:root {
  --bg: #0f172a;
  --card: #111827;
  --text: #e5e7eb;
  --accent: #22d3ee;
  --muted: #94a3b8;
  --good: #22c55e;
  --bad: #f97316;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(180deg, #020617, #0f172a);
  color: var(--text);
}
header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid #1f2937;
}
header h1 { margin: 0 0 0.4rem; }
header p { margin: 0; color: var(--muted); }
main {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}
.card {
  background: rgba(17, 24, 39, 0.88);
  border: 1px solid #1f2937;
  border-radius: 12px;
  padding: 1rem;
}
.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  align-items: end;
}
label { font-size: 0.9rem; color: var(--muted); }
select {
  background: #0b1220;
  border: 1px solid #334155;
  color: var(--text);
  border-radius: 8px;
  padding: 0.45rem;
}
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}
.kpi-grid p { font-size: 1.35rem; margin: 0; color: var(--accent); }
.grid-two {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1rem;
}
.viz { height: 460px; }
.viz.small { height: 260px; }
.viz.trend { height: 300px; }
.meta {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 0.8rem;
}
.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  border-bottom: 1px solid #374151;
  padding: 0.5rem;
  text-align: left;
}
.good { color: var(--good); }
.bad { color: var(--bad); }
@media (max-width: 1020px) {
  .grid-two { grid-template-columns: 1fr; }
}