:root{color:#0f172a;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#f1f5f9;font-family:system-ui,Segoe UI,Roboto,sans-serif;font-weight:400;line-height:1.5}*{box-sizing:border-box}body{margin:0}#root{min-height:100svh}h1,h2{margin:0}.page{max-width:960px;margin:0 auto;padding:32px 20px 48px}.page--center{justify-content:center;align-items:center;min-height:100svh;display:flex}.card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;padding:24px;box-shadow:0 8px 24px #0f172a0f}.login-card{flex-direction:column;gap:8px;width:min(100%,420px);display:flex}.login-card h1{font-size:1.75rem}.muted{color:#64748b;margin:0 0 12px}label{margin-top:8px;font-size:.9rem;font-weight:600}input{width:100%;font:inherit;border:1px solid #cbd5e1;border-radius:8px;padding:10px 12px}button{color:#fff;font:inherit;cursor:pointer;background:#2563eb;border:0;border-radius:8px;margin-top:12px;padding:10px 16px;font-weight:600}button:disabled{opacity:.7;cursor:wait}.button-secondary{color:#0f172a;background:#e2e8f0;margin-top:0}.error{color:#b91c1c;margin:8px 0 0}.topbar{justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.stats{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:16px;display:grid}.stat-card h2{font-size:2rem}.chart-card h2{margin-bottom:16px;font-size:1.15rem}.chart{width:100%;height:320px}