/* 規格及數量選擇彈窗 - 完全按照 Figma 設計規格 */

/* 1. 彈窗遮罩 */
.item-variation-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}

.item-variation-overlay.active {
  display: block;
}

/* 2. 彈窗容器 */
.item-variation-specifics {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  max-height: 80%;
  background: #FFFFFF;
  z-index: 1000;
  display: none;
  flex-direction: column;
  overflow-y: auto;
}

.item-variation-specifics.active {
  display: flex;
}

/* 3. 標題欄 */
.item-variation-specifics__header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  height: 50px;
  width: 100%;
  background: #FFFFFF;
  border-bottom: 1px solid #EBEBEB;
  flex-shrink: 0;
  position: relative;
}

.item-variation-specifics__title {
  flex: 1 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-variation-specifics__title-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: #555555;
  text-align: center;
  white-space: nowrap;
}

.item-variation-specifics__close {
  position: absolute;
  right: 17px;
  top: 16.5px;
  display: flex;
  align-items: center;
  width: 17px;
  height: 17px;
}

.item-variation-specifics__close i {
  font-size: 17px;
  color: #CCCCCC;
}

/* 4. 內容區域 */
.item-variation-specifics__content {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 15px;
  width: 100%;
  flex-shrink: 0;
}

.item-variation-specifics__specs {
  display: flex;
  flex-direction: column;
  gap: 30px;
  flex-shrink: 0;
}

/* 5. 規格區塊 */
.item-variation-specifics__spec {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.item-variation-specifics__spec-wrapper {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  flex-shrink: 0;
}

.item-variation-specifics__spec-label-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: #333333;
  text-align: left;
}

/* 6. 規格選項容器 */
.item-variation-specifics__options-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

/* 7. 規格選項按鈕 */
.item-variation-specifics__option {
  background: #F5F5F5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border-radius: 100px;
  flex-shrink: 0;
  border: 1px solid transparent;
}

.item-variation-specifics__option.active {
  border-color: #FF7800;
  background: #FFEFD6;
}

.item-variation-specifics__option.disabled {
  background: transparent;
  border-color: #EBEBEB;
}

.item-variation-specifics__option-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 13px;
  color: #555555;
  text-align: center;
  white-space: nowrap;
}

.item-variation-specifics__option.active .item-variation-specifics__option-text {
  color: #FF7800;
}

.item-variation-specifics__option.disabled .item-variation-specifics__option-text {
  color: #AAAAAA;
}

/* 8. 數量區塊 */
.item-variation-specifics__quantity-section {
  display: flex;
  flex-direction: column;
  padding-top: 30px;
  flex-shrink: 0;
}

/* 只有當規格容器存在時才加分隔線 */
.js-specs-container + .item-variation-specifics__quantity-section {
  border-top: 1px solid #F5F5F5;
}

.item-variation-specifics__quantity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  flex-shrink: 0;
}

.item-variation-specifics__quantity-label-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: #333333;
  text-align: left;
}

/* 9. 數量控制器 */
.item-variation-specifics__quantity-controls {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.item-variation-specifics__quantity-btn {
  border: 1px solid #CCCCCC;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  flex-shrink: 0;
  background: #FFFFFF;
}

.item-variation-specifics__quantity-decrease {
  border-radius: 5px 0 0 5px;
}

.item-variation-specifics__quantity-decrease-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  font-size: 13px;
  color: #CCCCCC;
}

.item-variation-specifics__quantity-value {
  border-top: 1px solid #CCCCCC;
  border-bottom: 1px solid #CCCCCC;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 25px;
  flex-shrink: 0;
}

.item-variation-specifics__quantity-value-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  font-size: 13px;
  color: #555555;
}

.item-variation-specifics__quantity-increase {
  border-radius: 0 5px 5px 0;
}

.item-variation-specifics__quantity-increase-text {
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  font-size: 13px;
  color: #555555;
}

/* 10. 確認按鈕區域 */
.item-variation-specifics__footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 15px;
  width: 100%;
  flex-shrink: 0;
}

.item-variation-specifics__submit-btn {
  background: #CCCCCC;
  display: flex;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 5px;
  width: 100%;
  flex-shrink: 0;
}

.item-variation-specifics__submit-btn.active {
  background: #FF7800;
}

.item-variation-specifics__submit-btn-text {
  font-family: 'Inter', 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: #FFFFFF;
  letter-spacing: 0.7px;
}

/* 11. 額外表單區塊（下拉式選單、勾選框） */
.item-variation-specifics__extra-forms {
  display: flex;
  flex-direction: column;
  gap: 15px;
  flex-shrink: 0;
}

.item-variation-specifics__form-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

.item-variation-specifics__form-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: #333333;
  line-height: 1.4;
}

.item-variation-specifics__form-required {
  color: #FF7800;
  margin-left: 4px;
}

/* 下拉式選單 */
.item-variation-specifics__select {
  border: 1px solid #CCCCCC;
  border-radius: 3px;
  padding: 7px 12px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: 13px;
  color: #222222;
  background: #FFFFFF;
  appearance: none;
  background-image: url('data:image/svg+xml;charset=UTF-8,<svg width="12" height="8" viewBox="0 0 12 8" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M1 1L6 6L11 1" stroke="%23CCCCCC" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/></svg>');
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 30px;
}

/* 勾選框群組 */
.item-variation-specifics__checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* 勾選框 */
.item-variation-specifics__checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.item-variation-specifics__checkbox {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.item-variation-specifics__checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  margin: 0;
}

.item-variation-specifics__checkbox-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid #CCCCCC;
  border-radius: 3px;
  background: #FFFFFF;
  transition: all 0.2s;
}

.item-variation-specifics__checkbox input[type="checkbox"]:checked + .item-variation-specifics__checkbox-box {
  background: #FF7800;
  border-color: #FF7800;
}

.item-variation-specifics__checkbox-icon {
  display: none;
  width: 12px;
  height: 12px;
  color: #FFFFFF;
}

.item-variation-specifics__checkbox input[type="checkbox"]:checked + .item-variation-specifics__checkbox-box .item-variation-specifics__checkbox-icon {
  display: block;
}

.item-variation-specifics__checkbox-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  font-size: 13px;
  color: #AAAAAA;
  flex: 1;
}

.item-variation-specifics__checkbox input[type="checkbox"]:checked ~ .item-variation-specifics__checkbox-text {
  color: #333333;
}

/* 文字輸入框 */
.item-variation-specifics__textarea {
  border: 1px solid #CCCCCC;
  border-radius: 3px;
  padding: 10px 12px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 300;
  font-size: 13px;
  color: #222222;
  background: #FFFFFF;
  resize: vertical;
  min-height: 80px;
  width: 100%;
  box-sizing: border-box;
}

.item-variation-specifics__textarea:focus {
  outline: none;
  border-color: #FF7800;
}

.item-variation-specifics__textarea::placeholder {
  color: #AAAAAA;
}

/* 12. 規格載入中 */
.item-variation-specifics__loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 0;
}

.item-variation-specifics__loading i {
  font-size: 24px;
  color: #FF7800;
}