.nam-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  margin: 0 auto;
  padding: 1rem;
  max-width: 1600px;
}
.card {
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 4px 12px rgba(0,0,0,.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card header {
  padding: 1rem 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
}
.metric {
  padding: 0 1.25rem;
}
.metric h2 {
  margin: 0;
}
.chart-wrap {
  height: 180px;
}
.card canvas {
  width: 100%;
  height: 140px;
}
.card footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .75rem 1rem;
  font-size: .875rem;
  background: #f7f9fc;
}