/* ==========================================================================
   🏛️ Publications Directory Stylesheet
   ========================================================================== */

.pub-header {
  background: linear-gradient(180deg, #071929 0%, #051421 100%);
  padding: 6.5rem 2rem 4rem; /* Adjusted slightly to sit beautifully under default absolute/sticky nav bars */
  border-bottom: 1px solid rgba(200, 168, 75, 0.1);
  text-align: center;
}

.header-container {
  max-width: 800px;
  margin: 0 auto;
}

.header-tag {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber, #c8a84b);
  display: block;
  margin-bottom: 0.75rem;
}

.pub-header h1 {
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  color: var(--white, #ffffff);
  font-weight: 700;
  margin-bottom: 1rem;
}

.pub-header p {
  font-size: 14px;
  color: var(--muted, #a0b2c6);
  line-height: 1.7;
}

/* Main Container Listing */
.pub-main-container {
  max-width: 960px;
  margin: 3rem auto;
  padding: 0 2rem;
}

.pub-list {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.pub-row-card {
  background: var(--navy-mid, #0b253a);
  border: 1px solid rgba(200, 168, 75, 0.12);
  padding: 2rem;
  border-radius: 4px;
  transition: border-color 0.3s ease;
}

.pub-row-card:hover {
  border-color: rgba(200, 168, 75, 0.35);
}

.pub-card-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 0.85rem;
}

.meta-label {
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 3px 8px;
  border-radius: 2px;
  font-weight: 600;
}

.type-conference { background: rgba(200, 168, 75, 0.12); color: var(--amber, #c8a84b); }
.type-upcoming { background: rgba(255, 255, 255, 0.04); color: #71899f; }
.venue-name { background: rgba(255, 255, 255, 0.05); color: var(--muted, #a0b2c6); }

.pub-row-title {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  color: var(--white, #ffffff);
  margin-bottom: 0.4rem;
  font-weight: 600;
  line-height: 1.35;
}

.pub-row-title.text-muted { color: #586e85; }

.pub-row-authors {
  font-size: 12px;
  color: var(--amber, #c8a84b);
  margin-bottom: 1rem;
}

.pub-row-excerpt {
  font-size: 13.5px;
  color: var(--muted, #a0b2c6);
  line-height: 1.7;
}

/* Expandable Summary Layout Block */
.inline-summary-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-top: 1px dashed rgba(200, 168, 75, 0);
}

.inline-summary-panel.active {
  max-height: 600px;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px dashed rgba(200, 168, 75, 0.2);
}

.panel-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
}

.panel-text h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white, #ffffff);
  margin-bottom: 0.4rem;
}

.panel-text h3:last-of-type { margin-top: 1rem; }

.panel-text p {
  font-size: 12.5px;
  color: var(--muted, #a0b2c6);
  line-height: 1.6;
}

/* Chart Styles within Panel */
.mini-chart-container {
  background: #051421;
  border: 1px solid rgba(255, 255, 255, 0.03);
  padding: 1rem;
  border-radius: 4px;
}

.chart-header {
  font-size: 10px;
  text-transform: uppercase;
  color: var(--white, #ffffff);
  display: block;
  margin-bottom: 0.75rem;
  letter-spacing: 0.5px;
}

.chart-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.chart-row .lbl { width: 65px; font-size: 11px; color: var(--muted, #a0b2c6); }
.chart-row .track { flex-grow: 1; height: 6px; background: rgba(255,255,255,0.06); border-radius: 3px; overflow: hidden; }
.chart-row .fill { height: 100%; background: var(--amber, #c8a84b); }
.chart-row .fill.green { background: #198754; }
.chart-row .fill.red { background: #dc3545; }
.chart-row .val { width: 35px; font-size: 11px; text-align: right; color: var(--white, #ffffff); }

/* Card Actions Group */
.pub-row-actions {
  display: flex;
  gap: 20px;
  margin-top: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.action-toggle-btn {
  background: transparent;
  border: 1px solid var(--amber, #c8a84b);
  color: var(--amber, #c8a84b);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 6px 14px;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.2s ease;
}

.action-toggle-btn:hover {
  background: rgba(200, 168, 75, 0.08);
}

.action-link-btn {
  font-size: 12px;
  color: var(--muted, #a0b2c6);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.action-link-btn:hover { color: var(--white, #ffffff); }

.action-link-btn.download-accent {
  color: rgba(200, 168, 75, 0.75);
  font-size: 11.5px;
}
.action-link-btn.download-accent:hover {
  color: var(--amber, #c8a84b);
}

.placeholder-card { opacity: 0.6; border-style: dashed; }

@media (max-width: 768px) {
  .panel-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}