/* ============================================================
   Complete UDA Pipeline — project page styles
   Built on the Bulma framework shipped with the Nerfies template.
   ============================================================ */

:root {
  --accent: #0e6e82;
  --accent-dark: #0a5567;
  --accent-light: #e6f2f5;
  --ink: #1c2733;
  --ink-soft: #4a5765;
  --rule: #e2e6ea;
  --bg-soft: #f6f8f9;
  --best: #0f7a3d;
  --warn: #b4451f;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 4.25rem;
}

body {
  font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  line-height: 1.65;
}

/* ---------------- Typography helpers ---------------- */
.publication-title {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  color: var(--ink);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.section-title {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  color: var(--ink);
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.4rem;
}

.section-kicker {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.section-lead {
  color: var(--ink-soft);
  font-size: 1.06rem;
  max-width: 46rem;
  margin: 0 auto 1.75rem;
}

.section-rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* ---------------- Navbar ---------------- */
.navbar {
  border-bottom: 1px solid var(--rule);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(8px);
}

.navbar-item,
.navbar-link {
  font-weight: 600;
  color: var(--ink-soft) !important;
  font-size: 0.92rem;
}

.navbar-item:hover,
.navbar-link:hover {
  color: var(--accent) !important;
  background: transparent !important;
}

.navbar-brand-name {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-weight: 700;
  color: var(--ink) !important;
  letter-spacing: -0.01em;
}

.navbar-burger span {
  color: var(--ink);
  background-color: var(--ink);
}

/* ---------------- Hero ---------------- */
.hero-top {
  background: linear-gradient(180deg, var(--accent-light) 0%, #ffffff 100%);
  padding-bottom: 0.25rem;
}

.hero-top .hero-body {
  padding-top: 2.5rem;
  padding-bottom: 1.5rem;
}

.hero-top .publication-title {
  max-width: 54rem;
  margin-left: auto;
  margin-right: auto;
  font-size: 2.75rem;
}

@media (min-width: 1024px) {
  .hero-top .publication-title {
    font-size: 2.95rem;
  }
}

.venue-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  margin-bottom: 1.1rem;
}

.venue-pill-badge {
  background: #f5c518;
  color: #3a2e00;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
}

.publication-authors {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  color: var(--ink);
  font-size: 1.08rem;
  margin-top: 0.5rem;
}

.publication-authors a {
  color: var(--accent) !important;
  font-weight: 600;
}

.publication-authors a:hover {
  text-decoration: underline;
}

.author-block {
  display: inline-block;
}

.affiliation {
  color: var(--ink-soft);
  font-size: 0.98rem;
  margin-top: 0.6rem;
}

.affiliation a {
  color: var(--accent);
  font-weight: 600;
}

.affiliation a:hover {
  text-decoration: underline;
}

.affiliation sup {
  color: var(--accent);
  font-weight: 700;
}

.one-liner {
  max-width: 46rem;
  margin: 1.4rem auto 0;
  color: var(--ink-soft);
  font-size: 1.12rem;
  line-height: 1.6;
}

/* ---------------- Publication links ---------------- */
.publication-links {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}

.publication-links .link-block {
  display: inline-block;
}

.publication-links .button {
  font-weight: 600;
  border: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.publication-links .button.is-accent {
  background: var(--accent);
  color: #fff;
}

.publication-links .button.is-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(14, 110, 130, 0.25);
}

.publication-links .button.is-soft {
  background: #fff;
  color: var(--accent-dark);
  box-shadow: inset 0 0 0 1.5px var(--accent);
}

.publication-links .button.is-soft:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.publication-links .button[aria-disabled='true'] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

/* ---------------- Teaser ---------------- */
.teaser-figure {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.1rem 1.25rem;
  box-shadow: 0 10px 30px rgba(28, 39, 51, 0.06);
}

.teaser-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.figure-caption {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin-top: 0.85rem;
  text-align: left;
}

.figure-caption strong {
  color: var(--ink);
}

/* ---------------- Sections ---------------- */
.section {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

.section.is-soft {
  background: var(--bg-soft);
}

.content p {
  color: var(--ink-soft);
}

.content.has-text-justified p {
  text-align: justify;
}

/* ---------------- Cards / grids ---------------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.75rem;
}

.stat-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.15rem 1.25rem;
  text-align: center;
}

.stat-card .stat-value {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
}

.stat-card .stat-label {
  color: var(--ink-soft);
  font-size: 0.88rem;
  margin-top: 0.3rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.info-card {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.4rem 1.5rem;
  height: 100%;
}

.info-card h3 {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.info-card p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.info-card .card-icon {
  color: var(--accent);
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
  display: block;
}

/* ---------------- Pill / tag lists ---------------- */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}

.tag-list .tag {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 600;
  font-size: 0.82rem;
  height: auto;
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
}

/* ---------------- Tables ---------------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

table.data-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

table.data-table th,
table.data-table td {
  padding: 0.42rem 0.55rem;
  text-align: center;
  white-space: nowrap;
  border-bottom: 1px solid var(--rule);
}

table.data-table thead th {
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 700;
  position: sticky;
  top: 0;
  z-index: 2;
}

table.data-table thead th:first-child,
table.data-table tbody td:first-child,
table.data-table tbody th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: #fff;
  z-index: 1;
}

table.data-table thead th:first-child {
  background: var(--accent-light);
  z-index: 3;
}

table.data-table tbody tr:hover td,
table.data-table tbody tr:hover th {
  background: #f2f7f9;
}

table.data-table tr.is-reference td {
  font-weight: 700;
  background: #fafcfd;
}

table.data-table tr.is-reference td:first-child {
  color: var(--accent-dark);
}

table.data-table .cell-best {
  color: var(--best);
  font-weight: 700;
}

table.data-table .cell-gap {
  color: var(--warn);
}

.table-caption {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-top: 0.85rem;
}

.table-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.table-controls label {
  font-weight: 600;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.select {
  border-radius: 8px;
  border-color: var(--rule);
  font-weight: 600;
  color: var(--ink);
}

.segmented {
  display: inline-flex;
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
}

.segmented button {
  background: #fff;
  border: none;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  font-size: 0.86rem;
  color: var(--ink-soft);
  cursor: pointer;
}

.segmented button + button {
  border-left: 1px solid var(--rule);
}

.segmented button.is-active {
  background: var(--accent);
  color: #fff;
}

.scenario-note {
  font-size: 0.86rem;
  color: var(--ink-soft);
}

/* ---------------- Figures ---------------- */
.figure-block {
  margin: 1.5rem 0;
}

.figure-block img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--rule);
  border-radius: 12px;
  background: #fff;
}

/* Zoomable figures: click to open full resolution */
.figure-block.is-zoomable {
  position: relative;
}

.figure-block.is-zoomable img {
  cursor: zoom-in;
}

.figure-zoom {
  border: none;
  background: transparent;
  padding: 0;
  display: block;
  width: 100%;
  cursor: zoom-in;
  border-radius: 12px;
}

.figure-zoom:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.zoom-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font-size: 0.9rem;
  margin-left: 0.35rem;
}

.zoom-hint:hover {
  text-decoration: underline;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(10, 18, 24, 0.92);
  padding: 2.5rem 1.25rem;
}

.lightbox.is-open {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: none;
  border-radius: 8px;
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.1rem;
  cursor: pointer;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.28);
}

.lightbox-hint {
  position: absolute;
  bottom: 1rem;
  left: 0;
  right: 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
}

/* ---------------- Takeaway list ---------------- */
.takeaway {
  display: flex;
  gap: 1rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--rule);
}

.takeaway:last-child {
  border-bottom: 1px solid var(--rule);
}

.takeaway .takeaway-num {
  flex: 0 0 auto;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.takeaway h3 {
  font-family: 'Google Sans', 'Noto Sans', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.takeaway p {
  color: var(--ink-soft);
  font-size: 0.96rem;
  margin: 0;
}

/* ---------------- BibTeX ---------------- */
.bibtex-wrap {
  position: relative;
  background: #0f1b24;
  border-radius: 12px;
  padding: 1.25rem 1.35rem;
  overflow: hidden;
}

.bibtex-wrap pre {
  background: transparent;
  color: #e6eef2;
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 0;
  overflow-x: auto;
  padding: 0;
}

.bibtex-wrap code {
  background: transparent;
  color: inherit;
  font-size: inherit;
  padding: 0;
}

.copy-btn {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.4rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.24);
}

.copy-btn.is-copied {
  background: var(--best);
}

/* ---------------- Footer ---------------- */
.footer {
  background: #fff;
  border-top: 1px solid var(--rule);
  padding: 2.5rem 1.5rem;
}

.footer .icon-link {
  font-size: 1.4rem;
  color: var(--accent);
  margin: 0 0.45rem;
}

.footer .content {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.footer a {
  color: var(--accent);
}

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .section {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }
  .section-title {
    font-size: 1.55rem;
  }
  .publication-title {
    font-size: 1.7rem !important;
  }
  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }
  .one-liner {
    font-size: 1rem;
  }
}

/* ---------------- Reduced motion ---------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}