.csv-tool {
  display: grid;
  gap: 20px;
}

.csv-panel {
  display: grid;
  gap: 14px;
  min-width: 0;
  padding: 16px;
  background: rgb(255 255 255 / 76%);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.csv-panel textarea {
  width: 100%;
  min-height: 300px;
  padding: 14px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.92rem;
  line-height: 1.55;
  resize: vertical;
}

.csv-panel textarea:focus {
  border-color: var(--focus);
  box-shadow: 0 0 0 4px rgb(22 119 255 / 14%);
  outline: none;
}

.utility-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.check-option,
.field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
  color: var(--text);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 800;
}

.field select {
  background: transparent;
  border: none;
  font: inherit;
  color: inherit;
}

@media (max-width: 860px) {
  .csv-panel .primary-button,
  .csv-panel .action-button {
    width: 100%;
  }
}