@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;600&family=IBM+Plex+Mono:wght@400;600&display=swap');
:root{--bg:#f5f6fb;--doc:#fff;--ink:#1b1f2a;--indigo:#312e81;--line:#e4e7f0;--dim:#5b6475}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:"IBM Plex Sans",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
a{color:var(--indigo)}img{max-width:100%;display:block}
.top{background:#fff;border-bottom:1px solid var(--line);padding:12px 28px;display:flex;justify-content:space-between;align-items:center}
.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--ink)}
.brand img{width:36px;height:36px}
.brand b{display:block;font-size:14px}
.brand code{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--indigo)}
nav a{margin-left:14px;text-decoration:none;font-size:14px;color:#334}
.doc{display:grid;grid-template-columns:210px 1fr;min-height:calc(100vh - 61px)}
.side{background:#fff;border-right:1px solid var(--line);padding:22px 16px;font-size:13px}
.side p{margin:0 0 8px;font-family:"IBM Plex Mono",monospace;color:var(--dim);font-size:11px}
.side a{display:block;padding:6px 8px;text-decoration:none;color:#223;border-radius:6px}
.side a:hover{background:#eef0ff}
.content{padding:0}
.hero{height:280px;background:center/cover no-repeat;display:flex;align-items:flex-end}
.hero .box{background:rgba(255,255,255,.92);margin:20px;padding:18px 20px;max-width:640px;border:1px solid var(--line)}
.hero h1{margin:0 0 8px;font-size:28px}
.wrap{padding:28px 32px 48px;max-width:860px}
.k{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--indigo)}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.card{background:#fff;border:1px solid var(--line);padding:14px}
.btn{display:inline-block;background:var(--indigo);color:#fff;text-decoration:none;padding:8px 12px;font-size:14px}
dl.meta{display:grid;grid-template-columns:180px 1fr;gap:8px 14px}dt{color:var(--dim);font-family:"IBM Plex Mono",monospace;font-size:12px}dd{margin:0}
.notice{background:#eef0ff;border:1px solid #c9cdef;padding:10px 12px;margin:12px 0}
form label{display:block;margin:10px 0 4px}
form input[type=text],form input[type=email],form input[type=tel]{width:min(440px,100%);padding:8px;border:1px solid var(--line)}
.consent{display:flex;gap:10px;align-items:flex-start;margin:14px 0;font-size:14px}
button[type=submit]{background:var(--indigo);color:#fff;border:0;padding:10px 14px;cursor:pointer}
pre{background:#111827;color:#e5e7eb;padding:12px;font-family:"IBM Plex Mono",monospace;font-size:12px;white-space:pre-wrap}
footer{border-top:1px solid var(--line);padding:14px 32px;font-size:12px;color:var(--dim);background:#fff}
@media(max-width:800px){.doc,dl.meta,.cards{grid-template-columns:1fr}.side{display:none}}