*{box-sizing:border-box;margin:0;padding:0}body{-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,sans-serif}:root{--brand:#ffdc00;--brand-hover:#e6c600;--brand-light:#fff8d6;--primary:#3b82f6;--primary-hover:#2563eb;--primary-light:#eff6ff;--success:#10b981;--success-light:#ecfdf5;--warning:#f59e0b;--warning-light:#fffbeb;--danger:#ef4444;--danger-light:#fef2f2;--info:#6b7280;--info-light:#f9fafb;--bg-page:#f1f5f9;--bg-card:#fff;--bg-sidebar:#1e293b;--bg-sidebar-hover:#334155;--bg-sidebar-active:#0f172a;--bg-header:#fff;--text-primary:#1e293b;--text-regular:#475569;--text-secondary:#94a3b8;--text-placeholder:#cbd5e1;--text-inverse:#fff;--text-sidebar:#cbd5e1;--text-sidebar-active:#fff;--border:#e2e8f0;--border-light:#f1f5f9;--sidebar-width:220px;--header-height:56px;--radius:8px;--radius-sm:6px;--radius-lg:12px;--shadow-sm:0 1px 2px #0000000d;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f;--shadow-lg:0 10px 15px #0000001a, 0 4px 6px #0000000d;--transition:.2s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-primary);background:var(--bg-page);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,PingFang SC,Microsoft YaHei,Helvetica Neue,sans-serif;font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.admin-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-logo{height:var(--header-height);border-bottom:1px solid #ffffff0f;flex-shrink:0;align-items:center;gap:10px;padding:0 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var(--border-light);margin-bottom:20px}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.card-title{color:var(--text-primary);font-size:15px;font-weight:600}.card-body{padding:20px}.card-body.no-padding{padding:0}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}table th{text-align:left;color:var(--text-secondary);background:var(--bg-page);border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 16px;font-weight:600}table td{border-bottom:1px solid var(--border-light);color:var(--text-primary);padding:12px 16px}table tr:hover td{background:#f8fafc}table tr:last-child td{border-bottom:none}.filter-bar{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.filter-item{align-items:center;gap:6px;display:flex}.filter-label{color:var(--text-secondary);white-space:nowrap;font-size:13px}.filter-input,.filter-select{border:1px solid var(--border);border-radius:var(--radius-sm);height:34px;color:var(--text-primary);background:var(--bg-card);transition:border var(--transition);outline:none;padding:0 12px;font-size:13px}.filter-input:focus,.filter-select:focus{border-color:var(--primary)}.filter-input{width:160px}.filter-select{width:140px}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 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16px}.user-info{align-items:center;gap:10px;display:flex}.user-avatar{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:12px;font-weight:700;display:flex}.user-name{color:var(--text-inverse);font-size:13px;font-weight:600}.user-role{color:var(--text-sidebar);font-size:11px}.login-page{background:linear-gradient(135deg,#1e293b 0%,#334155 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--bg-card);border-radius:var(--radius-lg);width:400px;box-shadow:var(--shadow-lg);padding:40px}.login-logo{text-align:center;margin-bottom:24px}.login-logo-icon{background:var(--brand);color:#1a1a2e;border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;margin:0 auto 12px;font-size:18px;font-weight:900;display:flex}.login-logo-text{color:var(--text-primary);font-size:20px;font-weight:800}.login-logo-sub{color:var(--text-secondary);margin-top:4px;font-size:13px}.login-form{flex-direction:column;gap:16px;display:flex}.login-input-row{gap:8px;display:flex}.login-input-row .form-input{flex:1}.login-footer{text-align:center;color:var(--text-secondary);margin-top:24px;font-size:12px}@media (width<=1200px){.stat-grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}}