/* Bundled Open Sans keeps sans-serif typography consistent across devices. */
@font-face {
  font-family:'Open Sans';
  src:url('../fonts/OpenSansVariable.ttf') format('truetype');
  font-style:normal;
  font-weight:300 800;
  font-display:swap;
}
:root {
  /* Warm ochre-orange leads; muted steel blue supports.
     Ink tones keep small colored text readable; soft tones separate sections.
     Near-neutral grays bridge the warm and cool surfaces, with stronger
     structural grays for diagram modules. */
  --ink:#232629;
  --paper:#ffffff;
  --gray:#65686b;
  --gray-line:#e3e4e4;
  --gray-soft:#f6f6f5;
  --gray-panel:#f9f9f8;
  --gray-module:#e4e6e6;
  --gray-layer:#d1d4d5;
  --blue:#6486a0;
  --blue-ink:#446982;
  --blue-soft:#f8fafb;
  --orange:#c67b48;
  --orange-ink:#9f572f;
  --orange-soft:#fdf9f6;
  --orange-highlight:#f4e3d6;
  --on-orange:var(--paper);
  --muted:var(--gray);
  --line:var(--gray-line);
  --accent:var(--blue-ink);
  --radius-card:20px;
  --radius-token:10px;
  --radius-pill:999px;
  --serif:Georgia,'Times New Roman',serif;
  --sans:'Open Sans',Arial,Helvetica,sans-serif;
}
* {
  box-sizing:border-box;
}
html {
  background:var(--paper);
  color-scheme:light;
  scroll-behavior:smooth;
  scroll-padding-top:88px;
  scrollbar-gutter:stable;
}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-optical-sizing:auto;
  font-size:16px;
  line-height:1.65;
}
a {
  color:inherit;
  text-decoration:none;
}
button {
  font:inherit;
}
a,button,summary {
  -webkit-tap-highlight-color:transparent;
}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible {
  outline:3px solid var(--accent);
  outline-offset:5px;
}
img {
  display:block;
  max-width:100%;
  height:auto;
}
.wrap {
  width:min(1120px,calc(100% - 64px));
  margin-inline:auto;
}
.skip-link {
  position:fixed;
  top:-80px;
  left:20px;
  z-index:20;
  padding:10px;
  background:var(--ink);
  color:var(--paper);
}
.skip-link:focus {
  top:8px;
}
.site-header {
  position:sticky;
  top:0;
  z-index:10;
  background:var(--paper);
}
.nav {
  height:74px;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
}
.wordmark {
  justify-self:start;
  font-size:24px;
  font-weight:700;
  letter-spacing:-.7px;
  line-height:1;
  display:inline-flex;
  align-items:center;
  min-height:44px;
}
.nav-links {
  display:flex;
  gap:28px;
  font-size:13px;
}
.nav-links a {
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
}
.nav-links a[aria-current="location"] {
  color:var(--orange);
}
.nav-links a::after {
  content:"";
  position:absolute;
  inset:auto 0 3px;
  height:2px;
  border-radius:2px;
  background:var(--orange);
  transform:scaleX(0);
  transition:transform .15s;
}
.nav-links a[aria-current="location"]::after {
  transform:scaleX(1);
}
.nav-links a:hover {
  color:var(--orange);
}
.text-link:hover {
  color:var(--accent);
  text-decoration:underline;
  text-underline-offset:5px;
}
.nav-paper {
  justify-self:end;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:44px;
  padding:10px 17px;
  border-radius:var(--radius-pill);
  background:var(--gray-soft);
  color:var(--ink);
  font-size:13px;
  transition:background .15s;
}
.nav-paper:hover {
  background:var(--gray-line);
}
.hero {
  text-align:center;
  padding:65px 0 54px;
}
.eyebrow {
  font-size:11px;
  letter-spacing:2px;
  font-weight:700;
  color:var(--muted);
  margin:0 0 20px;
}
h1 {
  font-size:clamp(30px,3.5vw,48px);
  line-height:1.17;
  letter-spacing:-1.7px;
  margin:0;
  font-weight:600;
  text-wrap:balance;
}
.hero-name {
  display:inline-block;
  font-size:clamp(60px,7vw,86px);
  letter-spacing:-3.5px;
  line-height:1.1;
  margin-bottom:17px;
  color:var(--orange);
  font-weight:700;
}
.hero-subtitle {
  text-wrap:balance;
  font-family:var(--serif);
  font-size:23px;
  line-height:1.5;
  margin:25px 0 28px;
  color:var(--muted);
}
.hero-subtitle em {
  color:var(--orange-ink);
}
.hero-subtitle em:last-of-type {
  color:var(--blue-ink);
}
.authors {
  font-size:14px;
  line-height:2.1;
  max-width:910px;
  margin:auto;
}
.authors span {
  display:inline-block;
  white-space:nowrap;
}
.authors a {
  color:var(--blue-ink);
}
.authors a:hover {
  text-decoration:underline;
  text-underline-offset:4px;
}
.authors sup {
  font-size:9px;
  margin-left:2px;
  color:var(--muted);
}
.affiliations {
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:2px 20px;
  max-width:900px;
  margin:14px auto 0;
  color:var(--muted);
  font-size:12px;
}
.affiliations sup {
  color:var(--muted);
}
.author-notes {
  font-size:11px;
  color:var(--muted);
  margin:10px 0 25px;
}
.publication-links {
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  margin-top:28px;
}
.resource-link {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  min-height:46px;
  min-width:124px;
  padding:10px 22px;
  white-space:nowrap;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--gray-soft);
  color:var(--ink);
  font-size:14px;
  transition:background .15s;
  cursor:pointer;
}
.resource-link:hover {
  background:var(--gray-line);
}
.resource-link:first-child {
  background:var(--orange);
  color:var(--on-orange);
}
.resource-link:first-child:hover {
  background:var(--orange-ink);
  color:var(--paper);
}
.resource-link svg {
  width:18px;
  height:18px;
  flex-shrink:0;
  fill:none;
  stroke:currentColor;
  stroke-width:1.5;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.button {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:10px 18px;
  border:0;
  border-radius:var(--radius-pill);
  background:var(--gray-soft);
  color:var(--ink);
  font-size:13px;
  cursor:pointer;
  transition:background .15s;
}
.button:hover {
  background:var(--gray-line);
}
.copy-button {
  min-width:120px;
}
.overview {
  border:0;
  background:var(--paper);
  border-radius:0;
  padding:22px 0 18px;
}
figure {
  margin:20px 0 0;
}
figure img {
  width:100%;
}
figure > a {
  display:block;
  border-radius:var(--radius-token);
}
figure > a:hover {
  cursor:zoom-in;
}
figcaption {
  max-width:940px;
  margin:20px auto 0;
  text-align:left;
  font-size:13px;
  line-height:1.8;
  color:var(--muted);
}
figcaption strong {
  color:var(--ink);
  font-weight:600;
}
.metrics {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  padding:38px 0 33px;
  border-bottom:1px solid var(--line);
}
.metrics>div {
  padding:0 24px;
  border-right:1px solid var(--line);
}
.metrics>div:first-child {
  padding-left:0;
}
.metrics>div:last-child {
  border:0;
  padding-right:0;
}
.metrics strong {
  font-size:43px;
  font-variant-numeric:tabular-nums;
  letter-spacing:-2px;
  line-height:1.2;
  font-weight:500;
  color:var(--orange);
}
.metrics>div:last-child strong {
  color:var(--ink);
}
.metrics strong span {
  font-size:27px;
}
.metrics p {
  font-size:13px;
  font-weight:600;
  margin:8px 0 1px;
}
.metrics small {
  font-size:11px;
  color:var(--muted);
  display:block;
}
.section {
  padding-block:80px;
}
h2 {
  text-wrap:balance;
  font-family:var(--serif);
  font-size:clamp(29px,3.2vw,40px);
  font-weight:400;
  line-height:1.2;
  letter-spacing:-1px;
  margin:0 0 18px;
}
h3 {
  font-size:19px;
  line-height:1.4;
  margin:0 0 12px;
  letter-spacing:-.35px;
}
.abstract {
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:75px;
}
.prose p {
  font-size:16px;
  color:var(--muted);
  margin:0 0 16px;
  line-height:1.85;
}
.text-link {
  font-size:12px;
  font-weight:600;
  color:var(--accent);
}
.tinted {
  background:var(--blue-soft);
}
#real-world {
  background:var(--orange-soft);
}
.section-lead {
  font-size:15px;
  color:var(--muted);
  max-width:670px;
  margin:0 0 32px;
}
.method-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.method-card {
  padding:24px 0;
  background:transparent;
  border:0;
  border-top:1px solid var(--line);
  border-radius:0;
}
.step {
  font-size:11px;
  letter-spacing:1.3px;
  color:var(--muted);
  font-weight:600;
}
.method-card h3 {
  font-size:19px;
  max-width:280px;
  min-height:54px;
}
.method-card p {
  font-size:14px;
  color:var(--muted);
  margin:0;
  line-height:1.8;
}
.mini-visual {
  height:100px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  color:var(--ink);
  font-family:var(--serif);
  margin:10px 0 15px;
}
.layers {
  position:relative;
}
.layers i {
  position:absolute;
  width:75px;
  height:45px;
  transform:skewY(-13deg);
  background:var(--gray-layer);
  border-bottom:1px solid var(--paper);
}
.layers i:nth-child(1) {
  margin-top:-22px;
  margin-left:-20px;
  background:var(--gray-module);
}
.layers i:nth-child(2) {
  margin-top:0;
}
.layers i:nth-child(3) {
  margin-top:22px;
  margin-left:20px;
  background:var(--blue);
}
.layers b {
  z-index:1;
  transform:translate(10px,11px);
  color:var(--paper);
  font-size:28px;
  font-weight:500;
  font-style:italic;
}
.tokens span {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:48px;
  height:42px;
  flex:0 0 48px;
  border:0;
  border-radius:var(--radius-token);
  padding:0;
  background:var(--gray-module);
  color:var(--ink);
  font-size:17px;
  line-height:1;
}
.tokens b {
  color:var(--gray);
  font-size:20px;
  font-weight:400;
}
.tokens span:last-child {
  background:var(--orange);
  color:var(--on-orange);
}
.gradients {
  font-family:var(--sans);
}
.gradients svg {
  display:block;
  width:100%;
  max-width:340px;
  height:105px;
  overflow:visible;
}
.gradient-label {
  fill:var(--ink);
  font-size:13px;
}
.gradient-state {
  fill:var(--on-orange);
  font-weight:600;
}
.gradient-note {
  font-size:10px;
  fill:var(--muted);
}
.section-heading {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:25px;
  margin-bottom:22px;
}
.section-heading h2 {
  margin-bottom:0;
}
.results-grid {
  display:grid;
  grid-template-columns:1fr 1.15fr;
  gap:22px;
}
.result-panel {
  min-width:0;
  border:0;
  border-radius:var(--radius-card);
  background:var(--gray-panel);
  padding:28px;
}
.result-panel>p {
  font-size:12px;
  color:var(--muted);
  margin:0 0 20px;
}
.score-pair {
  display:grid;
  grid-template-columns:1fr 1fr;
  margin:35px 0 37px;
  gap:20px;
}
.score-pair>div {
  display:flex;
  flex-direction:column;
}
.score-pair strong {
  font-size:48px;
  font-variant-numeric:tabular-nums;
  letter-spacing:-2px;
  color:var(--orange);
  font-weight:500;
  line-height:1.3;
}
.score-pair span {
  font-size:13px;
  color:var(--muted);
}
.result-panel .panel-note {
  font-size:11px;
  margin:20px 0 0;
  line-height:1.7;
}
.table-scroll {
  max-width:100%;
  overflow-x:auto;
  overscroll-behavior-x:contain;
}
table {
  width:100%;
  border-collapse:collapse;
  font-size:13px;
  white-space:nowrap;
  text-align:right;
  font-variant-numeric:tabular-nums;
}
caption {
  text-align:left;
  white-space:normal;
  font-size:11px;
  color:var(--muted);
  padding:0 0 10px;
}
th,td {
  padding:10px 8px;
  border-bottom:1px solid var(--line);
}
thead th {
  font-size:11px;
  color:var(--muted);
  font-weight:500;
}
th:first-child {
  text-align:left;
  white-space:normal;
}
tbody th {
  font-weight:400;
}
.ours {
  background:var(--orange-highlight);
  color:var(--ink);
}
.ours th,.ours td {
  font-weight:600;
}
.ours td {
  color:var(--orange-ink);
}
.result-panel tbody tr:nth-child(2)>* {
  border-bottom-color:var(--gray-line);
}
.result-panel tbody tr:nth-child(3)>* {
  padding-top:16px;
}
.ablation {
  margin-top:30px;
  border:0;
  border-top:1px solid var(--line);
  border-radius:0;
}
.ablation summary {
  cursor:pointer;
  padding:20px 0;
  font-size:14px;
}
.ablation-content {
  padding:0 0 24px;
}
.ablation-content p {
  font-size:12px;
  color:var(--muted);
}
.demo-grid {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.demo-card {
  border:0;
  border-radius:0;
  overflow:hidden;
  background:transparent;
}
.demo-copy {
  padding:20px 0;
}
.demo-copy h3 {
  font-family:var(--serif);
  font-weight:400;
  margin:10px 0 7px;
  font-size:23px;
}
.demo-copy p {
  font-size:12px;
  color:var(--muted);
  margin:0;
}
.demo-card video {
  display:block;
  width:100%;
  height:auto;
  aspect-ratio:4/3;
  object-fit:contain;
  background:var(--ink);
  border-radius:var(--radius-card);
}
pre {
  margin:25px 0 0;
  padding:28px;
  background:var(--gray-soft);
  border:0;
  border-radius:var(--radius-card);
  overflow:auto;
  font-size:12px;
  line-height:1.8;
  color:var(--ink);
  tab-size:2;
  white-space:pre-wrap;
  overflow-wrap:anywhere;
}
.copy-status {
  min-height:20px;
  font-size:12px;
  color:var(--accent);
  margin:8px 0 0;
}
.site-footer {
  border-top:1px solid var(--line);
  padding-block:28px;
  color:var(--muted);
  font-size:12px;
}
.footer-content {
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px 24px;
}
.site-footer p {
  margin:0;
}
.site-footer a {
  color:var(--blue-ink);
  text-decoration:underline;
  text-underline-offset:3px;
}
.site-footer a:hover {
  text-decoration-thickness:2px;
}
@media(min-width:1400px) {
  .hero {
    padding-top:80px;
  }
}
@media(max-width:900px) {
  .wrap {
    width:calc(100% - 40px);
  }
  .abstract {
    gap:35px;
  }
  .method-grid {
    gap:12px;
  }
  .method-card {
    padding:22px 0;
  }
  .metrics strong {
    font-size:35px;
  }
  .metrics>div {
    padding:0 14px;
  }
  .metrics small {
    font-size:10px;
  }
  .results-grid {
    grid-template-columns:1fr;
  }
  .method-card {
    display:grid;
    grid-template-rows:auto 135px 84px auto;
    align-content:start;
  }
  .method-card h3 {
    min-height:0;
  }
  .demo-grid {
    gap:12px;
  }
  .demo-copy {
    padding:18px 0;
  }
  .hero {
    padding-top:45px;
  }
}
@media(max-width:760px) {
  .method-grid,.demo-grid { grid-template-columns:1fr; }
  .method-card { display:block; }
  .method-card h3 { min-height:0; max-width:none; }
}
@media(max-width:600px) {
  .wrap { width:calc(100% - 32px); }
  .nav { display:flex; justify-content:space-between; height:62px; gap:12px; }
  .nav-links { gap:12px; font-size:11px; }
  .nav-paper { display:none; }
  .wordmark { font-size:22px; }
  .hero { padding:38px 0; }
  .eyebrow { font-size:10px; letter-spacing:1.5px; }
  h1 { font-size:29px; letter-spacing:-1px; }
  .hero-name { font-size:65px; letter-spacing:-3px; }
  .hero-subtitle { font-size:19px; }
  .desktop-break { display:none; }
  .authors { font-size:12px; }
  .authors br { display:none; }
  .affiliations { font-size:11px; gap:3px 12px; }
  .author-notes { font-size:10px; text-wrap:balance; }
  .publication-links {
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    width:100%;
    max-width:360px;
    margin-inline:auto;
    gap:10px;
  }
  .resource-link { min-width:0; font-size:13px; padding:10px 14px; }
  .button { padding:10px 16px; font-size:12px; min-height:44px; }
  .overview { padding:15px 0; }
  figcaption { font-size:12px; }
  .metrics { grid-template-columns:1fr 1fr; gap:25px 0; padding-block:27px; }
  .metrics>div,.metrics>div:first-child { padding:0 14px; }
  .metrics>div:nth-child(2) { border:0; }
  .metrics strong { font-size:37px; }
  .metrics p { font-size:12px; }
  .metrics small { font-size:11px; }
  .section { padding-block:48px; }
  .abstract { grid-template-columns:1fr; gap:10px; }
  h2 { font-size:32px; }
  .abstract h2 br { display:none; }
  .method-grid,.demo-grid { grid-template-columns:1fr; }
  .method-card { display:block; padding:24px 0; }
  .method-card h3 { min-height:0; max-width:none; }
  .mini-visual { height:90px; }
  .method-card p { font-size:14px; }
  .section-heading { align-items:flex-start; flex-wrap:wrap; }
  .result-panel { padding:22px; }
  .score-pair { margin-block:25px; }
  .score-pair strong { font-size:44px; }
  .ablation summary { font-size:12px; padding:18px 0; }
  .ablation-content { padding:0 0 18px; }
  .demo-copy h3 { font-size:25px; }
  pre { padding:18px; font-size:12px; }
  .citation-section .section-heading { flex-wrap:nowrap; }
  .copy-button { white-space:nowrap; }
}
@media(max-width:360px) {
  .wordmark { font-size:20px; }
  .nav-links { gap:8px; font-size:10px; }
  h1 { font-size:26px; }
}
@media(prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  * { transition:none!important; }
}