:root{
  --bg:#ffffff; --card:#ffffff; --text:#0f172a; --muted:#64748b;
  --border:#e2e8f0; --shadow:0 10px 30px rgba(2,6,23,.08);
  --accent:#2563eb; --good:#16a34a; --warn:#f59e0b; --bad:#ef4444; --grid:#e5e7eb;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b1220; --card:#0f1a2b; --text:#e5e7eb; --muted:#94a3b8;
    --border:#1f2a3d; --shadow:0 10px 30px rgba(0,0,0,.35);
    --accent:#60a5fa; --grid:#223048;
  }
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 10% 10%, rgba(37,99,235,.10), transparent 60%),
              radial-gradient(900px 500px at 90% 20%, rgba(22,163,74,.08), transparent 55%),
              var(--bg);
  color:var(--text);
}
.wrap{max-width:1040px;margin:22px auto;padding:0 16px 28px}
header{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:14px}
.title{display:flex;flex-direction:column;gap:4px}
h1{margin:0;font-size:26px;letter-spacing:.2px}
.sub{color:var(--muted);font-size:13px}
.top-controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.select,button{
  border:1px solid var(--border);background:var(--card);color:var(--text);
  border-radius:12px;padding:10px 12px;box-shadow:var(--shadow);font-size:14px
}
.select{display:flex;align-items:center;gap:10px}
select{
  border:1px solid var(--border);background:transparent;color:var(--text);
  border-radius:10px;padding:6px 10px;outline:none
}
button{cursor:pointer;transition:transform .06s ease,opacity .2s ease;display:flex;align-items:center;gap:10px;user-select:none}
button:active{transform:translateY(1px)}
button:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-primary{border-color:rgba(37,99,235,.35);background:linear-gradient(180deg, rgba(37,99,235,.22), rgba(37,99,235,.08))}
.btn-ghost{background:transparent;box-shadow:none}
.grid{display:grid;grid-template-columns:420px 1fr;gap:14px}
@media (max-width:980px){.grid{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:14px}
.card h2{margin:0 0 10px 0;font-size:14px;color:var(--muted);font-weight:600;letter-spacing:.2px}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
.stat{padding:12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.02)}
.stat .k{color:var(--muted);font-size:12px;margin-bottom:6px}
.stat .v{font-size:20px;font-weight:700}
.stat small{color:var(--muted);font-weight:600}
.center{display:flex;flex-direction:column;gap:10px}
.statusbar{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.02)
}
.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);color:var(--muted);font-size:12px;white-space:nowrap}
.dot{width:8px;height:8px;border-radius:99px;background:var(--muted);box-shadow:0 0 0 4px rgba(100,116,139,.12)}
.dot.good{background:var(--good);box-shadow:0 0 0 4px rgba(22,163,74,.15)}
.dot.warn{background:var(--warn);box-shadow:0 0 0 4px rgba(245,158,11,.18)}
.dot.bad{background:var(--bad);box-shadow:0 0 0 4px rgba(239,68,68,.18)}
.hint{color:var(--muted);font-size:12px;margin-top:2px;line-height:1.35}
.graph-wrap{height:240px}
canvas{width:100%;height:100%;display:block;border-radius:14px;border:1px solid var(--border);background:rgba(255,255,255,.02)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px 8px;border-bottom:1px solid var(--border);text-align:left;color:var(--text)}
th{color:var(--muted);font-weight:600;font-size:12px}
.row-actions{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:8px}
.mono{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
pre{
  margin:0;padding:12px;border:1px solid var(--border);border-radius:14px;
  background:rgba(255,255,255,.02);color:var(--muted);overflow:auto;max-height:220px;
  font-size:12px;line-height:1.35
}