.lbfix-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 999999;
  align-items: center;
  justify-content: center;
}
.lbfix-overlay.lbfix-open {
  display: flex;
}
body.lbfix-locked {
  overflow: hidden;
}
.lbfix-stage {
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lbfix-img {
  max-width: 90vw;
  max-height: 84vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
.lbfix-count {
  color: rgba(255, 255, 255, 0.75);
  font-family: sans-serif;
  font-size: 14px;
  margin-top: 12px;
}
.lbfix-close {
  position: absolute;
  top: 16px;
  right: 24px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.85);
  font-size: 40px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 10px;
}
.lbfix-close:hover {
  color: #fff;
}
.lbfix-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: rgba(255, 255, 255, 0.9);
  font-size: 42px;
  line-height: 1;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.2s ease;
}
.lbfix-nav:hover {
  background: rgba(255, 255, 255, 0.3);
}
.lbfix-prev {
  left: 20px;
}
.lbfix-next {
  right: 20px;
}
@media (max-width: 600px) {
  .lbfix-nav {
    width: 44px;
    height: 44px;
    font-size: 30px;
  }
  .lbfix-close {
    font-size: 32px;
  }
}