/* Education Section Styles */
.education-section {
  background-color: var(--bg-primary);
}

.education-timeline {
  position: relative;
}

.education-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0; /* Let it extend to the bottom of the timeline container */
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-color), var(--accent-color));
  z-index: 1;
}

/* Hide the line after the last education item */
.education-timeline::after {
  content: '';
  position: absolute;
  left: 30px;
  bottom: 0;
  width: 2px;
  height: 40px; /* Height to hide the line below the last item */
  background: var(--bg-primary); /* Match the background to hide the line */
  z-index: 2;
}

.education-item {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-8);
  padding: var(--space-8);
  position: relative;
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
}

.education-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.education-item::before {
  content: '';
  position: absolute;
  left: -45px;
  top: 40px;
  width: 20px;
  height: 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 50%;
  border: 4px solid var(--bg-primary);
  z-index: 2;
  box-shadow: var(--shadow-md);
}

.education-item-compact {
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border-left: 4px solid var(--accent-color);
}

.education-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent-color));
  border-radius: var(--radius-base);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.education-icon svg {
  width: 32px;
  height: 32px;
  color: var(--primary-color);
}

.education-content {
  flex: 1;
}

.degree {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.institution {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--primary-color);
  margin-bottom: var(--space-3);
}

.location-period {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-3);
}

.location,
.period {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.gpa {
  font-size: var(--text-sm);
  color: var(--accent-color);
  font-weight: var(--font-semibold);
  margin-bottom: var(--space-4);
}

.thesis-title {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.highlights {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.highlight-tag {
  background: linear-gradient(135deg, var(--primary-light), var(--accent-color));
  color: var(--primary-color);
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
}

.highlight-tag:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Certifications */
.certifications-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.certification-item {
  background-color: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.certification-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.cert-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent-color));
  border-radius: var(--radius-base);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.cert-icon svg {
  width: 28px;
  height: 28px;
  color: var(--primary-color);
}

.cert-content {
  flex: 1;
}

.cert-name {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.cert-issuer {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-color);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  transition: all var(--transition-fast);
}

.cert-link:hover {
  color: var(--primary-hover);
  transform: translateX(4px);
}

.cert-link svg {
  transition: transform var(--transition-fast);
}

.cert-link:hover svg {
  transform: translateX(2px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .education-timeline::before {
    left: 20px;
  }
  
  .education-item::before {
    left: -30px;
    width: 16px;
    height: 16px;
  }
  
  .education-item {
    padding: var(--space-6);
    margin-left: var(--space-8);
    flex-direction: column;
    text-align: center;
  }
  
  .education-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--space-4);
  }
  
  .education-icon svg {
    width: 28px;
    height: 28px;
  }
  
  .location-period {
    justify-content: center;
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .certification-item {
    flex-direction: column;
    text-align: center;
    padding: var(--space-4);
  }
  
  .cert-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto var(--space-3);
  }
  
  .cert-icon svg {
    width: 24px;
    height: 24px;
  }
}

@media (max-width: 480px) {
  .education-item {
    padding: var(--space-4);
    margin-left: var(--space-6);
  }
  
  .degree {
    font-size: var(--text-lg);
  }
  
  .institution {
    font-size: var(--text-base);
  }
  
  .certification-item {
    padding: var(--space-3);
  }
  
  .cert-name {
    font-size: var(--text-base);
  }
}

/* Animation for education items */
.education-item {
  opacity: 0;
  transform: translateX(-30px);
  animation: slideInLeft 0.6s ease-out forwards;
}

.education-item:nth-child(1) { animation-delay: 0.1s; }
.education-item:nth-child(2) { animation-delay: 0.2s; }
.education-item:nth-child(3) { animation-delay: 0.3s; }

.certification-item {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease-out forwards;
}

.certification-item:nth-child(1) { animation-delay: 0.1s; }
.certification-item:nth-child(2) { animation-delay: 0.2s; }
.certification-item:nth-child(3) { animation-delay: 0.3s; }
.certification-item:nth-child(4) { animation-delay: 0.4s; }

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Hover effects */
.education-item:hover .education-icon {
  transform: scale(1.1);
}

.education-item:hover .highlight-tag {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  color: white;
}

.certification-item:hover .cert-icon {
  transform: scale(1.1);
}

/* Focus states for accessibility */
.education-item:focus-within {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.certification-item:focus-within {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.cert-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}