:root {
  --primary-color: #173a8a;
  --primary-hover: #0f2b6f;
  --secondary-color: #0d9488;
  --accent-color: #f59e0b;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-light: #64748b;
  --surface-soft: #f6f9ff;
  --border-color: rgba(23, 58, 138, 0.12);
  --shadow-sm: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 24px 50px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 36px 80px rgba(15, 23, 42, 0.16);
  --radius: 18px;
  --radius-lg: 28px;
  --transition: all 0.28s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text-primary);
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(23, 58, 138, 0.14), transparent 28%),
    radial-gradient(circle at top right, rgba(13, 148, 136, 0.14), transparent 24%),
    linear-gradient(180deg, #fafdff 0%, #f4f8ff 42%, #f9fbff 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--primary-color);
  transition: var(--transition);
}

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

.hero-body {
  padding: 4.5rem 1.5rem;
}

.publication-header .hero-body {
  padding-top: 5.25rem;
  padding-bottom: 4rem;
}

.execution-showcase .hero-body {
  padding-bottom: 2.25rem;
}

.execution-platform {
  margin: 0;
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.8rem;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.execution-platform-block {
  margin-top: 3.25rem;
}

.execution-platform-block .execution-platform {
  text-align: center;
}

.execution-video {
  width: 100%;
  max-width: 220px;
  aspect-ratio: 1 / 1;
  height: auto;
  object-fit: contain;
  margin: 0 auto;
  border-radius: 4px;
  background: #0f172a;
  box-shadow: var(--shadow-sm);
}

.wide-table-wrap {
  position: relative;
  overflow-x: visible;
  margin: 1.5rem 0 2rem;
}

.wide-table-inner {
  width: 145%;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.execution-table-layout {
  position: relative;
}

.execution-table-layout .wide-table-inner {
  width: 100%;
  left: auto;
  transform: none;
}

.results-table-wrap .wide-table-inner {
  width: 100%;
  left: auto;
  transform: none;
}

.execution-table,
.results-table {
  width: 100%;
  table-layout: fixed;
  background: white;
  box-shadow: var(--shadow-sm);
}

.execution-table th,
.execution-table td,
.results-table th,
.results-table td {
  text-align: center !important;
  vertical-align: middle !important;
}

.execution-table th,
.results-table th {
  color: var(--text-primary);
  font-weight: 700;
}

.execution-table td {
  height: 260px;
}

.execution-task-cell {
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
}

.execution-caption {
  margin-top: -0.75rem;
}

.results-table .is-best td {
  color: var(--text-primary);
  font-weight: 700;
  background: rgba(23, 58, 138, 0.08);
}

.results-table td[rowspan] {
  color: var(--text-primary);
  font-weight: 700;
  background: rgba(23, 58, 138, 0.04);
}

.libero-performance-viz {
  display: grid;
  gap: 1.35rem;
  margin: 1.5rem 0 2rem;
}

.libero-chart-section {
  padding: 1rem;
  border: 1px solid rgba(23, 58, 138, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-sm);
}

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

.libero-chart-title {
  margin: 0;
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: 0;
}

.libero-avg-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.libero-avg-strip span,
.libero-avg-strip strong {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid rgba(23, 58, 138, 0.1);
  border-radius: 999px;
  background: rgba(246, 249, 255, 0.92);
  letter-spacing: 0;
}

.libero-avg-strip strong {
  color: var(--text-primary);
  font-weight: 700;
}

.libero-chart-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.libero-chart-card {
  min-width: 0;
  padding: 0.8rem;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 8px;
  background: white;
}

.libero-chart-card h5 {
  margin: 0 0 0.7rem;
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  letter-spacing: 0;
}

.libero-chart-body {
  display: grid;
  grid-template-columns: 1.75rem minmax(0, 1fr);
  gap: 0.35rem;
  min-height: 230px;
}

.libero-axis {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 190px;
  padding-top: 0.1rem;
  color: var(--text-light);
  font-size: 0.64rem;
  line-height: 1;
  text-align: right;
}

.libero-plot {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.38rem;
  align-items: end;
  height: 190px;
  padding: 0 0.12rem;
  background:
    linear-gradient(to bottom, rgba(100, 116, 139, 0.2) 1px, transparent 1px) 0 0 / 100% 25%,
    linear-gradient(to top, rgba(15, 23, 42, 0.22) 1px, transparent 1px);
}

.libero-bar-group {
  position: relative;
  display: flex;
  align-items: end;
  height: 190px;
  min-width: 0;
}

.libero-bar-group > span {
  position: absolute;
  top: calc(100% + 0.45rem);
  left: 0;
  display: block;
  width: 100%;
  overflow: visible;
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  letter-spacing: 0;
}

.libero-bar {
  position: relative;
  width: 72%;
  max-width: 2.4rem;
  min-height: 3px;
  height: var(--value);
  margin: 0 auto;
  border-radius: 6px 6px 0 0;
  background: #c7c9cc;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.06);
  cursor: default;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.libero-bar.is-ours {
  background: var(--primary-color);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18), 0 8px 18px rgba(23, 58, 138, 0.18);
}

.libero-bar:hover,
.libero-bar:focus-visible {
  z-index: 5;
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
  outline: none;
}

.libero-bar::after {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.45rem);
  z-index: 6;
  width: max-content;
  max-width: 9rem;
  padding: 0.38rem 0.5rem;
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.94);
  color: white;
  content: attr(data-tooltip);
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  white-space: normal;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 0.25rem);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.libero-bar:hover::after,
.libero-bar:focus-visible::after {
  opacity: 1;
  transform: translate(-50%, 0);
}

.hero-intro {
  margin-bottom: 1.6rem;
}

.title,
.publication-title {
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  letter-spacing: -0.03em;
}

.publication-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: none;
  margin-bottom: 1.25rem !important;
  line-height: 1.05 !important;
  font-size: clamp(1.95rem, 3vw, 2.85rem) !important;
}

.title-icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  flex: none;
}

.section-header {
  margin-bottom: 2rem;
}

.section-kicker {
  margin-bottom: 0.7rem;
  color: var(--secondary-color);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 800;
}

.section-intro {
  color: var(--text-secondary);
  font-size: 1.08rem;
  max-width: 52rem;
}

.hero-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.82fr);
  gap: 1.5rem;
  align-items: start;
}

.eyebrow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.eyebrow-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  background: rgba(23, 58, 138, 0.1);
  color: var(--primary-color);
  font-size: 0.82rem;
  font-weight: 700;
}

.eyebrow-chip.is-muted {
  background: rgba(255, 255, 255, 0.86);
  color: var(--text-secondary);
  border: 1px solid rgba(23, 58, 138, 0.08);
}

.hero-summary {
  width: 100%;
  max-width: none;
  font-size: clamp(1.12rem, 1.6vw, 1.38rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 1.75rem 0 0;
  padding: 1rem 1.15rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 58, 138, 0.08);
  border-radius: var(--radius);
}

.publication-authors {
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1.04rem !important;
  line-height: 1.72;
}

.author-block {
  display: inline-block;
  margin-right: 0.55rem;
}

.publication-affiliations {
  color: var(--text-light);
  font-size: 0.96rem;
  margin-bottom: 1.7rem;
}

.publication-affiliations p {
  margin: 0.18rem 0;
}

.publication-links {
  margin-bottom: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.link-block {
  display: inline-flex;
  margin: 0;
}

.button {
  border-radius: 999px !important;
  border: 1px solid transparent !important;
  font-weight: 700 !important;
  padding-left: 1rem;
  padding-right: 1rem;
  min-height: 2.85rem;
  transition: var(--transition) !important;
}

.button.is-dark {
  background: linear-gradient(135deg, var(--primary-color), #2454c7) !important;
  color: #fff !important;
  box-shadow: var(--shadow-sm);
}

.button.is-dark:hover,
.button.is-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.button.is-light {
  background: rgba(255, 255, 255, 0.88) !important;
  color: var(--text-primary) !important;
  border-color: rgba(23, 58, 138, 0.12) !important;
}

.hero-figure-shell {
  min-width: 0;
}

.hero-figure {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 58, 138, 0.08);
  box-shadow: var(--shadow-lg);
}

.hero-figure img {
  width: 100%;
  height: auto;
}

.figure-caption {
  color: var(--text-light);
  font-size: 0.96rem;
  line-height: 1.6;
  margin-top: 0.85rem;
}

.abstract-card,
.problem-card,
.figure-card,
.method-card,
.metric-card,
.video-card,
.bibtex-shell {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 58, 138, 0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.abstract-card {
  padding: 1.8rem 1.9rem;
}

.abstract-card p {
  color: var(--text-secondary);
  font-size: 1.03rem;
}

.problem-card {
  margin-top: 1.35rem;
  padding: 1.4rem 1.5rem;
  background: linear-gradient(135deg, rgba(23, 58, 138, 0.06), rgba(13, 148, 136, 0.08));
}

.problem-card p {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.full-width-card {
  margin: 0 0 1.45rem;
  padding: 1rem;
}

.full-width-card img {
  border-radius: calc(var(--radius) - 4px);
}

.method-grid {
  display: grid;
  gap: 1.3rem;
}

.method-card {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(260px, 1.05fr);
  gap: 1.25rem;
  padding: 1.1rem;
  align-items: center;
}

.method-card.is-text-only {
  grid-template-columns: minmax(0, 1fr);
}

.method-copy {
  padding: 0.5rem 0.35rem 0.5rem 0.55rem;
}

.method-copy p {
  color: var(--text-secondary);
}

.method-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary-color), #2f6df0);
  color: #fff;
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.9rem;
}

.method-media img,
.embedded-figure img,
.project-video {
  width: 100%;
  border-radius: calc(var(--radius) - 4px);
  box-shadow: var(--shadow-sm);
}

.method-list {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-secondary);
}

.method-list li + li {
  margin-top: 0.45rem;
}

.callout-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.25rem;
}

.callout-pill {
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(13, 148, 136, 0.1);
  color: #0f766e;
  font-size: 0.92rem;
  font-weight: 700;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.metric-card {
  padding: 1.45rem;
}

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

.metric-highlight {
  margin: 0.6rem 0 0.85rem;
  color: var(--primary-color);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 2.15rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.metric-copy {
  color: var(--text-secondary);
}

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

.submetric-card {
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
  padding: 0.95rem 1rem;
  border-radius: var(--radius);
  background: var(--surface-soft);
  border: 1px solid rgba(23, 58, 138, 0.08);
}

.submetric-name {
  color: var(--text-light);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.submetric-score {
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.38rem;
  font-weight: 700;
}

.submetric-detail {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}

.suite-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 1.1rem;
}

.suite-card {
  padding: 0.95rem 1rem;
  border-radius: var(--radius);
  background: var(--surface-soft);
  border: 1px solid rgba(23, 58, 138, 0.08);
}

.suite-name,
.suite-score,
.suite-delta {
  display: block;
}

.suite-name {
  color: var(--text-light);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.suite-score {
  color: var(--text-primary);
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.38rem;
  font-weight: 700;
  margin-top: 0.35rem;
}

.suite-delta {
  color: #0f766e;
  font-weight: 700;
  margin-top: 0.2rem;
}

.embedded-figure {
  margin-top: 1rem;
}

.highlights-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.3rem;
}

.highlight-tile {
  padding: 1.15rem 1.2rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 58, 138, 0.08);
}

.highlight-label {
  display: inline-block;
  margin-bottom: 0.55rem;
  color: var(--primary-color);
  font-size: 0.86rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-weight: 800;
}

.highlight-tile p {
  margin: 0;
  color: var(--text-secondary);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.supplementary-media-grid {
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  grid-template-columns: minmax(0, 1fr);
}

.video-card {
  padding: 1.3rem;
}

.project-video {
  background: #0f172a;
}

.bibtex-shell {
  padding: 1.4rem;
}

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

.copy-bibtex-btn {
  border: none;
  border-radius: 999px;
  background: var(--primary-color);
  color: #fff;
  padding: 0.85rem 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.copy-bibtex-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.copy-bibtex-btn.copied {
  background: #0f766e;
}

#bibtex-code {
  margin: 0;
  padding: 1.2rem 1.3rem;
  border-radius: var(--radius);
  background: #0f172a;
  color: #e2e8f0;
  overflow-x: auto;
  font-size: 0.94rem;
  line-height: 1.7;
}

.site-footer {
  padding: 0 1.5rem 2rem;
}

.site-footer .container {
  padding-top: 1.25rem;
  border-top: 1px solid rgba(23, 58, 138, 0.1);
}

.site-footer p {
  color: var(--text-light);
  font-size: 0.95rem;
}

.scroll-to-top {
  position: fixed;
  right: 1.35rem;
  bottom: 1.35rem;
  width: 3.2rem;
  height: 3.2rem;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary-color), #2454c7);
  color: #fff;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: var(--transition);
  z-index: 20;
}

.scroll-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media screen and (max-width: 1023px) {
  .execution-table-layout {
    width: 100%;
  }

  .execution-board-head {
    display: none;
  }

  .execution-row {
    grid-template-columns: 1fr;
  }

  .execution-task {
    font-size: 1.35rem;
  }

  .hero-shell,
  .results-grid,
  .media-grid,
  .libero-chart-grid {
    grid-template-columns: 1fr;
  }

  .libero-chart-section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .libero-avg-strip {
    justify-content: flex-start;
  }

  .supplementary-media-grid {
    width: 100%;
  }

  .method-card {
    grid-template-columns: 1fr;
  }

  .highlights-row {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 768px) {
  .hero-body {
    padding: 3.6rem 1.1rem;
  }

  .publication-header .hero-body {
    padding-top: 4rem;
  }

  .publication-title {
    flex-direction: column;
    align-items: flex-start;
  }

  .title-icon {
    width: 44px;
    height: 44px;
  }

  .execution-platform {
    font-size: 1.45rem;
  }

  .publication-links {
    gap: 0.5rem;
  }

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

  .libero-chart-section {
    padding: 0.75rem;
  }

  .libero-chart-body {
    grid-template-columns: 1.65rem minmax(0, 1fr);
  }

  .libero-bar-group > span {
    font-size: 0.64rem;
  }

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

  .hero-summary {
    padding: 0.95rem 1rem;
  }

  .abstract-card,
  .problem-card,
  .metric-card,
  .video-card,
  .bibtex-shell {
    padding-left: 1.15rem;
    padding-right: 1.15rem;
  }

  .full-width-card,
  .method-card {
    padding: 0.8rem;
  }

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