.dma-intro {
  padding: 60px 0;
}

.intro-content {
  padding: 40px;
  text-align: center;
}

.intro-content h2 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.intro-content p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.dma-advantages,
.dma-applications,
.dma-firmware {
  padding: 80px 0;
}

.advantages-grid,
.applications-grid {
  margin-top: 40px;
}

.advantage-card,
.application-card {
  text-align: center;
  padding: 30px;
}

.advantage-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.advantage-card h3,
.application-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--neon-blue);
}

.advantage-card p,
.application-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.firmware-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 40px;
}

.firmware-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 30px;
  padding: 30px;
}

.firmware-info {
  flex: 1;
}

.firmware-info > div {
  margin-bottom: 15px;
}

.firmware-info .label {
  font-weight: 600;
  color: var(--neon-blue);
  margin-right: 10px;
}

.firmware-info .value {
  color: var(--text-primary);
}

.firmware-changelog ul {
  list-style: none;
  margin-top: 10px;
  padding-left: 20px;
}

.firmware-changelog li {
  padding: 5px 0;
  padding-left: 20px;
  position: relative;
}

.firmware-changelog li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--neon-pink);
}

.firmware-item .btn {
  flex-shrink: 0;
  margin-top: 10px;
}

@media screen and (max-width: 768px) {
  .firmware-item {
    flex-direction: column;
  }
  
  .firmware-item .btn {
    width: 100%;
    text-align: center;
  }
  
  .advantages-grid,
  .applications-grid {
    grid-template-columns: 1fr;
  }
}