* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body, #app {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
  background: #f0f2f5;
}

.page-container {
  padding: 20px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: #1f2937;
}

.card {
  background: #fff;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  margin-bottom: 16px;
}

.stat-card {
  background: #fff;
  border-radius: 8px;
  padding: 16px 20px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.stat-label {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: #1f2937;
}
