/* ===========================================================
   NODO Shell — FileUpload + DataExport (UI mínima)
   =========================================================== */

/* ============================================================
   FILE UPLOAD (dropzone + lista de archivos)
   ============================================================ */
.no-fu {
  font-family: var(--font-ui);
}
.no-fu__zone {
  border: 2px dashed var(--sil-500);
  border-radius: 4px;
  background: linear-gradient(180deg, #fafbfd 0%, #f1f4f8 100%);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: background var(--t-fast), border-color var(--t-fast);
  color: var(--text);
}
.no-fu__zone:hover { background: var(--bg-hover); border-color: var(--border-hover); }
.no-fu__zone--drag {
  background: var(--ofc-blue-100);
  border-color: var(--ofc-blue-700);
  color: var(--ofc-blue-900);
}
.no-fu__zone-icon {
  width: 36px; height: 36px;
  margin: 0 auto 6px;
  color: var(--ofc-blue-700);
  display: grid;
  place-items: center;
}
.no-fu__zone-icon svg { width: 32px; height: 32px; }
.no-fu__zone-title { font-size: 13px; font-weight: var(--fw-semi); margin-bottom: 4px; }
.no-fu__zone-hint  { font-size: 11px; color: var(--text-muted); }
.no-fu__zone input { display: none; }

.no-fu__list {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.no-fu__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: var(--fs-sm);
}
.no-fu__item-thumb {
  width: 36px; height: 36px;
  background: var(--sil-200);
  border: 1px solid var(--border);
  border-radius: 2px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 9px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-weight: bold;
  overflow: hidden;
}
.no-fu__item-thumb img { width: 100%; height: 100%; object-fit: cover; }
.no-fu__item-info { flex: 1; min-width: 0; }
.no-fu__item-name {
  font-weight: var(--fw-semi);
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.no-fu__item-size {
  font-size: 10px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.no-fu__item-remove {
  width: 22px; height: 22px;
  display: grid; place-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 13px;
}
.no-fu__item-remove:hover { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.no-fu__item--invalid { border-color: var(--danger); background: var(--danger-bg); }
.no-fu__item--invalid .no-fu__item-name { color: var(--danger); }

.no-fu__error { font-size: 11px; color: var(--danger); margin-top: 4px; }

/* Tema overrides */
[data-theme="bloomberg"] .no-fu__zone {
  background: linear-gradient(180deg, #2a2a2a 0%, #1f1f1f 100%);
  border-color: #4a4a4a;
  color: #e8e8e8;
}
[data-theme="bloomberg"] .no-fu__zone--drag {
  background: #3a2a18;
  border-color: #d4a76a;
  color: #e8c084;
}
[data-theme="bloomberg"] .no-fu__zone-icon { color: #d4a76a; }
[data-theme="bloomberg"] .no-fu__item { background: #2a2a2a; border-color: #3a3a3a; color: #e8e8e8; }
[data-theme="bloomberg"] .no-fu__item-thumb { background: #1a1a1a; border-color: #3a3a3a; color: #888; }
[data-theme="bloomberg"] .no-fu__item-size { color: #888; }