:root {
  --bg: #0b1014;
  --card: #141b22;
  --ink: #e8eef4;
  --muted: #8a9aab;
  --line: rgba(232, 238, 244, 0.1);
  --accent: #3d9a78;
  --warn: #d4a017;
  --bad: #e35d5d;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(800px 400px at 10% -10%, #163028, transparent), var(--bg); color: var(--ink); font-family: var(--font); }
body { padding: 24px; }
.shell { max-width: 1100px; margin: 0 auto; }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 20px; }
h1 { margin: 0; font-size: 22px; letter-spacing: -0.03em; }
.muted { color: var(--muted); font-size: 13px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 14px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.stat { padding: 12px; border-radius: 12px; background: rgba(255,255,255,0.03); border: 1px solid var(--line); }
.stat b { display: block; font-size: 22px; margin-top: 4px; }
.stat span { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.login { max-width: 380px; margin: 12vh auto; }
input, button {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0f151b;
  color: var(--ink);
  font: inherit;
  margin-top: 8px;
}
button {
  background: var(--accent);
  border: 0;
  font-weight: 600;
  cursor: pointer;
}
button.ghost { background: transparent; border: 1px solid var(--line); width: auto; }
.err { color: var(--bad); font-size: 13px; margin-top: 8px; }
.ok { color: var(--accent); }
.warn { color: var(--warn); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.pill.on { color: var(--accent); border-color: rgba(61,154,120,0.5); }
.pill.off { color: var(--bad); border-color: rgba(227,93,93,0.4); }
.tabs { display: flex; gap: 8px; margin: 12px 0; }
.tabs button { width: auto; padding: 8px 12px; background: transparent; border: 1px solid var(--line); }
.tabs button.on { border-color: var(--accent); color: var(--accent); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }