:root {
  --ice:#f5f9fc;
  --ink:#17364a;
  --blue:#406985;
  --teal:#007c78;
  --orange:#bf5634;
  --line:#d6e3eb;
  --muted:#526c7c;
  --white:#fff;
  --font:'Avenir Next',Avenir,'Segoe UI',Arial,sans-serif;
  color-scheme:light;
}
* {
  box-sizing:border-box;
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:100px;
}
body {
  margin:0;
  color:var(--ink);
  background:var(--white);
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
button,a {
  -webkit-tap-highlight-color:#c5e5e5;
  touch-action:manipulation;
}
button,input {
  font:inherit;
}
a {
  color:inherit;
  text-underline-offset:4px;
}
button {
  cursor:pointer;
}
button:disabled {
  cursor:default;
}
a:hover {
  color:var(--teal);
}
:focus-visible {
  outline:3px solid var(--orange);
  outline-offset:5px;
  border-radius:3px;
}
h1,h2,h3,p,figure {
  margin:0;
}
h1,h2,h3 {
  text-wrap:balance;
  line-height:1.2;
}
h2 {
  font-size:clamp(28px,3.1vw,40px);
  letter-spacing:-1.1px;
  font-weight:600;
}
h3 {
  font-size:21px;
  font-weight:600;
}
p {
  text-wrap:pretty;
}
section[id] {
  scroll-margin-top:95px;
}
.shell {
  max-width:1216px;
  padding-inline:48px;
  margin-inline:auto;
}
.section-space {
  padding-block:92px;
}
.site-header {
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
}
.nav-wrap {
  max-width:1312px;
  padding:20px 48px;
  margin:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:25px;
}
.brand {
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:650;
  text-decoration:none;
  letter-spacing:-.5px;
}
.brand svg {
  color:var(--teal);
}
nav {
  display:flex;
  gap:30px;
}
nav a {
  font-size:14px;
  font-weight:550;
  text-decoration:none;
}
nav a:hover {
  text-decoration:underline;
}
.skip {
  position:fixed;
  top:10px;
  left:16px;
  transform:translateY(-160%);
  background:var(--ink);
  color:white;
  padding:10px 18px;
  z-index:100;
}
.skip:focus {
  transform:translateY(0);
}
.hero {
  display:grid;
  grid-template-columns:1.14fr 1fr;
  gap:36px;
  align-items:center;
  padding-block:66px 70px;
}
.venue {
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  font-weight:600;
  color:var(--teal);
  margin-bottom:25px;
}
.venue-dot {
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--teal);
}
h1 {
  font-size:clamp(36px,4.5vw,58px);
  font-weight:600;
  letter-spacing:-2.5px;
  white-space:nowrap;
}
.paper-title {
  font-size:clamp(21px,2.1vw,27px);
  font-weight:450;
  line-height:1.38;
  letter-spacing:-.55px;
  margin-top:20px;
  max-width:570px;
}
.hero-summary {
  color:var(--muted);
  font-size:18px;
  line-height:1.6;
  margin-top:24px;
}
.authors {
  font-size:14px;
  line-height:1.9;
  color:var(--muted);
  margin-top:24px;
}
.hero-actions {
  display:flex;
  gap:23px;
  align-items:center;
  flex-wrap:wrap;
  margin-top:29px;
}
.button {
  display:inline-flex;
  justify-content:center;
  align-items:center;
  gap:16px;
  min-height:46px;
  border-radius:7px;
  padding:10px 18px;
  text-decoration:none;
  font-weight:600;
  font-size:14px;
  line-height:1.5;
  border:1px solid transparent;
  transition:background-color .15s,color .15s,border-color .15s;
}
.primary {
  background:var(--ink);
  color:#fff;
}
.primary:hover {
  background:var(--teal);
  color:#fff;
}
.secondary {
  border-color:var(--line);
  background:#fff;
  color:var(--ink);
}
.secondary:hover {
  background:var(--ice);
  border-color:var(--blue);
}
.text-link {
  font-size:14px;
  font-weight:600;
}
.hero-figure {
  background:var(--ice);
  border-radius:12px;
  padding:24px 22px 20px;
  overflow:hidden;
}
.figure-heading {
  display:flex;
  flex-wrap:wrap;
  gap:6px 12px;
  font-size:11px;
  color:#ad492c;
  font-weight:600;
}
.figure-key {
  color:var(--teal);
}
.figure-key i {
  display:inline-block;
  background:var(--teal);
  width:5px;
  height:5px;
  border-radius:50%;
  margin-right:7px;
  vertical-align:middle;
}
.latent-art {
  width:100%;
  height:auto;
  display:block;
  margin:5px 0;
}
.svg-note {
  font-family:var(--font);
  font-size:12px;
  fill:var(--muted);
}
figcaption {
  font-size:11px;
  line-height:1.6;
  font-weight:500;
  color:var(--ink);
}
figcaption span {
  display:block;
  color:var(--muted);
  font-size:10px;
  font-weight:400;
  margin-top:4px;
}
.takeaway {
  background:var(--ink);
  color:#fff;
}
.takeaway-inner {
  display:flex;
  align-items:center;
  gap:36px;
  padding-block:32px;
}
.delta-symbol {
  font-family:Georgia,serif;
  font-size:64px;
  line-height:1;
  color:#8fd2ce;
}
.takeaway p {
  font-size:20px;
  font-weight:400;
  max-width:920px;
  line-height:1.6;
  color:#d9e7ef;
}
.takeaway strong {
  font-weight:550;
  color:#fff;
}
.motivation {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
  align-items:start;
}
.prose {
  color:var(--muted);
  font-size:17px;
}
.prose p+p {
  margin-top:16px;
}
.method-section {
  background:var(--ice);
}
.section-heading {
  display:flex;
  gap:30px;
  align-items:center;
  justify-content:space-between;
  margin-bottom:34px;
}
.section-heading p {
  color:var(--muted);
  margin-top:13px;
}
.tabs {
  display:flex;
  gap:6px;
  width:max-content;
  max-width:100%;
  border:1px solid var(--line);
  border-radius:9px;
  padding:5px;
  background:var(--white);
  margin-bottom:28px;
}
.tabs button {
  border:0;
  border-radius:5px;
  background:transparent;
  color:var(--muted);
  padding:10px 27px;
  font-size:14px;
  font-weight:600;
  min-height:42px;
}
.tabs button[aria-selected=true] {
  background:var(--ink);
  color:#fff;
}
.tabs button:hover:not([aria-selected=true]) {
  background:var(--ice);
  color:var(--ink);
}
[hidden] {
  display:none!important;
}
.method-panel {
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  padding:32px;
}
.lane-title {
  display:flex;
  gap:10px;
  align-items:center;
  margin-bottom:26px;
}
.lane-title h3 {
  font-size:16px;
}
.line-dot {
  width:9px;
  height:9px;
  display:inline-block;
  border-radius:50%;
  flex-shrink:0;
}
.orange {
  background:var(--orange);
}
.blue {
  background:var(--blue);
}
.teal {
  background:var(--teal);
}
.frozen {
  font-size:10px;
  border:1px solid #dfb7a9;
  color:#a84628;
  border-radius:4px;
  padding:1px 7px;
  margin-left:auto;
}
.flow {
  display:grid;
  grid-template-columns:1fr 20px 1fr 20px 1fr 20px 1fr;
  align-items:center;
  gap:10px;
}
.flow-node {
  font-size:13px;
}
.flow-node strong,.flow-node span,.fusion strong,.fusion span,.prediction strong {
  display:block;
}
.flow-node strong {
  font-weight:600;
  line-height:1.45;
}
.flow-node span {
  font-size:11px;
  line-height:1.6;
  color:var(--muted);
  margin-top:8px;
}
.flow-arrow {
  font-size:22px;
  color:#688497;
  text-align:center;
}
.delta-node {
  padding:15px;
  border:1px solid #efd5c9;
  border-radius:7px;
  background:#fff8f3;
  text-align:center;
  line-height:1.5;
}
.delta-node>span {
  font-size:33px;
  font-family:Georgia,serif;
  color:var(--orange);
  display:block;
}
.delta-node strong {
  font-size:12px;
  display:block;
}
.delta-node small {
  font-size:10px;
  display:block;
  margin-top:5px;
  color:var(--muted);
}
.predictor-lane {
  margin-top:32px;
  border-top:1px dashed var(--line);
  padding-top:30px;
}
.predictor-flow {
  display:grid;
  grid-template-columns:1.2fr 30px 1fr 30px 1fr;
  align-items:center;
  gap:15px;
}
.branch-pair {
  display:grid;
  gap:10px;
}
.branch {
  background:#edf3f8;
  border-left:3px solid var(--blue);
  padding:12px 40px 12px 12px;
  position:relative;
  border-radius:0 5px 5px 0;
}
.branch strong {
  font-size:13px;
  display:block;
  font-weight:600;
}
.branch span {
  font-size:10px;
  display:block;
  color:var(--muted);
}
.branch b {
  position:absolute;
  right:10px;
  top:50%;
  transform:translateY(-50%);
  font-size:12px;
  color:var(--blue);
}
.fusion {
  background:var(--ice);
  border:1px solid var(--line);
  padding:24px 15px;
  border-radius:7px;
  text-align:center;
}
.fusion strong {
  font-size:13px;
  font-weight:600;
}
.fusion span {
  font-size:11px;
  margin-top:6px;
  color:var(--muted);
}
.prediction {
  padding:23px 15px;
  background:#eff8f7;
  border:1px solid #a7d4d0;
  border-radius:7px;
  text-align:center;
}
.prediction strong {
  font-size:13px;
  font-weight:600;
}
.math {
  display:block;
  font-family:Georgia,serif;
  font-size:23px;
  color:var(--teal);
  margin-top:6px;
}
.supervision {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:30px;
  margin-top:30px;
}
.supervision p {
  font-size:12px;
  padding-left:17px;
  position:relative;
}
.supervision strong {
  font-weight:600;
  display:block;
}
.supervision p>span:last-child {
  display:block;
  margin-top:4px;
  color:var(--muted);
}
.loss-dot {
  position:absolute;
  left:0;
  top:7px;
  width:5px;
  height:5px;
  border-radius:50%;
}
.supervision b {
  font-weight:600;
}
.diagram-caption {
  font-size:11px;
  color:var(--muted);
  margin-top:24px;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.inference-panel {
  min-height:470px;
}
.inference-flow {
  display:grid;
  grid-template-columns:1fr 30px 1fr 30px 1fr;
  gap:20px;
  align-items:center;
  margin-top:50px;
}
.inference-message {
  font-size:25px;
  text-align:center;
  font-weight:500;
  margin-top:50px;
}
.inference-detail {
  text-align:center;
  max-width:620px;
  margin:16px auto 30px;
  color:var(--muted);
  font-size:14px;
}
.source-label {
  font-size:11px;
  border:1px solid var(--line);
  border-radius:20px;
  white-space:nowrap;
  padding:4px 12px;
  color:var(--muted);
}
.result-intro {
  margin-block:35px 22px;
}
.result-intro h3 {
  font-size:22px;
}
.result-intro p {
  color:var(--muted);
  font-size:14px;
  margin-top:8px;
}
.stats-strip {
  display:grid;
  grid-template-columns:1fr 1.3fr 1fr;
  border-block:1px solid var(--line);
  padding-block:24px;
  margin-bottom:32px;
  gap:25px;
}
.stats-strip p {
  border-right:1px solid var(--line);
}
.stats-strip p:last-child {
  border:0;
}
.stats-strip strong {
  display:block;
  font-size:34px;
  font-weight:500;
  letter-spacing:-1px;
  line-height:1.3;
  font-variant-numeric:tabular-nums;
}
.stats-strip small {
  font-size:19px;
  color:var(--muted);
  letter-spacing:0;
}
.stats-strip span {
  font-size:12px;
  color:var(--muted);
}
.chart-heading {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:15px;
  margin:30px 0 20px;
}
.chart-heading p {
  font-size:15px;
  font-weight:600;
}
.chart-heading p span {
  font-size:11px;
  font-weight:400;
  color:var(--muted);
  margin-left:8px;
}
.metric-controls {
  display:flex;
  gap:4px;
}
.metric-controls button {
  min-width:48px;
  min-height:40px;
  padding:7px 10px;
  background:white;
  color:var(--muted);
  border:1px solid var(--line);
  border-radius:5px;
  font-size:12px;
}
.metric-controls button[aria-pressed=true] {
  color:var(--teal);
  border-color:var(--teal);
  background:#eff8f7;
  font-weight:650;
}
.metric-controls button:hover {
  border-color:var(--teal);
  color:var(--teal);
}
.metric-chart {
  display:grid;
  gap:16px;
}
.bar-row {
  display:grid;
  grid-template-columns:145px 1fr 80px;
  gap:20px;
  align-items:center;
  font-size:13px;
}
.bar-row>span {
  text-align:right;
}
.bar-row>b {
  font-size:13px;
  font-weight:500;
  font-variant-numeric:tabular-nums;
}
.bar-track {
  height:17px;
  border-left:1px solid #ccdbe5;
  background:repeating-linear-gradient(to right,transparent 0,transparent calc(25% - 1px),#edf2f5 calc(25% - 1px),#edf2f5 25%);
}
.bar-track i {
  height:17px;
  display:block;
  background:#9bb4c5;
  border-radius:0 3px 3px 0;
}
.bar-row.ours {
  color:var(--teal);
  font-weight:600;
}
.bar-row.ours .bar-track i {
  background:var(--teal);
}
.chart-note {
  font-size:11px;
  color:var(--muted);
  margin:18px 0 24px 165px;
}
.full-table {
  margin-top:24px;
}
.full-table summary {
  cursor:pointer;
  font-size:13px;
  font-weight:600;
  padding:16px 0;
}
.full-table summary:hover {
  color:var(--teal);
}
.table-scroll {
  overflow-x:auto;
  max-width:100%;
}
table {
  border-collapse:collapse;
  width:100%;
  font-size:14px;
  min-width:470px;
}
caption {
  text-align:left;
  color:var(--muted);
  font-size:12px;
  padding:15px 0;
}
th,td {
  text-align:right;
  padding:16px 16px;
  border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
th:first-child {
  text-align:left;
  padding-left:12px;
}
thead th {
  font-size:12px;
  color:var(--muted);
  font-weight:600;
  background:var(--ice);
}
tbody th {
  font-weight:450;
}
tr.ours {
  background:#eff8f7;
  color:var(--teal);
}
tr.ours th,tr.ours td {
  font-weight:600;
}
.protocol-note {
  border-left:3px solid var(--teal);
  padding:13px 20px;
  background:var(--ice);
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
  margin-top:24px;
}
.protocol-note strong {
  color:var(--ink);
  font-weight:600;
}
.results-source {
  font-size:11px;
  margin-top:25px;
  color:var(--muted);
}
.resources-section {
  background:var(--ice);
}
.resource-layout {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:70px;
}
.resource-copy {
  font-size:17px;
  color:var(--muted);
  margin-top:20px;
  max-width:370px;
}
.resource-list {
  margin:0;
}
.resource-list>div {
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:20px;
  padding:17px 0;
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.resource-list>div:first-child {
  padding-top:0;
}
.resource-list dt {
  font-weight:550;
  flex-shrink:0;
}
.resource-list dd {
  color:var(--muted);
  font-size:13px;
  text-align:right;
  margin:0;
}
.resource-list a {
  color:var(--teal);
}
pre {
  background:var(--ice);
  border:1px solid var(--line);
  border-radius:8px;
  padding:26px 30px;
  overflow-x:auto;
  font-size:13px;
  line-height:1.9;
  margin:0;
  tab-size:2;
}
pre code {
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
}
.copy-status {
  min-height:25px;
  margin-top:10px;
  font-size:12px;
  color:var(--teal);
}
.site-footer {
  border-top:1px solid var(--line);
  padding-block:30px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
}
.site-footer p,.site-footer>span {
  font-size:12px;
  color:var(--muted);
}
.site-footer .brand {
  font-size:16px;
}
.resource-buttons {
  display:flex;
  flex-wrap:wrap;
  gap:9px;
  margin-top:24px;
}
.resource-buttons .button {
  border-radius:24px;
  gap:8px;
  padding:9px 16px;
  min-height:41px;
  font-size:13px;
}
.resource-buttons svg {
  width:16px;
  height:16px;
}
.resource-buttons .pending {
  color:var(--muted);
  background:#edf2f6;
  border-color:var(--line);
}
.pending-status {
  font-size:12px;
  color:var(--muted);
  margin-top:10px;
  min-height:20px;
}
.motion-teaser {
  padding:26px;
}
.teaser-title {
  font-size:24px;
  font-weight:550;
  line-height:1.25;
  letter-spacing:-.5px;
  margin-bottom:23px;
}
.teaser-generation,.teaser-extraction,.teaser-predictor {
  display:grid;
  grid-template-columns:1fr 20px 1fr;
  align-items:center;
  gap:8px;
  font-size:12px;
  line-height:1.5;
  text-align:center;
}
.teaser-generation strong {
  background:#fff4ed;
  border:1px solid #dfb7a9;
  color:#a84628;
  border-radius:6px;
  padding:10px 8px;
  font-weight:600;
}
.teaser-generation>span:first-child {
  color:var(--teal);
  font-weight:600;
}
.teaser-connector {
  font-size:22px;
  text-align:center;
  color:var(--blue);
  line-height:1;
  margin:12px 0;
}
.background-variants {
  width:100%;
  height:auto;
  display:block;
}
.scene-legend {
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:5px;
  font-size:10px;
  color:var(--teal);
  line-height:1.6;
  margin-top:7px;
}
.scene-legend i {
  width:15px;
  height:0;
  border-top:2px dashed var(--teal);
}
.scene-legend span {
  color:var(--muted);
  margin-left:12px;
}
.teaser-extraction {
  background:white;
  padding:12px;
  border:1px solid var(--line);
  border-radius:6px;
}
.teaser-extraction strong {
  color:#a84628;
  font-weight:600;
}
.teaser-reward {
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  justify-content:center;
  align-items:center;
  color:#a84628;
  margin:13px 0;
  font-size:13px;
}
.teaser-reward>span {
  font-size:23px;
  line-height:1;
}
.teaser-reward strong {
  font-weight:600;
}
.teaser-reward small {
  font-size:10px;
  color:var(--muted);
}
.teaser-predictor {
  padding:14px 12px;
  border-radius:7px;
  border:1px solid #aac5d6;
  background:#e7f0f7;
}
.teaser-predictor>span:first-child {
  font-size:11px;
}
.teaser-predictor strong {
  font-weight:600;
}
.motion-teaser figcaption {
  margin-top:20px;
}
.teacher-flow {
  display:grid;
  grid-template-columns:1fr 20px 2.25fr 20px 1fr;
  gap:15px;
  align-items:center;
}
.generation-input,.teacher-target {
  text-align:center;
  font-size:12px;
  line-height:1.5;
}
.generation-input>strong,.teacher-target>strong {
  display:block;
  font-weight:600;
}
.generation-input>span,.teacher-target>span {
  display:block;
  font-size:10px;
  margin-top:6px;
  color:var(--muted);
}
.generation-input .down-arrow,.teacher-target .down-arrow {
  font-size:22px;
  line-height:1;
  color:var(--blue);
  margin:12px 0;
}
.generator-node {
  background:#fff4ed;
  border:1px solid #dfb7a9;
  border-radius:7px;
  padding:15px 8px;
}
.generator-node strong,.generator-node span {
  display:block;
}
.generator-node strong {
  color:#a84628;
  font-size:13px;
  font-weight:600;
}
.generator-node span {
  color:var(--muted);
  font-size:10px;
  margin-top:5px;
}
.generated-scenes {
  text-align:center;
}
.generated-scenes img {
  display:block;
  width:100%;
  height:auto;
  margin-bottom:12px;
}
.generated-scenes strong {
  display:block;
  color:var(--teal);
  font-size:13px;
  font-weight:600;
}
.generated-scenes>span {
  display:block;
  color:var(--muted);
  font-size:10px;
  margin-top:4px;
}
.delta-node sub {
  font-size:12px;
}
.reward-zone {
  border-top:1px dashed var(--line);
  padding-top:28px;
  margin-top:30px;
}
.reward-zone h3 {
  font-size:16px;
  margin-bottom:22px;
}
.loss-comparison {
  display:grid;
  grid-template-columns:1fr 28px 1fr 28px 1fr;
  align-items:center;
  gap:15px;
  text-align:center;
}
.loss-input {
  font-size:12px;
}
.loss-input strong,.loss-input>span:last-child {
  display:block;
}
.loss-input strong {
  font-weight:600;
}
.loss-input>span:last-child {
  color:var(--muted);
  font-size:10px;
  line-height:1.6;
  margin-top:5px;
}
.loss-input .math {
  margin:0 0 6px;
  font-size:27px;
}
.loss-input .math sub {
  font-size:12px;
}
.teacher-input .math {
  color:#a84628;
}
.loss-center {
  padding:15px;
  background:#fff4ed;
  border:1px solid #dfb7a9;
  border-radius:7px;
}
.loss-center strong {
  display:block;
  font-size:13px;
  font-weight:600;
}
.loss-center .math {
  color:#a84628;
  margin-top:3px;
}
.loss-center>span:last-child:not(.math) {
  display:block;
  color:var(--muted);
  font-size:10px;
  margin-top:3px;
}
.anchor-comparison {
  margin-top:20px;
}
.anchor-comparison .loss-center {
  background:#eff8f7;
  border-color:#a7d4d0;
}
.anchor-comparison .math {
  color:var(--teal);
}
@media(max-width:1000px) {
  .teacher-flow {
    grid-template-columns:1fr 14px 1.7fr 14px 1fr;
    gap:8px;
  }
  .teaser-generation,.teaser-extraction,.teaser-predictor {
    font-size:11px;
  }
  .loss-comparison {
    gap:10px;
    grid-template-columns:1fr 18px 1fr 18px 1fr;
  }
}
@media(max-width:760px) {
  .motion-teaser {
    padding:24px;
  }
  .teaser-title {
    font-size:25px;
  }
  .teaser-generation,.teaser-extraction,.teaser-predictor {
    font-size:12px;
  }
  .teacher-flow {
    grid-template-columns:1fr;
    gap:15px;
  }
  .teacher-flow>.flow-arrow {
    transform:rotate(90deg);
    line-height:1;
    font-size:23px;
  }
  .generation-input,.teacher-target {
    width:100%;
    max-width:280px;
    justify-self:center;
  }
  .generation-input>strong,.teacher-target>strong {
    font-size:14px;
  }
  .generated-scenes {
    max-width:500px;
    width:100%;
    justify-self:center;
  }
  .loss-comparison {
    grid-template-columns:1fr;
    gap:10px;
  }
  .loss-comparison>.flow-arrow {
    transform:rotate(90deg);
    line-height:1;
  }
  .loss-center {
    max-width:280px;
    width:100%;
    justify-self:center;
  }
  .loss-input>span:last-child {
    font-size:11px;
  }
  .anchor-comparison {
    padding-top:24px;
    margin-top:24px;
    border-top:1px solid var(--line);
  }
}
@media(max-width:380px) {
  .motion-teaser {
    padding:18px;
  }
  .teaser-title {
    font-size:23px;
  }
  .teaser-generation,.teaser-extraction,.teaser-predictor {
    grid-template-columns:1fr 13px 1fr;
    gap:5px;
    font-size:11px;
  }
  .teaser-reward small {
    font-size:9px;
  }
}
@media(min-width:1500px) {
  .hero {
    padding-block:90px;
  }
  .shell {
    max-width:1300px;
  }
  .hero-figure {
    max-width:510px;
    justify-self:end;
  }
  .hero-copy {
    padding-right:15px;
  }
}
@media(max-width:1000px) {
  .shell {
    padding-inline:32px;
  }
  .nav-wrap {
    padding-inline:32px;
  }
  .hero {
    gap:25px;
  }
  .hero-figure {
    padding:18px 15px;
  }
  h1 {
    font-size:42px;
    letter-spacing:-1.8px;
  }
  .paper-title {
    font-size:22px;
  }
  .hero-summary {
    font-size:16px;
  }
  .hero-actions {
    gap:15px;
  }
  .motivation {
    gap:35px;
  }
  .method-panel {
    padding:25px;
  }
  .flow {
    gap:6px;
    grid-template-columns:1fr 14px 1fr 14px 1fr 14px 1fr;
  }
  .flow-arrow {
    font-size:18px;
  }
  .predictor-flow {
    gap:10px;
    grid-template-columns:1.1fr 18px 1fr 18px 1fr;
  }
  .resource-layout {
    gap:40px;
  }
}
@media(max-width:760px) {
  .shell {
    padding-inline:24px;
  }
  .nav-wrap {
    padding:17px 24px;
    gap:20px;
  }
  .brand {
    font-size:16px;
  }
  .brand svg {
    width:24px;
    height:24px;
  }
  nav {
    gap:17px;
  }
  nav a {
    font-size:12px;
  }
  nav a[href="#resources"] {
    display:none;
  }
  .hero {
    grid-template-columns:1fr;
    padding-block:45px 40px;
    gap:35px;
  }
  .hero-copy {
    max-width:580px;
  }
  .hero-figure {
    max-width:550px;
    width:100%;
    justify-self:center;
    padding:22px;
  }
  .figure-heading {
    font-size:12px;
  }
  .latent-art {
    max-height:370px;
  }
  .hero h1 {
    font-size:clamp(35px,7.8vw,55px);
    letter-spacing:-1.6px;
  }
  .paper-title {
    font-size:25px;
    max-width:570px;
  }
  .hero-summary {
    font-size:18px;
  }
  .venue {
    margin-bottom:20px;
  }
  .authors {
    font-size:14px;
  }
  .takeaway-inner {
    gap:25px;
    padding-block:30px;
  }
  .takeaway p {
    font-size:17px;
  }
  .delta-symbol {
    font-size:50px;
  }
  .section-space {
    padding-block:60px;
  }
  .motivation {
    grid-template-columns:1fr;
    gap:24px;
  }
  .prose {
    font-size:16px;
  }
  .section-heading {
    gap:18px;
    margin-bottom:26px;
  }
  .section-heading h2 {
    font-size:30px;
  }
  .section-heading p {
    font-size:14px;
  }
  .source-label {
    display:none;
  }
  .method-panel {
    padding:23px 20px;
  }
  .flow {
    grid-template-columns:1fr;
    gap:12px;
  }
  .flow-node {
    text-align:center;
  }
  .flow-node strong {
    font-size:15px;
  }
  .flow-node span {
    font-size:12px;
    margin-top:3px;
  }
  .flow .flow-arrow {
    transform:rotate(90deg);
    font-size:24px;
    line-height:1.1;
  }
  .delta-node {
    max-width:280px;
    justify-self:center;
    width:100%;
  }
  .predictor-flow {
    grid-template-columns:1fr;
    gap:12px;
  }
  .predictor-flow>.flow-arrow {
    transform:rotate(90deg);
    line-height:1;
  }
  .branch-pair {
    grid-template-columns:1fr 1fr;
    gap:12px;
  }
  .branch {
    padding-right:28px;
  }
  .branch b {
    right:7px;
    font-size:10px;
  }
  .fusion,.prediction {
    padding:18px;
  }
  .supervision {
    grid-template-columns:1fr;
    gap:18px;
  }
  .supervision p {
    font-size:13px;
  }
  .inference-flow {
    grid-template-columns:1fr;
    margin-top:30px;
  }
  .inference-flow>.flow-arrow {
    transform:rotate(90deg);
    line-height:1;
  }
  .inference-message {
    font-size:22px;
    margin-top:35px;
  }
  .stats-strip {
    gap:14px;
    padding-block:20px;
  }
  .stats-strip strong {
    font-size:27px;
  }
  .stats-strip small {
    display:block;
    font-size:13px;
  }
  .stats-strip span {
    font-size:10px;
    display:block;
    margin-top:6px;
    max-width:120px;
    line-height:1.5;
  }
  .chart-heading p {
    font-size:13px;
  }
  .chart-heading p span {
    display:block;
    margin-left:0;
    margin-top:3px;
  }
  .bar-row {
    grid-template-columns:111px 1fr 65px;
    gap:10px;
    font-size:11px;
  }
  .bar-row>b {
    font-size:11px;
  }
  .chart-note {
    margin-left:0;
  }
  .result-intro h3 {
    font-size:20px;
  }
  .result-intro p {
    font-size:13px;
  }
  .tabs button {
    padding:9px 21px;
  }
  .resource-layout {
    grid-template-columns:1fr;
    gap:32px;
  }
  .resource-copy {
    max-width:500px;
  }
  .resource-list>div {
    font-size:14px;
  }
  .citation-section .section-heading {
    align-items:flex-start;
  }
  .citation-section .button {
    padding:8px 12px;
    white-space:nowrap;
    font-size:12px;
  }
  pre {
    padding:20px;
    font-size:11px;
  }
  .site-footer {
    flex-wrap:wrap;
    padding-block:25px;
    gap:10px;
  }
  .site-footer p {
    display:none;
  }
  .site-footer .brand {
    font-size:15px;
  }
}
@media(max-width:380px) {
  .shell {
    padding-inline:18px;
  }
  .nav-wrap {
    padding-inline:18px;
  }
  nav {
    gap:11px;
  }
  .brand {
    font-size:14px;
  }
  .brand svg {
    display:none;
  }
  .hero h1 {
    font-size:34px;
  }
  .paper-title {
    font-size:22px;
  }
  .hero-figure {
    padding:18px;
  }
  .bar-row {
    grid-template-columns:95px 1fr 59px;
    gap:7px;
  }
  .branch-pair {
    grid-template-columns:1fr;
  }
  .tabs button {
    padding:9px 17px;
  }
  .stats-strip strong {
    font-size:24px;
  }
  .resource-list>div {
    font-size:13px;
  }
  .resource-list dd {
    font-size:12px;
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto;
  }
  *,*::before,*::after {
    animation:none!important;
    transition:none!important;
  }
}

/* Presentation-derived Motivation and responsive Method figures. */
.motivation {
  display:block;
}
.motivation-heading {
  display:grid;
  grid-template-columns:1fr 1fr;
  align-items:start;
  gap:70px;
}
.data-breadth-figure {
  margin-top:44px;
}
.data-breadth-layout {
  display:grid;
  grid-template-columns:1.55fr 56px 1fr;
  gap:23px;
  align-items:start;
}
.data-breadth-layout h3 {
  font-size:21px;
  font-weight:600;
  line-height:1.35;
}
.stage-model {
  margin:5px 0 20px;
  font-size:13px;
  color:var(--muted);
}
.pretraining-gallery {
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:7px;
}
.pretraining-gallery img {
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:3px;
  background:var(--ice);
}
.robot-gallery {
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:7px;
}
.robot-gallery img {
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:16/9;
  object-fit:contain;
  border-radius:3px;
  background:var(--ice);
}
.robot-gallery img:first-child {
  grid-column:1/-1;
}
.encoder-transfer {
  align-self:center;
  text-align:center;
  color:var(--blue);
  font-size:11px;
  line-height:1.5;
  padding-bottom:55px;
}
.encoder-transfer svg {
  width:100%;
  height:auto;
  display:block;
  margin-bottom:8px;
}
.training-scale {
  display:flex;
  flex-wrap:wrap;
  gap:4px 16px;
  align-items:baseline;
  margin-top:24px;
}
.training-scale strong {
  font-size:45px;
  font-weight:550;
  line-height:1.2;
  color:var(--blue);
  letter-spacing:-1.6px;
  font-variant-numeric:tabular-nums;
}
.posttraining-stage .training-scale strong {
  color:#ad492c;
}
.training-scale span {
  font-size:15px;
  color:var(--muted);
}
.stage-description {
  color:var(--muted);
  font-size:12px;
  margin-top:6px;
}
.data-breadth-figure figcaption {
  margin-top:25px;
  font-size:11px;
  color:var(--muted);
  max-width:760px;
}
.motivation-question {
  color:var(--teal);
  font-size:20px;
  font-weight:550;
  margin-top:25px;
  line-height:1.5;
}
.method-panel.slide-method-panel {
  padding:23px;
}
.slide-method-figure img {
  display:block;
  width:100%;
  height:auto;
}
.slide-method-figure figcaption {
  font-size:12px;
  line-height:1.7;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:18px;
  margin-top:16px;
}
@media(max-width:1000px) {
  .motivation-heading {
    gap:35px;
  }
  .data-breadth-layout {
    grid-template-columns:1.45fr 40px 1fr;
    gap:15px;
  }
  .data-breadth-layout h3 {
    font-size:18px;
  }
  .training-scale {
    display:block;
  }
  .training-scale span {
    display:block;
    margin-top:5px;
  }
  .encoder-transfer {
    font-size:10px;
  }
}
@media(max-width:760px) {
  .motivation-heading {
    grid-template-columns:1fr;
    gap:24px;
  }
  .data-breadth-figure {
    margin-top:30px;
  }
  .data-breadth-layout {
    grid-template-columns:1fr;
    gap:25px;
  }
  .data-breadth-layout h3 {
    font-size:21px;
  }
  .stage-model {
    margin-bottom:16px;
  }
  .pretraining-gallery {
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:6px;
  }
  .encoder-transfer {
    display:flex;
    align-items:center;
    justify-content:center;
    gap:7px;
    padding:0;
    font-size:12px;
  }
  .encoder-transfer svg {
    width:35px;
    height:50px;
    transform:rotate(90deg);
    margin:0;
  }
  .encoder-transfer br {
    display:none;
  }
  .training-scale {
    display:flex;
    margin-top:19px;
  }
  .training-scale strong {
    font-size:40px;
  }
  .training-scale span {
    font-size:14px;
    margin:0;
  }
  .motivation-question {
    font-size:18px;
  }
  .method-panel.slide-method-panel {
    padding:10px;
  }
  .slide-method-figure figcaption {
    margin:16px 7px 4px;
    font-size:11px;
  }
}