/* Event Calendar Button */
#eventCalendarButton.event-calendar-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: var(--r2);
  background: var(--panel);
  color: var(--text);
  border: 2px solid var(--line);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: var(--transition);
}

#eventCalendarButton.event-calendar-btn:hover {
  border-color: var(--primary);
  background: var(--panel2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

#eventCalendarButton.event-calendar-btn:active {
  transform: translateY(0);
}

.event-calendar-icon {
  width: 24px;
  height: 24px;
  stroke: var(--text);
  transition: var(--transition);
}

#eventCalendarButton.event-calendar-btn:hover .event-calendar-icon {
  stroke: var(--primary);
}

/* Event Calendar Modal */
#eventCalendarModal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--pad-lg);
  overflow-y: auto;
}

#eventCalendarModal[hidden] {
  display: none !important;
}

.event-calendar-container {
  background: var(--panel);
  border: 2px solid var(--line);
  border-radius: var(--r3);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}

.event-calendar-header {
  padding: var(--pad-lg);
  border-bottom: 2px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background: var(--panel);
  z-index: 10;
}

.event-calendar-header h2 {
  margin: 0;
  font-size: 24px;
}

.event-calendar-close {
  background: none;
  border: none;
  color: var(--text);
  font-size: 32px;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r);
  transition: var(--transition);
}

.event-calendar-close:hover {
  background: var(--panel2);
}

#eventCalendarContent {
  padding: var(--pad-lg);
}

/* Calendar */
.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--gap-lg);
}

.calendar-header h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.calendar-nav-btn {
  background: var(--panel2);
  border: 2px solid var(--line);
  color: var(--text);
  padding: var(--gap-sm) var(--gap);
  border-radius: var(--r);
  cursor: pointer;
  transition: var(--transition);
  font-size: 18px;
}

.calendar-nav-btn:hover {
  background: var(--line);
  border-color: var(--line2);
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--gap-sm);
  margin-bottom: var(--gap);
}

.calendar-weekday {
  text-align: center;
  font-weight: 700;
  font-size: 12px;
  color: var(--muted);
  padding: var(--gap-sm);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--gap-sm);
}

.calendar-day {
  aspect-ratio: 1;
  border: 2px solid var(--line);
  border-radius: var(--r);
  padding: var(--gap-sm);
  cursor: pointer;
  transition: var(--transition);
  background: var(--panel2);
  display: flex;
  flex-direction: column;
  min-height: 80px;
}

.calendar-day:hover {
  border-color: var(--primary);
  background: var(--panel);
  transform: scale(1.02);
}

.calendar-day-other-month {
  opacity: 0.4;
}

.calendar-day-today {
  border-color: var(--primary);
  background: rgba(197, 48, 48, 0.1);
}

.calendar-day-number {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: var(--gap-sm);
}

.calendar-day-events {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  flex: 1;
  align-items: flex-start;
}

.calendar-event-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.calendar-event-dot:hover {
  transform: scale(1.5);
}

.calendar-event-more {
  font-size: 10px;
  color: var(--muted);
  font-weight: 700;
}

/* Event Day Modal */
#eventDayModal,
#eventDetailModal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--pad-lg);
}

#eventDayModal[hidden],
#eventDetailModal[hidden] {
  display: none;
}

.event-day-modal-content,
.event-detail-modal-content {
  background: var(--panel);
  border: 2px solid var(--line);
  border-radius: var(--r3);
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--pad-lg);
  position: relative;
}

.event-day-modal-close,
.event-detail-modal-close {
  position: absolute;
  top: var(--pad);
  right: var(--pad);
  background: none;
  border: none;
  color: var(--text);
  font-size: 32px;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r);
  transition: var(--transition);
}

.event-day-modal-close:hover,
.event-detail-modal-close:hover {
  background: var(--panel2);
}

.event-day-list {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  margin-top: var(--gap-lg);
}

.event-day-item {
  padding: var(--pad);
  border: 2px solid var(--line);
  border-radius: var(--r);
  cursor: pointer;
  transition: var(--transition);
  background: var(--panel2);
}

.event-day-item:hover {
  border-color: var(--primary);
  background: var(--panel);
}

.event-day-item-time {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: var(--gap-sm);
}

.event-day-item-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: var(--gap-sm);
}

.event-day-item-desc {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: var(--gap-sm);
}

.event-day-item-location {
  font-size: 12px;
  color: var(--muted);
}

/* Event Detail */
.event-detail-image {
  width: 100%;
  max-height: 300px;
  object-fit: cover;
  border-radius: var(--r2);
  margin-bottom: var(--gap-lg);
}

.event-detail-modal-content h3 {
  margin: 0 0 var(--gap) 0;
  font-size: 24px;
}

.event-detail-desc {
  font-size: 16px;
  color: var(--muted);
  margin-bottom: var(--gap-lg);
  line-height: 1.6;
}

.event-detail-info {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.event-detail-info-item {
  font-size: 14px;
  padding: var(--pad);
  background: var(--panel2);
  border-radius: var(--r);
  border: 1px solid var(--line);
}

.event-detail-info-item strong {
  color: var(--text);
  margin-right: var(--gap-sm);
}

/* Responsive */
@media (max-width: 768px) {
  #eventCalendarButton {
    bottom: 16px;
    right: 16px;
    width: 48px;
    height: 48px;
    font-size: 20px;
  }

  .event-calendar-container {
    max-width: 100%;
    max-height: 100vh;
    border-radius: 0;
  }

  .calendar-day {
    min-height: 60px;
    padding: 4px;
  }

  .calendar-day-number {
    font-size: 12px;
  }

  .calendar-event-dot {
    width: 6px;
    height: 6px;
  }
}