:root{--bg:#1f2226;--card:#292c30;--accent:#2ea3ff;--muted:#bfc7d1;--white:#ffffff}
*{box-sizing:border-box}
body{margin:0;font-family:Inter, Arial, Helvetica, sans-serif;background:var(--bg);color:var(--muted);-webkit-font-smoothing:antialiased}
.header{max-width:980px;margin:36px auto;padding:22px;background:linear-gradient(180deg,var(--card), rgba(0,0,0,0.02));border-radius:10px;display:flex;align-items:center;gap:18px}
.logo{width:84px;height:84px;flex:0 0 84px;border-radius:8px;overflow:hidden}
.brand h1{margin:0;color:var(--white);font-size:20px}
.brand p{margin:6px 0 0;color:var(--muted);font-size:14px}
.nav{max-width:980px;margin:18px auto;padding:0 22px;display:flex;justify-content:center;gap:16px}
.nav a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:8px}
.nav a:hover{background:rgba(255,255,255,0.02);color:var(--white)}
.container{max-width:980px;margin:20px auto;padding:26px;background:var(--card);border-radius:10px}
h2{color:var(--white);margin-top:8px}
.lead{color:var(--muted);margin-top:8px;line-height:1.6}
.cta{margin:24px 0;text-align:center}
.btn{background:var(--accent);color:#042033;padding:12px 20px;border-radius:10px;text-decoration:none;font-weight:700;display:inline-block}
.footer{max-width:980px;margin:28px auto;padding:18px;text-align:center;color:#9aa4b2;font-size:13px}
.section{margin-bottom:18px}
ul{line-height:1.6}
.code{background:#101217;padding:10px;border-radius:6px;color:#9aa4b2;overflow:auto;font-family:monospace;font-size:13px}
@media (max-width:600px){.header{flex-direction:column;align-items:center;text-align:center}.brand h1{font-size:18px}}