/* Public model catalogue (spec next-commercial-licensing, RF-LS18). Mobile first: the viewer on top, the filters and
   the list below; from 900 px the viewer takes the left and stays in view while the list scrolls. */
.cat-page {
  margin: 0;
}

.cat-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border, #d8dce3);
}

.cat-top .brand {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 700;
  color: inherit;
  text-decoration: none;
}

.cat-top nav {
  display: flex;
  gap: 16px;
  font-size: 0.95rem;
}

.cat-layout {
  display: grid;
  gap: 16px;
  padding: 16px;
  max-width: 1280px;
  margin: 0 auto;
}

.cat-stage {
  position: relative;
}

.cat-stage contrast-viewer {
  display: block;
  width: 100%;
  height: 56vh;
  min-height: 300px;
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface, #eef0f4);
}

.cat-status {
  position: absolute;
  inset: 0 0 auto 0;
  margin: 12px;
  padding: 8px 12px;
  width: fit-content;
  border-radius: 8px;
  background: rgb(0 0 0 / 70%);
  color: #fff;
  font-size: 0.9rem;
}

.cat-caption h1 {
  margin: 12px 0 2px;
  font-size: 1.3rem;
}

.cat-caption p {
  margin: 0;
  color: var(--muted, #5a6270);
}

.cat-credit {
  margin-top: 6px !important;
  font-size: 0.85rem;
}

.cat-heading {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.cat-label {
  margin: 12px 0 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted, #5a6270);
}

.cat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--border, #c9ced8);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.cat-chip[aria-pressed='true'] {
  background: var(--accent, #1f5fff);
  border-color: var(--accent, #1f5fff);
  color: var(--accent-contrast, #fff);
}

.cat-chip:focus-visible,
.cat-card:focus-visible,
.cat-clear:focus-visible {
  outline: 3px solid var(--focus, #ffb300);
  outline-offset: 2px;
}

.cat-chip-count {
  font-size: 0.8rem;
  opacity: 0.75;
}

.cat-clear {
  margin-top: 10px;
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  background: transparent;
  color: inherit;
  text-decoration: underline;
  font: inherit;
  cursor: pointer;
}

.cat-count {
  margin: 14px 0 8px;
  font-size: 0.9rem;
  color: var(--muted, #5a6270);
}

.cat-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.cat-card {
  display: grid;
  gap: 4px;
  width: 100%;
  min-height: 44px;
  padding: 12px;
  border: 1px solid var(--border, #d8dce3);
  border-radius: 10px;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.cat-card[aria-pressed='true'] {
  background: transparent;
  color: inherit;
  border-color: var(--accent, #1f5fff);
  box-shadow: 0 0 0 2px var(--accent, #1f5fff);
}

.cat-card-title {
  font-weight: 600;
}

.cat-card-meta {
  font-size: 0.85rem;
  color: var(--muted, #5a6270);
}

.cat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.cat-tag {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface, #eef0f4);
  font-size: 0.75rem;
}

.cat-foot {
  margin-top: 16px;
  font-size: 0.9rem;
}

@media (min-width: 900px) {
  .cat-layout {
    grid-template-columns: minmax(0, 1.6fr) minmax(300px, 1fr);
    align-items: start;
  }

  .cat-stage {
    position: sticky;
    top: 16px;
  }

  .cat-stage contrast-viewer {
    height: calc(100vh - 150px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cat-chip,
  .cat-card {
    transition: none;
  }
}