/* Extracted from lighthouse-app.html (UI redesign N1) — load order matters */
    /* VISUALIZATION TAB */
    /* ═══════════════════════════════════════ */
    
    .viz-container {
      display: grid;
      grid-template-columns: 1fr;
      gap: 24px;
      min-height: 750px;
    }

    .viz-container > .viz-panel {
      align-self: start;
    }
    
    .viz-canvas-wrapper {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-xl);
      position: relative;
      overflow: hidden;
      min-height: 700px;
      max-height: 80vh;
    }
    
    .viz-canvas {
      width: 100%;
      height: 100%;
    }

    /* Chart Export Button */
    .chart-exportable { position: relative; }
    .chart-export-btn {
      position: absolute; bottom: 8px; right: 8px; z-index: 10;
      width: 32px; height: 32px; border-radius: 8px;
      background: rgba(6, 8, 12, 0.7); border: 1px solid rgba(255,255,255,0.1);
      color: #94a3b8; cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      opacity: 0; transition: opacity 0.2s ease, background 0.15s ease;
      backdrop-filter: blur(4px);
    }
    .chart-exportable:hover .chart-export-btn { opacity: 1; }
    .chart-export-btn:hover { background: rgba(6, 8, 12, 0.9); color: #f0f6fc; }
    .chart-export-btn svg { width: 16px; height: 16px; }
    @media print { .chart-export-btn { display: none !important; } }

    .viz-legend {
      position: absolute;
      bottom: 12px;
      left: 12px;
      background: rgba(6, 8, 12, 0.95);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 8px 10px;
      font-size: 11px;
      max-width: 200px;
      z-index: 10;
      max-height: 32px;
      overflow: hidden;
      transition: max-height 0.3s ease;
      cursor: pointer;
    }
    
    .viz-legend:hover, .viz-legend.expanded {
      max-height: 500px;
      padding: 14px;
      max-width: 280px;
    }
    
    .viz-legend-toggle {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 10px;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    .viz-legend:hover .viz-legend-toggle,
    .viz-legend.expanded .viz-legend-toggle {
      margin-bottom: 10px;
    }
    
    .viz-legend-toggle::after {
      content: '▼';
      font-size: 8px;
      opacity: 0.5;
      transition: transform 0.3s ease;
    }
    
    .viz-legend:hover .viz-legend-toggle::after,
    .viz-legend.expanded .viz-legend-toggle::after {
      transform: rotate(180deg);
    }
    
    .viz-legend-content {
      opacity: 0;
      transition: opacity 0.2s ease;
    }
    
    .viz-legend:hover .viz-legend-content,
    .viz-legend.expanded .viz-legend-content {
      opacity: 1;
    }
    
    .viz-legend-title {
      font-size: 10px;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--text-muted);
      margin-bottom: 10px;
    }
    
    .viz-legend-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 11px;
      color: var(--text-secondary);
      margin-bottom: 6px;
    }
    
    .viz-legend-dot {
      width: 10px;
      height: 10px;
      border-radius: var(--radius-xs);
    }
    
    .viz-legend-dot.cluster {
      border-radius: 50%;
    }
    
    .viz-controls {
      position: absolute;
      top: 16px;
      right: 16px;
      display: flex;
      gap: 8px;
    }
    
    .viz-control-btn {
      padding: 8px 14px;
      background: rgba(6, 8, 12, 0.9);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      color: var(--text-secondary);
      font-size: 12px;
      font-family: inherit;
      cursor: pointer;
      transition: border-color 0.2s ease, color 0.2s ease;
    }

    .viz-control-btn:hover, .viz-control-btn.active {
      border-color: var(--accent);
      color: var(--accent);
    }
    
    .viz-sidebar {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    
    .viz-panel {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
    }
    
    .viz-panel-header {
      padding: 14px 16px;
      background: var(--bg-tertiary);
      border-bottom: 1px solid var(--border);
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: var(--text-secondary);
    }
    
    .viz-panel-content {
      padding: 16px;
    }

    /* SVG ambient animations */
    @keyframes brand-pulse {
      0%, 100% { opacity: 0.15; }
      50% { opacity: 0.22; }
    }
    @keyframes spin-slow {
      from { transform: rotate(0deg); }
      to { transform: rotate(360deg); }
    }
    @keyframes page-pulse {
      0%, 100% { stroke-opacity: 0.5; }
      50% { stroke-opacity: 1; }
    }
    .brand-glow-anim { animation: brand-pulse 4s ease-in-out infinite; }
    .spin-ring { animation: spin-slow 30s linear infinite; }
    .page-pulse { animation: page-pulse 3s ease-in-out infinite; }

    /* Glassmorphism legend + controls */
    .viz-legend {
      background: rgba(6, 8, 12, 0.75);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border: 1px solid rgba(255, 255, 255, 0.08);
      box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    }
    .viz-control-btn {
      background: rgba(6, 8, 12, 0.75);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    }

    /* Panel depth improvements */
    .viz-panel {
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0, 0, 0, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.06);
    }
    .viz-panel-header {
      background: linear-gradient(135deg, var(--bg-tertiary), rgba(232, 168, 48, 0.03));
    }
    .viz-canvas-wrapper {
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04), 0 4px 24px rgba(0, 0, 0, 0.2);
    }

    /* Topic cluster card hover glow */
    .topic-cluster-item:hover {
      box-shadow: 0 0 12px rgba(232, 168, 48, 0.08);
    }
    .topic-cluster-item.selected {
      box-shadow: 0 0 16px rgba(232, 168, 48, 0.15);
    }

    /* Light theme viz overrides */
    [data-theme="light"] .viz-legend {
      background: rgba(255, 255, 255, 0.8);
      border-color: rgba(0, 0, 0, 0.1);
      box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    }
    [data-theme="light"] .viz-control-btn {
      background: rgba(255, 255, 255, 0.8);
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }
    [data-theme="light"] .viz-panel {
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 4px 12px rgba(0, 0, 0, 0.04);
      border-color: rgba(0, 0, 0, 0.1);
    }
    [data-theme="light"] .viz-canvas-wrapper {
      box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.04), 0 4px 24px rgba(0, 0, 0, 0.06);
    }
    [data-theme="light"] .topic-cluster-item:hover {
      box-shadow: 0 0 12px rgba(0, 150, 200, 0.1);
    }
    [data-theme="light"] .topic-cluster-item.selected {
      box-shadow: 0 0 16px rgba(0, 150, 200, 0.15);
    }

    /* ── Embedding Scatter Plot Visualization ── */
    .viz-scatter-wrapper {
      display: flex;
      gap: 0;
      height: 700px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border);
      background: var(--bg-card);
      position: relative;
    }
    .viz-scatter-canvas-area {
      flex: 1;
      position: relative;
      min-width: 0;
      width: 100%;
    }
    #vizCanvas {
      width: 100%;
      height: 100%;
      display: block;
      cursor: default;
    }
    /* viz-scatter-detail removed — canvas is full-width, sidebar panels are below */
    .viz-scatter-detail .detail-title {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 4px;
      padding-right: 10px;
    }
    .viz-scatter-detail .detail-subtitle {
      font-size: 11px;
      color: var(--text-muted);
      margin-bottom: 16px;
    }
    .viz-scatter-detail .detail-stat-row {
      display: flex;
      gap: 10px;
      margin-bottom: 14px;
    }
    .viz-scatter-detail .detail-stat {
      flex: 1;
      background: var(--bg-card);
      border-radius: var(--radius-md);
      padding: 10px;
      text-align: center;
      border: 1px solid var(--border-subtle);
    }
    .viz-scatter-detail .detail-stat-value {
      font-size: 20px;
      font-weight: 700;
      color: var(--accent);
    }
    .viz-scatter-detail .detail-stat-label {
      font-size: 10px;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-top: 2px;
    }
    .viz-scatter-detail .detail-section-label {
      font-size: 10px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      color: var(--text-muted);
      margin: 14px 0 8px;
    }
    .viz-scatter-detail .detail-page-list {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .viz-scatter-detail .detail-page-item {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px 0;
      border-bottom: 1px solid var(--border-subtle);
      font-size: 12px;
      color: var(--text-secondary);
      cursor: pointer;
      transition: color 0.15s;
    }
    .viz-scatter-detail .detail-page-item:hover { color: var(--text-primary); }
    .viz-scatter-detail .detail-page-score {
      width: 36px;
      font-size: 11px;
      font-weight: 700;
      text-align: right;
      flex-shrink: 0;
    }
    .viz-scatter-detail .detail-page-bar {
      width: 40px;
      height: 5px;
      background: rgba(255,255,255,0.06);
      border-radius: 3px;
      overflow: hidden;
      flex-shrink: 0;
    }
    .viz-scatter-detail .detail-page-bar-fill {
      height: 100%;
      border-radius: 3px;
    }
    .viz-scatter-detail .detail-page-title {
      flex: 1;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .viz-scatter-detail .detail-competitors {
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid var(--border-subtle);
    }
    .viz-scatter-detail .detail-comp-item {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 4px 0;
      font-size: 11px;
      color: var(--text-secondary);
    }
    .viz-scatter-detail .detail-comp-marker {
      width: 6px;
      height: 6px;
      border: 1.5px solid #8b949e;
      border-radius: 1px;
      flex-shrink: 0;
    }
    .viz-scatter-detail .detail-recommendation {
      padding: 10px 12px;
      background: rgba(239, 68, 68, 0.06);
      border: 1px solid rgba(239, 68, 68, 0.2);
      border-radius: var(--radius-md);
      font-size: 11px;
      color: var(--text-secondary);
      line-height: 1.5;
    }
    .viz-scatter-detail .detail-recommendation.warning {
      background: rgba(234, 179, 8, 0.06);
      border-color: rgba(234, 179, 8, 0.2);
    }
    .viz-scatter-detail .detail-recommendation.good {
      background: rgba(34, 197, 94, 0.06);
      border-color: rgba(34, 197, 94, 0.2);
    }
    .viz-scatter-detail .detail-overview-topic {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px 10px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: background 0.15s;
      margin-bottom: 4px;
    }
    .viz-scatter-detail .detail-overview-topic:hover {
      background: var(--bg-card);
    }
    .viz-scatter-detail .detail-overview-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      flex-shrink: 0;
    }
    .viz-scatter-detail .detail-overview-name {
      flex: 1;
      font-size: 12px;
      color: var(--text-primary);
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .viz-scatter-detail .detail-overview-count {
      font-size: 11px;
      color: var(--text-muted);
    }
    .viz-scatter-detail .detail-overview-score {
      font-size: 11px;
      font-weight: 600;
      width: 32px;
      text-align: right;
    }
    .viz-galaxy-tooltip {
      position: absolute;
      pointer-events: none;
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 10px 14px;
      font-size: 12px;
      color: var(--text-primary);
      max-width: 260px;
      z-index: 100;
      opacity: 0;
      transition: opacity 0.15s ease;
      box-shadow: var(--shadow-md);
    }
    .viz-galaxy-tooltip.visible { opacity: 1; }
    .viz-galaxy-tooltip .tt-title {
      font-weight: 700;
      font-size: 13px;
      margin-bottom: 4px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .viz-galaxy-tooltip .tt-topic {
      font-size: 11px;
      color: var(--text-muted);
      margin-bottom: 2px;
    }
    .viz-galaxy-tooltip .tt-score {
      font-size: 11px;
      font-weight: 600;
    }
    .viz-galaxy-tooltip .tt-url {
      font-size: 10px;
      color: var(--text-muted);
      margin-top: 3px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .viz-galaxy-legend {
      position: absolute;
      bottom: 12px;
      left: 12px;
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      z-index: 10;
    }
    .viz-galaxy-legend-item {
      display: flex;
      align-items: center;
      gap: 5px;
      padding: 3px 8px;
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius-full);
      cursor: pointer;
      font-size: 10px;
      color: var(--text-secondary);
      transition: border-color 0.2s, opacity 0.2s;
      user-select: none;
    }
    .viz-galaxy-legend-item:hover { border-color: var(--accent); color: var(--text-primary); }
    .viz-galaxy-legend-item.dimmed { opacity: 0.3; }
    .viz-galaxy-legend-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
    }
    /* Galaxy detail panel removed — canvas is now full-width */
    [data-theme="light"] .viz-scatter-wrapper {
      border-color: #d0d7de;
      background: #fff;
    }
    [data-theme="light"] .viz-scatter-detail {
      background: #f6f8fa;
      color: #57606a;
    }
    [data-theme="light"] .viz-scatter-detail .detail-title { color: #1f2328; }
    [data-theme="light"] .viz-scatter-detail .detail-page-item { color: #334155; }
    [data-theme="light"] .viz-scatter-detail .detail-page-item:hover { color: #0f172a; }
    [data-theme="light"] .viz-scatter-detail .detail-page-bar { background: rgba(0,0,0,0.06); }
    [data-theme="light"] .viz-scatter-detail .detail-stat { background: #fff; border-color: #d0d7de; }
    [data-theme="light"] .viz-scatter-detail .detail-overview-topic:hover { background: #fff; }
    [data-theme="light"] .viz-galaxy-tooltip {
      background: #fff;
      border-color: #d0d7de;
      color: #1f2328;
    }
    [data-theme="light"] .viz-galaxy-tooltip .tt-topic { color: #57606a; }
    [data-theme="light"] .viz-galaxy-legend-item {
      background: #fff;
      border-color: #d0d7de;
      color: #57606a;
    }
    /* light-theme galaxy detail panel overrides removed */

    /* ── Topic Coverage Dashboard Styles ── */
    .viz-dashboard {
      padding: 20px;
      overflow-y: auto;
      max-height: 100%;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .viz-brand-summary {
      background: var(--bg-tertiary);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 20px;
    }
    .viz-brand-summary-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }
    .viz-brand-summary-header h3 {
      margin: 0;
      font-size: 15px;
      font-weight: 700;
      color: var(--text-primary);
    }
    .viz-brand-summary-header .viz-summary-stat {
      font-size: 13px;
      color: var(--text-secondary);
    }
    .viz-brand-summary-header .viz-summary-stat strong {
      color: var(--accent);
    }
    .viz-radar-container {
      display: flex;
      justify-content: center;
      padding: 8px 0;
    }
    .viz-topic-cards {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .viz-topic-card {
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 16px 20px;
      cursor: pointer;
      transition: border-color 0.2s, box-shadow 0.2s;
    }
    .viz-topic-card:hover {
      border-color: var(--accent);
      box-shadow: 0 0 12px rgba(232, 168, 48, 0.08);
    }
    .viz-topic-header {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }
    .viz-topic-color {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      flex-shrink: 0;
    }
    .viz-topic-header h3 {
      margin: 0;
      font-size: 14px;
      font-weight: 600;
      color: var(--text-primary);
      flex: 1;
    }
    .viz-topic-pages {
      font-size: 11px;
      color: var(--text-muted);
      background: rgba(255,255,255,0.06);
      padding: 2px 8px;
      border-radius: 10px;
    }
    .viz-coverage-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin: 6px 0;
    }
    .viz-coverage-label {
      width: 80px;
      font-size: 12px;
      color: var(--text-secondary);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .viz-coverage-bar {
      flex: 1;
      height: 8px;
      background: rgba(255,255,255,0.06);
      border-radius: 4px;
      overflow: hidden;
    }
    .viz-coverage-fill {
      height: 100%;
      border-radius: 4px;
      transition: width 0.6s ease;
    }
    .viz-coverage-fill.brand { background: var(--accent); }
    .viz-coverage-fill.competitor { background: var(--accent-purple); opacity: 0.7; }
    .viz-coverage-score {
      width: 40px;
      font-size: 12px;
      font-weight: 600;
      text-align: right;
      color: var(--text-secondary);
    }
    .viz-topic-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-top: 12px;
      padding-top: 10px;
      border-top: 1px solid var(--border);
    }
    .viz-topic-status {
      font-size: 11px;
      font-weight: 700;
      padding: 2px 10px;
      border-radius: 10px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .viz-topic-status.good {
      background: rgba(34, 197, 94, 0.15);
      color: var(--accent-green);
    }
    .viz-topic-status.warning {
      background: rgba(234, 179, 8, 0.15);
      color: var(--accent-yellow);
    }
    .viz-topic-status.gap {
      background: rgba(239, 68, 68, 0.15);
      color: var(--accent-red);
    }
    .viz-topic-detail-btn {
      background: none;
      border: 1px solid var(--border);
      color: var(--accent);
      font-size: 11px;
      padding: 4px 12px;
      border-radius: 6px;
      cursor: pointer;
      transition: background 0.2s, border-color 0.2s;
    }
    .viz-topic-detail-btn:hover {
      background: rgba(232, 168, 48, 0.1);
      border-color: var(--accent);
    }
    .viz-competitor-table {
      width: 100%;
      border-collapse: collapse;
      font-size: 13px;
    }
    .viz-competitor-table th {
      text-align: left;
      padding: 8px 12px;
      border-bottom: 1px solid var(--border);
      color: var(--text-muted);
      font-weight: 600;
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    .viz-competitor-table td {
      padding: 10px 12px;
      border-bottom: 1px solid rgba(255,255,255,0.03);
      color: var(--text-secondary);
    }
    .viz-competitor-table tr {
      cursor: pointer;
      transition: background 0.15s;
    }
    .viz-competitor-table tr:hover {
      background: rgba(255,255,255,0.03);
    }
    .viz-threat-badge {
      font-size: 10px;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 10px;
      text-transform: uppercase;
    }
    .viz-threat-badge.high {
      background: rgba(239, 68, 68, 0.15);
      color: var(--accent-red);
    }
    .viz-threat-badge.medium {
      background: rgba(234, 179, 8, 0.15);
      color: var(--accent-yellow);
    }
    .viz-threat-badge.low {
      background: rgba(34, 197, 94, 0.15);
      color: var(--accent-green);
    }
    .viz-comp-section {
      background: var(--bg-tertiary);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 16px 20px;
    }
    .viz-comp-section h3 {
      margin: 0 0 12px 0;
      font-size: 15px;
      font-weight: 700;
      color: var(--text-primary);
    }
    /* Light theme overrides for dashboard */
    [data-theme="light"] .viz-topic-card {
      background: #fff;
      border-color: rgba(0,0,0,0.1);
    }
    [data-theme="light"] .viz-topic-card:hover {
      border-color: #0096c8;
    }
    [data-theme="light"] .viz-brand-summary,
    [data-theme="light"] .viz-comp-section {
      background: #f8fafc;
      border-color: rgba(0,0,0,0.1);
    }
    [data-theme="light"] .viz-coverage-bar {
      background: rgba(0,0,0,0.06);
    }
    [data-theme="light"] .viz-topic-pages {
      background: rgba(0,0,0,0.06);
    }
    [data-theme="light"] .viz-competitor-table tr:hover {
      background: rgba(0,0,0,0.03);
    }

    /* Theme Insight Summary */
    .themes-insight-summary {
      display: flex;
      gap: 12px;
      margin-bottom: 16px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border);
    }
    
    .insight-stat {
      flex: 1;
      text-align: center;
      padding: 8px;
      background: var(--bg-tertiary);
      border-radius: var(--radius-md);
    }
    
    .insight-stat-value {
      font-size: 20px;
      font-weight: 700;
      color: var(--accent-red);
      display: block;
    }
    
    .insight-stat-label {
      font-size: 10px;
      color: var(--text-muted);
      text-transform: uppercase;
    }
    
    /* Topic Cluster Item - Enhanced */
    .topic-cluster-item {
      display: flex;
      flex-direction: column;
      gap: 8px;
      padding: 12px;
      border-radius: var(--radius-lg);
      margin-bottom: 10px;
      cursor: pointer;
      transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
      background: var(--bg-tertiary);
      border: 1px solid transparent;
    }

    .topic-cluster-item:hover {
      border-color: var(--border);
      transform: translateX(2px);
    }
    
    .topic-cluster-item.gap {
      border: 1px dashed var(--accent-red);
      background: rgba(239, 68, 68, 0.05);
    }
    
    .topic-cluster-item.selected {
      background: rgba(232, 168, 48, 0.1);
      border: 1px solid rgba(232, 168, 48, 0.3);
    }
    
    .topic-cluster-header {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    
    .topic-cluster-dot {
      width: 12px;
      height: 12px;
      border-radius: 50%;
      flex-shrink: 0;
      margin-top: 4px;
    }
    
    .topic-cluster-info {
      flex: 1;
    }
    
    .topic-cluster-label {
      font-size: 13px;
      font-weight: 600;
      line-height: 1.3;
    }
    
    .topic-cluster-badges {
      display: flex;
      gap: 6px;
      margin-top: 4px;
      align-items: center;
    }
    
    .topic-cluster-badges span {
      font-size: 11px;
    }
    
    .gap-badge {
      color: var(--accent-red);
      font-weight: 600;
      font-size: 10px !important;
    }
    
    .coverage-badge {
      color: var(--text-muted);
      font-size: 10px !important;
    }
    
    .topic-cluster-question {
      font-size: 11px;
      color: var(--text-secondary);
      font-style: italic;
      padding: 6px 0 0 22px;
      line-height: 1.4;
    }
    
    .topic-cluster-strength {
      display: flex;
      align-items: center;
      gap: 8px;
      padding-left: 22px;
    }
    
    .strength-bar-mini {
      flex: 1;
      height: 4px;
      background: var(--bg-secondary);
      border-radius: var(--radius-xs);
      overflow: hidden;
    }
    
    .strength-bar-fill-mini {
      height: 100%;
      border-radius: var(--radius-xs);
    }
    
    .strength-bar-fill-mini.good { background: linear-gradient(90deg, var(--accent-green), #4ade80); }
    .strength-bar-fill-mini.medium { background: linear-gradient(90deg, var(--accent-yellow), #facc15); }
    .strength-bar-fill-mini.weak { background: linear-gradient(90deg, var(--accent-red), #f87171); }
    
    .strength-label {
      font-size: 10px;
      color: var(--text-muted);
      white-space: nowrap;
    }
    
    .topic-cluster-gap-action {
      padding-left: 22px;
      font-size: 11px;
      color: var(--accent-red);
    }
    
    /* Theme Detail Modal */
    .theme-detail-modal {
      position: fixed;
      inset: 0;
      background: rgba(0, 0, 0, 0.85);
      z-index: 1001;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 20px;
    }
    
    .theme-detail-modal.active {
      display: flex;
    }
    
    .theme-detail-content {
      background: var(--bg-secondary);
      border: 1px solid var(--border);
      border-radius: var(--radius-xl);
      max-width: 600px;
      width: 100%;
      max-height: 85vh;
      overflow-y: auto;
    }
    
    .theme-detail-header {
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .theme-detail-title {
      font-size: 18px;
      font-weight: 600;
    }
    
    .theme-detail-body {
      padding: 24px;
    }
    
    .theme-detail-section {
      margin-bottom: 20px;
    }
    
    .theme-detail-label {
      font-size: 11px;
      text-transform: uppercase;
      color: var(--text-muted);
      margin-bottom: 8px;
      letter-spacing: 0.5px;
    }
    
    .theme-detail-text {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.5;
    }
    
    .theme-detail-question {
      font-size: 15px;
      color: var(--text-primary);
      font-style: italic;
      padding: 12px;
      background: var(--bg-tertiary);
      border-radius: var(--radius-md);
    }
    
    .theme-detail-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-bottom: 20px;
    }
    
    .theme-detail-stat {
      text-align: center;
      padding: 12px;
      background: var(--bg-tertiary);
      border-radius: var(--radius-md);
    }
    
    .theme-detail-stat-value {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-primary);
      text-transform: capitalize;
    }
    
    .theme-detail-stat-label {
      font-size: 10px;
      color: var(--text-muted);
      text-transform: uppercase;
      margin-top: 4px;
    }
    
    .theme-keywords {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    
    .theme-keyword {
      background: var(--bg-tertiary);
      border: 1px solid var(--border);
      padding: 6px 12px;
      border-radius: var(--radius-xl);
      font-size: 12px;
      color: var(--text-secondary);
    }
    
    .content-types {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }
    
    .content-type-badge {
      background: rgba(59, 130, 246, 0.1);
      border: 1px solid rgba(59, 130, 246, 0.3);
      color: var(--accent-blue);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      font-size: 11px;
    }
    
    .competitor-insight {
      background: rgba(239, 68, 68, 0.05);
      border: 1px solid rgba(239, 68, 68, 0.2);
      border-radius: var(--radius-lg);
      padding: 16px;
    }
    
    .theme-pages-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    
    .theme-page-item {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 8px 12px;
      background: var(--bg-tertiary);
      border-radius: var(--radius-sm);
    }
    
    .theme-page-score {
      font-size: 12px;
      font-weight: 700;
      font-family: 'IBM Plex Mono', 'JetBrains Mono', monospace;
    }
    
    .theme-page-title {
      font-size: 12px;
      color: var(--text-secondary);
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    
    .gap-alert {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      background: rgba(239, 68, 68, 0.1);
      border: 1px solid rgba(239, 68, 68, 0.3);
      border-radius: var(--radius-lg);
      padding: 16px;
    }
    
    .gap-alert-icon {
      font-size: 24px;
    }
    
    .gap-alert-text {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.5;
    }
    
    .theme-detail-actions {
      display: flex;
      gap: 10px;
      margin-top: 20px;
      padding-top: 16px;
      border-top: 1px solid var(--border);
    }
    
    .theme-detail-actions .ai-action-btn {
      flex: 1;
      justify-content: center;
    }
    
    /* Selected Node Panel */
    .selected-node-panel {
      display: none;
    }
    
    .selected-node-panel.active {
      display: block;
    }
    
    .selected-node-title {
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 8px;
      color: var(--accent);
    }
    
    .selected-node-url {
      font-size: 11px;
      color: var(--text-muted);
      font-family: 'IBM Plex Mono', 'JetBrains Mono', monospace;
      margin-bottom: 16px;
      word-break: break-all;
    }
    
    .affinity-bar-container {
      margin-bottom: 10px;
    }
    
    .affinity-bar-label {
      display: flex;
      justify-content: space-between;
      font-size: 11px;
      margin-bottom: 4px;
    }
    
    .affinity-bar-label span:first-child {
      color: var(--text-secondary);
    }
    
    .affinity-bar-label span:last-child {
      font-weight: 600;
    }
    
    .affinity-bar {
      height: 6px;
      background: var(--bg-tertiary);
      border-radius: var(--radius-xs);
      overflow: hidden;
    }
    
    .affinity-bar-fill {
      height: 100%;
      border-radius: var(--radius-xs);
      transition: width 0.3s ease;
    }
    
    /* Embedding Strength Meter */
    .embedding-strength-meter {
      background: var(--bg-tertiary);
      border-radius: var(--radius-md);
      padding: 12px;
    }
    
    .embedding-strength-label {
      font-size: 11px;
      color: var(--text-secondary);
      margin-bottom: 8px;
      display: flex;
      justify-content: space-between;
    }
    
    .embedding-strength-bar {
      height: 8px;
      background: var(--bg-secondary);
      border-radius: var(--radius-xs);
      overflow: hidden;
    }
    
    .embedding-strength-fill {
      height: 100%;
      border-radius: var(--radius-xs);
      transition: width 0.3s ease;
    }
    
    .embedding-strength-fill.strong { background: linear-gradient(90deg, var(--accent-green), #86efac); }
    .embedding-strength-fill.moderate { background: linear-gradient(90deg, var(--accent-yellow), #fde047); }
    .embedding-strength-fill.weak { background: linear-gradient(90deg, var(--accent-red), #fca5a5); }
    
    /* Semantic Signals */
    .semantic-signals-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 8px;
    }
    
    .semantic-signal {
      background: var(--bg-tertiary);
      border-radius: var(--radius-sm);
      padding: 8px;
      text-align: center;
    }
    
    .semantic-signal-label {
      font-size: 9px;
      color: var(--text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }
    
    .semantic-signal-value {
      font-size: 16px;
      font-weight: 700;
      margin-top: 2px;
    }
    
    .semantic-signal-value.high { color: var(--accent-green); }
    .semantic-signal-value.medium { color: var(--accent-yellow); }
    .semantic-signal-value.low { color: var(--accent-red); }
    
    /* Concepts Tags */
    .concepts-section {
      padding: 8px 0;
    }
    
    .concepts-section-label {
      font-size: 11px;
      color: var(--text-secondary);
      margin-bottom: 8px;
    }
    
    .concept-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
    }
    
    .concept-tag {
      background: var(--bg-tertiary);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 4px 10px;
      font-size: 11px;
      display: flex;
      align-items: center;
      gap: 4px;
    }
    
    .concept-tag.strong { border-color: var(--accent-green)40; background: var(--accent-green)15; color: #86efac; }
    .concept-tag.moderate { border-color: var(--accent-yellow)40; background: var(--accent-yellow)15; color: #fde047; }
    .concept-tag.weak { border-color: var(--accent-red)40; background: var(--accent-red)15; color: #fca5a5; }
    .concept-tag.missing { border-color: var(--accent-red)40; background: var(--accent-red)15; color: #fca5a5; border-style: dashed; }
    
    .concept-tag-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
    }