.language-picker { position: relative; font: 0.85rem/1.3 system-ui, sans-serif; flex-shrink: 0; }
.language-picker summary { cursor: pointer; padding: .45rem; border: 1px solid var(--line); border-radius: 6px; list-style: none; white-space: nowrap; }
.language-picker summary::-webkit-details-marker { display:none; }
.language-picker nav { position: absolute; right: 0; top: 100%; width: min(240px, 85vw); max-height: 70svh; overflow: auto; padding: .4rem; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); z-index: 100; }
.language-picker a { display: block; padding: .5rem .7rem; text-decoration: none; color: inherit; }
.language-picker a:hover, .language-picker a[aria-current] { background: var(--paper-2); }
html:not([lang=en]) h1, html:not([lang=en]) h2, html:not([lang=en]) h3 { overflow-wrap: anywhere; }
html:not([lang=en]) .head { flex-wrap: wrap; }
html:not([lang=en]) .head h3 { min-width: 0; flex: 1 1 150px; }
html:not([lang=en]) .bar { gap: .65rem; }
html:not([lang=en]) .nav a { font-size: 1rem; padding-inline: .45rem; }
html:not([lang=en]) .more { white-space: normal; }
@media (max-width: 1050px) {
  html:not([lang=en]) .nav { display: none; }
  html:not([lang=en]) .tools { margin-left: auto; }
  html:not([lang=en]) .mobile-menu { display: block; }
}
@media (max-width: 420px) {
  .bar { gap: .4rem; }
  .language-picker summary { padding: .4rem .25rem; font-size: .75rem; }
}
:lang(ja), :lang(ko), :lang(zh-CN) { word-break: normal; line-break: auto; }
html:lang(ja) h1, html:lang(ja) h2, html:lang(ko) h1, html:lang(zh-CN) h1 { line-height: 1.15; }

.translation-preview { position: relative; z-index: 2; padding: .7rem 1rem; background: #fff0b3; color: #302700; font: .9rem/1.4 system-ui, sans-serif; text-align: center; }