:root {
  --paper: #f8faf7;
  --surface: #ffffff;
  --ink: #14231f;
  --ink-soft: #50615b;
  --rule: #d7dfda;
  --rule-dark: #344641;
  --accent: #bd432c;
  --accent-dark: #91301f;
  --teal: #147b72;
  --blue: #315f88;
  --yellow: #f4c94f;
  --max-width: 1180px;
  --header-height: 68px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body,
button,
a {
  font-synthesis: none;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  color: inherit;
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(calc(100% - 48px), var(--max-width));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  border-bottom: 1px solid rgba(20, 35, 31, 0.12);
  background: rgba(248, 250, 247, 0.94);
  backdrop-filter: blur(16px);
}

.nav-shell {
  position: relative;
  display: flex;
  width: min(calc(100% - 48px), var(--max-width));
  height: 100%;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
  font-weight: 700;
}

.wordmark-mark {
  display: block;
  width: 32px;
  height: 32px;
  overflow: hidden;
  border-radius: 50%;
}

.wordmark-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent);
}

.nav-links .nav-code {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  color: var(--ink);
}

.nav-code img {
  width: 15px;
  height: 15px;
}

.nav-links .nav-code:hover,
.nav-links .nav-code:focus-visible {
  background: var(--ink);
  color: #fff;
}

.nav-links .nav-code:hover img,
.nav-links .nav-code:focus-visible img {
  filter: invert(1);
}

.menu-button {
  display: none;
  width: 40px;
  height: 40px;
  padding: 10px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
}

.menu-button span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
}

.hero {
  overflow: hidden;
  padding: 88px 0 0;
}

.hero-copy {
  max-width: 980px;
  text-align: center;
}

.eyebrow,
.section-index {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 750;
  text-transform: uppercase;
}

.eyebrow span {
  display: inline-block;
  margin-right: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  background: var(--accent);
  color: #fff;
}

.hero h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 82px;
  font-weight: 700;
  line-height: 0.98;
}

.paper-title {
  max-width: 880px;
  margin: 28px auto 0;
  color: #243a34;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 27px;
  line-height: 1.35;
}

.authors {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 26px;
  margin-top: 25px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 650;
}

.authors > * {
  position: relative;
}

.authors a {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

.authors a:hover,
.authors a:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.authors > *:not(:last-child)::after {
  position: absolute;
  margin-left: 13px;
  color: #aeb9b4;
  content: "\00b7";
}

.authors sup,
.affiliations sup {
  margin-left: 2px;
  font-size: 0.65em;
  line-height: 0;
  vertical-align: super;
}

.affiliations {
  display: grid;
  justify-items: center;
  gap: 3px;
  max-width: 980px;
  margin: 12px auto 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.resource-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.resource-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  border: 1px solid var(--rule);
  border-radius: 5px;
  background: var(--surface);
  font-size: 13px;
  font-weight: 750;
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.resource-link::after,
.text-link::after {
  content: "\2197";
}

.resource-link:hover,
.resource-link:focus-visible {
  border-color: var(--ink);
  box-shadow: 0 5px 16px rgba(20, 35, 31, 0.08);
  transform: translateY(-2px);
}

.resource-primary {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.resource-primary:hover,
.resource-primary:focus-visible {
  border-color: var(--accent);
  background: var(--accent);
}

.resource-icon {
  display: inline-flex;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  align-items: center;
  justify-content: center;
}

.resource-icon img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

.resource-icon img[src*="huggingface"] {
  filter: invert(84%) sepia(74%) saturate(1035%) hue-rotate(344deg) brightness(103%) contrast(102%);
}

.resource-primary .resource-icon img {
  filter: invert(1);
}

.hero-figure-wrap {
  margin-top: 68px;
  animation: figure-in 700ms ease-out both;
}

.paper-figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--rule);
  border-radius: 6px;
  background: var(--surface);
}

.paper-figure img {
  width: 100%;
  height: auto;
}

.hero-figure {
  border-bottom: 0;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
  box-shadow: 0 22px 50px rgba(20, 35, 31, 0.1);
}

.metric-strip {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.metric {
  min-width: 0;
  padding: 28px 34px;
  border-left: 1px solid var(--rule);
}

.metric:last-child {
  border-right: 1px solid var(--rule);
}

.metric strong {
  display: block;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1;
}

.metric strong span {
  color: var(--accent);
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
}

.metric p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 650;
}

.metric-accent strong {
  color: var(--teal);
}

.section {
  padding: 112px 0;
}

.editorial-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.25fr);
  gap: 100px;
}

.section-heading h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 47px;
  font-weight: 600;
  line-height: 1.12;
}

.section-index {
  color: var(--accent);
}

.abstract-copy {
  max-width: 700px;
  color: var(--ink-soft);
  font-size: 17px;
}

.lead {
  margin-top: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 25px;
  line-height: 1.5;
}

.abstract-note {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
}

.abstract-note span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.abstract-note p {
  margin: 0;
  color: var(--ink);
  font-weight: 650;
}

.geo-zoom {
  position: relative;
  height: 420vh;
  background: #07110f;
}

.geo-sticky {
  position: sticky;
  isolation: isolate;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  min-height: 620px;
  overflow: hidden;
  background: #07110f url("assets/map-zoom/seattle-l0.webp") center / cover no-repeat;
  color: #f4f7f5;
}

.geo-map-canvas,
.geo-map-wash {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.geo-map-canvas {
  z-index: 0;
  opacity: 0;
}

.geo-map-canvas.is-ready {
  opacity: 1;
}

.geo-map-layers {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.geo-map-layer {
  display: none;
}

.geo-map-wash {
  z-index: 1;
  background: rgba(4, 15, 13, 0.6);
}

.geo-axis {
  position: absolute;
  z-index: 2;
  opacity: 0.28;
  pointer-events: none;
  will-change: top, left;
}

.geo-axis-x {
  top: 50%;
  right: 0;
  left: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.34);
}

.geo-axis-y {
  top: 0;
  bottom: 0;
  left: 50%;
  border-left: 1px solid rgba(255, 255, 255, 0.34);
}

.geo-target {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 3;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  will-change: top, left;
}

.geo-target::before,
.geo-target::after {
  position: absolute;
  background: rgba(255, 255, 255, 0.72);
  content: "";
}

.geo-target::before {
  top: 50%;
  left: -12px;
  width: 64px;
  height: 1px;
}

.geo-target::after {
  top: -12px;
  left: 50%;
  width: 1px;
  height: 64px;
}

.geo-target span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #f08a70;
  transform: translate(-50%, -50%);
}

.geo-ui {
  position: relative;
  z-index: 4;
  display: flex;
  height: 100%;
  padding-top: 62px;
  padding-bottom: 42px;
  flex-direction: column;
  justify-content: space-between;
}

.geo-copy {
  max-width: 560px;
}

.geo-copy .section-index {
  color: #f08a70;
}

.geo-copy h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 56px;
  font-weight: 600;
  line-height: 1.08;
}

.geo-copy > p:last-child {
  max-width: 470px;
  margin: 22px 0 0;
  color: #c4d0cb;
  font-size: 15px;
}

.geo-readout {
  position: absolute;
  top: 64px;
  right: 0;
  display: grid;
  gap: 4px;
  text-align: right;
}

.geo-readout span,
.geo-stage-readout span {
  color: #c4d0cb;
  font-size: 10px;
  font-weight: 750;
  text-transform: uppercase;
}

.geo-readout strong,
.geo-stage-readout strong {
  color: #fff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 650;
}

.geo-bottom {
  position: relative;
  display: flex;
  min-height: 54px;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.geo-levels {
  display: grid;
  width: min(560px, 58%);
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.32);
  list-style: none;
}

.geo-levels li {
  position: relative;
  color: #80928b;
  transition: color 180ms ease;
}

.geo-levels button {
  display: grid;
  width: 100%;
  gap: 3px;
  padding: 15px 8px 0 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  touch-action: manipulation;
}

.geo-levels button:hover {
  color: #fff;
}

.geo-levels button:focus-visible {
  border-radius: 2px;
  outline: 2px solid #f4b36b;
  outline-offset: 5px;
}

.geo-levels li::before {
  position: absolute;
  top: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  content: "";
}

.geo-levels li.is-active {
  color: #fff;
}

.geo-levels li.is-active::before {
  background: #f08a70;
}

.geo-levels strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  line-height: 1;
}

.geo-levels span {
  font-size: 9px;
  font-weight: 750;
  text-transform: uppercase;
}

.geo-stage-readout {
  display: grid;
  width: 190px;
  min-height: 33px;
  gap: 5px;
  text-align: right;
}

.geo-progress {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 5;
  height: 3px;
  background: rgba(255, 255, 255, 0.12);
}

.geo-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: #f08a70;
  transform: scaleX(0);
  transform-origin: left;
  will-change: transform;
}

.section-ink {
  background: var(--ink);
  color: #f4f7f5;
}

.section-heading-wide {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 48px;
}

.section-summary {
  max-width: 440px;
  margin: 0 0 4px auto;
  color: var(--ink-soft);
}

.section-ink .section-index {
  color: #f08a70;
}

.section-ink .section-summary {
  color: #afbeb8;
}

.method-figure {
  border-color: var(--rule-dark);
  background: #fff;
}

.method-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid var(--rule-dark);
}

.method-steps article {
  padding: 30px 40px 0 0;
}

.method-steps article + article {
  padding-left: 40px;
  border-left: 1px solid var(--rule-dark);
}

.step-number {
  color: #f08a70;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
}

.method-steps h3 {
  margin: 10px 0 10px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
  font-weight: 600;
}

.method-steps p {
  margin: 0;
  color: #afbeb8;
  font-size: 14px;
}

.result-tables {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.result-block {
  min-width: 0;
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}

.result-block:nth-child(2) {
  border-top-color: var(--teal);
}

.result-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 24px 18px;
}

.result-title p {
  margin: 0 0 3px;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.result-title h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 26px;
}

.result-title > strong {
  font-size: 17px;
  white-space: nowrap;
}

.result-title > strong span {
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 650;
  text-transform: uppercase;
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 490px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

th,
td {
  padding: 13px 12px;
  border-top: 1px solid var(--rule);
  text-align: right;
}

th:first-child,
td:first-child {
  padding-left: 24px;
  text-align: left;
}

th:last-child,
td:last-child {
  padding-right: 24px;
}

th {
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 750;
  text-transform: uppercase;
}

td {
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
}

.efficiency-figure {
  margin-top: 56px;
}

.dataset-section {
  border-top: 1px solid var(--rule);
  background: #f1f5f2;
}

.dataset-intro {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 100px;
}

.dataset-copy {
  max-width: 610px;
  color: var(--ink-soft);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.dataset-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 68px 0 36px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.dataset-facts div {
  padding: 24px;
  border-left: 1px solid var(--rule);
}

.dataset-facts div:last-child {
  border-right: 1px solid var(--rule);
}

.dataset-facts strong,
.dataset-facts span {
  display: block;
}

.dataset-facts strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  line-height: 1.2;
}

.dataset-facts span {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}

.dataset-figure {
  background: #fff;
}

.citation-section {
  border-top: 1px solid var(--rule);
  background: #eef3ef;
}

.citation-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 88px;
  align-items: start;
}

.citation-intro h2 {
  max-width: 320px;
}

.citation-note {
  max-width: 330px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid #cbd5cf;
  color: var(--ink-soft);
  font-size: 13px;
}

.citation-content {
  min-width: 0;
}

.citation-record {
  padding: 25px 0 28px;
  border-top: 3px solid var(--accent);
  border-bottom: 1px solid #cbd5cf;
}

.citation-record-label {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.citation-record h3 {
  max-width: 760px;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.32;
}

.citation-authors {
  margin: 14px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.citation-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 18px;
  color: #687a73;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.citation-meta a {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-color: rgba(20, 123, 114, 0.3);
  text-underline-offset: 3px;
}

.citation-meta a:hover,
.citation-meta a:focus-visible {
  color: var(--accent);
  text-decoration-color: currentColor;
}

.bibtex-wrap {
  margin-top: 24px;
  overflow: hidden;
  border: 1px solid #c5d0ca;
  border-radius: 4px;
  background: #f9fbf9;
  color: #20312c;
}

.bibtex-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 52px;
  padding: 0 14px 0 18px;
  border-bottom: 1px solid #293a35;
  background: #14231f;
  color: #d8e2de;
  font-size: 11px;
  font-weight: 750;
  text-transform: uppercase;
}

.bibtex-label {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 12px;
}

.bibtex-key {
  overflow: hidden;
  color: #849790;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 9px;
  text-overflow: ellipsis;
  text-transform: none;
  white-space: nowrap;
}

.copy-button {
  min-width: 96px;
  padding: 7px 11px;
  border: 1px solid #52655e;
  border-radius: 3px;
  background: transparent;
  color: #f4f7f5;
  cursor: pointer;
  font-size: 10px;
  font-weight: 750;
}

.copy-button:hover,
.copy-button:focus-visible {
  border-color: #f08a70;
  color: #f08a70;
}

pre {
  overflow: hidden;
  margin: 0;
  padding: 22px 24px 24px;
  color: #263832;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  line-height: 1.8;
  tab-size: 2;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.bib-type {
  color: var(--accent);
  font-weight: 800;
}

.bib-key {
  color: var(--blue);
}

.bib-field {
  color: var(--teal);
  font-weight: 700;
}

.site-footer {
  padding: 55px 0;
  background: #0d1714;
  color: #dbe4e0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px 60px;
  align-items: end;
}

.footer-wordmark {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  font-weight: 700;
}

.site-footer p {
  margin: 4px 0 0;
  color: #8fa19a;
  font-size: 12px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 12px;
  font-weight: 700;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #f08a70;
}

.footer-meta {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid #263630;
}

@keyframes figure-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .nav-links {
    gap: 18px;
  }

  .hero {
    padding-top: 72px;
  }

  .hero h1 {
    font-size: 68px;
  }

  .paper-title {
    font-size: 23px;
  }

  .section {
    padding: 88px 0;
  }

  .editorial-grid,
  .dataset-intro {
    gap: 60px;
  }

  .section-heading h2 {
    font-size: 40px;
  }

  .geo-copy h2 {
    font-size: 48px;
  }

  .result-tables {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  :root {
    --header-height: 60px;
  }

  .shell,
  .nav-shell {
    width: min(calc(100% - 32px), var(--max-width));
  }

  .menu-button {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    padding: 16px;
    border: 1px solid var(--rule);
    border-top: 0;
    background: var(--surface);
    box-shadow: 0 16px 30px rgba(20, 35, 31, 0.12);
  }

  .nav-links[data-open="true"] {
    display: grid;
    gap: 0;
  }

  .nav-links a {
    padding: 10px 4px;
  }

  .nav-links .nav-code {
    justify-content: center;
    margin-top: 8px;
    padding: 9px 12px;
    text-align: center;
  }

  .hero {
    padding-top: 58px;
  }

  .hero h1 {
    font-size: 54px;
  }

  .paper-title {
    margin-top: 22px;
    font-size: 20px;
  }

  .authors {
    gap: 6px 18px;
  }

  .authors > *:not(:last-child)::after {
    margin-left: 9px;
  }

  .hero-figure-wrap {
    margin-top: 48px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .geo-zoom {
    height: 360vh;
  }

  .geo-sticky {
    min-height: 560px;
  }

  .geo-ui {
    padding-top: 42px;
    padding-bottom: 34px;
  }

  .geo-copy {
    max-width: 470px;
  }

  .geo-copy h2 {
    font-size: 42px;
  }

  .geo-readout {
    top: auto;
    right: auto;
    bottom: 112px;
    left: 0;
    text-align: left;
  }

  .geo-bottom {
    display: block;
  }

  .geo-levels {
    width: 100%;
  }

  .geo-levels button {
    padding-right: 4px;
  }

  .geo-stage-readout {
    display: none;
  }

  .metric {
    display: grid;
    grid-template-columns: 120px 1fr;
    align-items: center;
    padding: 19px 20px;
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .metric p {
    margin: 0;
  }

  .editorial-grid,
  .section-heading-wide,
  .dataset-intro,
  .citation-layout {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .section-heading-wide {
    margin-bottom: 36px;
  }

  .section-summary {
    max-width: none;
    margin: 0;
  }

  .method-steps {
    grid-template-columns: 1fr;
  }

  .method-steps article,
  .method-steps article + article {
    padding: 24px 0;
    border-bottom: 1px solid var(--rule-dark);
    border-left: 0;
  }

  .method-steps article:last-child {
    border-bottom: 0;
  }

  .dataset-facts {
    grid-template-columns: 1fr 1fr;
  }

  .dataset-facts div:nth-child(2) {
    border-right: 1px solid var(--rule);
  }

  .dataset-facts div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--rule);
  }
}

@media (max-width: 520px) {
  body {
    font-size: 15px;
  }

  .hero-copy {
    text-align: left;
  }

  .eyebrow {
    line-height: 1.8;
  }

  .hero h1 {
    font-size: 44px;
  }

  .paper-title {
    font-size: 18px;
  }

  .authors,
  .resource-links {
    justify-content: flex-start;
  }

  .affiliations {
    justify-content: flex-start;
    justify-items: start;
    margin-top: 13px;
    font-size: 12px;
  }

  .authors {
    font-size: 13px;
  }

  .resource-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .resource-link {
    justify-content: flex-start;
  }

  .section {
    padding: 72px 0;
  }

  .geo-sticky {
    min-height: 520px;
  }

  .geo-copy h2 {
    font-size: 35px;
  }

  .geo-copy > p:last-child {
    max-width: 330px;
    margin-top: 16px;
    font-size: 13px;
  }

  .geo-readout {
    bottom: 102px;
  }

  .geo-levels strong {
    font-size: 18px;
  }

  .geo-target {
    width: 32px;
    height: 32px;
  }

  .section-heading h2 {
    font-size: 34px;
  }

  .lead {
    font-size: 21px;
  }

  .abstract-note {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .result-title {
    align-items: start;
    padding-inline: 16px;
  }

  .result-title > strong {
    font-size: 14px;
  }

  .dataset-facts {
    margin-top: 48px;
  }

  .dataset-facts div {
    padding: 18px 14px;
  }

  .dataset-facts strong {
    font-size: 22px;
  }

  .citation-layout {
    gap: 28px;
  }

  .citation-intro h2,
  .citation-note {
    max-width: 100%;
  }

  .citation-record {
    padding-top: 21px;
  }

  .citation-record h3 {
    font-size: 21px;
  }

  .bibtex-key {
    display: none;
  }

  pre {
    padding: 18px;
    font-size: 10px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}