/* Language switcher, footer language links, language hint and the legal-version note.
   Loaded on every page after site.css or segments.css and uses their tokens.
   The markup is written by tools/i18n.py; the hint by assets/i18n.js. */

/* ---------- Switcher in the nav bar ---------- */
/* site.css and segments.css style every details/summary as an FAQ item; reset that here. */
details.lang { position: relative; flex: none; border: 0; margin: 0; }
.lang summary {
  list-style: none; cursor: pointer; position: static;
  font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; font-weight: 500;
  letter-spacing: 0.08em; color: var(--ink-soft);
  border: 1px solid var(--hairline); padding: 7px 10px; line-height: 1;
  display: flex; align-items: center; gap: 8px;
}
.lang summary::-webkit-details-marker { display: none; }
.lang summary::after, .lang[open] summary::after {
  content: ""; position: static; flex: none; width: 5px; height: 5px; margin-top: -3px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg);
}
.lang[open] summary::after { margin-top: 3px; transform: rotate(225deg); }
.lang summary:hover, .lang[open] summary { color: var(--petrol-ink); border-color: var(--petrol-ink); }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px); z-index: 60;
  list-style: none; margin: 0; padding: 6px 0; min-width: 150px;
  background: var(--surface); border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}
.lang-menu a { display: block; padding: 7px 14px; font-size: 14px; color: var(--ink-soft); text-decoration: none; }
.lang-menu a:hover { color: var(--petrol-ink); background: var(--petrol-wash); }
.lang-menu a[aria-current] { color: var(--ink); font-weight: 600; }
.lang-menu a[aria-current]::after { content: " ●"; font-size: 9px; color: var(--petrol-ink); vertical-align: 2px; }
@media (max-width: 780px) {
  .nav .lang { margin-left: auto; }
  .nav .lang ~ .nav-cta { margin-left: 0; }
}

/* ---------- Footer ---------- */
.foot-lang { margin-top: 14px; }
.foot-lang ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 13px; }
.foot-lang a { color: var(--muted); text-decoration: none; }
.foot-lang a:hover { color: var(--petrol-ink); text-decoration: underline; }
.foot-lang a[aria-current] { color: var(--ink); font-weight: 600; }

/* ---------- Hint: "This page is also available in …" (assets/i18n.js) ---------- */
.lang-hint { background: var(--petrol-wash); border-bottom: 1px solid var(--line); padding-inline: 24px; }
.lang-hint-in {
  max-width: 1120px; margin: 0 auto; padding: 9px 0;
  display: flex; align-items: center; gap: 8px 16px; flex-wrap: wrap; font-size: 14px;
}
.lang-hint a { color: var(--petrol-ink); font-weight: 600; }
.lang-hint button {
  margin-left: auto; background: none; border: 0; cursor: pointer;
  color: var(--ink-soft); font: inherit; font-size: 18px; line-height: 1; padding: 2px 6px;
}
.lang-hint button:hover { color: var(--ink); }

/* ---------- Legal pages: which version is binding ---------- */
.lang-note {
  margin-top: 16px; padding: 10px 14px; font-size: 14px; color: var(--ink-soft);
  border-left: 3px solid var(--petrol-ink); background: var(--petrol-wash);
}
.lang-note a { color: var(--petrol-ink); }