.csv-recipient-partitions { display: grid; gap: 10px; min-width: 0; max-width: 100%; box-sizing: border-box; margin-top: 18px; padding: 16px; border: 1px solid #b9c9e8; border-radius: 12px; background: #f5f8ff; }
.csv-recipient-partitions h3, .csv-recipient-partitions h4 { margin: 0; }
.csv-recipient-partitions textarea { box-sizing: border-box; width: 100%; min-height: 150px; resize: vertical; font: .8rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace; }
.csv-recipient-controls { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 12px; }
.csv-recipient-fieldset { min-width: 0; margin: 0; padding: 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.csv-recipient-choices { display: flex; flex-wrap: wrap; gap: 7px 12px; }
.csv-recipient-choice { display: inline-flex; min-width: 0; align-items: center; gap: 5px; overflow-wrap: anywhere; }
.csv-recipient-plan, .csv-recipient-output { display: grid; gap: 10px; padding-top: 12px; border-top: 1px solid #ccd8ee; }
.csv-recipient-plan[hidden], .csv-recipient-output[hidden] { display: none; }
.csv-recipient-output-preview { max-height: 300px; margin: 0; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; font: .78rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace; }
.csv-recipient-status.is-error { color: #9a2929; }
@media (max-width: 760px) { .csv-recipient-controls { grid-template-columns: 1fr; } }