/* ====================
   Calendar Widget
   ==================== */

.cal-widget {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  transition: all var(--transition);
}

.cal-widget:hover {
  box-shadow: var(--shadow-lg);
}

/* Header */
.cal-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: linear-gradient(135deg, #0c4a6e 0%, #0369a1 50%, #0284c7 100%);
  color: #fff;
}

.cal-month-label {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  flex: 1;
  text-align: center;
}

.cal-nav-btn {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 1.3rem;
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cal-nav-btn:hover {
  background: rgba(255, 255, 255, 0.25);
}

.cal-today-btn {
  padding: 5px 14px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.cal-today-btn:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Weekday header */
.cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-bg);
}

.cal-weekday {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 8px 0;
  color: var(--color-text-secondary);
}

.cal-weekday.cal-sun {
  color: var(--color-danger);
}

.cal-weekday.cal-sat {
  color: var(--color-primary-light);
}

/* Day grid */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.cal-cell {
  position: relative;
  min-height: 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: default;
  border-bottom: 1px solid var(--color-border-light);
  border-right: 1px solid var(--color-border-light);
  transition: background 0.15s;
  gap: 2px;
}

.cal-cell:nth-child(7n) {
  border-right: none;
}

.cal-empty {
  background: var(--color-bg);
}

.cal-day {
  cursor: pointer;
}

.cal-day:hover {
  background: rgba(56, 189, 248, 0.06);
}

.cal-day-num {
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1;
}

.cal-sun .cal-day-num {
  color: var(--color-danger);
}

.cal-sat .cal-day-num {
  color: var(--color-primary-light);
}

/* Today highlight */
.cal-today .cal-day-num {
  background: var(--color-primary-light);
  color: #fff !important;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Selected day */
.cal-selected {
  background: rgba(56, 189, 248, 0.1);
}

.cal-selected .cal-day-num {
  background: var(--color-primary);
  color: #fff !important;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Event dot indicator */
.cal-dot {
  font-size: 0.55rem;
  font-weight: 700;
  min-width: 6px;
  height: 6px;
  border-radius: 10px;
  background: var(--color-accent);
  color: transparent;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Show count when multiple events */
.cal-has-event .cal-dot:not(:empty) {
  min-width: 14px;
  height: 14px;
  font-size: 0.6rem;
  color: #fff;
  background: var(--color-accent);
  padding: 0 2px;
}

/* Event detail panel */
.cal-events {
  padding: 16px 20px;
  border-top: 2px solid var(--color-primary-lighter);
  background: var(--color-bg);
  animation: calSlideIn 0.25s var(--ease-out);
}

@keyframes calSlideIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cal-events-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.cal-events-date {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
}

.cal-events-count {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.cal-event-card {
  display: block;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 8px;
  border: 1px solid var(--color-border-light);
  transition: all var(--transition);
  color: var(--color-text);
}

.cal-event-card:last-child {
  margin-bottom: 0;
}

.cal-event-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(56, 189, 248, 0.2);
  transform: translateX(4px);
  color: var(--color-text);
}

.cal-event-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.5;
}

.cal-event-new {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  color: #fff;
  background: var(--color-danger);
  padding: 1px 6px;
  border-radius: 4px;
  margin-right: 6px;
  vertical-align: middle;
}

.cal-event-tags {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.cal-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 10px;
}

.cal-tag-free {
  background: linear-gradient(135deg, #dcfce7, #bbf7d0);
  color: #166534;
}

.cal-tag-paid {
  background: linear-gradient(135deg, #fef3c7, #fde68a);
  color: #92400e;
}

.cal-tag-default {
  background: linear-gradient(135deg, #e0f2fe, #bae6fd);
  color: #0c4a6e;
}

.cal-event-period {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* Footer */
.cal-footer {
  padding: 10px 20px 14px;
  border-top: 1px solid var(--color-border-light);
}

.cal-footer-note {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Loading */
.cal-loading {
  padding: 40px 24px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* ====================
   Responsive
   ==================== */
@media (max-width: 768px) {
  .cal-header {
    padding: 14px 16px;
  }

  .cal-month-label {
    font-size: 1rem;
  }

  .cal-nav-btn {
    width: 32px;
    height: 32px;
    font-size: 1.1rem;
  }

  .cal-cell {
    min-height: 44px;
  }

  .cal-day-num {
    font-size: 0.82rem;
  }

  .cal-today .cal-day-num,
  .cal-selected .cal-day-num {
    width: 26px;
    height: 26px;
  }

  .cal-events {
    padding: 14px 16px;
  }

  .cal-event-card:hover {
    transform: none;
  }
}

@media (max-width: 480px) {
  .cal-header {
    padding: 12px 14px;
    gap: 8px;
  }

  .cal-month-label {
    font-size: 0.92rem;
  }

  .cal-nav-btn {
    width: 30px;
    height: 30px;
    font-size: 1rem;
  }

  .cal-today-btn {
    padding: 4px 10px;
    font-size: 0.72rem;
  }

  .cal-cell {
    min-height: 38px;
  }

  .cal-day-num {
    font-size: 0.78rem;
  }

  .cal-today .cal-day-num,
  .cal-selected .cal-day-num {
    width: 24px;
    height: 24px;
  }

  .cal-dot {
    width: 5px;
    height: 5px;
  }

  .cal-has-event .cal-dot:not(:empty) {
    min-width: 12px;
    height: 12px;
    font-size: 0.55rem;
  }

  .cal-event-card {
    padding: 12px 14px;
  }
}