/* 加载页样式 */
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{display:flex;align-items:center;justify-content:center;background:#f5f5f7;font-family:-apple-system,BlinkMacSystemFont,'Helvetica Neue',sans-serif}
@media(prefers-color-scheme:dark){body{background:#000}}
.loader{width:32px;height:32px;border:2.5px solid rgba(0,0,0,0.08);border-top-color:#0071e3;border-radius:50%;animation:spin 0.8s linear infinite}
@media(prefers-color-scheme:dark){.loader{border-color:rgba(255,255,255,0.1);border-top-color:#0071e3}}
@keyframes spin{to{transform:rotate(360deg)}}
.hint{color:#86868b;margin-top:14px;font-size:14px;font-weight:500}