*{box-sizing:border-box}
:root{
  --bg:#0a0e17;--panel:#111827;--panel2:#151f2f;--border:#263348;
  --text:#e2e8f0;--muted:#9aa8ba;--soft:#718096;--accent:#60a5fa;
  --green:#10b981;--yellow:#f59e0b;--orange:#fe9900;
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC",sans-serif;line-height:1.65}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:min(960px,calc(100% - 40px));margin:0 auto}
header{border-bottom:1px solid var(--border);background:rgba(10,14,23,.9)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0}
.brand{font-weight:800;color:var(--text)}
.links{display:flex;gap:16px;flex-wrap:wrap;font-size:.9rem}
.links a{color:var(--muted)}
main{padding:56px 0}
.eyebrow{color:var(--orange);font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
h1{font-size:clamp(2rem,5vw,3.6rem);line-height:1.05;margin:10px 0 18px}
h2{font-size:1.35rem;margin:38px 0 12px}
h3{font-size:1rem;margin:24px 0 8px}
p{color:var(--muted);margin:0 0 16px}
ul,ol{color:var(--muted);padding-left:22px}
li{margin:7px 0}
.lead{font-size:1.08rem;max-width:760px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:24px 0}
.card{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:18px}
.card h2,.card h3{margin-top:0}
.note{border-left:3px solid var(--orange);background:rgba(254,153,0,.08);padding:14px 16px;margin:22px 0;color:var(--muted)}
.code{background:#0d1117;border:1px solid var(--border);border-radius:8px;padding:14px 16px;overflow:auto;color:#bfdbfe}
code{font-family:"SF Mono",Monaco,Consolas,monospace}
table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:8px;overflow:hidden;display:block}
th,td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;color:var(--muted);vertical-align:top}
th{color:var(--text);font-size:.85rem}
tr:last-child td{border-bottom:0}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}
.button{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:8px;padding:10px 16px;color:var(--text);font-weight:700}
.button.primary{background:#2563eb;border-color:#2563eb}
footer{border-top:1px solid var(--border);padding:26px 0;color:var(--soft);font-size:.86rem}
@media(max-width:640px){.nav{align-items:flex-start;flex-direction:column}table{font-size:.86rem}}