.stack > * {
  margin-top: 0;
  margin-bottom: 0;
  display: block;
}

.stack > * + * {
  margin-top: 1.5rem;
}

.stack-large {
  margin-top: 3rem;
}

.stack-small {
  margin-top: 0.5rem;
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space, 1rem);
}

input, select {
  padding: 0.5rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  border: 1px solid #ccc;
}

input[type="number"] {
  width: 4rem;
}

label:has(:checked) {
  font-weight: bold;
  background-color: #f0f0f0;
}

.btn {
  display: inline-block;
  color: white;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
}

.btn-primary {
  background-color: #007bff;
}

.btn-primary:hover {
  background-color: #0056b3;
}

.btn-info {
  background-color: #6c757d;
}

.btn-info:hover {
  background-color: #5c636a;
}

.btn-danger {
  background-color: #dc3545;
}

.btn-danger:hover {
  background-color: #c82333;
}

.btn-light {
  background-color: #d3d5d7;
  color: #000;
}

.btn-light:hover {
  background-color: #c6c7c8;
  color: #000;
}

.form-group > * {
  display: block;
}

/* v-cloak */
[v-cloak] {
  display: none;
}

.color-box {
  width: 20px;
  height: 20px;
  display: inline-block;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.item-area label, .color-area label {
  border: 1px solid #ccc;
  padding: 0.5rem;
  border-radius: 5px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.output-area {
  height: fit-content;
  margin-top: 1rem;
}

.process {
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.estimate-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.process-price {
  display: flex;
  align-items: flex-start;
}

/* スナックバーのスタイル */
.snackbar {
  visibility: hidden; /* 初期状態は非表示 */
  min-width: 200px;
  margin-left: -100px; /* 要素の幅に合わせて調整 */
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 4px;
  padding: 8px 16px;
  position: fixed;
  z-index: 9999;
  left: 50%;
  bottom: 30px;
  font-size: 16px;
  opacity: 0;
  transition: visibility 0s, opacity 0.3s ease-in-out;
}

/* スナックバーが表示されるときのクラス */
.snackbar.show {
  visibility: visible;
  opacity: 1;
}