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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: #f5f5f5;
}

#root {
  height: 100vh;
}

.ant-layout {
  min-height: 100vh;
}

.site-layout-background {
  background: #fff;
}

.logo {
  height: 32px;
  margin: 16px;
  background: rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 16px;
}

.ant-layout-sider-collapsed .logo {
  font-size: 12px;
}

.content-layout {
  margin: 24px 16px;
  padding: 24px;
  background: #fff;
  min-height: 280px;
}

.page-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
}

.page-title {
  font-size: 20px;
  font-weight: 600;
  color: #262626;
  margin-bottom: 8px;
}

.page-description {
  color: #8c8c8c;
  font-size: 14px;
}

.stat-card {
  text-align: center;
  padding: 24px;
}

.stat-number {
  font-size: 32px;
  font-weight: bold;
  color: #1890ff;
  margin-bottom: 8px;
}

.stat-label {
  color: #8c8c8c;
  font-size: 14px;
}

.chart-container {
  background: #fff;
  padding: 24px;
  border-radius: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.table-actions {
  margin-bottom: 16px;
}

.table-actions .ant-btn {
  margin-right: 8px;
}

.search-form {
  background: #fff;
  padding: 24px;
  margin-bottom: 16px;
  border-radius: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.form-actions {
  text-align: right;
  margin-top: 16px;
}

.form-actions .ant-btn {
  margin-left: 8px;
}