 236px; pointer-events: none; z-index: 2; }
.walker svg { position: absolute; left: 20px; top: 0; image-rendering: pixelated; transform: translate(var(--x, 0px), var(--y, 56px)); }
@media (max-width: 900px) {
  .art { padding-left: 48px; }
  .walker { width: 48px; }
  .walker svg { left: 7px; width: 34px; height: 34px; }
  .art-side, .art-head .art-side { flex-basis: 0; padding: 0; border-right: 0; }
  .art-side > * { display: none; }
  .art-body { flex-basis: 100%; }
  .art-num-mobile { display: block; }
}

.author { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 24px 32px; }
.author-photo { width: 200px; height: auto; aspect-ratio: 862 / 1270; object-fit: cover; border: var(--stroke-hair) solid var(--ink); }
.author-text { flex: 1 1 320px; max-width: 34em; display: flex; flex-direction: column; gap: 12px; }