:root{color-scheme:dark;font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:#f4f7fb;background:#0b1f3a}*{box-sizing:border-box}body{margin:0;min-height:100vh;min-height:100svh;display:grid;place-items:center;padding:32px 24px}main{width:100%;max-width:480px;text-align:center}.brand{display:inline-flex;align-items:center;gap:16px;margin-bottom:40px}.brand img{display:block;max-width:100%;height:auto}.brand img:first-child{width:40px;flex-shrink:0}h1{font-size:24px;font-weight:500;line-height:1.5;margin:0 0 16px}p{font-size:14px;line-height:1.8;color:#adbed2;margin:0 0 32px}nav{display:flex;justify-content:center;align-items:center;gap:24px}a{color:inherit;text-decoration:none}a:focus-visible{outline:2px solid #82b7ef;outline-offset:6px}a:hover{color:#b9d7f5}.button{display:inline-flex;align-items:center;gap:24px;padding:12px 24px;background:#f4f7fb;color:#0b1f3a;border-radius:4px;font-size:14px}.button:hover{background:#cfe3fa;color:#0b1f3a}.secondary{font-size:14px;color:#adbed2}
