:root{color-scheme:light dark;--bg:#f4f4ef;--card:#fff;--text:#223d34;--muted:#61746b;--line:#dde5dd;--gold:#9a793d;--button:#245443}*{box-sizing:border-box}body{margin:0;min-height:100dvh;display:grid;place-items:center;background:var(--bg);color:var(--text);font-family:Tahoma,Arial,sans-serif;padding:24px}main{width:min(100%,500px);background:var(--card);padding:36px 28px;border:1px solid var(--line);border-radius:24px;text-align:center;box-shadow:0 16px 60px #18392a0a}.brand{font-size:32px;font-weight:bold}.brand span{font-size:20px;font-weight:normal;display:block;margin-top:6px}.mark{font-size:64px;color:var(--gold);margin:22px 0 10px}h1{font-size:24px;line-height:1.6}p{line-height:1.9}.english{color:var(--muted);border-top:1px solid var(--line);padding-top:20px;font-family:Arial,sans-serif}form{text-align:start;margin-top:28px}label{display:block;margin:18px 0 8px;font-size:14px}input{width:100%;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font-size:16px;direction:ltr}button{width:100%;padding:16px;border:0;border-radius:10px;color:#fff;background:var(--button);font-size:16px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}.hint,footer{font-size:12px;color:var(--muted)}footer{line-height:1.9;margin-top:32px}#error{color:#b74242}input:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}@media(prefers-color-scheme:dark){:root{--bg:#101a16;--card:#1a2922;--text:#eff4ec;--muted:#acbeb1;--line:#35463a;--gold:#d1b478;--button:#346d56}}