.jsonsql-tool {
  max-width: 1050px;
  margin: 0 auto;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.panel-head h2 {
  font-size: 1rem;
}

.head-actions {
  display: flex;
  gap: 8px;
}

.json-input {
  width: 100%;
  min-height: 250px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.88rem;
  line-height: 1.5;
  padding: 12px;
  resize: vertical;
}

.validation-status {
  margin-top: 10px;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.84rem;
  color: var(--text-muted);
  border: 1px dashed var(--border);
}

.validation-status.valid {
  color: #166534;
  background: #dcfce7;
  border-color: #86efac;
}

.validation-status.invalid {
  color: #991b1b;
  background: #fee2e2;
  border-color: #fca5a5;
}

.options-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  align-items: end;
}

.input-group {
  display: grid;
  gap: 6px;
}

.input-group label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.input-group input,
.input-group select {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 10px 12px;
  font-size: 0.9rem;
}

.check-group label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.output-card pre {
  margin: 10px 0 14px;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: var(--radius);
  padding: 14px;
  max-height: 420px;
  overflow: auto;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-secondary);
  padding: 10px;
  text-align: center;
}

.stat span {
  display: block;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
}

.stat small {
  color: var(--text-muted);
}

.small-head {
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.columns-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.column-tag {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 10px;
  background: var(--bg-secondary);
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.column-name {
  font-weight: 700;
  color: var(--primary);
}

.column-type {
  color: var(--text-muted);
}

.error-card h2 {
  color: #dc2626;
  font-size: 1rem;
  margin-bottom: 8px;
}

.error-card p {
  color: var(--text-secondary);
}