.account-container {
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 20px;
  font-family: 'Poppins', sans-serif;
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.account-header {
  text-align: center;
  margin-bottom: 40px;
}

.account-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: #161925;
  margin-bottom: 10px;
}

.account-header p {
  font-size: 18px;
  color: #666;
}

.account-tabs {
  display: flex;
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 30px;
}

.tab-item {
  padding: 15px 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 500;
  color: #666;
  position: relative;
  transition: all 0.3s ease;
}

.tab-item:hover {
  color: #0062FF;
}

.tab-item.active {
  color: #0062FF;
  font-weight: 600;
}

.tab-item.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #0062FF, #00C6FF);
  border-radius: 3px 3px 0 0;
}

.tab-icon {
  font-size: 24px;
}

.section-description {
  margin-bottom: 30px;
}

.section-description h3 {
  font-size: 28px;
  color: #161925;
  margin-bottom: 10px;
}

.section-description p {
  color: #666;
  font-size: 17px;
}

.status-card {
  display: flex;
  align-items: center;
  padding: 20px;
  border-radius: 12px;
  margin-bottom: 30px;
  gap: 20px;
}

.status-card.success {
  background: rgba(40, 167, 69, 0.1);
  border-left: 4px solid #28a745;
}

.status-icon {
  width: 50px;
  height: 50px;
  background: #28a745;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: bold;
}

.status-content h4 {
  font-size: 20px;
  color: #161925;
  margin: 0 0 5px;
}

.status-content p {
  color: #555;
  margin: 0;
}

.plan-details, .version-details {
  background: white;
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  margin-bottom: 30px;
}

.plan-details h4, .version-details h4 {
  font-size: 20px;
  color: #161925;
  margin-top: 0;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
}

.plan-details ul, .version-details ul {
  padding-left: 20px;
}

.plan-details li, .version-details li {
  margin-bottom: 10px;
  color: #555;
  position: relative;
  padding-left: 10px;
}

.plan-details li::before, .version-details li::before {
  content: '•';
  color: #0062FF;
  font-weight: bold;
  position: absolute;
  left: -15px;
}

.action-buttons {
  display: flex;
  gap: 15px;
}

.primary-button {
  background: linear-gradient(135deg, #0062FF, #00C6FF);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 14px 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 98, 255, 0.3);
  position: relative;
  overflow: hidden;
}

.primary-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 98, 255, 0.4);
}

.primary-button:active {
  transform: translateY(0);
}

.secondary-button {
  background: transparent;
  color: #0062FF;
  border: 2px solid #0062FF;
  border-radius: 8px;
  padding: 14px 30px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.secondary-button:hover {
  background: rgba(0, 98, 255, 0.1);
}

.plans-grid, .versions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 25px;
}

.plan-card, .version-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.plan-card:hover, .version-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 30px rgba(0, 98, 255, 0.15);
  border-color: rgba(0, 98, 255, 0.3);
}

.plan-card::before, .version-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, #0062FF, #00C6FF);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.plan-card:hover::before, .version-card:hover::before {
  opacity: 1;
}

.plan-header, .version-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid #f0f0f0;
}

.plan-header h5, .version-header h5 {
  font-size: 22px;
  color: #161925;
  margin: 0;
}

.plan-price, .version-price {
  font-size: 28px;
  font-weight: 700;
  color: #0062FF;
}

.plan-price span {
  font-size: 16px;
  font-weight: normal;
  color: #666;
}

.plan-features, .version-features {
  padding-left: 0;
  margin-bottom: 25px;
  min-height: 180px;
}

.plan-features li, .version-features li {
  margin-bottom: 10px;
  color: #555;
  padding-left: 25px;
  position: relative;
}

.plan-features li::before, .version-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #28a745;
  font-weight: bold;
}

.buy-button {
  width: 100%;
  background: linear-gradient(135deg, #0062FF, #00C6FF);
  color: white;
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 98, 255, 0.3);
}

.buy-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 98, 255, 0.4);
}

@media (max-width: 768px) {
  .plans-grid, .versions-grid {
    grid-template-columns: 1fr;
  }
  
  .account-tabs {
    flex-direction: column;
  }
  
  .tab-item {
    justify-content: center;
  }
  
  .action-buttons {
    flex-direction: column;
  }
  
  .plan-features, .version-features {
    min-height: auto;
  }
}

@media (max-width: 480px) {
  .account-header h2 {
    font-size: 28px;
  }
  
  .section-description h3 {
    font-size: 24px;
  }
  
  .plan-header, .version-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}