:root { color-scheme: light; --ink: #182722; --muted: #566560; --green: #126a50; --line: #dce5df; --surface: #f4f7f5; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; color: var(--ink); background: #fff; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; font-size: 16px; line-height: 1.65; letter-spacing: 0; }
a { color: var(--green); text-underline-offset: 4px; }
a:hover { color: #094a36; }
button { font: inherit; cursor: pointer; }
button:focus-visible, a:focus-visible { outline: 3px solid #c89d3c; outline-offset: 5px; }
.skip { position: absolute; left: 16px; top: -80px; background: white; padding: 8px; z-index: 10; }
.skip:focus { top: 12px; }
.navigation { border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 8px max(24px, calc((100% - 1120px) / 2)); }
.wordmark { font-size: 19px; font-weight: 750; text-decoration: none; white-space: nowrap; color: var(--ink); }
nav { display: flex; flex-wrap: wrap; gap: 22px; font-size: 14px; }
nav a { text-decoration: none; color: var(--muted); }
main { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.masthead { text-align: center; padding: 28px 8px 20px; }
.eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--green); margin: 0 0 12px; }
h1 { font-size: 36px; line-height: 1.22; font-weight: 700; max-width: 1000px; margin: 0 auto 20px; text-wrap: balance; }
.authors { font-size: 15px; line-height: 1.8; margin: 0; }
sup { font-size: 10px; }
.affiliations { display: flex; align-items: center; justify-content: center; gap: 44px; margin: 16px auto 8px; }
.affiliations a { display: flex; flex-direction: column; align-items: center; gap: 5px; text-decoration: none; color: var(--muted); font-size: 12px; line-height: 1.3; }
.affiliations img { display: block; object-fit: contain; height: 44px; width: auto; max-width: 100%; }
.affiliations .lab-mark { flex: 0 0 86px; }
.affiliations .lab-mark img { width: 86px; height: 118px; }
.correspondence { font-size: 12px; line-height: 1.4; color: var(--muted); margin: 0; }
.resources { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 18px; font-size: 14px; font-weight: 650; }
.resources a { display: inline-flex; justify-content: center; align-items: center; gap: 9px; min-height: 42px; padding: 9px 18px; border-radius: 999px; background: #303030; color: white; text-decoration: none; line-height: 1.4; white-space: nowrap; }
.resources a:hover { background: #484848; color: white; }
.resources img { display: block; flex-shrink: 0; object-fit: contain; }
.resource-monochrome { filter: brightness(0) invert(1); }
.section { padding: 48px 0; border-top: 1px solid var(--line); }
.overview { padding-top: 6px; border-top: 0; }
.overview > figure { width: 90%; max-width: 720px; margin-inline: auto; }
figure { margin: 0; }
figure img { display: block; width: 100%; height: auto; background: #fff; }
.figure-link { display: block; cursor: zoom-in; }
figcaption { color: var(--muted); font-size: 13px; margin-top: 14px; text-align: center; }
.abstract { max-width: 860px; margin: 44px auto 0; }
.video-comparison { width: 90%; max-width: 960px; margin: 20px auto 0; }
.comparison-heading { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px 20px; margin-bottom: 10px; }
.comparison-heading h2 { font-size: 22px; margin: 0; }
.comparison-heading > span { font-size: 13px; color: var(--muted); }
.comparison-stage { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #182722; touch-action: pan-y; cursor: ew-resize; }
.comparison-stage video { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: contain; }
.comparison-sim { clip-path: inset(0 calc(100% - var(--reveal)) 0 0); }
.comparison-line { position: absolute; top: 0; bottom: 0; left: var(--reveal); width: 2px; background: #fff; transform: translateX(-50%); box-shadow: 0 0 0 1px rgb(0 0 0 / 20%); pointer-events: none; }
.comparison-controls { display: flex; align-items: center; gap: 16px; padding-top: 14px; }
.comparison-endpoint { font-size: 12px; font-weight: 700; flex: 0 0 30px; }
.comparison-endpoint:last-child { text-align: right; }
#comparison-reveal { appearance: none; min-width: 0; flex: 1; margin: 0; height: 48px; background: transparent; cursor: ew-resize; }
#comparison-reveal::-webkit-slider-runnable-track { height: 8px; border-radius: 999px; background: var(--line); }
#comparison-reveal::-webkit-slider-thumb { appearance: none; width: 28px; height: 28px; margin-top: -10px; border: 3px solid white; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 1px var(--green); }
#comparison-reveal::-moz-range-track { height: 8px; border-radius: 999px; background: var(--line); }
#comparison-reveal::-moz-range-thumb { box-sizing: border-box; width: 28px; height: 28px; border: 3px solid white; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 1px var(--green); }
#comparison-reveal:focus-visible { outline: 3px solid #c89d3c; outline-offset: 4px; }
.comparison-status { margin-top: 12px; color: var(--muted); font-size: 13px; }
h2 { font-size: 27px; line-height: 1.3; margin: 0 0 18px; font-weight: 650; text-wrap: balance; }
h3 { font-size: 18px; line-height: 1.4; margin: 10px 0; }
p { margin: 0 0 16px; }
.section-heading { margin-bottom: 28px; }
.metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.metrics strong { display: block; font-size: 34px; color: var(--green); line-height: 1.2; margin-bottom: 10px; }
.metrics span { display: block; color: var(--muted); font-size: 13px; max-width: 205px; }
.metrics .unit { display: inline; font-size: 19px; color: var(--green); }
.result-note { font-size: 13px; color: var(--muted); margin: 18px 0 30px; }
.tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--line); margin-bottom: 26px; }
.tabs button { border: none; border-bottom: 3px solid transparent; background: none; padding: 10px 0; font-size: 14px; color: var(--muted); }
.tabs button[aria-selected="true"] { color: var(--green); border-bottom-color: var(--green); font-weight: 700; }
.table-wrap { overflow-x: auto; margin-top: 36px; }
table { width: 100%; border-collapse: collapse; text-align: right; font-size: 14px; }
caption { text-align: left; font-weight: 650; margin-bottom: 14px; }
th, td { padding: 12px 16px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child { text-align: left; }
thead { background: var(--surface); }
tbody th { font-weight: 500; }
.ours { background: #edf7f1; font-weight: 700; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin-bottom: 32px; }
.steps span { font-size: 13px; font-weight: 700; color: var(--green); }
.steps p { color: var(--muted); font-size: 14px; }
.policy-figure { margin-top: 42px; }
.reproduce > p { max-width: 850px; }
pre { margin: 24px 0; padding: 22px; background: var(--surface); overflow-x: auto; border-left: 3px solid #91b49e; font-size: 13px; line-height: 1.7; }
code { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.readiness { border-left: 3px solid #c49a42; padding: 0 0 0 20px; margin: 28px 0; }
.readiness h3 { font-size: 16px; }
.readiness p { color: var(--muted); font-size: 14px; }
.text-links { display: flex; flex-wrap: wrap; gap: 12px 25px; font-size: 14px; }
.citation-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.citation-heading h2 { margin: 0; }
#copy-citation { border: 1px solid var(--line); border-radius: 4px; background: white; color: var(--green); font-size: 13px; padding: 6px 12px; }
.citation pre { white-space: pre-wrap; overflow-wrap: anywhere; }
#copy-status { min-height: 22px; color: var(--green); font-size: 13px; margin: 0; }
footer { max-width: 1120px; padding: 24px; margin: auto; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 15px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
dialog { border: 0; max-width: 96vw; max-height: 94vh; padding: 42px 14px 14px; border-radius: 4px; }
dialog::backdrop { background: rgb(10 20 15 / 75%); }
dialog img { display: block; width: auto; max-width: 90vw; max-height: 82vh; object-fit: contain; }
#close-figure { position: absolute; right: 10px; top: 6px; border: 0; background: none; font-size: 27px; width: 32px; height: 32px; line-height: 1; }
[hidden] { display: none !important; }
@media (max-width: 700px) {
  .navigation { align-items: flex-start; padding: 10px 20px; flex-direction: column; gap: 4px; }
  nav { gap: 8px 18px; font-size: 12px; }
  main { padding: 0 20px; }
  .masthead { padding: 22px 0 16px; }
  h1 { font-size: 27px; }
  .authors { font-size: 13px; }
  .affiliations { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 74px; gap: 12px; }
  .affiliations a { min-width: 0; font-size: 11px; }
  .affiliations img { width: 100%; height: 34px; }
  .affiliations .lab-mark img { width: 74px; height: 102px; }
  .correspondence { font-size: 11px; }
  .resources { gap: 10px; }
  .section { padding: 32px 0; }
  .overview { padding-top: 6px; }
  h2 { font-size: 23px; }
  .abstract { margin-top: 28px; }
  .overview > figure { width: 100%; }
  .video-comparison { width: 100%; margin-top: 18px; }
  .comparison-heading h2 { font-size: 20px; }
  .comparison-controls { gap: 8px; }
  .metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px; }
  .metrics strong { font-size: 29px; }
  .steps { grid-template-columns: 1fr; gap: 15px; }
  pre { padding: 16px; font-size: 12px; }
  th, td { padding: 10px; }
  figcaption { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }