.plans {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 40px;
  gap: 10px;
}

.plan-card {
  background: #fff;
  border: 1px solid #e5eaf3;
  border-radius: 12px;
  width: 24%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.plan-card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  transform: translateY(-4px);
}

.plan-header {
  padding: 20px;
  border-bottom: 1px solid #f0f0f0;
  text-align: center;
}

.plan-header h2 {
  font-size: 20px;
  margin: 0;
  color: #222;
  font-weight: 700;
}

.price {
  font-size: 28px;
  color: #007aff;
  margin: 10px 0 0 0;
}

.price small {
  font-size: 14px;
  color: #888;
}

.features {
  padding: 20px;
  font-size: 14px;
  line-height: 1.6;
}

.features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.features li {
  margin-bottom: 6px;
  position: relative;
  padding-left: 16px;
}

.features li::before {
  content: '•';
  color: #007aff;
  position: absolute;
  left: 0;
}

.renewal {
  margin-top: 12px;
  padding: 12px;
  background: #f9fafc;
  border-radius: 6px;
  font-size: 13px;
  color: #555;
}

.btn-buy {
  display: block;
  margin: 0 20px 20px;
  text-align: center;
  background: #edf5fd;
  color: #171a1d;
  text-decoration: none;
  padding: 10px;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
}

.btn-buy:hover {
  background: linear-gradient(90deg, #005ec4, #3385ff);
  color: #fff;
}

@media screen and (max-width: 640px) {
  .plans {
    padding: 0 10px;
  }
  .plan-card {
    width: 48%;
  }
  .features ul {
    display: none;
  }
  .price {
    font-size: 24px;
  }
}