.photo-compare {
  --photo-compare-position: 50%;
  --photo-compare-accent: #fff;
  --photo-compare-radius: 16px;
  box-sizing: border-box;
  margin-block: 1.5rem;
}

.photo-compare__stage {
  position: relative;
  display: grid;
  overflow: hidden;
  border-radius: var(--photo-compare-radius);
  background: #202124;
  isolation: isolate;
  cursor: ew-resize;
  touch-action: pan-y;
}

.photo-compare--vertical .photo-compare__stage {
  cursor: ns-resize;
  touch-action: pan-x;
}

.photo-compare--shadow .photo-compare__stage {
  box-shadow: 0 18px 50px rgba(15, 23, 42, .18), 0 3px 12px rgba(15, 23, 42, .12);
}

.photo-compare__layer {
  grid-area: 1 / 1;
  min-width: 0;
}

.photo-compare__layer--before {
  z-index: 1;
  clip-path: inset(0 calc(100% - var(--photo-compare-position)) 0 0);
}

.photo-compare--vertical .photo-compare__layer--before {
  clip-path: inset(0 0 calc(100% - var(--photo-compare-position)) 0);
}

.photo-compare__image {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  user-select: none;
  pointer-events: none;
}

.photo-compare__divider {
  position: absolute;
  z-index: 3;
  top: 0;
  bottom: 0;
  left: var(--photo-compare-position);
  width: 2px;
  color: var(--photo-compare-accent);
  background: currentColor;
  transform: translateX(-50%);
  pointer-events: none;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, .35));
}

.photo-compare--vertical .photo-compare__divider {
  inset: var(--photo-compare-position) 0 auto;
  width: auto;
  height: 2px;
  transform: translateY(-50%);
}

.photo-compare__handle {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 2px solid currentColor;
  border-radius: 999px;
  background: rgba(15, 23, 42, .58);
  backdrop-filter: blur(7px);
  transform: translate(-50%, -50%);
}

.photo-compare__arrows::before,
.photo-compare__arrows::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border: solid currentColor;
  transform: rotate(45deg);
}

.photo-compare__arrows::before { border-width: 0 0 2px 2px; }
.photo-compare__arrows::after { border-width: 2px 2px 0 0; }
.photo-compare--vertical .photo-compare__arrows { transform: rotate(90deg); }

.photo-compare__range {
  position: absolute;
  z-index: 5;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: inherit;
}

.photo-compare__stage:focus-within {
  outline: 3px solid #2563eb;
  outline-offset: 4px;
}

.photo-compare__label {
  position: absolute;
  z-index: 2;
  top: 16px;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px;
  color: #fff;
  background: rgba(15, 23, 42, .68);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .18);
  font: 600 12px/1.2 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: .04em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
  pointer-events: none;
}

.photo-compare__label--before { left: 16px; }
.photo-compare__label--after { right: 16px; }
.photo-compare--vertical .photo-compare__label--after { top: auto; bottom: 16px; }

.photo-compare__caption {
  margin-top: .75rem;
  color: inherit;
  font-size: .9em;
  text-align: center;
  opacity: .72;
}

@media (prefers-reduced-motion: no-preference) {
  .photo-compare__layer--before,
  .photo-compare__divider { will-change: clip-path, left, top; }
}

@media (max-width: 480px) {
  .photo-compare__label { top: 10px; }
  .photo-compare__label--before { left: 10px; }
  .photo-compare__label--after { right: 10px; }
  .photo-compare--vertical .photo-compare__label--after { top: auto; bottom: 10px; }
}

.photo-compare-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 36px);
  margin-block: 1.5rem;
}

.photo-compare-gallery--columns-1 { grid-template-columns: minmax(0, 1fr); }
.photo-compare-gallery--columns-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.photo-compare-gallery--columns-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.photo-compare-gallery--columns-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.photo-compare-gallery--columns-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.photo-compare-gallery__item { min-width: 0; }
.photo-compare-gallery__item .photo-compare { margin-block: 0; }

@media (max-width: 1200px) {
  .photo-compare-gallery--columns-5,
  .photo-compare-gallery--columns-6 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .photo-compare-gallery--columns-3,
  .photo-compare-gallery--columns-4,
  .photo-compare-gallery--columns-5,
  .photo-compare-gallery--columns-6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  .photo-compare-gallery { grid-template-columns: minmax(0, 1fr); }
}

.photo-compare-gallery--side-by-side { grid-template-columns: minmax(0, 1fr); }

.photo-compare-pair {
  --photo-compare-radius: 16px;
  margin: 0;
}

.photo-compare-pair__images {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 2.5vw, 28px);
}

.photo-compare-pair__panel {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, .1);
  border-radius: var(--photo-compare-radius);
  background: #f1f5f9;
}

.photo-compare-pair--shadow .photo-compare-pair__panel {
  box-shadow: 0 14px 38px rgba(15, 23, 42, .14), 0 2px 8px rgba(15, 23, 42, .08);
}

.photo-compare-pair__image {
  display: block;
  width: 100%;
  height: auto;
  max-width: none;
}

.photo-compare-pair__label {
  position: absolute;
  z-index: 1;
  top: 14px;
  left: 14px;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 999px;
  color: #fff;
  background: rgba(15, 23, 42, .72);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .16);
  font: 600 12px/1.2 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: .04em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.photo-compare-pair__caption {
  margin-top: .85rem;
  color: inherit;
  font-size: .92em;
  text-align: center;
  opacity: .75;
}

@media (max-width: 600px) {
  .photo-compare-pair__images { grid-template-columns: minmax(0, 1fr); }
  .photo-compare-pair__label { top: 10px; left: 10px; }
}