:root{--bg: #f0f2f5;--panel: #ffffff;--line: #e8e8e8;--text: #262626;--text-secondary: #8c8c8c;--text-tertiary: #bfbfbf;--primary: #1677ff;--primary-hover: #4096ff;--primary-bg: #e6f4ff;--success: #52c41a;--warning: #faad14;--danger: #ff4d4f;--radius: 4px;--radius-lg: 6px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow: 0 2px 8px rgba(0, 0, 0, .06);--topbar-height: 48px;--sidebar-width: 208px}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}a{color:var(--primary);text-decoration:none}.admin-layout{min-height:100vh}.topbar{position:fixed;left:0;right:0;top:0;height:var(--topbar-height);z-index:100;display:flex;align-items:center;gap:0;padding:0 16px;background:#001529;color:#fff}.brand{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-right:24px}.logo{width:28px;height:28px;border-radius:var(--radius);background:var(--primary);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700}.brand h1{margin:0;font-size:14px;font-weight:600;color:#fff}.brand p{display:none}.top-nav{flex:1;display:flex;gap:0;overflow-x:auto}.top-nav button{border:0;background:transparent;padding:0 16px;height:var(--topbar-height);line-height:var(--topbar-height);color:#ffffffa6;font-size:14px;white-space:nowrap;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}.top-nav button:hover{color:#fff}.top-nav button.active{color:#fff;border-bottom-color:var(--primary)}.user-box{display:flex;align-items:center;gap:8px;margin-left:auto}.search{width:180px}.search .el-input__wrapper{background:#ffffff14!important;border:none!important;box-shadow:none!important}.search .el-input__inner{color:#ffffffd9!important}.search .el-input__inner::placeholder{color:#ffffff73!important}.user-name{cursor:pointer;color:#ffffffd9;font-size:13px}.side-menu{position:fixed;top:var(--topbar-height);bottom:0;left:0;width:var(--sidebar-width);padding:8px 0;background:#fff;border-right:1px solid var(--line);overflow-y:auto;z-index:50}.side-menu::-webkit-scrollbar{width:4px}.side-menu::-webkit-scrollbar-thumb{background:#d9d9d9;border-radius:2px}.menu-group{margin-bottom:4px}.group-title{padding:16px 16px 4px;color:var(--text-secondary);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}.side-menu button{width:100%;border:0;background:transparent;padding:8px 16px;color:var(--text);font-size:13px;text-align:left;display:flex;align-items:center;justify-content:space-between;transition:background .15s,color .15s;border-radius:0}.side-menu button:hover{background:#f5f5f5}.side-menu button.active{background:var(--primary-bg);color:var(--primary);font-weight:500;border-right:2px solid var(--primary)}.main-content{margin-left:var(--sidebar-width);padding:64px 20px 24px;min-height:100vh}.page-title{margin-bottom:16px}.page-title h2{font-size:18px;font-weight:600;margin:0}.page-title p{color:var(--text-secondary);margin:4px 0 0;font-size:13px}.metrics{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:16px}.metric-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-sm)}.metric-card span{color:var(--text-secondary);font-size:13px}.metric-card strong{display:block;margin:6px 0 4px;font-size:22px;font-weight:600}.metric-card em{color:var(--success);font-style:normal;font-size:12px}.content-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px;box-shadow:var(--shadow-sm);margin-bottom:12px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;flex-wrap:wrap}.card-head h3{margin:0;font-size:15px;font-weight:600}.filters{display:flex;gap:8px;flex-wrap:wrap}.master-summary{display:flex;gap:24px;margin-bottom:12px;padding:10px 0;border-bottom:1px solid var(--line)}.summary-item span{color:var(--text-secondary);font-size:12px}.summary-item strong{display:block;font-size:16px;margin-top:2px}.order-stats{display:flex;gap:12px;margin-bottom:12px}.order-stats .summary-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;flex:1}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#f0f2f5}.login-card{width:380px;padding:32px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow)}.login-card h1{font-size:22px;font-weight:600;margin-bottom:4px}.login-card p{color:var(--text-secondary);margin-bottom:24px;font-size:13px}.login-btn{width:100%}.drawer-title{margin:16px 0 8px;font-size:14px;font-weight:600}.drawer-actions{padding:12px 0;display:flex;gap:8px;justify-content:flex-end}.batch-bar{padding:8px 12px;background:var(--primary-bg);border:1px solid #91caff;border-radius:var(--radius);margin-bottom:12px;display:flex;align-items:center;gap:8px;font-size:13px}.table-pagination{margin-top:12px;display:flex;justify-content:flex-end}.report-chart{margin-bottom:12px}.el-table{--el-table-border-color: var(--line);--el-table-header-bg-color: #fafafa;font-size:13px}.el-table th.el-table__cell{font-weight:500;color:var(--text-secondary)}.el-button--primary{--el-button-bg-color: var(--primary);--el-button-border-color: var(--primary)}.el-dialog{--el-dialog-border-radius: var(--radius-lg)}.el-drawer{--el-drawer-padding-primary: 16px}.el-tag{--el-tag-border-radius: 2px}.el-card{--el-card-border-radius: var(--radius);border-color:var(--line)}.el-form-item{margin-bottom:16px}@media (max-width: 1100px){.metrics{grid-template-columns:repeat(2,1fr)}.side-menu{display:none}.main-content{margin-left:0}.search{display:none}}@media (max-width: 768px){.metrics{grid-template-columns:1fr}.main-content{padding:56px 12px 16px}.order-stats{flex-wrap:wrap}}