/* Timeline grid wrapper */
.timeline-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.col {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.col h2 {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* Timeline vertical line */
.col .contents {
  padding: 0px 30px;
  margin-top: 0;
  padding-top: 0;
  border-left: 2px solid #bababa;
  position: relative;
  height: 82.5%;
}

.timeline-dot {
  position: absolute;
  left: -8.5px; 
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--accent);
  z-index: 1;
}

/* Box (timeline card) */
.col .contents .box {
	position: relative;
	padding: 1.2rem 1.5rem;
	margin-bottom: 2rem;
	background: #fff;
	border-radius: 8px;
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
	border-left: 4px solid transparent;
	transition: border-left-color 0.4s ease, transform 0.4s ease, box-shadow 0.4s ease;
	will-change: transform, box-shadow;
	display: bloc
}

.col .contents .box:first-child {
  margin-top: 0.5rem;
}

.col .box:hover {
  background-color: #f9f9ff;
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06), 0 5px 15px rgba(0, 0, 0, 0.04);
  border-left-color: var(--accent);
}

.col .box:focus-within,
.col .box:focus-visible {
  outline: 2px dashed var(--accent);
  outline-offset: 6px;
}

.col .box:hover::before {
  background-color: #6552D0aa;
}

/* Timeline box content layout */
.box-inner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

/* Typography */
.col .box h3 {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 0.2rem;
}

.col .box h4 {
  font-size: 1.2rem;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.col .box p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

/* Timeline logos */
.timeline-logo {
  width: 90px;
  height: 90px;
  object-fit: contain;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.box-inner {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
}