/* ==========================================================================
   文件上传组件 (Upload)
   ========================================================================== */

.zuoekai-upload {
  position: relative;
  display: block;
  width: 100%;
}

/* 拖拽区域 (Dragger) */
.zuoekai-upload-dragger {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background-color: var(--zuoekai-color-surface-page);
  border: 1px dashed var(--zuoekai-color-border);
  border-radius: var(--zuoekai-radius-md);
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  text-align: center;
}

.zuoekai-upload-dragger:hover {
  border-color: var(--zuoekai-color-brand-600);
  background-color: var(--zuoekai-color-surface-hover);
}

.zuoekai-upload-dragger--active {
  border-color: var(--zuoekai-color-brand-600);
  background-color: var(--zuoekai-color-brand-50);
}

/* 图标 */
.zuoekai-upload__icon {
  color: var(--zuoekai-color-brand-600);
  margin-bottom: 16px;
  width: 48px;
  height: 48px;
}

.zuoekai-upload__icon svg {
  width: 100%;
  height: 100%;
  stroke-width: 1.5;
}

/* 文本 */
.zuoekai-upload__text {
  color: var(--zuoekai-color-text);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
}

.zuoekai-upload__hint {
  color: var(--zuoekai-color-text-secondary);
  font-size: 12px;
}

/* --- 文件列表 (File List) --- */

.zuoekai-upload-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.zuoekai-upload-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  margin-bottom: 8px;
  background-color: var(--zuoekai-color-surface-panel);
  border: 1px solid var(--zuoekai-color-border);
  border-radius: var(--zuoekai-radius-sm);
  font-size: 13px;
  transition: background-color 0.2s;
}

.zuoekai-upload-list__item:hover {
  background-color: var(--zuoekai-color-surface-hover);
}

/* 文件名 */
.zuoekai-upload-list__name {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--zuoekai-color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.zuoekai-upload-list__name svg {
  flex-shrink: 0;
  color: var(--zuoekai-color-text-muted);
}

/* 操作 (删除) */
.zuoekai-upload-list__action {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--zuoekai-color-text-secondary);
  transition: color 0.2s;
}

.zuoekai-upload-list__action:hover {
  color: var(--zuoekai-color-error-600);
}

/* --- 状态 (Status) --- */

.zuoekai-upload-list__item--error {
  border-color: var(--zuoekai-color-error-600);
  color: var(--zuoekai-color-error-600);
}

.zuoekai-upload-list__item--success {
  border-color: var(--zuoekai-color-success-600);
}