/* ============================================================
   Gallery canvas + items
   ============================================================ */

#gallery-canvas {
  position: fixed;
  inset: 0;
  /* Items are positioned absolutely via translate3d in JS */
}

.gallery-item {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 4px;
  cursor: pointer;
  will-change: transform;
  transition: box-shadow 0.3s ease;
}


/* Hand cursor indicator */
#hand-cursor {
  position: fixed;
  width: 24px;
  height: 24px;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 60;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

#hand-cursor.visible {
  opacity: 1;
}

/* Hand hover highlight on nearest photo */
.gallery-item.hand-hover {
  box-shadow: 0 0 12px 3px rgba(255, 255, 255, 0.25);
}

/* ============================================================
   Edge indicators (subtle gradient at viewport edges)
   ============================================================ */

.edge-indicator {
  position: fixed;
  z-index: 50;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.edge-indicator.visible {
  opacity: 1;
}

.edge-top {
  inset: 0 0 auto 0;
  height: 80px;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.5), transparent);
}

.edge-bottom {
  inset: auto 0 0 0;
  height: 80px;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.5), transparent);
}

.edge-left {
  inset: 0 auto 0 0;
  width: 80px;
  background: linear-gradient(to right, rgba(10, 10, 10, 0.5), transparent);
}

.edge-right {
  inset: 0 0 0 auto;
  width: 80px;
  background: linear-gradient(to left, rgba(10, 10, 10, 0.5), transparent);
}