.advantages-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #F5F7FA 0%, white 100%);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.advantage-card {
  background: white;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: 1px solid rgba(42, 92, 170, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(42, 92, 170, 0.12);
}

.advantage-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #2A5CAA, #4A7CC8);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.advantage-card:hover::before {
  opacity: 1;
}

.advantage-icon {
  width: 80px;
  height: 80px;
  background: rgba(42, 92, 170, 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
  background: rgba(42, 92, 170, 0.15);
  transform: scale(1.05);
}

.advantage-icon svg {
  stroke: #2A5CAA;
}

.advantage-card h3 {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  color: #2A5CAA;
  margin-bottom: 15px;
  font-weight: 700;
  line-height: 1.3;
}

.advantage-card p {
  color: #555555;
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 25px;
  flex-grow: 1;
}

.advantage-stats {
  display: flex;
  justify-content: space-around;
  width: 100%;
  margin-top: 15px;
  padding-top: 20px;
  border-top: 1px dashed #E0E0E0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-value {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: #2A5CAA;
  margin-bottom: 5px;
}

.stat-label {
  font-size: 0.85rem;
  color: #777777;
  font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
  }
}

@media (max-width: 768px) {
  .advantages-section {
    padding: 60px 0;
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
  }
  
  .advantage-card {
    padding: 25px;
  }
  
  .advantage-card h3 {
    font-size: 1.3rem;
  }
  
  .stat-value {
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .advantage-stats {
    flex-direction: column;
    gap: 15px;
  }
  
  .stat-item {
    flex-direction: row;
    justify-content: center;
    gap: 10px;
  }
  
  .stat-value {
    margin-bottom: 0;
  }
}