/* Cryochamber book customizations */

/* Soften screenshots and diagrams on content pages. */
.content img {
  border-radius: 6px;
}

/* Give raster screenshots a subtle frame; SVG diagrams stay flat. */
.content img[src$=".png"],
.content img[src$=".jpg"],
.content img[src$=".jpeg"] {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
}

/* Tables: separate rows with spacing instead of grid lines. */
table td,
table th {
  border: none;
  padding: 8px 14px;
}

/* Keep one rule under the header, and a thin line only where a new
   command group begins (rows marked class="group"). */
table thead th {
  border-bottom: 2px solid rgba(140, 140, 140, 0.5);
}

table tr.group td {
  border-top: 1px solid rgba(140, 140, 140, 0.35);
  padding-top: 14px;
}

/* No zebra striping — spacing and group rules carry the structure. */
table tbody tr:nth-child(2n) {
  background: transparent;
}

/* Hide the prev/next chapter arrows at the page corners. The book is small
   enough that the sidebar table of contents covers navigation. */
.nav-chapters,
.mobile-nav-chapters {
  display: none;
}

/* Hide the print and "Suggest an edit" header buttons. The Git repository
   link stays. */
.right-buttons a[href$="print.html"],
.right-buttons a[rel="edit"] {
  display: none;
}

/* Language switcher (EN <-> 中文), injected by docs/js/languages.js into
   the header bar. Matches the surrounding icon-button styling. */
.right-buttons .lang-switch {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 10px;
  margin-right: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--icons);
  border: 1px solid var(--icons);
  border-radius: 3px;
  background: transparent;
  transition: color 0.15s, border-color 0.15s;
}
.right-buttons .lang-switch:hover {
  color: var(--icons-hover);
  border-color: var(--icons-hover);
}