/* 全能生图 · 多参考图预览 (generate view)
   注：styles.css 含 7 天强缓存，此处新建文件覆盖 .reference-preview 相关样式，禁止回头改 styles.css */
.reference-preview {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
  min-height: 0;
  padding: 0;
}

.reference-preview.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  padding: 18px;
  border-radius: 14px;
  border: 1px dashed rgba(43, 39, 35, 0.22);
  color: var(--text-secondary, #7A736A);
  font-size: 13px;
  letter-spacing: 0.02em;
}

/* 单张参考图缩略 */
.reference-preview .reference-thumb {
  position: relative;
  width: 104px;
  height: 104px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(43, 39, 35, 0.14);
  background: rgba(43, 39, 35, 0.05);
  box-shadow: 0 2px 10px rgba(28, 26, 23, 0.10);
}

.reference-preview .reference-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  max-height: none;
  object-fit: cover;
}

/* 删除按钮：浮于缩略图右上角 */
.reference-preview .reference-thumb .reference-clear-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: rgba(28, 26, 23, 0.62);
  color: #ffffff;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.reference-preview .reference-thumb .reference-clear-btn:hover {
  background: rgba(28, 26, 23, 0.88);
  transform: scale(1.08);
}

/* 移动端缩小缩略图，保证一行能容纳多张 */
@media (max-width: 560px) {
  .reference-preview .reference-thumb {
    width: 84px;
    height: 84px;
  }
}