:root {
  --ink: #1f2933;
  --muted: #5f6f7d;
  --line: #d9e1e8;
  --paper: #ffffff;
  --soft: #f4f7f9;
  --accent: #176b87;
  --accent-2: #9a3412;
}

body {
  color: var(--ink);
  background: var(--paper);
  font-size: 17px;
}

.navbar {
  border-bottom: 1px solid var(--line);
}

.navbar .navbar-collapse {
  justify-content: center;
}

.navbar .navbar-nav {
  margin-left: auto;
  margin-right: auto;
}

.navbar .nav-link {
  font-weight: 650;
}

.hero {
  background: linear-gradient(180deg, #ffffff 0%, var(--soft) 100%);
  border-bottom: 1px solid var(--line);
}

#title-block-header {
  display: none;
}

.hero-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding: 62px 24px 46px;
  text-align: center;
}

.hero h1 {
  max-width: 880px;
  margin: 0 auto 22px;
  font-size: clamp(1.9rem, 4vw, 3.35rem);
  line-height: 1.12;
  font-weight: 720;
  letter-spacing: 0;
}

.authors {
  margin-top: 18px;
  font-size: 1.12rem;
  color: var(--accent);
  font-weight: 650;
}

.affiliations,
.venue {
  margin-top: 6px;
  color: var(--muted);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
}

.action-row > .poster-link {
  order: 3;
}

.action-row > p {
  display: contents;
}

.paper-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 112px;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid rgba(23, 107, 135, 0.24);
  border-radius: 999px;
  color: #ffffff;
  background: #176b87;
  box-shadow: 0 8px 18px rgba(31, 41, 51, 0.12);
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 700;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.paper-link:hover {
  color: #ffffff;
  background: #0f5269;
  border-color: rgba(15, 82, 105, 0.55);
  box-shadow: 0 12px 24px rgba(31, 41, 51, 0.16);
  transform: translateY(-1px);
}

.paper-link i {
  font-size: 1.05rem;
  line-height: 1;
}

.arxiv-link {
  background: #176b87;
}

.arxiv-link:hover {
  background: #0f5269;
  border-color: rgba(15, 82, 105, 0.55);
}

.arxiv-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: #ffffff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
}

.page-body {
  max-width: 820px;
  margin: 0 auto;
  padding: 42px 24px 72px;
}

.page-body h2 {
  margin-top: 52px;
  padding-top: 8px;
  font-size: 1.75rem;
  font-weight: 750;
}

.page-body h3 {
  margin-top: 0;
  font-size: 1.08rem;
  font-weight: 750;
}

.teaser {
  margin: 0 auto 48px;
}

.paper-figure {
  overflow: hidden;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

.paper-figure img,
.paper-figure object {
  display: block;
  width: 100%;
  background: #ffffff;
}

.paper-figure img {
  height: auto;
  padding: 18px;
  box-sizing: border-box;
}

.wide-figure {
  max-width: 100%;
}

.method-figure {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.method-figure img {
  padding: 22px 28px;
}

.pdf-figure object {
  min-height: 520px;
}

.table-figure img {
  padding: 14px;
}

.split-figure {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
  margin-top: 24px;
}

.split-figure .paper-figure {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 420px;
  margin-top: 0;
}

.split-figure .paper-figure p {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  margin: 0;
}

.split-figure .paper-figure img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 24px;
}

.teaser-frame,
.figure-slot,
.result-placeholder {
  border: 1px solid var(--line);
  background: var(--soft);
}

.teaser-frame {
  min-height: 360px;
  border-radius: 8px;
  display: grid;
  place-items: center;
}

.teaser-placeholder,
.figure-placeholder,
.result-placeholder {
  color: var(--muted);
  text-align: center;
  font-weight: 650;
}

.teaser-placeholder {
  max-width: 560px;
  padding: 32px;
}

.caption {
  max-width: 820px;
  margin: 12px auto 0;
  color: var(--muted);
  text-align: center;
  font-size: 0.96rem;
}

.method-grid,
.results-grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

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

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

.method-card,
.result-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  background: #ffffff;
}

.method-card {
  border-top: 4px solid var(--accent);
}

.figure-slot {
  min-height: 300px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  margin-top: 28px;
}

.result-placeholder {
  min-height: 160px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
}

.resource-list {
  border-left: 4px solid var(--accent-2);
  padding: 6px 0 6px 22px;
  color: var(--ink);
}

pre {
  border: 1px solid var(--line);
  border-radius: 8px;
}

@media (max-width: 800px) {
  .hero-inner {
    padding: 54px 18px 42px;
  }

  .page-body {
    padding: 32px 18px 56px;
  }

  .method-grid,
  .results-grid,
  .split-figure {
    grid-template-columns: 1fr;
  }

  .split-figure .paper-figure {
    height: auto;
  }

  .split-figure .paper-figure img {
    height: auto;
  }

  .teaser-frame {
    min-height: 260px;
  }

  .paper-link {
    min-width: 45%;
  }
}

@media (max-width: 480px) {
  .paper-link {
    width: 100%;
  }
}