:root {
  color-scheme: dark;
  --ink: #f2f4ed;
  --muted: #9da7ae;
  --quiet: #67737d;
  --night: #0c1118;
  --night-deep: #080c11;
  --panel: #121a22;
  --panel-2: #17232b;
  --line: #2a3640;
  --mint: #baf8bb;
  --lime: #d5ff72;
  --coral: #ff9375;
  --amber: #f0c875;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--night); }
body { margin: 0; background: var(--night); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.55; overflow-x: hidden; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .23; background-image: linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, #000, transparent 78%); }
::selection { background: var(--lime); color: var(--night); }
a { color: inherit; }
button, input { font: inherit; }
button { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 20; padding: 10px 14px; background: var(--lime); color: var(--night); transform: translateY(-150%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 5; border-bottom: 1px solid var(--line); background: rgba(12,17,24,.86); backdrop-filter: blur(18px); }
.header-inner { max-width: var(--max); margin: 0 auto; padding: 20px 28px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.site-mark, .language-nav, .eyebrow, .section-kicker, .instrument-topline, .instrument-footer, .hero-facts, .trace-marker, .reading-label, .reading-time, .chart-legend, .definition-line, .heatmap-head, .heatmap-axis, .method-specs span, .method-specs small, .note-label, .limit-flag, .source-number, .source-arrow { font-family: var(--mono); text-transform: uppercase; letter-spacing: .11em; font-size: 10px; }
.site-mark { text-decoration: none; color: var(--muted); display: inline-flex; align-items: center; gap: 10px; }
.mark-pulse, .footer-pulse { width: 7px; height: 7px; display: inline-block; background: var(--lime); border-radius: 50%; box-shadow: 0 0 0 4px rgba(213,255,114,.12), 0 0 18px rgba(213,255,114,.7); }
.language-nav { display: flex; align-items: center; gap: 9px; color: var(--quiet); }
.language-nav a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; }
.language-nav a:hover, .language-nav a:focus-visible { color: var(--lime); border-bottom-color: var(--lime); }
.language-slash { color: var(--line); }

main { max-width: var(--max); margin: 0 auto; padding: 0 28px; }
.hero { min-height: 780px; padding: 105px 0 66px; display: grid; grid-template-columns: minmax(0, .88fr) minmax(460px, 1.12fr); gap: clamp(42px, 7vw, 108px); align-items: center; position: relative; }
.hero-copy { padding-bottom: 40px; position: relative; z-index: 1; }
.eyebrow, .section-kicker { color: var(--lime); margin: 0 0 25px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-weight: 400; }
h1 { margin-bottom: 30px; max-width: 10ch; font-family: var(--serif); font-size: clamp(4.2rem, 8.7vw, 8.5rem); line-height: .86; letter-spacing: -.075em; }
.lede { color: #cdd5d5; font-size: clamp(1.1rem, 1.6vw, 1.35rem); line-height: 1.48; max-width: 40rem; margin-bottom: 24px; }
.hero-boundary { max-width: 31rem; color: var(--muted); font-size: .9rem; line-height: 1.45; display: flex; gap: 10px; align-items: flex-start; margin: 0 0 38px; }
.boundary-dot { flex: 0 0 auto; width: 8px; height: 8px; margin-top: 7px; border: 1px solid var(--coral); border-radius: 50%; box-shadow: 0 0 0 4px rgba(255,147,117,.1); }
.primary-link { display: inline-flex; align-items: center; gap: 17px; padding: 12px 0; color: var(--lime); border-bottom: 1px solid var(--lime); text-decoration: none; font-family: var(--mono); text-transform: uppercase; letter-spacing: .1em; font-size: 11px; transition: gap .25s ease, color .25s ease; }
.primary-link:hover, .primary-link:focus-visible { gap: 25px; color: #fff; }

.instrument { background: linear-gradient(145deg, rgba(20,30,39,.92), rgba(10,16,22,.93)); border: 1px solid var(--line); box-shadow: 0 28px 90px rgba(0,0,0,.35), inset 0 0 0 1px rgba(255,255,255,.018); padding: 15px; position: relative; overflow: hidden; }
.instrument::after { content: ""; position: absolute; width: 170px; height: 170px; right: -50px; bottom: -50px; border-radius: 50%; background: rgba(186,248,187,.11); filter: blur(36px); pointer-events: none; }
.instrument-topline, .instrument-footer { color: var(--quiet); display: flex; justify-content: space-between; gap: 12px; }
.instrument-topline { padding: 2px 2px 15px; }
.instrument-footer { border-top: 1px solid var(--line); padding: 14px 2px 1px; font-size: 9px; }
.trace-frame { aspect-ratio: 1.3 / 1; min-height: 360px; position: relative; overflow: hidden; background: #071017; border: 1px solid #283e45; }
.trace-frame::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 63% 55%, rgba(186,248,187,.14), transparent 48%), linear-gradient(90deg, transparent 0 24.8%, rgba(255,147,117,.14) 24.8% 25%, transparent 25% 49.8%, rgba(255,147,117,.14) 49.8% 50%, transparent 50% 69.8%, rgba(255,147,117,.14) 69.8% 70%, transparent 70% 79.8%, rgba(255,147,117,.2) 79.8% 80%, transparent 80%); }
.trace-grid { position: absolute; inset: 0; opacity: .5; background-image: linear-gradient(rgba(129,211,180,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(129,211,180,.09) 1px, transparent 1px); background-size: 100% 25%, 10% 100%; pointer-events: none; }
.hero-trace { width: 100%; height: 100%; position: relative; z-index: 1; display: block; }
.trace-marker { position: absolute; z-index: 2; top: 16px; color: var(--coral); line-height: 1.2; display: flex; flex-direction: column; gap: 6px; }
.trace-marker span { color: var(--night); background: var(--coral); padding: 4px 5px; width: max-content; font-weight: 700; letter-spacing: .05em; }
.trace-marker small { color: rgba(255,255,255,.65); font-size: 8px; letter-spacing: .06em; white-space: nowrap; }
.trace-marker::after { content: ""; width: 1px; height: calc(100% + 318px); position: absolute; left: 10px; top: 28px; background: linear-gradient(to bottom, rgba(255,147,117,.75), rgba(255,147,117,0)); opacity: .62; }
.marker-seizure { left: 9%; }
.marker-left { left: 48%; }
.marker-left small { max-width: 75px; white-space: normal; }
.marker-bilateral { left: 68%; }
.marker-bilateral small { max-width: 82px; white-space: normal; transform: translateX(-45%); }
.marker-arrest { left: 78%; }
.marker-arrest small { max-width: 70px; white-space: normal; transform: translateX(-18%); }
.marker-arrest span { background: var(--lime); }
.marker-arrest { color: var(--lime); }
.trace-fallback { display: none; position: absolute; inset: auto 18px 15px; z-index: 3; color: var(--muted); font-size: 12px; }
.hero-facts { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 21px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; color: var(--quiet); }
.hero-facts div { display: flex; align-items: baseline; gap: 10px; }
.hero-facts strong { font-family: var(--serif); font-size: 31px; color: var(--ink); font-weight: 400; letter-spacing: -.04em; }
.hero-facts span { font-size: 9px; }

.section-rule { border-top: 1px solid var(--line); padding: 112px 0 122px; }
.section-intro { max-width: 700px; margin-bottom: 64px; }
.wide-intro { max-width: 850px; }
.section-intro h2, .limits h2 { margin-bottom: 22px; font-family: var(--serif); font-size: clamp(2.7rem, 5.5vw, 5.4rem); line-height: .95; letter-spacing: -.065em; }
.section-intro > p:last-child { color: var(--muted); max-width: 45rem; font-size: 1.04rem; }
.answer { display: grid; grid-template-columns: .76fr 1.24fr; gap: 70px; }
.answer .section-intro { margin: 0; }
.answer-grid { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.answer-line { display: grid; grid-template-columns: 56px 1fr; gap: 18px; padding: 25px 0 27px; border-bottom: 1px solid var(--line); }
.answer-index { padding-top: 5px; color: var(--lime); font: 11px var(--mono); letter-spacing: .1em; }
.answer-line h3 { font-size: 1.2rem; margin-bottom: 8px; }
.answer-line p { color: var(--muted); font-size: .96rem; line-height: 1.55; margin: 0; }
.answer-line strong { color: var(--ink); font-weight: 500; }
.source-line, .credit-line { color: var(--quiet); font: 10px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.source-line { grid-column: 2; margin: 31px 0 0; }
.source-line a, .credit-line a, .limits-source a { color: var(--lime); text-decoration-color: rgba(213,255,114,.45); text-underline-offset: 4px; }

.timeline-layout { display: grid; grid-template-columns: minmax(220px, .6fr) minmax(0, 1.4fr); gap: 26px; align-items: start; }
.window-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.window-button { appearance: none; border: 0; border-bottom: 1px solid var(--line); background: transparent; cursor: pointer; text-align: left; display: grid; grid-template-columns: 46px 1fr; gap: 14px; padding: 18px 12px 18px 0; transition: color .2s ease, padding .2s ease, background .2s ease; }
.window-button:hover, .window-button:focus-visible { color: var(--lime); padding-left: 8px; }
.window-button.is-active { color: var(--lime); background: linear-gradient(90deg, rgba(213,255,114,.08), transparent); padding-left: 10px; }
.window-code { color: var(--quiet); font: 11px var(--mono); letter-spacing: .08em; padding-top: 3px; }
.window-button.is-active .window-code { color: var(--lime); }
.window-button strong { display: block; font-size: .97rem; font-weight: 500; }
.window-button small { display: block; color: var(--quiet); font-size: .77rem; margin-top: 3px; }
.window-reading { min-height: 570px; background: var(--panel); border: 1px solid var(--line); padding: clamp(22px, 4vw, 42px); position: relative; overflow: hidden; }
.window-reading::before { content: "RELATIVE POWER"; position: absolute; right: 27px; top: 31px; color: rgba(255,255,255,.055); font: 31px var(--mono); letter-spacing: .08em; transform: rotate(90deg) translateX(100%); transform-origin: top right; }
.reading-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 18px; position: relative; }
.reading-label { color: var(--lime); margin: 0 0 13px; font-size: 10px; }
.reading-head h3 { font: 2rem/1 var(--serif); letter-spacing: -.04em; margin: 0; }
.reading-time { color: var(--quiet); text-align: right; margin: 4px 0 0; max-width: 120px; line-height: 1.45; }
.reading-description { color: var(--muted); font-size: .95rem; max-width: 42rem; min-height: 47px; margin-bottom: 36px; }
.chart-legend { display: flex; align-items: center; gap: 17px; color: var(--muted); font-size: 9px; margin-bottom: 16px; }
.chart-legend span { display: inline-flex; align-items: center; gap: 7px; }
.legend-swatch { width: 8px; height: 8px; display: inline-block; }
.swatch-delta { background: var(--mint); }
.swatch-gamma { background: var(--coral); }
.legend-unit { color: var(--quiet); margin-left: auto; }
.band-chart { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 13px; align-items: end; height: 300px; padding: 22px 0 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background-image: linear-gradient(to bottom, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 100% 25%; }
.band-column { display: grid; grid-template-rows: auto 1fr auto auto; min-width: 0; height: 100%; align-items: end; gap: 8px; }
.band-value { color: var(--ink); font: 11px var(--mono); text-align: center; white-space: nowrap; }
.band-rail { width: 100%; height: 215px; display: flex; align-items: end; }
.band-fill { width: 100%; min-height: 4px; transition: height .5s cubic-bezier(.22,1,.36,1); }
.fill-slow { background: linear-gradient(to top, #75c6b0, var(--mint)); }
.fill-fast { background: linear-gradient(to top, #cbaf68, var(--amber)); }
.fill-gamma { background: linear-gradient(to top, #d36e69, var(--coral)); }
.band-column > span { font: 10px var(--mono); color: var(--ink); text-align: center; white-space: nowrap; }
.band-column > small { color: var(--quiet); font-size: 9px; text-align: center; white-space: nowrap; }
.reading-callout { margin-top: 26px; display: flex; gap: 14px; align-items: flex-start; color: var(--muted); font-size: .89rem; max-width: 42rem; }
.reading-callout p { margin: 0; }
.reading-callout strong { color: var(--coral); font-weight: 500; }
.callout-mark { color: var(--lime); font: 20px var(--serif); line-height: 1; }
.data-table-wrap { margin-top: 30px; min-width: 0; }
details { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding: 17px 0; color: var(--lime); font: 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; }
summary:focus-visible { outline: 2px solid var(--lime); outline-offset: 5px; }
.table-scroll { max-width: 100%; min-width: 0; overflow-x: auto; padding-bottom: 4px; }
.data-table { width: 100%; min-width: 760px; border-collapse: collapse; color: var(--muted); font: 12px var(--mono); }
.data-table caption { text-align: left; color: var(--quiet); padding-bottom: 12px; font-size: 10px; }
.data-table th, .data-table td { padding: 10px 12px; border-top: 1px solid var(--line); text-align: right; }
.data-table th:first-child, .data-table td:first-child { text-align: left; padding-left: 0; }
.data-table thead th { color: var(--ink); font-weight: 400; }
.data-table tbody th { color: var(--ink); font-weight: 400; }
.data-table .absolute-row { color: var(--quiet); }
.table-note { color: var(--quiet); font-size: .85rem; margin: 17px 0 0; }

.bands { display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; }
.bands .section-intro { margin: 0; }
.band-definitions { border-top: 1px solid var(--line); }
.definition-row { display: grid; grid-template-columns: 25px 1fr; gap: 17px; border-bottom: 1px solid var(--line); padding: 18px 0; }
.definition-line { display: block; width: 4px; height: 44px; margin-top: 3px; }
.line-slow { background: var(--mint); }
.line-mid { background: var(--amber); }
.line-gamma { background: var(--coral); }
.definition-row h3 { margin: 0 0 4px; font-size: 1rem; }
.definition-row p { color: var(--muted); font-size: .88rem; margin: 0; }

.coupling-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(240px, .65fr); gap: 34px; align-items: stretch; }
.heatmap-panel { border: 1px solid var(--line); background: var(--panel); padding: 27px; }
.heatmap-head { display: flex; justify-content: space-between; color: var(--quiet); margin-bottom: 17px; font-size: 9px; }
.heatmap-grid { display: grid; grid-template-columns: minmax(105px, 1.25fr) repeat(3, 1fr); gap: 4px; }
.heatmap-axis { color: var(--muted); min-height: 34px; display: flex; align-items: center; justify-content: center; font-size: 9px; letter-spacing: .05em; text-align: center; }
.heatmap-row-label { justify-content: flex-start; color: var(--ink); padding-right: 10px; font-size: 8px; }
.heat-cell { min-height: 67px; display: flex; align-items: center; justify-content: center; color: var(--night); background: rgba(186,248,187,.28); font: 16px var(--mono); transition: background .4s ease, color .4s ease, transform .2s ease; }
.heat-cell.is-strong { color: var(--night); background: var(--lime); }
.heat-cell-empty { color: var(--quiet); background: rgba(255,255,255,.025); }
.heatmap-note { color: var(--quiet); font-size: .82rem; margin: 22px 0 0; }
.coupling-note { border-left: 1px solid var(--coral); padding: 10px 0 10px 29px; }
.note-label { color: var(--coral); margin-bottom: 20px; }
.big-mi { margin: 0 0 12px; color: var(--ink); font: 5rem/.8 var(--serif); letter-spacing: -.08em; }
.big-mi small { color: var(--coral); font: 11px var(--mono); letter-spacing: .08em; }
.coupling-note > p:not(.note-label):not(.big-mi):not(.p-value):not(.small-note) { color: var(--muted); font-size: .96rem; max-width: 18rem; }
.p-value { color: var(--lime); font: 12px var(--mono); margin: 27px 0; }
.small-note { color: var(--quiet); font-size: .8rem; max-width: 19rem; }

.method { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.method .section-intro { margin: 0; }
.method-grid { display: contents; }
.method-copy { grid-column: 1; grid-row: 2; color: var(--muted); font-size: 1rem; }
.method-copy p { margin-bottom: 23px; }
.method-boundary { color: var(--lime); border-left: 1px solid var(--lime); padding-left: 17px; }
.method-specs { grid-column: 2; grid-row: 1 / span 2; display: grid; grid-template-columns: repeat(2, 1fr); align-content: start; border-top: 1px solid var(--line); }
.method-specs div { padding: 18px 16px 18px 0; border-bottom: 1px solid var(--line); }
.method-specs div:nth-child(odd) { border-right: 1px solid var(--line); margin-right: 16px; }
.method-specs span, .method-specs small { color: var(--quiet); display: block; font-size: 9px; }
.method-specs strong { display: block; font: 1.55rem var(--serif); color: var(--ink); margin: 8px 0 4px; letter-spacing: -.03em; }

.limits { background: linear-gradient(135deg, rgba(87,39,31,.17), transparent 50%); }
.limit-flag { display: flex; align-items: center; gap: 12px; color: var(--coral); margin-bottom: 54px; }
.flag-line { display: inline-block; width: 35px; height: 1px; background: var(--coral); }
.limits-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 90px; }
.limits h2 { margin: 0; max-width: 9ch; }
.limits-copy { color: var(--muted); font-size: 1.02rem; max-width: 42rem; }
.limits-copy > p:first-child { color: var(--ink); font-size: 1.1rem; }
.limits-source { border-top: 1px solid rgba(255,147,117,.35); padding-top: 19px; color: var(--quiet); font: 11px/1.6 var(--mono); }

.sources { padding-bottom: 90px; }
.sources .section-intro { margin-bottom: 48px; }
.source-list { border-top: 1px solid var(--line); }
.source-item { display: grid; grid-template-columns: 45px 1fr 30px; gap: 18px; align-items: start; padding: 21px 0; border-bottom: 1px solid var(--line); text-decoration: none; transition: padding .25s ease, color .25s ease; }
.source-item:hover, .source-item:focus-visible { color: var(--lime); padding-left: 10px; }
.source-number { color: var(--quiet); padding-top: 4px; }
.source-item strong { display: block; font-weight: 500; font-size: 1rem; color: var(--ink); }
.source-item small { display: block; color: var(--muted); font-size: .84rem; margin-top: 3px; line-height: 1.45; }
.source-arrow { color: var(--lime); padding-top: 3px; text-align: right; }
.credit-line { margin-top: 31px; max-width: 760px; }

.site-footer { max-width: var(--max); margin: 0 auto; padding: 24px 28px 46px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 20px; color: var(--quiet); font: 10px var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.site-footer div { display: flex; align-items: center; gap: 10px; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--lime); }
.footer-pulse { width: 5px; height: 5px; box-shadow: 0 0 0 3px rgba(213,255,114,.1), 0 0 12px rgba(213,255,114,.6); }
.no-script-note { max-width: var(--max); margin: 0 auto; padding: 16px 28px; border-top: 1px solid var(--coral); color: var(--muted); font-size: .85rem; }
.error-page { min-height: 100vh; display: grid; place-items: center; padding: 30px; }
.error-page main { max-width: 600px; border-top: 1px solid var(--line); padding-top: 28px; }
.error-page h1 { max-width: 10ch; font-size: clamp(3.5rem, 8vw, 7rem); }
.error-page p:not(.eyebrow) { color: var(--muted); margin-bottom: 35px; }

:focus-visible { outline: 2px solid var(--lime); outline-offset: 4px; }

@media (max-width: 860px) {
  main { padding: 0 20px; }
  .header-inner { padding: 17px 20px; }
  .hero { min-height: auto; padding: 77px 0 50px; grid-template-columns: 1fr; gap: 42px; }
  .hero-copy { padding-bottom: 0; }
  h1 { max-width: 8ch; font-size: clamp(4rem, 16vw, 7rem); }
  .instrument { max-width: 740px; }
  .hero-facts { grid-column: auto; grid-template-columns: repeat(2, 1fr); row-gap: 17px; }
  .section-rule { padding: 84px 0 90px; }
  .answer, .bands, .method, .limits-grid { grid-template-columns: 1fr; gap: 42px; }
  .source-line { grid-column: auto; }
  .bands .section-intro, .method .section-intro { margin-bottom: 0; }
  .method-grid { display: grid; grid-template-columns: 1fr; gap: 42px; }
  .method-copy, .method-specs { grid-column: auto; grid-row: auto; }
  .method-specs { order: -1; }
  .limits h2 { max-width: 11ch; }
}

@media (max-width: 600px) {
  body { font-size: 15px; }
  .site-mark { font-size: 9px; letter-spacing: .07em; }
  .hero, .hero > *, .hero-copy, .instrument, .hero-facts { width: 100%; min-width: 0; }
  .hero { padding-top: 60px; }
  h1 { font-size: clamp(3.8rem, 18vw, 5.8rem); }
  .lede { font-size: 1.06rem; }
  .trace-frame { min-height: 0; height: 285px; aspect-ratio: auto; }
  .trace-marker { top: 10px; font-size: 8px; }
  .trace-marker small { max-width: none; font-size: 7px; white-space: nowrap; writing-mode: vertical-rl; transform: rotate(180deg); margin-top: 3px; }
  .trace-marker::after { height: 230px; }
  .instrument-footer { flex-wrap: wrap; line-height: 1.5; }
  .section-rule { padding: 69px 0 76px; }
  .section-intro { margin-bottom: 42px; }
  .section-intro h2, .limits h2 { font-size: clamp(2.7rem, 13vw, 4.6rem); }
  .answer-line { grid-template-columns: 37px 1fr; gap: 10px; }
  .timeline-layout, .coupling-layout { grid-template-columns: 1fr; }
  .window-list { order: 2; }
  .window-reading { min-height: 530px; padding: 21px 17px 24px; }
  .window-reading::before { display: none; }
  .reading-head { display: block; }
  .reading-time { text-align: left; max-width: none; margin-top: 11px; }
  .reading-description { min-height: 0; margin-bottom: 26px; }
  .chart-legend { flex-wrap: wrap; gap: 10px; }
  .legend-unit { width: 100%; margin-left: 0; }
  .band-chart { gap: 6px; height: 265px; }
  .band-rail { height: 178px; }
  .band-column > span { font-size: 8px; transform: rotate(-38deg); transform-origin: top center; margin-top: 4px; }
  .band-column > small { font-size: 7px; margin-top: 8px; }
  .band-value { font-size: 9px; }
  .data-table-wrap { margin-top: 23px; }
  .data-table-wrap details { min-width: 0; }
  .heatmap-panel { padding: 20px 13px; }
  .heatmap-grid { grid-template-columns: minmax(76px, 1.2fr) repeat(3, 1fr); }
  .heat-cell { min-height: 54px; font-size: 13px; }
  .heatmap-axis { font-size: 7px; }
  .heatmap-row-label { font-size: 7px; }
  .coupling-note { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--coral); }
  .method-specs { grid-template-columns: repeat(2, 1fr); }
  .method-specs div { padding-right: 10px; }
  .method-specs div:nth-child(odd) { margin-right: 10px; }
  .source-item { grid-template-columns: 30px 1fr 20px; gap: 9px; }
  .source-item small { font-size: .78rem; }
  .site-footer { padding: 20px 20px 34px; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}