body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: #fafafa;
  color: #333;
}
.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px;
}
header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.logo {
  width: 40px;
  height: 40px;
}
h1 {
  margin: 0;
  font-size: 26px;
}
.chart {
  padding: 20px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px #0000000f;
}