/* ===========================================
   EXPERIENCE TIMELINE
   =========================================== */

.experience-section {
  padding: var(--space-16) var(--space-6);
  max-width: 900px;
  margin: 0 auto;
}

.experience-title {
  font-family: var(--font-display);
  font-size: 1.953rem;
  color: var(--accent-pink);
  text-align: center;
  margin-bottom: var(--space-12);
  letter-spacing: 3px;
}

/* Timeline Container */
.experience-timeline {
  position: relative;
  padding-left: var(--space-16);
}

/* Vertical Timeline Line */
.experience-timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    180deg,
    var(--accent-cyan) 0%,
    var(--accent-cyan) 90%,
    transparent 100%
  );
  border-radius: 3px;
}

/* Timeline Entry */
.timeline-entry {
  position: relative;
  margin-bottom: var(--space-10);
  padding: var(--space-6);
  background: var(--bg-elevated);
  border-radius: 12px;
  border-left: 4px solid var(--accent-cyan);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-entry:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lift);
}

/* Timeline Node (circle) */
.timeline-entry::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-16) - 2px);
  top: var(--space-6);
  width: 16px;
  height: 16px;
  background: var(--accent-pink);
  border-radius: 50%;
  border: 3px solid var(--bg-primary);
  box-shadow: var(--glow-pink);
  z-index: 2;
}

/* First entry: larger node */
.timeline-entry:first-child::before {
  width: 20px;
  height: 20px;
  left: calc(-1 * var(--space-16) - 4px);
}

/* Company Header */
.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid rgba(121, 220, 232, 0.3);
}

.company-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.company-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--accent-pink);
  letter-spacing: 2px;
  margin: 0;
}

.company-location {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.date-range {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--accent-yellow);
  white-space: nowrap;
}

/* Nested Role Entry (for promotions) */
.role-entry {
  background: rgba(42, 43, 59, 0.8);
  border-radius: 8px;
  padding: var(--space-4);
  margin-top: var(--space-4);
  border: 1px solid rgba(121, 220, 232, 0.2);
}

.role-entry:first-of-type {
  margin-top: 0;
}

/* Promoted Badge */
.promoted-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: 0.64rem;
  color: var(--accent-green);
  background: rgba(168, 220, 118, 0.15);
  padding: var(--space-1) var(--space-3);
  border-radius: 4px;
  margin-bottom: var(--space-2);
  letter-spacing: 1px;
}

/* Role Title */
.role-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 var(--space-1) 0;
}

/* Role Dates */
.role-dates {
  font-family: var(--font-body);
  font-size: 0.64rem;
  color: var(--accent-yellow);
  margin-bottom: var(--space-3);
  display: block;
}

/* Role Description */
.role-description {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0;
  padding: 0;
  list-style: none;
}

.role-description li {
  margin-bottom: var(--space-2);
  padding-left: var(--space-4);
  position: relative;
}

.role-description li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* Tech Tags Container */
.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* Scroll Animation States */
.timeline-entry.animate-in {
  opacity: 0;
  transform: translateY(30px);
}

.timeline-entry.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* Staggered delays */
.timeline-entry:nth-child(1).visible { transition-delay: 0ms; }
.timeline-entry:nth-child(2).visible { transition-delay: 150ms; }
.timeline-entry:nth-child(3).visible { transition-delay: 300ms; }
.timeline-entry:nth-child(4).visible { transition-delay: 450ms; }
.timeline-entry:nth-child(5).visible { transition-delay: 600ms; }

/* Responsive: Mobile */
@media (max-width: 639px) {
  .experience-section {
    padding: var(--space-10) var(--space-4);
  }

  .experience-timeline {
    padding-left: var(--space-10);
  }
  
  .experience-timeline::before {
    left: 12px;
    width: 2px;
  }
  
  .timeline-entry::before {
    left: calc(-1 * var(--space-10) - 2px);
    width: 12px;
    height: 12px;
  }
  
  .timeline-entry:first-child::before {
    width: 14px;
    height: 14px;
    left: calc(-1 * var(--space-10) - 3px);
  }
  
  .timeline-entry {
    padding: var(--space-4);
  }
  
  .company-name {
    font-size: 0.8rem;
  }
  
  .timeline-header {
    flex-direction: column;
  }

  .experience-title {
    font-size: 1.25rem;
  }
}