.app-loading{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f5f7fa}.loading-spinner{width:40px;height:40px;border:4px solid #e0e0e0;border-top-color:#0f52ba;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-loading p{margin-top:16px;color:#666}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f7fa}