/* styles/experience.css */
.experience {
  position: relative;
  padding: 4rem 0;
  background-color: var(--bg-color);
  overflow: hidden;
}

.experience::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(var(--primary-color-rgb), 0.05) 0%, transparent 70%);
  z-index: -1;
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  z-index: 0;
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 50px;
  opacity: 0;
  transform: translateY(30px);
}

.timeline-item.animate {
  animation: fadeInUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(var(--order) * 0.15s);
}

.timeline-content {
  position: relative;
}

.timeline-date {
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.timeline-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 5px 15px var(--shadow-color);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
}

.timeline-item:hover .timeline-card {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px var(--shadow-color);
}

.timeline-icon {
  position: absolute;
  left: -40px;
  top: 0;
  width: 36px;
  height: 36px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 3px 10px rgba(var(--primary-color-rgb), 0.3);
  z-index: 1;
}

.timeline-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--heading-color);
  position: relative;
}

.timeline-card h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  font-weight: 500;
}

.timeline-duration {
  font-size: 0.85rem;
  color: var(--text-color);
  opacity: 0.8;
  margin-bottom: 1rem;
  font-style: italic;
}

.timeline-card ul {
  list-style-type: none;
  padding-left: 0;
  margin-top: 0.5rem;
}

.timeline-card li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
  opacity: 0.9;
  line-height: 1.5;
  font-size: 0.95rem;
}

.timeline-card li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-size: 1rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
      opacity: 0;
      transform: translateY(30px);
  }
  to {
      opacity: 1;
      transform: translateY(0);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .experience {
      padding: 3rem 0;
  }
  
  .timeline {
      padding: 1rem 0;
      max-width: 90%;
  }
  
  .timeline::before {
      left: 18px;
  }
  
  .timeline-item {
      padding-left: 45px;
  }
  
  .timeline-icon {
      left: -35px;
      width: 32px;
      height: 32px;
  }
}

@media (max-width: 480px) {
  .timeline-card {
      padding: 1.2rem;
  }
  
  .timeline-card h3 {
      font-size: 1.1rem;
  }
  
  .timeline-card h4 {
      font-size: 0.95rem;
  }
  
  .timeline-card li {
      font-size: 0.9rem;
  }
}