/* Implementation Section */
.implementation-section {
  padding: 8rem 4rem;
  background: #f8f8f8;
}

.implementation-container {
  max-width: 1200px;
  margin: 0 auto;
}

.implementation-header {
  text-align: center;
  margin-bottom: 6rem;
}

.implementation-title {
  font-size: 4rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 2rem;
}

.implementation-subtitle {
  font-size: 2rem;
  color: #333333;
  max-width: 700px;
  margin: 0 auto;
}

.implementation-timeline {
  position: relative;
}

.implementation-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #e0e0e0;
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: 6rem;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
  font-weight: 700;
  color: #ffffff;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.timeline-content {
  background: #ffffff;
  padding: 3rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  width: calc(50% - 5rem);
  margin-left: 5rem;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-left: 0;
  margin-right: 5rem;
}

.timeline-content h3 {
  font-size: 2.4rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 1.5rem;
}

.timeline-content p {
  font-size: 1.6rem;
  color: #333333;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.timeline-content ul {
  list-style: none;
}

.timeline-content li {
  font-size: 1.5rem;
  color: #333333;
  padding: 0.5rem 0;
  position: relative;
  padding-left: 2rem;
}

.timeline-content li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: #000000;
  font-weight: bold;
}

/* Responsive Design for Implementation Section */
@media (max-width: 992px) {
  .implementation-timeline::before {
    left: 30px;
  }
  
  .timeline-number {
    left: 30px;
  }
  
  .timeline-content {
    width: calc(100% - 10rem);
    margin-left: 10rem;
  }
  
  .timeline-item:nth-child(even) .timeline-content {
    margin-left: 10rem;
    margin-right: 0;
  }
}

@media (max-width: 768px) {
  .implementation-title {
    font-size: 3rem;
  }
  
  .implementation-subtitle {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .implementation-section {
    padding: 4rem 2rem;
  }
  
  .implementation-title {
    font-size: 2.5rem;
  }
}