/* 后台管理样式 */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:#f0f2f5;color:#333;font-size:14px}
a{color:#333;text-decoration:none}
.admin-layout{display:flex;min-height:100vh}
.admin-sidebar{width:220px;background:#001529;color:#fff;flex-shrink:0}
.admin-sidebar .logo{padding:20px;text-align:center;font-size:18px;font-weight:bold;border-bottom:1px solid #1f2d3d}
.admin-sidebar .menu a{display:block;padding:12px 24px;color:#a6a6a6;border-left:3px solid transparent;transition:all .2s}
.admin-sidebar .menu a:hover,.admin-sidebar .menu a.active{color:#fff;background:#1890ff;border-left-color:#fff}
.admin-main{flex:1;display:flex;flex-direction:column}
.admin-header{height:56px;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 24px;box-shadow:0 1px 4px rgba(0,0,0,.08)}
.admin-header .title{font-size:16px;font-weight:600}
.admin-header .user{color:#666}
.admin-header .user a{color:#1890ff;margin-left:12px}
.admin-content{padding:20px;flex:1}
.card{background:#fff;border-radius:6px;padding:20px;margin-bottom:16px}
.card h3{margin-bottom:16px;font-size:16px;padding-bottom:12px;border-bottom:1px solid #f0f0f0}

/* 统计卡片 */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:16px}
.stat-card{background:#fff;border-radius:6px;padding:20px}
.stat-card .num{font-size:28px;font-weight:bold;color:#1890ff}
.stat-card .label{color:#999;margin-top:6px}
.stat-card.green .num{color:#52c41a}
.stat-card.orange .num{color:#fa8c16}
.stat-card.red .num{color:#f5222d}

/* 表格 */
.admin-table{width:100%;border-collapse:collapse;background:#fff;border-radius:6px;overflow:hidden}
.admin-table th{background:#fafafa;padding:12px;text-align:left;font-weight:500;color:#666;border-bottom:1px solid #f0f0f0}
.admin-table td{padding:12px;border-bottom:1px solid #f0f0f0}
.admin-table tr:hover{background:#fafafa}

/* 按钮 */
.btn{display:inline-block;padding:6px 16px;border-radius:4px;cursor:pointer;border:none;font-size:13px;transition:opacity .2s}
.btn:hover{opacity:.85}
.btn-primary{background:#1890ff;color:#fff}
.btn-success{background:#52c41a;color:#fff}
.btn-warning{background:#fa8c16;color:#fff}
.btn-danger{background:#f5222d;color:#fff}
.btn-default{background:#fff;color:#333;border:1px solid #d9d9d9}
.btn-sm{padding:3px 10px;font-size:12px}

/* 表单 */
.form-row{margin-bottom:16px;display:flex;align-items:center}
.form-row label{width:100px;color:#666}
.form-row input,.form-row select,.form-row textarea{flex:1;padding:8px 12px;border:1px solid #d9d9d9;border-radius:4px;outline:none}
.form-row input:focus,.form-row select:focus{border-color:#1890ff}
.form-row textarea{min-height:80px}

/* 分页 */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:16px}
.pagination a,.pagination span{padding:6px 12px;background:#fff;border:1px solid #d9d9d9;border-radius:4px;color:#333}
.pagination .current{background:#1890ff;color:#fff;border-color:#1890ff}

/* 标签 */
.tag{display:inline-block;padding:2px 8px;border-radius:3px;font-size:12px}
.tag-red{background:#fff1f0;color:#f5222d}
.tag-green{background:#f6ffed;color:#52c41a}
.tag-blue{background:#e6f7ff;color:#1890ff}
.tag-orange{background:#fff7e6;color:#fa8c16}
.tag-gray{background:#f5f5f5;color:#999}

/* 登录页 */
.login-bg{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh;display:flex;align-items:center;justify-content:center}
.login-box{background:#fff;padding:40px;border-radius:8px;width:380px;box-shadow:0 10px 40px rgba(0,0,0,.2)}
.login-box h2{text-align:center;margin-bottom:24px;color:#333}
.login-box .form-row{flex-direction:column;align-items:stretch}
.login-box .form-row label{width:auto;margin-bottom:6px}
.login-box .btn{width:100%;padding:10px;font-size:15px}

/* 搜索栏 */
.search-bar{display:flex;gap:10px;margin-bottom:16px}
.search-bar input{padding:8px 12px;border:1px solid #d9d9d9;border-radius:4px;width:240px}
.search-bar button{padding:8px 20px}

/* 模态框 */
.modal-mask{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:none;align-items:center;justify-content:center;z-index:1000}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:6px;padding:24px;width:500px;max-height:90vh;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}
.modal::-webkit-scrollbar{display:none}
.modal h3{margin-bottom:16px}

/* SKU 编辑 */
.sku-row{display:flex;gap:8px;margin-bottom:8px;align-items:center}
.sku-row input{padding:6px;border:1px solid #d9d9d9;border-radius:4px;width:100px}
.sku-row button{padding:6px 12px}

/* 图片上传 */
.img-upload-box{width:120px;height:120px;border:1px dashed #d9d9d9;border-radius:6px;display:flex;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;background:#fafafa;transition:border-color .2s}
.img-upload-box:hover{border-color:#1890ff}
.img-upload-box img{width:100%;height:100%;object-fit:cover}
.img-placeholder{color:#bbb;text-align:center;font-size:12px;line-height:1.6}
.banner-upload-box{width:100%;height:120px;border:1px dashed #d9d9d9;border-radius:6px;display:flex;align-items:center;justify-content:center;cursor:pointer;overflow:hidden;background:#fafafa;transition:border-color .2s}
.banner-upload-box:hover{border-color:#1890ff}
.banner-upload-box img{width:100%;height:100%;object-fit:cover}
.badge{display:inline-block;padding:2px 10px;border-radius:10px;font-size:12px;font-weight:500}
.badge-web{background:#e6f7ff;color:#1890ff;border:1px solid #91d5ff}
.badge-wap{background:#f6ffed;color:#52c41a;border:1px solid #b7eb8f}
.gallery-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.gallery-item{width:100px;height:100px;border:1px solid #eee;border-radius:4px;position:relative;overflow:hidden}
.gallery-item img{width:100%;height:100%;object-fit:cover}
.gallery-del{position:absolute;top:2px;right:2px;width:20px;height:20px;background:rgba(0,0,0,.6);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px;line-height:1}

/* 富文本编辑器 */
.rte-toolbar{display:flex;flex-wrap:wrap;gap:4px;padding:8px;border:1px solid #d9d9d9;border-bottom:none;border-radius:4px 4px 0 0;background:#fafafa}
.rte-toolbar button{padding:4px 10px;border:1px solid #d9d9d9;background:#fff;border-radius:3px;cursor:pointer;font-size:13px;min-width:32px}
.rte-toolbar button:hover{background:#e6f7ff;border-color:#1890ff}
.rte-color-btn{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:30px;padding:0 8px;border:1px solid #d9d9d9;background:#fff;border-radius:3px;cursor:pointer;font-size:13px;font-weight:bold;position:relative}
.rte-color-btn:hover{background:#e6f7ff;border-color:#1890ff}
.rte-color-btn span{border-bottom:3px solid currentColor;line-height:1}
.rte-editor{min-height:360px;padding:16px;border:1px solid #d9d9d9;border-radius:0 0 4px 4px;background:#fff;outline:none;line-height:1.8;font-size:14px}
.rte-editor:focus{border-color:#1890ff}
.rte-editor p{margin:8px 0}
.rte-editor img{max-width:100%;height:auto;border-radius:4px;margin:8px 0}