:root{--primary:#5f9ea0;--primary-hover:#4a7b85;--primary-light:#e8f4f5;--secondary:#f5f7fa;--accent:#ff7f50;--text-primary:#2f4f4f;--text-secondary:#6b7b8c;--text-muted:#8c9ba6;--shadow:0 4px 12px rgba(95,158,160,.15);--shadow-light:0 2px 6px rgba(95,158,160,.1);--shadow-hover:0 8px 20px rgba(95,158,160,.2);--radius:12px}html,body,#root{height:100%;margin:0;background:var(--secondary);color:var(--text-primary);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,"Apple Color Emoji","Segoe UI Emoji"}.app-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card-shadow{box-shadow:var(--shadow);border-radius:var(--radius);background:#fff}.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}@media (max-width: 900px){.kpis{grid-template-columns:1fr}}