:root{color-scheme:only light;--bg:#F7F3EA;--card:#FFFDF8;--ink:#1C1A17;--muted:#625B50;--line:#DDD3C1;--green:#1F4D3A;--gold:#E0A526;--soft:#E7EFE9}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Helvetica Neue",Arial,sans-serif}
.wrap{max-width:780px;margin:0 auto;padding:0 20px}
@media(max-width:640px){.wrap{padding:0 16px}}
[lang="zh"].t{display:none}
body.zh [lang="es"].t{display:none}
body.zh [lang="zh"].t{display:revert}
header.top{border-bottom:1px solid var(--line);background:var(--bg)}
header.top .wrap{display:flex;justify-content:space-between;align-items:center;height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand b{font-family:Georgia,serif;font-size:20px}
.langsw{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;font-size:12px}
.langsw button{border:0;background:none;color:var(--muted);padding:5px 10px;cursor:pointer;font:inherit}
.langsw button.on{background:var(--ink);color:var(--bg)}
.doc{padding:40px 20px 20px}
h1{font-family:Georgia,"Songti SC",serif;font-weight:400;font-size:36px;margin:0 0 6px}
h2{font-size:18px;margin:32px 0 8px}
p,li{color:var(--ink)}
.upd,.note{color:var(--muted);font-size:14px;margin:0 0 6px}
ul{padding-left:20px}
ul.kv{list-style:none;padding:0;border:1px solid var(--line);border-radius:12px;background:var(--card)}
ul.kv li{display:grid;grid-template-columns:130px 1fr;gap:12px;padding:10px 16px;border-top:1px solid var(--line)}
ul.kv li:first-child{border-top:0}
.todo{background:#FCEFD0;color:#7A5300;padding:0 6px;border-radius:4px;font-size:14px}
a{color:var(--green)}
footer{padding:30px 20px 60px;color:var(--muted);font-size:14px;border-top:1px solid var(--line);margin-top:40px}