*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #6C63FF;--primary-dark: #4B44CC;--bg: #F5F5F7;--surface: #FFFFFF;--sidebar-bg: #FAFAFA;--sidebar-w: 240px;--text: #1A1A2E;--text-secondary: #6B7280;--border: #E5E7EB;--danger: #EF4444;--warning: #F59E0B;--success: #10B981;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06)}:root.theme-dark{--primary: #9994ff;--primary-dark: #7973ed;--bg: #111827;--surface: #1b2535;--sidebar-bg: #151e2c;--text: #e7edf7;--text-secondary: #a9b6c9;--border: #344258;--shadow: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);--shadow-md: 0 4px 12px rgba(0,0,0,.35), 0 2px 6px rgba(0,0,0,.25)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--sidebar-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:10}.sidebar-brand{padding:20px 20px 16px;border-bottom:1px solid var(--border)}.sidebar-brand h1{font-size:18px;font-weight:700;color:var(--primary);letter-spacing:-.5px}.sidebar-brand p{font-size:11px;color:var(--text-secondary);margin-top:2px}.sidebar-nav{flex:1;padding:12px 8px}.nav-section-label{font-size:10px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em;padding:8px 12px 4px}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius);color:var(--text-secondary);text-decoration:none;font-size:13.5px;font-weight:500;transition:background .15s,color .15s;cursor:pointer}.nav-link:hover{background:#f0effe;color:var(--primary)}.nav-link.active{background:#ede9ff;color:var(--primary);font-weight:600}.nav-icon{font-size:16px;width:20px;text-align:center}.sidebar-footer{padding:12px;border-top:1px solid var(--border)}.user-info{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius)}.user-avatar{width:30px;height:30px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:600;flex-shrink:0}.user-email{font-size:12px;color:var(--text-secondary);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.logout-btn{display:flex;align-items:center;gap:8px;width:100%;padding:9px 12px;border:none;background:none;border-radius:var(--radius);color:var(--danger);font-size:13px;font-weight:500;cursor:pointer;transition:background .15s;text-align:left}.logout-btn:hover{background:#fef2f2}.main{margin-left:var(--sidebar-w);flex:1;min-height:100vh}.topbar{height:56px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;position:sticky;top:0;z-index:5}.topbar-title{font-size:16px;font-weight:600}.theme-toggle{margin-left:auto;padding:7px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text-secondary);font-size:12px;font-weight:600;cursor:pointer;transition:border-color .15s,color .15s,background .15s}.theme-toggle:hover{border-color:var(--primary);color:var(--primary)}.page{padding:28px}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.card-header h2{font-size:15px;font-weight:600}.card-body{padding:20px}.card-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;gap:10px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow);padding:20px;display:flex;align-items:center;gap:16px}.stat-icon{width:44px;height:44px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.stat-icon.purple{background:#ede9ff}.stat-icon.blue{background:#dbeafe}.stat-icon.amber{background:#fef3c7}.stat-icon.green{background:#d1fae5}.stat-label{font-size:11px;color:var(--text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:22px;font-weight:700;margin-top:2px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}.form-input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;background:var(--surface);color:var(--text);transition:border-color .15s,box-shadow .15s;outline:none}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #6c63ff1f}.form-hint{font-size:12px;color:var(--text-secondary);margin-top:4px}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0}.toggle-info h3{font-size:14px;font-weight:600}.toggle-info p{font-size:12px;color:var(--text-secondary);margin-top:2px}.toggle{position:relative;width:44px;height:24px;flex-shrink:0}.toggle input{opacity:0;width:0;height:0}.toggle-track{position:absolute;top:0;right:0;bottom:0;left:0;background:#d1d5db;border-radius:12px;cursor:pointer;transition:background .2s}.toggle input:checked~.toggle-track{background:var(--warning)}.toggle-thumb{position:absolute;left:3px;top:3px;width:18px;height:18px;background:#fff;border-radius:50%;transition:transform .2s;pointer-events:none}.toggle input:checked~.toggle-track .toggle-thumb{transform:translate(20px)}.alert{padding:12px 16px;border-radius:var(--radius);font-size:13px;margin-top:12px;display:flex;align-items:center;gap:8px}.alert-warning{background:#fffbeb;border:1px solid #FCD34D;color:#92400e}.alert-success{background:#ecfdf5;border:1px solid #6EE7B7;color:#065f46}.alert-error{background:#fef2f2;border:1px solid #FCA5A5;color:#991b1b}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 18px;border-radius:var(--radius);font-size:13.5px;font-weight:600;cursor:pointer;border:none;transition:opacity .15s,background .15s}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-icon-danger{width:40px;min-width:40px;height:38px;padding:0;justify-content:center;align-self:end}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#00000059;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}.modal{background:var(--surface);border-radius:12px;box-shadow:0 20px 60px #0000002e;padding:28px;width:100%;max-width:420px;animation:scaleIn .15s ease}.modal h3{font-size:16px;font-weight:700;margin-bottom:10px}.modal p{font-size:13.5px;color:var(--text-secondary);margin-bottom:20px;line-height:1.6}.modal-actions{display:flex;gap:10px;margin-top:24px}.wallet-modal{max-width:min(760px,calc(100vw - 32px));max-height:calc(100vh - 32px);overflow-y:auto}.purchase-history-scroll{max-height:min(360px,40vh);overflow:auto;border:1px solid var(--border);border-radius:8px}.purchase-history-table{min-width:640px}.purchase-history-table th{position:sticky;top:0;background:var(--surface)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.login-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6c63ff22,#f5f5f7 50%)}.login-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow-md);padding:40px;width:100%;max-width:380px}.login-logo{font-size:28px;font-weight:800;color:var(--primary);margin-bottom:4px;letter-spacing:-1px}.login-sub{font-size:13px;color:var(--text-secondary);margin-bottom:28px}.toast-container{position:fixed;bottom:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 18px;border-radius:var(--radius);color:#fff;font-size:13px;font-weight:500;box-shadow:var(--shadow-md);animation:slideIn .2s ease}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}@keyframes slideIn{0%{transform:translate(20px);opacity:0}to{transform:translate(0);opacity:1}}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.divider{border:none;border-top:1px solid var(--border);margin:16px 0}.text-secondary{color:var(--text-secondary)}.text-sm{font-size:12px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}:root.theme-dark .nav-link:hover{background:#252f45}:root.theme-dark .nav-link.active{background:#34305f;color:#c2bfff}:root.theme-dark .logout-btn:hover{background:#3a2029}:root.theme-dark .btn-ghost:hover:not(:disabled){background:#273247}:root.theme-dark .alert-warning{background:#3d3112;border-color:#8d6d1d;color:#f7d77d}:root.theme-dark .alert-success{background:#12392f;border-color:#287b63;color:#94e1c6}:root.theme-dark .alert-error{background:#412126;border-color:#9e4a56;color:#ffb5bc}:root.theme-dark .login-wrapper{background:linear-gradient(135deg,#6c63ff25 0%,var(--bg) 50%)}:root.theme-dark .stat-icon.purple{background:#34305f}:root.theme-dark .stat-icon.blue{background:#1e3a59}:root.theme-dark .stat-icon.amber{background:#483718}:root.theme-dark .stat-icon.green{background:#17463b}:root{--viz-series-1: #2a78d6;--viz-track: #eef1f5;--viz-good: #0ca30c;--viz-critical: #d03b3b}:root.theme-dark{--viz-series-1: #3987e5;--viz-track: #263449;--viz-good: #0ca30c;--viz-critical: #d03b3b}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:18px}.kpi{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.kpi-label{font-size:12px;color:var(--text-secondary);margin-bottom:6px}.kpi-value{font-size:24px;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.kpi-sub{font-size:12px;color:var(--text-secondary);margin-top:4px}.kpi-status{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;margin-top:4px}.viz-rows{display:flex;flex-direction:column;gap:8px}.viz-row{display:grid;grid-template-columns:minmax(90px,190px) 1fr auto;gap:12px;align-items:center}.viz-row-label{font-size:13px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.viz-track{background:var(--viz-track);border-radius:4px;height:14px;overflow:hidden}.viz-bar{background:var(--viz-series-1);height:100%;border-radius:4px;min-width:2px}.viz-row-value{font-size:13px;font-variant-numeric:tabular-nums;color:var(--text-secondary);min-width:62px;text-align:right}.viz-cols{display:flex;align-items:flex-end;gap:2px;height:110px;padding-top:6px}.viz-col{flex:1 1 0;min-width:3px;display:flex;align-items:flex-end;height:100%}.viz-col-fill{width:100%;background:var(--viz-series-1);border-radius:4px 4px 0 0;min-height:2px}.viz-col-empty{width:100%;background:var(--viz-track);border-radius:2px;height:2px}.viz-axis{display:flex;justify-content:space-between;font-size:11px;color:var(--text-secondary);margin-top:6px}.viz-caption{font-size:12px;color:var(--text-secondary);margin-bottom:8px}