/* my-docs 前台正文增强：复制按钮 / 图片灯箱 / 内嵌视频 / 图表容器。
   颜色全部引用 modules/theme.html 注入的 --mdocs-* 变量，随明暗模式自动适配。 */

/* ---------- 复制按钮挂载容器 ---------- */
.mdocs-content pre.mdocs-code,
.mdocs-content .mdocs-chart,
.mdocs-content .mdocs-media,
.mdocs-content .mdocs-math {
  position: relative;
}

.mdocs-content .mdocs-media {
  display: inline-block;
  max-width: 100%;
}

.mdocs-content .mdocs-media > img {
  display: block;
}

.mdocs-content .mdocs-math {
  display: block;
  margin: 1em 0;
  text-align: center;
}

.mdocs-content img.mdocs-zoomable {
  cursor: zoom-in;
}

/* ---------- 复制按钮 ---------- */
.mdocs-action-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--mdocs-border);
  border-radius: 7px;
  background: var(--mdocs-surface);
  color: var(--mdocs-muted);
  cursor: pointer;
  opacity: 0;
  box-shadow: 0 2px 8px rgba(2, 6, 23, 0.14);
  transition: opacity 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.mdocs-action-btn svg {
  width: 15px;
  height: 15px;
  pointer-events: none;
}

.mdocs-action-btn .mdocs-icon-check {
  display: none;
}

.mdocs-action-btn:hover {
  color: var(--mdocs-accent);
  border-color: var(--mdocs-accent);
}

.mdocs-action-btn:focus-visible,
.mdocs-action-btn.is-success {
  opacity: 1;
}

.mdocs-action-btn.is-success {
  color: #16a34a;
  border-color: #16a34a;
}

.mdocs-action-btn.is-success .mdocs-icon-copy {
  display: none;
}

.mdocs-action-btn.is-success .mdocs-icon-check {
  display: block;
}

.mdocs-content pre.mdocs-code:hover .mdocs-action-btn,
.mdocs-content .mdocs-media:hover .mdocs-action-btn,
.mdocs-content .mdocs-math:hover .mdocs-action-btn {
  opacity: 1;
}

@media (hover: none) {
  .mdocs-action-btn {
    opacity: 0.85;
  }
}

/* ---------- 图片灯箱 ---------- */
.mdocs-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99990;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgba(8, 12, 20, 0.88);
  animation: mdocs-lightbox-in 0.18s ease;
  cursor: zoom-out;
}

.mdocs-lightbox-image {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: 10px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
  user-select: none;
}

.mdocs-lightbox.is-loading .mdocs-lightbox-image {
  visibility: hidden;
}

.mdocs-lightbox.is-loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34px;
  height: 34px;
  margin: -17px 0 0 -17px;
  border: 3px solid rgba(255, 255, 255, 0.28);
  border-top-color: #f8fafc;
  border-radius: 50%;
  animation: mdocs-lightbox-spin 0.8s linear infinite;
}

.mdocs-lightbox.is-error .mdocs-lightbox-image {
  display: none;
}

.mdocs-lightbox.is-error::after {
  content: "图片加载失败";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: rgba(248, 250, 252, 0.8);
  font-size: 14px;
}

.mdocs-lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid rgba(248, 250, 252, 0.25);
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.55);
  color: #f8fafc;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.mdocs-lightbox-close:hover {
  background: rgba(15, 23, 42, 0.85);
  border-color: rgba(248, 250, 252, 0.55);
}

.mdocs-lightbox-close svg {
  width: 17px;
  height: 17px;
}

body.mdocs-lightbox-open {
  overflow: hidden;
}

@keyframes mdocs-lightbox-in {
  from {
    opacity: 0;
  }
}

@keyframes mdocs-lightbox-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- 内嵌视频（原生兜底 + DPlayer） ---------- */
.mdocs-content .mdocs-video,
.mdocs-content .mdocs-dplayer {
  display: block;
  max-width: 100%;
  border-radius: 10px;
  background: #000;
  box-shadow: var(--mdocs-shadow);
}

.mdocs-content .mdocs-video {
  width: 100%;
  height: auto;
}

.mdocs-content .mdocs-dplayer {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

/* 播放失败时 DPlayer 只留一片黑，这里补一句可读的说明。 */
.mdocs-content .mdocs-media-error {
  margin: 10px 0 0;
  padding: 10px 12px;
  border: 1px solid var(--mdocs-border);
  border-left: 3px solid #dc2626;
  border-radius: 8px;
  background: var(--mdocs-surface);
  color: var(--mdocs-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- 图表容器 ---------- */
.mdocs-content .mdocs-chart {
  margin: 1em 0;
}

.mdocs-content .mdocs-chart svg {
  max-width: 100%;
  height: auto;
}

/* 图表渲染后 pre 只是外壳，剥离代码块底色/边距，避免亮色页面出现深色块。 */
.mdocs-content .mdocs-chart > pre {
  background: transparent !important;
  border: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: visible;
}

/* Vditor 不为 ECharts/mindmap 容器设置高度，且 code 默认 inline 不占盒，
   缺省样式兜底（否则 init 出的 canvas 宽高为 0，图表不可见）。 */
.mdocs-content .mdocs-chart[data-mdocs-chart="echarts"] .language-echarts,
.mdocs-content .mdocs-chart[data-mdocs-chart="mindmap"] .language-mindmap {
  display: block;
  height: 400px;
}

/* ---------- 轻提示 ---------- */
.mdocs-toast {
  position: fixed;
  left: 50%;
  bottom: 36px;
  z-index: 99999;
  transform: translateX(-50%);
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.92);
  color: #f1f5f9;
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  box-shadow: 0 10px 28px rgba(2, 6, 23, 0.35);
  animation: mdocs-toast-in 0.2s ease;
}

@keyframes mdocs-toast-in {
  from {
    opacity: 0;
    transform: translate(-50%, 8px);
  }
}