/* pointcloud.css — 3D Point Cloud Spatial Graph Styles */

/* ==========================================================================
   POINT CLOUD VIEWPORT & CONTAINER
   ========================================================================== */
.pointcloud-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto 3rem auto;
  border-radius: var(--radius-xl);
  background: #030712;
  border: 1px solid var(--border-card-bright);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(56, 189, 248, 0.15);
  overflow: hidden;
  user-select: none;
}

.pointcloud-viewport-wrapper {
  position: relative;
  width: 100%;
  height: 640px;
  background: radial-gradient(circle at center, #0b1329 0%, #030712 100%);
  overflow: hidden;
  cursor: grab;
}

.pointcloud-viewport-wrapper:active {
  cursor: grabbing;
}

@media (max-width: 768px) {
  .pointcloud-viewport-wrapper {
    height: 480px;
  }
}

#pointcloud-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ==========================================================================
   POINT CLOUD HUD OVERLAYS & TOOLBAR
   ========================================================================== */
.pointcloud-hud-top {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  z-index: 20;
  pointer-events: none;
}

.pointcloud-hud-cluster-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  pointer-events: auto;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.cluster-pill-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.cluster-pill-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-card-bright);
}

.cluster-pill-btn.active {
  background: rgba(56, 189, 248, 0.2);
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.3);
}

.pointcloud-hud-actions {
  display: flex;
  gap: 0.5rem;
  pointer-events: auto;
}

.hud-action-btn {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.hud-action-btn:hover {
  background: rgba(56, 189, 248, 0.2);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.25);
}

/* Bottom Metrics HUD Strip */
.pointcloud-hud-bottom {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  pointer-events: none;
  z-index: 20;
}

.hud-stats-box {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
  display: flex;
  gap: 1.5rem;
  font-family: var(--font-mono);
}

.hud-stat-item {
  display: flex;
  flex-direction: column;
}

.hud-stat-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.hud-stat-val {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

.hud-controls-hint {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ==========================================================================
   FLOATING NODE TOOLTIP (ON HOVER)
   ========================================================================== */
.pointcloud-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: 30;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.15rem;
  max-width: 280px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7), 0 0 20px rgba(56, 189, 248, 0.25);
  transform: translate(-50%, -125%);
  transition: opacity 0.15s ease, transform 0.15s ease;
  display: none;
  opacity: 0;
}

.pointcloud-tooltip.active {
  display: block;
  opacity: 1;
}

.tooltip-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tooltip-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.tooltip-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0.4rem;
}

.tooltip-action {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ==========================================================================
   TECHNICAL DOSSIER MODAL (ON NODE CLICK)
   ========================================================================== */
.pointcloud-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 1.5rem;
}

.pointcloud-modal-overlay.active {
  display: flex;
  animation: modalPopIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalPopIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.pointcloud-dossier-card {
  width: 100%;
  max-width: 660px;
  background: #0b1120;
  border: 1px solid var(--border-card-bright);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9), 0 0 45px rgba(56, 189, 248, 0.25);
  position: relative;
  overflow: hidden;
}

.pointcloud-dossier-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-text);
}

.dossier-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.dossier-meta {
  display: flex;
  flex-direction: column;
}

.dossier-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  margin-bottom: 0.65rem;
  width: fit-content;
}

.dossier-title {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.25;
}

.dossier-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.dossier-close-btn:hover {
  background: rgba(244, 63, 94, 0.2);
  border-color: var(--accent-rose);
  color: var(--accent-rose);
}

.dossier-metrics-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.dossier-pill {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--accent-cyan);
}

.dossier-body {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
}

.dossier-body p {
  margin-bottom: 0.75rem;
}

.dossier-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

.dossier-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-indigo) 100%);
  color: #030712;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.3);
  transition: all 0.25s ease;
}

.dossier-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(56, 189, 248, 0.45);
}

/* ==========================================================================
   CLUSTER DIRECTORY CARDS (BELOW CANVAS)
   ========================================================================== */
.clusters-directory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.cluster-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.cluster-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-text);
  opacity: 0.7;
}

.cluster-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-card-bright);
  box-shadow: var(--shadow-glow);
}

.cluster-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.cluster-card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.cluster-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.cluster-card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1rem;
}

.cluster-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-cyan);
}