/* reports.css */
:root {
  --primary-color: #1890ff;
  --secondary-color: #722ed1;
  --success-color: #52c41a;
  --warning-color: #faad14;
  --error-color: #f5222d;
  --text-color: #333;
  --text-secondary: #666;
  --border-color: #e8e8e8;
  --bg-color: #f5f7fa;
  --card-bg: #fff;
  --hover-color: #f0f5ff;
  --active-color: #d6e4ff;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.5;
}

.reports-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.reports-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.reports-header h1 {
  font-size: 24px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-color);
}

.reports-header h1 i {
  color: var(--primary-color);
}

.date-selector {
  display: flex;
  gap: 16px;
  align-items: center;
}

#month-select {
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--card-bg);
  color: var(--text-color);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

#month-select:hover {
  border-color: var(--primary-color);
}

.export-btn {
  padding: 8px 16px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.export-btn:hover {
  opacity: 0.9;
  box-shadow: var(--shadow-md);
}

.stats-overview {
  display: flex;
  flex-wrap: nowrap;
  gap: 24px;
  margin-bottom: 32px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.stat-card {
  min-width: 250px;
  flex-shrink: 0;
}

.stat-card {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
}

.stat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.stat-header i {
  font-size: 24px;
  color: var(--primary-color);
}

.stat-header h3 {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
}

.stat-value {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-change {
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.stat-change.positive {
  color: var(--success-color);
}

.stat-change.negative {
  color: var(--error-color);
}

.stat-change.neutral {
  color: var(--text-secondary);
}

.chart-container {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-sm);
}

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

.chart-header h2 {
  font-size: 18px;
  font-weight: 600;
}

.chart-legend {
  display: flex;
  gap: 16px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: var(--text-secondary);
}

.legend-color {
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.legend-color.success {
  background-color: var(--success-color);
}

.legend-color.refund {
  background-color: var(--warning-color);
}

.legend-color.return {
  background-color: var(--error-color);
}

.chart-wrapper {
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.chart-image {
  width: 100%;
  height: auto;
  display: block;
}

.detailed-reports {
  background-color: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

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

.section-header h2 {
  font-size: 18px;
  font-weight: 600;
}

.search-filter {
  display: flex;
  gap: 8px;
}

.search-filter input {
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: var(--transition);
}

.search-filter input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

.search-filter button {
  padding: 8px 16px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.search-filter button:hover {
  background-color: #40a9ff;
}

.report-table-container {
  width: 100%;
  overflow-x: auto;
}

.report-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.report-table th,
.report-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.report-table th {
  font-weight: 500;
  color: var(--text-secondary);
  background-color: #fafafa;
}

.report-table tr:hover {
  background-color: var(--hover-color);
}

.report-table tr:active {
  background-color: var(--active-color);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
}

.badge.success {
  background-color: rgba(82, 196, 26, 0.1);
  color: var(--success-color);
}

.badge.refund {
  background-color: rgba(250, 173, 20, 0.1);
  color: var(--warning-color);
}

.badge.return {
  background-color: rgba(245, 34, 45, 0.1);
  color: var(--error-color);
}

.view-details {
  padding: 4px 8px;
  background-color: transparent;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.view-details:hover {
  background-color: rgba(24, 144, 255, 0.1);
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.pagination button {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background-color: var(--card-bg);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.pagination button:hover:not(:disabled) {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination button.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .reports-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  
  .date-selector {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
  }
  
  .export-btn {
    width: 100%;
    justify-content: center;
  }
  
  .stats-overview {
    display: flex;
    flex-wrap: nowrap;
    gap: 16px;
  }
  
  .stat-card {
    min-width: 220px;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  
  .search-filter {
    width: 100%;
  }
  
  .search-filter input {
    flex: 1;
  }
}

@media (max-width: 480px) {
  .reports-container {
    padding: 16px;
  }
  
  .chart-legend {
    flex-wrap: wrap;
    gap: 8px;
  }
}