/* MarineLife-16K: a buildless, locally served academic project page. */
:root {
  color-scheme: light;
  --ink: #143c3a;
  --ink-deep: #092e32;
  --muted: #657774;
  --teal: #0c746c;
  --teal-dark: #075c55;
  --paper: #fafbf7;
  --mist: #edf3ed;
  --line: #dce6de;
  --white: #fff;
  --radius: 18px;
  --body-font: "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body-font); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4, p { margin: 0; }
button, summary, a { touch-action: manipulation; }
button:focus-visible, a:focus-visible, summary:focus-visible, [tabindex="0"]:focus-visible { outline: 3px solid #c38326; outline-offset: 5px; }
[hidden] { display: none !important; }
.page-width { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 10px; left: 12px; z-index: 100; background: white; padding: 12px 18px; transform: translateY(-160%); border-radius: 6px; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(250,251,247,.97); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 76px; width: min(1440px, calc(100% - 80px)); margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; font-size: 21px; letter-spacing: -.7px; white-space: nowrap; line-height: 1; }
.wordmark-light { font-weight: 450; }
.site-nav { display: flex; gap: 29px; align-items: center; font-size: 13px; font-weight: 550; color: #526862; }
.site-nav a { position: relative; padding-block: 26px; }
.site-nav a::after { position: absolute; bottom: 20px; left: 0; width: 100%; height: 1px; content: ""; background: var(--teal); transform: scaleX(0); transform-origin: left; transition: transform 160ms; }
.site-nav a:hover { color: var(--teal); }
.site-nav a:hover::after { transform: scaleX(1); }
.header-paper { padding: 9px 17px; border: 1px solid #cddbd0; border-radius: 6px; font-size: 12px; font-weight: 650; white-space: nowrap; }
.header-paper span { margin-left: 13px; font-size: 16px; }
.header-paper:hover { background: var(--mist); }
.project-hero { position: relative; isolation: isolate; color: white; background: #0a4865 url("../images/hero/reef-channel.webp") center 58% / cover no-repeat; }
.hero-shade { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg,rgba(3,24,34,.33),rgba(3,27,37,.57) 45%,rgba(3,26,33,.72)); }
.hero-content { text-align: center; padding-block: 55px 42px; }
.venue-label { display: inline-flex; align-items: center; gap: 9px; font-size: 11px; letter-spacing: 2.2px; font-weight: 650; margin-bottom: 21px; color: #e4f2df; }
.venue-dot { width: 6px; height: 6px; border-radius: 50%; background: #cce3a6; box-shadow: 0 0 0 4px #cce3a61a; }
h1 { font-weight: 550; }
.project-name { display: block; font-size: clamp(42px, 5.25vw, 76px); font-weight: 680; line-height: 1.12; letter-spacing: -3.8px; margin-bottom: 14px; text-shadow: 0 2px 20px #052f4b44; }
.paper-subtitle { display: block; font-size: clamp(20px, 2.04vw, 29px); line-height: 1.4; font-weight: 470; letter-spacing: -.55px; text-wrap: balance; }
.authors { display: flex; justify-content: center; flex-wrap: wrap; column-gap: 17px; row-gap: 3px; max-width: 965px; margin: 27px auto 15px; font-size: 14px; font-weight: 450; }
.authors > span { white-space: nowrap; }
sup { position: relative; font-size: .65em; line-height: 0; margin-left: 2px; vertical-align: super; color: #d9eab9; }
.affiliations { display: flex; flex-wrap: wrap; justify-content: center; gap: 3px 19px; max-width: 950px; margin: 0 auto; font-size: 11px; line-height: 1.9; color: #dfebe9; }
.affiliations > span { white-space: nowrap; }
.affiliations sup { font-size: .75em; margin-right: 3px; }
.hero-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 11px; margin-top: 27px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 10px 23px; min-height: 45px; border-radius: 7px; font-size: 13px; font-weight: 620; transition: background 160ms, transform 160ms; }
.button:hover { transform: translateY(-2px); }
.button-light { color: #173c3a; background: #f6f9ef; border: 1px solid #f6f9ef; }
.button-light:hover { background: white; }
.button-glass { border: 1px solid #ffffff79; background: #0a263b2e; color: white; backdrop-filter: blur(5px); }
.button-glass:hover { background: #ffffff1f; }
.hero-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 17px 20px; border-top: 1px solid #ffffff26; font-size: 11px; }
.hero-explore { display: flex; gap: 26px; align-items: center; font-size: 12px; }
.hero-explore span { font-size: 19px; }
.hero-art-note { color: #d5dfdd; font-size: 10px; }
.overview-section { display: grid; grid-template-columns: 1.25fr 1fr; align-items: center; gap: 100px; padding-block: 82px; }
.eyebrow { color: var(--teal); font-size: 10px; font-weight: 730; letter-spacing: 1.9px; text-transform: uppercase; margin-bottom: 12px; }
h2 { color: var(--ink-deep); font-size: clamp(27px, 2.7vw, 38px); font-weight: 570; line-height: 1.25; letter-spacing: -1.25px; }
.overview-copy > p:not(.eyebrow) { max-width: 560px; color: var(--muted); font-size: 14px; line-height: 1.85; margin-top: 17px; }
.text-link { display: inline-flex; align-items: center; gap: 25px; font-size: 12px; font-weight: 650; color: var(--teal); margin-top: 23px; border-bottom: 1px solid #0c746c44; padding-bottom: 4px; }
.text-link:hover { color: var(--teal-dark); border-bottom-color: var(--teal-dark); }
.text-link span { font-size: 18px; line-height: 1; }
.dataset-facts { display: grid; grid-template-columns: 1fr 1fr; column-gap: 35px; }
.fact { display: flex; flex-direction: column; padding: 22px 0; border-top: 1px solid var(--line); }
.fact > strong { font-size: clamp(35px, 4vw, 54px); font-weight: 450; letter-spacing: -2.8px; line-height: 1.3; }
.fact > span { font-size: 12px; color: var(--muted); margin-top: 5px; }
.fact-wide { grid-column: 1/-1; }
.fact-wide .fact-caption { margin-top: 0; font-size: 10px; text-transform: uppercase; letter-spacing: 1.7px; font-weight: 650; color: var(--teal); }
.fact-wide .fact-tasks { font-size: 26px; letter-spacing: -1px; margin-block: 11px 3px; }
.fact-tasks span { font-size: 20px; color: #90aaa0; margin-inline: 10px; }
.explore-section { background: var(--mist); border-block: 1px solid var(--line); padding-block: 72px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 34px; }
.section-heading > p { color: var(--muted); font-size: 13px; line-height: 1.8; padding-bottom: 3px; }
.scene-selector { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; margin-bottom: 25px; }
.scene-button { position: relative; padding: 0; overflow: hidden; border: 2px solid transparent; border-radius: 10px; background: #0d3c47; color: white; text-align: left; aspect-ratio: 1.85; transition: border-color 160ms, transform 160ms; }
.scene-button img { height: 100%; width: 100%; object-fit: cover; opacity: .65; transition: opacity 160ms; }
.scene-button::after { position: absolute; content: ""; inset: 0; background: linear-gradient(transparent 20%,#041c2ce0); pointer-events: none; }
.scene-button:hover img { opacity: .95; }
.scene-button:hover { transform: translateY(-2px); }
.scene-button[aria-selected="true"] { border-color: var(--teal); box-shadow: 0 0 0 3px #0c746c18; }
.scene-button[aria-selected="true"] img { opacity: 1; }
.scene-label { position: absolute; bottom: 10px; left: 13px; right: 13px; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 5px; font-size: 12px; font-weight: 600; }
.scene-label > span:last-child { font-size: 10px; color: #c1d9cf; font-variant-numeric: tabular-nums; }
.scene-current { position: absolute; width: 6px; height: 6px; top: 10px; right: 10px; background: #d6e9b0; border-radius: 50%; z-index: 1; display: none; }
.scene-button[aria-selected="true"] .scene-current { display: block; }
.explorer { display: grid; grid-template-columns: minmax(0,1.13fr) minmax(0,1fr); align-items: start; gap: 27px; }
.video-column { min-width: 0; }
.video-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.live-label { display: inline-flex; gap: 7px; align-items: center; color: #537267; font-size: 10px; text-transform: uppercase; letter-spacing: 1.2px; font-weight: 650; }
.live-label > span { width: 5px; height: 5px; background: #348778; border-radius: 50%; }
.sample-number { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.video-stage { position: relative; border-radius: 12px; overflow: hidden; background: #082e3c; aspect-ratio: 16/9; box-shadow: 0 7px 22px #082e3c12; }
.video-stage video { display: block; width: 100%; height: 100%; object-fit: contain; }
.video-error { position: absolute; inset: 0; padding: 25px; display: flex; flex-direction: column; justify-content: center; text-align: center; color: white; background: #082e3cee; }
.video-error a { text-decoration: underline; color: #d6e9b0; }
.video-caption { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-top: 17px; }
.video-caption h3 { font-size: 20px; letter-spacing: -.4px; font-weight: 600; }
.video-caption p { font-size: 11px; color: var(--muted); margin-top: 3px; }
.video-download { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; padding: 7px 11px; border: 1px solid #ccdacf; border-radius: 6px; }
.video-download:hover { background: #e2ebe1; }
.motion-notes { border-top: 1px solid #d3dfd4; margin-top: 23px; padding-top: 17px; display: grid; grid-template-columns: .9fr 1.15fr; gap: 25px; }
.detail-label { display: block; font-size: 9px; letter-spacing: 1.1px; text-transform: uppercase; font-weight: 700; color: #657d70; }
.motion-notes p { font-size: 12px; color: #3e5c54; line-height: 1.7; margin-top: 6px; }
.annotation-column { display: flex; flex-direction: column; background: var(--white); border: 1px solid #d9e3d9; border-radius: 12px; min-height: 550px; height: 590px; overflow: hidden; }
.annotation-tabs { display: flex; align-items: stretch; padding-inline: 21px; border-bottom: 1px solid var(--line); gap: 21px; flex-shrink: 0; }
.annotation-tabs button { position: relative; border: 0; background: transparent; padding: 17px 0 15px; color: #74847a; font-size: 12px; white-space: nowrap; font-weight: 600; }
.annotation-tabs button::after { content: ""; position: absolute; bottom: -1px; height: 2px; width: 100%; left: 0; background: transparent; }
.annotation-tabs button[aria-selected="true"] { color: var(--teal); }
.annotation-tabs button[aria-selected="true"]::after { background: var(--teal); }
.annotation-tabs button:hover { color: var(--teal); }
.annotation-tabs button span { display: inline-block; font-size: 9px; padding: 0 5px; border-radius: 4px; background: #eef3ec; margin-left: 2px; }
.annotation-panel { flex: 1; min-height: 0; overflow-y: auto; padding: 23px; scrollbar-width: thin; scrollbar-color: #bccfc1 transparent; }
.panel-intro { color: var(--muted); font-size: 11px; line-height: 1.75; margin-bottom: 20px; }
.attribute-group + .attribute-group { border-top: 1px solid #e8eee6; padding-top: 18px; margin-top: 18px; }
.attribute-group h4 { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.15px; margin-bottom: 12px; color: var(--teal); }
.attribute-list { display: grid; gap: 10px; margin: 0; }
.attribute-row { display: grid; grid-template-columns: 115px minmax(0,1fr); gap: 13px; align-items: baseline; }
.attribute-row dt { color: #7a8980; font-size: 11px; }
.attribute-row dd { margin: 0; font-size: 12px; line-height: 1.7; color: #314e45; overflow-wrap: anywhere; }
.question { border: 1px solid #e0e8de; border-radius: 8px; margin-bottom: 12px; overflow: hidden; }
.question summary { position: relative; padding: 14px 35px 14px 14px; list-style: none; cursor: pointer; font-size: 12px; line-height: 1.65; }
.question summary::-webkit-details-marker { display: none; }
.question summary::after { position: absolute; right: 13px; top: 16px; content: "+"; color: var(--teal); font-size: 17px; line-height: 1; }
.question[open] summary::after { content: "−"; }
.question[open] summary { background: #f5f8f1; }
.question-meta { display: block; font-size: 9px; color: #748977; letter-spacing: .7px; margin-bottom: 5px; text-transform: uppercase; }
.question-body { padding: 14px; font-size: 12px; }
.quiz-options { display: grid; gap: 7px; }
.quiz-option { display: flex; gap: 9px; align-items: baseline; padding: 9px 10px; background: #fafbf8; color: #5d7064; border: 1px solid #e1e8dd; border-radius: 5px; text-align: left; line-height: 1.6; font-size: 11px; }
.quiz-option:hover { border-color: #7da795; background: #f0f6eb; }
.quiz-option .option-letter { font-weight: 750; font-size: 10px; color: #345b4b; }
.quiz-option.is-correct { background: #eaf4e5; border-color: #7aa071; }
.quiz-option.is-incorrect { background: #fff3ed; border-color: #d5a38c; }
.answer-toggle { border: 0; background: transparent; padding: 10px 0 0; color: var(--teal); text-decoration: underline; text-underline-offset: 3px; font-size: 11px; font-weight: 600; }
.reference-answer { margin-top: 12px; padding: 12px; border-left: 2px solid #81a780; background: #f0f6eb; font-size: 11px; line-height: 1.85; color: #3d5947; overflow-wrap: anywhere; }
.answer-label { display: block; font-size: 9px; text-transform: uppercase; letter-spacing: .9px; font-weight: 650; color: #52794e; margin-bottom: 4px; }
.quiz-feedback { font-size: 11px; color: #486c4e; margin-top: 10px; }
.caption-label { font-size: 10px; color: var(--teal); text-transform: uppercase; letter-spacing: 1.3px; font-weight: 650; }
.reference-caption { padding: 0; margin: 18px 0 22px; font-family: Georgia, "Times New Roman", serif; font-size: 20px; line-height: 1.8; letter-spacing: -.2px; color: #324e47; }
.caption-footnote { padding-top: 15px; border-top: 1px solid var(--line); color: #7a887b; font-size: 11px; line-height: 1.8; }
.explorer-note { font-size: 10px; color: #6f8477; text-align: left; margin-top: 20px; }
.noscript-note { padding: 16px; border: 1px solid var(--line); margin-top: 20px; font-size: 13px; background: white; }
.noscript-note a { text-decoration: underline; }
.benchmark-section { padding-block: 78px; }
.benchmark-layout { display: grid; grid-template-columns: .8fr 1.3fr; gap: 95px; padding-top: 16px; }
.section-number { font-size: 9px; color: #6a8671; letter-spacing: 1.5px; font-weight: 650; }
.benchmark-intro h3 { font-size: 27px; font-weight: 550; line-height: 1.35; letter-spacing: -.8px; margin-top: 17px; }
.benchmark-intro > p { color: var(--muted); font-size: 13px; line-height: 1.85; margin-top: 18px; }
.dimension-list > div { position: relative; border-top: 1px solid var(--line); padding: 17px 0; }
.dimension-code { position: absolute; right: 0; top: 20px; font-size: 9px; letter-spacing: .6px; color: #78907a; }
.dimension-list h4 { font-weight: 580; font-size: 14px; max-width: calc(100% - 120px); }
.dimension-list p { font-size: 12px; color: var(--muted); margin-top: 6px; }
.dimension-motion { border-left: 2px solid var(--teal); padding-left: 15px !important; }
.caption-feature { display: grid; grid-template-columns: .95fr 1.1fr auto; align-items: center; gap: 42px; background: #e9f0e6; padding: 30px 33px; border-radius: 10px; margin-top: 42px; }
.caption-feature h3 { font-size: 21px; font-weight: 550; line-height: 1.4; letter-spacing: -.5px; margin-top: 8px; }
.caption-feature > p { color: #647760; font-size: 12px; line-height: 1.9; }
.round-arrow { display: grid; place-items: center; width: 41px; height: 41px; border-radius: 50%; border: 1px solid #bbcfb4; color: var(--teal); font-size: 20px; }
.round-arrow:hover { background: #dce8d6; }
.resources-section { background: #113a38; color: #e2ebe0; padding-block: 65px; }
.resources-section .eyebrow { color: #b8ce9d; }
.resources-section h2 { color: #f2f7ee; }
.resources-section .section-heading > p { color: #a3bbb0; }
.resource-links { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid #ffffff24; border-bottom: 1px solid #ffffff24; }
.resource-links > a { position: relative; display: flex; gap: 16px; padding: 29px 22px 32px 0; min-height: 147px; transition: background 160ms; }
.resource-links > a + a { border-left: 1px solid #ffffff24; padding-left: 28px; }
.resource-links > a:hover { background: #ffffff06; }
.resource-index { color: #9ab48e; font-size: 10px; padding-top: 4px; }
.resource-links h3 { font-size: 17px; font-weight: 520; letter-spacing: -.35px; padding-right: 10px; }
.resource-links p { color: #a3bbb0; font-size: 11px; line-height: 1.8; margin-top: 7px; max-width: 235px; }
.resource-arrow { margin-left: auto; color: #bcd29f; font-size: 24px; line-height: 1; }
.citation { margin-top: 21px; border-bottom: 1px solid #ffffff24; }
.citation-heading { margin: 0; padding: 17px 0; font-size: 13px; }
.citation-body { padding-bottom: 25px; }
.citation-topline { display: flex; justify-content: space-between; align-items: center; margin-block: 7px 12px; font-size: 10px; letter-spacing: .6px; color: #a2bda9; }
.citation-topline button { background: #ffffff0a; border: 1px solid #ffffff30; color: #eef6e9; padding: 7px 13px; border-radius: 5px; font-size: 10px; }
.citation pre { margin: 0; padding: 22px; background: #092d2b; border: 1px solid #ffffff13; border-radius: 7px; font: 11px/1.9 Consolas, monospace; overflow-x: auto; color: #c4d8c1; }
.citation-body > p { margin-top: 10px; color: #b4c8b5; font-size: 10px; }
.site-footer { background: #0c2f2e; color: #c0d1bf; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 25px; padding-block: 25px; }
.site-footer .wordmark { font-size: 17px; color: #e4ede0; }
.site-footer .wordmark img { width: 26px; height: 26px; }
.site-footer p { font-size: 10px; color: #8ba995; }
.back-top { display: inline-flex; gap: 18px; align-items: center; font-size: 11px; }
.back-top span { color: #d5e5b7; font-size: 18px; }
/* Author-supplied figures are displayed inline without cropping. */
.research-story { padding-bottom: 76px; }
.figure-heading { max-width: 780px; margin-bottom: 30px; }
.figure-heading h2 { font-size: clamp(28px, 3vw, 38px); }
.paper-figure { margin: 0; min-width: 0; }
.paper-image { display: block; background: white; }
.paper-image img { width: 100%; height: auto; }
.paper-figure figcaption { display: flex; align-items: baseline; justify-content: space-between; gap: 25px; padding: 15px 3px 0; font-size: 12px; color: var(--muted); line-height: 1.8; }
.paper-figure figcaption p { max-width: 900px; }
.paper-figure figcaption strong { color: var(--ink); font-weight: 600; }
.paper-figure figcaption > a { flex-shrink: 0; color: var(--teal-dark); text-decoration: underline; text-underline-offset: 4px; font-size: 11px; }
.motion-story { margin-top: 65px; }
.method-section { padding-block: 76px 0; }
.method-steps { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); list-style: none; padding: 0; margin: 0 0 32px; gap: 35px; }
.method-steps li { border-top: 1px solid var(--line); display: flex; gap: 17px; padding-top: 18px; }
.method-steps li > span { font-size: 11px; color: var(--teal); padding-top: 4px; }
.method-steps h3 { font-size: 17px; font-weight: 600; letter-spacing: -.3px; }
.method-steps p { color: var(--muted); font-size: 12px; margin-top: 7px; line-height: 1.8; }
.example-heading { max-width: 780px; margin-block: 44px 25px; }
.example-heading h3 { margin-top: 10px; font-size: 25px; font-weight: 550; letter-spacing: -.6px; line-height: 1.35; }
.example-heading p { color: var(--muted); font-size: 13px; margin-top: 12px; }
.annotation-statistics { margin-top: 38px; border-block: 1px solid var(--line); }
.annotation-statistics summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; list-style: none; padding: 23px 0; }
.annotation-statistics summary::-webkit-details-marker { display: none; }
.annotation-statistics summary .eyebrow { display: block; margin-bottom: 6px; }
.annotation-statistics summary strong { display: block; font-size: 19px; font-weight: 550; }
.statistics-summary { display: block; margin-top: 5px; font-size: 12px; color: var(--muted); }
.statistics-toggle { font-size: 30px; font-weight: 300; color: var(--teal); }
.annotation-statistics[open] .statistics-toggle { transform: rotate(45deg); }
.annotation-statistics .paper-figure { margin-bottom: 25px; }
@media (max-width: 800px) {
  .research-story { padding-bottom: 55px; }
  .method-section { padding-top: 55px; }
  .method-steps { gap: 20px; }
  .method-steps li { display: block; }
  .method-steps h3 { margin-top: 8px; }
}
@media (max-width: 540px) {
  .research-story { padding-bottom: 42px; }
  .figure-heading { margin-bottom: 23px; }
  .figure-heading h2 { font-size: 29px; }
  .motion-story { margin-top: 42px; }
  .method-section { padding-top: 42px; }
  .method-steps { grid-template-columns: 1fr; gap: 17px; }
  .method-steps li { display: flex; padding-top: 14px; }
  .method-steps h3 { margin-top: 0; }
  .paper-figure figcaption { display: block; font-size: 11px; padding-top: 11px; }
  .paper-figure figcaption > a { display: inline-block; padding-block: 7px 0; }
  .example-heading { margin-top: 34px; }
  .example-heading h3 { font-size: 23px; }
}
@media (min-width: 1600px) { .hero-content { padding-block: 75px 58px; } }
@media (max-width: 1100px) {
  .page-width { width: calc(100% - 64px); }
  .header-inner { width: calc(100% - 48px); gap: 20px; }
  .site-nav { gap: 18px; font-size: 12px; }
  .overview-section { gap: 55px; }
  .annotation-column { height: 560px; min-height: 0; }
  .attribute-row { grid-template-columns: 93px minmax(0,1fr); gap: 10px; }
  .annotation-panel { padding: 18px; }
  .annotation-tabs { gap: 17px; padding-inline: 18px; }
  .benchmark-layout { gap: 60px; }
  .caption-feature { gap: 25px; }
}
@media (max-width: 800px) {
  .site-nav { gap: 18px; }
  .site-nav a:first-child, .site-nav a:nth-child(3) { display: none; }
  .header-paper { display: none; }
  .header-inner { min-height: 65px; }
  .site-nav a { padding-block: 20px; }
  .project-name { font-size: 51px; letter-spacing: -2.5px; }
  .paper-subtitle { font-size: 23px; }
  .hero-content { padding-block: 43px 34px; }
  .authors { column-gap: 13px; font-size: 12px; margin-top: 23px; }
  .affiliations { font-size: 10px; gap: 2px 12px; }
  .hero-art-note { max-width: 160px; text-align: right; }
  .overview-section { gap: 40px; padding-block: 55px; }
  .overview-copy > p:not(.eyebrow) { font-size: 13px; }
  .fact-wide .fact-tasks { font-size: 22px; }
  .explore-section { padding-block: 50px; }
  .section-heading { gap: 20px; }
  .section-heading > p { font-size: 11px; }
  .scene-selector { gap: 8px; }
  .scene-label { font-size: 10px; left: 8px; right: 8px; bottom: 8px; }
  .scene-label > span:last-child { display: none; }
  .explorer { grid-template-columns: 1fr; gap: 27px; }
  .annotation-column { height: 490px; }
  .attribute-row { grid-template-columns: 140px minmax(0,1fr); }
  .annotation-panel { padding: 23px; }
  .motion-notes { margin-top: 18px; }
  .benchmark-section { padding-block: 55px; }
  .benchmark-layout { gap: 40px; grid-template-columns: .8fr 1.1fr; }
  .dimension-code { position: static; display: block; margin-bottom: 5px; font-size: 9px; }
  .dimension-list h4 { max-width: 100%; }
  .caption-feature { padding: 25px; grid-template-columns: 1fr auto; gap: 18px 25px; }
  .caption-feature > p { grid-column: 1; }
  .caption-feature > a { grid-column: 2; grid-row: 1/3; }
  .resource-links > a { flex-wrap: wrap; gap: 10px; padding-right: 18px; }
  .resource-links > a + a { padding-left: 18px; }
  .resource-links > a > div { order: 2; width: 100%; }
  .resource-links h3 { font-size: 15px; }
  .resource-arrow { font-size: 20px; }
  .footer-inner > p { display: none; }
}
@media (max-width: 540px) {
  html { scroll-padding-top: 75px; }
  .page-width { width: calc(100% - 36px); }
  .header-inner { width: calc(100% - 36px); gap: 15px; min-height: 62px; }
  .wordmark { gap: 8px; font-size: 18px; }
  .wordmark img { width: 27px; height: 27px; }
  .site-nav { gap: 14px; font-size: 10px; }
  .site-nav a:nth-child(4) { display: none; }
  .project-hero { background-position: 46% center; }
  .hero-shade { background: linear-gradient(180deg,#03233366,#032333ad 60%,#032333bc); }
  .hero-content { padding-block: 38px 29px; }
  .venue-label { font-size: 9px; letter-spacing: 1.7px; margin-bottom: 18px; }
  .project-name { font-size: 43px; letter-spacing: -2.3px; margin-bottom: 14px; }
  .paper-subtitle { font-size: 20px; line-height: 1.45; letter-spacing: -.4px; }
  .desktop-break { display: none; }
  .authors { gap: 5px 12px; font-size: 11px; line-height: 1.65; margin-block: 24px 16px; }
  .affiliations { flex-direction: column; gap: 2px; font-size: 9px; line-height: 1.9; }
  .affiliations > span { white-space: normal; }
  .hero-actions { gap: 8px; margin-top: 23px; }
  .button { font-size: 11px; min-height: 42px; padding: 8px 16px; gap: 8px; }
  .hero-bottom { gap: 12px; padding-block: 14px; }
  .hero-explore { font-size: 10px; gap: 13px; }
  .hero-art-note { font-size: 8px; max-width: 140px; }
  .overview-section { grid-template-columns: 1fr; gap: 31px; padding-block: 44px; }
  h2 { font-size: 30px; letter-spacing: -1px; }
  .eyebrow { font-size: 9px; letter-spacing: 1.5px; }
  .dataset-facts { column-gap: 25px; }
  .fact { padding-block: 17px; }
  .fact > strong { font-size: 43px; }
  .fact-wide { padding-bottom: 0; }
  .fact-wide .fact-tasks { font-size: 25px; }
  .section-heading { flex-direction: column; align-items: start; gap: 13px; margin-bottom: 25px; }
  .section-heading > p { font-size: 12px; }
  .section-heading > p br { display: none; }
  .explore-section { padding-block: 41px; }
  .scene-selector { display: flex; overflow-x: auto; padding: 3px 3px 10px; margin: -3px -3px 14px; scroll-snap-type: x proximity; scrollbar-width: thin; }
  .scene-button { min-width: 130px; aspect-ratio: 1.85; scroll-snap-align: start; }
  .scene-label { font-size: 11px; }
  .video-caption h3 { font-size: 19px; }
  .motion-notes { gap: 18px; grid-template-columns: 1fr 1fr; }
  .motion-notes p { font-size: 11px; }
  .annotation-column { height: 500px; border-radius: 10px; }
  .annotation-panel { padding: 18px; }
  .attribute-row { grid-template-columns: 100px minmax(0,1fr); }
  .annotation-tabs { gap: 25px; }
  .benchmark-section { padding-block: 43px; }
  .benchmark-layout { grid-template-columns: 1fr; gap: 29px; }
  .benchmark-intro h3 { font-size: 25px; }
  .benchmark-intro h3 br { display: none; }
  .dimension-list > div { padding-block: 15px; }
  .dimension-code { position: static; }
  .caption-feature { margin-top: 28px; padding: 23px; }
  .caption-feature h3 { font-size: 20px; }
  .resources-section { padding-block: 44px; }
  .resource-links { grid-template-columns: 1fr; }
  .resource-links > a { padding: 21px 0; flex-wrap: nowrap; min-height: auto; gap: 17px; }
  .resource-links > a + a { padding-left: 0; border-left: 0; border-top: 1px solid #ffffff24; }
  .resource-links > a > div { order: 0; width: auto; flex: 1; }
  .resource-links h3 { font-size: 17px; }
  .resource-links p { max-width: none; }
  .resource-index { padding-top: 5px; }
  .citation pre { padding: 14px; font-size: 10px; }
  .footer-inner { gap: 15px; }
  .site-footer .wordmark { font-size: 15px; }
  .back-top { font-size: 10px; gap: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}