.professional-timeline {
  padding: 100px 0;
  background: #0a0e17;
  position: relative;
  overflow: hidden;
}

.professional-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 30%, rgba(0, 198, 255, 0.1), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(0, 114, 255, 0.1), transparent 40%);
  z-index: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

.section-header_Prof {
  text-align: center;
  margin-bottom: 60px;
}

.section-title_Prof {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 10px;
  background: linear-gradient(90deg, #00c6ff, #0072ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
  animation: fadeInDown 1s ease;
}

.title-highlight_Prof {
  color: #ffffff;
}

.section-subtitle_Prof {
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.1rem;
  letter-spacing: 1px;
  animation: fadeInUp 1s ease;
}

.timeline-container_Prof {
  position: relative;
}

.timeline-items_Prof {
  display: flex;
  flex-direction: column;
  gap: 40px;
  position: relative;
}

.timeline-items_Prof::before {
  content: '';
  position: absolute;
  top: 0;
  left: 32px;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, #00c6ff, #0072ff);
  z-index: 0;
}

.timeline-item_Prof {
  display: flex;
  flex-direction: column;
  margin-left: 60px;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
  animation: slideInUp 1s ease forwards;
}

.timeline-item_Prof:nth-child(1) {
  animation-delay: 0.1s;
}

.timeline-item_Prof:nth-child(2) {
  animation-delay: 0.3s;
}

.timeline-item_Prof:nth-child(3) {
  animation-delay: 0.5s;
}

.timeline-item_Prof:nth-child(4) {
  animation-delay: 0.7s;
}

.timeline-item_Prof::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 20px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #00c6ff;
  border: 3px solid #0a0e17;
  z-index: 2;
}

.timeline-item_Prof.current::before {
  background: #00c6ff;
  box-shadow: 0 0 0 4px rgba(0, 198, 255, 0.3);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 198, 255, 0.4);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(0, 198, 255, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(0, 198, 255, 0);
  }
}

.item-content_Prof {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: 25px;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.timeline-item_Prof:hover .item-content_Prof {
  transform: translateY(-5px);
  border-color: rgba(0, 198, 255, 0.3);
}

.item-header_Prof {
  display: flex;
  align-items: center;
  margin-bottom: 15px;
  gap: 20px;
  flex-wrap: wrap;
}

.company-logo {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.company-logo img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
}

.position-info {
  flex: 1;
}

.position-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: #ffffff;
}

.company-name {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}

.time-period {
  font-size: 0.85rem;
  color: #00c6ff;
  font-weight: 600;
  background: rgba(0, 198, 255, 0.1);
  padding: 6px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.item-body {
  padding-top: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.achievement-badge,
.project-badge {
  display: inline-block;
  background: linear-gradient(90deg, #00c6ff, #0072ff);
  color: #0a0e17;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 15px;
  animation: shimmer 2s infinite linear;
  background-size: 200% auto;
}

@keyframes shimmer {
  0% {
    background-position: 200% center;
  }

  100% {
    background-position: -200% center;
  }
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-tag {
  background: rgba(0, 198, 255, 0.1);
  color: #00c6ff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Animations */
@keyframes slideInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .timeline-items_Prof::before {
    left: 15px;
  }

  .timeline-item_Prof {
    margin-left: 40px;
  }

  .item-header_Prof {
    flex-direction: column;
    align-items: flex-start;
  }

  .company-logo {
    margin-bottom: 10px;
  }

  .section-title_Prof {
    font-size: 2.4rem;
  }
}

@media (max-width: 480px) {
  .section-title_Prof {
    font-size: 2rem;
  }

  .item-content_Prof {
    padding: 20px;
  }

  .position-title {
    font-size: 1.1rem;
  }
}