.billing-period-control {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 6px;
  box-sizing: border-box;
  min-inline-size: 0;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto 32px;
  padding: 4px;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-full);
  background: var(--bg-white);
}

.billing-period-option {
  position: relative;
  display: flex;
  min-height: 44px;
  cursor: pointer;
}

.billing-period-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.billing-period-option > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 92px;
  padding: 9px 14px;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  text-align: center;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.billing-period-option input:checked + span,
.billing-period-option > span.active {
  background: var(--color-primary-dark);
  color: var(--text-white);
  font-weight: var(--font-weight-semibold);
}

.billing-period-option input:focus-visible + span {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

@media (max-width: 420px) {
  .billing-period-control {
    width: 100%;
    flex-wrap: wrap;
    border-radius: var(--radius-lg);
  }

  .billing-period-option {
    flex: 1 1 0;
  }

  .billing-period-option > span {
    width: 100%;
    min-width: 0;
    padding-inline: 10px;
  }
}

@media (max-width: 360px) {
  .billing-period-control {
    flex-direction: column;
    align-items: stretch;
  }

  .billing-period-option {
    width: 100%;
  }
}