/* ==========================================================================
   KEKO — shop.html (collection + filtering)
   Page-scoped rules only. Tokens and components come from styles.css.
   ========================================================================== */

/* ----------------------------------------------------------------- head -- */
.shop-head { margin-bottom: var(--s-6); }
.shop-head h1 { font-size: var(--fs-2xl); margin-top: var(--s-3); }
.shop-head p { color: var(--text-dim); font-size: var(--fs-sm); margin-top: var(--s-3); max-width: 58ch; }
@media (max-width: 640px) { .shop-head h1 { font-size: var(--fs-xl); } }

/* --------------------------------------------------------------- layout -- */
.shop-layout {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  gap: var(--s-6);
  align-items: start;
}
@media (max-width: 900px) {
  .shop-layout { grid-template-columns: minmax(0, 1fr); gap: var(--s-4); }
}

/* -------------------------------------------------------------- filters -- */
.filters {
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}
@media (min-width: 901px) {
  .filters {
    position: sticky;
    top: calc(var(--header-h) + var(--s-4));
    max-height: calc(100vh - var(--header-h) - var(--s-6));
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

.filters__summary {
  display: flex; align-items: center; gap: var(--s-3);
  padding: var(--s-4);
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-sm); font-weight: 700;
}
.filters__summary::-webkit-details-marker { display: none; }
.filters__summary .filters__chevron {
  width: 18px; height: 18px; margin-left: auto; color: var(--text-faint);
  transition: transform .2s var(--ease);
}
.filters[open] .filters__summary .filters__chevron { transform: rotate(180deg); }
.filters[open] .filters__summary { border-bottom: 1px solid var(--border-soft); }
.filters__summary .filters__badge {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--r-pill);
  background: var(--brand); color: var(--text);
  font-size: 11px; font-weight: 800; line-height: 20px; text-align: center;
}
.filters__summary .filters__badge[hidden] { display: none !important; }

/* Desktop: the panel is a plain sticky sidebar, so the toggle disappears. */
@media (min-width: 901px) {
  .filters__summary { display: none; }
}

.filters__panel { padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-5); }
.filters__panel input[type="search"] { color-scheme: dark; }

.facet-title {
  font-size: var(--fs-xs); font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text-faint);
  margin-bottom: var(--s-3);
}
.facet-list { display: flex; flex-direction: column; gap: 2px; }

.facet {
  display: flex; align-items: center; gap: var(--s-3);
  padding: var(--s-2); border-radius: var(--r-sm);
  font-size: var(--fs-sm); color: var(--text-dim); cursor: pointer;
  transition: background .16s var(--ease), color .16s var(--ease);
}
.facet:hover { background: var(--surface); color: var(--text); }
.facet input {
  flex: none; width: 16px; height: 16px; margin: 0;
  accent-color: var(--brand); color-scheme: dark; cursor: pointer;
}
.facet input:checked + .facet__name { color: var(--text); font-weight: 600; }
.facet__name { min-width: 0; }
.facet__count {
  margin-left: auto; font-size: var(--fs-xs); color: var(--text-faint);
  font-variant-numeric: tabular-nums;
}
.facet[data-empty="true"] { opacity: .45; }

.chip-row { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.chip-row .chip { padding: var(--s-2) var(--s-3); }

.filters__rule { height: 1px; background: var(--border-soft); }

/* .notice is display:flex (it normally holds an icon + a text block). This one
   is a plain sentence with an inline link, so flex would make the <a> its own
   flex item and break the line up. Restore normal inline flow. */
.facet-note { display: block; font-size: var(--fs-xs); line-height: 1.5; }
.facet-note a { color: var(--brand-bright); text-decoration: underline; text-underline-offset: 2px; }

/* -------------------------------------------------------------- toolbar -- */
.shop-bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3); flex-wrap: wrap;
  margin-bottom: var(--s-4);
}
.shop-bar__sort { display: flex; align-items: center; gap: var(--s-3); }
.shop-bar__sort label {
  font-size: var(--fs-xs); font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; color: var(--text-faint); white-space: nowrap;
}
.shop-bar .select { width: auto; min-width: 172px; padding-block: var(--s-2); font-size: var(--fs-sm); }
.shop-count { font-size: var(--fs-sm); color: var(--text-faint); }
.shop-count strong { color: var(--text); font-weight: 700; }
@media (max-width: 420px) {
  .shop-bar { align-items: stretch; }
  .shop-bar__sort { width: 100%; }
  .shop-bar .select { flex: 1; min-width: 0; }
}

.active-rail { display: flex; flex-wrap: wrap; gap: var(--s-2); margin-bottom: var(--s-5); }
.active-rail:empty { display: none; }
.active-rail .chip__x { font-size: var(--fs-md); line-height: 1; margin-left: 2px; opacity: .7; }

/* ------------------------------------------------------------ sold out --- */
.card.is-out .tin-wrap { opacity: .34; filter: grayscale(.55); }
.card.is-out .card__body { opacity: .58; }
.card.is-out:hover {
  transform: none; box-shadow: none; border-color: var(--border-soft);
}
.card.is-out:hover .tin-wrap { opacity: .5; }

/* ---------------------------------------------------------- empty state -- */
.shop-empty {
  border: 1px dashed var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-elev);
}
.shop-empty h2 { font-size: var(--fs-md); color: var(--text); margin-bottom: var(--s-2); }
.shop-empty p { font-size: var(--fs-sm); max-width: 44ch; margin-inline: auto; }
.shop-empty .btn { margin-top: var(--s-5); }