/* Image lightbox — fade+scale popup. Pair with lib/lightbox.html + assets/js/lightbox.js.
   Mark any <img> with class="lightbox-trigger" data-lightbox to make it open the popup. */

.lightbox-trigger {
  cursor: zoom-in;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: rgba(0, 0, 0, 0.85);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: var(--radius, 10px);
  box-shadow: var(--shadow-lg, 0 8px 40px rgba(0, 0, 0, 0.3));
  transform: scale(0.92);
  opacity: 0;
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.25s ease;
}

.lightbox.open img {
  transform: scale(1);
  opacity: 1;
}

.lightbox-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.08);
}

.lightbox-close::before,
.lightbox-close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
}

.lightbox-close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.lightbox-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}