/* Filter auf der letzten Kategorie-Ebene (shop-filter.js).
   Aufbau wie gewuenscht: graue Flaeche ueber der Sortierung, Dropdowns im
   Raster (4 Spalten Desktop), 8. Platz = "Alle Filter" -> Popup mit allen
   Filtern. Mobile: nur der Knopf "Alle Filter". */

.ptxshop-filters {
  margin-bottom: var(--ptxshop-space-4);
  padding: var(--ptxshop-space-4);
  border-radius: var(--ptxshop-radius-md);
  background: var(--ptxshop-color-surface);
}

.ptxshop-filters__bar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

/* ---------- Einzelner Filter ---------- */
.ptxshop-filter {
  position: relative;
  min-width: 0;
}

.ptxshop-filter__btn,
.ptxshop-filters__all {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 44px;
  padding: 0 12px 0 14px;
  border: 1px solid var(--ptxshop-color-border);
  border-radius: var(--ptxshop-radius-sm);
  background: var(--ptxshop-color-white);
  color: var(--ptxshop-color-navy-900);
  font: inherit;
  font-size: var(--ptxshop-text-sm);
  text-align: left;
  cursor: pointer;
  transition: border-color 0.15s ease;
}

.ptxshop-filter__btn:hover,
.ptxshop-filters__all:hover,
.ptxshop-filter.is-active > .ptxshop-filter__btn {
  border-color: var(--ptxshop-color-amber-600);
}

.ptxshop-filter__btn:focus-visible,
.ptxshop-filters__all:focus-visible,
.ptxshop-filter-chip:focus-visible,
.ptxshop-filter-modal__close:focus-visible,
.ptxshop-filter-modal__reset:focus-visible,
.ptxshop-filter-modal__apply:focus-visible,
.ptxshop-filter__opt input:focus-visible {
  outline: 2px solid var(--ptxshop-color-amber-600);
  outline-offset: 2px;
}

.ptxshop-filter__label {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ptxshop-filter__badge {
  display: inline-grid;
  place-items: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--ptxshop-color-navy-900);
  color: var(--ptxshop-color-white);
  font-size: 11px;
  font-weight: 700;
}

.ptxshop-filter__chev {
  flex: none;
  color: var(--ptxshop-color-amber-600);
  transition: transform 0.15s ease;
}

.ptxshop-filter__btn[aria-expanded="true"] .ptxshop-filter__chev {
  transform: rotate(180deg);
}

.ptxshop-filters__all {
  justify-content: center;
  font-weight: 600;
}

/* Dropdown in der Leiste: schwebt ueber dem Raster */
.ptxshop-filter__panel {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 40;
  min-width: 100%;
  width: max-content;
  max-width: min(320px, calc(100vw - 32px));
  max-height: 320px;
  overflow-y: auto;
  padding: 6px;
  border: 1px solid var(--ptxshop-color-border);
  border-radius: var(--ptxshop-radius-sm);
  background: var(--ptxshop-color-white);
  box-shadow: 0 12px 28px rgba(15, 30, 50, 0.14);
}

.ptxshop-filter__opt {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 6px 10px;
  border-radius: var(--ptxshop-radius-sm);
  color: var(--ptxshop-color-text);
  font-size: var(--ptxshop-text-sm);
  cursor: pointer;
}

.ptxshop-filter__opt:hover {
  background: var(--ptxshop-color-surface);
}

.ptxshop-filter__opt input {
  flex: none;
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--ptxshop-color-amber-600);
  cursor: pointer;
}

.ptxshop-filter__val {
  flex: 1;
}

.ptxshop-filter__count {
  color: var(--ptxshop-color-text-muted);
  font-size: var(--ptxshop-text-xs);
  font-variant-numeric: tabular-nums;
}

.ptxshop-filter__opt.is-disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.ptxshop-filter__opt.is-disabled input {
  cursor: not-allowed;
}

/* ---------- Aktive Filter als Chips ---------- */
.ptxshop-filters__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.ptxshop-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 32px;
  padding: 0 10px 0 12px;
  border: 1px solid var(--ptxshop-color-border-strong);
  border-radius: 999px;
  background: var(--ptxshop-color-white);
  color: var(--ptxshop-color-text);
  font: inherit;
  font-size: var(--ptxshop-text-xs);
  cursor: pointer;
}

.ptxshop-filter-chip strong {
  color: var(--ptxshop-color-navy-900);
}

.ptxshop-filter-chip span {
  color: var(--ptxshop-color-text-muted);
  font-size: 16px;
  line-height: 1;
}

.ptxshop-filter-chip:hover {
  border-color: var(--ptxshop-color-amber-600);
}

.ptxshop-filter-chip--reset {
  border-color: transparent;
  background: transparent;
  color: var(--ptxshop-color-navy-900);
  font-weight: 600;
  text-decoration: underline;
}

/* Trefferzahl "von N" neben der Produktanzahl */
.ptxshop-toolbar__of {
  color: var(--ptxshop-color-text-muted);
}

/* Gefilterte Karten + Leer-Hinweis */
.ptxshop-product-card[hidden] {
  display: none !important;
}

.ptxshop-filter-empty {
  grid-column: 1 / -1;
}

.ptxshop-filter-empty__reset {
  padding: 0;
  border: 0;
  background: none;
  color: var(--ptxshop-color-navy-900);
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

/* ---------- Popup "Alle Filter" ---------- */
.ptxshop-filter-modal {
  width: min(920px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  padding: 0;
  border: 0;
  border-radius: var(--ptxshop-radius-lg);
  background: var(--ptxshop-color-white);
  color: var(--ptxshop-color-text);
  box-shadow: 0 24px 60px rgba(10, 20, 35, 0.3);
}

.ptxshop-filter-modal[open] {
  display: flex;
  flex-direction: column;
}

.ptxshop-filter-modal::backdrop {
  background: rgba(10, 20, 35, 0.55);
}

.ptxshop-filter-modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ptxshop-color-border);
}

.ptxshop-filter-modal__head h2 {
  margin: 0;
  color: var(--ptxshop-color-navy-900);
  font-family: var(--ptxshop-font-heading);
  font-size: var(--ptxshop-text-lg);
}

.ptxshop-filter-modal__close {
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--ptxshop-radius-sm);
  background: none;
  color: var(--ptxshop-color-navy-900);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.ptxshop-filter-modal__close:hover {
  background: var(--ptxshop-color-surface);
}

.ptxshop-filter-modal__body {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: start;
  gap: 10px;
  padding: 20px;
  overflow-y: auto;
}

/* Im Popup klappen die Werte UNTER dem Knopf auf (kein Schweben -> nichts
   wird vom Popup-Rand abgeschnitten). */
.ptxshop-filter--inline .ptxshop-filter__btn {
  background: var(--ptxshop-color-surface);
  border-color: transparent;
}

.ptxshop-filter--inline.is-active .ptxshop-filter__btn {
  border-color: var(--ptxshop-color-amber-600);
}

.ptxshop-filter--inline .ptxshop-filter__panel {
  position: static;
  width: auto;
  max-width: none;
  max-height: 260px;
  margin-top: 4px;
  box-shadow: none;
}

.ptxshop-filter-modal__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 20px;
  border-top: 1px solid var(--ptxshop-color-border);
}

.ptxshop-filter-modal__reset {
  min-height: 44px;
  padding: 0 4px;
  border: 0;
  background: none;
  color: var(--ptxshop-color-navy-900);
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

.ptxshop-filter-modal__apply {
  min-height: 44px;
  padding: 0 22px;
  border: 0;
  border-radius: var(--ptxshop-radius-sm);
  background: var(--ptxshop-color-navy-900);
  color: var(--ptxshop-color-white);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.ptxshop-filter-modal__apply:hover {
  background: var(--ptxshop-color-navy-800);
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .ptxshop-filters__bar,
  .ptxshop-filter-modal__body {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .ptxshop-filters__bar,
  .ptxshop-filter-modal__body {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Handy: nur "Alle Filter" (Popup) - die einzelnen Dropdowns waeren zu eng. */
@media (max-width: 640px) {
  .ptxshop-filters {
    padding: var(--ptxshop-space-3);
  }

  .ptxshop-filters__bar {
    grid-template-columns: 1fr;
  }

  .ptxshop-filters__bar > .ptxshop-filter {
    display: none;
  }

  .ptxshop-filter-modal {
    width: 100vw;
    max-width: 100vw;
    height: 100%;
    max-height: 100%;
    margin: 0;
    border-radius: 0;
  }

  .ptxshop-filter-modal__body {
    grid-template-columns: 1fr;
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ptxshop-filter__chev,
  .ptxshop-filter__btn,
  .ptxshop-filters__all {
    transition: none;
  }
}