.theme-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.theme-panel h2 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
}

.theme-panel-lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.theme-grid {
  display: grid;
  grid-template-columns: minmax(280px, 340px) 1fr;
  gap: 1.25rem;
}

.theme-fields {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.theme-field-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem 0.75rem;
  align-items: center;
}

.theme-field {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0.65rem;
  align-items: center;
}

.theme-field input[type="color"] {
  width: 46px;
  height: 40px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

.theme-field input[type="text"] {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
}

.theme-field-label {
  grid-column: 1;
  font-size: 0.85rem;
  font-weight: 600;
}

.theme-toggle {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
}

.theme-warn {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.theme-error {
  margin: 0;
  color: var(--red);
  font-size: 0.85rem;
}

.theme-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.theme-preview {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.theme-preview-header {
  padding: 1rem 1.25rem;
  font-weight: 700;
  color: var(--text);
}

.theme-preview-page {
  padding: 1.25rem;
  min-height: 220px;
}

.theme-preview-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.65rem;
  font-size: 0.85rem;
}

.theme-preview-table th,
.theme-preview-table td {
  text-align: left;
  padding: 0.45rem 0.35rem;
  border-bottom: 1px solid var(--line);
}

.theme-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 900px) {
  .theme-grid {
    grid-template-columns: 1fr;
  }
}