/* ===== RAG SIMULATOR ===== */

.rag-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.rag-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.rag-stat {
  margin-left: auto;
  font-size: 0.82rem;
  color: var(--muted);
}

.rag-config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.chunk-summary {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.chunk-summary-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 0.82rem;
  color: var(--muted);
}

.chunk-summary-item strong {
  color: var(--text);
}

.chunk-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chunk-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  position: relative;
  transition: border-color var(--transition);
}

.chunk-item:hover {
  border-color: var(--primary);
}

.chunk-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.chunk-number {
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
}

.chunk-meta {
  font-size: 0.78rem;
  color: var(--muted);
}

.chunk-text {
  font-size: 0.88rem;
  color: var(--text);
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.chunk-overlap {
  background: linear-gradient(135deg, rgba(102,126,234,0.12) 0%, rgba(118,75,162,0.12) 100%);
  border-radius: 6px;
  padding: 2px 4px;
  border: 1px dashed var(--primary);
}

@media (max-width: 768px) {
  .rag-layout {
    grid-template-columns: 1fr;
  }
}