/* --- CALENDAR SECTION --- */
.calendar-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.calendar-nav-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition-fast), transform var(--transition-spring);
}

.calendar-nav-btn:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

.calendar-nav-btn:hover svg path {
  stroke: var(--color-white);
}

.calendar-nav-btn svg path {
  stroke: var(--color-primary);
  transition: stroke var(--transition-fast);
}

.calendar-month-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-10);
}

.calendar-day-name {
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-neutral-mid);
  padding: var(--space-3);
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-neutral-dark);
  background: var(--color-surface);
  transition: all var(--transition-fast);
  cursor: default;
}

.calendar-day:hover {
  background: var(--color-primary-50);
}

.calendar-day--today {
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
}

.calendar-day--trek {
  background: var(--color-accent-sunset);
  color: var(--color-white);
  font-weight: 700;
  cursor: pointer;
  position: relative;
}

.calendar-day--trek::after {
  content: '';
  position: absolute;
  bottom: 4px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-white);
}

.calendar-day--trek:hover {
  background: var(--color-secondary);
  transform: scale(1.1);
}

.calendar-day--empty {
  background: transparent;
}

.calendar-upcoming {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}

.calendar-upcoming h4 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  margin-bottom: var(--space-6);
  color: var(--color-primary);
}

.upcoming-trek {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-neutral-light);
  transition: transform var(--transition-fast);
}

.upcoming-trek:last-child { border-bottom: none; }

.upcoming-trek:hover {
  transform: translateX(5px);
}

.upcoming-trek-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--color-primary-50);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  min-width: 55px;
}

.upcoming-day {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.upcoming-month {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-secondary);
}

.upcoming-trek-info {
  flex: 1;
}

.upcoming-trek-info h5 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.upcoming-trek-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-neutral-mid);
}

.upcoming-trek-meta svg {
  width: 14px;
  height: 14px;
  fill: var(--color-secondary);
}