/* ============================================================
   TIMELINE PAGE STYLES
   ============================================================ */

.timeline-section {
  padding: var(--space-2xl) 0 var(--space-5xl);
  background: rgba(255, 255, 255, 0.8);
  position: relative;
}

/* --- Timeline Container --- */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl) 0;
}

/* Center vertical line */
.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--clr-gray-200);
  transform: translateX(-50%);
}

.timeline-line-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, var(--clr-primary), var(--clr-saffron));
  border-radius: var(--radius-full);
  transition: height 0.1s linear;
}

/* --- Timeline Item --- */
.timeline-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: var(--space-3xl);
  width: 100%;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

/* Left-aligned items */
.timeline-item.left {
  flex-direction: row;
  padding-right: calc(50% + 40px);
  text-align: right;
}

/* Right-aligned items */
.timeline-item.right {
  flex-direction: row-reverse;
  padding-left: calc(50% + 40px);
  text-align: left;
}

/* Timeline dot */
.timeline-dot {
  position: absolute;
  left: 50%;
  top: 20px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--clr-white);
  border: 3px solid var(--clr-gray-300);
  transform: translateX(-50%);
  z-index: 2;
  transition: all var(--transition-base);
}

.timeline-item.revealed .timeline-dot {
  border-color: var(--clr-primary);
  background: var(--clr-primary);
  animation: dotPulse 2s ease-in-out infinite;
}

.timeline-dot::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* Timeline card */
.timeline-card {
  background: var(--clr-white);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-gray-200);
  transition: all var(--transition-base);
  position: relative;
}

.timeline-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(255, 107, 53, 0.2);
  transform: translateY(-3px);
}

/* Arrow for cards */
.timeline-item.left .timeline-card::after {
  content: '';
  position: absolute;
  top: 24px;
  right: -10px;
  width: 20px;
  height: 20px;
  background: var(--clr-white);
  border-right: 1px solid var(--clr-gray-200);
  border-bottom: 1px solid var(--clr-gray-200);
  transform: rotate(-45deg);
}

.timeline-item.right .timeline-card::after {
  content: '';
  position: absolute;
  top: 24px;
  left: -10px;
  width: 20px;
  height: 20px;
  background: var(--clr-white);
  border-left: 1px solid var(--clr-gray-200);
  border-top: 1px solid var(--clr-gray-200);
  transform: rotate(-45deg);
}

.timeline-year {
  display: inline-block;
  padding: 2px 14px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-saffron));
  color: white;
  border-radius: var(--radius-full);
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  letter-spacing: 0.5px;
}

.timeline-card h3 {
  font-family: var(--font-accent);
  font-size: var(--fs-base);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--clr-dark);
}

.timeline-card p {
  font-size: var(--fs-sm);
  color: var(--clr-gray-500);
  line-height: 1.7;
}

.timeline-card-tag {
  display: inline-block;
  margin-top: var(--space-sm);
  padding: 2px 10px;
  font-family: var(--font-accent);
  font-size: var(--fs-xs);
  border-radius: var(--radius-full);
  font-weight: 500;
}

.timeline-card-tag.political {
  background: rgba(255, 153, 51, 0.1);
  color: var(--clr-saffron);
}

.timeline-card-tag.legal {
  background: rgba(37, 99, 235, 0.1);
  color: var(--clr-blue);
}

.timeline-card-tag.education {
  background: rgba(19, 136, 8, 0.1);
  color: var(--clr-green);
}

.timeline-card-tag.personal {
  background: rgba(255, 215, 0, 0.15);
  color: #b8860b;
}

/* --- Timeline reveal animations --- */
.timeline-item.left .timeline-card {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.6s cubic-bezier(0.17, 0.55, 0.55, 1);
}

.timeline-item.right .timeline-card {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.6s cubic-bezier(0.17, 0.55, 0.55, 1);
}

.timeline-item.revealed .timeline-card {
  opacity: 1;
  transform: translateX(0);
}

/* --- Start & End Markers --- */
.timeline-start, .timeline-end {
  text-align: center;
  position: relative;
  z-index: 2;
  margin-bottom: var(--space-2xl);
}

.timeline-end {
  margin-top: var(--space-2xl);
  margin-bottom: 0;
}

.timeline-marker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-xl);
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-saffron));
  color: white;
  border-radius: var(--radius-full);
  font-family: var(--font-accent);
  font-size: var(--fs-sm);
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .timeline-line {
    left: 20px;
  }

  .timeline-item.left,
  .timeline-item.right {
    flex-direction: row;
    padding-right: 0;
    padding-left: 60px;
    text-align: left;
  }

  .timeline-dot {
    left: 20px;
  }

  .timeline-item.left .timeline-card::after,
  .timeline-item.right .timeline-card::after {
    left: -10px;
    right: auto;
    border: none;
    border-left: 1px solid var(--clr-gray-200);
    border-top: 1px solid var(--clr-gray-200);
    transform: rotate(-45deg);
  }

  .timeline-item.left .timeline-card,
  .timeline-item.right .timeline-card {
    transform: translateX(30px);
  }

  .timeline-item.revealed .timeline-card {
    transform: translateX(0);
  }
}