.section-functional {
  padding: 60px 30px;
  max-width: 1400px;
  margin: 0 auto;
  text-align: center;
}

.text-block .feature-card h4 {
  font-size: 18px;
  margin-top: 15px;
  margin-bottom: 20px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.feature-card {
  background: #fff;
  padding: 25px 20px;
  border-radius: 12px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.05);
  text-align: left;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 20px rgba(0,0,0,0.1);
}

.feature-card h4 {
  font-size: 20px;
  margin-bottom: 10px;
  color: #333;
}

.feature-card p {
  font-size: 18px;
  color: #666;
  line-height: 1.4;
}

@media (min-width: 768px) and (max-width: 1400px) {
.text-block .feature-card h4 {
  font-size: clamp(18px, 18px + 0.00316*(100vw - 768px), 20px);
}
}