:root{--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#eff6ff;--secondary:#64748b;--secondary-hover:#475569;--success:#16a34a;--success-light:#f0fdf4;--warning:#d97706;--warning-light:#fffbeb;--danger:#dc2626;--danger-light:#fef2f2;--bg-page:#f8fafc;--bg-card:#fff;--border:#e2e8f0;--text-main:#0f172a;--text-muted:#64748b;--font-family:"Plus Jakarta Sans", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-page);color:var(--text-main);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}.app-layout{width:100%;max-width:100vw;min-height:100vh;display:flex;overflow-x:hidden}.sidebar{border-right:1px solid var(--border);justifyContent:space-between;z-index:40;background:#fff;flex-direction:column;flex-shrink:0;width:260px;height:100vh;transition:transform .2s;display:flex;position:sticky;top:0}.sidebar-header{border-bottom:1px solid var(--border);padding:20px 24px}.sidebar-brand{align-items:center;gap:12px;display:flex}.brand-icon{width:40px;height:40px;color:var(--primary);background:#eff6ff;border-radius:10px;justify-content:center;align-items:center;font-size:18px;font-weight:800;display:flex}.brand-text h1{color:#0f172a;font-size:16px;font-weight:800;line-height:1.2}.brand-text span{color:#64748b;text-transform:uppercase;letter-spacing:.5px;font-size:11px;font-weight:600}.sidebar-nav{flex-direction:column;gap:4px;padding:18px 14px;display:flex}.nav-link{color:#475569;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:12px;width:100%;padding:10px 14px;font-size:14px;font-weight:600;text-decoration:none;transition:all .15s;display:flex}.nav-link:hover{color:var(--primary);background:#f1f5f9}.nav-link.active{color:var(--primary);background:#eff6ff;font-weight:700}.sidebar-footer{border-top:1px solid var(--border);background:#fafafa;padding:16px 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.15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{color:#334155;background:#fff;border-color:#cbd5e1}.btn-secondary:hover:not(:disabled){background:#f8fafc;border-color:#94a3b8}.btn-success{background:var(--success);color:#fff}.btn-success:hover:not(:disabled){background:#15803d}.btn-danger{color:var(--danger);background:#fff;border-color:#fecaca}.btn-danger:hover:not(:disabled){background:#fef2f2}.btn:disabled{opacity:.6;cursor:not-allowed}.grid-cards{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-bottom:24px;display:grid}.kpi-card{border:1px solid var(--border);background:#fff;border-radius:12px;justify-content:space-between;align-items:center;padding:18px 20px;display:flex;box-shadow:0 1px 3px #0f172a08}.kpi-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;font-size:12px;font-weight:700}.kpi-value{color:#0f172a;margin-top:4px;font-size:26px;font-weight:800;line-height:1.15}.kpi-subtext{color:#64748b;margin-top:4px;font-size:11.5px}.kpi-icon-box{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;display:flex}.card-section{border:1px solid var(--border);background:#fff;border-radius:12px;margin-bottom:24px;padding:20px 24px;box-shadow:0 1px 3px #0f172a08}.section-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-bottom:16px;display:flex}.section-title{color:#0f172a;align-items:center;gap:8px;font-size:16px;font-weight:800;display:flex}.table-container{border:1px solid var(--border);background:#fff;border-radius:10px;overflow-x:auto}.table-custom{border-collapse:collapse;text-align:left;width:100%;font-size:13.5px}.table-custom th{color:#475569;border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.5px;background:#f8fafc;padding:12px 16px;font-size:12px;font-weight:700}.table-custom td{color:#1e293b;vertical-align:middle;border-bottom:1px solid #f1f5f9;padding:13px 16px}.table-custom tr:last-child td{border-bottom:none}.table-custom tr:hover td{background:#fbfcfe}.badge{border-radius:6px;align-items:center;gap:4px;padding:3px 8px;font-size:11.5px;font-weight:700;display:inline-flex}.badge-success{color:#166534;background:#f0fdf4;border:1px solid #bbf7d0}.badge-warning{color:#92400e;background:#fffbeb;border:1px solid #fde68a}.badge-danger{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.badge-info{color:#1e40af;background:#eff6ff;border:1px solid #bfdbfe}.modal-backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;background:#0f172a80;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-dialog{background:#fff;border-radius:14px;flex-direction:column;width:100%;max-width:560px;max-height:90vh;display:flex;overflow:hidden;box-shadow:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.modal-title{color:#0f172a;font-size:17px;font-weight:800}.modal-body{padding:24px;overflow-y:auto}.modal-footer{border-top:1px solid var(--border);background:#f8fafc;justify-content:flex-end;gap:10px;padding:16px 24px;display:flex}.form-group{margin-bottom:16px}.form-label{color:#334155;margin-bottom:6px;font-size:13px;font-weight:700;display:block}.form-control{color:#0f172a;background:#fff;border:1px solid #cbd5e1;border-radius:8px;width:100%;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .15s}.form-control:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #2563eb26}.alert{border-radius:8px;align-items:center;gap:10px;margin-bottom:16px;padding:12px 16px;font-size:13.5px;font-weight:600;display:flex}.alert-danger{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.alert-warning{color:#92400e;background:#fffbeb;border:1px solid #fde68a}.alert-success{color:#166534;background:#f0fdf4;border:1px solid #bbf7d0}code.coupon-code{color:#1d4ed8;letter-spacing:.5px;background:#eff6ff;border-radius:5px;padding:3px 7px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:14px;font-weight:800}.mobile-nav-toggle{cursor:pointer;color:#334155;background:0 0;border:none;display:none}@media 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