/* ── publications.css ── */
.pub-search-wrap { max-width: 560px; }
.pub-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  transition: var(--transition);
}
.pub-search-box:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(24,95,165,0.1); }
.pub-search-box svg { color: var(--text-tertiary); flex-shrink: 0; }
.pub-search-box input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--text-primary);
  outline: none;
}
.pub-search-box input::placeholder { color: var(--text-tertiary); }
.search-clear { background: none; border: none; color: var(--text-tertiary); cursor: pointer; padding: 2px; display: flex; align-items: center; }
.search-clear:hover { color: var(--text-primary); }

.pub-body { padding: 48px 0 80px; }
.pub-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  align-items: start;
}
.pub-sidebar { position: sticky; top: 84px; }
.pub-filter-card {
  background: var(--bg-alt);
  border: 0.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
}
.pub-filter-title {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-tertiary);
  margin-bottom: 12px;
}
.pub-filter-check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 5px 0;
  cursor: pointer;
}
.pub-filter-check input { cursor: pointer; accent-color: var(--blue); }
.pub-sort-select {
  width: 100%;
  padding: 7px 10px;
  border: 0.5px solid var(--border-mid);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg);
  outline: none;
  cursor: pointer;
}

.pub-results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 0.5px solid var(--border);
}
.pub-count { font-size: 13px; color: var(--text-secondary); }
.pub-view-toggle { display: flex; gap: 4px; }
.view-btn {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 0.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-tertiary);
  cursor: pointer;
  transition: var(--transition);
}
.view-btn.active, .view-btn:hover { color: var(--blue); border-color: var(--blue); background: var(--blue-light); }

.pub-articles { display: flex; flex-direction: column; }
.pub-articles.grid-view {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.pub-article {
  padding: 20px 0;
  border-bottom: 0.5px solid var(--border);
  transition: var(--transition);
}
.pub-articles.grid-view .pub-article {
  padding: 18px;
  border: 0.5px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg);
}
.pub-articles.grid-view .pub-article:hover { border-color: var(--border-mid); box-shadow: var(--shadow-card); }
.pub-article.hidden { display: none; }
.pub-art-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.pub-art-type { font-size: 11px; color: var(--text-tertiary); }
.pub-art-title { font-family: var(--font-serif); font-size: 16px; font-weight: 500; line-height: 1.5; margin-bottom: 6px; }
.pub-art-title a { color: var(--text-primary); }
.pub-art-title a:hover { color: var(--blue); }
.pub-art-authors { font-size: 12px; color: var(--text-secondary); margin-bottom: 8px; }
.pub-art-abstract { font-size: 13px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.pub-art-footer { display: flex; flex-direction: column; gap: 6px; }
.pub-art-info { display: flex; gap: 12px; font-size: 11px; color: var(--text-tertiary); flex-wrap: wrap; }
.pub-art-doi { font-size: 11px; color: var(--text-tertiary); font-family: monospace; }
.pub-art-doi a { color: var(--blue); }
.pub-art-actions { display: flex; gap: 8px; }
.pub-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
}
.pub-empty svg { margin: 0 auto 14px; }
.pub-empty p { font-size: 14px; margin-bottom: 16px; }

@media (max-width: 900px) {
  .pub-layout { grid-template-columns: 1fr; }
  .pub-sidebar { position: static; display: flex; flex-wrap: wrap; gap: 12px; }
  .pub-filter-card { flex: 1; min-width: 180px; }
  .pub-articles.grid-view { grid-template-columns: 1fr; }
}