.file-upload-form {
  display: grid;
  grid-template-columns: minmax(220px, 0.9fr) minmax(220px, 1fr) minmax(180px, 0.8fr) auto;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 10px;
}

.file-upload-form::after {
  content: "Formatos: JPG, PNG, WEBP, GIF, PDF, DOC, DOCX, XLS, XLSX y TXT. Maximo 20 MB.";
  grid-column: 1 / -1;
  color: var(--muted);
  font-size: 12px;
}

.file-picker {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 8px;
}

.file-native-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.file-picked-name {
  min-width: 0;
  color: var(--muted);
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-description-input,
.file-task-input {
  min-height: 36px;
}

.file-filter-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.file-filter-bar span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.file-filter-bar select {
  width: min(320px, 100%);
  min-height: 36px;
}

.budget-item-form,
.cost-item-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 10px;
}

.budget-item-list {
  display: grid;
  gap: 8px;
}

.budget-item-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px;
}

.budget-item-card p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.file-browser {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: 14px;
  align-items: start;
}

.file-preview-panel,
.file-list-panel {
  display: grid;
  gap: 10px;
}

.file-list-panel h3 {
  margin: 0;
  font-size: 14px;
}

.file-list {
  display: grid;
  gap: 8px;
  max-height: min(440px, 54vh);
  overflow: auto;
  padding-right: 4px;
}

.file-list-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px;
  cursor: pointer;
}

.file-list-item.selected {
  border-color: var(--brand);
  background: #e8f3ef;
}

.file-list-item span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.selected-file {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  padding: 12px;
}

.selected-file-media {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--muted);
  font-size: 13px;
  overflow: hidden;
  text-align: center;
}

.selected-file-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.selected-file-media iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: var(--surface);
}

.selected-file-media.pdf-preview {
  aspect-ratio: 3 / 4;
  min-height: 420px;
}

.file-placeholder {
  display: grid;
  gap: 6px;
  padding: 18px;
}

.file-placeholder strong {
  color: var(--text);
  font-size: 18px;
}

.file-placeholder span {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.file-list-item p,
.selected-file p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.file-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.history-empty {