:root{
  --bg:#0b0e14;
  --card:#121720;
  --card2:#171d28;
  --text:#f5f7fb;
  --muted:#929cad;
  --line:#252d3a;
  --accent:#4f7cff;
  --accent2:#6b8cff;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;background:
radial-gradient(circle at 10% 0%,rgba(79,124,255,.16),transparent 30%),
radial-gradient(circle at 100% 20%,rgba(79,124,255,.08),transparent 25%),
var(--bg);color:var(--text)}
body{padding:32px 18px}
.shell{max-width:900px;margin:0 auto}
.card{background:linear-gradient(180deg,rgba(23,29,40,.96),rgba(18,23,32,.96));border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 80px rgba(0,0,0,.25)}
.hero{padding:30px;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.brand{display:flex;gap:16px;align-items:center;flex:1;min-width:260px}
.logo{width:58px;height:58px;border-radius:16px;background:linear-gradient(135deg,var(--accent),#7b61ff);display:grid;place-items:center;font-weight:800;font-size:28px;box-shadow:0 12px 35px rgba(79,124,255,.25)}
.eyebrow{font-size:11px;font-weight:700;letter-spacing:.18em;color:#7694ff;margin-bottom:5px}
h1{margin:0;font-size:30px;line-height:1.1}
p{margin:6px 0 0;color:var(--muted)}
.primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--accent);color:white;text-decoration:none;font-weight:700;border-radius:13px;padding:14px 18px;transition:.18s ease}
.primary:hover{background:var(--accent2);transform:translateY(-1px)}
.hint{width:100%;color:var(--muted);font-size:13px}
.grid{display:grid;grid-template-columns:1fr;gap:16px;margin-top:16px}
.grid .card,.steps{padding:22px}
.section-title{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:12px}
.value-row{display:flex;gap:12px;align-items:center}
.value-row code{display:block;flex:1;min-width:0;background:#0d1118;border:1px solid #222a37;border-radius:12px;padding:13px 14px;color:#dfe6f3;white-space:nowrap;overflow:auto;font-size:14px}
.key-row code{white-space:normal;word-break:break-all;line-height:1.45}
.copy{border:1px solid #303a4a;background:#1a2230;color:#dfe6f3;border-radius:11px;padding:11px 13px;cursor:pointer}
.copy:hover{background:#222c3d}
.steps{margin-top:16px}
.steps ol{margin:0;padding-left:22px;color:#d7dde8;line-height:1.8}
.steps b{color:#fff}
footer{text-align:center;color:#647084;font-size:12px;padding:22px}
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:#f5f7fb;color:#111827;padding:10px 14px;border-radius:10px;font-weight:700;font-size:13px;opacity:0;pointer-events:none;transition:.2s ease}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-width:640px){
  body{padding:18px 12px}
  .hero{padding:22px}
  .primary{width:100%}
  .value-row{align-items:stretch;flex-direction:column}
  .copy{width:100%}
}