/* Loom collection browser — editorial introduction + practical catalog tools. */
.collection-hero {
  padding: clamp(1.25rem, 3vw, 2.5rem) 0 clamp(2.25rem, 5vw, 4.75rem);
}

.collection-hero__breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.75rem);
  color: var(--text-secondary);
  font-size: 0.8125rem;
}

.collection-hero__breadcrumbs a {
  color: inherit;
  text-decoration: none;
  text-underline-offset: 0.25em;
}

.collection-hero__breadcrumbs a:hover { text-decoration: underline; }
.collection-hero__breadcrumbs svg { width: 0.8rem; height: 0.8rem; opacity: 0.55; }

.collection-hero__frame {
  display: grid;
  min-height: clamp(18rem, 38vw, 31rem);
  overflow: hidden;
  background: color-mix(in srgb, var(--bg) 88%, var(--text) 12%);
}

.collection-hero__frame--text-only { min-height: 0; }

.collection-hero__copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(2rem, 5vw, 5rem);
}

.collection-hero__title {
  max-width: 12ch;
  margin: 0;
  color: var(--foreground);
  font-size: clamp(2.65rem, 6vw, 5.5rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.96;
  text-wrap: balance;
}

.collection-hero__description {
  max-width: 60ch;
  margin: 1.4rem 0 0;
  color: var(--text-secondary);
  font-size: clamp(0.975rem, 1.5vw, 1.125rem);
  line-height: 1.65;
}

.collection-hero__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.6rem;
  color: var(--foreground);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.collection-hero__meta::before {
  width: 2.25rem;
  height: 1px;
  background: currentColor;
  content: "";
}

.collection-hero__media { min-height: 17rem; overflow: hidden; }
.collection-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}
.collection-hero__frame:hover .collection-hero__media img { transform: scale(1.018); }

.collection-browser { padding-bottom: clamp(4rem, 7vw, 7rem); }

.collection-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
  margin-bottom: 2rem;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.collection-toolbar__left,
.collection-toolbar__right {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.collection-toolbar__count {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
}

.collection-toolbar__button,
.collection-filter__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.75rem;
  padding: 0 0.9rem;
  border: 1px solid var(--border-dark);
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 600;
}

.collection-toolbar__button svg,
.collection-filter__close svg { width: 1rem; height: 1rem; }

.collection-sort {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-secondary);
  font-size: 0.8125rem;
}

.collection-sort select {
  min-height: 2.75rem;
  max-width: 13rem;
  padding: 0 2.3rem 0 0.85rem;
  border: 1px solid var(--border-dark);
  border-radius: 0;
  background: var(--bg);
  color: var(--foreground);
  cursor: pointer;
  font: inherit;
  font-size: 0.875rem;
}

.collection-browser__layout {
  display: grid;
  grid-template-columns: minmax(13rem, 15.5rem) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: start;
}
.collection-browser__layout--no-filters { grid-template-columns: minmax(0, 1fr); }

.collection-filter {
  position: sticky;
  top: 6.5rem;
  align-self: start;
}

.collection-filter__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1rem;
}

.collection-filter__heading {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.collection-filter__close { display: none; width: 2.75rem; padding: 0; }

.collection-filter__group {
  padding: 1.35rem 0;
  border-top: 1px solid var(--border);
}

.collection-filter__group summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  color: var(--foreground);
  font-size: 0.875rem;
  font-weight: 650;
}

.collection-filter__group summary::-webkit-details-marker { display: none; }
.collection-filter__group summary::after {
  width: 0.5rem;
  height: 0.5rem;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  content: "";
  transform: rotate(45deg) translateY(-2px);
  transition: transform 180ms ease;
}
.collection-filter__group:not([open]) summary::after { transform: rotate(-45deg); }

.collection-filter__body { padding-top: 1rem; }
.collection-filter__search { position: relative; }
.collection-filter__search svg {
  position: absolute;
  top: 50%;
  left: 0.8rem;
  width: 1rem;
  height: 1rem;
  color: var(--text-secondary);
  transform: translateY(-50%);
  pointer-events: none;
}

.collection-filter input[type="search"],
.collection-filter input[type="number"] {
  width: 100%;
  min-height: 2.8rem;
  border: 1px solid var(--border-dark);
  border-radius: 0;
  background: transparent;
  color: var(--foreground);
  font: inherit;
  font-size: 0.875rem;
}
.collection-filter input[type="search"] { padding: 0 0.75rem 0 2.35rem; }
.collection-filter input[type="number"] { padding: 0 0.7rem; font-variant-numeric: tabular-nums; }
.collection-filter input::placeholder { color: var(--text-secondary); opacity: 1; }

.collection-filter__option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.42rem 0;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.875rem;
}
.collection-filter__option span:first-of-type { flex: 1; }
.collection-filter__option:hover { color: var(--foreground); }
.collection-filter__option input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--scheme-btn-bg, var(--foreground));
}
.collection-filter__option-count { font-size: 0.75rem; font-variant-numeric: tabular-nums; }

.collection-filter__price {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.55rem;
}
.collection-filter__price span { color: var(--text-secondary); font-size: 0.8rem; }

.collection-filter__reset {
  padding: 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: none;
  color: var(--foreground);
  cursor: pointer;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  text-underline-offset: 0.25em;
}

.collection-active-filters {
  display: none;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
}
.collection-active-filters:not(:empty) { display: flex; }
.collection-active-filter {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2rem;
  padding: 0 0.7rem;
  border: 1px solid var(--border-dark);
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  font: inherit;
  font-size: 0.75rem;
}
.collection-active-filter::after { content: "×"; font-size: 1rem; line-height: 1; }

.collection-products-grid {
  display: grid;
  grid-template-columns: repeat(var(--desktop-columns, 3), minmax(0, 1fr));
  column-gap: clamp(0.9rem, 2vw, 1.6rem);
  row-gap: clamp(2rem, 4vw, 3.5rem);
}
.collection-product-item[hidden] { display: none !important; }

.collection-empty {
  padding: clamp(4rem, 9vw, 8rem) 1rem;
  text-align: center;
}
.collection-empty[hidden] { display: none; }
.collection-empty h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  letter-spacing: -0.025em;
}
.collection-empty p { max-width: 42ch; margin: 0 auto 1.25rem; color: var(--text-secondary); line-height: 1.6; }

.collection-filter-overlay { display: none; }

.collection-list__header {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(16rem, 0.9fr);
  align-items: end;
  gap: 2rem;
}
.collection-list__header h2 { max-width: 13ch; margin: 0; font-size: clamp(2.25rem, 5vw, 4.5rem); line-height: 0.98; text-wrap: balance; }
.collection-list__header p { max-width: 48ch; margin: 0 0 0.35rem auto; line-height: 1.65; }

.collection-toolbar__button:focus-visible,
.collection-filter__close:focus-visible,
.collection-filter__reset:focus-visible,
.collection-active-filter:focus-visible,
.collection-sort select:focus-visible,
.collection-filter input:focus-visible {
  outline: 2px solid var(--foreground);
  outline-offset: 3px;
}

.collection-browser ::selection,
.collection-hero ::selection {
  background: var(--scheme-btn-bg, var(--foreground));
  color: var(--scheme-btn-label, var(--background));
}

@media (min-width: 800px) {
  .collection-hero__frame:not(.collection-hero__frame--text-only) { grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); }
  .collection-toolbar__button { display: none; }
}

@media (max-width: 1040px) {
  .collection-products-grid { --desktop-columns: 3 !important; }
}

@media (max-width: 799px) {
  .collection-hero { padding-bottom: 2.75rem; }
  .collection-hero__frame { grid-template-columns: 1fr; }
  .collection-hero__copy { min-height: 15.5rem; order: 2; }
  .collection-hero__media { min-height: 18rem; order: 1; }
  .collection-hero__title { font-size: clamp(2.5rem, 13vw, 4.25rem); }

  .collection-toolbar { margin-bottom: 1.4rem; }
  .collection-toolbar__left { gap: 0.65rem; }
  .collection-sort > span { display: none; }
  .collection-sort select { max-width: 10.5rem; }
  .collection-browser__layout { display: block; }
  .collection-list__header { grid-template-columns: 1fr; gap: 0.85rem; }
  .collection-list__header p { margin-left: 0; }
  .collection-products-grid { grid-template-columns: repeat(var(--mobile-columns, 2), minmax(0, 1fr)); }

  .collection-filter {
    position: fixed;
    inset: 0 0 0 auto;
    z-index: 160;
    width: min(90vw, 25rem);
    height: 100dvh;
    padding: 1rem 1.25rem 2rem;
    overflow-y: auto;
    background: var(--bg);
    box-shadow: -18px 0 50px color-mix(in srgb, var(--text) 18%, transparent);
    transform: translateX(105%);
    transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
  }
  .collection-filter.is-open { transform: translateX(0); }
  .collection-filter__header { position: sticky; top: -1rem; z-index: 2; padding: 1rem 0; background: var(--bg); }
  .collection-filter__close { display: inline-flex; }
  .collection-filter-overlay {
    position: fixed;
    inset: 0;
    z-index: 150;
    display: block;
    background: color-mix(in srgb, var(--text) 35%, transparent);
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
  }
  .collection-filter-overlay.is-open { opacity: 1; pointer-events: auto; }
}

@media (max-width: 480px) {
  .collection-toolbar__count { display: none; }
  .collection-products-grid { column-gap: 0.75rem; row-gap: 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  .collection-hero__media img,
  .collection-filter,
  .collection-filter-overlay { transition: none; }
}