/* Research-page reading layout. Theme colors are editable in content.js. */
@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("assets/fonts/InterVariable.woff2") format("woff2");
}
:root {
  color-scheme: light;
  --theme-accent: #355e3b;
  --theme-text: #253243;
  --accent: var(--theme-accent);
  --ink: var(--theme-text);
  --bg: white;
  --muted: color-mix(in srgb, var(--ink) 70%, var(--bg));
  --rule: color-mix(in srgb, var(--accent) 16%, var(--bg));
  --soft: color-mix(in srgb, var(--accent) 8%, var(--bg));
  --index-ink: color-mix(in srgb, var(--ink) 50%, var(--bg));
  --sans: Inter, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --text-size: 15px;
  --text-leading: 21px;
  --block-gap: 18px;
  --code-tint-percent: 8%;
  --section-gap: 32px;
  --reading-width: 660px;
  --rail-width: 160px;
  --gutter: 64px;
  --author-text-size: 13px;
  --page-width: calc(var(--rail-width) + var(--gutter) + var(--reading-width));
  --sidebar-guide-offset: calc(var(--gutter) * -0.5 + 12px);
}
html[data-tint-background="true"] {
  --bg: color-mix(in srgb, var(--accent) var(--background-tint-percent, 4%), white);
}
html[data-color-scheme="dark"] {
  color-scheme: dark;
  --bg: #17191c;
  --ink: #e1e2e4;
  --accent: color-mix(in srgb, var(--theme-accent) 40%, #fff);
  --muted: color-mix(in srgb, var(--ink) 72%, var(--bg));
  --index-ink: color-mix(in srgb, var(--ink) 60%, var(--bg));
  --rule: color-mix(in srgb, var(--ink) 17%, var(--bg));
  --soft: color-mix(in srgb, var(--ink) 5%, var(--bg));
}
html[data-color-scheme="dark"][data-tint-background="true"] {
  --bg: color-mix(in srgb, var(--theme-accent) var(--background-tint-percent, 4%), #17191c);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-padding-top: 40px; }
html, body { overscroll-behavior-y: none; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.75 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
::selection { background: color-mix(in srgb, var(--accent) 20%, var(--bg)); color: var(--ink); }
p, h1, h2, h3, figure { margin: 0; }
sup { font-size: .65em; line-height: 0; vertical-align: super; margin-left: 2px; }
.skip-link { position: fixed; z-index: 10; left: 20px; top: -100px; padding: 8px 16px; background: var(--ink); color: var(--bg); }
.skip-link:focus { top: 16px; }
.layout {
  position: relative;
  width: min(var(--page-width), calc(100% - 96px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--rail-width) minmax(0, 1fr);
  column-gap: var(--gutter);
  align-items: start;
}
main { min-width: 0; }
.sidebar { position: sticky; top: 64px; margin-top: 64px; padding-top: 5px; }
.sidebar::after {
  content: "";
  position: absolute;
  top: 5px;
  bottom: 0;
  right: var(--sidebar-guide-offset);
  width: 1px;
  background: var(--rule);
  pointer-events: none;
}
.wordmark { display: inline-flex; gap: 10px; align-items: center; font: 500 16px/1.4 var(--sans); letter-spacing: -.8px; }
.project-heading { position: relative; }
.theme-toggle { position: absolute; top: 3px; right: 0; display: grid; place-items: center; width: 32px; height: 32px; padding: 0; border: 1px solid var(--rule); border-radius: 50%; color: var(--muted); background: transparent; cursor: pointer; }
.theme-toggle:hover { color: var(--ink); background: var(--soft); border-color: var(--muted); }
.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .theme-sun, html[data-color-scheme="dark"] .theme-toggle .theme-moon { display: none; }
html[data-color-scheme="dark"] .theme-toggle .theme-sun { display: block; }
.section-nav { margin-top: 60px; }
.section-nav a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 2px 0;
  min-height: 32px;
  color: var(--muted);
  font: 13px/18px var(--sans);
}
.nav-index { color: var(--index-ink); font: 11px var(--mono); }
.section-nav a:hover, .section-nav a[aria-current], .section-nav a[aria-current] span { color: var(--accent); }
.section-nav a[aria-current] { font-weight: 600; }
.section-nav a[aria-current]::after {
  content: "";
  position: absolute;
  right: var(--sidebar-guide-offset);
  top: calc(50% - 9px);
  width: 2px;
  height: 18px;
  background: var(--accent);
  pointer-events: none;
}
.project-header { padding: 64px 0 24px; border-bottom: 1px solid var(--rule); }
h1 { font: 400 32px/1.2 var(--sans); letter-spacing: -.7px; text-wrap: wrap; }
.project-name { display: block; padding-right: 44px; margin-bottom: 4px; color: var(--accent); font-weight: 500; }
.title-line { display: block; }
.authors { display: flex; flex-wrap: wrap; gap: 6px 22px; margin-top: 22px; font: var(--author-text-size)/20px var(--sans); }
.affiliations { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 22px; margin-top: 8px; color: var(--muted); font: 12px/18px var(--sans); }
.author-name:is(a), .affiliation-name:is(a) { text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 3px; }
.author-name:is(a):hover, .affiliation-name:is(a):hover { color: var(--accent); text-decoration-color: currentColor; }
.conference { margin-top: 12px; color: var(--muted); font: 12px/18px var(--sans); }
.paper-resources { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 20px; margin-top: 16px; }
.paper-links { display: flex; flex-wrap: wrap; gap: 10px; font: var(--author-text-size)/20px var(--sans); }
.paper-link { display: inline-flex; align-items: center; justify-content: center; padding: 4px 8px; border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--bg)); }
.paper-link:is(a):hover { color: var(--accent); border-color: var(--accent); background: var(--soft); }
.paper-logos { display: flex; align-items: center; gap: 14px; }
.paper-logo { display: inline-flex; align-items: center; }
.paper-logo img { display: block; width: auto; max-width: 110px; height: 20px; object-fit: contain; }
.paper-logo:is(a):hover { opacity: .75; }
.contribution { display: inline-flex; flex-wrap: wrap; max-width: 100%; gap: 4px 16px; color: var(--muted); font: 11px/16px var(--sans); }
.contribution > span { white-space: nowrap; }
.project-teaser, .section { margin-top: var(--section-gap); }
.project-teaser:empty { display: none; }
.section { scroll-margin-top: 24px; }
.section + .section { margin-top: calc(var(--section-gap) + 16px); }
.section-heading { margin-bottom: var(--block-gap); }
h2 { font: 600 20px/26px var(--sans); }
.sections > .section:first-child h2 { margin-top: 8px; }
.section-content, .content-block { display: grid; gap: var(--block-gap); }
.content-block + .content-block { margin-top: 10px; }
.content-block h3 { margin-bottom: -12px; font: 500 16px/22px var(--sans); text-wrap: pretty; }
.prose { max-width: var(--reading-width); font: 350 var(--text-size)/var(--text-leading) var(--sans); letter-spacing: 0; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.text-block .prose + .prose { margin-top: var(--block-gap); }
.prose mark { color: inherit; background: color-mix(in srgb, var(--accent) 22%, var(--bg)); }
.content-details { border-top: 1px solid var(--rule); padding-top: 12px; }
.content-details summary { cursor: pointer; color: var(--ink); font: 500 14px/20px var(--sans); }
.content-details > .section-content { margin-top: 12px; }
.content-details .prose { white-space: pre-line; overflow-wrap: anywhere; }
.details-code { --code-bg: color-mix(in srgb, var(--accent) var(--code-tint-percent), var(--bg)); min-width: 0; margin: 0; padding: 16px 18px; border: 1px solid var(--rule); border-left: 2px solid color-mix(in srgb, var(--accent) 42%, var(--bg)); border-radius: 4px; background: var(--code-bg); color: var(--ink); font: 13px/20px var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; tab-size: 2; }
.details-code code { color: inherit; font: inherit; }
.details-code mark { color: inherit; background: color-mix(in srgb, var(--accent) 25%, var(--code-bg)); }
.details-code a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.video-embed iframe { display: block; width: 100%; height: auto; border: 0; border-radius: 2px; }
.embed-link { display: inline-block; color: var(--accent); font: 13px/20px var(--sans); text-decoration: underline; text-underline-offset: 3px; }
.video-embed iframe + .embed-link { margin-top: 8px; }
.method-figure img { display: block; width: 100%; height: auto; border-radius: 2px; }
html[data-color-scheme="dark"] .method-figure img { background: white; }
figcaption { margin-top: 10px; color: var(--muted); font: 12px/18px var(--sans); }
.caption-label { color: var(--ink); font-weight: 500; }
.video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.video-grid[data-count="1"] { grid-template-columns: 1fr; }
.video-figure { min-width: 0; }
.video-figure video { display: block; width: 100%; height: auto; object-fit: contain; background: var(--soft); border-radius: 5px; }
.video-figure figcaption > span { color: var(--ink); font-weight: 500; }
.video-figure small { display: block; margin-top: 4px; font: inherit; }
.media-links { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 4px; }
.media-links a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.citation-code-wrap { position: relative; min-width: 0; }
.citation-code {
  margin: 0;
  padding: 16px 56px 16px 18px;
  overflow-x: auto;
  background: var(--soft);
  border-left: 2px solid color-mix(in srgb, var(--accent) 42%, var(--bg));
  border-radius: 2px;
  color: var(--ink);
  font: 12px/18px var(--mono);
  tab-size: 2;
  -webkit-overflow-scrolling: touch;
}
.citation-code code { color: inherit; font: inherit; }
.citation-copy {
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--bg);
  color: var(--muted);
  cursor: pointer;
}
.citation-copy svg { width: 16px; height: 16px; }
.citation-copy:hover { border-color: var(--accent); color: var(--accent); }
.citation-copy-status {
  position: absolute;
  top: 16px;
  right: 50px;
  padding: 0 4px;
  background: var(--soft);
  color: var(--accent);
  font: 11px/20px var(--sans);
}
.page-footer { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; margin-top: 48px; padding: 22px 0 36px; border-top: 1px solid var(--rule); color: var(--muted); font: 10px/1.7 var(--sans); }
.page-footer > span { color: var(--accent); font-weight: 600; }
.page-footer a:hover { text-decoration: underline; }

@media (max-width: 1200px) {
  .authors { column-gap: 16px; }
}
@media (max-width: 900px) {
  html { scroll-padding-top: 88px; }
  .layout { display: block; width: min(var(--reading-width), calc(100% - 48px)); }
  .sidebar { top: 0; margin: 0; padding: 18px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; background: var(--bg); border-bottom: 1px solid var(--rule); z-index: 2; }
  .sidebar::after, .section-nav a[aria-current]::after, .nav-index { display: none; }
  .section-nav { display: flex; gap: 18px; margin: 0; }
  .section-nav a { margin: 0; min-height: 28px; font-size: 12px; }
  .section-nav a[aria-current] { font-weight: 400; text-decoration: underline; text-underline-offset: 5px; }
  .project-header { padding-top: 48px; }
}
@media (max-width: 600px) {
  :root { --author-text-size: 12px; }
  .layout { width: calc(100% - 40px); }
  .sidebar { flex-wrap: wrap; padding: 15px 0 11px; gap: 8px; }
  .section-nav { width: 100%; gap: 0; justify-content: space-between; }
  html { scroll-padding-top: 112px; }
  .section-nav a { min-height: 30px; font-size: 11px; }
  .project-header { padding-top: 36px; }
  h1 { font-size: 28px; letter-spacing: -.5px; }
  .theme-toggle { top: 1px; }
  .authors { column-gap: 15px; }
  .affiliations { display: block; font-size: 11px; }
  .affiliations > span:not(.contribution) { display: block; }
  .sections > .section:first-child h2 { margin-top: 0; }
  .video-grid { grid-template-columns: 1fr; gap: 24px; }
  .page-footer { gap: 10px 20px; padding-bottom: 24px; }
}
@media print {
  html[data-color-scheme], html[data-color-scheme][data-tint-background] { color-scheme: light; --bg: white; --ink: var(--theme-text); --accent: var(--theme-accent); --muted: #52606c; --rule: #d3d7d5; --soft: #f5f6f5; --index-ink: #52606c; }
  .sidebar, .page-footer a, .theme-toggle { display: none !important; }
  .project-name { padding-right: 0; }
  .layout { display: block; width: 100%; max-width: none; }
  .project-header { padding-top: 0; }
  .section { break-inside: avoid; }
  body { background: white; }
}