/* ─────────────────────────────────────────────────────────────────────
   AVENU main-collection — section-specific styles.
   Primitives reused from common.css: .container, .btn, .badge, .swatch,
   .product-grid, .product-grid--3, .pagination, .breadcrumbs.
   ───────────────────────────────────────────────────────────────────── */

.ac-collection { padding-bottom: clamp(3rem, 7vw, 5rem); background: var(--color-bg); }

/* ── Breadcrumb list reset (the .breadcrumbs primitive in common.css
   sets the typography but leaves the <ol> defaults — we strip bullets
   and lay out the list inline so each separator + crumb sits on one
   line per the AVENU prototype). */
.breadcrumbs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}
.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
}
.breadcrumbs__sep {
  display: inline-flex;
  align-items: center;
  padding: 0 6px;
  color: var(--color-text-soft);
  font-size: var(--text-xs);
  user-select: none;
}
.breadcrumbs__current {
  color: var(--color-text);
  font-weight: 500;
}
.breadcrumbs__link:hover {
  color: var(--color-text);
}

/* ── Hero ──────────────────────────────────────────────────────────── */
.ac-collection__hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  padding-top: var(--space-5);
  padding-bottom: var(--space-5);
}
.ac-collection__hero-main { min-width: 0; }
.ac-collection__eyebrow {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 8px 0;
}
.ac-collection__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(2rem, 4.4vw, 3rem);
  line-height: 1;
  letter-spacing: var(--tracking-display);
  color: var(--color-text);
  margin: 0;
}
.ac-collection__hero-meta {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
  font-size: var(--text-sm);
}
.ac-collection__count-strong {
  font-weight: 500;
  color: var(--color-text);
  white-space: nowrap;
}
.ac-collection__hero-sep { color: var(--color-text-soft); }
.ac-collection__hero-desc {
  margin: 0;
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: 1.5;
}

.ac-collection__hero-rating {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.ac-collection__hero-stars {
  display: inline-flex;
  align-items: center;
  gap: 1px;
  color: #F5A524;
}
.ac-collection__hero-rating-value { color: var(--color-text); font-weight: 500; }

@media (max-width: 768px) {
  .ac-collection__hero { flex-direction: column; align-items: flex-start; }
  .ac-collection__title { font-size: clamp(1.75rem, 7vw, 2.25rem); }
}

/* ── Active chips row ──────────────────────────────────────────────── */
.ac-collection__active {
  padding-bottom: var(--space-4);
}
.active-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.active-filters__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-right: 4px;
}
.active-filters__pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px 6px 12px;
  background: #F4F4F2;
  color: var(--color-text);
  font-size: 12px;
  font-weight: 500;
  border-radius: 9999px;
  line-height: 1;
}
.active-filters__pill button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 0;
  border-radius: 50%;
  transition: color 120ms ease;
}
.active-filters__pill button:hover { color: var(--color-accent); }
.active-filters__clear button {
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--color-accent);
  font-size: 12px;
  font-weight: 500;
  padding: 6px 8px;
  border-radius: 9999px;
}
.active-filters__clear button:hover { text-decoration: underline; }

/* ── Toolbar (sticky-ish bar above the body grid) ──────────────────── */
.ac-collection__toolbar {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
}
.ac-collection__toolbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: 14px;
}

.ac-collection__filter-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 0;
  padding: 6px 0;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
}
.ac-collection__filter-trigger svg { flex: 0 0 auto; }
.ac-collection__filter-trigger:hover { color: var(--color-accent); }

.ac-collection__toolbar-right {
  display: inline-flex;
  align-items: center;
  gap: var(--space-5);
}

.ac-collection__view-switch {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  overflow: hidden;
}
.ac-collection__view-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 120ms ease, background 120ms ease;
}
.ac-collection__view-btn:hover { color: var(--color-text); }
.ac-collection__view-btn.is-active {
  background: var(--color-primary);
  color: var(--color-primary-text);
}

/* Sort — themed wrapper (label + native select + chevron icon). The
   native select gets a transparent background so our chevron + border
   wrapper render the visible affordance. */
.ac-collection__sort {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-bg);
}
.ac-collection__sort:hover { border-color: var(--color-text); }
.ac-collection__sort:focus-within { border-color: var(--color-text); }
.ac-collection__sort-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.ac-collection__sort-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background: transparent;
  border: 0;
  padding: 0 22px 0 0;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  line-height: 1;
}
.ac-collection__sort-select:focus { outline: none; }
.ac-collection__sort-chev {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .ac-collection__toolbar-right { gap: var(--space-3); }
  .ac-collection__view-switch { display: none; }
  .ac-collection__sort { padding: 6px 10px 6px 12px; }
  .ac-collection__sort-label { display: none; }
}

/* ── Body layout ───────────────────────────────────────────────────── */
.ac-collection__body { padding-block: var(--space-6); }
.ac-collection__layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(2rem, 4vw, 3rem);
  align-items: start;
}
@media (max-width: 1024px) {
  .ac-collection__layout { grid-template-columns: 1fr; }
}

/* ── Filter sidebar (desktop sticky / mobile drawer) ───────────────── */
.ac-filter {
  position: sticky;
  top: calc(var(--header-height-desktop) + 16px);
  align-self: start;
  max-height: calc(100vh - var(--header-height-desktop) - 32px);
  overflow-y: auto;
  padding-right: 8px;
}
.ac-filter::-webkit-scrollbar { width: 4px; }
.ac-filter::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

.ac-filter__top {
  display: none;       /* desktop: no separate top bar; drawer header appears on mobile */
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.ac-filter__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.ac-filter__clear {
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
  padding: 4px 0;
  margin-left: auto;
}
.ac-filter__close {
  display: none;
  width: 36px; height: 36px;
  border: 0;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.ac-filter__form {
  display: flex;
  flex-direction: column;
}

/* ── Filter group (collapsible, divided by hairline) ───────────────── */
.ac-filter__group {
  border: 0;
  margin: 0;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}
.ac-filter__group:first-of-type { padding-top: 0; }
.ac-filter__group:last-of-type { border-bottom: 0; }
.ac-filter__group-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0;
  margin: 0 0 14px 0;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0;
  text-transform: none;
  cursor: pointer;
  float: none;
}
.ac-filter__group-title svg { flex: 0 0 auto; color: var(--color-text-muted); transition: transform 200ms ease; }
.ac-filter__group[data-collapsed="true"] .ac-filter__group-title svg { transform: rotate(180deg); }
.ac-filter__group[data-collapsed="true"] > :not(.ac-filter__group-title) { display: none; }

/* ── Checklist (categories, availability, rating) ──────────────────── */
.ac-filter__checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ac-filter__check {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  line-height: 1.3;
}
.ac-filter__check input[type="checkbox"],
.ac-filter__check input[type="radio"] {
  position: absolute;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}
.ac-filter__check-box {
  width: 16px; height: 16px;
  border: 1.5px solid rgba(0, 0, 0, 0.3);
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  transition: background 120ms ease, border-color 120ms ease;
  flex: 0 0 auto;
}
.ac-filter__check-box svg { opacity: 0; transition: opacity 120ms ease; }
.ac-filter__check-box--radio { border-radius: 50%; }
.ac-filter__check input[type="checkbox"]:checked ~ .ac-filter__check-box {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.ac-filter__check input[type="checkbox"]:checked ~ .ac-filter__check-box svg { opacity: 1; }
.ac-filter__check input[type="radio"]:checked ~ .ac-filter__check-box--radio {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: inset 0 0 0 3px var(--color-bg);
}
.ac-filter__check-label { font-weight: 400; }
.ac-filter__check-count {
  font-size: 11px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* ── Size chips (square pill grid) ─────────────────────────────────── */
.ac-filter__sizes {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}
.ac-filter__size { position: relative; cursor: pointer; }
.ac-filter__size input[type="checkbox"] {
  position: absolute;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}
.ac-filter__size-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 3px;
  background: var(--color-bg);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  transition: all 120ms ease;
}
.ac-filter__size:hover .ac-filter__size-chip { border-color: var(--color-primary); }
.ac-filter__size input:checked ~ .ac-filter__size-chip {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}
.ac-filter__size-guide {
  display: inline-block;
  margin-top: 12px;
  font-size: 11px;
  color: var(--color-accent-warm);
  text-decoration: underline;
}

/* ── Color filter group (variant-system architecture) ──────────────── */
.ac-filter__colors {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ac-filter__color {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--color-text);
  padding: 4px 0;
}
.ac-filter__color input[type="checkbox"] {
  position: absolute;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}
.ac-filter__color-swatch {
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}
.ac-filter__color input:checked + .ac-filter__color-swatch {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}
.ac-filter__color-label { line-height: 1.2; }
.ac-filter__color-count {
  font-size: 11px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* ── Price range slider visual + numeric inputs ────────────────────── */
.ac-filter__price-track {
  position: relative;
  height: 4px;
  background: #E5E5E5;
  border-radius: 2px;
  margin: 18px 8px 16px;
  cursor: pointer;
  touch-action: none;
}
/* Taller invisible hit area: clicking near the bar still counts. */
.ac-filter__price-track::before {
  content: "";
  position: absolute;
  left: -8px; right: -8px; top: -12px; bottom: -12px;
}
.ac-filter__price-track.is-dragging,
.ac-filter__price-track.is-dragging .ac-filter__price-thumb { cursor: grabbing; }
.ac-filter__price-fill {
  position: absolute;
  top: 0; bottom: 0;
  left: 8%; right: 38%;
  background: var(--color-primary);
  border-radius: 2px;
}
.ac-filter__price-thumb {
  position: absolute;
  top: 50%;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-primary);
  transform: translate(-50%, -50%);
  cursor: grab;
  z-index: 1;
  transition: box-shadow 0.15s ease;
}
/* Larger grab area around the dot. */
.ac-filter__price-thumb::before {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 50%;
}
.ac-filter__price-thumb:hover,
.ac-filter__price-track.is-dragging .ac-filter__price-thumb { box-shadow: 0 0 0 6px color-mix(in srgb, var(--color-primary) 18%, transparent); }
.ac-filter__price-thumb--min { left: 8%; }
.ac-filter__price-thumb--max { left: 62%; }
.ac-filter__price {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 12px;
}
.ac-filter__price label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.ac-filter__price-cap {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.ac-filter__price input {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  background: var(--color-bg);
  padding: 8px 12px;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--color-text);
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: textfield;
}
.ac-filter__price input::-webkit-outer-spin-button,
.ac-filter__price input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.ac-filter__price input:focus { outline: none; border-color: var(--color-primary); }
.ac-filter__price-sep { color: var(--color-text-muted); padding-bottom: 10px; }

/* ── Submit button container ───────────────────────────────────────── */
.ac-filter__submit { padding-top: 24px; }

/* ── Main column (grid + pagination) ───────────────────────────────── */
.ac-collection__main { min-width: 0; }

/* Override the common.css 4-up default for our 3-up layout — sidebar
   already eats 280px so 4 cards is too tight on 1280-1440 screens. */
.ac-collection__main .product-grid {
  gap: var(--space-7) var(--space-5);
}
.ac-collection__main .product-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.ac-collection__main .product-grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.ac-collection__main .product-grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (max-width: 1280px) {
  .ac-collection__main .product-grid--4 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .ac-collection__main .product-grid--3,
  .ac-collection__main .product-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .ac-collection__main .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: var(--space-5) var(--space-3);
  }
}

/* Pagination caption row below the .pagination strip. */
.ac-collection__paginate-meta {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 11px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}
.ac-collection__paginate-meta strong { color: var(--color-text); font-weight: 500; }

.pagination__link--nav { padding: 0 14px; gap: 6px; }
.pagination__link--nav.is-disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Empty state ───────────────────────────────────────────────────── */
.ac-collection__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: clamp(3rem, 6vw, 5rem) 0;
  text-align: center;
}
.ac-collection__empty p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--text-md);
}

/* ── Backdrop (mobile drawer) — hidden on desktop ──────────────────── */
.filter-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 105;
  background: rgba(15, 15, 15, 0.45);
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

/* ── Tablet / mobile (≤1024) — sidebar becomes slide-in drawer ─────── */
@media (max-width: 1024px) {
  .ac-collection__filter-trigger { /* already visible on desktop too; emphasize on mobile */ }

  .ac-filter {
    position: fixed;
    top: 0; bottom: 0; left: 0; right: auto;
    z-index: 110;
    width: min(88vw, 380px);
    max-height: 100vh;
    padding: var(--space-5);
    background: var(--color-bg);
    box-shadow: 12px 0 40px rgba(15, 15, 15, 0.16);
    transform: translateX(-100%);
    transition: transform 320ms cubic-bezier(0.2, 0.7, 0.2, 1);
    overflow-y: auto;
  }
  .ac-filter--open,
  .ac-filter.filter-sidebar--open { transform: translateX(0); }

  .ac-filter__top { display: flex; }
  .ac-filter__close { display: inline-flex; margin-left: auto; }

  .filter-backdrop { display: block; }
  body.has-filter-open .filter-backdrop { opacity: 1; pointer-events: auto; }
}

/* ── Mobile (≤640) tweaks ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .ac-collection__hero { padding-top: var(--space-4); padding-bottom: var(--space-4); }
  .ac-collection__active { padding-bottom: var(--space-3); }
  .ac-collection__body { padding-block: var(--space-5); }

  .ac-filter__sizes { grid-template-columns: repeat(4, 1fr); }
  .pagination__link--nav span { display: none; }    /* compact prev/next on phone */
}