.tl {
  position: relative;
  margin: 0.4rem auto 0;
  padding: 0.4rem 0 1.2rem;
  max-width: 24rem;
  isolation: isolate;
}

.tl::before {
  content: "";
  position: absolute;
  top: 1.1rem;
  bottom: 1.4rem;
  left: 50%;
  width: 1px;
  background: var(--charcoal);
  transform: translateX(-50%);
}

.tl__date {
  position: relative;
  z-index: 1;
  width: fit-content;
  margin: 0 auto 1.6rem;
  padding: 0.35rem 0.95rem;
  border: 1.5px solid var(--brown);
  border-radius: 999px;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  color: var(--brown);
  background: color-mix(in srgb, var(--bg) 92%, white);
}

.tl__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.55rem;
}

.tl__item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.tl__item::after {
  content: "";
  position: absolute;
  top: 3.2rem;
  left: 50%;
  width: 10px;
  height: 1px;
  background: var(--charcoal);
  transform: translateX(-50%);
}

.tl__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.2rem;
  padding-inline: 0.35rem;
}

.tl__item--left .tl__card {
  grid-column: 1;
  padding-right: 0.85rem;
}

.tl__item--right .tl__card {
  grid-column: 2;
  padding-left: 0.85rem;
}

.tl__icon {
  display: grid;
  place-items: center;
  width: 4.6rem;
  height: 4.6rem;
  color: var(--charcoal);
}

.tl__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.tl__icon--end {
  width: 5.4rem;
  height: 4.2rem;
  color: var(--brown);
}

.tl__icon--end svg text {
  dominant-baseline: middle;
}

.tl__card time {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  font-size: 1.35rem;
  line-height: 1.1;
  color: var(--ink-strong);
}

.tl__title-row {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  max-width: 100%;
}

.tl__card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.15;
  color: var(--ink-strong);
}

.tl__info {
  position: relative;
  flex: 0 0 auto;
}

.tl__info summary {
  list-style: none;
  width: 1.05rem;
  height: 1.05rem;
  border: 1px solid var(--charcoal);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-size: 0.72rem;
  font-style: italic;
  line-height: 1;
  cursor: pointer;
  color: var(--charcoal);
  background: color-mix(in srgb, var(--white) 80%, transparent);
}

.tl__info summary::-webkit-details-marker {
  display: none;
}

.tl__popup {
  position: absolute;
  top: calc(100% + 0.45rem);
  left: 50%;
  z-index: 30;
  width: max(9.5rem, 42vw);
  max-width: 11rem;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(63, 63, 64, 0.14);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--ink-soft);
  text-align: left;
  transform: translateX(-50%);
}

.tl__item--left .tl__popup {
  left: auto;
  right: 0;
  transform: none;
}

.tl__item--right .tl__popup {
  left: 0;
  transform: none;
}

.tl__heart {
  position: absolute;
  top: 2.5rem;
  left: 50%;
  z-index: 20;
  display: grid;
  place-items: center;
  width: 3.1rem;
  height: 3.1rem;
  margin: 0;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--brown) 18%, transparent);
  border-radius: 50%;
  font-size: 1.55rem;
  line-height: 1;
  color: color-mix(in srgb, var(--brown) 72%, transparent);
  background: rgba(255, 253, 248, 0.16);
  box-shadow:
    0 10px 28px rgba(75, 43, 18, 0.14),
    inset 0 0 0 1px rgba(255, 253, 248, 0.35);
  backdrop-filter: blur(14px) saturate(1.25);
  -webkit-backdrop-filter: blur(14px) saturate(1.25);
  transform: translate(-50%, -50%);
  will-change: top;
  pointer-events: none;
}

.tl__heart::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: inherit;
  backdrop-filter: inherit;
  -webkit-backdrop-filter: inherit;
  z-index: -1;
}

@media (prefers-reduced-motion: reduce) {
  .tl__heart {
    top: 52%;
    will-change: auto;
  }
}