.calendar-page {
  margin-bottom: 18px;
  min-width: 0;
}

.calendar-container {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
  min-width: 0;
}

.calendar-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}

.current-month {
  margin: 0;
  flex: 1;
  text-align: center;
  color: var(--text);
  font-size: 25px;
  font-weight: 700;
}

.nav-btn {
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-weight: 600;
}

.nav-btn:hover,
.nav-btn:focus {
  background: var(--surface);
  color: var(--text);
}

.calendar-controls {
  display: flex;
  justify-content: center;
  margin-bottom: 14px;
}

.week-navigation {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.week-range-title {
  margin-left: auto;
  font-weight: 600;
  color: var(--text);
}

.week-navigation.is-disabled {
  opacity: 0.7;
}

.view-toggle {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  padding: 4px;
}

.view-btn {
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  padding: 7px 14px;
}

.view-btn.active {
  background: var(--btn-bg);
  color: var(--btn-text);
}

.calendar-view {
  display: none;
}

.calendar-view.active {
  display: block;
}

.calendar-table-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
  touch-action: pan-x;
  border-radius: 12px;
}

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.calendar-table thead {
  background: var(--surface-2);
}

.calendar-table th {
  border: 1px solid var(--border);
  color: var(--text);
  text-align: center;
  padding: 8px;
  font-weight: 700;
}

.calendar-table td {
  border: 1px solid var(--border);
  background: var(--surface);
  vertical-align: top;
  min-height: 105px;
  padding: 6px;
}

.calendar-table td.other-month {
  background: var(--surface-2);
}

.calendar-table td.today {
  outline: 2px solid var(--accent-soft-strong);
  outline-offset: -2px;
}

.day-number {
  display: block;
  margin-bottom: 4px;
  font-weight: 700;
  color: var(--text);
}

.calendar-table td.other-month .day-number {
  color: var(--text-muted);
}

.day-events {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.day-event {
  display: block;
  border-left: 3px solid var(--accent-color);
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--text);
  font-size: 11px;
  line-height: 1.3;
  padding: 4px 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.day-event,
.day-event:hover,
.day-event:focus {
  text-decoration: none;
}

.day-event.registered {
  border-left-color: var(--success-color);
  background: var(--success-soft);
}

.day-event.full {
  border-left-color: var(--danger-color);
  background: var(--danger-soft);
}

.day-more-btn {
  padding: 0;
}

.week-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.week-day {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: var(--surface);
  min-width: 0;
}

.week-day.week-day-empty {
  background: transparent;
  border: 1px dashed var(--border);
}

.week-day h3 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 14px;
}

.week-day-events {
  display: grid;
  gap: 6px;
}

.week-event {
  border-left: 3px solid var(--accent-color);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  font-size: 13px;
  padding: 8px;
  word-break: break-word;
}

.week-event.registered {
  border-left-color: var(--success-color);
}

.week-event.full {
  border-left-color: var(--danger-color);
}

.events-timeline {
  display: grid;
  gap: 10px;
}

.timeline-date {
  margin-top: 8px;
  color: var(--text);
  font-weight: 700;
}

.timeline-event {
  display: flex;
  gap: 10px;
  border-left: 3px solid var(--accent-color);
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 10px;
}

.timeline-event.registered {
  border-left-color: var(--success-color);
}

.timeline-event.full {
  border-left-color: var(--danger-color);
}

.timeline-time {
  color: var(--text);
  font-weight: 700;
  min-width: 52px;
}

.timeline-event-content {
  min-width: 0;
}

.timeline-event-content h4 {
  margin: 0 0 4px;
  color: var(--text);
}

.timeline-event-meta {
  color: var(--text-muted);
  font-size: 13px;
  word-break: break-word;
}

.calendar-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  padding: 12px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
}

.legend-dot {
  width: 11px;
  height: 11px;
  border-radius: 3px;
}

.legend-dot.registered {
  background: var(--success-color);
}

.legend-dot.available {
  background: var(--accent-color);
}

.legend-dot.full {
  background: var(--danger-color);
}

@media (max-width: 992px) {
  .week-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .calendar-page .page-header h1 {
    font-size: clamp(26px, 7vw, 32px);
  }

  .calendar-container {
    padding: 12px;
  }

  .calendar-navigation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }

  .current-month {
    grid-column: 1 / -1;
    grid-row: 1;
    font-size: 21px;
    overflow-wrap: anywhere;
  }

  .calendar-navigation .nav-btn.prev {
    grid-column: 1;
    grid-row: 2;
  }

  .calendar-navigation .nav-btn.next {
    grid-column: 2;
    grid-row: 2;
  }

  .view-toggle {
    width: 100%;
    justify-content: space-between;
  }

  .view-btn {
    flex: 1;
    text-align: center;
    padding: 8px;
  }

  .week-navigation {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .week-navigation .btn {
    width: 100%;
    min-width: 0;
    white-space: normal;
  }

  .week-range-title {
    width: 100%;
    margin-left: 0;
    text-align: center;
  }

  .calendar-table th,
  .calendar-table td {
    padding: 5px 4px;
    min-height: 88px;
    font-size: 12px;
  }

  .calendar-table {
    min-width: 600px;
  }

  .day-event {
    font-size: 10px;
  }

  .week-grid {
    grid-template-columns: 1fr;
  }

  .timeline-event {
    flex-direction: column;
  }

  .timeline-event-content .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .calendar-navigation {
    grid-template-columns: 1fr;
  }

  .calendar-navigation .nav-btn.prev,
  .calendar-navigation .nav-btn.next {
    grid-column: 1;
  }

  .calendar-navigation .nav-btn.next {
    grid-row: 3;
  }

  .current-month {
    font-size: 19px;
  }

  .week-navigation {
    grid-template-columns: 1fr;
  }

  .view-toggle {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .week-day {
    padding: 8px;
  }

  .timeline-event {
    padding: 8px;
  }

  .calendar-legend {
    gap: 8px;
  }

  .legend-item {
    width: 100%;
  }
}