/* =====================================================================
   Hoptimist Taiwan — shop.css
   Owner: Page builder — shop.  Used by shop.html AND series.html
   (series.html has no CSS file of its own in the ownership map).
   Mobile-first; breakpoints 768 / 1024 like style.css.
   ===================================================================== */

/* ---------- Page head variants ---------- */
.shop-page-head { padding-bottom: var(--s-5); }
@media (min-width: 768px) { .shop-page-head { padding-bottom: var(--s-6); } }
.shop-page-head__q { letter-spacing: .02em; } /* typed keyword: no .2em tracking on Latin */

/* Series banner (DK collection-page style): image + H1 + intro */
.shop-hero { padding: var(--s-5) 0 var(--s-6); }
.shop-hero__grid { display: grid; gap: var(--s-5); margin-top: var(--s-4); }
.shop-hero__media { position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius-card); overflow: hidden; background: var(--c-stage); }
.shop-hero__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.shop-hero__body { display: flex; flex-direction: column; gap: var(--s-3); min-width: 0; }
.shop-hero__title { margin-top: var(--s-1); }
.shop-hero__tagline { font-family: var(--font-zh); font-size: 17px; font-weight: 500; color: var(--c-ink); letter-spacing: .06em; }
.shop-hero__intro { font-size: 15px; line-height: 1.9; color: var(--c-text); max-width: 560px; }
.shop-hero__meta { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); list-style: none; margin: var(--s-2) 0 0; padding: 0; }
.shop-hero__meta li { display: flex; flex-direction: column; gap: 2px; min-width: 72px; }
.shop-hero__meta span { font-size: 12px; color: var(--c-muted); letter-spacing: .1em; }
.shop-hero__meta strong { font: 600 16px/1.4 "Open Sans", var(--font-zh); color: var(--c-ink); }
.shop-hero__cert { margin-top: var(--s-2); max-width: 560px; }
.shop-hero__links { display: flex; flex-wrap: wrap; gap: var(--s-4); }
@media (min-width: 768px) {
  .shop-hero { padding: var(--s-6) 0 var(--s-7); }
  .shop-hero__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: var(--s-7); align-items: center; margin-top: var(--s-5); }
  .shop-hero__media { order: 2; aspect-ratio: 5 / 4; }
  .shop-hero__body { order: 1; }
  .shop-hero__tagline { font-size: 19px; }
}

/* ---------- Series quick nav ---------- */
.shop-body { padding-bottom: var(--section-y); }
.shop-series-nav { margin-bottom: var(--s-4); }
.shop-series-nav__list .chip { min-height: 40px; padding: 0 16px; }
@media (min-width: 1024px) { .shop-series-nav__list { gap: var(--s-2); } }

/* ---------- Toolbar ---------- */
.shop-toolbar { display: flex; align-items: center; justify-content: space-between; gap: var(--s-3); padding: var(--s-3) 0; border-top: 1px solid var(--c-line-soft); border-bottom: 1px solid var(--c-line-soft); }
.shop-toolbar__count { font-size: 14px; color: var(--c-text); white-space: nowrap; }
.shop-toolbar__count strong { color: var(--c-ink); font-size: 16px; font-weight: 700; }
.shop-toolbar__count:focus { outline: none; }
.shop-toolbar__total { color: var(--c-muted); font-size: 12px; margin-left: 2px; }
.shop-toolbar__actions { display: flex; align-items: center; gap: var(--s-2); min-width: 0; }
.shop-filter-btn { gap: 6px; padding: 0 16px; }
.shop-filter-btn .icon { width: 20px; height: 20px; }
.shop-filter-btn__n { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: var(--c-ink); color: #fff; font: 700 11px/1 "Open Sans", sans-serif; letter-spacing: 0; }
.btn--outline:hover .shop-filter-btn__n { background: #fff; color: var(--c-ink); }
.shop-sort { display: flex; align-items: center; gap: 8px; }
.shop-sort__label { display: none; font-size: 14px; color: var(--c-muted); white-space: nowrap; }
.shop-sort__select { min-height: 44px; width: auto; max-width: 152px; padding: 8px 36px 8px 16px; border-radius: var(--radius-pill); font-size: 14px; background-position: right 10px center; }
@media (max-width: 374px) { .shop-toolbar__total { display: none; } .shop-sort__select { max-width: 128px; } }
/* phones: count + 篩選(n) + sort must fit one row — drop the「（共 N 件）」total and let the select shrink */
@media (max-width: 767.98px) {
  .shop-toolbar__total { display: none; }
  .shop-filter-btn { padding: 0 14px; }
  .shop-sort { flex: 0 1 auto; min-width: 0; }
  .shop-sort__select { width: 100%; min-width: 0; }
}
@media (min-width: 768px) { .shop-sort__label { display: inline; } .shop-sort__select { max-width: none; } }
@media (min-width: 1024px) { .shop-filter-btn { display: none; } .shop-toolbar { border-top: 0; } }

/* ---------- Active filter chips ---------- */
.shop-active { padding: var(--s-3) 0 0; }
.shop-active__list { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-2); list-style: none; margin: 0; padding: 0; }
.shop-active__chip { min-height: 36px; padding: 0 12px 0 14px; gap: 6px; font-size: 13px; background: var(--c-stage-2); border-color: transparent; }
.shop-active__chip:hover { border-color: var(--c-ink); }
.shop-active__chip .icon { width: 14px; height: 14px; }
.shop-active__clear { min-height: 36px; padding: 0 6px; font-size: 13px; color: var(--c-ink); text-decoration: underline; text-underline-offset: 3px; }
.shop-active__clear:hover { color: var(--c-cta-strong); }
/* 44px tap area, same look */
.shop-active__chip, .shop-active__clear { position: relative; }
.shop-active__chip::after, .shop-active__clear::after { content: ""; position: absolute; left: 50%; top: 50%; width: max(100%, 44px); height: 44px; transform: translate(-50%, -50%); }

/* ---------- Layout: sidebar + results ---------- */
.shop-layout { margin-top: var(--s-5); }
.shop-results { min-width: 0; }
.shop-grid .skeleton--tile { min-height: 120px; }
@media (min-width: 1024px) {
  .shop-layout { display: grid; grid-template-columns: 252px minmax(0, 1fr); gap: var(--s-7); align-items: start; }
}

/* ---------- Filter panel (drawer < 1024, sidebar >= 1024) ---------- */
.shop-filters__title { display: none; }
.shop-filters__foot { flex-direction: row; }
.shop-filters__foot .btn { flex: 1 1 0; min-width: 0; padding: 0 16px; }
.shop-filters__foot .btn--outline { flex: 0 0 auto; }
@media (min-width: 1024px) {
  /* sticky sidebar that scrolls on its own: no tall empty column beside short result lists */
  .shop-filters.drawer { position: sticky; inset: auto; top: calc(64px + var(--s-4)); z-index: 1; visibility: visible; transition: none; max-height: calc(100vh - 64px - var(--s-4) * 2); overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--c-line) transparent; margin: -4px; padding: 4px 4px var(--s-4); }
  .shop-filters .drawer__overlay, .shop-filters .drawer__handle, .shop-filters .drawer__head, .shop-filters .drawer__foot { display: none; }
  .shop-filters .drawer__panel { position: static; transform: none; width: auto; height: auto; max-height: none; box-shadow: none; border-radius: 0; background: transparent; }
  .shop-filters .drawer__body { padding: 0; overflow: visible; }
  .shop-filters__title { display: block; font-family: var(--font-zh); font-size: 16px; font-weight: 500; color: var(--c-ink); letter-spacing: .08em; margin-bottom: var(--s-3); }
}

.shop-search { position: relative; margin-bottom: var(--s-4); }
.shop-search > .icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 20px; height: 20px; color: var(--c-muted); pointer-events: none; }
.shop-search__input { padding-left: 44px; padding-right: 44px; background: var(--c-stage-2); border-color: transparent; }
.shop-search__input:focus { background: #fff; }
.shop-search__input::-webkit-search-cancel-button { -webkit-appearance: none; }
.shop-search__clear { position: absolute; right: 2px; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--c-muted); }
.shop-search__clear:hover { color: var(--c-ink); }

.shop-facet .accordion__head { min-height: 52px; font-size: 15px; }
.shop-facet__n { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; margin-left: 8px; padding: 0 6px; border-radius: 10px; background: var(--c-ink); color: #fff; font: 700 11px/1 "Open Sans", sans-serif; vertical-align: 2px; }
.shop-facet__n:empty { display: none; }
.shop-facet .accordion__body { padding-bottom: var(--s-4); }
.shop-facet__opts { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.shop-facet__opts--list { flex-direction: column; flex-wrap: nowrap; gap: 0; }

.shop-opt { position: relative; display: inline-flex; cursor: pointer; }
.shop-opt__input { position: absolute; opacity: 0; width: 1px; height: 1px; margin: 0; pointer-events: none; }
.shop-opt .chip { min-height: 40px; padding: 0 14px; }
.shop-opt .chip__count { margin-left: 2px; }
.shop-opt__input:focus-visible + .chip,
.shop-opt__input:focus-visible + .size-chip,
.shop-opt__input:focus-visible + .shop-opt__box { outline: 2px solid var(--c-ink); outline-offset: 2px; }
.shop-opt__input:checked + .size-chip { background: var(--c-ink); border-color: var(--c-ink); color: #fff; }
.shop-opt__input:checked + .size-chip .size-chip__dim { color: rgba(255, 255, 255, .75); }
.shop-opt--size .size-chip { min-width: 0; min-height: 48px; padding: 4px 12px; }
.shop-opt--size .size-chip__dim { font-size: 10px; }
.shop-opt.is-empty { cursor: not-allowed; }
.shop-opt.is-empty .chip, .shop-opt.is-empty .size-chip, .shop-opt.is-empty .shop-opt__text { opacity: .4; }
.shop-opt.is-empty .chip:hover, .shop-opt.is-empty .size-chip:hover { border-color: var(--c-line); }

/* series list (checkbox rows) */
.shop-opt--list { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 4px 0; }
.shop-opt__box { flex-shrink: 0; width: 20px; height: 20px; border: 1.5px solid #8A8A8A; border-radius: 5px; background: #fff; transition: all var(--dur) var(--ease); }
.shop-opt__input:checked + .shop-opt__box { background: var(--c-ink) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7'/%3E%3C/svg%3E") center / 14px no-repeat; border-color: var(--c-ink); }
.shop-opt__text { display: flex; align-items: baseline; gap: 8px; flex: 1; min-width: 0; flex-wrap: wrap; }
.shop-opt__en { font-family: var(--font-display); font-weight: 300; font-size: 19px; line-height: 1.1; letter-spacing: .04em; color: var(--c-ink); }
.shop-opt__zh { font-size: 13px; color: var(--c-text); }
.shop-opt__cert { display: inline-block; margin-left: 6px; padding: 0 6px; border-radius: 4px; box-shadow: inset 0 0 0 1px var(--c-line); font-size: 10px; line-height: 18px; color: var(--c-muted); vertical-align: 1px; }
.shop-opt__count { font: 400 12px "Open Sans", sans-serif; color: var(--c-muted); }
.shop-opt--list:hover .shop-opt__en { color: var(--c-cta-strong); }

/* ---------- Results ---------- */
.shop-grid { row-gap: var(--s-6); }
@media (min-width: 768px) { .shop-grid { row-gap: var(--s-7); } }
.shop-empty { padding-block: var(--s-7); }
.shop-empty__chips { justify-content: center; margin-top: var(--s-2); }
.shop-empty__chips .chip { min-height: 40px; }

/* ---------- Extra sections ---------- */
.shop-explore { padding-top: 0; }
.shop-where__none { margin-bottom: var(--s-2); }
.shop-where__stores { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-3) var(--s-4); margin-top: var(--s-6); padding: var(--s-5); border-radius: var(--radius-card); background: var(--c-stage-2); }
.shop-where__stores > .icon { width: 24px; height: 24px; flex-shrink: 0; }
.shop-where__stores p { flex: 1 1 240px; font-size: 15px; color: var(--c-ink); }
.shop-where__note { display: block; font-size: 13px; color: var(--c-muted); margin-top: 2px; }
.shop-service__list { list-style: none; margin: 0; padding: 0; }
.shop-service .feature__text, .shop-service .legal-note, .shop-hero__intro, .page-head__lead { text-wrap: pretty; }

/* =====================================================================
   series.html — 系列介紹 overview
   ===================================================================== */
.series-nav { position: relative; padding-bottom: var(--s-2); }
.series-nav .chip { min-height: 40px; padding: 0 16px; }

.series-block { padding-block: var(--s-7); border-top: 1px solid var(--c-line-soft); }
.series-block:first-of-type { border-top: 0; }
@media (min-width: 768px) { .series-block { padding-block: var(--s-8); } }
.series-block__split { gap: var(--s-5); align-items: center; }
@media (min-width: 768px) { .series-block__split { gap: var(--s-7); } }
@media (min-width: 1024px) { .series-block__split { gap: var(--s-8); } }
.series-block__media { position: relative; display: block; aspect-ratio: 1 / 1; border-radius: var(--radius-card); overflow: hidden; background: var(--c-stage); }
.series-block__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease); }
.series-block__media:hover img { transform: scale(1.03); }
.series-block__media .badge { position: absolute; top: 14px; left: 14px; z-index: 1; }
@media (max-width: 767.98px) { .series-block__media { aspect-ratio: 4 / 3; } }
.series-block__body { gap: var(--s-3); }
.series-block__num { color: var(--c-muted); }
.series-block__title { display: flex; flex-direction: column; gap: 6px; letter-spacing: 0; }
.series-block__en { font-family: var(--font-display); font-weight: 200; font-size: 48px; line-height: 1; letter-spacing: .02em; color: var(--c-ink); }
.series-block__zh { font-family: var(--font-zh); font-weight: 500; font-size: 15px; letter-spacing: .2em; color: var(--c-ink); }
@media (min-width: 768px) { .series-block__en { font-size: 64px; } }
.series-block__tagline { font-family: var(--font-zh); font-size: 18px; font-weight: 500; color: var(--c-ink); letter-spacing: .06em; margin-top: var(--s-2); }
.series-block__intro { font-size: 15px; line-height: 1.9; color: var(--c-text); max-width: 520px; }
.series-block__meta { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); margin: var(--s-1) 0 0; padding: var(--s-3) 0; border-top: 1px solid var(--c-line-soft); border-bottom: 1px solid var(--c-line-soft); }
.series-block__meta div { display: flex; flex-direction: column; gap: 2px; }
.series-block__meta dt { font-size: 12px; color: var(--c-muted); letter-spacing: .1em; }
.series-block__meta dd { margin: 0; font: 600 15px/1.4 "Open Sans", var(--font-zh); color: var(--c-ink); }
.series-block__thumbs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s-2); list-style: none; margin: var(--s-1) 0 0; padding: 0; max-width: 400px; }
.series-block__thumb { display: block; aspect-ratio: 1 / 1; border-radius: 12px; background: var(--c-stage); overflow: hidden; }
.series-block__thumb img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; transform-origin: 50% 100%; }
.series-block__thumb:hover img { animation: hop-bob .9s var(--ease-bob) 1; }
.series-block__cert { max-width: 520px; }
.series-block__cta { margin-top: var(--s-2); }
@media (prefers-reduced-motion: reduce) { .series-block__thumb:hover img { animation: none !important; } }

/* Size guide strip */
.size-guide { --cm: 5px; --label-h: 46px; margin-top: var(--s-2); }
@media (min-width: 400px) { .size-guide { --cm: 5.6px; } }
@media (min-width: 768px) { .size-guide { --cm: 9px; --label-h: 52px; } }
@media (min-width: 1024px) { .size-guide { --cm: 11px; } }
.size-guide__scroll { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: none; margin-inline: calc(var(--gutter) * -1); padding-inline: var(--gutter); }
.size-guide__scroll::-webkit-scrollbar { display: none; }
.size-guide__row { position: relative; display: flex; align-items: flex-end; justify-content: center; gap: 10px; width: max-content; min-width: 100%; margin: 0; padding: var(--s-4) 0 0; list-style: none; }
.size-guide__row::after { content: ''; position: absolute; left: 0; right: 0; bottom: var(--label-h); height: 2px; border-radius: 1px; background: var(--c-ink); }
@media (min-width: 768px) { .size-guide__row { gap: var(--s-6); } }
.size-guide__row > li { display: flex; }
.size-guide__item { display: flex; flex-direction: column; align-items: center; min-width: 40px; color: var(--c-ink); }
.size-guide__fig { display: block; height: calc(var(--h) * var(--cm)); width: auto; aspect-ratio: 60 / 100; color: var(--c-ink); transform-origin: 50% 100%; transition: color var(--dur) var(--ease); }
a.size-guide__item:hover .size-guide__fig { color: var(--c-cta-strong); animation: hop-bob .9s var(--ease-bob) 1; }
a.size-guide__item:hover .size-guide__size { color: var(--c-cta-strong); }
.size-guide__card { display: block; width: calc(8.56 * var(--cm)); height: calc(5.4 * var(--cm)); border: 1.5px dashed var(--c-muted); border-radius: calc(.4 * var(--cm)); background: repeating-linear-gradient(135deg, rgba(255, 255, 255, .6) 0 4px, rgba(0, 0, 0, .05) 4px 8px); }
.size-guide__label { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; height: var(--label-h); padding-top: 8px; text-align: center; line-height: 1.3; }
.size-guide__size { font: 700 15px/1.3 'Open Sans', sans-serif; color: var(--c-ink); letter-spacing: .04em; transition: color var(--dur) var(--ease); }
.size-guide__size--ref { font-family: var(--font-zh); font-weight: 500; font-size: 13px; letter-spacing: .04em; color: var(--c-muted); }
.size-guide__cm { font-size: 12px; color: var(--c-muted); white-space: nowrap; }
@media (min-width: 768px) { .size-guide__size { font-size: 18px; } .size-guide__size--ref { font-size: 14px; } .size-guide__cm { font-size: 13px; } }
@media (prefers-reduced-motion: reduce) { a.size-guide__item:hover .size-guide__fig { animation: none !important; } }
.size-guide__notes { display: grid; gap: var(--s-4); margin-top: var(--s-7); }
@media (min-width: 768px) { .size-guide__notes { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--s-5); } }
.size-guide__note { padding: var(--s-5); border-radius: var(--radius-card); background: #fff; }
.size-guide__note h3 { font-size: 16px; margin-bottom: var(--s-2); }
.size-guide__note ul { margin: 0; padding-left: 1.2em; font-size: 14px; line-height: 1.9; color: var(--c-text); }
.size-guide__chips { justify-content: center; margin-top: var(--s-6); }

/* Channels band (series page end) */
.channel-card { display: flex; flex-direction: column; gap: var(--s-2); height: 100%; padding: var(--s-5); border-radius: var(--radius-card); background: #fff; border: 1px solid var(--c-line-soft); color: var(--c-ink); transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease); }
.channel-card:hover { border-color: var(--c-ink); }
.channel-card__icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 50%; background: var(--c-stage); margin-bottom: var(--s-2); }
.channel-card__icon .icon { width: 24px; height: 24px; }
.channel-card__en { font-family: var(--font-display); font-weight: 300; font-size: 26px; line-height: 1.05; letter-spacing: .04em; }
.channel-card__zh { font-size: 15px; font-weight: 500; }
.channel-card__text { font-size: 13px; line-height: 1.8; color: var(--c-muted); flex: 1; }
.channel-card .link-arrow { min-height: 32px; font-size: 14px; }
@media (max-width: 767.98px) { .channel-card { padding: var(--s-4); } .channel-card__en { font-size: 22px; } }