.art-browser {
  position: sticky;
  top: 0;
  z-index: 90;
  border-block: 1px solid rgba(199, 154, 69, 0.18);
  background:
    linear-gradient(90deg, rgba(239, 210, 140, 0.025), transparent 30%, rgba(111, 234, 255, 0.025)),
    rgba(2, 2, 2, 0.91);
  box-shadow:
    0 14px 38px rgba(0, 0, 0, 0.36),
    inset 0 -1px 0 rgba(111, 234, 255, 0.04);
  backdrop-filter: blur(18px) saturate(1.08);
}

.art-browser-inner {
  min-height: 50px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: stretch;
  gap: clamp(12px, 2vw, 30px);
}

.art-browser-modes,
.art-browser-options {
  display: flex;
  align-items: stretch;
  overflow-x: auto;
  scrollbar-width: none;
}

.art-browser-modes::-webkit-scrollbar,
.art-browser-options::-webkit-scrollbar {
  display: none;
}

.art-browser-modes {
  position: relative;
  padding-right: clamp(8px, 1.2vw, 18px);
}

.art-browser-modes::after {
  content: "";
  position: absolute;
  right: 0;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(199, 154, 69, 0.34), rgba(111, 234, 255, 0.2), transparent);
}

.art-browser button {
  position: relative;
  flex: 0 0 auto;
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 clamp(10px, 1.45vw, 18px);
  border: 0;
  color: rgba(240, 236, 227, 0.56);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.58rem;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 150ms ease, background 150ms ease, opacity 150ms ease;
}

.art-browser-modes button {
  color: rgba(240, 236, 227, 0.7);
}

.art-browser button::after {
  content: "";
  position: absolute;
  left: 11px;
  right: 11px;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-bright), var(--cold-cyan));
  opacity: 0;
  transform: scaleX(0.35);
  transform-origin: center;
  transition: opacity 150ms ease, transform 180ms ease;
}

.art-browser button:hover,
.art-browser button:focus-visible {
  color: var(--ivory);
  background: rgba(239, 210, 140, 0.026);
}

.art-browser button[aria-selected="true"],
.art-browser button[aria-pressed="true"] {
  color: var(--gold-bright);
}

.art-browser button[aria-selected="true"]::after,
.art-browser button[aria-pressed="true"]::after {
  opacity: 0.92;
  transform: scaleX(1);
}

.art-browser button:focus-visible {
  outline: 1px solid rgba(111, 234, 255, 0.68);
  outline-offset: -4px;
}

.art-browser button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.art-browser-option-count {
  color: rgba(240, 236, 227, 0.34);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
}

.art-browser button[aria-pressed="true"] .art-browser-option-count {
  color: rgba(239, 210, 140, 0.62);
}

.art-browser-colour::before {
  content: "";
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  background: var(--browser-swatch, linear-gradient(135deg, var(--gold), var(--cold-cyan)));
  box-shadow:
    0 0 0 2px rgba(0, 0, 0, 0.38),
    0 0 17px color-mix(in srgb, var(--browser-swatch, var(--gold)) 42%, transparent);
}

.art-browser-colour[aria-pressed="true"] {
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--browser-swatch, var(--gold)) 10%, transparent), transparent 80%);
}

.art-browser-spectrum::before {
  border-radius: 2px;
  background: linear-gradient(135deg, #ef5350, #f6bd4b 30%, #49bb78 50%, #54bdea 70%, #ad6dd6 86%, #d95b9e);
}

.art-hero-palette {
  min-height: 18px;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 3px;
}

.art-hero-palette[hidden] {
  display: none;
}

.art-hero-palette button {
  width: 24px;
  height: 8px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: var(--hero-swatch, var(--gold));
  cursor: pointer;
  box-shadow: 0 0 13px color-mix(in srgb, var(--hero-swatch, var(--gold)) 34%, transparent);
  transition: width 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.art-hero-palette button:hover,
.art-hero-palette button:focus-visible {
  width: 34px;
  border-color: rgba(255, 255, 255, 0.58);
  transform: translateY(-1px);
  outline: none;
}

.art-piece-palette,
.art-loop-palette {
  display: flex;
  align-items: center;
  gap: 3px;
}

.art-piece-palette {
  width: min(116px, 100%);
  margin-top: 11px;
}

.art-piece-palette span {
  height: 3px;
  flex: 1 1 0;
  background: var(--piece-swatch, var(--gold));
  box-shadow: 0 0 10px color-mix(in srgb, var(--piece-swatch, var(--gold)) 25%, transparent);
}

.art-loop-palette {
  margin-top: 9px;
}

.art-loop-palette span {
  width: 15px;
  height: 4px;
  background: var(--piece-swatch, var(--gold));
}

body[data-art-browser-mode]:not([data-art-browser-mode="series"]) #art-taxonomy {
  display: none;
}

#art-taxonomy,
#selected-work {
  scroll-margin-top: 66px;
}

.art-gallery-status {
  max-width: 68ch;
  margin: 14px 0 0;
  color: rgba(240, 236, 227, 0.58);
  font-size: 0.72rem;
  line-height: 1.55;
}

body[data-art-browser-mode="colour"] .art-piece[data-colour-profile="true"] .art-piece-copy {
  position: relative;
  padding-left: 16px;
}

body[data-art-browser-mode="colour"] .art-piece[data-colour-profile="true"] .art-piece-copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  bottom: 3px;
  width: 2px;
  background: rgb(var(--art-dominant-colour, 199 154 69));
  box-shadow: 0 0 18px rgb(var(--art-dominant-colour, 199 154 69) / 0.28);
}

@media (max-width: 900px) {
  .art-browser-inner {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 0;
  }

  .art-browser-modes {
    padding-right: 0;
    border-bottom: 1px solid rgba(199, 154, 69, 0.12);
  }

  .art-browser-modes::after {
    display: none;
  }

  .art-browser-modes button {
    flex: 1 0 auto;
    justify-content: center;
  }

  .art-browser-options {
    padding-inline: 4px;
  }
}

@media (max-width: 560px) {
  .art-browser button {
    min-height: 43px;
    padding-inline: 11px;
    font-size: 0.54rem;
  }

  .art-browser-colour::before {
    width: 11px;
    height: 11px;
  }

  #art-taxonomy,
  #selected-work {
    scroll-margin-top: 92px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .art-browser button,
  .art-browser button::after,
  .art-hero-palette button {
    transition: none;
  }
}