html,body{margin:0;padding:0;height:100%}
.layui-layout-admin .layui-header{background:#20222A}
.layui-logo{font-size:16px;color:#fff;text-align:center;line-height:60px}
.layui-side{top:60px}
.layui-body{top:60px;bottom:42px;left:200px}
.layui-footer{left:200px;text-align:center;font-size:12px;color:#999}
.main-iframe{width:100%;height:100%;border:none}
.header-tabs{display:inline-block;height:60px;line-height:60px;margin-left:220px;overflow:hidden;max-width:calc(100% - 500px);white-space:nowrap}
.tab-item{display:inline-block;padding:0 16px;color:#ccc;cursor:pointer;font-size:13px;height:60px;line-height:60px;transition:all .2s}
.tab-item:hover{color:#fff;background:rgba(255,255,255,.05)}
.tab-item.active{color:#fff;background:rgba(255,255,255,.1)}
.tab-item .tab-close{margin-left:6px;font-size:12px;color:#999;display:inline-block;width:16px;height:16px;line-height:16px;text-align:center;border-radius:50%}
.tab-item .tab-close:hover{background:rgba(255,255,255,.2);color:#fff}
.layui-nav-tree .layui-nav-item a{font-size:13px}
.layui-nav-tree .layui-nav-child dd a{font-size:12px;padding-left:40px}
.page-container{padding:15px}
.search-bar{background:#fff;padding:15px;margin-bottom:15px;border-radius:4px}
.search-bar .layui-form-item{margin-bottom:0}
.table-toolbar{margin-bottom:10px}

/* 统计卡片 */
.stat-cards{display:flex;gap:15px;margin-bottom:20px;flex-wrap:wrap}
.stat-card{flex:1;min-width:180px;background:#fff;border-radius:6px;padding:20px;text-align:center;box-shadow:0 1px 4px rgba(0,0,0,.08);cursor:pointer;transition:box-shadow .2s}
.stat-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.12)}
.stat-card .stat-num{font-size:32px;font-weight:700;color:#333;margin:8px 0}
.stat-card .stat-label{font-size:13px;color:#999}
.stat-card .stat-icon{font-size:36px;margin-bottom:5px}
.stat-card.danger .stat-num{color:#FF5722}
.stat-card.primary .stat-icon{color:#1E9FFF}
.stat-card.success .stat-icon{color:#5FB878}
.stat-card.warning .stat-icon{color:#FFB800}
.stat-card.danger .stat-icon{color:#FF5722}
.stat-card .stat-sub{font-size:11px;color:#aaa;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* 图表 */
.chart-row{display:flex;gap:15px;margin-bottom:20px}
.chart-box{flex:1;background:#fff;border-radius:6px;padding:15px;box-shadow:0 1px 4px rgba(0,0,0,.08);min-height:300px}
.chart-box .chart-title{font-size:14px;font-weight:600;color:#333;margin-bottom:10px}
/* 列表卡片 */
.list-card{background:#fff;border-radius:6px;padding:15px;box-shadow:0 1px 4px rgba(0,0,0,.08);margin-bottom:15px}
.list-card .card-title{font-size:14px;font-weight:600;color:#333;margin-bottom:10px}
/* 状态标签 */
.st-green{padding:2px 8px;border-radius:3px;font-size:12px;background:#e8f5e9;color:#4caf50}
.st-red{padding:2px 8px;border-radius:3px;font-size:12px;background:#fbe9e7;color:#f44336}
.st-yellow{padding:2px 8px;border-radius:3px;font-size:12px;background:#fff8e1;color:#ff9800}
.st-gray{padding:2px 8px;border-radius:3px;font-size:12px;background:#f5f5f5;color:#999}
.st-blue{padding:2px 8px;border-radius:3px;font-size:12px;background:#e3f2fd;color:#2196f3}
/* 类目树面板 */
.tree-panel{width:240px;background:#fff;border-right:1px solid #e6e6e6;overflow-y:auto;padding:10px;position:absolute;left:0;top:0;bottom:0}
.table-panel{margin-left:255px}
.split-layout{position:relative;min-height:calc(100vh - 90px)}
/* 空状态 */
.empty-state{text-align:center;padding:60px 20px;color:#bbb}
.empty-state .empty-icon{font-size:48px;margin-bottom:12px;color:#ddd}
.empty-state .empty-text{font-size:14px}
/* 全局loading遮罩 */
.api-loading-mask{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(255,255,255,.45);z-index:19999;display:flex;align-items:center;justify-content:center}
.api-loading-mask .api-spinner{width:36px;height:36px;border:3px solid #e0e0e0;border-top-color:#1E9FFF;border-radius:50%;animation:api-spin .7s linear infinite}
@keyframes api-spin{to{transform:rotate(360deg)}}
/* 侧边栏分组标题 */
.nav-group-title{padding:12px 20px 6px;font-size:11px;color:#8a8fa3;letter-spacing:2px;text-transform:uppercase;user-select:none;border-top:1px solid rgba(255,255,255,.06);margin-top:4px}
.nav-group-title:first-child{border-top:none;margin-top:0}