:root{font-synthesis:none;text-rendering:optimizeLegibility}html,body{margin:0;min-height:100%;overflow:hidden}#app{min-height:100vh;min-height:100dvh;overflow:hidden}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.btn{padding:.5rem 1rem;border:none;border-radius:8px;font-size:.95rem;cursor:pointer;background:#e0e0e0;color:#333}.btn:hover:not(:disabled){background:#d0d0d0}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:#2e7d32;color:#fff}.btn-primary:hover:not(:disabled){background:#1b5e20}.btn-text{background:transparent;color:#616161}.btn-text:hover{color:#333}