:root {
  --ink: #18212f;
  --muted: #5c6b7a;
  --soft: #eef4f4;
  --paper: #ffffff;
  --panel: #f7faf9;
  --line: #d9e4e1;
  --teal: #1f6f78;
  --teal-dark: #164d55;
  --coral: #c75c43;
  --gold: #b7832f;
  --green: #527a4c;
  --red: #b83a2e;
  --blue: #355f9f;
  --shadow: 0 16px 40px rgba(24, 33, 47, 0.1);
  --shadow-soft: 0 8px 24px rgba(24, 33, 47, 0.08);
  --radius: 8px;
  --transition: all 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

.top-nav {
  align-items: center;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  left: 0;
  padding: 0.75rem 1.5rem;
  position: sticky;
  right: 0;
  top: 0;
  z-index: 30;
}

.nav-brand {
  color: var(--ink);
  font-weight: 800;
}

.nav-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  justify-content: flex-end;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

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

.project-hero {
  background: #f6faf9;
  border-bottom: 1px solid var(--line);
}

.project-hero .hero-body {
  padding: 3rem 1.5rem 2.5rem;
}

.venue,
.eyebrow {
  color: var(--coral);
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 0.85rem;
  text-transform: uppercase;
}

.publication-title {
  color: var(--ink) !important;
  font-size: 4.1rem !important;
  font-weight: 800 !important;
  line-height: 1.08 !important;
  margin: 0 auto 1.4rem !important;
  max-width: 1080px;
}

.publication-authors {
  color: var(--ink);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.author-block {
  display: inline-block;
  margin: 0 0.45rem 0.3rem;
}

.publication-affiliations {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.96rem;
  gap: 0.3rem 1rem;
  justify-content: center;
  margin: 0 auto 1.5rem;
  max-width: 900px;
}

.publication-links {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  justify-content: center;
  margin: 1rem 0 1.25rem;
}

.button {
  border-radius: var(--radius) !important;
  font-weight: 700 !important;
  transition: var(--transition) !important;
}

.button.is-dark {
  background: var(--teal) !important;
  border: 1px solid var(--teal) !important;
  color: #fff !important;
}

.button.is-dark:hover {
  background: var(--teal-dark) !important;
  border-color: var(--teal-dark) !important;
  transform: translateY(-1px);
}

.hero-summary {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1.5rem auto 2.2rem;
  max-width: 1080px;
}

.summary-item {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 1rem;
  text-align: left;
}

.summary-value {
  color: var(--red);
  display: block;
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.45rem;
}

.summary-label {
  color: var(--muted);
  display: block;
  font-size: 0.9rem;
  font-weight: 650;
  line-height: 1.35;
}

.teaser-figure,
.paper-figure {
  margin: 0 auto;
}

.teaser-figure {
  max-width: 1100px;
}

.paper-figure {
  max-width: 1180px;
}

.compact-figure {
  max-width: 820px;
}

.teaser-figure img,
.paper-figure img {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: block;
  height: auto;
  width: 100%;
}

figcaption {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0.8rem auto 0;
  max-width: 920px;
  text-align: center;
}

.section {
  padding: 4rem 1.5rem;
  scroll-margin-top: 76px;
}

.section-light {
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
}

.section-heading {
  margin: 0 auto 2rem;
  max-width: 850px;
  text-align: center;
}

.title.is-3 {
  color: var(--ink);
  font-weight: 800 !important;
  line-height: 1.2;
  margin-bottom: 0.85rem !important;
}

.section-lead {
  color: var(--muted);
  font-size: 1.08rem;
  margin: 0 auto;
}

.paper-copy {
  color: var(--muted);
  font-size: 1.08rem;
}

.paper-copy p {
  margin-bottom: 1.15rem;
}

.task-grid,
.stats-grid,
.split-grid,
.metrics-grid,
.finding-grid,
.contribution-grid,
.pipeline-steps,
.result-callouts {
  display: grid;
  gap: 1rem;
}

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

.contribution-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.split-grid,
.finding-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.25rem;
}

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

.metrics-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 2rem;
}

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 2rem 0 1.25rem;
}

.pipeline-steps {
  counter-reset: pipeline;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1.35rem 0 0;
}

.result-callouts {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1.2rem;
}

.task-card,
.detail-card,
.metric-item,
.finding-card,
.stat-card,
.resource-panel,
.contribution-card,
.pipeline-step,
.result-callout {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.task-card,
.detail-card,
.metric-item,
.finding-card,
.contribution-card,
.pipeline-step,
.result-callout {
  padding: 1.25rem;
}

.contribution-card {
  min-height: 220px;
  position: relative;
}

.contribution-card::before {
  background: var(--teal);
  content: "";
  height: 4px;
  left: 1.25rem;
  position: absolute;
  right: 1.25rem;
  top: 0;
}

.card-index {
  color: var(--gold);
  display: block;
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 1rem;
}

.task-equation {
  align-items: center;
  background: var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: #fff;
  display: flex;
  flex-wrap: wrap;
  font-size: 1.02rem;
  font-weight: 800;
  gap: 0.7rem;
  justify-content: center;
  margin: 0 auto 1.2rem;
  max-width: 900px;
  padding: 0.9rem 1rem;
}

.task-equation span,
.task-equation strong {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 0.35rem 0.65rem;
}

.task-equation strong {
  background: #fff;
  color: var(--teal-dark);
}

.task-icon {
  align-items: center;
  background: var(--soft);
  border-radius: var(--radius);
  color: var(--teal);
  display: inline-flex;
  height: 2.25rem;
  justify-content: center;
  margin-bottom: 0.85rem;
  width: 2.25rem;
}

.task-card h3,
.detail-card h3,
.metric-item h3,
.finding-card h3,
.contribution-card h3,
.pipeline-step h3 {
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 0.55rem;
}

.task-card p,
.detail-card p,
.metric-item p,
.finding-card p,
.contribution-card p,
.pipeline-step p,
.result-callout p {
  color: var(--muted);
  margin: 0;
}

.detail-card ul {
  color: var(--muted);
  margin: 1rem 0 0 1.1rem;
}

.detail-card li {
  margin-bottom: 0.35rem;
}

.stat-card {
  padding: 1.25rem 1rem;
  position: relative;
  text-align: center;
}

.stat-card::after {
  background: var(--coral);
  border-radius: 999px;
  bottom: -1px;
  content: "";
  height: 4px;
  left: 18%;
  position: absolute;
  right: 18%;
}

.stat-number {
  color: var(--teal);
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  color: var(--muted);
  display: block;
  font-size: 0.92rem;
  margin-top: 0.45rem;
}

.metric-item {
  border-top: 4px solid var(--gold);
}

.finding-card {
  border-top: 4px solid var(--green);
}

.pipeline-step {
  border-left: 4px solid var(--teal);
  position: relative;
}

.pipeline-step span {
  align-items: center;
  background: var(--teal);
  border-radius: 50%;
  color: #fff;
  display: inline-flex;
  font-size: 0.85rem;
  font-weight: 800;
  height: 2rem;
  justify-content: center;
  margin-bottom: 0.8rem;
  width: 2rem;
}

.result-callout {
  box-shadow: var(--shadow-soft);
}

.result-callout strong {
  color: var(--teal);
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1;
  margin: 0.25rem 0 0.65rem;
}

.result-callout.is-primary {
  border-color: rgba(31, 111, 120, 0.42);
  background: #eff8f7;
}

.result-callout.is-warning {
  border-color: rgba(199, 92, 67, 0.42);
  background: #fff5f1;
}

.result-callout.is-warning strong {
  color: var(--red);
}

.callout-label {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.results-table-wrap {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow-x: auto;
  padding: 0.5rem;
}

.results-table {
  background: var(--paper);
  color: var(--ink);
  font-size: 0.92rem;
  margin-bottom: 0 !important;
  min-width: 900px;
}

.results-table th {
  background: #edf5f3;
  color: var(--ink) !important;
  font-weight: 800;
  text-align: center !important;
  vertical-align: middle !important;
}

.results-table td {
  color: var(--ink);
  position: relative;
  text-align: center;
  vertical-align: middle;
}

.results-table td:first-child,
.results-table th:first-child {
  text-align: left !important;
  white-space: nowrap;
}

.highlight-row td {
  background: #fff8f5;
  color: #542315;
  font-weight: 800;
}

.best-cell {
  background: #ffe6df !important;
  color: #6e1f15 !important;
  font-weight: 800;
}

.best-cell::after {
  color: var(--red);
  content: "Best";
  display: block;
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1.1;
  margin-top: 0.2rem;
  text-transform: uppercase;
}

.second-cell {
  background: #fff5df !important;
  color: #68440f !important;
  font-weight: 800;
}

.second-cell::after {
  color: var(--gold);
  content: "2nd";
  display: block;
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1.1;
  margin-top: 0.2rem;
  text-transform: uppercase;
}

.resource-panel {
  padding: 2rem;
  text-align: center;
}

.resource-panel p {
  color: var(--muted);
  margin: 0 auto 1.25rem;
  max-width: 680px;
}

.resource-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

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

.bibtex-header .title {
  margin-bottom: 0 !important;
}

pre {
  background: #f2f6f5 !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius) !important;
  color: var(--ink) !important;
  font-size: 0.9rem !important;
  overflow-x: auto;
  padding: 1.25rem !important;
}

code {
  background: transparent !important;
  color: var(--ink) !important;
  font-family: "SF Mono", "Monaco", "Cascadia Code", "Roboto Mono", monospace !important;
}

.copy-bibtex-btn {
  align-items: center;
  background: var(--teal);
  border: 0;
  border-radius: var(--radius);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font-family: inherit;
  font-weight: 800;
  gap: 0.45rem;
  padding: 0.7rem 0.9rem;
  transition: var(--transition);
}

.copy-bibtex-btn:hover {
  background: var(--teal-dark);
}

.copy-bibtex-btn.copied {
  background: var(--green);
}

.scroll-to-top {
  align-items: center;
  background: var(--teal);
  border: 0;
  border-radius: 50%;
  bottom: 1.5rem;
  box-shadow: var(--shadow);
  color: #fff;
  cursor: pointer;
  display: flex;
  height: 46px;
  justify-content: center;
  opacity: 0;
  position: fixed;
  right: 1.5rem;
  transition: var(--transition);
  visibility: hidden;
  width: 46px;
  z-index: 20;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.footer {
  background: var(--ink);
  color: #dce6e3;
  padding: 2rem 1.5rem;
}

.footer a {
  color: #ffffff;
  font-weight: 700;
}

@media screen and (max-width: 1024px) {
  .publication-title {
    font-size: 3.2rem !important;
  }

  .hero-summary,
  .contribution-grid,
  .pipeline-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .task-grid,
  .metrics-grid,
  .finding-grid,
  .result-callouts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 768px) {
  .project-hero .hero-body {
    padding: 2.5rem 1rem 1.75rem;
  }

  .section {
    padding: 3rem 1rem;
  }

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

  .publication-links,
  .resource-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .link-block,
  .publication-links .button,
  .resource-actions .button {
    width: 100%;
  }

  .task-grid,
  .hero-summary,
  .stats-grid,
  .split-grid,
  .metrics-grid,
  .finding-grid,
  .contribution-grid,
  .pipeline-steps,
  .result-callouts {
    grid-template-columns: 1fr;
  }

  .top-nav {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.45rem;
    padding: 0.7rem 1rem;
  }

  .nav-links {
    gap: 0.65rem;
    justify-content: flex-start;
  }

  .nav-links a {
    font-size: 0.78rem;
  }

  .summary-item {
    text-align: center;
  }

  .contribution-card {
    min-height: 0;
  }

  .task-equation {
    align-items: stretch;
    flex-direction: column;
  }

  .task-equation .fa-plus,
  .task-equation .fa-arrow-right {
    transform: rotate(90deg);
  }

  .bibtex-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }
}

@media screen and (max-width: 480px) {
  .publication-title {
    font-size: 1.75rem !important;
  }

  .publication-authors {
    font-size: 1rem;
  }

  .stat-number {
    font-size: 1.7rem;
  }

  .scroll-to-top {
    bottom: 1rem;
    height: 42px;
    right: 1rem;
    width: 42px;
  }
}

@media print {
  .scroll-to-top,
  .copy-bibtex-btn {
    display: none;
  }

  .section,
  .project-hero .hero-body {
    padding: 1rem 0;
  }
}