/* Product detail only. Shared shell and member runtime remain with integration. */
body.storefront-product-body { background: #faf7f2; }
.storefront-product-page {
  --storefront-product-ink: #2b241f;
  --storefront-product-muted: #6b5a4c;
  --storefront-product-brick: #b5353c;
  --storefront-product-line: #e6d8c8;
  max-width: 1168px; margin: 0 auto; padding: 24px 24px 64px;
  color: var(--storefront-product-ink); font: 16px/1.75 "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  overflow-wrap: anywhere;
}
.storefront-product-page * { box-sizing: border-box; }
.storefront-product-page :is(button, input) { font: inherit; }
.storefront-product-page :is(button, a) { -webkit-tap-highlight-color: transparent; }
.storefront-product-page button { cursor: pointer; }
.storefront-product-page :is(button, input, a):focus-visible { outline: 2px solid var(--storefront-product-brick); outline-offset: 4px; }
.storefront-product-page button:disabled { cursor: default; opacity: .45; }
.storefront-product-page .storefront-product-topline { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.storefront-product-page .storefront-product-back { display: inline-flex; align-items: center; min-height: 44px; color: var(--storefront-product-muted); text-decoration: none; font-size: 14px; }
.storefront-product-page .storefront-product-back:hover { color: var(--storefront-product-brick); }
.storefront-product-page .storefront-product-layout { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(0, 1fr); grid-template-rows: auto 1fr; column-gap: 40px; align-items: start; }
.storefront-product-page .storefront-product-heading { grid-column: 2; grid-row: 1; min-width: 0; padding-bottom: 16px; }
.storefront-product-page .storefront-product-category { margin: 0 0 8px; color: var(--storefront-product-muted); font-size: 13px; }
.storefront-product-page .storefront-product-title { margin: 0; font: 600 30px/1.45 "Songti TC", "Noto Serif TC", "PMingLiU", serif; letter-spacing: .02em; }
.storefront-product-page .storefront-product-title-secondary { display: block; margin-top: 6px; color: var(--storefront-product-muted); font: 400 16px/1.5 "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif; letter-spacing: 0; }
.storefront-product-page .storefront-product-gallery { grid-column: 1; grid-row: 1 / 3; min-width: 0; }
.storefront-product-page .storefront-product-hero { display: grid; place-items: center; aspect-ratio: 4 / 3; overflow: hidden; border: 1px solid var(--storefront-product-line); border-radius: 12px; background: #fff; }
.storefront-product-page .storefront-product-hero-image { display: block; width: 100%; height: 100%; object-fit: contain; }
.storefront-product-page .storefront-product-image-empty { display: grid; place-items: center; background: #f5eee4; color: var(--storefront-product-muted); font-size: 13px; }
.storefront-product-page .storefront-product-thumbnails { display: flex; flex-wrap: wrap; gap: 12px; padding-top: 16px; }
.storefront-product-page .storefront-product-thumbnail { display: block; width: 72px; height: 72px; padding: 3px; border: 1px solid var(--storefront-product-line); border-radius: 6px; background: #fff; overflow: hidden; }
.storefront-product-page .storefront-product-thumbnail[aria-pressed="true"] { border: 2px solid var(--storefront-product-brick); padding: 2px; }
.storefront-product-page .storefront-product-thumbnail-image { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 3px; }
.storefront-product-page .storefront-product-selection { grid-column: 2; grid-row: 2; min-width: 0; padding: 24px; border: 1px solid var(--storefront-product-line); border-radius: 12px; background: #fff; }
.storefront-product-page .storefront-product-price-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; }
.storefront-product-page .storefront-product-price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; margin: 0; font-size: 32px; line-height: 1.4; font-weight: 600; font-variant-numeric: tabular-nums; }
.storefront-product-page .storefront-product-price-label { color: var(--storefront-product-muted); font-size: 13px; font-weight: 400; }
.storefront-product-page .storefront-product-offer { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; margin: 8px 0 0; color: var(--storefront-product-brick); font-size: 14px; }
.storefront-product-page .storefront-product-offer strong { font-size: 17px; font-weight: 600; }
.storefront-product-page .storefront-product-offer span { font-size: 13px; }
.storefront-product-page .storefront-product-ffclub { display: inline-flex; align-items: center; min-height: 44px; color: var(--storefront-product-brick); font-size: 14px; text-underline-offset: 4px; }
.storefront-product-page .storefront-product-variants { margin: 20px 0 0; padding: 0; border: 0; min-width: 0; }
.storefront-product-page .storefront-product-variants legend { margin-bottom: 10px; padding: 0; font-size: 14px; font-weight: 600; }
.storefront-product-page .storefront-product-variant-list { display: grid; gap: 8px; }
.storefront-product-page .storefront-product-variant { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 12px 16px; border: 1px solid var(--storefront-product-line); border-radius: 6px; background: #fff; cursor: pointer; font-size: 14px; line-height: 1.65; }
.storefront-product-page .storefront-product-variant:has(input:checked) { border-color: var(--storefront-product-brick); background: #fcf4ef; }
.storefront-product-page .storefront-product-variant input { flex: 0 0 auto; width: 18px; height: 18px; margin: 0; accent-color: var(--storefront-product-brick); }
.storefront-product-page .storefront-product-description { margin: 0; color: var(--storefront-product-muted); font-size: 15px; line-height: 1.85; white-space: pre-line; }
.storefront-product-page .storefront-product-quantity-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--storefront-product-line); }
.storefront-product-page .storefront-product-quantity-row > label { font-size: 14px; font-weight: 600; }
.storefront-product-page .storefront-product-quantity-control { display: flex; align-items: stretch; border: 1px solid var(--storefront-product-line); border-radius: 6px; overflow: hidden; background: #fff; }
.storefront-product-page .storefront-product-quantity-control button { width: 48px; min-height: 48px; padding: 8px; border: 0; background: #fff; color: var(--storefront-product-ink); font-size: 20px; }
.storefront-product-page .storefront-product-quantity-control input { width: 64px; min-width: 0; padding: 4px; border: 0; border-inline: 1px solid var(--storefront-product-line); border-radius: 0; background: #fff; color: var(--storefront-product-ink); text-align: center; appearance: textfield; -moz-appearance: textfield; }
.storefront-product-page .storefront-product-quantity-control input::-webkit-inner-spin-button,
.storefront-product-page .storefront-product-quantity-control input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.storefront-product-page .storefront-product-actions { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr); gap: 12px; margin-top: 16px; }
.storefront-product-page .storefront-product-actions button { min-height: 48px; padding: 12px 16px; border: 1px solid var(--storefront-product-brick); border-radius: 6px; font-size: 16px; font-weight: 600; line-height: 1.5; }
.storefront-product-page .storefront-product-add { color: var(--storefront-product-brick); background: #fff; }
.storefront-product-page .storefront-product-buy { color: #fff; background: var(--storefront-product-brick); }
.storefront-product-page .storefront-product-buy:hover { background: #9c2e34; }
.storefront-product-page .storefront-product-status { margin: 0; color: var(--storefront-product-brick); font-size: 14px; }
.storefront-product-page .storefront-product-status:not(:empty) { margin-top: 12px; }
.storefront-product-page .storefront-product-status p { margin: 0; }
.storefront-product-page .storefront-product-status a { display: inline-flex; align-items: center; min-height: 44px; color: inherit; text-underline-offset: 4px; }
.storefront-product-page .storefront-product-share { min-height: 44px; padding: 6px 0; border: 0; background: transparent; color: var(--storefront-product-muted); font-size: 14px; }
.storefront-product-page .storefront-product-unavailable { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--storefront-product-line); }
.storefront-product-page .storefront-product-unavailable h2 { margin: 0; font-size: 18px; }
.storefront-product-page .storefront-product-unavailable p { margin: 8px 0; color: var(--storefront-product-muted); font-size: 14px; }
.storefront-product-page .storefront-product-supply-link { display: flex; align-items: center; min-height: 44px; color: var(--storefront-product-brick); font-size: 14px; }
.storefront-product-page .storefront-product-details { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 32px 48px; margin-top: 32px; padding-top: 28px; border-top: 1px solid var(--storefront-product-line); }
.storefront-product-page .storefront-product-facts { display: grid; align-content: start; gap: 24px; }
.storefront-product-page .storefront-product-details h2 { margin: 0 0 12px; font-size: 18px; font-weight: 600; }
.storefront-product-page .storefront-product-ingredients ul { display: flex; flex-wrap: wrap; gap: 4px 24px; margin: 0; padding-left: 20px; color: var(--storefront-product-muted); font-size: 14px; }
.storefront-product-page .storefront-product-tags { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.storefront-product-page .storefront-product-tags a { display: inline-flex; align-items: center; min-height: 44px; color: var(--storefront-product-muted); font-size: 14px; text-decoration: none; }
.storefront-product-page .storefront-product-tags a:hover { color: var(--storefront-product-brick); text-decoration: underline; }
.storefront-product-page .storefront-product-share-dialog { width: min(480px, calc(100% - 32px)); max-height: calc(100% - 32px); padding: 24px; border: 1px solid var(--storefront-product-line); border-radius: 8px; background: #fff; color: var(--storefront-product-ink); overflow: auto; }
.storefront-product-page .storefront-product-share-dialog::backdrop { background: rgb(43 36 31 / 45%); }
.storefront-product-page .storefront-product-share-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.storefront-product-page .storefront-product-share-head h2 { margin: 0; font-size: 20px; }
.storefront-product-page .storefront-product-share-head button { flex: 0 0 auto; min-height: 44px; padding: 8px; border: 0; background: transparent; color: var(--storefront-product-muted); font-size: 14px; }
.storefront-product-page .storefront-product-share-name { margin: 16px 0; font-size: 15px; }
.storefront-product-page .storefront-product-share-label { display: block; margin-bottom: 8px; color: var(--storefront-product-muted); font-size: 13px; }
.storefront-product-page .storefront-product-share-dialog input { width: 100%; min-height: 44px; padding: 10px; border: 1px solid var(--storefront-product-line); border-radius: 4px; color: var(--storefront-product-muted); font-size: 13px; }
.storefront-product-page .storefront-product-share-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.storefront-product-page .storefront-product-share-actions button { flex: 1; min-height: 48px; padding: 8px 12px; border: 1px solid var(--storefront-product-line); border-radius: 6px; background: #faf7f2; color: var(--storefront-product-ink); white-space: nowrap; }
.storefront-product-page .storefront-product-share-status { margin: 12px 0 0; min-height: 24px; color: var(--storefront-product-brick); font-size: 14px; }
@media (max-width: 899px) {
  .storefront-product-page .storefront-product-layout { column-gap: 28px; }
  .storefront-product-page .storefront-product-title { font-size: 26px; }
  .storefront-product-page .storefront-product-selection { padding: 18px; }
  .storefront-product-page .storefront-product-actions button { padding-inline: 12px; font-size: 15px; }
}
@media (max-width: 699px) {
  .storefront-product-page { padding: 16px 20px 48px; }
  .storefront-product-page .storefront-product-topline { margin-bottom: 8px; }
  .storefront-product-page .storefront-product-layout { display: flex; flex-direction: column; gap: 0; }
  .storefront-product-page .storefront-product-heading { padding-bottom: 20px; }
  .storefront-product-page .storefront-product-title { font-size: 26px; line-height: 1.5; }
  .storefront-product-page .storefront-product-gallery,
  .storefront-product-page .storefront-product-selection { width: 100%; }
  .storefront-product-page .storefront-product-hero { aspect-ratio: 4 / 3; }
  .storefront-product-page .storefront-product-thumbnails { gap: 10px; padding-top: 12px; }
  .storefront-product-page .storefront-product-thumbnail { width: 60px; height: 60px; }
  .storefront-product-page .storefront-product-selection { margin-top: 20px; padding: 16px; }
  .storefront-product-page .storefront-product-price-head { gap: 4px 8px; }
  .storefront-product-page .storefront-product-offer { font-size: 13px; }
  .storefront-product-page .storefront-product-offer strong { font-size: 16px; }
  .storefront-product-page .storefront-product-offer span { font-size: 12px; }
  .storefront-product-page .storefront-product-ffclub { flex: 0 0 auto; font-size: 13px; white-space: nowrap; }
  .storefront-product-page .storefront-product-title-secondary { font-size: 14px; }
  .storefront-product-page .storefront-product-details { grid-template-columns: 1fr; gap: 24px; margin-top: 32px; padding-top: 24px; }
}
@media (max-width: 359px) {
  .storefront-product-page { padding-inline: 16px; }
  .storefront-product-page .storefront-product-title { font-size: 24px; }
  .storefront-product-page .storefront-product-selection { padding: 16px; }
  .storefront-product-page .storefront-product-actions { gap: 8px; }
  .storefront-product-page .storefront-product-actions button { padding-inline: 10px; }
  .storefront-product-page .storefront-product-share-dialog { padding: 20px; }
}