:root {
  --ink: #19191c;
  --muted: #68676d;
  --paper: #f4f1ea;
  --line: rgba(25, 25, 28, 0.18);
  --accent: #ff765d;
  --acid: var(--accent);
  --dark: #202126;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Manrope", Arial, sans-serif;
  --mono: "DM Mono", monospace;
  --body-size: 15px;
  --caption-size: 13px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.section-shell { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }
.section-shell.wide { width: min(1380px, calc(100% - 32px)); }

.site-header { position: sticky; z-index: 20; top: 0; height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 32px; border-bottom: 1px solid var(--line); background: rgba(244,241,234,.88); backdrop-filter: blur(16px); }
.brand { display: inline-flex; gap: 10px; align-items: center; }
.brand-mark { display: inline-grid; place-items: center; width: 32px; height: 32px; flex: 0 0 32px; color: var(--paper); border-radius: 50%; background: var(--ink); font: 500 12px/1 var(--serif); letter-spacing: -.045em; }
.brand-label { white-space: nowrap; font: 600 13px/1 var(--mono); letter-spacing: .06em; }
nav { display: flex; gap: 28px; font-size: 13px; }
nav a, .header-link { transition: opacity .2s; }
nav a:hover, .header-link:hover { opacity: .5; }
.header-link { justify-self: end; font: 500 12px/1 var(--mono); text-transform: uppercase; }

.hero { min-height: 0; padding: 24px 0 76px; text-align: center; }
.eyebrow, .section-index { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.eyebrow { display: inline-block; padding: 9px 13px; border: 1px solid var(--line); border-radius: 50px; }
.paper-title { max-width: 1260px; margin: 4px auto 32px; font: 500 clamp(34px, 3.55vw, 50px)/1.1 var(--serif); letter-spacing: -.028em; text-align: center; text-wrap: balance; }
.paper-title-mark { white-space: nowrap; }
.paper-title-mark i { font-weight: 500; }
.authors { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px 20px; font-size: 14px; }
.authors a { border-bottom: 1px solid var(--line); }
.authors a:hover { border-color: var(--ink); }
.authors sup { font: 9px var(--mono); }
.affiliations { margin-top: 12px; color: var(--muted); font-size: 11px; }
.institution-logos { display: flex; align-items: center; justify-content: center; gap: 28px; min-height: 44px; margin-top: 18px; }
.institution-logo { position: relative; display: block; overflow: hidden; flex: 0 0 auto; }
.institution-logo img { display: block; }
.hmi-logo { width: 148px; height: 42px; }
.hmi-logo img { position: absolute; top: 56%; left: 0; width: 148px; height: auto; transform: translateY(-50%); }
.mars-logo { width: 122px; }
.mars-logo img { width: 100%; height: auto; }
.action-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 32px; }
.action { display: inline-flex; min-width: 112px; justify-content: space-between; padding: 12px 14px; border: 1px solid var(--ink); border-radius: 3px; font: 500 11px/1 var(--mono); text-transform: uppercase; transition: .2s; }
.action:hover, .action.primary { color: var(--paper); background: var(--ink); }
.action.primary:hover { color: var(--ink); background: var(--acid); }

.media-placeholder { position: relative; overflow: hidden; background-color: #2b2b30; }
.media-hero { width: 100%; height: auto; min-height: 0; aspect-ratio: 16 / 9; background: #191a1f; }
.media-hero video { display: block; width: 100%; height: 100%; object-fit: contain; }
.media-hero::after { content: ""; position: absolute; z-index: 1; inset: 0; pointer-events: none; opacity: 1; background: linear-gradient(180deg, rgba(15,15,18,.18), transparent 22%); transition: opacity .7s ease; }
.hero-video-label { position: absolute; z-index: 2; top: 24px; right: 26px; color: rgba(255,255,255,.58); font: 9px var(--mono); letter-spacing: .12em; transition: opacity .55s ease; }
.media-hero.overlay-hidden .hero-video-label { opacity: 0; }
.media-hero.overlay-hidden::after { opacity: .16; }
.hero-meta { width: min(1280px, calc(100% - 64px)); padding-top: 30px; }
.hero-meta .action-row { margin-top: 22px; }
.caption { display: flex; gap: 22px; margin: 14px 0 0; color: var(--muted); font-size: var(--caption-size); line-height: 1.55; }
.caption span { font-family: var(--mono); color: var(--ink); }

.content-section { position: relative; display: grid; grid-template-columns: 112px 1fr; gap: 32px; padding: 82px 0; border-top: 1px solid var(--line); isolation: isolate; }
.content-section::before { content: ""; position: absolute; z-index: -1; inset: 0 50%; width: 100vw; transform: translateX(-50%); background: var(--section-bg, transparent); }
#abstract { --section-bg: #ebe7dd; }
#dataset { --section-bg: #f2eee5; }
#results { --section-bg: #f8f6f0; }
#method { --section-bg: #e9e0db; }
#citation { --section-bg: #f2eee5; }
#abstract .section-index { color: #5f5e65; }
#method .section-index { color: #a64f3e; }
.section-index { padding-top: 10px; color: var(--muted); }
.section-content h2 { margin: 0; font: 500 clamp(36px, 4vw, 56px)/1 var(--serif); letter-spacing: -.03em; }
.abstract-text { width: 100%; margin-top: 34px; padding-top: 28px; border-top: 1px solid rgba(25,25,28,.34); }
.abstract-text > p { max-width: 1040px; margin: 0; color: #414046; font: 400 var(--body-size)/1.75 var(--sans); letter-spacing: -.002em; text-wrap: pretty; }
.math-name { display: inline-block; white-space: nowrap; font-family: var(--serif); font-weight: 600; letter-spacing: -.02em; }
.math-name i { font-weight: 500; }
.body-copy { color: #46454b; font-size: var(--body-size); line-height: 1.72; }
.body-copy p:first-child { margin-top: 0; }
.method-summary { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 42px; border-top: 1px solid rgba(166,79,62,.28); }
.method-summary article { padding: 24px clamp(22px, 2.6vw, 38px) 0 0; }
.method-summary article + article { padding-left: clamp(22px, 2.6vw, 38px); border-left: 1px solid rgba(166,79,62,.2); }
.method-summary span { color: #a64f3e; font: 500 9px var(--mono); letter-spacing: .09em; }
.method-summary h3 { margin: 13px 0 10px; font: 500 clamp(19px, 1.65vw, 24px)/1.15 var(--serif); letter-spacing: -.015em; }
.method-summary p { margin: 0; color: #514a49; font-size: var(--body-size); line-height: 1.68; }
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 58px; border-top: 1px solid var(--line); }
.stat-row div { display: grid; gap: 5px; padding: 26px 18px 0 0; border-right: 1px solid var(--line); }
.stat-row div + div { padding-left: 22px; }
.stat-row div:last-child { border: 0; }
.stat-row strong { font: 500 clamp(30px, 3vw, 44px)/1 var(--serif); }
.stat-row span { color: var(--muted); font: 10px var(--mono); text-transform: uppercase; }

.dataset-section { color: var(--ink); }
.dataset-top { display: flex; justify-content: space-between; align-items: end; gap: 60px; padding-bottom: 36px; border-bottom: 1px solid var(--line); }
.dataset-kicker, .panel-label { color: var(--muted); font: 500 10px/1 var(--mono); letter-spacing: .14em; }
.dataset-top h2 { margin: 12px 0 -4px; font: 500 clamp(38px, 4.2vw, 58px)/.9 var(--serif); letter-spacing: -.03em; }
.dataset-title { display: flex; align-items: baseline; white-space: nowrap; }
.dataset-omega { display: inline-block; margin-right: -.035em; font-size: 1.24em; line-height: .55; transform: translateY(.045em); }
.dataset-top > p { width: 410px; margin: 0; color: var(--muted); font-size: var(--body-size); line-height: 1.68; }
.dataset-numbers { display: grid; grid-template-columns: 1.35fr 1fr 1fr; border-bottom: 1px solid var(--line); }
.dataset-number { min-height: 180px; display: grid; align-content: center; padding: 28px; border-right: 1px solid var(--line); }
.dataset-number:last-child { border-right: 0; }
.dataset-number strong { font: 500 clamp(54px, 6vw, 82px)/.84 var(--serif); letter-spacing: -.04em; }
.dataset-number span { margin-top: 18px; color: var(--muted); font: 500 11px var(--mono); letter-spacing: .14em; }
.dataset-number small { margin-top: 7px; color: var(--muted); font-size: 10px; }
.primary-number { color: var(--paper); background: var(--ink); }
.primary-number span, .primary-number small { color: rgba(244,241,234,.68); }
.dataset-figures { padding: 52px 0 60px; border-bottom: 1px solid var(--line); }
.dataset-figure-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 22px; }
.dataset-figure-heading p { width: 390px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.dataset-figure-grid { display: grid; grid-template-columns: 1fr; gap: 46px; }
.dataset-figure { min-width: 0; margin: 0; }
.dataset-figure > a { display: block; overflow: hidden; aspect-ratio: 1.84 / 1; background: transparent; }
.dataset-figure img { display: block; width: 100%; height: 100%; object-fit: contain; }
.dataset-figure figcaption { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; padding-top: 14px; color: var(--muted); font-size: var(--caption-size); line-height: 1.55; }
.dataset-figure figcaption span, .dataset-figure figcaption > a { color: var(--ink); font-family: var(--mono); }
.dataset-figure figcaption p { margin: 0; }
.dataset-native-chart { margin: 0; padding: 26px 0 6px; border-top: 1px solid var(--ink); }
.native-chart-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 30px; }
.native-chart-heading > div { display: flex; align-items: baseline; gap: 16px; }
.native-chart-heading span, .native-chart-heading > a { color: var(--muted); font: 9px var(--mono); letter-spacing: .08em; }
.native-chart-heading h3 { margin: 0; font: 500 26px var(--serif); }
.native-chart-layout { display: grid; grid-template-columns: minmax(420px, .95fr) minmax(0, 1.35fr); gap: 54px; }
.category-chart { display: grid; grid-template-columns: 230px 1fr; align-items: center; gap: 28px; }
.category-donut { display: grid; place-items: center; width: 230px; aspect-ratio: 1; border-radius: 50%; background: conic-gradient(#ec7051 0 25%, #f1b943 25% 42.6%, #279fbd 42.6% 53.7%, #36a5c8 53.7% 64.3%, #9b80bc 64.3% 71.3%, #747b87 71.3% 77.4%, #ff864d 77.4% 82.6%, #7d58eb 82.6% 87.2%, #6597c9 87.2% 91.7%, #cf6593 91.7% 94.7%, #4c7ee8 94.7% 96.7%, #ef951d 96.7% 100%); }
.category-donut::before { content: ""; grid-area: 1 / 1; width: 57%; aspect-ratio: 1; border-radius: 50%; background: var(--section-bg, #f2eee5); }
.category-donut > div { z-index: 1; grid-area: 1 / 1; display: grid; text-align: center; }
.category-donut strong { font: 500 38px/1 var(--serif); }
.category-donut span { margin-top: 4px; color: var(--muted); font-size: 11px; }
.category-donut small { margin-top: 7px; color: var(--muted); font: 7px var(--mono); }
.category-legend { display: grid; gap: 7px; min-width: 180px; }
.category-legend > span { display: grid; grid-template-columns: 8px 1fr auto; align-items: center; gap: 7px; color: var(--muted); font-size: 8px; }
.category-legend i { width: 7px; height: 7px; background: currentColor; }
.category-legend b { color: var(--ink); font: 500 8px var(--mono); }
.category-legend .c1 { color: #ec7051; }.category-legend .c2 { color: #f1b943; }.category-legend .c3 { color: #279fbd; }.category-legend .c4 { color: #36a5c8; }
.category-legend .c5 { color: #9b80bc; }.category-legend .c6 { color: #747b87; }.category-legend .c7 { color: #ff864d; }.category-legend .c8 { color: #7d58eb; }
.category-legend .c9 { color: #6597c9; }.category-legend .c10 { color: #cf6593; }.category-legend .c11 { color: #4c7ee8; }.category-legend .c12 { color: #ef951d; }
.duration-chart h4 { display: flex; justify-content: space-between; margin: 0 0 16px; padding-bottom: 9px; border-bottom: 1px solid var(--line); font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.duration-chart h4 span { color: var(--muted); font-size: 8px; }
.duration-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 24px; }
.duration-list > div { display: grid; grid-template-columns: minmax(105px, 1.35fr) minmax(50px, 1fr) 24px; align-items: center; gap: 8px; min-width: 0; }
.duration-list span { overflow: hidden; color: var(--muted); font-size: 8px; white-space: nowrap; text-overflow: ellipsis; }
.duration-list i { position: relative; height: 5px; border-radius: 10px; background: rgba(25,25,28,.08); }
.duration-list i::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--v); border-radius: inherit; background: var(--accent); }
.duration-list b { font: 500 8px var(--mono); text-align: right; }
.dataset-demos { padding: 52px 0 60px; border-bottom: 1px solid var(--line); }
.dataset-demo-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 28px; }
.dataset-demo-heading p { width: 390px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.dataset-featured-demo { margin-bottom: 34px; }
.dataset-featured-media { width: 100%; }
.dataset-demo-toolbar { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.dataset-filter { padding: 8px 11px; color: var(--muted); border: 1px solid var(--line); border-radius: 100px; background: transparent; font: 500 9px var(--mono); cursor: pointer; transition: .2s; }
.dataset-filter span { margin-left: 5px; opacity: .55; }
.dataset-filter:hover, .dataset-filter.active { color: var(--paper); border-color: var(--ink); background: var(--ink); }
.dataset-demo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.dataset-demo-main { grid-row: auto; }
.dataset-video-placeholder, .dataset-demo video { position: relative; display: block; overflow: hidden; width: 100%; min-height: 240px; height: 100%; border: 1px dashed rgba(255,118,93,.4); background: radial-gradient(circle at 30% 40%, rgba(255,118,93,.17), transparent 24%), linear-gradient(145deg, #17181d, #2d2e37); object-fit: cover; }
.dataset-demo-main .dataset-video-placeholder, .dataset-demo-main video { min-height: 240px; }
.demo-collection { background: radial-gradient(circle at 72% 35%, rgba(126,165,255,.2), transparent 22%), linear-gradient(145deg, #17181e, #282c3a); }
.demo-modalities { background: radial-gradient(circle at 35% 55%, rgba(206,147,255,.17), transparent 25%), linear-gradient(145deg, #171318, #2a252c); }
.dataset-video-placeholder::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 42px 42px; }
.demo-id { position: absolute; z-index: 1; top: 17px; left: 18px; color: var(--acid); font: 10px var(--mono); }
.demo-play { position: absolute; z-index: 1; inset: 50% auto auto 50%; display: grid; place-items: center; width: 54px; height: 54px; padding-left: 3px; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; transform: translate(-50%,-50%); }
.dataset-video-placeholder > div { position: absolute; z-index: 1; left: 20px; right: 20px; bottom: 18px; display: grid; }
.dataset-video-placeholder strong { font: 500 20px var(--serif); }
.dataset-video-placeholder small { margin-top: 5px; color: rgba(244,241,234,.42); font: 9px var(--mono); }
.dataset-demo > p { margin: 10px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }
.dataset-demo-main > p { font-size: 11px; }
.demo-tone-1 { background: radial-gradient(circle at 72% 35%, rgba(126,165,255,.2), transparent 22%), linear-gradient(145deg, #17181e, #282c3a); }
.demo-tone-2 { background: radial-gradient(circle at 35% 55%, rgba(206,147,255,.17), transparent 25%), linear-gradient(145deg, #171318, #2a252c); }
.dataset-demo-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.dataset-demo-footer p { margin: 0; color: var(--muted); font: 9px var(--mono); text-transform: uppercase; }
.show-all-demos { min-width: 140px; display: flex; justify-content: space-between; padding: 10px 12px; color: var(--ink); border: 1px solid var(--ink); border-radius: 3px; background: transparent; font: 500 9px var(--mono); text-transform: uppercase; cursor: pointer; }
.show-all-demos:hover { color: var(--paper); background: var(--ink); }
.show-all-demos[hidden] { display: none; }
.dataset-statement { display: grid; grid-template-columns: 1fr 3fr; gap: 40px; padding: 58px 0; border-bottom: 1px solid var(--line); }
.dataset-statement > span { color: var(--muted); font: 11px var(--mono); text-transform: uppercase; }
.dataset-statement h3 { max-width: 880px; margin: 0; font: 500 clamp(28px, 3vw, 42px)/1.15 var(--serif); letter-spacing: -.022em; }
.dataset-statement em { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; font-style: normal; }
.dataset-detail-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 70px; padding-top: 70px; }
.task-cloud { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 30px; }
.task-cloud span { padding: 10px 13px; border: 1px solid var(--line); border-radius: 100px; color: var(--muted); font-size: 11px; }
.task-cloud span:nth-child(3n+1) { color: var(--ink); border-color: rgba(23,25,21,.42); }
.modality-panel ol { margin: 25px 0 0; padding: 0; list-style: none; }
.modality-panel li { display: grid; grid-template-columns: 45px 1fr; padding: 12px 0; border-bottom: 1px solid var(--line); font: 13px var(--mono); }
.modality-panel li span { color: var(--muted); }

.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 36px; }
.section-heading p { width: min(440px, 42%); margin: 0; color: var(--muted); font-size: var(--body-size); line-height: 1.65; text-wrap: balance; }
.featured-demo-section { margin-bottom: 48px; }
.demo-subheading { display: flex; align-items: end; justify-content: space-between; gap: 35px; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.demo-subheading > span { color: var(--muted); font: 500 9px var(--mono); letter-spacing: .14em; }
.demo-subheading p { max-width: 420px; margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; text-align: right; }
.featured-demo-grid { display: grid; grid-template-columns: 1fr; }
.featured-demo-card { max-width: 100%; }
.featured-video-media { width: 100%; }
.interactive-feature-video { position: relative; overflow: hidden; width: 100%; height: auto; aspect-ratio: 16 / 9; color: white; background: var(--dark); }
.interactive-feature-video video { display: block; width: 100%; height: 100%; object-fit: contain; }
.interactive-feature-video::after { content: ""; position: absolute; z-index: 1; inset: 0; pointer-events: none; opacity: 1; background: linear-gradient(180deg, rgba(15,15,18,.03) 42%, rgba(15,15,18,.82) 100%); transition: opacity .7s ease; }
.feature-badge { position: absolute; z-index: 2; top: 16px; left: 17px; padding: 7px 9px; color: white; border: 1px solid rgba(255,255,255,.38); border-radius: 100px; background: rgba(20,20,24,.22); font: 8px var(--mono); letter-spacing: .09em; pointer-events: none; backdrop-filter: blur(8px); transition: opacity .55s ease; }
.feature-info { position: absolute; z-index: 2; left: 20px; right: 20px; bottom: 18px; max-width: 720px; pointer-events: none; transition: opacity .55s ease, transform .55s ease; }
.feature-info h3 { display: flex; align-items: baseline; gap: .2em; margin: 0 0 6px; font: 500 clamp(22px, 2.5vw, 34px)/1.08 var(--serif); }
.inline-project-mark { display: inline-flex; align-items: baseline; margin-right: .05em; white-space: nowrap; }
.feature-info p { max-width: 620px; margin: 0; color: rgba(255,255,255,.7); font-size: 11px; line-height: 1.55; }
.interactive-feature-video.overlay-hidden .feature-badge, .interactive-feature-video.overlay-hidden .feature-info { opacity: 0; }
.interactive-feature-video.overlay-hidden .feature-info { transform: translateY(9px); }
.interactive-feature-video.overlay-hidden::after { opacity: .12; }
.featured-video-placeholder { position: relative; overflow: hidden; aspect-ratio: 16/9; color: white; background: radial-gradient(circle at 28% 36%, rgba(255,118,93,.32), transparent 24%), linear-gradient(145deg, #1a1a20, #48404a); }
.featured-two { background: radial-gradient(circle at 72% 38%, rgba(139,165,255,.3), transparent 25%), linear-gradient(145deg, #1a1b21, #353b51); }
.featured-video-placeholder::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(12,12,15,.55)); }
.featured-badge { position: absolute; z-index: 1; top: 16px; left: 17px; padding: 7px 9px; border: 1px solid rgba(255,255,255,.35); border-radius: 100px; font: 8px var(--mono); letter-spacing: .08em; backdrop-filter: blur(8px); }
.featured-play { position: absolute; z-index: 1; inset: 50% auto auto 50%; display: grid; place-items: center; width: 58px; height: 58px; padding-left: 3px; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; transform: translate(-50%,-50%); transition: .25s; }
.featured-video-placeholder small { position: absolute; z-index: 1; left: 17px; bottom: 14px; color: rgba(255,255,255,.58); font: 8px var(--mono); }
.featured-demo-card:hover .featured-play { color: var(--ink); border-color: var(--accent); background: var(--accent); }
.featured-demo-copy { display: grid; grid-template-columns: 1fr 1.25fr; gap: 20px; padding-top: 14px; border-top: 1px solid var(--line); }
.featured-demo-copy h3 { margin: 0; font: 500 22px/1.1 var(--serif); }
.featured-demo-copy p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.compact-demo-heading { margin-bottom: 12px; }
.demo-toolbar { display: flex; flex-wrap: wrap; gap: 7px; margin: -6px 0 24px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.demo-filter { padding: 9px 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 100px; background: transparent; font: 500 10px var(--mono); cursor: pointer; transition: .2s; }
.demo-filter span { margin-left: 7px; opacity: .55; }
.demo-filter:hover, .demo-filter.active { color: var(--paper); border-color: var(--ink); background: var(--ink); }
.library-demo-filter { padding: 9px 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 100px; background: transparent; font: 500 10px var(--mono); cursor: pointer; transition: .2s; }
.library-demo-filter span { margin-left: 7px; opacity: .55; }
.library-demo-filter:hover, .library-demo-filter.active { color: var(--paper); border-color: var(--ink); background: var(--ink); }
.media-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 38px 14px; }
.result-card[hidden] { display: none; }
.result-card .media-placeholder { aspect-ratio: 16/10; }
.task-video-frame { position: relative; overflow: hidden; width: 100%; aspect-ratio: 16 / 9; background: var(--dark); }
.task-video-frame video { display: block; width: 100%; height: 100%; object-fit: contain; }
.task-video-frame .card-number { z-index: 2; padding: 6px 8px; border-radius: 100px; background: rgba(20,20,24,.42); backdrop-filter: blur(8px); pointer-events: none; }
.view-toggle { position: absolute; z-index: 3; top: 12px; right: 12px; display: flex; padding: 3px; border: 1px solid rgba(255,255,255,.35); border-radius: 100px; background: rgba(20,20,24,.45); backdrop-filter: blur(8px); }
.view-toggle button { min-width: 38px; padding: 5px 8px; color: rgba(255,255,255,.68); border: 0; border-radius: 100px; background: transparent; font: 500 8px var(--mono); cursor: pointer; }
.view-toggle button.active { color: var(--ink); background: var(--accent); }
.task-pagination { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 20px; margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--line); }
.task-pagination button { display: inline-flex; align-items: center; gap: 10px; width: max-content; padding: 9px 11px; color: var(--ink); border: 1px solid var(--line); border-radius: 3px; background: transparent; font: 500 9px var(--mono); text-transform: uppercase; cursor: pointer; }
.task-pagination button:last-child { justify-self: end; }
.task-pagination button:hover:not(:disabled) { color: var(--paper); border-color: var(--ink); background: var(--ink); }
.task-pagination button:disabled { opacity: .3; cursor: default; }
.task-pagination p { margin: 0; color: var(--muted); font: 9px var(--mono); text-align: center; text-transform: uppercase; }
.task-pagination strong { color: var(--ink); font-weight: 500; }
.warm { background: radial-gradient(circle at 70% 30%, #ffce93, transparent 27%), linear-gradient(135deg, #391f18, #ac5840); }
.blue { background: radial-gradient(circle at 35% 62%, #acecff, transparent 25%), linear-gradient(145deg, #132846, #386a91); }
.green { background: radial-gradient(circle at 70% 65%, #ffb39f, transparent 24%), linear-gradient(135deg, #35202a, #8d4c58); }
.violet { background: radial-gradient(circle at 30% 30%, #f2c7ff, transparent 23%), linear-gradient(135deg, #251a3a, #77559e); }
.card-number { position: absolute; top: 16px; left: 17px; color: white; font: 10px var(--mono); }
.play { position: absolute; inset: 50% auto auto 50%; display: grid; place-items: center; width: 54px; height: 54px; padding-left: 3px; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; color: white; transform: translate(-50%, -50%); backdrop-filter: blur(8px); transition: .25s; }
.result-card:hover .play { color: var(--ink); background: var(--acid); border-color: var(--acid); }
.card-copy { display: block; padding-top: 13px; border-top: 1px solid var(--line); }
.card-copy h3 { margin: 0 0 7px; font: 500 19px var(--serif); }
.card-copy p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }

.framework-figure { margin: 42px 0 0; }
.framework-image-link { display: block; overflow: hidden; width: 100%; background: transparent; }
.framework-image-link img { display: block; width: 100%; height: auto; }
.framework-figure figcaption { display: flex; gap: 18px; margin-top: 14px; color: var(--muted); font-size: var(--caption-size); line-height: 1.6; }
.framework-figure figcaption span { flex: 0 0 auto; color: var(--ink); font-family: var(--mono); }
.framework-figure figcaption a { margin-left: auto; flex: 0 0 auto; color: var(--ink); font-family: var(--mono); }
#method .framework-image-link { background: transparent; }
#method .framework-figure + .framework-figure { margin-top: 54px; padding-top: 40px; border-top: 1px solid rgba(166,79,62,.2); }
#method .framework-figure figcaption span, #method .framework-figure figcaption a { color: #a64f3e; }
#method .method-note { margin-top: 22px; color: #755f5a; }
.method-diagram { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 16px; margin-top: 42px; padding: 38px; background: var(--dark); color: white; }
.method-node { display: grid; min-height: 150px; align-content: space-between; padding: 20px; border: 1px solid rgba(255,255,255,.2); }
.method-node.featured { color: var(--ink); background: var(--acid); border-color: var(--acid); transform: scale(1.06); }
.method-node small { font: 10px var(--mono); opacity: .6; }
.method-node strong { font: 500 clamp(26px, 3vw, 40px)/1 var(--serif); }
.method-node span { font: 10px var(--mono); text-transform: uppercase; opacity: .65; }
.method-arrow { color: var(--acid); font-size: 24px; }
.method-note { color: var(--muted); font-size: 11px; text-align: center; }
.method-note code { font-family: var(--mono); }

.quote-band { padding: 88px 0; color: var(--paper); background: #25252a; }
.quote-band .section-shell { display: grid; grid-template-columns: 125px 1fr; gap: 35px; }
.quote-mark { color: var(--acid); font: 600 100px/.6 var(--serif); }
blockquote { max-width: 850px; margin: 0; font: 500 clamp(30px, 3.6vw, 48px)/1.1 var(--serif); letter-spacing: -.025em; }
.citation-content { min-width: 0; }
.code-block { position: relative; color: #e9ede4; background: var(--dark); }
pre { overflow-x: auto; margin: 0; padding: 34px; font: 12px/1.85 var(--mono); }
.copy-button { position: absolute; top: 14px; right: 14px; padding: 8px 13px; color: white; border: 1px solid rgba(255,255,255,.25); background: transparent; font: 10px var(--mono); cursor: pointer; }
.copy-button:hover { color: var(--ink); background: var(--acid); }

.site-footer { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: center; padding: 38px 0 48px; border-top: 1px solid var(--line); font-size: 11px; }
.site-footer > div { display: flex; align-items: center; gap: 10px; font-family: var(--mono); }
.site-footer p { color: var(--muted); text-align: center; }
.site-footer > a { justify-self: end; font-family: var(--mono); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .75s ease, transform .75s ease; }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .reveal { opacity: 1; transform: none; transition: none; } .media-hero.overlay-hidden .hero-video-label, .interactive-feature-video.overlay-hidden .feature-badge, .interactive-feature-video.overlay-hidden .feature-info { opacity: 1; transform: none; } .media-hero.overlay-hidden::after, .interactive-feature-video.overlay-hidden::after { opacity: 1; } }

@media (max-width: 1080px) and (min-width: 761px) {
  .media-grid { grid-template-columns: repeat(2, 1fr); }
  .dataset-demo-grid { grid-template-columns: repeat(2, 1fr); }
  .native-chart-layout { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .section-shell, .section-shell.wide { width: calc(100% - 28px); }
  .site-header { height: 60px; padding: 0 14px; grid-template-columns: 1fr auto; }
  nav { display: none; }
  .hero { min-height: auto; padding: 14px 0 56px; }
  .paper-title { margin: 2px auto 24px; font-size: clamp(28px, 8.5vw, 40px); line-height: 1.1; }
  .hero-meta { width: calc(100% - 28px); }
  .action { min-width: calc(50% - 5px); }
  .institution-logos { gap: 20px; margin-top: 16px; }
  .hmi-logo { width: 126px; height: 36px; }
  .hmi-logo img { width: 126px; }
  .mars-logo { width: 104px; }
  .media-hero { min-height: 0; aspect-ratio: 16 / 9; }
  .hero-video-label { top: 10px; right: 10px; font-size: 6px; }
  .media-copy { left: 22px; bottom: 22px; }
  .content-section { display: block; padding: 70px 0; }
  .section-index { margin-bottom: 35px; }
  .stat-row { grid-template-columns: 1fr 1fr; row-gap: 30px; margin-top: 55px; }
  .abstract-text { margin-top: 28px; padding-top: 23px; }
  .abstract-text > p { font-size: var(--body-size); line-height: 1.72; }
  .method-summary { grid-template-columns: 1fr; }
  .method-summary article { padding: 22px 0; }
  .method-summary article + article { padding-left: 0; border-top: 1px solid rgba(166,79,62,.2); border-left: 0; }
  .stat-row div:nth-child(2) { border-right: 0; }
  .dataset-section { padding: 80px 0; }
  .dataset-top { display: block; }
  .dataset-top h2 { margin-bottom: 32px; }
  .dataset-top > p { width: auto; }
  .dataset-numbers { grid-template-columns: 1fr; }
  .dataset-number { min-height: 210px; border-right: 0; border-bottom: 1px solid var(--line); }
  .dataset-demo-heading { display: block; }
  .dataset-demo-heading p { width: auto; margin-top: 15px; }
  .dataset-figure-heading { display: block; }
  .dataset-figure-heading p { width: auto; margin-top: 15px; }
  .dataset-figure-grid { grid-template-columns: 1fr; gap: 34px; }
  .native-chart-heading > div { display: block; }
  .native-chart-heading span { display: block; margin-bottom: 6px; }
  .native-chart-layout { grid-template-columns: 1fr; gap: 38px; }
  .category-chart { grid-template-columns: 1fr; justify-items: center; }
  .category-legend { width: 100%; grid-template-columns: 1fr 1fr; }
  .duration-list { grid-template-columns: 1fr; }
  .dataset-demo-toolbar { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 14px; scrollbar-width: none; }
  .dataset-filter { flex: 0 0 auto; }
  .interactive-feature-video { aspect-ratio: 16 / 9; }
  .feature-badge { top: 10px; left: 10px; padding: 5px 7px; font-size: 6px; }
  .feature-info { left: 12px; right: 12px; bottom: 10px; }
  .feature-info h3 { margin-bottom: 3px; font-size: 18px; }
  .feature-info p { font-size: 8px; line-height: 1.35; }
  .dataset-demo-grid { grid-template-columns: 1fr; }
  .dataset-demo-main { grid-row: auto; }
  .dataset-demo-main .dataset-video-placeholder, .dataset-demo-main video, .dataset-video-placeholder, .dataset-demo video { min-height: 260px; }
  .dataset-demo-footer { align-items: stretch; flex-direction: column; gap: 14px; }
  .show-all-demos { width: 100%; }
  .dataset-statement { grid-template-columns: 1fr; padding: 60px 0; }
  .dataset-detail-grid { grid-template-columns: 1fr; gap: 60px; }
  .section-heading { display: block; }
  .section-heading p { width: auto; margin-top: 20px; }
  .demo-subheading { display: block; }
  .demo-subheading p { margin-top: 8px; text-align: left; }
  .featured-demo-grid { grid-template-columns: 1fr; gap: 32px; }
  .featured-demo-copy { grid-template-columns: 1fr; gap: 7px; }
  .media-grid { grid-template-columns: 1fr; }
  .task-pagination { grid-template-columns: 1fr 1fr; }
  .task-pagination p { grid-column: 1 / -1; grid-row: 1; }
  .task-pagination button { grid-row: 2; }
  .card-copy { grid-template-columns: 1fr; gap: 8px; }
  .method-diagram { grid-template-columns: 1fr; padding: 28px; }
  .framework-figure figcaption { display: block; }
  .framework-figure figcaption span { display: block; margin-bottom: 6px; }
  .framework-figure figcaption a { display: block; margin-top: 8px; }
  .method-arrow { text-align: center; transform: rotate(90deg); }
  .method-node.featured { transform: none; }
  .quote-band { padding: 80px 0; }
  .quote-band .section-shell { grid-template-columns: 1fr; gap: 20px; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer p { display: none; }
}