/* FileDropZone - dashed bordered rectangle, hover/dragover state turns
   accent amber. Label wraps a hidden native <input type="file"> for
   keyboard and click accessibility. Per design-system §5.22 (new). */

.file-drop-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-6);
  background: var(--color-bg-surface);
  border: var(--border-width) dashed var(--color-border);
  cursor: pointer;
  text-align: center;
  transition:
    border-color var(--duration-fast) var(--ease-default),
    background var(--duration-fast) var(--ease-default);
}

.file-drop-zone:hover,
.file-drop-zone--dragover {
  border-color: var(--color-accent);
  background: var(--color-accent-weak);
}

.file-drop-zone__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.file-drop-zone__title {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.file-drop-zone__hint {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-muted);
}

.file-drop-zone__icon {
  color: var(--color-text-muted);
}