*{margin:0;padding:0;box-sizing:border-box}html{min-height:100%;width:100%}body{margin:0;padding:0;min-height:100vh;width:100%;background:linear-gradient(135deg,#1e3c72,#2a5298,#7e8ba3);background-attachment:fixed;background-size:cover;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}#root{min-height:100vh;width:100%}.tfa-verify-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.tfa-verify-card{background:#fff;border-radius:16px;padding:40px;max-width:400px;width:100%;box-shadow:0 20px 40px #0003;text-align:center}.tfa-verify-icon{color:#1890ff;margin-bottom:20px}.tfa-verify-card h2{margin:0 0 10px;color:#333;font-size:24px}.tfa-verify-desc{color:#666;margin:0 0 15px;line-height:1.5}.tfa-verify-user{color:#333;margin:0 0 20px;padding:10px;background:#f5f5f5;border-radius:8px}.tfa-verify-error{background:#fff2f0;color:#ff4d4f;padding:10px 15px;border-radius:8px;margin-bottom:15px;text-align:left}.tfa-verify-input{width:100%;padding:15px;font-size:28px;text-align:center;letter-spacing:10px;border:2px solid #d9d9d9;border-radius:8px;margin-bottom:20px;transition:border-color .3s;box-sizing:border-box}.tfa-verify-input.backup{font-size:22px;letter-spacing:4px;font-family:monospace}.tfa-verify-input:focus{outline:none;border-color:#1890ff}.tfa-verify-btn{width:100%;padding:14px 24px;font-size:16px;border:none;border-radius:8px;cursor:pointer;transition:all .2s;font-weight:500}.tfa-verify-btn.primary{background:#1890ff;color:#fff}.tfa-verify-btn.primary:hover:not(:disabled){background:#40a9ff}.tfa-verify-btn:disabled{opacity:.5;cursor:not-allowed}.tfa-verify-link{display:inline-block;margin-top:20px;padding:10px 20px;background:none;border:none;color:#1890ff;cursor:pointer;font-size:14px}.tfa-verify-link:hover{text-decoration:underline}.tfa-verify-cancel{display:block;width:100%;margin-top:10px;padding:10px;background:none;border:none;color:#999;cursor:pointer;font-size:14px}.tfa-verify-cancel:hover{color:#666}@media(max-width:480px){.tfa-verify-card{padding:30px 20px}.tfa-verify-input{font-size:24px;letter-spacing:8px}.tfa-verify-input.backup{font-size:18px;letter-spacing:2px}}