/* Graph Decomposition Demo — Swiss/International style */

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: system-ui, -apple-system, 'Helvetica Neue', Helvetica, sans-serif;
  background: #fafafa;
  color: #222;
  min-height: 100vh;
}

/* Container */
.decomp-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 32px;
}

/* Header */
.decomp-header {
  margin-bottom: 32px;
}

.decomp-header h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.decomp-subtitle {
  font-size: 15px;
  color: #666;
}

/* Tabs */
.decomp-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 24px;
  border-bottom: 2px solid #e0e0e0;
}

.decomp-tab {
  padding: 10px 24px;
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 500;
  color: #666;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}

.decomp-tab:hover {
  color: #333;
}

.decomp-tab.active {
  color: #222;
  border-bottom-color: #222;
}

/* Main layout: content + sidebar */
.decomp-main {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.decomp-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Section: annotated or chimera */
.decomp-section {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 20px;
}

.decomp-section h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: #333;
}

.decomp-viz {
  width: 100%;
}

.decomp-viz svg {
  display: block;
  width: 100%;
  height: auto;
}

/* Side-by-side row: matrix + chimera */
.decomp-row {
  display: flex;
  gap: 16px;
}

.decomp-matrix-section {
  flex: 0 0 auto;
  width: 340px;
}

.decomp-chimera-section {
  flex: 1;
  min-width: 0;
}

.chimera-desc {
  font-size: 13px;
  color: #888;
  margin-bottom: 12px;
}

/* Chimera header with style selector */
.chimera-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.chimera-header h2 {
  margin-bottom: 0;
}

.chimera-styles {
  display: flex;
  gap: 2px;
  background: #f0f0f0;
  border-radius: 4px;
  padding: 2px;
}

.chimera-style-btn {
  padding: 5px 12px;
  background: none;
  border: none;
  font-size: 12px;
  font-weight: 500;
  color: #888;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
}

.chimera-style-btn:hover {
  color: #444;
}

.chimera-style-btn.active {
  background: #fff;
  color: #222;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

/* Chimera legend */
.chimera-legend {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #f0f0f0;
}

.chimera-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #666;
}

/* Sidebar */
.decomp-sidebar {
  width: 240px;
  flex-shrink: 0;
}

.decomp-sidebar h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.decomp-description {
  font-size: 13px;
  color: #888;
  margin-bottom: 20px;
}

/* Metrics panel */
.metrics-panel {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 16px;
  margin-bottom: 16px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  padding: 5px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
}

.metric-row:last-child {
  border-bottom: none;
}

.metric-label {
  color: #666;
}

.metric-value {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* Legend */
.decomp-legend {
  padding: 12px 0;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #666;
  margin-bottom: 6px;
}

.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-swatch.diamond {
  border-radius: 0;
  transform: rotate(45deg);
  width: 12px;
  height: 12px;
}

.legend-sep {
  height: 1px;
  background: #e0e0e0;
  margin: 8px 0;
}

.legend-note {
  font-size: 12px;
  color: #999;
}

/* Footer */
.decomp-footer {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid #e0e0e0;
}

.decomp-footer p {
  font-size: 14px;
  line-height: 1.6;
  color: #555;
  margin-bottom: 12px;
  max-width: 720px;
}

.decomp-footer strong {
  color: #333;
}

/* Responsive */
@media (max-width: 768px) {
  .decomp-main {
    flex-direction: column;
  }
  .decomp-sidebar {
    width: 100%;
  }
}