/* ==========================================================================
   schedule.css — #schedule
   タイムライン形式
   ========================================================================== */

.opg-schedule { background: #fff; }

.opg-timeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 880px) {
  .opg-timeline { grid-template-columns: 1fr; gap: 32px; }
}

.opg-timeline__rail {
  position: relative;
}
.opg-timeline__rail::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: var(--opg-grad-rainbow);
  border-radius: 2px;
}

.opg-timeline__row {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  padding: 16px 0;
  align-items: start;
}
.opg-timeline__dot {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 3px solid #fff;
  margin-top: 2px;
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  color: #fff;
  font-family: var(--opg-font-en);
  font-size: 11px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.opg-timeline__row--final .opg-timeline__dot {
  width: 56px;
  height: 56px;
  margin-left: -9px;
  margin-top: -6px;
  background: var(--opg-ink) !important;
}
.opg-timeline__date {
  font-family: var(--opg-font-en);
  font-size: var(--opg-text-sm);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.opg-timeline__date--tbd {
  color: oklch(55% 0.18 30);
  font-style: italic;
}
.opg-timeline__desc {
  font-size: var(--opg-text-sm);
  color: var(--opg-ink-mute);
  margin-top: 2px;
  font-weight: 500;
}
.opg-timeline__row--final .opg-timeline__date {
  font-size: 22px;
  background: var(--opg-grad-rainbow);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.opg-timeline__row--final .opg-timeline__date--tbd {
  background: none;
  -webkit-text-fill-color: oklch(55% 0.18 30);
  color: oklch(55% 0.18 30);
}
.opg-timeline__row--final .opg-timeline__desc {
  font-size: var(--opg-text-sm);
  color: var(--opg-ink-soft);
  font-weight: 700;
}

.opg-timeline__photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  position: sticky;
  top: 96px;
}
.opg-timeline__photo {
  aspect-ratio: 4/5;
  border-radius: var(--opg-radius-md);
  background: var(--opg-paper-2);
  position: relative;
  overflow: hidden;
  box-shadow: 0 14px 36px -16px rgba(10,10,20,0.25);
}
.opg-timeline__photo:nth-child(2) { margin-top: 32px; }
.opg-timeline__photo:nth-child(3) { margin-top: -16px; }
.opg-timeline__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.opg-timeline__photo:hover img {
  transform: scale(1.04);
}

/* Entry row distinct style */
.opg-timeline__row--entry .opg-timeline__dot--entry {
  background: var(--opg-grad-rainbow);
  font-size: 14px;
  color: #fff;
}
.opg-timeline__row--entry .opg-timeline__date {
  font-size: 16px;
  color: var(--opg-ink);
}
.opg-timeline__row--entry .opg-timeline__desc {
  color: var(--opg-ink);
  font-weight: 700;
}