html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* 头部样式 */
.layui-layout-admin .layui-header {
  background-color: #393D49;
}

.layui-logo {
  font-size: 18px;
  font-weight: bold;
  color: #fff !important;
}

.layui-logo i {
  margin-right: 8px;
  font-size: 20px;
}

.layui-nav .layui-nav-item a.active {
  color: #fff !important;
  background-color: #5FB878;
}

/* 侧边栏 */
.layui-side {
  top: 60px;
  bottom: 0;
}

.layui-side-scroll {
  padding: 10px 0;
}

.layui-nav-tree .layui-nav-child dd {
  position: relative;
}

.layui-nav-tree .layui-nav-child dd a {
  padding-left: 40px;
}

.layui-nav-tree .layui-nav-child dd a i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
}

/* 主内容区 */
.layui-body {
  top: 60px;
  bottom: 0;
  overflow-y: auto;
  background-color: #f2f3f8;
}

/* 上传区域 */
.upload-area {
  margin-bottom: 20px;
}

.layui-upload-drag {
  padding: 60px 0;
  background-color: #fff;
  border: 2px dashed #e2e2e2;
  border-radius: 8px;
  transition: all 0.3s;
}

.layui-upload-drag:hover {
  border-color: #1e9fff;
  background-color: #f8fdff;
}

/* 工具栏 */
.image-toolbar {
  background-color: #fff;
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 4px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

/* 图片网格 */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  min-height: 400px;
}

.image-item {
  position: relative;
  background-color: #fff;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: all 0.3s;
  cursor: pointer;
}

.image-item:hover {
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

.image-item.selected {
  box-shadow: 0 0 0 3px #1e9fff;
}

.image-item input[type="checkbox"] {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 10;
  width: 18px;
  height: 18px;
  accent-color: #1e9fff;
}

.image-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background-color: #f7f7f7;
}

.image-info {
  padding: 10px;
}

.image-name {
  font-size: 14px;
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 5px;
}

.image-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: #999;
}

.image-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: none;
  gap: 5px;
}

.image-item:hover .image-actions {
  display: flex;
}

.image-actions button {
  padding: 4px 8px;
  font-size: 12px;
}

/* 空状态 */
.empty-tip {
  grid-column: 1 / -1;
}

/* 分页 */
#pagination {
  text-align: center;
  margin-top: 30px;
}

/* 图片预览 */
#imagePreview {
  max-width: 800px;
}

#previewImg {
  max-width: 100%;
  max-height: 60vh;
  display: block;
  margin: 0 auto 20px;
  border-radius: 4px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.preview-info {
  background-color: #f7f7f7;
  padding: 20px;
  border-radius: 4px;
}

.info-item {
  margin-bottom: 15px;
  display: flex;
  align-items: flex-start;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-item label {
  width: 80px;
  font-weight: bold;
  color: #666;
  flex-shrink: 0;
}

.info-item > div,
.info-item > span {
  flex: 1;
}

.link-actions {
  display: flex;
  gap: 10px;
}

.link-actions .layui-input {
  flex: 1;
  background-color: #fff;
}

/* 响应式 */
@media screen and (max-width: 768px) {
  .layui-layout-admin .layui-side {
    left: -200px;
    transition: left 0.3s;
  }
  
  .image-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
  }
  
  .image-thumb {
    height: 150px;
  }
}

/* 加载动画 */
.loading {
  text-align: center;
  padding: 50px;
  color: #999;
}

.loading i {
  font-size: 32px;
  color: #1e9fff;
}

/* 选中状态 */
.image-item.selected::after {
  content: '\f26a';
  font-family: 'bootstrap-icons';
  position: absolute;
  top: 5px;
  right: 5px;
  width: 24px;
  height: 24px;
  background-color: #1e9fff;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

/* 分页样式 */
.layui-laypage {
  display: inline-block;
  vertical-align: middle;
  font-size: 0;
}

.layui-laypage > a,
.layui-laypage > span {
  display: inline-block;
  vertical-align: middle;
  padding: 0 15px;
  height: 28px;
  line-height: 28px;
  margin: 0 -1px 5px 0;
  background-color: #fff;
  color: #333;
  font-size: 12px;
  border: none;
}

.layui-laypage > a:hover,
.layui-laypage > span:hover {
  background-color: #f7f7f7;
}

.layui-laypage .layui-laypage-curr {
  background-color: #1e9fff;
  color: #fff;
}

/* 覆盖layui样式 */
.layui-layer-content {
  overflow: visible !important;
}

.layer-form .layui-layer-content {
  padding: 20px;
}