:root {
  --bg: #ffffff;
  --text: #202124;
  --muted: #5f6368;
  --line: #e6e6e6;
  --link: #1a5fb4;
  --sidebar: 250px;
  --content: 780px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.48;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 10;
  padding: 0.45rem 0.65rem;
  color: #fff;
  background: #222;
  border-radius: 3px;
}

.skip-link:focus {
  top: 1rem;
}

.page-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, var(--content));
  gap: 36px;
  max-width: calc(var(--sidebar) + var(--content) + 36px);
  margin: 0 auto;
  padding: 34px 28px 28px;
}

.sidebar {
  border-right: 1px solid var(--line);
}

.sidebar-inner {
  position: sticky;
  top: 28px;
  padding-right: 26px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 1.58rem;
  font-weight: 650;
  line-height: 1.2;
}

h2 {
  margin-bottom: 0.65rem;
  padding-bottom: 0.22rem;
  border-bottom: 1px solid var(--line);
  font-size: 1.08rem;
  font-weight: 650;
}

h3 {
  font-size: 0.98rem;
  font-weight: 650;
  line-height: 1.35;
}

.sidebar-role {
  margin-top: 0.55rem;
  color: var(--text);
}

.sidebar-affiliation {
  margin-top: 0.15rem;
  color: var(--muted);
}

.sidebar-affiliation a,
.sidebar-affiliation span {
  display: inline-block;
}

.sidebar-links {
  display: grid;
  gap: 0.28rem;
  margin-top: 1rem;
}

.profile-link {
  display: inline-flex;
  align-items: center;
  gap: 0.38rem;
  width: fit-content;
  color: var(--link);
  font-size: 0.92rem;
}

.profile-link svg,
.profile-location svg,
.inline-icon-link svg {
  flex: 0 0 auto;
  fill: currentColor;
}

.profile-location {
  color: var(--muted);
}

.profile-location svg {
  color: #5f6368;
}

.profile-link-email svg {
  color: #2f6f9f;
}

.profile-link-github svg {
  color: #30343a;
}

.profile-link-scholar svg {
  color: #3568a8;
}

.profile-link-dblp svg {
  color: #25828f;
}

.profile-link-orcid svg {
  color: #4b8f3a;
}

.profile-link-openreview svg {
  color: #8a3a3a;
}

.sidebar h2 {
  margin-top: 1.35rem;
  margin-bottom: 0.45rem;
  padding-bottom: 0;
  border-bottom: 0;
  font-size: 0.94rem;
}

.interest-list {
  display: grid;
  gap: 0.24rem;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  list-style: none;
}

.interest-list li {
  position: relative;
  padding-left: 0.72rem;
}

.interest-list li::before {
  position: absolute;
  top: 0.67em;
  left: 0;
  width: 0.28rem;
  height: 0.28rem;
  background: #444;
  border-radius: 50%;
  content: "";
  transform: translateY(-50%);
}

.main-content {
  min-width: 0;
}

.section {
  margin-bottom: 1.7rem;
}

.section p {
  color: var(--muted);
}

#publications {
  margin-top: 1.15rem;
}

.year-group {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 0.75rem;
  padding-top: 0.2rem;
}

.year-group + .year-group {
  margin-top: 0.9rem;
}

.year-group > h3 {
  padding-top: 0.1rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

.publication-list,
.collaboration-list {
  display: grid;
  gap: 0.72rem;
}

.publication,
.collaboration {
  padding: 0;
}

.publication h3,
.collaboration h3 {
  font-size: 0.98rem;
}

.publication h3 .publication-title.compact-title {
  display: inline-block;
  font-size: 0.95em;
  line-height: 1.28;
}

.publication-authors,
.collaboration-authors {
  margin-top: 0.12rem;
  color: #3c4043;
  font-size: 0.9rem;
  line-height: 1.36;
}

.publication-authors.compact-authors,
.collaboration-authors.compact-authors {
  font-size: 0.875rem;
  line-height: 1.32;
}

.publication-authors strong,
.collaboration-authors strong {
  color: var(--text);
  font-weight: 700;
}

.publication-authors sup,
.collaboration-authors sup {
  color: var(--text);
  font-size: 0.72em;
  font-weight: 650;
  line-height: 0;
}

.publication-meta,
.collaboration-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.12rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.3;
}

.venue-text {
  color: var(--text);
  font-weight: 650;
}

.impact-factor {
  color: var(--text);
}

.meta-separator {
  color: #a0a0a0;
}

.ccf-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.02rem 0.22rem;
  color: #b42318;
  background: #fff5f5;
  border: 1px solid #f1b8b3;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 650;
  line-height: 1.25;
}

.inline-link,
.inline-icon-link {
  display: inline-flex;
  align-items: center;
  gap: 0.22rem;
}

.project-meta-link {
  padding: 0.04rem 0.28rem;
  color: #7a3517;
  background: #fffdf9;
  border: 1px solid #dfb58a;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 650;
  line-height: 1.3;
  vertical-align: baseline;
  transition: background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease, color 150ms ease;
}

.project-meta-link:hover {
  color: #62270f;
  background: #fff6e8;
  border-color: #c99055;
  box-shadow: 0 2px 8px rgba(122, 53, 23, 0.08);
  text-decoration: none;
}

.poster-meta-link {
  padding: 0.04rem 0.28rem;
  color: #2f7d4f;
  background: #eef8f1;
  border: 1px solid #b7dfc4;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 650;
  line-height: 1.3;
  vertical-align: baseline;
  transition: background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease, color 150ms ease;
}

.poster-meta-link:hover {
  color: #25663f;
  background: #e4f3e9;
  border-color: #8ec99f;
  box-shadow: 0 2px 8px rgba(47, 125, 79, 0.1);
  text-decoration: none;
}

.github-stars {
  color: var(--muted);
}

.site-footer {
  max-width: calc(var(--sidebar) + var(--content) + 36px);
  margin: 0 auto;
  padding: 0 28px 24px;
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-inner {
  margin-left: calc(var(--sidebar) + 36px);
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.footer-inner p + p {
  margin-top: 0.15rem;
}

.project-body .site-footer {
  max-width: 1120px;
}

.project-body .footer-inner {
  margin-left: 0;
}

.project-page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 30px 24px 48px;
}

.project-page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.project-topnav,
.project-section-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.project-topnav {
  gap: 0.38rem;
}

.project-paper-label {
  color: var(--muted);
}

.project-paper-label:hover {
  color: var(--link);
  text-decoration: none;
}

.project-section-nav {
  justify-content: flex-end;
  gap: 0.18rem;
}

.project-section-nav a {
  padding: 0.16rem 0.34rem;
  color: var(--muted);
  border-radius: 4px;
  transition: background-color 150ms ease, color 150ms ease;
}

.project-section-nav a:hover {
  color: var(--link);
  background: #f2f6fb;
  text-decoration: none;
}

.project-hero {
  max-width: 1120px;
  margin: 0 auto 1.8rem;
  text-align: center;
}

.project-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.7rem;
  padding: 0.28rem 0.58rem;
  color: #fff;
  background: #b22222;
  border-radius: 999px;
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  box-shadow: 0 5px 14px rgba(178, 34, 34, 0.22);
  transition: transform 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.project-kicker:hover {
  transform: translateY(-1px);
  background: #c62828;
  box-shadow: 0 7px 18px rgba(178, 34, 34, 0.28);
}

.project-hero h1 {
  max-width: 1180px;
  margin: 0 auto;
  font-size: 2.65rem;
  font-weight: 750;
  line-height: 1.1;
}

.project-title-emphasis {
  color: #b22222;
}

.project-subtitle {
  max-width: 820px;
  margin: 1.1rem auto 0;
  color: #3c4043;
  font-size: 1.08rem;
  line-height: 1.58;
}

.project-authors {
  max-width: 980px;
  margin: 1rem auto 0;
  color: #333;
  font-size: 1rem;
  line-height: 1.65;
}

.project-authors a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 95, 180, 0.28);
}

.project-authors a:hover {
  color: var(--link);
  text-decoration: none;
  border-bottom-color: currentColor;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.58rem;
  margin-top: 1.45rem;
}

.project-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.46rem;
  min-height: 2.36rem;
  padding: 0.52rem 0.9rem;
  color: #fff;
  background: #111;
  border: 1px solid #111;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.16);
  transition: transform 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

.project-link svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  fill: currentColor;
}

.project-link .project-link-icon-colab {
  width: 1.15rem;
  height: 1.15rem;
  fill: #f9ab00;
  stroke: none;
}

.project-link .project-link-icon-colab path {
  fill: none;
  stroke: #fff;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.project-link:hover {
  transform: translateY(-2px);
  color: #fff;
  background: #2a2a2a;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

.project-figure,
.project-page figure {
  margin: 0;
}

.project-figure {
  overflow: hidden;
  background: #fff;
  border: 1px solid #ededed;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.07);
}

.project-figure-hero {
  margin-bottom: 3rem;
}

.project-figure-hero figcaption {
  text-align: center;
}

.project-figure img,
.project-image-pair img {
  display: block;
  width: 100%;
  height: auto;
}

.project-image-link {
  display: block;
  color: inherit;
}

.project-image-link:hover {
  text-decoration: none;
}

.project-image-link img {
  transition: transform 180ms ease, filter 180ms ease;
}

.project-image-link:hover img {
  filter: brightness(0.985);
  transform: scale(1.004);
}

.project-page figcaption {
  padding: 0.8rem 1rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
  line-height: 1.45;
  text-align: center;
}

.project-section {
  margin: 0 auto 3.1rem;
}

.project-section > h2 {
  margin-bottom: 1.1rem;
  padding-bottom: 0;
  color: #1b1f24;
  border-bottom: 0;
  font-size: 1.55rem;
  text-align: center;
}

.project-section-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

.project-section-heading h2 {
  margin: 0;
  color: #1b1f24;
  font-size: 1.55rem;
}

.project-section-heading .project-link {
  min-height: 2rem;
  padding: 0.42rem 0.68rem;
  font-size: 0.86rem;
}

.project-section > p {
  max-width: 850px;
  margin-right: auto;
  margin-left: auto;
  color: #3c4043;
  font-size: 1rem;
  line-height: 1.62;
  text-align: center;
}

.project-section#overview > p {
  max-width: 1040px;
  font-size: 0.98rem;
  line-height: 1.52;
}

.project-highlight-grid,
.project-figure-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.project-highlight-grid article {
  min-width: 0;
  padding: 0.8rem;
  background: #fbfbfd;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.project-highlight-grid h3 {
  margin-bottom: 0.34rem;
  color: #17324d;
  font-size: 0.98rem;
}

.project-highlight-grid p,
.project-method p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.48;
}

.project-method {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  counter-reset: method;
}

.project-method > div {
  padding-top: 0.65rem;
  border-top: 3px solid #b7d7c8;
}

.project-method h3 {
  margin-bottom: 0.32rem;
  font-size: 0.98rem;
}

.project-subsection-title {
  margin: 1.7rem 0 0.75rem;
  font-size: 1rem;
  text-align: center;
}

.project-image-pair {
  display: grid;
  gap: 0.8rem;
}

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

.project-image-pair figure {
  overflow: hidden;
  background: #fff;
  border: 1px solid #ededed;
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.07);
}

.project-figure-stack {
  display: grid;
  gap: 1.15rem;
}

.project-figure-grid {
  grid-template-columns: minmax(0, 1.85fr) minmax(0, 1fr);
  gap: 1.1rem;
  align-items: stretch;
}

.project-figure-grid-compact {
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 1fr);
  gap: 0.95rem;
}

.project-figure-grid .project-figure {
  display: flex;
  flex-direction: column;
}

.project-figure-grid .project-image-link {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  background: #fff;
}

.project-figure-grid img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
}

.project-figure-grid figcaption {
  flex: 1 1 auto;
}

.project-figure-grid-compact figcaption {
  padding: 0.54rem 0.48rem;
  font-size: 0.72rem;
  line-height: 1.25;
}

.project-extension {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 1.1rem;
  background: #fbfbfd;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-align: center;
}

.project-extension h3 {
  margin-bottom: 0.45rem;
  color: #17324d;
  font-size: 1.04rem;
}

.project-extension p {
  max-width: none;
  margin: 0 auto;
  color: #3c4043;
  font-size: 0.96rem;
  line-height: 1.52;
}

.project-extension-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 0.9rem;
}

.project-extension-links .project-link {
  min-height: 2.12rem;
  padding: 0.44rem 0.72rem;
  font-size: 0.86rem;
}

@media (min-width: 1040px) {
  .project-extension p {
    white-space: nowrap;
  }
}

.project-contact {
  max-width: 720px;
  margin-right: auto;
  margin-left: auto;
  padding: 1rem;
  color: #3c4043;
  background: #f7f7f7;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-align: center;
}

.project-contact a {
  font-weight: 650;
}

.project-bibtex {
  overflow-x: auto;
  margin: 0;
  padding: 0.9rem;
  color: #1f2933;
  background: #f6f8fa;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.86rem;
  line-height: 1.48;
}

@media (max-width: 860px) {
  body {
    font-size: 14px;
  }

  .page-shell {
    display: block;
    max-width: 760px;
    padding: 24px 18px;
  }

  .sidebar {
    margin-bottom: 1.6rem;
    padding-bottom: 1rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .sidebar-inner {
    position: static;
    padding-right: 0;
  }

  .sidebar-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.8rem;
  }

  .interest-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.12rem 0.8rem;
  }

  .year-group {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .year-group + .year-group {
    margin-top: 1.1rem;
  }

  .footer-inner {
    margin-left: 0;
  }

  .project-page {
    padding: 22px 18px 32px;
  }

  .project-hero h1 {
    font-size: 2.32rem;
  }

  .project-page-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
  }

  .project-section-nav {
    justify-content: flex-start;
  }

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

  .project-figure-grid-compact {
    grid-template-columns: 1fr;
  }

  .project-extension p {
    white-space: normal;
  }

  .project-method,
  .project-image-pair {
    grid-template-columns: 1fr;
  }

  .project-figure-grid .project-image-link {
    min-height: 240px;
  }

  .project-figure-grid img {
    max-height: 240px;
  }
}

@media (max-width: 520px) {
  .interest-list {
    grid-template-columns: 1fr;
  }

  .project-hero h1 {
    font-size: 1.82rem;
  }

  .project-subtitle {
    font-size: 1rem;
  }

  .project-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .project-actions .project-link {
    width: 100%;
  }

  .project-section-heading {
    align-items: center;
    flex-direction: column;
    gap: 0.55rem;
  }

  .project-highlight-grid,
  .project-figure-grid {
    grid-template-columns: 1fr;
  }
}