.layana-case-study .copper-timeline {
  position: relative;
  margin-top: 1.5rem;
  padding-left: 2.4rem;
}

.layana-case-study .ct-rail {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 7px;
  overflow: hidden;
  width: 2px;
  border-radius: 2px;
  background: var(--j-rule);
}

.layana-case-study .ct-rail-fill {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, var(--j-orange), #ffb154);
  transition: height 0.15s linear;
}

.layana-case-study .ct-item {
  position: relative;
  padding-bottom: 1.8rem;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.layana-case-study .ct-item.in {
  opacity: 1;
  transform: none;
}

.layana-case-study .ct-item:last-child {
  padding-bottom: 0;
}

.layana-case-study .ct-dot {
  position: absolute;
  top: 3px;
  left: -2.4rem;
  z-index: 1;
  width: 16px;
  height: 16px;
  border: 2px solid var(--j-rule);
  border-radius: 50%;
  background: #fff;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.layana-case-study .ct-item.passed .ct-dot,
.layana-case-study .ct-item:hover .ct-dot {
  border-color: var(--j-orange);
  background: var(--j-orange);
  box-shadow: 0 0 0 4px rgba(242, 133, 0, 0.15);
}

.layana-case-study .ct-item.passed .ct-dot {
  transform: scale(1.1);
}

.layana-case-study .ct-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.8rem;
  margin-bottom: 0.55rem;
}

.layana-case-study .ct-year {
  color: var(--j-orange);
  font-family: var(--mono);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.layana-case-study .ct-era-name {
  color: #999;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.layana-case-study .ct-body {
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--j-rule);
  border-left: 3px solid transparent;
  border-radius: 4px;
  background: #fff;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.layana-case-study .ct-item.passed .ct-body {
  border-left-color: var(--j-orange);
}

.layana-case-study .ct-item:hover .ct-body {
  border-left-color: var(--j-orange);
  box-shadow: 0 4px 18px rgba(9, 45, 110, 0.08);
  transform: translateX(2px);
}

.layana-case-study .ct-body h3 {
  margin: 0 0 0.5rem;
  color: var(--j-blue);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}

.layana-case-study .ct-body p {
  margin-bottom: 0.7rem;
  color: #555;
  font-size: 0.91rem;
  line-height: 1.75;
}

.layana-case-study .ct-body p:last-child {
  margin-bottom: 0;
}

.layana-case-study .ct-example {
  padding: 0.7rem 0.95rem;
  border-radius: 4px;
  background: #f6f6f6;
  color: #555;
  font-size: 0.84rem;
}

.layana-case-study .ct-example strong {
  color: var(--j-blue);
}

@media (prefers-reduced-motion: reduce) {
  .layana-case-study .ct-item {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .layana-case-study .ct-rail-fill {
    transition: none;
  }
}