:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#20242c;background:#f7f8fa;font-size:16px;line-height:1.6}*{box-sizing:border-box}body{margin:0;min-height:100dvh}header{display:flex;align-items:center;gap:18px;padding:32px 40px}header a{font-size:28px;letter-spacing:-1px;font-weight:750;color:#d9342b;text-decoration:none}header span{font-size:13px;color:#858a94}main{max-width:440px;margin:clamp(30px,10vh,120px) auto 48px;padding:0 20px}.login-panel{padding:34px 32px;background:#fff;border:1px solid #e3e6ec;border-radius:12px}h1{font-size:25px;font-weight:650;letter-spacing:-.7px;margin:0 0 10px}.intro{font-size:13px;color:#858a94;margin:0 0 30px}label{display:block;font-size:13px;font-weight:500;margin-bottom:9px}input,button{font:inherit;width:100%;border-radius:7px}input{padding:12px 13px;font-size:15px;border:1px solid #dfe2e7;color:#20242c;background:white;margin-bottom:22px}input::placeholder{color:#a3a8b0}button{margin-top:6px;border:1px solid #e44138;background:#e44138;color:white;padding:12px;cursor:pointer;font-size:15px;font-weight:600;min-height:48px}button:hover{background:#cf342c}button:disabled{opacity:.6;cursor:wait}:focus-visible{outline:3px solid #e4413877;outline-offset:3px}#login-error{margin:0 0 16px;color:#b4322a;background:#fff0ee;border-radius:6px;padding:10px 12px;font-size:13px}.note{text-align:center;font-size:12px;color:#949aa4;margin:22px 0 0}.footnote{text-align:center;font-size:12px;color:#949aa4;margin:24px 0}[hidden]{display:none!important}@media(max-width:480px){header{padding:24px 24px;display:block}header span{display:block;font-size:12px;margin-top:4px}.login-panel{padding:28px 24px}main{margin-top:28px}h1{font-size:24px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}