:root{--ant-primary: #1677ff;--ant-primary-hover: #4096ff;--ant-bg: #f5f5f5;--ant-text: rgba(0, 0, 0, .88);--ant-text-secondary: rgba(0, 0, 0, .45);--ant-border: #d9d9d9;--radius: 6px}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--ant-bg);color:var(--ant-text)}.header{position:absolute;top:0;right:0;padding:16px}.sign-out-btn{background:transparent;border:1px solid var(--ant-border);border-radius:var(--radius);padding:4px 15px;cursor:pointer;font-size:14px;color:var(--ant-text);transition:all .2s}.sign-out-btn:hover{color:var(--ant-primary-hover);border-color:var(--ant-primary-hover)}#app-container{display:flex;justify-content:center;align-items:center;height:100vh}#app{text-align:center;padding:32px;background:#fff;border-radius:8px;box-shadow:0 6px 16px #00000014;width:100%;max-width:400px}#status-text{font-size:16px;font-weight:600;margin-bottom:24px}.spinner{width:32px;height:32px;border:3px solid #f0f0f0;border-top:3px solid var(--ant-primary);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}.btn-group{display:flex;flex-direction:column;gap:12px}.service-btn{height:32px;padding:4px 15px;background-color:var(--ant-primary);color:#fff;border:none;border-radius:var(--radius);font-size:14px;cursor:pointer;transition:all .2s cubic-bezier(.645,.045,.355,1);box-shadow:0 2px #0591ff1a}.service-btn:hover{background-color:var(--ant-primary-hover)}.service-btn:active{transform:scale(.98)}.hidden{display:none!important}@keyframes spin{to{transform:rotate(360deg)}}