:root{--bg:#f4f5fa;--sidebar-bg:#fff;--card-bg:#fff;--text:#1e1e2d;--text-secondary:#7e8299;--primary:#5558a8;--primary-light:#eef0ff;--success:#2e8b6c;--warning:#e8a840;--danger:#e74c3c;--border:#e8e8ed;--shadow:0 1px 15px #0000000a, 0 1px 6px #0000000a}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.app-layout{min-height:100vh;display:flex}.sidebar{background:var(--sidebar-bg);border-right:1px solid var(--border);z-index:100;flex-direction:column;width:240px;padding:24px 0;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-logo{border-bottom:1px solid var(--border);align-items:center;gap:12px;margin-bottom:16px;padding:0 24px 24px;display:flex}.sidebar-logo .logo-icon{background:linear-gradient(135deg, var(--primary), #6d5b8a);color:#fff;border-radius:10px;justify-content:center;align-items:center;width:40px;height:40px;font-size:16px;font-weight:800;display:flex}.sidebar-logo span{color:var(--text);font-size:18px;font-weight:700}.sidebar-menu{flex:1;padding:0 12px;list-style:none}.sidebar-menu li a,.sidebar-menu li button{color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;width:100%;padding:10px 16px;font-size:14px;font-weight:500;text-decoration:none;transition:all .15s;display:flex}.sidebar-menu li a:hover,.sidebar-menu li button:hover{background:var(--primary-light);color:var(--primary)}.sidebar-menu li a.active{background:var(--primary-light);color:var(--primary);font-weight:600}.sidebar-user{border-top:1px solid var(--border);align-items:center;gap:10px;padding:16px 24px;display:flex}.sidebar-user img{border-radius:50%;width:36px;height:36px}.sidebar-user .user-info{flex:1;min-width:0}.sidebar-user .user-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.sidebar-user .user-email{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.main-content{flex:1;min-height:100vh;margin-left:240px;padding:24px 32px}.card{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;padding:24px}.card-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.card-title{font-size:16px;font-weight:700}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--card-bg);box-shadow:var(--shadow);border-radius:12px;align-items:center;gap:16px;padding:20px;display:flex}.stat-icon{border-radius:12px;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.stat-icon.blue{color:var(--primary);background:#eef0ff}.stat-icon.green{color:var(--success);background:#e8f7f0}.stat-icon.orange{color:var(--warning);background:#fef4e6}.stat-icon.purple{color:#6d5b8a;background:#f3eeff}.stat-value{font-size:22px;font-weight:700;line-height:1.2}.stat-label{color:var(--text-secondary);margin-top:2px;font-size:12px}.table-container{overflow-x:auto}table{border-collapse:collapse;width:100%}table th{text-align:left;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);border-bottom:1px solid var(--border);padding:12px 16px;font-size:11px;font-weight:600}table td{border-bottom:1px solid var(--border);vertical-align:middle;padding:12px 16px;font-size:13px}table tr:hover{background:#fafbfc}table tr:last-child td{border-bottom:none}.user-cell{align-items:center;gap:10px;display:flex}.avatar{color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:600;display:flex}.user-cell .name{font-size:13px;font-weight:600}.user-cell .email{color:var(--text-secondary);font-size:12px}.badge{border-radius:6px;align-items:center;padding:4px 10px;font-size:11px;font-weight:600;display:inline-flex}.badge.premium{color:#856404;background:#fff3cd}.badge.free{color:var(--success);background:#e8f7f0}.badge.expired{color:var(--danger);background:#fde8e8}.badge.android{color:var(--success);background:#e8f7f0}.badge.ios{color:#555;background:#f0f0f5}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:600;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#4448a0}.btn-danger{background:var(--danger);color:#fff}.btn-outline{border:1px solid var(--border);color:var(--text);background:#fff}.btn-outline:hover{background:var(--bg)}.btn-sm{padding:5px 10px;font-size:12px}.search-bar{background:var(--bg);border:1px solid var(--border);border-radius:8px;flex:1;align-items:center;gap:8px;max-width:360px;padding:8px 14px;display:flex}.search-bar input{color:var(--text);background:0 0;border:none;outline:none;flex:1;font-size:13px}.pagination{justify-content:center;align-items:center;gap:4px;margin-top:16px;display:flex}.pagination button{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination button:hover:not(.active){background:var(--bg)}.login-page{background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{text-align:center;background:#fff;border-radius:16px;width:100%;max-width:400px;padding:48px;box-shadow:0 20px 60px #0000004d}.login-card h1{margin-bottom:8px;font-size:24px}.login-card p{color:var(--text-secondary);margin-bottom:32px;font-size:14px}.login-card .btn{justify-content:center;width:100%;padding:12px;font-size:15px}.login-error{color:var(--danger);margin-top:16px;font-size:13px}.detail-grid{grid-template-columns:1fr 1fr;gap:24px;display:grid}.detail-field{margin-bottom:16px}.detail-label{color:var(--primary);margin-bottom:4px;font-size:12px;font-weight:600}.detail-value{background:var(--bg);word-break:break-all;border-radius:8px;padding:10px 14px;font-size:14px}.detail-value.editable{border:1px solid var(--border);cursor:pointer}select.detail-select{border:1px solid var(--border);cursor:pointer;background:#fff;border-radius:8px;width:100%;padding:10px 14px;font-size:14px}.loading{min-height:200px;color:var(--text-secondary);justify-content:center;align-items:center;font-size:14px;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;margin-right:12px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:.8s linear infinite spin}.page-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.page-title{font-size:22px;font-weight:700}.breadcrumb{color:var(--text-secondary);margin-bottom:4px;font-size:13px}.breadcrumb a{color:var(--primary);text-decoration:none}.platform-icon{font-size:18px}.back-btn{color:var(--text-secondary);align-items:center;gap:6px;margin-bottom:16px;font-size:13px;font-weight:500;text-decoration:none;display:inline-flex}.back-btn:hover{color:var(--primary)}@media (width<=768px){.sidebar{display:none}.main-content{margin-left:0;padding:16px}.stats-grid{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}}.daily-chart{align-items:flex-end;gap:6px;padding:0 4px;display:flex}.daily-chart-bar-group{flex-direction:column;flex:1;align-items:center;gap:4px;display:flex}.daily-chart-count{color:var(--text-secondary);align-items:center;height:16px;font-size:10px;font-weight:600;display:flex}.daily-chart-bar-container{justify-content:center;align-items:flex-end;width:100%;display:flex}.daily-chart-bar{background:var(--primary);cursor:pointer;border-radius:4px 4px 0 0;width:100%;max-width:36px;min-height:2px;transition:height .3s;position:relative;overflow:hidden}.daily-chart-bar:hover{opacity:.85}.daily-chart-bar-anon{background:#ccc;border-radius:0;position:absolute;bottom:0;left:0;right:0}.daily-chart-label{color:var(--text-secondary);white-space:nowrap;text-align:center;font-size:10px}