/* Poincaré Ball Visualization */

#poincare-section {
  padding-bottom: 2rem;
  overflow: visible;
}

#poincare-container {
  position: relative;
  width: 100%;
  height: 70vh;
  min-height: 480px;
  max-height: 800px;
  margin: 2rem 0;
  border-radius: 8px;
  overflow: hidden;
  background: radial-gradient(ellipse at center, var(--bg-primary) 0%, rgba(6, 8, 12, 0.98) 100%);
  border: 1px solid var(--border);
}

html.light #poincare-container {
  background: radial-gradient(ellipse at center, #faf8f5 0%, #f0ece6 100%);
}

#poincare-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  cursor: grab;
}

#poincare-canvas:active {
  cursor: grabbing;
}

#poincare-labels {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.node-label {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-secondary);
  white-space: nowrap;
  transform: translate(-50%, -50%);
  pointer-events: none;
  text-shadow: 0 0 6px var(--bg-primary), 0 0 12px var(--bg-primary);
  transition: opacity 0.2s ease;
}

html.light .node-label {
  text-shadow: 0 0 6px var(--bg-primary), 0 0 12px var(--bg-primary), 0 1px 3px rgba(0,0,0,0.1);
}

.node-label.highlighted {
  color: var(--accent-light);
  font-weight: 500;
  font-size: 0.72rem;
}

#poincare-hint {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  pointer-events: none;
  opacity: 0.7;
}

/* Legend */
#poincare-legend {
  position: absolute;
  bottom: 1.2rem;
  left: 1.2rem;
  background: rgba(10, 12, 18, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  z-index: 5;
}

html.light #poincare-legend {
  background: rgba(250, 248, 245, 0.9);
}

#poincare-legend h5 {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.legend-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.15rem 0;
}

.legend-row span:last-child {
  font-size: 0.68rem;
  color: var(--text-secondary);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-dot.tier1 { background: #dbb89a; }
.legend-dot.tier2 { background: #7ab8a8; }
.legend-dot.tier3 { background: #8b9dc3; }
.legend-dot.tier4 { background: #a87fc4; }

.legend-line {
  width: 18px;
  height: 2px;
  flex-shrink: 0;
  border-radius: 1px;
}

.legend-line.class10 { background: #c4956a; opacity: 0.8; }
.legend-line.class7 { background: #c4956a; opacity: 0.35; }

/* Detail Panel */
#poincare-detail {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  width: 300px;
  max-height: calc(100% - 2.4rem);
  overflow-y: auto;
  background: rgba(10, 12, 18, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.2rem;
  z-index: 10;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

html.light #poincare-detail {
  background: rgba(250, 248, 245, 0.97);
}

#poincare-detail.hidden {
  opacity: 0;
  transform: translateX(20px);
  pointer-events: none;
}

#detail-close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
  line-height: 1;
}

#detail-close:hover {
  color: var(--text-primary);
}

#poincare-detail h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  padding-right: 2rem;
}

#detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

#detail-meta .badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

#detail-meta .badge.tier {
  border-color: var(--accent-dim);
  color: var(--accent);
}

#detail-metrics {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-dim);
  border-radius: 4px;
  padding: 0.6rem 0.8rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

#detail-desc {
  margin-bottom: 1rem;
  font-size: 0.78rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

#detail-desc p {
  margin-bottom: 0.4rem;
}

#detail-desc strong {
  color: var(--text-primary);
  font-weight: 500;
}

.detail-bridge {
  font-style: italic;
  color: var(--accent-light);
  border-left: 2px solid var(--accent-dim);
  padding-left: 0.6rem;
  margin-bottom: 0.8rem;
}

#detail-connections h5 {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

#detail-conn-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.conn-btn {
  font-family: var(--font-body);
  font-size: 0.7rem;
  color: var(--text-secondary);
  background: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.conn-btn:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
}

.conn-btn.class10 {
  border-color: var(--accent-dim);
}

/* Domain tag list (below the ball) */
.domain-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.domain-tag {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.domain-tag:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
  background: var(--bg-primary);
}

/* Responsive */
@media (max-width: 768px) {
  #poincare-container {
    height: 55vh;
    min-height: 360px;
  }

  #poincare-legend {
    bottom: auto;
    top: 0.8rem;
    left: 0.8rem;
    padding: 0.5rem 0.7rem;
  }

  #poincare-detail {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-height: 60vh;
    border-radius: 16px 16px 0 0;
    transform: translateY(0);
  }

  #poincare-detail.hidden {
    transform: translateY(100%);
  }

  #poincare-hint {
    font-size: 0.6rem;
  }

  .node-label {
    font-size: 0.55rem;
  }

  .domain-categories {
    padding: 0 0.5rem;
  }

  .domain-tag {
    font-size: 0.7rem;
    padding: 0.25rem 0.45rem;
  }

  .domain-cat-header h3 {
    font-size: 1.1rem;
  }

  .domain-cat-count {
    font-size: 0.7rem;
  }
}