/* ═══════════════════════════════════════════════ */
/*  PLAN REVIEW                                    */
/* ═══════════════════════════════════════════════ */

.plan-description {
  padding: 14px 18px;
  margin-bottom: 18px;
  background: var(--bg-secondary);
  border-radius: 6px;
  border-left: 3px solid var(--accent);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
}

.plan-group {
  margin-bottom: 14px;
}

.plan-group-header {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  padding-bottom: 6px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-group-progress {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-left: auto;
}

.plan-task {
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  margin-bottom: 2px;
  transition: var(--transition);
}

.plan-task.expanded {
  background: var(--bg-hover);
  border-color: var(--border);
  margin-bottom: 4px;
}

.plan-task-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.plan-task-header:hover {
  background: var(--bg-hover);
}

.plan-task-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  flex-shrink: 0;
}

.plan-task-dot.done {
  background: var(--success);
  border-color: var(--success);
}

.plan-task-dot.in_progress {
  background: var(--warning);
  border-color: var(--warning);
  animation: phasePulse 2s ease-in-out infinite;
}

.plan-task-dot.pending {
  background: transparent;
  border-color: var(--text-muted);
}

.plan-task-title {
  font-size: 0.82rem;
  font-weight: 400;
}

.plan-task-detail {
  display: none;
  padding: 4px 10px 8px 26px;
}

.plan-task.expanded .plan-task-detail {
  display: block;
}

.plan-task-description {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 4px;
}

.plan-task-files {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* Mermaid diagram containers */
#planDiagram {
  position: relative;
  padding: 8px 0;
  max-height: 400px;
  overflow: auto;
  cursor: grab;
}

#planDiagram.dragging {
  cursor: grabbing;
  user-select: none;
}

#planDiagram svg {
  display: block;
  transform-origin: top left;
  max-width: 100%;
}

#planDiagram svg .nodeLabel {
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
}

#systemDiagram {
  position: relative;
  padding: 8px 0;
  min-height: 200px;
  max-height: 60vh;
  overflow: auto;
  cursor: grab;
}

#systemDiagram.dragging {
  cursor: grabbing;
  user-select: none;
}

#systemDiagram svg {
  display: block;
  transform-origin: top left;
  max-width: none;
  overflow: visible;
}

#systemDiagram .node rect,
#systemDiagram .node polygon {
  rx: 4;
}

.diagram-section {
  overflow: visible;
  margin-bottom: 16px;
}

.diagram-section svg {
  overflow: visible;
}

.diagram-zoom-controls {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.diagram-zoom-btn {
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  transition: var(--transition);
}

.diagram-zoom-btn:hover {
  border-color: var(--border-active);
  color: var(--accent);
}

.diagram-zoom-level {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
  min-width: 36px;
  justify-content: center;
}