/*
 * hzt-lightbox.css
 * 文章详情页图片灯箱样式（基于 jQuery 实现，无第三方依赖）
 */

/* 遮罩层 */
.hzt-lightbox-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 99999;
  cursor: zoom-out;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.hzt-lightbox-overlay.active {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

/* 大图容器 */
.hzt-lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  cursor: default;
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
  border-radius: 4px;
  transform: scale(0.92);
  transition: transform 0.25s ease;
}
.hzt-lightbox-overlay.active .hzt-lightbox-img {
  transform: scale(1);
}

/* 关闭按钮 */
.hzt-lightbox-close {
  position: fixed;
  top: 20px;
  right: 25px;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.hzt-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.3);
}
.hzt-lightbox-close::before,
.hzt-lightbox-close::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
}
.hzt-lightbox-close::before {
  transform: rotate(45deg);
}
.hzt-lightbox-close::after {
  transform: rotate(-45deg);
}

/* 前后切换按钮 */
.hzt-lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.hzt-lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.28);
}
.hzt-lightbox-nav.hzt-lightbox-prev {
  left: 16px;
}
.hzt-lightbox-nav.hzt-lightbox-next {
  right: 16px;
}
.hzt-lightbox-nav::before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2.5px 2.5px 0;
}
.hzt-lightbox-nav.hzt-lightbox-prev::before {
  transform: rotate(135deg);
  margin-left: 3px;
}
.hzt-lightbox-nav.hzt-lightbox-next::before {
  transform: rotate(-45deg);
  margin-right: 3px;
}

/* 图片计数器 */
.hzt-lightbox-counter {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  z-index: 100000;
  pointer-events: none;
}

/* 正文图片鼠标样式提示可点击 */
.ArticleTencont img.hzt-lb {
  cursor: zoom-in;
  transition: opacity 0.2s;
}
.ArticleTencont img.hzt-lb:hover {
  opacity: 0.88;
}