:root {
  --ink: #17202a;
  --muted: #52616b;
  --line: #d8e0e6;
  --paper: #ffffff;
  --soft: #f4f7f9;
  --teal: #0f766e;
  --teal-dark: #0b4f4a;
  --gold: #b7791f;
  --rose: #b42318;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

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

a:hover {
  color: var(--teal);
}

.publication-hero {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.publication-hero .hero-body {
  padding-top: 3.5rem;
  padding-bottom: 2rem;
}

.publication-venue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  margin: 0 0 1rem;
  padding: 0.25rem 0.75rem;
  border: 1px solid rgba(15, 118, 110, 0.25);
  border-radius: 6px;
  color: var(--teal-dark);
  background: #eef8f7;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.title.publication-title {
  max-width: 980px;
  margin: 0 auto 1.25rem;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.75rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.publication-authors {
  max-width: 900px;
  margin: 0 auto;
  color: var(--ink);
}

.publication-authors a {
  color: var(--teal-dark) !important;
}

.author-block {
  display: inline-block;
  margin: 0 0.35rem 0.3rem;
  white-space: nowrap;
}

.publication-affiliation {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 1rem;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 1.6rem;
}

.publication-links .button {
  min-width: 6.75rem;
  border-radius: 6px !important;
  background: #202a33;
  font-weight: 650;
}

.publication-links .button:hover {
  background: var(--teal-dark);
}

.teaser-section {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

.media-shell,
.figure-panel,
.video-card,
.resource-card,
.metric-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.media-shell {
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(23, 32, 42, 0.08);
}

.teaser-video,
.video-card video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #111820;
  object-fit: contain;
}

.video-caption {
  max-width: 850px;
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.paper-section {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.is-soft {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 880px;
  margin: 0 auto 2rem;
  text-align: center;
}

.section-heading p,
.paper-text {
  color: var(--muted);
  font-size: 1.05rem;
}

.section-title {
  color: var(--ink);
  letter-spacing: 0;
}

.paper-text {
  max-width: 900px;
  margin: 0 auto;
  text-align: justify;
}

.figure-panel {
  max-width: 1120px;
  margin: 0 auto 2rem;
  overflow: hidden;
}

.figure-panel img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--paper);
}

.figure-panel figcaption {
  padding: 1rem 1.2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.98rem;
}

.compact-figure {
  max-width: 880px;
  margin-top: 2.25rem;
}



.hero-figure {
  margin-top: 0;
}

.sub-heading {
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
}

.figure-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  max-width: 1120px;
  margin: 0 auto;
}

.figure-grid .wide-card {
  grid-column: 1 / -1;
}

.figure-card {
  margin-bottom: 0;
}

.figure-card img {
  min-height: 16rem;
  object-fit: contain;
}

.method-grid,
.results-layout,
.resource-grid {
  display: grid;
  gap: 1rem;
}

.method-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 1120px;
  margin: 0 auto;
}

.method-grid article {
  min-height: 13rem;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.method-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: 0.8rem;
  border-radius: 50%;
  color: #ffffff;
  background: var(--teal);
  font-weight: 800;
}

.method-grid h3,
.video-group h3,
.result-group h3 {
  color: var(--ink);
  letter-spacing: 0;
}

.method-grid p,
.video-card p,
.resource-card small {
  color: var(--muted);
}

.results-layout {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 1120px;
  margin: 0 auto;
}

.result-group {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.metric-card {
  min-height: 7rem;
  padding: 1rem;
}

.metric-card span,
.metric-card strong {
  display: block;
}

.metric-card span {
  min-height: 2.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.metric-card strong {
  margin-top: 0.4rem;
  color: var(--teal-dark);
  font-size: 2rem;
  line-height: 1;
}

.video-group {
  margin-top: 2rem;
}

.video-group:first-of-type {
  margin-top: 0;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.video-card {
  overflow: hidden;
}

.video-card p {
  min-height: 2.75rem;
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-top: 1px solid var(--line);
  font-weight: 650;
}

.resource-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.resource-card {
  display: flex;
  min-height: 9rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
  padding: 1rem;
  text-align: center;
  color: var(--ink);
}

.resource-card .icon {
  width: auto;
  height: 1.5rem;
  color: var(--teal-dark);
  font-size: 1.35rem;
}

.resource-card strong {
  color: var(--ink);
}

.muted-card {
  background: #fafbfc;
}

.bibtex {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #101820;
  color: #f5f7fa;
}

.bibtex,
.bibtex code {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--paper);
  color: var(--muted);
  font-size: 0.95rem;
}

@media screen and (max-width: 1024px) {
  .method-grid,
  .video-grid,
  .resource-grid,
  .figure-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 768px) {
  .publication-hero .hero-body {
    padding-top: 2.5rem;
  }

  .title.publication-title {
    font-size: 2.05rem;
  }

  .publication-links .button {
    flex: 1 1 44%;
  }

  .paper-section {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .paper-text {
    text-align: left;
  }

  .results-layout,
  .method-grid,
  .video-grid,
  .resource-grid,
  .figure-grid {
    grid-template-columns: 1fr;
  }

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

@media screen and (max-width: 460px) {
  .title.publication-title {
    font-size: 1.75rem;
  }

  .publication-links .button {
    flex-basis: 100%;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}