:root{
  --bg:#0b0f14;
  --panel:#0f1621;
  --border:#1a2636;
  --text:#e7eef7;
  --muted:#9fb3c8;
  --link:#8bd3ff;
  --btn:#132033;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bg);color:var(--text)}
a{color:var(--link);text-decoration:none;margin-left:10px}
a.btn{padding:9px 12px;border:1px solid var(--border);border-radius:12px;background:var(--btn)}
a.btn:hover{filter:brightness(1.1)}
.top{display:flex;gap:12px;align-items:center;padding:14px 18px;background:var(--panel);border-bottom:1px solid var(--border);flex-wrap:wrap}
.brand{font-weight:800;letter-spacing:.4px}
.tag{color:var(--muted);font-size:13px}
.right{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.wrap{padding:18px;max-width:1100px;margin:0 auto}
.card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:14px;margin:12px 0}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
.col-4{grid-column:span 4}
.col-12{grid-column:span 12}
@media(max-width:900px){.col-4{grid-column:span 12}}
h1{margin:0 0 8px 0;font-size:34px}
h2{margin:0 0 8px 0}
p{margin:8px 0;color:var(--muted);line-height:1.5}
.pill{display:inline-block;padding:6px 10px;border:1px solid var(--border);border-radius:999px;color:var(--muted);font-size:12px;background:#08101a}
.btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
button,input{border-radius:10px;border:1px solid #223247;background:#0b0f14;color:var(--text);padding:10px 12px}
button{cursor:pointer;background:var(--btn)}
button:hover{filter:brightness(1.1)}
table{width:100%;border-collapse:collapse;overflow:hidden;border-radius:12px}
th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
th{color:#b8cbe0;font-weight:600;background:#0f1621}
code,pre{background:#08101a;border:1px solid var(--border);border-radius:12px;padding:10px;display:block;overflow:auto;color:var(--text)}
.footer{margin-top:22px;border-top:1px solid var(--border);padding-top:14px;color:var(--muted);font-size:13px}
.small{font-size:13px}