/* ============================================================
   Policy Cluster & Strategic Analysis Tab Styles
   Supports light/dark themes via CSS variables
   ============================================================ */

/* Section headers */
.pc-section {
  margin-bottom: 20px;
}

.pc-section-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pc-section-title .pc-icon {
  font-size: 16px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 6px;
  color: var(--accent);
}

/* Grid layouts */
.pc-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.pc-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.pc-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

@media (max-width: 1200px) {
  .pc-grid-3 { grid-template-columns: 1fr 1fr; }
  .pc-grid-4 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .pc-grid-2, .pc-grid-3, .pc-grid-4 { grid-template-columns: 1fr; }
}

/* Theme tag pills */
.pc-theme-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.2s;
  cursor: pointer;
  border: 1px solid transparent;
}

.pc-theme-tag:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.pc-theme-tag.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}

/* Theme colors */
.pc-theme-digital { background: rgba(37,99,235,0.12); color: #2563eb; }
.pc-theme-talent { background: rgba(124,58,237,0.12); color: #7c3aed; }
.pc-theme-infra { background: rgba(234,88,12,0.12); color: #ea580c; }
.pc-theme-rnd { background: rgba(22,163,74,0.12); color: #16a34a; }
.pc-theme-industry { background: rgba(202,138,4,0.12); color: #ca8a04; }
.pc-theme-safety { background: rgba(220,38,38,0.12); color: #dc2626; }
.pc-theme-public { background: rgba(8,145,178,0.12); color: #0891b2; }
.pc-theme-intl { background: rgba(219,39,119,0.12); color: #db2777; }

[data-theme="dark"] .pc-theme-digital { background: rgba(74,158,255,0.18); color: #6ab0ff; }
[data-theme="dark"] .pc-theme-talent { background: rgba(167,139,250,0.18); color: #c4b5fd; }
[data-theme="dark"] .pc-theme-infra { background: rgba(251,146,60,0.18); color: #fdba74; }
[data-theme="dark"] .pc-theme-rnd { background: rgba(52,211,153,0.18); color: #6ee7b7; }
[data-theme="dark"] .pc-theme-industry { background: rgba(251,191,36,0.18); color: #fde68a; }
[data-theme="dark"] .pc-theme-safety { background: rgba(248,113,113,0.18); color: #fca5a5; }
[data-theme="dark"] .pc-theme-public { background: rgba(34,211,238,0.18); color: #67e8f9; }
[data-theme="dark"] .pc-theme-intl { background: rgba(244,114,182,0.18); color: #f9a8d4; }

/* Heatmap */
.pc-heatmap-wrap {
  overflow-x: auto;
  margin-bottom: 12px;
}

.pc-heatmap {
  border-collapse: collapse;
  font-size: 11px;
  width: 100%;
  min-width: 600px;
}

.pc-heatmap th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 6px 8px;
  text-align: center;
  border: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
  white-space: nowrap;
}

.pc-heatmap th:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  z-index: 2;
}

.pc-heatmap td {
  padding: 5px 6px;
  text-align: center;
  border: 1px solid var(--border);
  font-variant-numeric: tabular-nums;
  transition: background 0.2s;
  cursor: default;
}

.pc-heatmap td:first-child {
  text-align: left;
  font-weight: 500;
  white-space: nowrap;
  position: sticky;
  left: 0;
  background: var(--bg-card);
  z-index: 1;
}

.pc-heatmap tr:hover td {
  opacity: 0.9;
}

/* Heatmap intensity */
.pc-heat-0 { background: transparent; color: var(--text-muted); }
.pc-heat-1 { background: rgba(37,99,235,0.08); color: var(--text-primary); }
.pc-heat-2 { background: rgba(37,99,235,0.18); color: var(--text-primary); }
.pc-heat-3 { background: rgba(37,99,235,0.30); color: var(--text-primary); }
.pc-heat-4 { background: rgba(37,99,235,0.45); color: #fff; }
.pc-heat-5 { background: rgba(37,99,235,0.65); color: #fff; }

[data-theme="dark"] .pc-heat-1 { background: rgba(74,158,255,0.10); }
[data-theme="dark"] .pc-heat-2 { background: rgba(74,158,255,0.20); }
[data-theme="dark"] .pc-heat-3 { background: rgba(74,158,255,0.32); }
[data-theme="dark"] .pc-heat-4 { background: rgba(74,158,255,0.48); }
[data-theme="dark"] .pc-heat-5 { background: rgba(74,158,255,0.68); }

/* Balance scorecard bar */
.pc-balance-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.pc-balance-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  min-width: 90px;
  text-align: right;
}

.pc-balance-track {
  flex: 1;
  height: 20px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.pc-balance-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s ease;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 6px;
  font-size: 10px;
  font-weight: 600;
  color: #fff;
  min-width: 30px;
}

.pc-balance-value {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 60px;
}

/* Portfolio quadrant */
.pc-quadrant-container {
  position: relative;
  width: 100%;
  min-height: 400px;
}

.pc-quadrant-label {
  position: absolute;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  pointer-events: none;
}

/* Recommendation cards */
.pc-rec-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.pc-rec-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  position: relative;
  overflow: hidden;
  transition: all 0.2s;
}

.pc-rec-card:hover {
  border-color: rgba(74,158,255,0.3);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.pc-rec-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.pc-rec-card.severity-high::before { background: var(--red); }
.pc-rec-card.severity-medium::before { background: var(--yellow); }
.pc-rec-card.severity-low::before { background: var(--green); }

.pc-rec-card .rec-severity {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  padding: 2px 8px;
  border-radius: 4px;
}

.pc-rec-card.severity-high .rec-severity { background: var(--red-dim); color: var(--red); }
.pc-rec-card.severity-medium .rec-severity { background: var(--yellow-dim); color: var(--yellow); }
.pc-rec-card.severity-low .rec-severity { background: var(--green-dim); color: var(--green); }

.pc-rec-card .rec-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  line-height: 1.4;
}

.pc-rec-card .rec-body {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.pc-rec-card .rec-data {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.pc-rec-card .rec-data span {
  font-weight: 600;
  color: var(--text-primary);
}

/* KPI summary row at top */
.pc-kpi-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.pc-kpi-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  text-align: center;
  transition: all 0.2s;
}

.pc-kpi-item:hover {
  border-color: rgba(74,158,255,0.3);
}

.pc-kpi-item .pc-kpi-value {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.pc-kpi-item .pc-kpi-label {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Priority matrix tooltip */
.pc-tooltip {
  position: absolute;
  background: var(--tooltip-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 11px;
  box-shadow: var(--tooltip-shadow);
  pointer-events: none;
  z-index: 1000;
  max-width: 280px;
  line-height: 1.5;
  color: var(--text-primary);
}

/* Tab filter bar */
.pc-filter-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 14px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.pc-filter-bar label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-secondary);
}

.pc-filter-bar select {
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
}

/* Project list in theme detail */
.pc-project-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.pc-project-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px;
  font-size: 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s;
}

.pc-project-row:last-child { border-bottom: none; }
.pc-project-row:hover { background: var(--table-row-hover); }

.pc-project-row .proj-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
}

.pc-project-row .proj-dept {
  font-size: 10px;
  color: var(--text-muted);
  margin-left: 8px;
  white-space: nowrap;
}

.pc-project-row .proj-budget {
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
  margin-left: 8px;
  font-variant-numeric: tabular-nums;
}

/* Trend arrow indicators */
.pc-trend-up { color: var(--green); }
.pc-trend-down { color: var(--red); }
.pc-trend-flat { color: var(--text-muted); }

/* Score indicator */
.pc-score-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
}

.pc-score-high { background: var(--green); }
.pc-score-mid { background: var(--yellow); }
.pc-score-low { background: var(--red); }

/* Sub-tabs within the policy tab */
.pc-sub-tabs {
  display: flex;
  gap: 2px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 3px;
  margin-bottom: 16px;
  overflow-x: auto;
}

.pc-sub-tab {
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.pc-sub-tab:hover {
  color: var(--text-primary);
  background: rgba(74,158,255,0.06);
}

.pc-sub-tab.active {
  color: var(--accent);
  background: var(--accent-dim);
  font-weight: 600;
}

.pc-sub-content {
  display: none;
}

.pc-sub-content.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

/* D3 bubble chart */
.pc-bubble-label {
  font-size: 10px;
  fill: var(--text-secondary);
  font-family: 'Pretendard Variable', sans-serif;
  pointer-events: none;
}

/* Alignment score bars */
.pc-align-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
  font-size: 12px;
}

.pc-align-dept {
  min-width: 100px;
  text-align: right;
  color: var(--text-secondary);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pc-align-bar-wrap {
  flex: 1;
  height: 16px;
  background: var(--bg-secondary);
  border-radius: 3px;
  overflow: hidden;
}

.pc-align-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s ease;
}

.pc-align-score {
  min-width: 30px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

/* AI R&D Analysis sub-tab */
#pc-ai-rnd .pc-kpi-row {
  margin-bottom: 20px;
}

#pc-ai-rnd .pc-balance-bar {
  margin-bottom: 8px;
}

#pc-ai-rnd .pc-balance-fill {
  font-size: 11px;
  min-width: 40px;
}

#pc-rnd-hot-cards > div:hover {
  border-color: rgba(74,158,255,0.3);
  transform: translateY(-1px);
  transition: all 0.2s;
}

#pc-rnd-domain-table .pc-heatmap td {
  font-variant-numeric: tabular-nums;
}

@media (max-width: 768px) {
  #pc-rnd-hot-cards {
    grid-template-columns: 1fr !important;
  }
}