@import url('/css/styles.css');

/* Standalone research/publication/news pages reuse the main homepage design tokens. */
body {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

.nav-shell {
  max-width: 1200px;
  min-height: 70px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand {
  color: var(--text-primary);
  font-size: 1.25rem;
  font-weight: 700;
  white-space: nowrap;
}

.brand:hover { color: var(--accent-primary); }

.desktop-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.desktop-nav a,
.mobile-nav a {
  padding: .5rem 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  border-radius: 8px;
}

.desktop-nav a:hover,
.mobile-nav a:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

.desktop-nav a[aria-current='page'] {
  color: var(--accent-primary);
}

.nav-tools {
  display: flex;
  align-items: center;
  gap: .65rem;
}

.tool-button,
.menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 .75rem;
  border: 0;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-primary);
  cursor: pointer;
}

.tool-button:hover,
.menu-button:hover {
  background: var(--bg-tertiary);
  transform: scale(1.05);
}

.menu-button { display: none; }
.mobile-nav { display: none; }

.skip-link {
  position: absolute;
  left: -10000px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1100;
  padding: .75rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
}

.page-shell {
  max-width: 1200px;
  min-height: calc(100vh - 160px);
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.breadcrumbs {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  font-size: .9rem;
}

.breadcrumbs a { color: var(--text-secondary); }

.page-hero {
  text-align: center;
  padding: 2.5rem 0 3rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.page-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.25rem, 6vw, 4rem);
  line-height: 1.08;
  font-weight: 800;
}

.page-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.section {
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-color);
}

.section > h2,
.project-content h2,
.project-sidebar h2 {
  margin: 0 0 1rem;
  color: var(--text-primary);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  overflow: hidden;
  padding: 1.25rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.card:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--card-shadow-hover);
}

.card-link {
  display: block;
  color: inherit;
}

.card-link:hover {
  color: inherit;
  text-decoration: none;
  transform: translateY(-2px);
}

.card h2,
.card h3 {
  margin: 0 0 .6rem;
  line-height: 1.35;
}

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

.card-thumbnail,
.publication-thumbnail {
  width: calc(100% + 2.5rem);
  height: 180px;
  margin: -1.25rem -1.25rem 1.1rem;
  object-fit: cover;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.card-thumbnail.contain,
.publication-thumbnail.contain {
  object-fit: contain;
  padding: 1rem;
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .7rem 1.3rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
  transition: transform .2s ease, background-color .2s ease, box-shadow .2s ease;
}

.button:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
  transform: translateY(-2px);
  text-decoration: none;
}

.button.primary {
  color: #fff;
  border-color: transparent;
  background: var(--accent-gradient);
  box-shadow: 0 4px 15px rgba(192, 57, 43, .28);
}

.button.primary:hover { color: #fff; }

.status {
  display: inline-block;
  margin-bottom: .8rem;
  padding: .25rem .75rem;
  border-radius: 20px;
  color: #fff;
  background: var(--accent-gradient);
  font-size: .78rem;
  font-weight: 600;
}

.status.accepted {
  color: #166534;
  background: #dcfce7;
}

.status.review {
  color: #92400e;
  background: #fef3c7;
}

[data-theme='dark'] .status.accepted {
  color: #dcfce7;
  background: #14532d;
}

[data-theme='dark'] .status.review {
  color: #fef3c7;
  background: #78350f;
}

.publication-list {
  display: grid;
  gap: 1rem;
}

.publication-item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.publication-item.has-thumbnail {
  grid-template-columns: 112px 72px minmax(0, 1fr);
}

.publication-item .publication-thumbnail {
  width: 112px;
  height: 92px;
  margin: 0;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.publication-year {
  color: var(--accent-primary);
  font-weight: 800;
}

.publication-item h3 { margin: .15rem 0 .45rem; }
.publication-authors,
.publication-venue {
  color: var(--text-secondary);
  font-size: .92rem;
}
.publication-venue { margin-top: .35rem; }

.project-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 2.5rem;
  align-items: center;
  padding: 1rem 0 2.5rem;
  border-bottom: 1px solid var(--border-color);
}

.project-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.12;
}

.hero-copy {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

.project-hero .link-row { justify-content: flex-start; }

.project-visual {
  min-height: 320px;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  box-shadow: var(--card-shadow-hover);
}

.project-visual img {
  width: 100%;
  max-height: 310px;
  object-fit: contain;
  border-radius: 6px;
}

.project-visual figcaption {
  color: var(--text-muted);
  font-size: .82rem;
}

.architecture {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .6rem;
}

.architecture span {
  display: flex;
  min-height: 86px;
  align-items: center;
  justify-content: center;
  padding: .8rem;
  text-align: center;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-top: 3px solid var(--accent-primary);
  border-radius: 8px;
  font-size: .84rem;
  font-weight: 600;
}

.project-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2rem;
  margin-top: 2.5rem;
}

.project-layout > .project-content { padding: 0; }
.project-content section { margin-bottom: 2.25rem; }
.project-content p,
.project-content li { color: var(--text-secondary); }
.project-content ul { padding-left: 1.25rem; }

.project-sidebar {
  align-self: start;
  position: sticky;
  top: 96px;
}

.fact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.fact-list li {
  padding: .75rem 0;
  border-bottom: 1px solid var(--border-color);
}

.fact-list li:last-child { border-bottom: 0; }
.fact-list strong {
  display: block;
  margin-bottom: .2rem;
  color: var(--text-primary);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.citation {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  padding: 1rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-primary);
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: .84rem;
}

.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.footer-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  color: var(--text-secondary);
  font-size: .9rem;
}

@media (max-width: 900px) {
  .desktop-nav { display: none; }
  .nav-tools { margin-left: auto; }
  .menu-button { display: inline-flex; }
  .mobile-nav {
    padding: .5rem 2rem 1rem;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
  }
  .mobile-nav.open { display: grid; gap: .35rem; }
  .grid.three,
  .grid.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .project-hero,
  .project-layout { grid-template-columns: 1fr; }
  .project-sidebar { position: static; }
}

@media (max-width: 640px) {
  .nav-shell,
  .page-shell,
  .footer-shell { padding-left: 1rem; padding-right: 1rem; }
  .brand { max-width: 165px; overflow: hidden; text-overflow: ellipsis; }
  .grid.two,
  .grid.three,
  .grid.four { grid-template-columns: 1fr; }
  .publication-item,
  .publication-item.has-thumbnail { grid-template-columns: 1fr; }
  .publication-item .publication-thumbnail { width: 100%; height: 170px; }
  .architecture { grid-template-columns: 1fr; }
  .footer-shell { flex-direction: column; }
}