/* ============================================================
   E · Product detail page extras
   依赖 _tokens.css · _e-fashion.css
   仅为 C 原型(商品详情)新增的类
   ============================================================ */

/* ───────── Layout ───────── */
.e-pd-layout { max-width: 1280px; margin: 0 auto; padding: 8px var(--space-container-x) 64px; display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 36px; align-items: start; }
@media (max-width: 980px) { .e-pd-layout { grid-template-columns: 1fr; gap: 24px; } }

/* ───────── Gallery ───────── */
.e-pd-gallery { display: grid; grid-template-columns: 72px 1fr; gap: 12px; }
@media (max-width: 540px) { .e-pd-gallery { grid-template-columns: 1fr; } }

.e-pd-thumbs { display: flex; flex-direction: column; gap: 8px; }
@media (max-width: 540px) { .e-pd-thumbs { flex-direction: row; overflow-x: auto; } }

.e-pd-thumb { aspect-ratio: 1/1; border-radius: 10px; overflow: hidden; border: 2px solid transparent; cursor: pointer; background: var(--color-surface); display: grid; place-items: center; font-size: 26px; transition: border-color var(--duration-fast) var(--ease-out); flex-shrink: 0; min-width: 72px; }
.e-pd-thumb.is-active { border-color: var(--color-primary-fill); }
.e-pd-thumb:hover:not(.is-active) { border-color: var(--color-border-strong); }
.e-pd-thumb__badge { position: absolute; bottom: 4px; right: 4px; background: rgba(15,31,26,.7); color: #fff; font-size: 9px; font-weight: 700; padding: 1px 5px; border-radius: 4px; backdrop-filter: blur(4px); }
.e-pd-thumb { position: relative; }

.e-pd-main { position: relative; aspect-ratio: 1/1; background: linear-gradient(135deg, #FFE5DD, #FFD3C2); border-radius: var(--radius-xl); overflow: hidden; display: grid; place-items: center; font-size: 220px; }
.e-pd-main__sticker-tl { position: absolute; top: 16px; left: 16px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.e-pd-main__sticker-tr { position: absolute; top: 16px; right: 16px; display: flex; flex-direction: column; gap: 6px; align-items: flex-end; }
.e-pd-main__sticker-br { position: absolute; bottom: 16px; right: 16px; display: flex; gap: 8px; }
.e-pd-main__zoom { background: rgba(255,255,255,.95); color: var(--color-text); border: 0; padding: 8px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; backdrop-filter: blur(4px); }
.e-pd-main__zoom:hover { background: #fff; }
.e-pd-main__pager { position: absolute; bottom: 16px; left: 16px; background: rgba(15,31,26,.65); color: #fff; padding: 5px 12px; border-radius: 999px; font-family: var(--font-mono); font-size: 11px; font-weight: 700; backdrop-filter: blur(8px); }

/* ───────── Right buy panel ───────── */
.e-pd-buy { position: sticky; top: 88px; }
@media (max-width: 980px) { .e-pd-buy { position: static; } }

/* eyebrow row */
.e-pd-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.e-pd-meta__plat { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; background: var(--color-text); color: #fff; border-radius: 999px; font-size: 12px; font-weight: 800; letter-spacing: 0.02em; }
.e-pd-meta__plat__dot { width: 6px; height: 6px; background: var(--color-cta); border-radius: 50%; }
.e-pd-meta__sales { font-size: 12px; color: var(--color-text-muted); font-weight: 600; }
.e-pd-meta__rating { font-size: 12px; color: var(--color-text-muted); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.e-pd-meta__rating::before { content: "★"; color: var(--color-sticker-yellow); font-size: 13px; }

.e-pd-title { font-family: var(--font-display); font-size: 26px; font-weight: 900; line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 12px; }
@media (max-width: 980px) { .e-pd-title { font-size: 22px; } }

.e-pd-subtitle { font-size: 14px; color: var(--color-text-muted); line-height: 1.6; margin: 0 0 20px; }

/* —— Price card —— */
.e-pd-price { background: linear-gradient(135deg, #FFF0EB 0%, #FFE4D9 100%); border-radius: var(--radius-xl); padding: 20px 22px; margin-bottom: 20px; position: relative; overflow: hidden; }
.e-pd-price::before { content: ""; position: absolute; top: -30px; right: -30px; width: 120px; height: 120px; background: rgba(255,210,63,.18); border-radius: 50%; }
.e-pd-price__row { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; position: relative; z-index: 1; }
.e-pd-price__main { font-family: var(--font-display); font-size: 40px; font-weight: 900; color: var(--color-price); letter-spacing: -0.02em; line-height: 1; font-variant-numeric: tabular-nums; }
.e-pd-price__cn { font-family: var(--font-display); font-size: 15px; font-weight: 700; color: var(--color-text-muted); font-variant-numeric: tabular-nums; }
.e-pd-price__old { font-size: 14px; color: var(--color-price-strike); text-decoration: line-through; font-variant-numeric: tabular-nums; }
.e-pd-price__discount { display: inline-flex; align-items: center; gap: 3px; background: var(--color-cta); color: #fff; padding: 3px 8px; border-radius: 6px; font-size: 11px; font-weight: 900; font-variant-numeric: tabular-nums; }
.e-pd-price__hint { font-size: 11px; color: var(--color-text-muted); margin-top: 8px; position: relative; z-index: 1; line-height: 1.5; }
.e-pd-price__hint strong { color: var(--color-primary-fill); font-weight: 700; }
.e-pd-price__timer { display: inline-flex; align-items: center; gap: 6px; background: var(--color-text); color: var(--color-sticker-yellow); padding: 6px 10px; border-radius: 8px; margin-top: 10px; position: relative; z-index: 1; font-family: var(--font-mono); font-size: 11px; font-weight: 800; letter-spacing: 0.04em; }
.e-pd-price__timer span { color: #fff; }

/* —— SKU selectors —— */
.e-pd-sku { margin-bottom: 18px; }
.e-pd-sku__row { margin-bottom: 16px; }
.e-pd-sku__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.e-pd-sku__h { font-size: 13px; font-weight: 700; color: var(--color-text); }
.e-pd-sku__h__sel { color: var(--color-text-muted); font-weight: 500; margin-left: 4px; }
.e-pd-sku__help { font-size: 12px; color: var(--color-primary-fill); font-weight: 600; cursor: pointer; }
.e-pd-sku__help:hover { text-decoration: underline; }

.e-pd-opts { display: flex; flex-wrap: wrap; gap: 8px; }
.e-pd-opt { background: #fff; border: 1.5px solid var(--color-border); padding: 8px 14px; border-radius: 10px; font-family: inherit; font-size: 13px; font-weight: 600; color: var(--color-text); cursor: pointer; transition: all var(--duration-fast) var(--ease-out); min-height: 38px; display: inline-flex; align-items: center; gap: 6px; }
.e-pd-opt:hover:not(:disabled):not(.is-selected) { border-color: var(--color-text); }
.e-pd-opt.is-selected { background: var(--color-text); color: #fff; border-color: var(--color-text); }
.e-pd-opt:disabled { color: var(--color-text-disabled); background: var(--color-surface); cursor: not-allowed; text-decoration: line-through; text-decoration-color: var(--color-text-disabled); border-color: var(--color-border); }

.e-pd-opt-color { padding: 6px 12px 6px 6px; }
.e-pd-opt-color__sw { width: 24px; height: 24px; border-radius: 6px; border: 1px solid rgba(0,0,0,.08); flex-shrink: 0; }

/* —— Quantity stepper —— */
.e-pd-qty { display: inline-flex; align-items: center; border: 1.5px solid var(--color-border); border-radius: 10px; overflow: hidden; }
.e-pd-qty button { width: 36px; height: 38px; background: #fff; border: 0; color: var(--color-text); cursor: pointer; font-size: 18px; font-weight: 700; line-height: 1; padding: 0; }
.e-pd-qty button:hover:not(:disabled) { background: var(--color-surface); }
.e-pd-qty button:disabled { color: var(--color-text-disabled); cursor: not-allowed; }
.e-pd-qty input { width: 48px; height: 38px; border: 0; border-left: 1px solid var(--color-border); border-right: 1px solid var(--color-border); text-align: center; font-family: inherit; font-size: 14px; font-weight: 700; color: var(--color-text); outline: 0; }

/* —— CTAs —— */
.e-pd-ctas { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.e-pd-ctas .e-btn { padding: 16px 20px; font-size: 15px; }

.e-pd-actions-row { display: flex; gap: 12px; padding: 12px 0; border-top: 1px solid var(--color-border); margin-bottom: 16px; }
.e-pd-action { background: transparent; border: 0; color: var(--color-text-muted); font-size: 12px; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; padding: 4px 8px; }
.e-pd-action:hover { color: var(--color-primary-fill); }

/* —— Shipping calculator row —— */
.e-pd-ship { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 16px 18px; margin-bottom: 14px; }
.e-pd-ship__h { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.e-pd-ship__h__t { font-size: 13px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.e-pd-ship__h__t svg { width: 16px; height: 16px; color: var(--color-primary-fill); }
.e-pd-ship__h__city { font-size: 12px; font-weight: 600; color: var(--color-primary-fill); cursor: pointer; }
.e-pd-ship__h__city:hover { text-decoration: underline; }
.e-pd-ship__methods { display: flex; flex-direction: column; gap: 6px; }
.e-pd-ship__row { display: grid; grid-template-columns: auto 1fr auto auto; gap: 10px; padding: 8px 10px; background: var(--color-surface); border-radius: 8px; align-items: center; font-size: 12px; cursor: pointer; border: 1.5px solid transparent; }
.e-pd-ship__row.is-active { background: var(--color-primary-soft); border-color: rgba(11,168,136,.3); }
.e-pd-ship__row__ic { width: 26px; height: 26px; border-radius: 8px; background: #fff; display: grid; place-items: center; font-size: 14px; }
.e-pd-ship__row.is-active .e-pd-ship__row__ic { background: #fff; }
.e-pd-ship__row strong { font-weight: 700; color: var(--color-text); display: block; line-height: 1.3; }
.e-pd-ship__row span { color: var(--color-text-muted); font-size: 11px; }
.e-pd-ship__row__eta { color: var(--color-text); font-weight: 700; font-variant-numeric: tabular-nums; }
.e-pd-ship__row__price { color: var(--color-price); font-weight: 800; font-family: var(--font-display); font-variant-numeric: tabular-nums; font-size: 14px; }

/* —— Trust rail under buy box —— */
.e-pd-trust { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 12px 0; border-top: 1px solid var(--color-border); }
.e-pd-trust__item { display: flex; align-items: flex-start; gap: 8px; font-size: 12px; line-height: 1.4; }
.e-pd-trust__item__ic { width: 24px; height: 24px; border-radius: 7px; background: var(--color-primary-soft); color: var(--color-primary-fill); display: grid; place-items: center; flex-shrink: 0; font-size: 13px; }
.e-pd-trust__item strong { font-weight: 700; color: var(--color-text); display: block; }
.e-pd-trust__item span { color: var(--color-text-muted); font-size: 11px; }

/* ───────── Seller card (under gallery) ───────── */
.e-pd-seller { margin-top: 24px; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 18px 20px; display: grid; grid-template-columns: 56px 1fr auto; gap: 14px; align-items: center; }
.e-pd-seller__ava { width: 56px; height: 56px; border-radius: var(--radius-md); background: linear-gradient(135deg, #FFD23F, #FFA200); display: grid; place-items: center; font-family: var(--font-display); font-weight: 900; color: var(--color-text); font-size: 24px; }
.e-pd-seller__t { font-family: var(--font-display); font-size: 16px; font-weight: 800; margin: 0 0 4px; letter-spacing: -0.005em; display: inline-flex; align-items: center; gap: 8px; }
.e-pd-seller__t__verified { display: inline-flex; align-items: center; gap: 3px; background: var(--color-primary-soft); color: var(--color-primary-fill); padding: 2px 7px; border-radius: 999px; font-size: 10px; font-weight: 800; letter-spacing: 0.02em; }
.e-pd-seller__stats { font-size: 12px; color: var(--color-text-muted); display: flex; gap: 14px; flex-wrap: wrap; }
.e-pd-seller__stats strong { color: var(--color-text); font-weight: 700; }
.e-pd-seller__cta { display: flex; gap: 8px; }

/* ───────── Tabs ───────── */
.e-pd-tabs { margin-top: 40px; }
.e-pd-tabs__nav { display: flex; gap: 28px; border-bottom: 1px solid var(--color-border); margin-bottom: 28px; overflow-x: auto; }
.e-pd-tabs__nav button { background: transparent; border: 0; padding: 16px 0; font-family: var(--font-display); font-size: 17px; font-weight: 800; color: var(--color-text-muted); cursor: pointer; position: relative; white-space: nowrap; letter-spacing: -0.005em; }
.e-pd-tabs__nav button.is-active { color: var(--color-text); }
.e-pd-tabs__nav button.is-active::after { content: ""; position: absolute; bottom: -1px; left: 0; right: 0; height: 3px; background: var(--color-primary-fill); border-radius: 3px 3px 0 0; }
.e-pd-tabs__nav button:hover:not(.is-active) { color: var(--color-text); }
.e-pd-tabs__nav button .count { display: inline-block; margin-left: 6px; padding: 1px 8px; background: var(--color-surface); color: var(--color-text-muted); font-family: var(--font-mono); font-size: 11px; font-weight: 700; border-radius: 999px; vertical-align: middle; }
.e-pd-tabs__nav button.is-active .count { background: var(--color-primary-soft); color: var(--color-primary-fill); }

/* ───────── Description blocks ───────── */
.e-pd-desc { display: grid; grid-template-columns: 1fr 320px; gap: 32px; margin-bottom: 40px; }
@media (max-width: 900px) { .e-pd-desc { grid-template-columns: 1fr; } }

.e-pd-desc__body h3 { font-family: var(--font-display); font-size: 20px; font-weight: 800; letter-spacing: -0.01em; margin: 28px 0 12px; }
.e-pd-desc__body h3:first-child { margin-top: 0; }
.e-pd-desc__body p { font-size: 15px; line-height: 1.7; color: var(--color-text); margin-bottom: 12px; }
.e-pd-desc__body img, .e-pd-desc__body .e-pd-desc__img { width: 100%; aspect-ratio: 16/9; background: linear-gradient(135deg, #FFE5DD, #FFD3C2); border-radius: var(--radius-lg); display: grid; place-items: center; font-size: 80px; margin: 16px 0; }

.e-pd-highlights { background: var(--color-surface); border-radius: var(--radius-xl); padding: 24px; display: flex; flex-direction: column; gap: 18px; align-self: start; position: sticky; top: 88px; }
.e-pd-highlights h4 { font-family: var(--font-display); font-size: 15px; font-weight: 800; margin: 0; letter-spacing: -0.005em; }
.e-pd-highlight { display: flex; gap: 12px; align-items: flex-start; }
.e-pd-highlight__ic { width: 36px; height: 36px; border-radius: var(--radius-md); display: grid; place-items: center; font-size: 18px; flex-shrink: 0; background: #fff; }
.e-pd-highlight__t { font-size: 13px; font-weight: 700; color: var(--color-text); }
.e-pd-highlight__s { font-size: 12px; color: var(--color-text-muted); margin-top: 2px; line-height: 1.5; }

/* ───────── Specs table ───────── */
.e-pd-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 32px; padding: 20px 0; }
@media (max-width: 720px) { .e-pd-specs { grid-template-columns: 1fr; } }
.e-pd-spec { display: grid; grid-template-columns: 130px 1fr; padding: 12px 0; border-bottom: 1px dashed var(--color-border); font-size: 14px; }
.e-pd-spec__k { color: var(--color-text-muted); }
.e-pd-spec__v { color: var(--color-text); font-weight: 600; }

/* ───────── Reviews ───────── */
.e-pd-rev-summary { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 24px; background: var(--color-surface); border-radius: var(--radius-xl); margin-bottom: 24px; align-items: center; }
@media (max-width: 720px) { .e-pd-rev-summary { grid-template-columns: 1fr; gap: 20px; } }
.e-pd-rev-score { text-align: center; }
.e-pd-rev-score__n { font-family: var(--font-display); font-size: 58px; font-weight: 900; letter-spacing: -0.02em; line-height: 1; }
.e-pd-rev-score__stars { color: var(--color-sticker-yellow); font-size: 18px; margin: 6px 0; letter-spacing: 1px; }
.e-pd-rev-score__count { font-size: 12px; color: var(--color-text-muted); }
.e-pd-rev-bars { display: flex; flex-direction: column; gap: 6px; }
.e-pd-rev-bar { display: grid; grid-template-columns: 30px 1fr 40px; gap: 10px; align-items: center; font-size: 12px; color: var(--color-text-muted); }
.e-pd-rev-bar__bar { height: 8px; background: var(--color-surface-muted); border-radius: 4px; overflow: hidden; }
.e-pd-rev-bar__fill { height: 100%; background: var(--color-sticker-yellow); border-radius: 4px; }

.e-pd-rev-list { display: flex; flex-direction: column; gap: 16px; }
.e-pd-rev { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 18px 20px; }
.e-pd-rev__head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 10px; gap: 10px; }
.e-pd-rev__user { display: flex; gap: 10px; align-items: center; }
.e-pd-rev__ava { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-fill)); color: #fff; display: grid; place-items: center; font-family: var(--font-display); font-weight: 900; font-size: 14px; }
.e-pd-rev__name { font-size: 13px; font-weight: 700; }
.e-pd-rev__meta { font-size: 11px; color: var(--color-text-muted); margin-top: 2px; }
.e-pd-rev__stars { color: var(--color-sticker-yellow); font-size: 13px; letter-spacing: 1px; }
.e-pd-rev__body { font-size: 14px; line-height: 1.6; color: var(--color-text); }
.e-pd-rev__tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 10px; }
.e-pd-rev__tag { font-size: 11px; color: var(--color-text-muted); background: var(--color-surface); padding: 3px 10px; border-radius: 999px; font-weight: 600; }
.e-pd-rev__imgs { display: flex; gap: 8px; margin-top: 12px; }
.e-pd-rev__img { width: 64px; height: 64px; border-radius: 8px; background: linear-gradient(135deg, #FFE5DD, #FFD3C2); display: grid; place-items: center; font-size: 28px; cursor: pointer; }

/* ───────── Mobile sticky CTA ───────── */
.e-pd-mobile-cta { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 30; background: #fff; border-top: 1px solid var(--color-border); padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); box-shadow: 0 -8px 20px rgba(15,31,26,.06); gap: 10px; align-items: center; }
@media (max-width: 980px) { .e-pd-mobile-cta { display: flex; } }
.e-pd-mobile-cta__price { flex: 0 0 auto; }
.e-pd-mobile-cta__price__hint { font-size: 10px; color: var(--color-text-muted); }
.e-pd-mobile-cta__price__main { font-family: var(--font-display); font-size: 20px; font-weight: 900; color: var(--color-price); line-height: 1; font-variant-numeric: tabular-nums; }
.e-pd-mobile-cta__btns { display: flex; gap: 8px; flex: 1; }
.e-pd-mobile-cta__btns .e-btn { flex: 1; padding: 12px; font-size: 14px; }