@charset "UTF-8";
:root {
  --ink: #192c47;
  --muted: #556780;
  --blue: #2858a6;
  --blue-light: #edf3fc;
  --line: #dbe3ef;
  --paper: #fff;
  --wash: #f5f8fc;
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.75 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { color: inherit; border: 0; cursor: pointer; }
button, a, summary { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
img { max-width: 100%; height: auto; }
svg { display: block; }
h1, h2, h3, h4, p, figure { margin: 0; }
strong { font-weight: 650; }
::selection { background: #d7e6ff; color: #17273f; }
:focus-visible { outline: 3px solid #4e83df; outline-offset: 5px; }
.container { width: min(1160px, calc(100% - 80px)); margin: 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: 12px; left: 12px; z-index: 1000; background: var(--ink); color: white; padding: 10px 18px; transform: translateY(-160%); }
.skip-link:focus { transform: none; }

/* Navigation and opening: a compact display title, readable author details. */
.site-header { position: sticky; top: 0; z-index: 20; background: #fffffff5; border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.nav-shell { width: min(1320px, calc(100% - 64px)); min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; margin: auto; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 700; letter-spacing: -.6px; white-space: nowrap; }
.brand img { display: block; flex-shrink: 0; }
.brand-light { font-weight: 450; }
.nav-shell nav { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 550; color: var(--muted); }
.nav-shell nav a { padding: 25px 0; position: relative; transition: color .2s; }
.nav-shell nav a:hover, .nav-shell nav a[aria-current="location"] { color: var(--blue); }
.nav-shell nav a[aria-current="location"]::after { content: ""; position: absolute; bottom: -1px; left: 0; right: 0; height: 2px; background: var(--blue); }
.nav-paper { font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 16px; border: 1px solid var(--line); padding: 9px 16px; border-radius: 7px; white-space: nowrap; }
.nav-paper:hover { background: var(--wash); }
.hero { position: relative; overflow: hidden; background: linear-gradient(180deg,#f4f7fc,#fcfdff 80%,#fff); padding: 58px 32px 0; text-align: center; }
.hero-grid { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(#dce4f580 1px,transparent 1px),linear-gradient(90deg,#dce4f580 1px,transparent 1px); background-size: 80px 80px; mask-image: linear-gradient(90deg,black,transparent 20%,transparent 80%,black); opacity: .4; }
.hero-inner { position: relative; max-width: 1080px; margin: auto; }
.eyebrow, .section-label, .mini-label { font-family: var(--sans); font-size: 13px; letter-spacing: 1.25px; font-weight: 650; color: var(--blue); line-height: 1.6; }
.hero-eyebrow { display: flex; align-items: center; justify-content: center; gap: 12px; font-size: 13px; letter-spacing: 1.2px; }
.status-dot { display: inline-block; flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%; background: #4c74bd; }
.eyebrow-divider { color: #8d9db7; margin: 0 3px; }
.project-name { display: block; font-family: var(--serif); font-size: clamp(64px,7vw,86px); font-weight: 400; letter-spacing: -3.5px; line-height: 1.1; margin: 22px 0; color: #234f9c; }
.project-name > span:not(.title-period) { color: #19355f; }
.title-period { color: #ca9374; }
.paper-title { display: block; font-weight: 600; letter-spacing: -.6px; font-size: 32px; line-height: 1.38; max-width: 940px; margin: auto; }
.hero-tagline { font-family: var(--serif); font-size: 21px; font-style: italic; color: var(--muted); margin: 22px 0 28px; }
.authors { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 22px; font-size: 16px; font-weight: 500; max-width: 1000px; margin: auto; }
.authors span { white-space: nowrap; }
.authors sup { color: var(--blue); font-size: 11px; margin-left: 3px; }
.affiliations { color: var(--muted); font-size: 14px; line-height: 1.85; margin: 18px auto 0; max-width: 980px; }
.affiliations sup { color: var(--blue); margin-right: 2px; }
.affiliation-separator { margin: 0 9px; color: #98a7bd; }
.correspondence { font-size: 13px; }
.collaboration-strip { width: min(1080px, 100%); margin: 24px auto 0; padding: 0; }
.collaboration-kicker { display: flex; align-items: center; justify-content: center; gap: 12px; color: #65758e; font-size: 11px; font-weight: 650; letter-spacing: 1.45px; line-height: 1; }
.collaboration-kicker span { width: 42px; height: 1px; background: #d9e1ed; }
.collaboration-logos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
.collaboration-mark { min-width: 0; min-height: 112px; padding: 16px 12px; display: flex; align-items: center; gap: 12px; text-align: left; border: 1px solid #e1e7f0; border-radius: 8px; background: #fff; box-shadow: 0 4px 14px #304e7a08; }
.collaboration-mark img { display: block; flex: 0 0 56px; width: 56px; height: 56px; box-sizing: border-box; object-fit: contain; }
/* Optical sizing: tall or wide crests need different insets within a shared slot. */
.collaboration-mark .institution-logo-casia { flex-basis: 64px; width: 64px; height: 64px; padding: 3px; }
.collaboration-mark .institution-logo-ucas { flex-basis: 64px; width: 64px; height: 64px; padding: 3px; }
.collaboration-mark .institution-logo-nus { flex-basis: 68px; width: 68px; height: 68px; padding: 0 7px; }
.collaboration-mark .institution-logo-cuhk { flex-basis: 68px; width: 68px; height: 68px; padding: 0; }
.collaboration-name { min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.collaboration-name strong { color: #243954; font-size: 16px; line-height: 1.3; letter-spacing: .4px; font-weight: 650; }
.collaboration-name > span:not(.sr-only) { color: #576780; font-size: 12px; line-height: 1.5; font-weight: 400; }
.collaboration-name sup { color: var(--blue); font-size: 10px; font-weight: 500; margin-left: 4px; }
.institution-correspondence { color: var(--muted); margin: 13px 0 0; }
.collaboration-strip + .hero-actions { margin-top: 42px; }
@media (min-width: 761px) and (max-width: 1050px) {
  .collaboration-strip { max-width: 760px; }
  .collaboration-logos { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .collaboration-strip .collaboration-logos { grid-template-columns: 1fr; max-width: 380px; margin-inline: auto; }
}
.hero-actions { display: flex; justify-content: center; align-items: center; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; gap: 10px; justify-content: center; min-height: 48px; padding: 12px 20px; font-size: 15px; font-weight: 550; line-height: 1.5; border-radius: 7px; transition: transform .18s,background .18s; border: 1px solid transparent; }
.button:hover { transform: translateY(-2px); }
.button svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.6; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.button-primary { background: #254f97; color: white; box-shadow: 0 3px 8px #254f971a; }
.button-primary:hover { background: #173d7d; }
.button-secondary { background: #fff; border-color: #d6dfed; }
.button-secondary:hover { background: #edf3fc; }
.button-quiet { color: var(--muted); }
.quote-icon { font-family: var(--serif); font-size: 28px; line-height: 16px; margin-top: 8px; }
.hero-footer { position: relative; display: flex; justify-content: space-between; gap: 24px; max-width: 1160px; margin: 40px auto 0; padding-bottom: 25px; color: var(--muted); font-size: 12px; letter-spacing: .6px; }
.hero-footer a { display: flex; gap: 14px; align-items: center; }
.hero-footer a span { color: var(--blue); font-size: 18px; line-height: 1; }

/* One type scale and one spacing rhythm across research sections. */
.stats-strip { display: grid; grid-template-columns: repeat(4,1fr); padding: 34px 0; border-block: 1px solid var(--line); }
.stats-strip > div { padding: 0 16px; border-left: 1px solid var(--line); display: flex; flex-direction: column; align-items: center; text-align: center; }
.stats-strip > div:first-child { border-left: 0; }
.stats-strip strong { font-weight: 500; font-size: 42px; line-height: 1.2; letter-spacing: -1.5px; color: var(--blue); font-variant-numeric: tabular-nums; }
.stats-strip strong span { font-size: 21px; margin-left: 5px; font-weight: 400; letter-spacing: -.4px; }
.stats-strip > div > span { font-size: 15px; font-weight: 600; margin-top: 12px; }
.stats-strip small { font-size: 13px; line-height: 1.7; color: var(--muted); margin-top: 5px; }
.section { padding: 80px 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: end; margin-bottom: 36px; }
.section-label { display: block; margin-bottom: 16px; }
h2 { font-family: var(--serif); font-size: 42px; line-height: 1.18; font-weight: 400; letter-spacing: -.9px; }
h2 em { color: var(--blue); font-style: italic; }
.section-heading > p { color: var(--muted); font-size: 17px; line-height: 1.8; padding-bottom: 3px; }
.research-figure { border: 1px solid var(--line); border-radius: 11px; background: white; overflow: hidden; }
.teaser-figure { width: 84%; max-width: 880px; margin-inline: auto; }
.figure-trigger { display: block; padding: 20px; width: 100%; background: #fff; position: relative; border-radius: 8px; line-height: 0; }
.figure-trigger img { display: block; width: 100%; }
.expand-badge { position: absolute; right: 17px; bottom: 17px; width: 38px; height: 38px; border-radius: 6px; display: grid; place-items: center; color: #45628c; background: #f6f8fcf2; border: 1px solid #dce3ee; line-height: 1; font-size: 21px; transition: background .2s; }
.figure-trigger:hover .expand-badge { background: #e7f0ff; }
.research-figure figcaption { border-top: 1px solid #e4eaf3; display: flex; align-items: start; gap: 20px; padding: 22px 24px; background: #fbfcfe; color: var(--muted); font-size: 14px; line-height: 1.75; }
.figure-number { font-size: 12px; font-weight: 650; letter-spacing: .7px; white-space: nowrap; color: var(--muted); margin-top: 3px; }
.research-figure figcaption p { flex: 1; }
.research-figure figcaption strong { color: #314b70; }
.research-figure figcaption a { font-size: 14px; color: var(--blue); white-space: nowrap; align-self: center; }
.abstract-layout { display: grid; grid-template-columns: 160px minmax(0,1fr); gap: 48px; margin: 44px auto 0; max-width: 1080px; }
.abstract-layout h3 { font-family: var(--serif); font-size: 30px; font-weight: 400; line-height: 1.3; }
.abstract-layout p { font-size: 17px; color: #465c77; line-height: 1.85; max-width: 74ch; }
.abstract-layout p + p { margin-top: 20px; }
.abstract-layout strong { color: #294d81; }
.method-section { background: #f5f7fb; border-block: 1px solid #e5eaf2; }
.method-cards { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 30px; margin: 40px 0; }
.method-cards article { padding-right: 27px; border-right: 1px solid #d9e1ed; }
.method-cards article:last-child { padding-right: 0; border: 0; }
.method-index { display: flex; justify-content: space-between; align-items: center; color: #627897; font-size: 14px; margin-bottom: 18px; }
.method-index span { font-size: 29px; color: #4670b5; line-height: 1; }
.method-cards h3 { font-size: 21px; font-weight: 600; line-height: 1.4; letter-spacing: -.3px; margin-bottom: 14px; }
.method-cards p { font-size: 16px; line-height: 1.8; color: var(--muted); }
.method-tag { display: block; margin-top: 18px; font-size: 12px; line-height: 1.75; font-weight: 650; letter-spacing: .5px; color: #41659a; }
.data-layout { display: grid; grid-template-columns: 1fr 1.1fr; gap: 90px; margin: 42px 0; }
.dataset-summary > strong { display: block; color: var(--blue); font-size: 58px; line-height: 1.2; font-weight: 450; letter-spacing: -1.8px; margin: 15px 0; }
.dataset-summary h3 { font-weight: 550; font-size: 23px; line-height: 1.4; margin-bottom: 20px; }
.dataset-summary > p { font-size: 16px; color: var(--muted); line-height: 1.8; }
.dataset-summary .data-note { font-size: 14px; margin-top: 20px; border-left: 2px solid #c6d8ee; padding-left: 16px; }
.dataset-bars { padding-top: 15px; }
.dataset-bars > div { display: grid; grid-template-columns: 1fr auto; margin-bottom: 25px; font-size: 16px; gap: 10px 15px; }
.dataset-bars strong { font-size: 15px; color: #405c82; font-weight: 550; font-variant-numeric: tabular-nums; }
.distribution-track { grid-column: 1/-1; width: 100%; height: 12px; border-radius: 3px; background: #edf2f8; overflow: hidden; }
.distribution-track i { height: 100%; display: block; background: var(--bar-color); border-radius: 3px; }
.bench-note { display: grid; grid-template-columns: 200px minmax(0,1fr); gap: 30px; margin-top: 28px; padding: 28px; background: var(--wash); border-left: 3px solid #5b80bd; }
.bench-note .mini-label { padding-top: 4px; }
.bench-note p { font-size: 16px; color: var(--muted); line-height: 1.8; }
.bench-note strong { color: #344f72; }

/* Results remain readable at natural page scale. Tables can scroll on phones. */
.results-section { border-top: 1px solid var(--line); }
.results-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 28px; }
.model-tabs { display: flex; gap: 5px; background: #edf2f9; padding: 6px; border-radius: 9px; }
.model-tabs button { padding: 12px 19px; min-height: 48px; border: 1px solid transparent; border-radius: 6px; background: transparent; color: #526c8c; font-size: 15px; font-weight: 550; white-space: nowrap; }
.model-tabs button span { font-size: 13px; margin-left: 8px; font-weight: 400; }
.model-tabs button[aria-selected="true"] { background: white; color: #264f99; box-shadow: 0 1px 5px #1c365112; border-color: #d9e3f0; }
.result-unit { font-size: 14px; color: var(--muted); white-space: nowrap; }
.chart-heading { display: flex; align-items: center; justify-content: space-between; padding: 28px 32px 0; gap: 20px; }
.chart-heading h3 { font-size: 19px; font-weight: 600; }
.chart-legend { display: flex; gap: 18px; font-size: 14px; color: var(--muted); }
.chart-legend span { display: flex; align-items: center; gap: 8px; }
.chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; }
.legend-sft { background: #bdcce3; }
.legend-ours { background: #3768b8; }
.result-charts { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 36px 44px; padding: 32px; }
.result-charts h4 { font-size: 18px; font-weight: 600; margin-bottom: 17px; }
.result-charts h4 > span { font-weight: 400; font-size: 14px; color: var(--muted); display: block; margin-top: 3px; }
.bar-row { display: grid; grid-template-columns: minmax(0,1fr) 65px; align-items: center; gap: 8px; margin-top: 14px; }
.bar-label { grid-column: 1/-1; font-size: 14px; color: var(--muted); line-height: 1.5; }
.bar-track { width: 100%; height: 13px; border-radius: 3px; background: #edf2f8; overflow: hidden; }
.bar { height: 100%; border-radius: 3px; transition: width .35s; }
.bar.sft { background: #bdcce3; }
.bar.ours { background: #3768b8; }
.bar-value { font-size: 14px; text-align: right; color: #385785; font-variant-numeric: tabular-nums; }
#results-panel { border: 1px solid var(--line); border-radius: 11px; overflow: hidden; }
.results-summary { padding: 18px 32px; background: #edf3fc; color: #3d6090; font-size: 15px; border-top: 1px solid #dde7f5; }
.full-results { border-top: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; font-size: 15px; font-weight: 600; padding: 20px 32px; display: flex; justify-content: space-between; align-items: center; gap: 15px; background: #fcfdff; }
summary::-webkit-details-marker { display: none; }
summary span { font-size: 23px; font-weight: 400; line-height: 1; transition: transform .2s; }
details[open] summary span { transform: rotate(45deg); }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 15px; white-space: nowrap; text-align: right; font-variant-numeric: tabular-nums; }
thead { font-size: 14px; color: #4f6583; background: #f2f5fa; }
th, td { padding: 15px 24px; border-top: 1px solid #e4eaf3; }
th { font-weight: 550; }
th:first-child { text-align: left; }
tbody th { color: #385373; font-size: 15px; }
tbody tr:hover { background: #f8fbff; }
.score-best { font-weight: 650; color: #2855a2; background: #f0f5fc; }
.gain { color: #326f60; font-size: 14px; }
.table-footnote { display: flex; justify-content: space-between; gap: 32px; margin-top: 20px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.table-footnote p { max-width: 850px; }
.table-footnote a { white-space: nowrap; color: var(--blue); padding-top: 2px; }
.finding-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 32px; margin-top: 56px; }
.finding-grid article { border-top: 2px solid #c7d8f1; padding-top: 24px; }
.finding-grid .mini-label { font-size: 12px; letter-spacing: .7px; }
.finding-grid strong { display: block; font-size: 46px; font-weight: 450; letter-spacing: -1.3px; line-height: 1.2; margin: 18px 0; color: #31578e; }
.finding-grid strong span { font-size: 25px; margin-left: 3px; }
.finding-grid h3 { font-size: 21px; font-weight: 600; line-height: 1.4; margin-bottom: 12px; }
.finding-grid p { font-size: 16px; color: var(--muted); line-height: 1.8; }
.diagnostic { margin-top: 48px; padding: 30px; background: #f3f6fb; border-radius: 10px; }
.diagnostic > div { display: grid; grid-template-columns: 1fr 1.35fr; gap: 12px 50px; margin-bottom: 26px; }
.diagnostic .mini-label { grid-column: 1/-1; font-size: 12px; margin-bottom: 5px; }
.diagnostic h3 { font-family: var(--serif); font-size: 30px; font-weight: 400; line-height: 1.3; letter-spacing: -.5px; }
.diagnostic p { font-size: 16px; color: var(--muted); align-self: end; line-height: 1.8; }
.diagnostic figure { background: white; border: 1px solid #e0e8f3; border-radius: 7px; overflow: hidden; }
.diagnostic figcaption { padding: 0 20px 18px; color: var(--muted); font-size: 14px; line-height: 1.7; }

/* Citation and figure viewer share the same readable supporting scale. */
.citation-section { padding: 72px 0; background: #eff4fa; border-top: 1px solid #dfe7f2; }
.citation-layout { display: grid; grid-template-columns: .75fr 1.3fr; gap: 52px; align-items: start; }
.citation-layout h2 { font-size: 40px; }
.citation-layout > div > p { font-size: 17px; color: var(--muted); max-width: 35ch; margin-top: 22px; line-height: 1.8; }
.text-link { display: inline-flex; gap: 16px; color: var(--blue); font-size: 15px; margin-top: 24px; border-bottom: 1px solid #acbedb; padding-bottom: 5px; }
.citation-card { min-width: 0; background: white; border: 1px solid #d8e2ef; border-radius: 10px; overflow: hidden; }
.citation-toolbar { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 15px; padding: 17px 22px; border-bottom: 1px solid #dfe7f2; background: #fafcff; }
.citation-toolbar > span { font-size: 13px; font-weight: 600; letter-spacing: 1px; color: #46658d; }
.citation-toolbar > div { display: flex; gap: 20px; align-items: center; font-size: 14px; color: #41638f; }
.citation-toolbar button { display: flex; gap: 10px; align-items: center; padding: 9px 12px; min-height: 44px; font-size: 14px; background: #eaf0f9; border: 1px solid #d6e2f2; border-radius: 5px; color: #365987; }
.citation-toolbar button:hover { background: #dce7f8; }
pre { font-family: var(--mono); font-size: 14px; line-height: 1.85; padding: 24px; margin: 0; overflow: auto; color: #385a84; white-space: pre-wrap; overflow-wrap: anywhere; tab-size: 2; }
.copy-status { font-size: 14px; color: #326f60; min-height: 20px; margin: 0 24px 16px; line-height: 1.6; }
footer { padding: 32px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.footer-inner .brand { font-size: 20px; }
.footer-inner p { font-family: var(--serif); font-style: italic; font-size: 16px; color: var(--muted); }
.footer-inner > a:last-child { font-size: 14px; color: #44638b; }
dialog { padding: 0; border: 1px solid #d7dfeb; border-radius: 12px; width: min(1400px,94vw); max-height: 92vh; overflow: auto; color: var(--ink); box-shadow: 0 30px 120px #0b193d33; background: white; }
dialog::backdrop { background: #12213cd6; backdrop-filter: blur(6px); }
.dialog-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; gap: 20px; border-bottom: 1px solid #e2e8f2; position: sticky; top: 0; background: white; z-index: 1; }
.dialog-toolbar h2 { font-family: var(--sans); font-size: 18px; font-weight: 600; letter-spacing: 0; }
.dialog-toolbar > div { display: flex; align-items: center; gap: 24px; }
.dialog-toolbar a { font-size: 14px; color: var(--blue); }
.dialog-toolbar button { background: #edf2fa; border-radius: 50%; width: 44px; height: 44px; font-size: 28px; line-height: 1; flex-shrink: 0; }
.dialog-image-wrap { padding: 20px; }
.dialog-image-wrap img { display: block; width: 100%; max-height: none; }
#figure-dialog-caption { padding: 0 24px 22px; font-size: 15px; color: var(--muted); }
body.modal-open { overflow: hidden; }

@media (max-width: 1000px) {
  .container { width: calc(100% - 64px); }
  .nav-shell { width: calc(100% - 48px); gap: 20px; }
  .nav-shell nav { gap: 20px; font-size: 14px; }
  .section-heading { gap: 40px; }
  h2 { font-size: 38px; }
  .section-heading > p { font-size: 17px; }
  .stats-strip { grid-template-columns: repeat(2,1fr); gap: 28px 0; }
  .stats-strip > div:nth-child(3) { border-left: 0; }
  .stats-strip > div:nth-child(n+3) { border-top: 1px solid var(--line); padding-top: 28px; }
  .abstract-layout { grid-template-columns: 130px minmax(0,1fr); gap: 32px; }
  .method-cards { gap: 23px; }
  .method-cards article { padding-right: 22px; }
  .method-cards h3 { font-size: 20px; }
  .data-layout { gap: 55px; }
  .results-toolbar { flex-wrap: wrap; }
  .finding-grid { gap: 25px; }
  .finding-grid h3 { font-size: 20px; }
  .citation-layout { grid-template-columns: 1fr; gap: 32px; }
  .citation-layout > div > p { max-width: 65ch; }
  .citation-card { width: 100%; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 140px; }
  body { font-size: 16px; }
  .container { width: calc(100% - 40px); }
  .nav-shell { min-height: 68px; flex-wrap: wrap; padding: 14px 0 0; gap: 10px 20px; width: calc(100% - 36px); }
  .brand { font-size: 21px; }
  .brand img { width: 30px; height: 30px; }
  .nav-paper { font-size: 14px; padding: 8px 13px; margin-left: auto; gap: 10px; }
  .nav-shell nav { order: 3; flex-basis: 100%; justify-content: space-between; gap: 16px; font-size: 14px; }
  .nav-shell nav a { padding: 9px 0 14px; }
  .hero { padding: 40px 20px 0; }
  .hero-eyebrow { flex-wrap: wrap; font-size: 12px; letter-spacing: .55px; gap: 7px; }
  .project-name { font-size: 68px; letter-spacing: -2.5px; margin: 24px 0 20px; }
  .paper-title { font-size: 28px; letter-spacing: -.5px; max-width: 600px; line-height: 1.35; }
  .desktop-break { display: none; }
  .hero-tagline { font-size: 20px; max-width: 440px; margin: 20px auto 26px; line-height: 1.6; }
  .authors { font-size: 16px; gap: 9px 17px; max-width: 580px; }
  .affiliations { font-size: 14px; max-width: 560px; margin-top: 20px; line-height: 1.8; }
  .affiliations p + p { margin-top: 6px; }
  .affiliation-separator { margin: 0 5px; }
  .collaboration-strip { margin-top: 24px; }
  .collaboration-logos { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .collaboration-mark { min-height: 104px; padding: 14px; }
  .collaboration-name strong { font-size: 16px; }
  .collaboration-name > span:not(.sr-only) { font-size: 13px; }
  .hero-actions { margin-top: 25px; gap: 10px; }
  .collaboration-strip + .hero-actions { margin-top: 32px; }
  .button { font-size: 15px; padding: 11px 17px; min-height: 48px; }
  .hero-footer { margin-top: 34px; padding-bottom: 24px; font-size: 12px; letter-spacing: .2px; align-items: end; }
  .hero-footer > span { max-width: 245px; text-align: left; }
  .hero-footer a { gap: 8px; white-space: nowrap; }
  .stats-strip { padding: 28px 0; gap: 25px 0; }
  .stats-strip > div { padding-inline: 12px; }
  .stats-strip strong { font-size: 37px; }
  .stats-strip > div > span { font-size: 15px; line-height: 1.6; margin-top: 9px; }
  .stats-strip small { font-size: 13px; }
  .section { padding: 56px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 22px; margin-bottom: 28px; }
  .section-label { font-size: 12px; margin-bottom: 13px; }
  h2 { font-size: 35px; letter-spacing: -.65px; }
  .section-heading > p { font-size: 17px; max-width: 60ch; line-height: 1.8; }
  .figure-trigger { padding: 10px; }
  .teaser-figure { width: 100%; }
  .research-figure figcaption { display: grid; grid-template-columns: 1fr; gap: 8px; padding: 20px; font-size: 14px; }
  .figure-number { font-size: 12px; margin: 0; }
  .research-figure figcaption a { justify-self: start; font-size: 14px; }
  .expand-badge { right: 12px; bottom: 12px; }
  .abstract-layout { grid-template-columns: 1fr; gap: 20px; margin-top: 36px; }
  .abstract-layout h3 { font-size: 28px; }
  .abstract-layout p { font-size: 17px; line-height: 1.85; }
  .method-cards { grid-template-columns: 1fr; gap: 26px; margin: 32px 0; }
  .method-cards article { border-right: 0; border-bottom: 1px solid #d9e1ed; padding: 0 0 26px; display: grid; grid-template-columns: 36px minmax(0,1fr); column-gap: 18px; }
  .method-cards article:last-child { padding-bottom: 0; }
  .method-index { grid-row: 1/4; display: block; font-size: 14px; }
  .method-index span { display: block; margin-top: 14px; font-size: 28px; }
  .method-cards h3 { font-size: 21px; margin-bottom: 10px; }
  .method-cards p { font-size: 16px; }
  .method-tag { margin-top: 14px; font-size: 12px; }
  .data-layout { grid-template-columns: 1fr; gap: 28px; margin: 32px 0; }
  .dataset-summary > strong { font-size: 52px; }
  .dataset-summary > p { max-width: 60ch; }
  .dataset-summary h3 br { display: none; }
  .dataset-bars { padding-top: 5px; }
  .dataset-bars > div { margin-bottom: 22px; }
  .bench-note { grid-template-columns: 1fr; gap: 13px; padding: 24px; margin-top: 25px; }
  .bench-note p { font-size: 16px; }
  .results-toolbar { flex-direction: column; align-items: stretch; gap: 14px; }
  .model-tabs { width: 100%; }
  .model-tabs button { font-size: 14px; padding: 10px 8px; flex: 1; white-space: normal; line-height: 1.5; }
  .model-tabs button span { display: block; margin: 2px 0 0; font-size: 13px; }
  .result-unit { align-self: flex-end; font-size: 14px; }
  .chart-heading { padding: 24px 20px 0; }
  .result-charts { grid-template-columns: 1fr; padding: 25px 20px; gap: 28px; }
  .results-summary { padding: 18px 20px; font-size: 15px; }
  .full-results summary { padding: 20px; font-size: 15px; }
  table { font-size: 15px; }
  th, td { padding: 14px 18px; }
  tbody th { font-size: 15px; }
  .table-footnote { flex-direction: column; gap: 12px; font-size: 14px; }
  .table-footnote a { align-self: flex-start; }
  .finding-grid { grid-template-columns: 1fr; gap: 30px; margin-top: 40px; }
  .finding-grid article { padding-top: 23px; }
  .finding-grid strong { font-size: 43px; margin: 14px 0; }
  .finding-grid h3 { font-size: 22px; }
  .finding-grid p { font-size: 16px; }
  .diagnostic { margin-top: 36px; padding: 22px; }
  .diagnostic > div { grid-template-columns: 1fr; gap: 14px; margin-bottom: 23px; }
  .diagnostic h3 { font-size: 29px; }
  .diagnostic p { font-size: 16px; }
  .diagnostic figcaption { font-size: 14px; padding: 0 14px 16px; }
  .citation-section { padding: 54px 0; }
  .citation-layout h2 { font-size: 35px; }
  .citation-toolbar { padding: 16px 18px; }
  .citation-toolbar > div { gap: 14px; }
  pre { font-size: 14px; padding: 20px; line-height: 1.85; }
  .copy-status { margin-inline: 20px; }
  .footer-inner { flex-wrap: wrap; gap: 20px; }
  .footer-inner p { order: 3; flex-basis: 100%; font-size: 16px; text-align: center; }
  .footer-inner > a:last-child { margin-left: auto; }
  .dialog-toolbar { padding: 16px; gap: 15px; align-items: start; }
  .dialog-toolbar h2 { font-size: 17px; }
  .dialog-toolbar > div { gap: 12px; }
  .dialog-toolbar a { font-size: 14px; }
  .dialog-image-wrap { padding: 8px; }
  #figure-dialog-caption { font-size: 14px; padding: 0 17px 20px; }
}
@media (max-width: 400px) {
  .container { width: calc(100% - 32px); }
  .nav-shell { width: calc(100% - 32px); }
  .nav-shell nav { gap: 10px; }
  .brand { font-size: 19px; }
  .nav-paper { padding: 8px 11px; }
  .hero { padding-inline: 16px; }
  .hero-eyebrow { font-size: 12px; letter-spacing: 0; gap: 5px; }
  .project-name { font-size: 62px; }
  .paper-title { font-size: 26px; }
  .button { padding-inline: 14px; }
  .stats-strip strong { font-size: 34px; }
  .stats-strip > div { padding-inline: 9px; }
  .stats-strip > div > span { font-size: 14px; }
  .hero-footer > span { max-width: 215px; }
  .citation-toolbar > div { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .site-header, .hero-actions, .hero-footer, .expand-badge, .copy-status, .citation-toolbar button, dialog { display: none !important; }
  .container { width: 100%; }
  .hero { padding: 15px 0; background: white; }
  .hero-grid { display: none; }
  .project-name { font-size: 54px; }
  .paper-title { font-size: 27px; }
  .section { padding: 32px 0; }
  .method-section, .citation-section { background: white; }
  .research-figure, .method-cards article, .finding-grid article, .citation-card { break-inside: avoid; }
  .table-scroll { overflow: visible; }
}

.footer-links{display:flex;gap:24px;font-size:14px;color:#44638b}