.week-picker-card {
 width: 100%;
  margin-top: 1rem;
}

.week-picker-card .calendar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.week-picker-card .calendar-head h3 {
  font-size: 16px;
  font-weight: 700;
  color: #1a2b4a;
  margin: 0;
}

.week-picker-card .calendar-head .nav {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid #c5cdd4;
  background: #fff;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  color: #333;
  display: flex;
  align-items: center;
  justify-content: center;
}

.week-picker-card .calendar-head .nav:hover {
  background: #f5f7f8;
}

.week-picker-card .wochen-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.week-picker-card .wochen-item {
  background-color: #edf3f5;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: #1a2b4a;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.week-picker-card .wochen-item.is-disabled,
.week-picker-card .wochen-item.is-sold-out {
  opacity: 0.45;
  cursor: not-allowed;
}

.week-picker-card .wochen-item .slot-hint {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  color: #7a8a99;
  white-space: nowrap;
}

.week-picker-card .wochen-item.is-sold-out .slot-hint {
  color: #c0392b;
}

.week-picker-card .wochen-item input[type="checkbox"] {
  accent-color: #4a6fa5;
  width: 18px;
  height: 18px;
  cursor: pointer;
  flex-shrink: 0;
}

.week-picker-card .wochen-item.is-disabled input {
  cursor: not-allowed;
}

.week-picker-error {
  color: #c0392b;
  font-size: 13px;
  margin-top: 8px;
  display: none;
}

.week-picker-error.is-visible {
  display: block;
}