/* VaultUpload — drag-and-drop + file upload */
.vault-upload {
  width: 100%;
}
.vault-upload-input {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}
.vault-upload-zone {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  padding: 0.75rem 1rem;
  border: 2px dashed var(--vault-border);
  border-radius: 0.375rem;
  background: var(--vault-bg-elevated);
  color: var(--vault-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.vault-upload-zone:hover {
  border-color: var(--vault-text-subtle);
  background: var(--vault-bg);
}
.vault-upload-zone:focus {
  outline: none;
  border-color: var(--vault-primary);
  box-shadow: 0 0 0 2px var(--vault-primary-light);
}
.vault-upload-zone--dragover {
  border-color: var(--vault-primary);
  background: var(--vault-primary-light);
}
.vault-upload-zone-text {
  text-align: center;
  word-break: break-word;
}
.vault-upload-error {
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--vault-error);
}
.vault-upload-error.hidden {
  display: none !important;
}
.vault-upload-preview {
  margin-top: 0.5rem;
  text-align: center;
}
.vault-upload-preview.hidden {
  display: none !important;
}
.vault-upload-preview-img {
  max-width: 120px;
  max-height: 80px;
  object-fit: contain;
  border-radius: 0.25rem;
  border: 1px solid var(--vault-border);
}