:root {
  --paper: #f7f6f2;
  --surface: #ffffff;
  --ink: #22242b;
  --muted: #686b73;
  --line: #deded8;
  --line-dark: #c7c8c3;
  --accent: #4a5da8;
  --accent-dark: #33447f;
  --accent-soft: #edf0fb;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.68;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--accent-dark);
}

button,
summary,
a {
  -webkit-tap-highlight-color: transparent;
}

button,
input,
textarea,
select {
  font: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  color: var(--surface);
  background: var(--ink);
  border-radius: 0.35rem;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  width: min(960px, calc(100% - 40px));
  margin-inline: auto;
  min-width: 0;
}

.hero {
  padding-top: clamp(3.5rem, 7vw, 5.25rem);
  text-align: center;
}

.eyebrow,
.section-kicker,
.note-label,
.node-label {
  margin: 0;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.15em;
  line-height: 1.4;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 940px;
  margin: 1.35rem auto 0;
  font-family: var(--serif);
  font-size: clamp(2.5rem, 4.3vw, 3.8rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.method-word {
  display: block;
  margin-bottom: 0.42em;
  color: var(--accent-dark);
  font-family: var(--mono);
  font-size: 0.78em;
  font-weight: 650;
  letter-spacing: -0.055em;
}

.title-rest {
  display: block;
}

.tagline {
  max-width: 680px;
  margin: 1.65rem auto 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.5;
}

.identity {
  margin-top: 2rem;
}

.identity p {
  margin: 0;
}

.author {
  font-size: 1.05rem;
  font-weight: 700;
}

.affiliation {
  color: var(--muted);
  font-size: 0.9rem;
}

.resource-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 1.7rem;
}

.resource-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-width: 7rem;
  padding: 0.64rem 1.05rem;
  color: var(--surface);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.resource-button:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
}

.release-note {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.tldr {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.15rem;
  max-width: 820px;
  margin: clamp(2.4rem, 5vw, 3.25rem) auto 0;
  padding: 1.3rem 0;
  border-block: 1px solid var(--line-dark);
  text-align: left;
}

.tldr p {
  margin: 0;
}

.tldr-label {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.method-inline {
  color: var(--accent-dark);
  font-family: var(--mono);
  font-size: 0.94em;
  font-weight: 650;
  letter-spacing: -0.035em;
}

figure {
  margin: 0;
  min-width: 0;
}

.figure-image-link {
  display: block;
  border-radius: 3px;
}

.figure-frame img {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px;
}

figcaption {
  margin-top: 0.7rem;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 0.88rem;
  line-height: 1.5;
  text-align: left;
}

.hero-figure {
  margin-top: clamp(2rem, 4vw, 3rem);
}

main {
  padding-bottom: 5rem;
}

.prose-section,
.numbered-section {
  padding-top: clamp(5rem, 10vw, 8rem);
}

.section-rule {
  width: 100%;
  height: 1px;
  margin-bottom: 3rem;
  background: var(--line-dark);
}

h2,
h3 {
  margin-top: 0;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

h2 {
  margin-bottom: 1.5rem;
  font-size: clamp(2.1rem, 4.7vw, 3.6rem);
}

h3 {
  margin-bottom: 0.8rem;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.prose-section > .section-kicker {
  margin-bottom: 0.55rem;
}

.abstract {
  max-width: 820px;
  margin: 0;
  color: #35373d;
  font-family: var(--serif);
  font-size: clamp(1rem, 1.4vw, 1.08rem);
  line-height: 1.62;
}

.contribution-heading {
  margin-top: clamp(4rem, 8vw, 6rem);
}

.contribution-heading .section-kicker,
.subsection-heading .section-kicker {
  margin-bottom: 0.5rem;
}

.contribution-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 2rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.contribution-list li {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  min-width: 0;
  padding: 1.5rem 1.5rem 1.7rem 0;
  border-bottom: 1px solid var(--line-dark);
}

.contribution-list li + li {
  padding-left: 1.5rem;
  border-left: 1px solid var(--line-dark);
}

.contribution-index {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.contribution-list li > div {
  color: #3d3f46;
  font-size: 0.94rem;
  line-height: 1.7;
}

.contribution-list strong {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--ink);
}

.section-header {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding-top: 1.35rem;
  border-top: 1px solid var(--line-dark);
}

.section-header .section-kicker {
  margin-bottom: 0.55rem;
}

.section-header h2 {
  max-width: 800px;
  margin-bottom: 0;
}

.section-number {
  padding-top: 0.35rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.section-intro {
  max-width: 740px;
  margin: 1.8rem 0 2.7rem 5.5rem;
  color: #484a52;
  font-family: var(--serif);
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.75;
}

.method-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 3rem;
  padding: clamp(1.3rem, 4vw, 2.5rem);
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
}

.diagram-column {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.diagram-node {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  min-height: 8.2rem;
  padding: 1rem;
  background: #fafafa;
  border: 1px solid var(--line);
  text-align: left;
}

.diagram-node strong {
  display: block;
  margin-top: 0.55rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.25;
}

.diagram-node small {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.35;
}

.node-student {
  color: var(--surface);
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.node-student .node-label,
.node-student small {
  color: #dfe5ff;
}

.diagram-arrow,
.diagram-join {
  flex: 0 0 auto;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 700;
}

.method-notes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem;
  margin-top: 2rem;
}

.method-notes article {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.method-notes p:last-child {
  margin: 0.45rem 0 0;
  color: #4c4e55;
  font-size: 0.92rem;
}

.headline-results {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 3rem 0 0;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.headline-results article {
  padding: clamp(1.5rem, 5vw, 3rem);
  background: var(--surface);
}

.headline-results p {
  margin: 0;
}

.result-model {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result-value {
  margin-top: 0.4rem !important;
  color: var(--accent-dark);
  font-family: var(--serif);
  font-size: clamp(2.8rem, 7vw, 5rem);
  letter-spacing: -0.055em;
  line-height: 1;
}

.result-label {
  margin-top: 0.55rem !important;
  color: var(--muted);
  font-size: 0.78rem;
}

.result-callout {
  max-width: 760px;
  margin: 1.7rem 0 3rem;
  padding-left: 1.2rem;
  color: #3f424a;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-size: 1.05rem;
}

.results-grid,
.disclosure-body,
.stacked-figures,
.analysis-figures {
  display: grid;
  gap: 2.7rem;
}

.table-block {
  min-width: 0;
}

.table-title-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.7rem;
}

.table-title-row h3 {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.98rem;
  font-weight: 750;
  letter-spacing: -0.01em;
}

.table-title-row span {
  color: var(--muted);
  font-size: 0.74rem;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--surface);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.table-scroll:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: #3c3e45;
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

th,
td {
  padding: 0.72rem 0.75rem;
  border-bottom: 1px solid #e8e8e4;
  text-align: right;
}

thead th {
  color: var(--muted);
  background: #f4f4f1;
  font-size: 0.69rem;
  font-weight: 700;
  letter-spacing: 0.035em;
}

th:first-child,
td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  min-width: 170px;
  text-align: left;
}

tbody th {
  color: var(--ink);
  background: var(--surface);
  font-weight: 600;
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

.ours-row th,
.ours-row td {
  background: #f6f7fc;
}

.ours-row th:first-child {
  color: var(--accent-dark);
}

.metric-best {
  color: var(--accent-dark);
  font-weight: 800;
}

.table-key {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.72rem;
}

.key-mark {
  color: var(--accent-dark);
  font-weight: 800;
}

.disclosure {
  margin-top: 2rem;
  border-block: 1px solid var(--line-dark);
}

.disclosure + .wide-figure {
  margin-top: 4rem;
}

.disclosure summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 0;
  cursor: pointer;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 750;
  list-style: none;
}

.disclosure summary::-webkit-details-marker {
  display: none;
}

.summary-icon {
  position: relative;
  flex: 0 0 auto;
  width: 1rem;
  height: 1rem;
}

.summary-icon::before,
.summary-icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.8rem;
  height: 1px;
  content: "";
  background: var(--accent);
  transform: translate(-50%, -50%);
}

.summary-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 160ms ease;
}

.disclosure[open] .summary-icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.disclosure-body {
  padding: 1.2rem 0 2rem;
}

.wide-figure {
  margin-top: 3rem;
}

.subsection-heading {
  margin-top: clamp(3.5rem, 7vw, 5.5rem);
}

.gallery {
  min-width: 0;
}

.gallery-item + .gallery-item {
  margin-top: 2rem;
}

.gallery.is-ready .gallery-item {
  display: none;
  margin-top: 0;
}

.gallery.is-ready .gallery-item.is-active {
  display: block;
}

.gallery-viewport {
  min-width: 0;
}

.gallery-controls {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}

.gallery.is-ready .gallery-controls {
  display: flex;
}

.gallery-button {
  padding: 0.55rem 0.75rem;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
}

.gallery-button:hover {
  color: var(--accent-dark);
  border-color: var(--accent);
}

.gallery-dots {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.gallery-dot {
  position: relative;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
}

.gallery-dot::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.55rem;
  height: 0.55rem;
  content: "";
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.gallery-dot[aria-current="true"]::after {
  background: var(--accent);
}

.paired-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.paired-figures figure {
  min-width: 0;
}

.analysis-block {
  margin-top: clamp(3rem, 6vw, 5rem);
}

.analysis-block + .analysis-block {
  padding-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid var(--line);
}

.analysis-block .subsection-heading {
  margin-top: 0;
}

.analysis-block > p {
  max-width: 760px;
  margin: 0 0 1.5rem;
  color: #4b4d54;
}

.analysis-figures {
  margin-top: clamp(4rem, 8vw, 6rem);
}

.bibtex-wrap {
  position: relative;
  margin-top: 2.5rem;
  color: #e9eaf2;
  background: #24262d;
  border-radius: 3px;
}

.bibtex-wrap pre {
  margin: 0;
  padding: 2.8rem 1.4rem 1.4rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.7;
  white-space: pre;
  -webkit-overflow-scrolling: touch;
}

.copy-button {
  position: absolute;
  display: none;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 1;
  padding: 0.35rem 0.65rem;
  color: #e9eaf2;
  background: #343740;
  border: 1px solid #555965;
  border-radius: 3px;
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 700;
}

.js-ready .copy-button {
  display: block;
}

.copy-button:hover {
  border-color: #8e99cd;
}

.copy-status {
  min-height: 1.4em;
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

footer {
  padding: 2.5rem 0;
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.footer-inner a {
  text-underline-offset: 0.15em;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

@media (max-width: 820px) {
  .method-diagram {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .diagram-column {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  }

  .diagram-join {
    text-align: center;
  }

  .diagram-arrow-final {
    transform: rotate(90deg);
    text-align: center;
  }

  .node-student {
    width: min(20rem, 100%);
    justify-self: center;
  }
}

@media (max-width: 680px) {
  .page-shell {
    width: min(100% - 28px, 960px);
  }

  .hero {
    padding-top: 2.8rem;
  }

  h1 {
    font-size: clamp(2.1rem, 10vw, 2.8rem);
    line-height: 1.02;
  }

  .method-word {
    font-size: 0.7em;
  }

  .tagline {
    font-size: 1.02rem;
  }

  .resource-button {
    min-width: 0;
    padding-inline: 0.9rem;
  }

  .tldr {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }

  .prose-section,
  .numbered-section {
    padding-top: 4.75rem;
  }

  .contribution-list {
    grid-template-columns: 1fr;
  }

  .contribution-list li,
  .contribution-list li + li {
    display: grid;
    grid-template-columns: 2.2rem minmax(0, 1fr);
    gap: 0.9rem;
    padding: 1.2rem 0;
    border-left: 0;
  }

  .section-header {
    grid-template-columns: 2.3rem minmax(0, 1fr);
    gap: 0.5rem;
  }

  .section-intro {
    margin-left: 2.8rem;
  }

  .headline-results,
  .paired-figures,
  .method-notes {
    grid-template-columns: 1fr;
  }

  .headline-results {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .headline-results article {
    padding: 1.25rem 0.9rem;
  }

  .result-model {
    font-size: 0.66rem;
  }

  .result-value {
    font-size: clamp(2rem, 11vw, 3.15rem);
  }

  .method-notes {
    gap: 1.2rem;
  }

  .method-diagram {
    padding: 1rem;
  }

  .diagram-column {
    grid-template-columns: 1fr;
  }

  .diagram-column .diagram-arrow {
    transform: rotate(90deg);
    text-align: center;
  }

  .diagram-node {
    min-height: 0;
  }

  .table-title-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
  }

  table {
    min-width: 640px;
    font-size: 0.75rem;
  }

  th,
  td {
    padding: 0.65rem;
  }

  .gallery-button {
    font-size: 0;
  }

  .gallery-button span {
    font-size: 1rem;
  }

  .footer-inner {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ---- 首图: 按模型名切换的四步对比 ---------------------------------------- */
.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;
}
.hero-compare { margin-top: 2.1rem; }
.model-switch {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem;
}
.model-pill {
  appearance: none; cursor: pointer;
  padding: 0.52rem 1.05rem;
  font-family: var(--sans); font-size: 0.85rem; font-weight: 700; line-height: 1;
  color: var(--accent); background: transparent;
  border: 1px solid var(--accent); border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}
.model-pill:hover { background: var(--accent-soft); }
.model-pill.is-active {
  color: var(--surface); background: var(--accent); border-color: var(--accent);
}
.model-pill:focus-visible { outline: 2px solid var(--accent-dark); outline-offset: 2px; }
.model-switch-note {
  margin: 0.85rem auto 0; max-width: 46rem; text-align: center;
  font-family: var(--serif); font-size: 0.86rem; color: var(--muted);
}
.compare-grid {
  margin-top: 1.4rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem;
}
.compare-cell { margin: 0; }
.compare-cell img {
  width: 100%; height: auto; display: block;
  background: var(--surface); border: 1px solid var(--line); border-radius: 3px;
}
.compare-cell figcaption {
  margin-top: 0.5rem; font-family: var(--serif);
  font-size: 0.78rem; line-height: 1.42; color: var(--muted);
}
.prompt-tag {
  display: block; margin-bottom: 0.18rem;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--accent);
}
@media (max-width: 760px) {
  .compare-grid { grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
}
@media (max-width: 460px) {
  .compare-grid { grid-template-columns: 1fr; }
  .model-pill { font-size: 0.78rem; padding: 0.46rem 0.8rem; }
}

/* ---- 跨页导航胶囊 (首图下方) ---------------------------------------------- */
.page-switch {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem;
  margin-top: 1.6rem; scroll-margin-top: 1rem;
}
.page-pill {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.5rem 1.1rem;
  font-family: var(--sans); font-size: 0.84rem; font-weight: 700; line-height: 1;
  color: var(--accent); background: transparent; text-decoration: none;
  border: 1px solid var(--accent); border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}
.page-pill:hover { background: var(--accent-soft); }
.page-pill.is-current {
  color: var(--surface); background: var(--accent); border-color: var(--accent);
}
.page-pill:focus-visible { outline: 2px solid var(--accent-dark); outline-offset: 2px; }
@media (max-width: 460px) { .page-pill { font-size: 0.78rem; padding: 0.44rem 0.78rem; } }

/* ---- 作者与单位 ----------------------------------------------------------- */
.identity .authors {
  margin: 1.5rem auto 0; max-width: 46rem;
  font-family: var(--serif); font-size: 1.02rem; line-height: 1.6; color: var(--ink);
}
.authors sup { font-size: 0.68em; font-weight: 700; color: var(--accent); }
.identity .affiliations {
  margin: 0.5rem auto 0; max-width: 46rem;
  font-family: var(--sans); font-size: 0.85rem; color: var(--muted);
}
.affiliations sup { font-size: 0.72em; font-weight: 700; color: var(--accent); }
.aff-sep { margin: 0 0.5rem; color: var(--line-dark); }
.identity .author-note {
  margin: 0.5rem auto 0; max-width: 46rem;
  font-family: var(--sans); font-size: 0.78rem; color: var(--muted);
}
.author-note sup { color: var(--accent); font-weight: 700; }