*{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;background:#f5f7fa;color:#1f2937;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.page-container{padding:16px}.page-card{background:#fff;border-radius:6px;padding:16px}.page-toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:16px}.page-toolbar .toolbar-item{display:flex;align-items:center;gap:6px}.page-toolbar .toolbar-item label{white-space:nowrap;color:#555;font-size:13px}.page-toolbar .toolbar-item label.required:before{content:"*";color:#ff4d4f;margin-right:2px}.page-toolbar .toolbar-actions{display:flex;gap:8px;margin-left:auto}.page-tabs{margin-bottom:16px}.page-section-title{font-size:16px;font-weight:600;margin:0 0 12px}.lesson-cover{width:60px;height:40px;border-radius:4px;background:linear-gradient(135deg,#ffe7d6,#ffb37c);display:flex;align-items:center;justify-content:center;color:#fff;font-size:10px;font-weight:600;position:relative;overflow:hidden}.lesson-cover:after{content:"";position:absolute;right:-8px;bottom:-8px;width:24px;height:24px;background:#fff6;border-radius:50%}.user-avatar{width:28px;height:28px;border-radius:50%;background:#d9d9d9;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:600;margin-right:8px;vertical-align:middle;flex-shrink:0}.login-page{min-height:100vh;background:linear-gradient(135deg,#eaf3ff,#f6faff,#fff);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle at 20% 30%,rgba(22,119,255,.08),transparent 40%),radial-gradient(circle at 80% 70%,rgba(82,196,26,.06),transparent 40%)}.login-hero{flex:1;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}.login-hero svg{width:100%;max-width:520px;height:auto}.login-form-wrap{width:380px;margin-right:80px;background:#fff;border-radius:8px;padding:32px;box-shadow:0 8px 32px #0000000f;position:relative;z-index:1}.login-form-wrap h2{margin:0 0 24px;font-size:22px;font-weight:600}.login-form-wrap .login-field{margin-bottom:16px}.login-form-wrap .login-options{display:flex;justify-content:space-between;align-items:center;margin:8px 0 20px}.login-form-wrap .login-options a{color:#1677ff;font-size:13px}.login-form-wrap .login-options label{color:#555;font-size:13px}.login-form-wrap .login-btn{width:100%;height:40px;font-size:15px}.login-logo{position:absolute;top:24px;left:32px;display:flex;align-items:center;gap:10px;font-size:24px;font-weight:700;color:#1677ff;z-index:2}.login-logo svg{width:36px;height:36px}.app-header{display:flex;align-items:center;padding:0 16px;height:56px;background:#1677ff;color:#fff}.app-header .logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600}.app-header .logo svg{width:30px;height:30px}.app-header .tenant{margin-left:24px;display:flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}.app-header .tenant:hover{opacity:.85}.app-header .right{margin-left:auto;display:flex;align-items:center;gap:16px;font-size:13px}.app-header .right a{color:#fff;opacity:.9}.app-header .right a:hover{opacity:1}.app-sider{background:#fff;border-right:1px solid #f0f0f0}.app-sider .ant-menu{border-inline-end:none!important;padding-top:8px}.app-content{padding:0;background:#f5f7fa}.breadcrumb-bar{background:#fff;padding:8px 16px;border-bottom:1px solid #f0f0f0;font-size:13px;color:#666;display:flex;align-items:center;gap:6px}.breadcrumb-bar .crumb-current{color:#1677ff}.ant-table-thead>tr>th{background:#fafafa!important;font-weight:600!important;color:#333!important}.ant-table-tbody>tr:hover>td{background:#f0f7ff!important}.stat-card-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:16px}.stat-card{background:#fff;border-radius:6px;padding:20px;text-align:center;box-shadow:0 1px 2px #0000000a}.stat-card .stat-num{font-size:28px;font-weight:700;color:#1f2937;line-height:1.2}.stat-card .stat-label{color:#888;font-size:13px;margin-top:4px}.org-layout{display:flex;gap:16px;background:#fff;border-radius:6px;padding:16px}.org-tree{width:260px;border-right:1px solid #f0f0f0;padding-right:12px}.org-detail{flex:1;min-width:0}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-center{display:flex;align-items:center;gap:8px}.muted{color:#888;font-size:12px}.section-title{font-weight:600;font-size:15px;margin:16px 0 8px}.help-text{background:#f6f8fb;border-radius:4px;padding:8px 12px;color:#555;font-size:13px;line-height:1.8;margin-bottom:12px}.notice-warning{background:#fff7e6;border:1px solid #ffd591;border-radius:4px;padding:8px 12px;color:#874d00;font-size:13px;line-height:1.8;margin-bottom:12px}.page-heading{font-size:17px;font-weight:600;margin:0 0 14px;color:#1f2937}@media (max-width: 900px){.login-hero{display:none}.login-form-wrap{margin-right:0}.stat-card-row{grid-template-columns:1fr}.org-layout{flex-direction:column}.org-tree{width:100%;border-right:none;padding-right:0;border-bottom:1px solid #f0f0f0;padding-bottom:12px}}