/* ─── Image Comparison Slider ─── */
.comparison-slider {
  position: relative;
  width: 100%;
  max-width: 340px;
  aspect-ratio: 9 / 19.5;
  margin: 0 auto;
  border-radius: 28px;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  -webkit-user-select: none;
  box-shadow:
    0 0 0 3px rgba(139, 92, 246, 0.15),
    0 25px 50px -12px rgba(0, 0, 0, 0.5);
  background: #111;
}

/* Both images fill the container */
.comparison-slider .comparison-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  display: block;
}

/* Dark image is the base layer */
.comparison-slider .comparison-dark {
  z-index: 1;
}

/* Light image sits on top, clipped */
.comparison-slider .comparison-light {
  z-index: 2;
  clip-path: inset(0 0 0 0); /* Will be updated via JS */
  will-change: clip-path;
}

/* Vertical divider line */
.comparison-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255, 255, 255, 0.9);
  z-index: 10;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  will-change: left;
}

/* Circle handle on the divider */
.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  border: 2px solid rgba(139, 92, 246, 0.6);
  z-index: 11;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  pointer-events: none;
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.25),
    0 0 12px rgba(139, 92, 246, 0.2);
  will-change: left;
}

.comparison-slider:active .comparison-handle,
.comparison-slider.dragging .comparison-handle {
  transform: translate(-50%, -50%) scale(1.05);
}

/* Arrows inside the handle */
.comparison-handle .handle-arrow {
  width: 0;
  height: 0;
  border-style: solid;
}

.comparison-handle .handle-arrow.left {
  border-width: 4px 6px 4px 0;
  border-color: transparent rgba(139, 92, 246, 0.8) transparent transparent;
}

.comparison-handle .handle-arrow.right {
  border-width: 4px 0 4px 6px;
  border-color: transparent transparent transparent rgba(139, 92, 246, 0.8);
}

/* Labels for Dark / Light */
.comparison-label {
  position: absolute;
  top: 12px;
  z-index: 12;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  pointer-events: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.comparison-label.label-dark {
  right: 10px;
  background: rgba(15, 23, 42, 0.7);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.comparison-label.label-light {
  left: 10px;
  background: rgba(255, 255, 255, 0.8);
  color: #1e293b;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .comparison-slider {
    max-width: 200px;
    border-radius: 22px;
  }

  .comparison-handle {
    width: 26px;
    height: 26px;
  }

  .comparison-label {
    font-size: 0.6rem;
    padding: 3px 10px;
  }
}

@media (max-width: 480px) {
  .comparison-slider {
    max-width: 140px;
    border-radius: 18px;
  }
}