/* 前台：大茗參考的橄欖綠／米色家具型錄。獨立權杖，不影響後台。
   首頁中央直排明體與 AI 去背情境素材；詳情頁保留實際商品照片。 */
.storefront {
  --sf-bg: #F8F6F1;
  --sf-field: #FCFBF7;
  --sf-tint: #EAE7DC;
  --sf-ink: #2C2922;
  --sf-muted: #686457;
  --sf-placeholder: #746F60;
  --sf-line: #D5D0C1;
  --sf-line-strong: #8E8978;
  --sf-deep: #414535;
  --sf-deep-ink: #F5F4EE;
  --sf-deep-muted: #D9D9CB;
  --sf-clay: #A24F36;
  --sf-accent: #147A5C;
  --sf-accent-deep: #0E5C45;
  --sf-selection: #DDD8C5;
  --sf-serif: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  --sf-numerals: "Cormorant Garamond", "Noto Serif TC", serif;
  --sf-gutter: clamp(20px, 5vw, 64px);
  --sf-ease: cubic-bezier(.16, 1, .3, 1);
  margin: 0; position: relative; isolation: isolate; background: var(--sf-bg); color: var(--sf-ink);
  font-family: "Noto Sans TC", "Noto Sans CJK TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  font-size: 16px; line-height: 1.7; display: flex; flex-direction: column; min-height: 100dvh;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  caret-color: var(--sf-accent); accent-color: var(--sf-accent); scrollbar-color: var(--sf-line-strong) var(--sf-bg);
}
.storefront::before { content: ""; position: absolute; inset: 0; z-index: -1; background: url("/assets/storefront/paper-8c37d16a.png") repeat; background-size: 320px; opacity: .45; mix-blend-mode: multiply; pointer-events: none; }
.storefront *, .storefront *::before, .storefront *::after { box-sizing: border-box; }
.storefront ::selection { background: var(--sf-selection); color: var(--sf-ink); }
.storefront :focus-visible { outline: 2px solid var(--sf-clay); outline-offset: 4px; }
.storefront img { max-width: 100%; }
.storefront a { color: inherit; }
.storefront h1, .storefront h2, .storefront h3, .storefront p, .storefront dl, .storefront dd { margin: 0; }
.storefront ul { margin: 0; padding: 0; list-style: none; }
.storefront main { flex: 1 0 auto; overflow-x: clip; }
.sf-wrap { width: 100%; max-width: 1435px; margin-inline: auto; padding-inline: var(--sf-gutter); }
.sf-nowrap { white-space: nowrap; }
.sf-sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.sf-unit { margin-left: .15em; color: var(--sf-muted); font: 400 .6em/1 "Noto Sans TC", sans-serif; letter-spacing: 0; }
.storefront .sf-skip { position: absolute; left: 16px; top: -64px; z-index: 10; padding: 10px 16px; background: var(--sf-ink); color: var(--sf-bg); }
.storefront .sf-skip:focus { top: 12px; }

/* 細頁首 */
.sf-header { background: var(--sf-deep); color: var(--sf-deep-ink); border-bottom: 1px solid var(--sf-line-strong); }
.sf-header .sf-wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.sf-brand { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-family: var(--sf-serif); font-size: 17px; font-weight: 600; text-decoration: none; }
.sf-brand img { display: block; width: auto; height: 32px; }
.sf-header nav a { display: inline-flex; align-items: center; min-height: 44px; padding-inline: 4px; font-size: 14px; text-decoration: none; }
.sf-header nav a:hover { text-decoration: underline; text-underline-offset: 6px; }
.sf-header :focus-visible { outline-color: var(--sf-deep-ink); }
.sf-flash { padding-block: 12px; background: var(--sf-tint); border-bottom: 1px solid var(--sf-line); font-size: 14px; }

/* 封面上下兩區，曲線是背景幾何，商品圖片保留原始輪廓與比例。 */
.sf-cover { position: relative; isolation: isolate; background: var(--sf-bg); }
.sf-cover::before { content: ""; position: absolute; z-index: -1; inset: 0 0 auto; height: 320px; background: var(--sf-deep); border-radius: 0 0 50% 50% / 0 0 12% 12%; }
.sf-cover::after { content: ""; position: absolute; inset: 0; z-index: -1; background: url("/assets/storefront/paper-8c37d16a.png") repeat; background-size: 320px; opacity: .45; mix-blend-mode: multiply; pointer-events: none; }
.sf-cover-grid { display: grid; grid-template-columns: minmax(0, 1fr) 112px minmax(0, 1fr); gap: 20px; min-height: 490px; padding-top: 34px; padding-bottom: 26px; }
.sf-cover-heading { grid-column: 2; grid-row: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-start; }
.sf-cover h1 { writing-mode: vertical-rl; font: 600 64px/1.35 var(--sf-serif); letter-spacing: .1em; color: var(--sf-deep-ink); padding-top: 12px; }
.sf-cover h1 span:last-child { color: var(--sf-deep-ink); mix-blend-mode: difference; }
.sf-cover-browse { margin-top: 32px; color: var(--sf-clay); font-size: 13px; min-height: 44px; display: inline-flex; align-items: center; text-decoration: underline; text-underline-offset: 7px; }
.sf-cover-item { grid-row: 1; display: flex; flex-direction: column; align-items: stretch; min-width: 0; text-decoration: none; }
.sf-cover-item-1 { grid-column: 1; }
.sf-cover-item-2 { grid-column: 3; }
.sf-cover-caption { display: grid; gap: 4px; color: var(--sf-deep-ink); background: var(--sf-deep); min-height: 110px; align-content: start; }
.sf-cover-item-2 .sf-cover-caption { text-align: right; }
.sf-cover-code { color: var(--sf-deep-muted); font: 600 18px/1.2 var(--sf-numerals); letter-spacing: .1em; font-variant-numeric: lining-nums tabular-nums; }
.sf-cover-caption strong { font: 600 23px/1.5 var(--sf-serif); text-wrap: balance; }
.sf-cover-spec { color: var(--sf-deep-muted); font-size: 13px; }
.sf-cover-price { font: 600 26px/1.25 var(--sf-numerals); font-variant-numeric: lining-nums tabular-nums; }
.sf-cover-price .sf-unit { color: var(--sf-deep-muted); }
.sf-cover-photo { position: relative; margin-top: 0; height: 350px; display: flex; align-items: center; justify-content: center; }
.sf-cover-photo img { display: block; width: 100%; height: 100%; object-fit: contain; }
.sf-cover-go { align-self: center; font-size: 13px; color: var(--sf-clay); padding-block: 8px; text-decoration: underline; text-underline-offset: 6px; }
.sf-cover :focus-visible { outline-color: var(--sf-ink); box-shadow: 0 0 0 8px var(--sf-bg); }
.sf-cover-item:hover .sf-cover-go { text-decoration-thickness: 2px; }
.sf-cover-single .sf-cover-item { grid-column: 1; }
.sf-cover-single .sf-cover-photo { height: 240px; }

/* 米色型錄帶：留白、細線與文字承擔分類。 */
.sf-catalog { position: relative; }
.sf-categories ul { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 0 20px; border-block: 1px solid var(--sf-line); }
.sf-categories a, .sf-category-empty { display: inline-flex; align-items: baseline; gap: 8px; min-height: 52px; padding-block: 12px 10px; font: 500 16px/1.7 var(--sf-serif); text-decoration: none; border-bottom: 2px solid transparent; }
.sf-categories a { color: var(--sf-muted); }
.sf-categories a:hover, .sf-categories a[aria-current="page"] { color: var(--sf-clay); border-bottom-color: var(--sf-clay); }
.sf-categories a[aria-current="page"] { font-weight: 700; background: var(--sf-clay); color: var(--sf-field); border-radius: 999px; padding-inline: 20px; margin-block: 4px; min-height: 44px; border-bottom-color: transparent; }
.sf-category-empty { color: var(--sf-muted); cursor: default; }
.sf-count { font: 600 15px/1 var(--sf-numerals); font-variant-numeric: lining-nums tabular-nums; }
.sf-page-head { padding-top: 36px; padding-bottom: 28px; }
.sf-page-head h1 { font: 600 clamp(32px, 5vw, 52px)/1.3 var(--sf-serif); color: var(--sf-deep); text-wrap: balance; }
.sf-catalog-body { padding-bottom: 32px; }
.sf-filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px 16px; padding-block: 24px 36px; }
.sf-field { display: grid; gap: 6px; min-width: 0; }
.sf-field-grow { flex: 1 1 16rem; }
.sf-field label { color: var(--sf-muted); font-size: 13px; line-height: 1.4; }
.sf-field input, .sf-field select { width: 100%; min-height: 44px; padding: 0 14px; background: var(--sf-field); color: var(--sf-ink); font: inherit; border: 1px solid var(--sf-line-strong); border-radius: 4px; }
.sf-field select { min-width: 11rem; }
.sf-field input::placeholder { color: var(--sf-placeholder); opacity: 1; }
.sf-clear-filters { display: inline-flex; align-items: center; min-height: 44px; padding-inline: 4px; color: var(--sf-muted); font-size: 14px; text-underline-offset: 4px; }
.sf-result-count { margin-left: auto; align-self: flex-end; color: var(--sf-muted); font-size: 13px; line-height: 44px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.sf-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 20px; background: transparent; color: var(--sf-ink); font-family: inherit; font-size: 15px; font-weight: 500; line-height: 1; text-decoration: none; border: 1px solid var(--sf-line-strong); border-radius: 4px; cursor: pointer; transition: background-color .2s, border-color .2s; }
.sf-button:hover { background: var(--sf-tint); }
.sf-button-primary { background: var(--sf-accent); color: var(--sf-field); border-color: var(--sf-accent); }
.sf-button-primary:hover { background: var(--sf-accent-deep); border-color: var(--sf-accent-deep); }

/* 開放式商品格，照片不加濾鏡、不羽化、不裁切。 */
.sf-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 52px 40px; }
.sf-product { position: relative; display: flex; flex-direction: column; min-width: 0; }
.sf-product-image { position: relative; display: flex; align-items: center; justify-content: center; aspect-ratio: 4 / 3; overflow: hidden; }
.sf-product-image img { display: block; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; transition: transform .5s var(--sf-ease); }
.sf-product:hover .sf-product-image img { transform: translateY(-4px); }
.sf-product-body { display: grid; gap: 4px; padding-top: 18px; border-top: 1px solid var(--sf-line); }
.sf-product-code { color: var(--sf-muted); font: 600 17px/1.4 var(--sf-numerals); letter-spacing: .08em; font-variant-numeric: lining-nums tabular-nums; }
.sf-product h3 { font: 600 19px/1.5 var(--sf-serif); }
.sf-product h3 a { text-decoration: none; }
.sf-product h3 a::after { content: ""; position: absolute; inset: 0; }
.sf-product:hover h3 a { color: var(--sf-clay); text-decoration: underline; text-underline-offset: 5px; }
.sf-product a:focus-visible { outline: none; }
.sf-product:has(a:focus-visible) { outline: 2px solid var(--sf-clay); outline-offset: 4px; }
.sf-product-summary { display: grid; color: var(--sf-muted); font-size: 13px; line-height: 1.6; }
.sf-product-summary span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sf-product-price { margin-top: 8px; font: 600 26px/1.3 var(--sf-numerals); font-variant-numeric: lining-nums tabular-nums; }
.sf-no-image { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; color: var(--sf-muted); background: var(--sf-tint); }
.sf-plate-code { font: 500 clamp(28px, 4vw, 48px)/1 var(--sf-numerals); letter-spacing: .04em; font-variant-numeric: lining-nums tabular-nums; max-width: 100%; overflow-wrap: anywhere; }
.sf-plate-note { font-size: 12px; }
.sf-no-image-large { position: relative; aspect-ratio: 4 / 3; }
.sf-empty { padding: 56px 16px; text-align: center; border-block: 1px solid var(--sf-line); }
.sf-empty h2 { font: 600 23px/1.4 var(--sf-serif); }
.sf-empty p { margin-block: 8px 20px; color: var(--sf-muted); }
.sf-pagination { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 56px; font-size: 14px; font-variant-numeric: tabular-nums; }
.sf-pagination a { display: inline-flex; align-items: center; min-height: 44px; padding-inline: 16px; text-decoration: none; border: 1px solid var(--sf-line-strong); border-radius: 4px; }
.sf-pagination a:hover { background: var(--sf-tint); }

/* 詳情以攝影與明體商品名為主，尺寸製圖仍由實際規格產生。 */
.sf-detail-page { padding-block: 16px 48px; }
.sf-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 0 8px; color: var(--sf-muted); font-size: 13px; }
.sf-breadcrumb a { display: inline-flex; align-items: center; min-height: 44px; text-underline-offset: 4px; }
.sf-breadcrumb [aria-current="page"] { color: var(--sf-ink); }
.sf-detail { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 64px; margin-top: 28px; }
.sf-detail-info { align-self: start; padding-top: 16px; }
.sf-gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: start; gap: 20px; }
.sf-gallery img { display: block; width: 100%; height: auto; mix-blend-mode: multiply; }
.sf-gallery > :first-child { grid-column: 1 / -1; }
.sf-detail-info h1 { margin-top: 12px; font: 600 clamp(30px, 3.6vw, 46px)/1.4 var(--sf-serif); color: var(--sf-deep); text-wrap: balance; }
.sf-model { color: var(--sf-muted); font-size: 14px; overflow-wrap: anywhere; }
.sf-model strong { color: var(--sf-ink); font: 600 23px/1.3 var(--sf-numerals); letter-spacing: .08em; font-variant-numeric: lining-nums tabular-nums; }
.sf-price-label { margin-top: 24px; color: var(--sf-muted); font-size: 13px; line-height: 1.4; }
.sf-price { margin-top: 4px; font: 600 40px/1.2 var(--sf-numerals); font-variant-numeric: lining-nums tabular-nums; }
.sf-muted { margin-top: 8px; color: var(--sf-muted); font-size: 13px; }
.sf-inquire { display: grid; gap: 8px; margin-top: 28px; }
.sf-inquire .sf-button { min-width: 12rem; width: 100%; }
.sf-inquire .sf-muted { margin-top: 0; }
.sf-inquire-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 20px; }
.sf-link-button { min-height: 44px; padding: 0 4px; background: none; color: var(--sf-ink); font: inherit; font-size: 14px; text-decoration: underline; text-underline-offset: 4px; border: 0; cursor: pointer; }
.sf-link-button:hover { color: var(--sf-clay); }
.sf-detail-info h2 { margin-top: 40px; padding-bottom: 12px; font: 600 20px/1.5 var(--sf-serif); border-bottom: 1px solid var(--sf-line-strong); }
.sf-specs > div { display: grid; grid-template-columns: 7rem minmax(0, 1fr); align-items: baseline; gap: 16px; padding-block: 14px; border-bottom: 1px solid var(--sf-line); }
.sf-specs dt { color: var(--sf-muted); font-size: 14px; }
.sf-specs dd { font-size: 15px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.sf-description { max-width: 38em; margin-top: 24px; font: 500 16px/1.9 var(--sf-serif); }
.sf-dimension-figure { display: block; width: 100%; max-width: 340px; height: auto; margin: 40px auto 0; }
.sf-dim-body { fill: var(--sf-tint); stroke: var(--sf-deep); stroke-width: 1.5; }
.sf-dim-line { stroke: var(--sf-muted); stroke-width: 1; }
.sf-dim-text { fill: var(--sf-ink); font: 600 14px var(--sf-numerals); }
.sf-dim-view { fill: var(--sf-muted); font: 500 13px "Noto Sans TC", sans-serif; }
.sf-related { margin-top: 80px; }
.sf-related h2 { margin-bottom: 28px; padding-bottom: 12px; font: 600 24px/1.5 var(--sf-serif); border-bottom: 1px solid var(--sf-line-strong); }
.sf-unavailable { padding-block: 56px 32px; }
.sf-unavailable h1 { font: 600 clamp(28px, 4vw, 44px)/1.3 var(--sf-serif); text-wrap: balance; }
.sf-lede { margin-top: 12px; max-width: 65ch; color: var(--sf-muted); }

/* 小頁尾：不放品牌字樣。 */
.sf-footer { flex-shrink: 0; margin-top: 48px; border-top: 1px solid var(--sf-line); color: var(--sf-muted); }
.sf-footer-line { display: flex; align-items: center; justify-content: space-between; gap: 8px 24px; min-height: 64px; padding-block: 8px; }
.sf-footer small { font-size: 13px; line-height: 1.5; }
.sf-footer a { display: inline-flex; align-items: center; min-height: 44px; font-size: 14px; text-underline-offset: 5px; }
@keyframes sf-cover-in { from { opacity: .65; transform: translateY(14px); } }
@media (prefers-reduced-motion: no-preference) { .sf-cover-grid { animation: sf-cover-in .8s var(--sf-ease) backwards; } }
@media (prefers-reduced-motion: reduce) { .sf-product-image img, .sf-button { transition: none; } }
@media (max-width: 899px) {
  .sf-cover-grid { grid-template-columns: minmax(0, 1fr) 108px minmax(0, 1fr); gap: 16px; min-height: 450px; }
  .sf-cover h1 { font-size: 48px; }
  .sf-cover-caption strong { font-size: 19px; }
  .sf-cover-spec { font-size: 12px; }
  .sf-cover-photo { margin-top: 16px; height: 230px; }
  .sf-grid { gap: 40px 24px; }
  .sf-detail { display: flex; flex-direction: column; gap: 28px; }
  .sf-detail-main { display: contents; }
  .sf-gallery { order: 0; }
  .sf-detail-info { order: 1; width: 100%; }
  .sf-dimension-figure { order: 2; margin: 0 auto; }
}
@media (max-width: 639px) {
  .sf-header .sf-wrap { min-height: 60px; }
  .sf-brand { font-size: 15px; }
  .sf-header nav a { font-size: 13px; }
  .sf-cover::before { height: 320px; border-radius: 0 0 50% 50% / 0 0 6% 6%; }
  .sf-cover-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; min-height: 0; padding-top: 26px; padding-bottom: 26px; }
  .sf-cover-heading { grid-column: 1; grid-row: 1; }
  .sf-cover h1 { writing-mode: horizontal-tb; font-size: 36px; letter-spacing: .14em; padding: 0; }
  .sf-cover h1 span:last-child { mix-blend-mode: normal; }
  .sf-cover-browse { display: none; }
  .sf-cover-item-1 { grid-column: 1; grid-row: 2; }
  .sf-cover-item-2 { grid-column: 1; grid-row: 3; }
  .sf-cover-caption, .sf-cover-item-2 .sf-cover-caption { text-align: center; min-height: 0; gap: 6px; }
  .sf-cover-caption strong { font-size: 21px; }
  .sf-cover-spec { font-size: 13px; line-height: 1.6; }
  .sf-cover-price { font-size: 26px; }
  .sf-cover-photo, .sf-cover-single .sf-cover-photo { margin-top: 20px; height: 250px; }
  .sf-cover-go { font-size: 13px; }
  .sf-cover-single .sf-cover-item { grid-column: 1; }
  .sf-cover-item-2 .sf-cover-caption { background: transparent; color: var(--sf-ink); }
  .sf-cover-item-2 .sf-cover-code, .sf-cover-item-2 .sf-cover-spec, .sf-cover-item-2 .sf-unit { color: var(--sf-muted); }
  .sf-page-head { padding-top: 24px; padding-bottom: 20px; }
  .sf-categories ul { justify-content: flex-start; gap: 0 20px; }
  .sf-categories a, .sf-category-empty { font-size: 15px; min-height: 48px; }
  .sf-filters { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 12px; padding-block: 20px 28px; }
  .sf-field-grow { grid-column: 1; grid-row: 1; flex: none; }
  .sf-filters > input[type="submit"] { grid-column: 2; grid-row: 1; }
  .sf-field:not(.sf-field-grow) { grid-column: 1; grid-row: 2; }
  .sf-field select { min-width: 0; }
  .sf-result-count { grid-column: 2; grid-row: 2; justify-self: end; margin-left: 0; }
  .sf-clear-filters { grid-column: 1 / -1; grid-row: 3; justify-self: start; }
  .sf-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 20px; }
  .sf-product h3 { font-size: 16px; }
  .sf-product-code { font-size: 15px; }
  .sf-product-price { font-size: 23px; }
  .sf-product-body { padding-top: 12px; }
  .sf-specs > div { grid-template-columns: 5rem minmax(0, 1fr); gap: 12px; }
  .sf-price { font-size: 36px; }
  .sf-detail { margin-top: 16px; }
  .sf-related { margin-top: 48px; }
  .sf-pagination { gap: 12px; }
}

/* 核准 A 的首頁構圖：AI 去背家具是獨立圖片，標題、商品與操作仍為 HTML。 */
.storefront-index { --sf-gutter: 44px; }
.storefront-index .sf-header .sf-wrap { min-height: 54px; }
.storefront-index .sf-brand { font-size: 21px; letter-spacing: .15em; }
.storefront-index .sf-header nav a { gap: 16px; font-family: var(--sf-serif); letter-spacing: .12em; }
.storefront-index .sf-header nav a::after { content: ""; width: 36px; border-top: 1px solid var(--sf-deep-muted); }
.storefront-index .sf-cover::before { height: 326px; border-radius: 0 0 54% 42% / 0 0 22% 14%; transform: skewY(-1deg); transform-origin: left top; }
.storefront-index .sf-cover-grid { grid-template-columns: minmax(0, 1fr) 190px minmax(0, 1fr); gap: 0; height: 470px; min-height: 0; padding: 20px 82px 0; position: relative; }
.storefront-index .sf-cover-heading::before { content: ""; width: 1px; height: 36px; background: var(--sf-deep-muted); margin-bottom: 12px; }
.storefront-index .sf-cover h1 { font-size: 66px; line-height: 1.18; letter-spacing: .09em; padding: 0; }
.storefront-index .sf-cover-intro { margin-top: 22px; text-align: center; font: 600 17px/1.75 var(--sf-serif); letter-spacing: .09em; }
.storefront-index .sf-cover-intro::before { content: ""; display: block; width: 36px; margin: 0 auto 15px; border-top: 1px solid var(--sf-line-strong); }
.storefront-index .sf-cover-caption { position: absolute; top: 56px; width: 240px; gap: 3px; min-height: 0; background: transparent; z-index: 2; }
.storefront-index .sf-cover-item-1 .sf-cover-caption { left: 82px; }
.storefront-index .sf-cover-item-2 .sf-cover-caption { right: 40px; width: 180px; text-align: left; }
.storefront-index .sf-cover-code { font-size: 17px; }
.storefront-index .sf-cover-caption strong { font-size: 18px; }
.storefront-index .sf-cover-spec { font: 500 14px/1.35 var(--sf-serif); letter-spacing: .04em; }
.storefront-index .sf-cover-price { font-size: 21px; margin-top: 8px; }
.storefront-index .sf-cover-price::before { content: ""; display: block; width: 25px; margin-bottom: 9px; border-top: 1px solid var(--sf-deep-muted); }
.storefront-index .sf-cover-price .sf-unit { font-family: var(--sf-serif); font-size: .8em; }
.storefront-index .sf-cover-photo { position: absolute; bottom: 16px; height: 270px; width: 38%; margin: 0; }
.storefront-index .sf-cover-item-1 .sf-cover-photo { left: 7.5%; }
.storefront-index .sf-cover-item-2 .sf-cover-photo { right: 8.5%; }
.storefront-index .sf-categories .sf-wrap, .storefront-index .sf-catalog-body { padding-inline: 7.45%; }
.storefront-index .sf-categories ul { border: 0; gap: 0; padding-left: 20px; }
.storefront-index .sf-categories li { position: relative; }
.storefront-index .sf-categories li + li::before { content: ""; position: absolute; top: 18px; height: 15px; border-left: 1px solid var(--sf-line-strong); }
.storefront-index .sf-categories a, .storefront-index .sf-category-empty { min-height: 44px; min-width: 112px; align-items: center; justify-content: center; padding: 6px 20px; margin-block: 3px; border-bottom: 0; }
.storefront-index .sf-count { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.storefront-index .sf-filters { display: grid; grid-template-columns: minmax(0, 1fr) 100px minmax(250px, 380px); align-items: center; gap: 18px; padding: 12px 25px 18px; border-bottom: 1px solid var(--sf-line-strong); }
.storefront-index .sf-field { display: flex; align-items: center; gap: 30px; }
.storefront-index .sf-field label { flex: 0 0 auto; color: var(--sf-ink); font: 600 16px/1.4 var(--sf-serif); letter-spacing: .1em; }
.storefront-index .sf-search-input { flex: 1; min-width: 0; position: relative; }
.storefront-index .sf-search-input svg { position: absolute; top: 12px; left: 18px; width: 21px; height: 21px; fill: none; stroke: var(--sf-ink); stroke-width: 1.8; pointer-events: none; }
.storefront-index .sf-field input { padding-left: 50px; }
.storefront-index .sf-field input, .storefront-index .sf-field select { min-height: 44px; background: transparent; font-size: 15px; }
.storefront-index .sf-field select { min-width: 0; }
.storefront-index .sf-field-sort { border-left: 1px solid var(--sf-line-strong); padding-left: 30px; margin-left: 14px; }
.storefront-index .sf-button-primary { font-family: var(--sf-serif); letter-spacing: .12em; }
.storefront-index .sf-result-count { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
.storefront-index .sf-clear-filters { grid-column: 1 / -1; }
.storefront-index .sf-grid { gap: 44px 0; padding-top: 36px; }
.storefront-index .sf-product { padding-inline: 20px; }
.storefront-index .sf-product:not(:nth-child(3n+1)) { border-left: 1px solid var(--sf-line); }
.storefront-index .sf-product-image { aspect-ratio: auto; height: 176px; overflow: visible; }
.storefront-index .sf-product-image img { mix-blend-mode: normal; }
.storefront-index .sf-product-body { padding: 10px 0 0 24%; border: 0; gap: 1px; }
.storefront-index .sf-product h3 { font-size: 18px; }
.storefront-index .sf-product-code { font-size: 19px; color: var(--sf-ink); }
.storefront-index .sf-product-summary { font-family: var(--sf-serif); font-size: 14px; line-height: 1.45; }
.storefront-index .sf-product-price { font-size: 22px; margin-top: 10px; }
.storefront-index .sf-product-price::before { content: ""; display: block; width: 135px; border-top: 1px solid var(--sf-line-strong); margin-bottom: 10px; }
.storefront-index .sf-product-price .sf-unit { font-family: var(--sf-serif); font-size: .75em; }
.storefront-index .sf-catalog-body { padding-bottom: 0; }
.storefront-index .sf-footer { margin: 36px 44px 0; }
.storefront-index .sf-footer .sf-wrap { padding: 0; }
.storefront-index .sf-footer a { font-family: var(--sf-serif); text-decoration: none; }
.storefront-index .sf-footer a::before { content: ""; height: 20px; margin-right: 30px; border-left: 1px solid var(--sf-line-strong); }
@media (min-width: 640px) and (max-width: 1000px) {
  .storefront-index .sf-cover-grid { padding-inline: 30px; grid-template-columns: minmax(0, 1fr) 150px minmax(0, 1fr); }
  .storefront-index .sf-cover-caption { width: 210px; }
  .storefront-index .sf-cover-item-1 .sf-cover-caption { left: 30px; }
  .storefront-index .sf-cover-item-2 .sf-cover-caption { right: 15px; width: 160px; }
  .storefront-index .sf-cover h1 { font-size: 60px; }
  .storefront-index .sf-filters { grid-template-columns: minmax(0, 1fr) 90px; padding-inline: 0; }
  .storefront-index .sf-field-sort { grid-column: 1 / -1; border: 0; margin: 0; padding: 0; }
  .storefront-index .sf-product-body { padding-left: 5%; }
}
@media (max-width: 639px) {
  .storefront-index { --sf-gutter: 20px; }
  .storefront-index .sf-brand { font-size: 16px; }
  .storefront-index .sf-header nav a::after { display: none; }
  .storefront-index .sf-cover-grid { display: grid; grid-template-columns: minmax(0, 1fr); height: auto; gap: 24px; padding: 28px 20px; }
  .storefront-index .sf-cover-heading { grid-column: 1; grid-row: 1; }
  .storefront-index .sf-cover-heading::before { display: none; }
  .storefront-index .sf-cover h1 { font-size: 36px; line-height: 1.3; }
  .storefront-index .sf-cover-intro { margin-top: 12px; font-size: 14px; color: var(--sf-deep-ink); }
  .storefront-index .sf-cover-intro::before { display: none; }
  .storefront-index .sf-cover-item { display: flex; flex-direction: column; }
  .storefront-index .sf-cover-caption, .storefront-index .sf-cover-item-1 .sf-cover-caption, .storefront-index .sf-cover-item-2 .sf-cover-caption { position: static; width: auto; text-align: center; }
  .storefront-index .sf-cover-price::before { margin-inline: auto; }
  .storefront-index .sf-cover-photo { position: static; width: 100%; height: 220px; margin-top: 12px; }
  .storefront-index .sf-cover::before { height: 335px; transform: none; }
  .storefront-index .sf-categories .sf-wrap, .storefront-index .sf-catalog-body { padding-inline: 20px; }
  .storefront-index .sf-categories ul { padding: 0; }
  .storefront-index .sf-categories a, .storefront-index .sf-category-empty { min-width: 0; padding-inline: 16px; }
  .storefront-index .sf-filters { grid-template-columns: minmax(0, 1fr) auto; gap: 12px; padding: 20px 0 24px; }
  .storefront-index .sf-field { display: grid; gap: 6px; }
  .storefront-index .sf-field label { font-size: 13px; }
  .storefront-index .sf-field input { padding-left: 34px; }
  .storefront-index .sf-search-input svg { left: 10px; width: 17px; }
  .storefront-index .sf-field-sort { grid-column: 1; grid-row: 2; border: 0; margin: 0; padding: 0; }
  .storefront-index .sf-result-count { position: static; width: auto; height: auto; overflow: visible; clip-path: none; grid-column: 2; grid-row: 2; margin: 0; }
  .storefront-index .sf-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 0; padding-top: 24px; }
  .storefront-index .sf-product { padding-inline: 10px; border: 0; }
  .storefront-index .sf-product:not(:nth-child(3n+1)) { border: 0; }
  .storefront-index .sf-product:nth-child(even) { border-left: 1px solid var(--sf-line); }
  .storefront-index .sf-product-image { height: 130px; }
  .storefront-index .sf-product-body { padding-left: 0; }
  .storefront-index .sf-product h3 { font-size: 16px; }
  .storefront-index .sf-product-price { font-size: 22px; }
  .storefront-index .sf-product-price::before { width: 80%; }
  .storefront-index .sf-footer { margin: 32px 20px 0; }
}

@media (min-width: 640px) {
  .storefront-index .sf-cover::before { transform: none; }
  .storefront-index .sf-cover::after { display: none; }
  .storefront-index .sf-cover h1 { letter-spacing: .14em; }
  .storefront-index .sf-cover h1 span:last-child { mix-blend-mode: normal; color: transparent; background: linear-gradient(to bottom, var(--sf-deep-ink) 46%, var(--sf-deep) 46%); background-clip: text; }
  .storefront-index .sf-cover-item-1 .sf-cover-photo { width: 40%; height: 300px; left: 6.5%; }
  .storefront-index .sf-cover-item-2 .sf-cover-photo { height: 330px; right: 7%; }
  .storefront-index .sf-product-image img:not(.sf-product-photo) { height: auto; }
  .storefront-index .sf-filters { padding-top: 8px; }
  .storefront-index .sf-product-price { font-size: 20px; }
}
/* 最終紙面：首頁與型錄共用同一底色，封面紙紋連續延伸至綠面。 */
.storefront-index { --sf-bg: #F4F2EB; --sf-accent: #006C58; --sf-accent-deep: #005546; }
@media (min-width: 640px) {
  .storefront-index .sf-cover::after { display: block; }
  .storefront-index .sf-filters { grid-template-columns: minmax(0, 1fr) 100px minmax(250px, 396px); }
}
@media (min-width: 640px) and (max-width: 1000px) {
  .storefront-index .sf-filters { grid-template-columns: minmax(0, 1fr) 90px; }
}
/* 紙紋只疊一次；封面透明延伸全頁紙面，綠面另保留同樣的纖維紋理。 */
.storefront-index { --sf-bg: #F3F0E8; }
.storefront-index .sf-cover { background: transparent; }
.storefront-index .sf-cover::after { inset: 0 0 auto; height: 326px; border-radius: 0 0 54% 42% / 0 0 22% 14%; }
@media (max-width: 639px) {
  .storefront-index .sf-cover::after { height: 335px; border-radius: 0 0 50% 50% / 0 0 6% 6%; }
}