:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;min-width:320px;min-height:100vh}#root{width:100%;height:100%}.RaSidebar-root{background-color:#fff!important;border-right:1px solid #e0e0e0}.RaMenu-root{background-color:#fff!important}.RaMenuItemLink-root{color:#333!important}.RaMenuItemLink-root:hover{background-color:#f5f5f5!important}.RaMenuItemLink-active{background-color:#e3f2fd!important;color:#1976d2!important}.RaMenuItemLink-root span{color:#333!important}.RaMenuItemLink-active span{color:#1976d2!important}.signin-container{display:flex;align-items:center;justify-content:center;height:100vh;width:100%;background:linear-gradient(135deg,#667eea,#764ba2)}.signin-box{display:flex;flex-direction:column;align-items:center;gap:2rem;background:#fff;padding:4rem 3rem;border-radius:12px;box-shadow:0 10px 40px #0000001a}.signin-box h1{font-size:2.5rem;margin:0;color:#333;font-weight:700;letter-spacing:-1px}.signin-button{padding:.75rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:8px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #667eea66}.signin-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea99}.signin-button:active{transform:translateY(0)}