/* ============================================================
   Publications page styles
   ============================================================ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--s-6);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--border);
}
.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 7px 14px;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.filter-btn:hover {
  border-color: var(--border-strong);
  color: var(--text);
}
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.filter-btn .count {
  font-size: 10px;
  opacity: 0.7;
  background: rgba(255,255,255,0.12);
  padding: 1px 6px;
  border-radius: 100px;
}
[data-theme="light"] .filter-btn:not(.active) .count {
  background: var(--bg-card);
}

.pubs-grid {
  display: flex;
  flex-direction: column;
}

.pub-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--s-5);
  padding: var(--s-5) 0;
  border-top: 1px solid var(--border);
  transition: background 0.15s;
}
.pub-card:first-child { border-top: none; }
.pub-card:hover { background: color-mix(in srgb, var(--accent-glow) 60%, transparent); }

.pub-year {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.04em;
  font-weight: 500;
  padding-top: 2px;
}

.pub-venue {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: var(--s-2);
}

.pub-title {
  font-size: 18px;
  line-height: 1.35;
  font-weight: 500;
  letter-spacing: -0.005em;
  margin: 0 0 var(--s-2);
  color: var(--text);
  font-family: var(--font-serif);
  font-weight: 400;
}

.pub-authors {
  font-size: 14px;
  color: var(--text-dim);
  margin: 0 0 var(--s-3);
  font-family: var(--font-sans);
}
.pub-authors strong {
  color: var(--text);
  font-weight: 600;
  border-bottom: 1.5px solid var(--accent);
}

.pub-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.empty-state {
  padding: var(--s-7) 0;
  text-align: center;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 13px;
}

@media (max-width: 700px) {
  .pub-card { grid-template-columns: 1fr; gap: var(--s-2); }
  .pub-year { font-size: 12px; }
}

/* scholarly link card */
.scholarly-links {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--s-5);
  border-left: 3px solid var(--accent);
}
.scholarly-links h3 {
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 4px;
}
.scholarly-links p { margin: 0; font-size: 14px; }
.scholarly-buttons { display: flex; gap: var(--s-2); flex-wrap: wrap; }
@media (max-width: 720px) {
  .scholarly-links { grid-template-columns: 1fr; }
}