.upload-box {
  border: 2px dashed var(--line);
  border-radius: 16px;
  padding: 24px;
  background: #fbfdff;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}

.upload-box:hover,
.upload-box.dragover {
  border-color: var(--accent);
  background: #fff7f3;
}

.upload-box input[type="file"] {
  display: none;
}

.upload-box strong,
.upload-box span {
  display: block;
}

.upload-box span {
  color: var(--muted);
  font-weight: 500;
  margin-top: 6px;
}