.schedule .section-layout {
  display: block;
}

.schedule .section-heading {
  margin-bottom: 34px;
}

.schedule-calendar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 24px;
  align-items: start;
}

.calendar-card,
.calendar-agenda {
  border: 1px solid rgba(16, 44, 64, 0.14);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 18px 48px rgba(7, 27, 42, 0.08);
}

.calendar-card {
  overflow: hidden;
}

.calendar-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  color: #fff;
  background: linear-gradient(135deg, #102c40, #315d54);
}

.calendar-toolbar h3 {
  margin: 0;
  font-family: "Noto Serif JP", "Yu Mincho", serif;
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  letter-spacing: 0.05em;
}

.calendar-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.calendar-control {
  min-width: 38px;
  min-height: 38px;
  padding: 0 12px;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.08);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.calendar-control:hover,
.calendar-control:focus-visible {
  background: rgba(255, 255, 255, 0.18);
  outline: none;
}

.calendar-control.is-today {
  font-size: 0.76rem;
}

.calendar-weekdays,
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.calendar-weekdays {
  border-bottom: 1px solid #d9e0e2;
  background: #f4f7f7;
}

.calendar-weekdays span {
  padding: 10px 6px;
  color: #66737a;
  font-size: 0.76rem;
  font-weight: 700;
  text-align: center;
}

.calendar-weekdays span:first-child {
  color: #a54b4b;
}

.calendar-weekdays span:last-child {
  color: #416b8a;
}

.calendar-day {
  position: relative;
  min-height: 112px;
  padding: 8px;
  border-right: 1px solid #e0e5e6;
  border-bottom: 1px solid #e0e5e6;
  background: #fff;
}

.calendar-day:nth-child(7n) {
  border-right: 0;
}

.calendar-day.is-outside {
  color: #aeb7bb;
  background: #f8f9f9;
}

.calendar-day.is-today {
  background: linear-gradient(180deg, rgba(167, 211, 213, 0.2), rgba(255, 255, 255, 1));
}

.calendar-date {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin: 0 0 5px auto;
  font-size: 0.78rem;
  font-weight: 700;
}

.calendar-day.is-today .calendar-date {
  color: #fff;
  border-radius: 50%;
  background: #315d54;
}

.calendar-event {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 7px 8px;
  color: #102c40;
  border: 0;
  border-left: 3px solid #b89a62;
  background: #edf5f4;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
}

.calendar-event:hover,
.calendar-event:focus-visible {
  background: #deecea;
  outline: 2px solid rgba(49, 93, 84, 0.2);
}

.calendar-event small {
  display: block;
  margin-top: 2px;
  color: #607078;
  font-size: 0.65rem;
  font-weight: 500;
}

.calendar-agenda {
  position: sticky;
  top: 112px;
  padding: 24px;
}

.calendar-agenda-label {
  margin: 0;
  color: #315d54;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.calendar-agenda h3 {
  margin: 6px 0 20px;
  font-family: "Noto Serif JP", "Yu Mincho", serif;
  font-size: 1.35rem;
}

.calendar-agenda-list {
  display: grid;
  gap: 12px;
}

.agenda-item {
  padding: 14px 0 14px 14px;
  border-left: 3px solid #b89a62;
  border-bottom: 1px solid #e0e5e6;
}

.agenda-item:last-child {
  border-bottom: 0;
}

.agenda-item time {
  color: #315d54;
  font-size: 0.72rem;
  font-weight: 700;
}

.agenda-item strong {
  display: block;
  margin-top: 3px;
  font-size: 0.9rem;
}

.agenda-item span {
  display: block;
  margin-top: 3px;
  color: #66737a;
  font-size: 0.74rem;
}

.calendar-empty {
  margin: 0;
  color: #66737a;
  font-size: 0.82rem;
}

.calendar-detail {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid #d8dedc;
  background: #f7f9f9;
}

.calendar-detail[hidden] {
  display: none;
}

.calendar-detail strong,
.calendar-detail span {
  display: block;
}

.calendar-detail strong {
  font-size: 0.92rem;
}

.calendar-detail span {
  margin-top: 4px;
  color: #66737a;
  font-size: 0.76rem;
}

@media (max-width: 900px) {
  .schedule-calendar {
    grid-template-columns: 1fr;
  }

  .calendar-agenda {
    position: static;
  }
}

@media (max-width: 680px) {
  .schedule .section-heading {
    margin-bottom: 24px;
  }

  .calendar-toolbar {
    align-items: flex-start;
    padding: 16px;
  }

  .calendar-controls {
    gap: 5px;
  }

  .calendar-control {
    min-width: 34px;
    min-height: 34px;
    padding: 0 9px;
  }

  .calendar-day {
    min-height: 82px;
    padding: 5px;
  }

  .calendar-date {
    width: 23px;
    height: 23px;
    font-size: 0.68rem;
  }

  .calendar-event {
    padding: 5px;
    font-size: 0.62rem;
  }

  .calendar-event small {
    display: none;
  }

  .calendar-agenda {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .calendar-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .calendar-controls {
    justify-content: flex-end;
  }

  .calendar-weekdays span {
    padding: 8px 2px;
    font-size: 0.66rem;
  }

  .calendar-day {
    min-height: 70px;
    padding: 3px;
  }

  .calendar-event {
    overflow: hidden;
    padding: 4px;
    font-size: 0.56rem;
    text-overflow: ellipsis;
  }
}