.personal-stats {
  padding: 20px 0;
}

.personal-stats-header {
  text-align: center;
  margin-bottom: 30px;
}

.personal-stats-header h3 {
  color: #333;
  font-size: 24px;
  margin-bottom: 10px;
}

.personal-stats-header p {
  color: #666;
  font-size: 14px;
}

.personal-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.personal-stat-card {
  background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
  border-radius: 12px;
  padding: 24px;
  color: white;
  box-shadow: 0 4px 6px rgba(40, 167, 69, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.personal-stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(40, 167, 69, 0.3);
}

.personal-stat-card h4 {
  font-size: 14px;
  opacity: 0.9;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

.personal-stat-card .value {
  font-size: 42px;
  font-weight: bold;
  margin-bottom: 5px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.personal-stat-card .label {
  font-size: 12px;
  opacity: 0.8;
}

.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 30px;
}

.chart-container {
  background: white;
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.chart-container h4 {
  color: #333;
  margin-bottom: 20px;
  font-size: 18px;
  font-weight: 600;
}

.activity-timeline {
  background: white;
  border-radius: 8px;
  padding: 24px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  margin-top: 30px;
}

.activity-timeline h4 {
  color: #333;
  margin-bottom: 20px;
  font-size: 18px;
  font-weight: 600;
}

.breakdown-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.breakdown-item {
  background: #f8f9fa;
  border-radius: 8px;
  padding: 15px;
  text-align: center;
}

.breakdown-item .value {
  font-size: 24px;
  font-weight: bold;
  color: #28a745;
  margin-bottom: 5px;
}

.breakdown-item .label {
  font-size: 12px;
  color: #666;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.achievement-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
  color: #333;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  margin-top: 15px;
  box-shadow: 0 2px 4px rgba(255, 215, 0, 0.3);
}

.loading-personal-stats {
  text-align: center;
  padding: 60px;
  color: #666;
  font-size: 16px;
}

.no-personal-data {
  text-align: center;
  padding: 60px;
  color: #999;
  font-size: 16px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.no-personal-data p {
  margin-bottom: 20px;
}

.get-started-btn {
  background-color: #28a745;
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 24px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.get-started-btn:hover {
  background-color: #218838;
}

@media (max-width: 768px) {
  .personal-stats-grid {
    grid-template-columns: 1fr;
  }

  .personal-stat-card .value {
    font-size: 32px;
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }

  .breakdown-stats {
    grid-template-columns: 1fr 1fr;
  }
}
