/* Lot catalogue */

.catalogue-head { padding-top: var(--nav-h); }

.catalogue-layout {
  display: grid;
  gap: 3rem;
  padding-block: clamp(2rem, 4vw, 4rem);
}
@media (min-width: 64em) {
  .catalogue-layout { grid-template-columns: 16rem 1fr; }
}

/* Filter rail (desktop) — cream panel against the black catalogue */
.filter-rail { display: none; }
@media (min-width: 64em) {
  .filter-rail {
    display: block;
    position: sticky;
    top: calc(var(--nav-h) + 1.5rem);
    align-self: start;
    max-height: calc(100vh - var(--nav-h) - 3rem);
    overflow-y: auto;
    background: var(--linen);
    color: var(--ink);
    padding: 1.5rem;
  }
}
.filter-group { padding-block: 1.5rem; border-bottom: 1px solid rgba(20,20,20,0.12); }
.filter-group:first-child { padding-top: 0; }
.filter-group legend, .filter-group__title {
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding: 0;
}
.filter-group fieldset { border: 0; padding: 0; margin: 0; }
.filter-option {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  padding-block: 0.3rem;
  font-size: 0.9375rem;
}
.filter-option input { width: 1.1rem; height: 1.1rem; accent-color: var(--tupa-red); }
.filter-option .count { color: var(--stone); font-size: 0.8125rem; margin-left: auto; }

/* Two-thumb range: overlapped native inputs */
.range-wrap { position: relative; height: 2rem; }
.range-wrap input[type="range"] {
  position: absolute;
  inset: 0;
  width: 100%;
  appearance: none;
  background: none;
  pointer-events: none;
  margin: 0;
}
.range-wrap input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--tupa-red);
  border: 2px solid #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.35);
  pointer-events: auto;
  cursor: pointer;
  margin-top: -7px;
}
.range-wrap input[type="range"]::-moz-range-thumb {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--tupa-red);
  border: 2px solid #fff;
  pointer-events: auto;
  cursor: pointer;
}
.range-wrap input[type="range"]::-webkit-slider-runnable-track { height: 4px; background: transparent; }
.range-wrap input[type="range"]::-moz-range-track { height: 4px; background: transparent; }
.range-wrap::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 4px;
  transform: translateY(-50%);
  background: rgba(20,20,20,0.15);
}
.range-values {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--stone);
  margin-top: 0.25rem;
}
.filter-rail select, .filter-sheet select {
  width: 100%;
  padding: 0.6em 0.8em;
  border: 1.5px solid rgba(20,20,20,0.35);
  background: #fff;
}
.filter-clear {
  background: none;
  border: 0;
  padding: 0;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--tupa-red);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Results toolbar */
.catalogue-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}
.catalogue-toolbar__count {
  color: var(--tupa-red);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.view-toggle {
  display: inline-flex;
  border: 1.5px solid var(--ink);
}
.catalogue-dark .view-toggle { border-color: var(--gallery); }
.catalogue-dark .view-toggle button[aria-pressed="true"] {
  background: var(--gallery);
  color: var(--ink);
}
.view-toggle button {
  appearance: none;
  background: none;
  border: 0;
  padding: 0.5em 1em;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
}
.view-toggle button[aria-pressed="true"] { background: var(--ink); color: var(--gallery); }
.filter-open {
  min-height: 44px;
}
@media (min-width: 64em) { .filter-open { display: none; } }

/* Lot grid */
.lot-grid {
  display: grid;
  gap: 2.5rem 1.5rem;
  grid-template-columns: repeat(2, 1fr);
}

/* Live / Silent auction section headers span the full grid */
.lot-group-head {
  grid-column: 1 / -1;
  display: flex;
  align-items: baseline;
  gap: 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  border-bottom: 2px solid var(--ink);
  padding-bottom: 0.75rem;
  margin-top: 1.5rem;
}
.lot-group-head:first-child { margin-top: 0; }
.catalogue-dark .lot-group-head { border-bottom-color: rgba(250, 250, 247, 0.35); }
.lot-group-head__count {
  font-family: var(--font-body, inherit);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--tupa-red);
}
@media (min-width: 48em) { .lot-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 75em) { .lot-grid { grid-template-columns: repeat(4, 1fr); } }

/* Wall view — single column, museum pacing */
body.wall-view .lot-grid {
  grid-template-columns: 1fr;
  gap: clamp(4rem, 10vw, 8rem);
  max-width: 56rem;
  margin-inline: auto;
}
body.wall-view .lot-grid .lot-card__frame {
  aspect-ratio: auto;
  background: none;
  display: flex;
  justify-content: center;
}
/* One work per screen: the whole piece fits without scrolling, so a scroll
   moves you to the next lot rather than down the same one. */
body.wall-view .lot-grid .lot-card__frame img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: max(20rem, calc(100svh - 16rem));
  object-fit: contain;
}
body.wall-view .lot-grid .lot-card__meta { text-align: center; }

.catalogue-empty {
  padding: 5rem 1rem;
  text-align: center;
}
.catalogue-empty .display { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 1rem; }

/* Filter bottom sheet (mobile) */
.filter-sheet {
  border: 0;
  padding: 0;
  width: 100%;
  max-width: none;
  margin: auto 0 0 0;
  background: var(--gallery);
  max-height: 85dvh;
}
.filter-sheet::backdrop { background: rgba(20,20,20,0.5); }
.filter-sheet__inner {
  padding: 1.5rem var(--gutter) calc(1.5rem + env(safe-area-inset-bottom));
}
.filter-sheet__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.filter-sheet__head h2 { font-family: var(--font-display); font-size: 1.75rem; }
.filter-sheet__close {
  background: none; border: 0;
  font-size: 1.75rem;
  width: 44px; height: 44px;
  cursor: pointer;
}
.filter-sheet .btn { margin-top: 1.5rem; }