:root{
  --bg:#0b0f14;--card:#111826;--muted:#93a4b8;--text:#e6eef9;--ok:#18c37e;--bad:#ff5d5d;--warn:#ffcc66;
  --border:#1f2a3a;--shadow: 0 10px 35px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color:var(--text); background: radial-gradient(1100px 600px at 20% 0%, #122034 0%, transparent 55%),
          radial-gradient(800px 500px at 90% 10%, #1a1434 0%, transparent 50%),
          var(--bg);
}
a{color:#7dd3fc;text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:980px;margin:0 auto;padding:28px 18px 60px}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#2dd4bf,#60a5fa);box-shadow:var(--shadow)}
h1{margin:0;font-size:20px;letter-spacing:.2px}
.badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.03)}
.dot{width:10px;height:10px;border-radius:999px;background:var(--warn);box-shadow:0 0 0 4px rgba(255,204,102,.12)}
.grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px;margin-top:18px}
@media (max-width:900px){.grid{grid-template-columns:1fr}}
.card{background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:var(--shadow)}
.card h2{margin:0 0 10px;font-size:16px}
.muted{color:var(--muted);line-height:1.45}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.input{width:100%;padding:12px 12px;border-radius:14px;border:1px solid var(--border);outline:none;background:rgba(0,0,0,.25);color:var(--text)}
.input:focus{border-color:#3b82f6;box-shadow:0 0 0 4px rgba(59,130,246,.18)}
.btn{border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--text);padding:10px 12px;border-radius:14px;cursor:pointer}
.btn:hover{background:rgba(255,255,255,.07)}
.btn.primary{border-color:#2563eb;background:rgba(37,99,235,.18)}
.btn.primary:hover{background:rgba(37,99,235,.24)}
.btn.danger{border-color:#dc2626;background:rgba(220,38,38,.14)}
.btn.danger:hover{background:rgba(220,38,38,.20)}
hr{border:none;border-top:1px solid var(--border);margin:14px 0}
.pin{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;font-size:32px;letter-spacing:.2em;text-align:center;padding:14px;border-radius:18px;border:1px dashed #2b3b55;background:rgba(0,0,0,.25)}
.alert{padding:10px 12px;border-radius:14px;border:1px solid var(--border);background:rgba(255,255,255,.03)}
.alert.ok{border-color:rgba(24,195,126,.55);background:rgba(24,195,126,.10)}
.alert.bad{border-color:rgba(255,93,93,.55);background:rgba(255,93,93,.10)}
.small{font-size:12px;color:var(--muted)}
.footer{margin-top:18px;color:var(--muted);font-size:12px}