:root{--sidebar-bg: #0f172a;--sidebar-width: 240px;--accent: #6366f1;--accent-hover: #4f46e5;--topbar-h: 56px}body{background:#f1f5f9;font-family:Segoe UI,system-ui,sans-serif}.admin-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);min-height:100vh;background:var(--sidebar-bg);display:flex;flex-direction:column;position:fixed;top:0;left:0;z-index:100;transition:transform .2s}.sidebar-brand{padding:1rem 1.25rem;border-bottom:1px solid rgba(255,255,255,.07);display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:700;font-size:1.1rem;text-decoration:none}.sidebar-brand .brand-icon{width:32px;height:32px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1rem}.sidebar-nav{flex:1;padding:.75rem 0;overflow-y:auto}.sidebar-section{padding:.5rem 1rem .25rem;font-size:.65rem;font-weight:600;color:#ffffff59;text-transform:uppercase;letter-spacing:.08em}.sidebar-link{display:flex;align-items:center;gap:.65rem;padding:.55rem 1.25rem;color:#ffffffa6;text-decoration:none;border-radius:0;font-size:.875rem;transition:background .15s,color .15s}.sidebar-link:hover{background:#ffffff0f;color:#fff}.sidebar-link.active{background:#6366f133;color:#a5b4fc;border-left:3px solid var(--accent)}.sidebar-link i{font-size:1rem;width:18px;text-align:center}.sidebar-footer{padding:1rem 1.25rem;border-top:1px solid rgba(255,255,255,.07);font-size:.8rem;color:#fff6}.main-content{margin-left:var(--sidebar-width);flex:1;display:flex;flex-direction:column;min-height:100vh}.topbar{height:var(--topbar-h);background:#fff;border-bottom:1px solid #e2e8f0;display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;position:sticky;top:0;z-index:50}.topbar-title{font-weight:600;font-size:1rem;color:#1e293b}.topbar-right{display:flex;align-items:center;gap:1rem}.page-body{padding:1.75rem;flex:1}.kpi-card{background:#fff;border-radius:12px;padding:1.25rem 1.5rem;box-shadow:0 1px 3px #00000012;display:flex;align-items:center;gap:1rem}.kpi-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.kpi-label{font-size:.78rem;color:#64748b;font-weight:500;margin-bottom:.15rem}.kpi-value{font-size:1.6rem;font-weight:700;color:#0f172a;line-height:1}.kpi-sub{font-size:.75rem;color:#94a3b8;margin-top:.15rem}.data-card{background:#fff;border-radius:12px;box-shadow:0 1px 3px #00000012;overflow:hidden}.data-card-header{padding:1rem 1.25rem;border-bottom:1px solid #f1f5f9;display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:.9rem;color:#1e293b}.data-card-body{padding:1.25rem}.badge-trial{background:#dbeafe;color:#1d4ed8}.badge-active{background:#dcfce7;color:#15803d}.badge-suspended{background:#fef3c7;color:#b45309}.badge-cancelled{background:#fee2e2;color:#b91c1c}.badge-expired{background:#f1f5f9;color:#64748b}.admin-table{font-size:.875rem}.admin-table th{background:#f8fafc;color:#64748b;font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;border-top:none}.login-page{min-height:100vh;background:linear-gradient(135deg,#0f172a,#1e1b4b);display:flex;align-items:center;justify-content:center}.login-card{background:#fff;border-radius:16px;padding:2.5rem 2rem;width:100%;max-width:400px;box-shadow:0 20px 60px #0000004d}.login-logo{width:48px;height:48px;background:var(--accent);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;margin:0 auto 1.25rem}.chart-wrapper{width:100%;height:260px}.usage-bar{height:8px;border-radius:4px;background:#e2e8f0;overflow:hidden}.usage-bar-fill{height:100%;border-radius:4px;background:var(--accent);transition:width .3s}.usage-bar-fill.warning{background:#f59e0b}.usage-bar-fill.danger{background:#ef4444}