:root {
  color-scheme: light;
  --canvas: #f4f0e9;
  --canvas-deep: #ece5db;
  --surface: #ffffff;
  --surface-subtle: #faf8f4;
  --surface-warm: #fff9f2;
  --ink: #201e1b;
  --ink-soft: #625d56;
  --ink-faint: #716a63;
  --accent: #a84f1f;
  --accent-strong: #76300f;
  --accent-soft: #f6e4d8;
  --line: #ddd5ca;
  --line-strong: #c8bcad;
  --media: #171717;
  --success: #2f6b4f;
  --error: #9d2d25;
  --focus: #1458c7;
  --shadow-sm: 0 1px 2px rgba(42, 34, 24, 0.05);
  --shadow-md: 0 14px 34px rgba(42, 34, 24, 0.07);
  --radius-lg: 0.75rem;
  --radius-md: 0.5rem;
  --radius-sm: 0.375rem;
  --reading-width: 55rem;
  --wide-width: 78rem;
  --shell-width: 100rem;
  --aside-width: 14.75rem;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 0;
}

body {
  margin: 0;
  min-width: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--canvas);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

img {
  height: auto;
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: var(--accent-strong);
  text-decoration-color: rgba(132, 56, 22, 0.45);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

p {
  margin-block: 0 1em;
}

strong {
  color: var(--ink);
}

::selection {
  color: var(--ink);
  background: var(--accent-soft);
}

[hidden] {
  display: none !important;
}

a:focus-visible,
button:focus-visible,
video:focus-visible,
[tabindex]:focus-visible,
main:focus-visible,
.table-region:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  min-height: 2.75rem;
  padding: 0.62rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  font-weight: 750;
  transform: translateY(calc(-100% - 1.5rem));
  transition: transform 140ms ease;
}

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

.site-shell {
  display: grid;
  grid-template-columns: var(--aside-width) minmax(0, 1fr);
  align-items: start;
  gap: clamp(1rem, 2vw, 2rem);
  width: min(100%, var(--shell-width));
  min-width: 0;
  margin-inline: auto;
  padding: 0 clamp(1rem, 2.5vw, 2.5rem) 2.5rem;
}

.site-shell > *,
.page-column,
.content-frame,
.hero__summary > *,
.research-team__affiliations > *,
.headline-metrics > *,
.prose--lead > *,
.contribution-grid > *,
.method-steps > *,
.video-grid > *,
.evidence-grid > * {
  min-width: 0;
}

.page-column {
  width: 100%;
}

.research-index--desktop {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  min-height: 100vh;
  max-height: 100vh;
  flex-direction: column;
  align-self: start;
  overflow-y: auto;
  padding: clamp(1.35rem, 2.8vw, 2.25rem) 1.15rem;
  border-right: 1px solid var(--line);
  background: rgba(250, 248, 244, 0.96);
}

.research-index__wordmark,
.mobile-header__wordmark {
  color: var(--ink);
  font-weight: 820;
  letter-spacing: 0;
  text-decoration: none;
}

.research-index__wordmark {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  font-size: 1.35rem;
}

.research-index__label,
.eyebrow,
.card-kicker,
.section-number,
.figure-label,
.method-note__label {
  margin: 0;
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.35;
  text-transform: uppercase;
}

.research-index__label {
  margin-top: 2.1rem;
  color: var(--ink-faint);
}

.research-index nav {
  margin-top: 0.75rem;
}

.research-index__list,
.mobile-nav,
.fact-tags,
.headline-metrics,
.contribution-grid,
.method-steps,
.video-grid,
.evidence-grid,
.resource-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.research-index__list {
  display: grid;
  gap: 0.25rem;
}

.research-index__list a {
  display: grid;
  grid-template-columns: 1.65rem minmax(0, 1fr);
  align-items: center;
  min-height: 2.75rem;
  padding: 0.45rem 0.55rem;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink-soft);
  font-size: 0.93rem;
  font-weight: 680;
  text-decoration: none;
}

.research-index__list span {
  color: var(--ink-faint);
  font-size: 0.68rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.research-index__list a[aria-current="location"] {
  border-left-color: var(--accent);
  color: var(--accent-strong);
  background: var(--accent-soft);
  text-decoration: underline;
  text-decoration-thickness: 0.11em;
}

.mobile-header {
  display: none;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  color: #fffaf3;
  background: #151310;
  box-shadow: 0 28px 76px rgba(21, 19, 16, 0.32);
}

.section,
.site-footer {
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.hero {
  margin-top: 1.5rem;
  padding: clamp(1.4rem, 4.5vw, 4.25rem);
}

.hero::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    180deg,
    rgba(15,13,11,.62) 0%,
    rgba(15,13,11,.68) 58%,
    rgba(15,13,11,.76) 100%
  );
  content: "";
}

.hero > .content-frame {
  position: relative;
  z-index: 2;
}

.hero__filmstrips {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .35rem;
  padding: .35rem;
  opacity: .78;
  pointer-events: none;
}

.hero__filmstrip {
  min-width: 0;
  overflow: hidden;
}

.hero__filmstrip-track {
  display: flex;
  flex-direction: column;
  width: 100%;
  animation: hero-filmstrip-scroll 72s linear infinite;
  will-change: transform;
}

.hero__filmstrip-sheet {
  display: block;
  width: 100%;
  flex: 0 0 auto;
  aspect-ratio: 320 / 6000;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

.hero__filmstrip--cup-tray .hero__filmstrip-track {
  animation-duration: 72s;
  animation-direction: normal;
}

.hero__filmstrip--open-box .hero__filmstrip-track {
  animation-duration: 84s;
  animation-direction: reverse;
}

.hero__filmstrip--drawer-object .hero__filmstrip-track {
  animation-duration: 78s;
  animation-direction: normal;
}

.hero__filmstrip--small-box .hero__filmstrip-track {
  animation-duration: 96s;
  animation-direction: reverse;
}

.hero__filmstrip--cup-tray .hero__filmstrip-sheet {
  background-image: url("../images/hero/sequence-cup-tray.webp");
}

.hero__filmstrip--open-box .hero__filmstrip-sheet {
  aspect-ratio: 320 / 5600;
  background-image: url("../images/hero/sequence-open-box.webp");
}

.hero__filmstrip--drawer-object .hero__filmstrip-sheet {
  background-image: url("../images/hero/sequence-drawer-object.webp");
}

.hero__filmstrip--small-box .hero__filmstrip-sheet {
  background-image: url("../images/hero/sequence-small-box.webp");
}

@keyframes hero-filmstrip-scroll {
  from {
    transform: translateY(0);
  }

  to {
    transform: translateY(-50%);
  }
}

.content-frame {
  width: min(100%, var(--reading-width));
  min-width: 0;
  margin-inline: auto;
}

.content-frame--wide {
  width: min(100%, var(--wide-width));
}

.hero .eyebrow {
  margin-bottom: 0.75rem;
  color: #f2ae86;
  text-align: center;
}

.hero__heading {
  max-width: 70rem;
  margin-inline: auto;
  text-align: center;
}

.hero__title {
  max-width: 70rem;
  margin: 0 auto;
  font-family: "Avenir Next", Avenir, "Helvetica Neue", var(--font-sans);
  letter-spacing: 0;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.hero__title-brand {
  display: block;
  color: #fffaf3;
  font-size: clamp(3rem, 6vw, 5.25rem);
  font-weight: 760;
  letter-spacing: 0;
  line-height: 0.96;
}

.hero__title-subtitle {
  display: block;
  max-width: 64rem;
  margin: 0.9rem auto 0;
  color: #fffaf3;
  font-size: clamp(1.2rem, 2.2vw, 1.9rem);
  font-weight: 560;
  letter-spacing: 0;
  line-height: 1.25;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.hero__summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2.4vw, 2rem);
  max-width: 68rem;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
  color: #e8e1d8;
  font-size: 1.08rem;
  text-align: left;
}

.hero__summary p,
.release-metadata p,
.metric-card dd,
.metric-card dt,
.contribution-card p,
.evidence-card p,
.method-note p,
.site-footer p,
.video-card__body p {
  margin-block: 0;
}

.release-metadata {
  display: grid;
  gap: 0.8rem;
  max-width: 70rem;
  margin: clamp(1.35rem, 2.6vw, 2.1rem) auto 0;
  padding: clamp(0.9rem, 2vw, 1.35rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--ink-soft);
  background: var(--surface-warm);
  text-align: center;
}

.hero .release-metadata,
.hero .resource-links a,
.hero .resource-links span,
.hero .fact-tags li,
.hero .metric-card {
  border-color: rgba(255, 255, 255, 0.22);
  color: #fffaf3;
  background: rgba(20,18,16,.54);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}

.hero .release-metadata {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(20, 18, 16, 0.64);
}

.release-metadata [data-release-authors] {
  color: var(--ink);
  font-weight: 750;
}

.release-metadata [data-release-venue] {
  color: var(--accent-strong);
  font-weight: 720;
}

.hero .release-metadata,
.hero .release-metadata [data-release-authors],
.hero .resource-links a,
.hero .resource-links span,
.hero .metric-card dd {
  color: #fffaf3;
}

.hero .release-metadata [data-release-corresponding],
.hero .release-metadata [data-release-contact],
.hero .metric-card dt {
  color: #d8cfc4;
}

.hero .release-metadata [data-release-venue] {
  color: #f2ae86;
}

.research-team__authors {
  font-size: clamp(1rem, 1.55vw, 1.22rem);
  line-height: 1.65;
  text-wrap: balance;
}

.research-team__author {
  white-space: nowrap;
}

.research-team__author-markers,
.research-team__affiliation-marker {
  color: #f2ae86;
  font-size: 0.67em;
  font-weight: 800;
  line-height: 0;
  vertical-align: super;
}

.research-team__author-markers {
  margin-left: 0.12em;
}

.research-team__affiliations {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
  width: 100%;
  max-width: 57rem;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.research-team__affiliation {
  display: grid;
  grid-template-columns: auto 2.45rem minmax(0, 1fr);
  align-items: center;
  gap: 0.45rem;
  min-width: 0;
  min-height: 3.4rem;
  padding: 0.35rem 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: #fffaf3;
  text-align: left;
}

.research-team__affiliation[data-affiliation-id="2"] {
  grid-template-columns: auto minmax(4.5rem, 5.4rem) minmax(0, 1fr);
}

.research-team__affiliation-marker {
  align-self: start;
  padding-top: 0.82rem;
  color: var(--accent-strong);
}

.research-team__logo {
  width: 2.45rem;
  height: 2.45rem;
  object-fit: contain;
}

.research-team__affiliation[data-affiliation-id="2"] .research-team__logo {
  width: 100%;
  height: 1.5rem;
}

.research-team__affiliation-name {
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 720;
  line-height: 1.3;
}

.research-team__corresponding {
  color: #d8cfc4;
  font-size: 0.78rem;
}

.resource-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.resource-links a,
.resource-links span {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0.62rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--accent-strong);
  background: var(--surface);
  font-size: 0.9rem;
  font-weight: 760;
  line-height: 1.2;
  text-decoration: none;
}

.resource-links a::after {
  content: "↗";
  margin-left: 0.38rem;
  font-size: 0.9em;
}

.resource-links a[data-disabled="true"],
.resource-links span {
  color: var(--ink-faint);
  background: var(--surface-subtle);
}

.fact-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.6rem;
}

.hero .fact-tags {
  justify-content: center;
}

.fact-tags li {
  padding: 0.42rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-soft);
  background: var(--surface-subtle);
  font-size: 0.84rem;
  font-weight: 680;
  line-height: 1.4;
}

.headline-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.hero .headline-metrics {
  text-align: center;
}

.metric-card {
  display: flex;
  min-height: 7.5rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.35rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-subtle);
}

.metric-card dt {
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.35;
}

.metric-card dd {
  padding-top: 0;
  color: var(--ink);
  font-size: 2rem;
  font-weight: 790;
  letter-spacing: 0;
  line-height: 1;
}

.section {
  margin-top: clamp(1rem, 2vw, 1.5rem);
  padding: clamp(1.4rem, 4vw, 3.5rem);
  scroll-margin-top: 1.5rem;
}

#top,
#main-content {
  scroll-margin-top: 1.5rem;
}

.section-heading {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  align-items: start;
  gap: 0.85rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.5rem);
}

.section-heading > div {
  min-width: 0;
}

.section-number {
  padding-top: 0.4rem;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.section h2 {
  margin: 0.25rem 0 0;
  font-size: 3rem;
  font-weight: 780;
  letter-spacing: 0;
  line-height: 1.05;
  text-wrap: balance;
}

.featured-result__heading {
  margin-bottom: 1rem;
}

.featured-result__heading h2 {
  margin-top: 0.35rem;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
}

.section-intro {
  max-width: 46rem;
  margin: -0.65rem 0 2rem 3.1rem;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.prose {
  color: var(--ink-soft);
}

.prose--lead {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 3vw, 2.5rem);
  font-size: 1.08rem;
}

.prose--lead p:first-child::first-letter {
  float: left;
  margin: 0.08em 0.12em 0 0;
  color: var(--accent-strong);
  font-size: 3.25em;
  font-weight: 760;
  line-height: 0.82;
}

.contribution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.contribution-card,
.evidence-card {
  padding: clamp(1.05rem, 2.3vw, 1.55rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-subtle);
}

.contribution-card h3,
.evidence-card h3,
.video-group__heading h3,
.method-steps h3 {
  margin: 0.38rem 0 0;
  color: var(--ink);
  font-size: 1.22rem;
  font-weight: 760;
  letter-spacing: 0;
  line-height: 1.25;
  text-wrap: balance;
}

.contribution-card p:last-child,
.evidence-card p:last-child {
  margin-top: 0.7rem;
  color: var(--ink-soft);
}

.paper-figure {
  margin: 0;
  padding: clamp(0.65rem, 1.5vw, 1rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.paper-figure img {
  width: 100%;
  max-height: 45rem;
  margin-inline: auto;
  border-radius: calc(var(--radius-md) - 0.35rem);
  background: var(--surface);
  object-fit: contain;
}

.paper-figure--teaser {
  width: 70%;
  margin-inline: auto;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.paper-figure--teaser img {
  border-radius: 0;
  background: transparent;
  mix-blend-mode: multiply;
}

.paper-figure figcaption {
  max-width: 67rem;
  margin: 0.85rem auto 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.55;
}

.figure-label {
  color: var(--ink);
  letter-spacing: 0;
}

.method-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.method-steps li {
  display: grid;
  align-content: start;
  gap: 0.7rem;
  min-width: 0;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-md);
  background: var(--surface-subtle);
}

.method-step__number {
  margin: 0;
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 820;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
}

.method-steps h3 {
  margin-top: 0;
}

.method-steps li p:last-child {
  margin: 0.55rem 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.method-note {
  display: grid;
  grid-template-columns: minmax(8.5rem, 0.3fr) minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1rem;
  padding: clamp(1.05rem, 2vw, 1.4rem);
  border: 1px solid #e0bca5;
  border-radius: var(--radius-md);
  background: var(--surface-warm);
}

.method-note p:last-child {
  color: var(--ink-soft);
}

.video-group {
  min-width: 0;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.video-group + .video-group {
  margin-top: clamp(2rem, 4vw, 3.5rem);
}

.video-group__heading {
  max-width: 48rem;
  margin-bottom: 1rem;
}

.video-group__heading p:last-child {
  margin: 0.45rem 0 0;
  color: var(--ink-soft);
}

.featured-video {
  min-width: 0;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.video-card {
  display: flex;
  min-width: 0;
  height: 100%;
  flex-direction: column;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.video-card--featured {
  width: 100%;
  box-shadow: var(--shadow-md);
}

.video-card__media {
  position: relative;
  width: 100%;
  min-width: 0;
  overflow: hidden;
  aspect-ratio: 854 / 480;
  background: var(--media);
}

.video-card video,
.video-card__media video {
  width: 100%;
  height: 100%;
  border: 0;
  background: var(--media);
  object-fit: contain;
}

.speed-badge,
.video-card__badge {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  z-index: 2;
  display: inline-flex;
  min-height: 1.9rem;
  align-items: center;
  justify-content: center;
  padding: 0.28rem 0.55rem;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  color: #ffffff;
  background: rgba(20, 20, 20, 0.82);
  font-size: 0.72rem;
  font-weight: 820;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
  line-height: 1;
  text-transform: uppercase;
}

.video-card__body {
  display: grid;
  gap: 0.5rem;
  flex: 1;
  padding: 1rem 1.05rem 1.1rem;
}

.video-card__heading {
  display: flex;
  min-width: 0;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.video-card__title {
  margin: 0;
  color: var(--ink);
  font-size: 1.02rem;
  font-weight: 760;
  letter-spacing: 0;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.video-card__caption,
.video-card__body > p:not(.video-card__title) {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.video-card__status {
  min-height: 1.35rem;
  margin: 0;
  color: var(--ink-faint);
  font-size: 0.78rem;
  font-weight: 650;
}

.video-card__status[role="alert"],
.video-card--error .video-card__status,
.video-card[data-state="error"] .video-card__status,
.error-message {
  color: var(--error);
}

.video-card--error,
.video-card[data-state="error"] {
  border-color: #d99f9a;
}

.video-card--error .video-card__media::after,
.video-card[data-state="error"] .video-card__media::after {
  position: absolute;
  inset: auto 0 0;
  padding: 0.65rem 0.8rem;
  color: #ffffff;
  background: rgba(77, 20, 17, 0.88);
  content: "Video unavailable — poster retained";
  font-size: 0.76rem;
  font-weight: 720;
  text-align: center;
}

.status-message,
.noscript-notice {
  padding: 0.85rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  background: var(--surface-subtle);
}

.status-message[data-state="success"] {
  color: var(--success);
  border-color: #a9c8b9;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.25rem;
}

.evidence-card--wide {
  grid-column: 1 / -1;
}

.table-region {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: visible;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  scrollbar-color: var(--line-strong) transparent;
  -webkit-overflow-scrolling: touch;
}

.table-region table {
  width: 100%;
  min-width: 44rem;
  border-spacing: 0;
  border-collapse: separate;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.table-region caption {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  background: var(--surface-subtle);
  font-size: 0.88rem;
  font-weight: 680;
  text-align: left;
}

.table-region th,
.table-region td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

.table-region th:first-child,
.table-region td:first-child {
  text-align: left;
}

.table-region thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: var(--ink-soft);
  background: #f5f1eb;
  font-size: 0.78rem;
  font-weight: 780;
  letter-spacing: 0;
}

.table-region tbody th {
  font-weight: 700;
}

.table-region tbody tr:last-child th,
.table-region tbody tr:last-child td {
  border-bottom: 0;
}

.table-row--primary th,
.table-row--primary td {
  color: var(--accent-strong);
  background: var(--accent-soft);
}

.section--citation pre,
.citation-block,
[data-citation-mount] pre {
  position: relative;
  max-width: 100%;
  margin: 0;
  overflow: auto;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: #f8f5ef;
  background: #262320;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    monospace;
  font-size: 0.82rem;
  line-height: 1.6;
  white-space: pre;
  -webkit-overflow-scrolling: touch;
}

.citation-block code,
[data-citation-mount] code {
  color: inherit;
  font: inherit;
}

.copy-button,
[data-copy-citation] {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  margin-top: 0.7rem;
  padding: 0.58rem 0.9rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: var(--surface);
  cursor: pointer;
  font-weight: 740;
}

.site-footer {
  margin-top: 1.5rem;
  padding: 1.35rem clamp(1.4rem, 4vw, 3.5rem);
  color: var(--ink-faint);
  font-size: 0.86rem;
}

.site-footer__title {
  max-width: 64rem;
  color: var(--ink-soft);
  font-weight: 720;
  line-height: 1.4;
}

.site-footer p + p {
  margin-top: 0.35rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 1500px) {
  .video-grid[data-video-category="crossObject"] {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1240px) and (min-width: 1025px) {
  .section h2 {
    font-size: 2.65rem;
  }

  .method-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  .site-shell {
    display: block;
    width: 100%;
    padding: 0 1rem 2rem;
  }

  .research-index--desktop {
    display: none;
  }

  .mobile-header {
    position: sticky;
    top: 0;
    z-index: 30;
    display: block;
    width: 100%;
    min-width: 0;
    margin: 0 0 1rem;
    overflow: hidden;
    padding: 0.7rem 0.8rem 0.65rem;
    border: 1px solid var(--line);
    border-top: 0;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    background: rgba(250, 247, 241, 0.97);
    box-shadow: 0 8px 20px rgba(42, 34, 24, 0.07);
  }

  .mobile-header__wordmark {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    padding-inline: 0.3rem;
    font-size: 1rem;
  }

  .mobile-header nav {
    min-width: 0;
  }

  .mobile-nav {
    display: flex;
    width: 100%;
    min-width: 0;
    gap: 0.35rem;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0.1rem 0.1rem 0.25rem;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
    -webkit-overflow-scrolling: touch;
  }

  .mobile-nav li {
    flex: 0 0 auto;
  }

  .mobile-nav a {
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    padding: 0.52rem 0.78rem 0.45rem;
    border-bottom: 3px solid transparent;
    color: var(--ink-soft);
    font-size: 0.85rem;
    font-weight: 720;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
  }

  .mobile-nav a[aria-current="location"] {
    border-bottom-color: var(--accent);
    color: var(--accent-strong);
    background: var(--accent-soft);
    text-decoration: underline;
    text-decoration-thickness: 0.11em;
  }

  .hero {
    margin-top: 0;
  }

  .section,
  #top,
  #main-content {
    scroll-margin-top: 7.5rem;
  }

  .section h2 {
    font-size: 2.75rem;
  }

  .featured-result__heading h2 {
    font-size: 2.25rem;
  }
}

@media (max-width: 860px) {
  .hero__summary,
  .prose--lead,
  .method-note {
    grid-template-columns: 1fr;
  }

  .research-team__affiliations {
    grid-template-columns: 1fr;
  }

  .method-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .method-note {
    gap: 0.55rem;
  }
}

@media (max-width: 720px) {
  .site-shell {
    padding-inline: 0.75rem;
  }

  .hero {
    padding: 1.35rem 1.05rem 1.15rem;
    border-radius: var(--radius-lg);
  }

  .hero__filmstrips {
    gap: .2rem;
    padding: .2rem;
    opacity: .64;
  }

  .hero__title-brand {
    font-size: clamp(2.65rem, 14vw, 4rem);
  }

  .hero__title-subtitle {
    font-size: clamp(1rem, 5.2vw, 1.35rem);
  }

  .hero__summary {
    gap: 0.25rem;
  }

  .release-metadata {
    padding: 0.8rem;
  }

  .headline-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-card dd {
    font-size: 1.85rem;
  }

  .section {
    padding: 1.5rem 1rem;
  }

  .section h2 {
    font-size: 2.35rem;
  }

  .featured-result__heading h2 {
    font-size: 1.85rem;
  }

  .section-heading {
    grid-template-columns: 1.75rem minmax(0, 1fr);
    gap: 0.55rem;
  }

  .section-intro {
    margin-left: 0;
  }

  .contribution-grid,
  .method-steps,
  .video-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }

  .evidence-card--wide {
    grid-column: auto;
  }

  .paper-figure {
    padding: 0.45rem;
  }

  .paper-figure--teaser {
    width: 100%;
    padding: 0;
  }

  .paper-figure figcaption {
    padding-inline: 0.35rem;
  }

  .table-region {
    border-radius: var(--radius-sm);
  }

  .site-footer {
    padding: 1.25rem 1rem;
  }
}

@media (max-width: 420px) {
  .site-shell {
    padding-inline: 0.5rem;
  }

  .mobile-header {
    padding-inline: 0.55rem;
  }

  .hero {
    padding-inline: 0.9rem;
  }

  .hero__title-brand {
    font-size: 2.55rem;
  }

  .hero__title-subtitle {
    font-size: 1rem;
    line-height: 1.3;
  }

  .headline-metrics {
    grid-template-columns: 1fr;
  }

  .metric-card {
    min-height: 6.5rem;
  }

  .fact-tags {
    display: grid;
    grid-template-columns: 1fr;
  }

  .fact-tags li {
    border-radius: var(--radius-sm);
  }

  .section {
    padding-inline: 0.85rem;
  }

  .section h2 {
    font-size: 2rem;
  }

  .video-card__body {
    padding-inline: 0.85rem;
  }
}

@media (hover: hover) and (pointer: fine) {
  a:hover {
    color: var(--accent-strong);
    text-decoration-color: currentColor;
  }

  .research-index__list a,
  .mobile-nav a,
  .resource-links a,
  .copy-button,
  [data-copy-citation],
  .contribution-card,
  .evidence-card,
  .video-card {
    transition:
      color 140ms ease,
      border-color 140ms ease,
      background-color 140ms ease,
      box-shadow 140ms ease,
      transform 140ms ease;
  }

  .research-index__list a:hover,
  .mobile-nav a:hover {
    border-color: var(--accent);
    color: var(--accent-strong);
    background: var(--accent-soft);
  }

  .resource-links a:hover,
  .copy-button:hover,
  [data-copy-citation]:hover {
    border-color: var(--accent);
    background: var(--surface-warm);
  }

  .hero .resource-links a:hover {
    border-color: rgba(242, 174, 134, 0.72);
    color: #fffaf3;
    background: rgba(20,18,16,.68);
  }

  .contribution-card:hover,
  .evidence-card:hover,
  .video-card:hover {
    border-color: var(--line-strong);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .hero__filmstrip-track {
    animation: none !important;
    transform: translateY(-12%);
  }
}

@media print {
  @page {
    margin: 1.5cm;
  }

  html,
  body {
    color: #000000;
    background: #ffffff;
  }

  .site-shell {
    display: block;
    width: 100%;
    padding: 0;
  }

  .research-index--desktop,
  .mobile-header,
  .skip-link,
  .resource-links,
  .copy-button,
  [data-copy-citation] {
    display: none !important;
  }

  .hero__filmstrips,
  .hero::after {
    display: none !important;
  }

  .hero,
  .section,
  .site-footer,
  .paper-figure,
  .video-card,
  .contribution-card,
  .evidence-card,
  .method-steps li {
    border-color: #bdbdbd;
    box-shadow: none;
    break-inside: avoid;
  }

  .hero,
  .section,
  .site-footer {
    margin-top: 0.7cm;
    padding: 0.6cm;
  }

  .hero {
    color: #000000;
    background: #ffffff;
  }

  .hero .eyebrow,
  .hero__title-brand,
  .hero__title-subtitle,
  .hero__summary,
  .hero .metric-card dd,
  .hero .release-metadata,
  .hero .release-metadata [data-release-authors],
  .hero .release-metadata [data-release-affiliations],
  .hero .release-metadata [data-release-corresponding],
  .hero .release-metadata [data-release-contact] {
    color: #000000;
  }

  .hero .release-metadata [data-release-venue],
  .hero .metric-card dt {
    color: #000000;
  }

  .hero .fact-tags li,
  .hero .metric-card,
  .hero .release-metadata {
    color: #000000;
    background: #ffffff;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .video-card video {
    display: none;
  }

  a {
    color: #000000;
    text-decoration: underline;
  }
}