/* ===== DETAIL PAGE STYLES ===== */

/* Override nav-logo from <a> */
nav .nav-logo {
  text-decoration: none;
}

/* ===== DETAIL HERO ===== */
.detail-hero {
  padding: 9rem 0 4rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.back-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--text-muted); text-decoration: none;
  font-size: 0.78rem; letter-spacing: 0.1em;
  margin-bottom: 2rem;
  transition: color 0.2s;
}
.back-link:hover { color: var(--accent); }

.detail-meta-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.detail-cat-tag {
  font-family: var(--mono); font-size: 0.7rem;
  color: var(--text-muted); border: 1px solid var(--border);
  padding: 0.25rem 0.65rem; border-radius: 2rem;
  background: rgba(255,255,255,0.03);
}

.detail-title {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 700; line-height: 1.25;
  letter-spacing: -0.02em; margin-bottom: 1rem;
  max-width: 860px;
}

.detail-authors {
  color: var(--text-muted); font-size: 0.95rem;
}
.detail-authors strong { color: var(--text); }

/* ===== DETAIL BODY ===== */
.detail-body {
  padding: 5rem 0 7rem;
  background: var(--bg2);
}

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 4rem;
  align-items: start;
}
.detail-layout > *:first-child {
  min-width: 0; /* prevent pre/code from blowing out the grid column */
}

/* ===== MAIN COLUMN ===== */
.detail-thumb {
  width: 100%; border-radius: 0.75rem;
  overflow: hidden; margin-bottom: 3rem;
  border: 1px solid var(--border);
  background: var(--bg3);
}
.detail-thumb img {
  width: 100%; display: block;
  object-fit: cover; max-height: 420px;
}

.detail-section {
  margin-bottom: 2.5rem;
}
.detail-section h2 {
  font-size: 1.1rem; font-weight: 600;
  color: var(--accent); margin-bottom: 1rem;
  letter-spacing: 0.04em; text-transform: uppercase;
  font-family: var(--mono); font-size: 0.78rem;
}
.detail-section p {
  color: var(--text-muted); font-size: 0.95rem;
  line-height: 1.85; margin-bottom: 1rem;
}
.detail-section p em { color: var(--accent); font-style: normal; }
.detail-section p strong { color: var(--text); }

.detail-list {
  list-style: none; padding: 0;
  display: flex; flex-direction: column; gap: 0.75rem;
}
.detail-list li {
  color: var(--text-muted); font-size: 0.92rem; line-height: 1.7;
  padding-left: 1.2rem; position: relative;
}
.detail-list li::before {
  content: '›'; position: absolute; left: 0;
  color: var(--accent); font-weight: 700;
}

.detail-tags {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
}
.detail-tags span {
  font-family: var(--mono); font-size: 0.7rem;
  color: var(--text); border: 1px solid rgba(0,212,255,0.3);
  background: rgba(0,212,255,0.07);
  padding: 0.3rem 0.75rem; border-radius: 0.25rem;
}

/* ===== SIDEBAR ===== */
.detail-sidebar {
  display: flex; flex-direction: column; gap: 1.5rem;
  position: sticky; top: 5.5rem;
}

.sidebar-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: 0.75rem; padding: 1.5rem;
  backdrop-filter: blur(8px);
}
.sidebar-card h3 {
  font-family: var(--mono); font-size: 0.72rem;
  color: var(--accent); text-transform: uppercase;
  letter-spacing: 0.12em; margin-bottom: 1.1rem; opacity: 0.9;
}

.sidebar-card dl {
  display: grid; grid-template-columns: auto 1fr;
  gap: 0.5rem 1rem; align-items: start;
}
.sidebar-card dt {
  font-size: 0.72rem; color: var(--text-muted);
  font-family: var(--mono); white-space: nowrap;
}
.sidebar-card dd {
  font-size: 0.82rem; color: var(--text);
}

.related-link {
  display: block; color: var(--text-muted);
  text-decoration: none; font-size: 0.85rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.related-link:last-child { border-bottom: none; }
.related-link:hover { color: var(--accent); }

/* ===== VENUE TAGS (reuse from main site) ===== */
.venue-tag { font-family: var(--mono); font-size: 0.7rem; font-weight: 600;
  padding: 0.3rem 0.75rem; border-radius: 0.3rem; border: 1px solid;
  text-transform: uppercase; letter-spacing: 0.08em; }
.venue-tag.chi     { color: #FF6B6B; background: rgba(255,107,107,0.1); border-color: rgba(255,107,107,0.4); }
.venue-tag.caadria { color: #FFD93D; background: rgba(255,217,61,0.1);  border-color: rgba(255,217,61,0.4);  }
.venue-tag.sigspatial { color: #6BCB77; background: rgba(107,203,119,0.1); border-color: rgba(107,203,119,0.4); }
.venue-tag.ieee    { color: #4D96FF; background: rgba(77,150,255,0.1);   border-color: rgba(77,150,255,0.4);  }

.pub-badge {
  font-family: var(--mono); font-size: 0.68rem;
  color: var(--accent2); background: rgba(123,97,255,0.1);
  border: 1px solid rgba(123,97,255,0.3);
  padding: 0.25rem 0.65rem; border-radius: 2rem;
}

/* ===== PAPER LINK ===== */
.paper-link {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 600;
  color: #050A14; background: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.35rem 0.9rem; border-radius: 2rem;
  text-decoration: none; letter-spacing: 0.04em;
  transition: all 0.2s;
}
.paper-link:hover { opacity: 0.85; }

/* ===== BIBTEX ===== */
.bibtex-section {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}
.bibtex-wrap {
  margin-top: 0.5rem;
  position: relative;
}
@media (max-width: 600px) {
  .bibtex-block { font-size: 0.68rem; padding: 1rem; }
  .detail-section + .detail-section { margin-top: 2.5rem; }
}
.bibtex-block {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 0.6rem; padding: 1.25rem 1.25rem 1.25rem 1.25rem;
  font-family: var(--mono); font-size: 0.75rem; line-height: 1.7;
  color: var(--text-muted); overflow-x: auto; white-space: pre;
  margin: 0;
}
.bibtex-copy {
  position: absolute; top: 0.6rem; right: 0.6rem;
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--text-muted); font-family: var(--mono); font-size: 0.68rem;
  padding: 0.25rem 0.65rem; border-radius: 0.4rem;
  cursor: pointer; transition: all 0.2s;
}
.bibtex-copy:hover { border-color: var(--accent); color: var(--accent); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .detail-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .detail-sidebar { position: static; }
}
@media (max-width: 600px) {
  .detail-title { font-size: 1.4rem; }
}