:root {
  --bg: #0f1419;
  --card: #1a2332;
  --text: #e7ecf3;
  --muted: #8b9bb4;
  --accent: #3b82f6;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
  --border: #2a3544;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px 16px 48px; }
nav {
  display: flex; gap: 16px; flex-wrap: wrap; align-items: center;
  padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--border);
}
nav .brand { font-weight: 700; margin-right: auto; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 16px 18px; margin: 12px 0;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.stat { font-size: 1.6rem; font-weight: 700; }
.muted { color: var(--muted); font-size: 0.9rem; }
.ok { color: var(--ok); } .warn { color: var(--warn); } .err { color: var(--err); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 0.85rem; }
input, select, button, textarea {
  font: inherit; border-radius: 8px; border: 1px solid var(--border);
  background: #0d1218; color: var(--text); padding: 10px 12px;
}
button, .btn {
  background: var(--accent); border: none; color: #fff; cursor: pointer;
  padding: 10px 14px; border-radius: 8px; display: inline-block;
}
button.secondary { background: #334155; }
button.danger { background: var(--err); }
form.inline { display: inline; }
.msg { padding: 10px 12px; border-radius: 8px; background: #1e293b; margin: 10px 0; }
.login-box { max-width: 380px; margin: 80px auto; }
.bar {
  height: 10px; background: #243044; border-radius: 6px; overflow: hidden; margin-top: 6px;
}
.bar > i { display: block; height: 100%; background: linear-gradient(90deg, #22c55e, #3b82f6); }
code { background: #0d1218; padding: 2px 6px; border-radius: 4px; word-break: break-all; }