/* Idioma e tema num grupo só, no fim de todo cabeçalho (o build o põe lá): a bandeira e a sigla de cada língua, a atual
   em destaque, e o tema em sol ou lua. O `:is(...)` segura o grupo contra as regras gerais do `nav` do cabeçalho. */
.header-prefs {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
  justify-self: start;
  width: max-content;
  max-width: 100%;
  padding: 3px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  font-family: var(--font-body, sans-serif);
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .language-picker {
  display: flex;
  width: auto;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0 3px 0 0;
  border-right: 1px solid var(--line);
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .language-picker a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: auto;
  min-width: 0;
  min-height: 40px;
  padding: 0 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: 650 13px/1 var(--font-body, sans-serif);
  letter-spacing: .03em;
  text-decoration: none;
  white-space: nowrap;
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .language-picker a[aria-current] {
  background: var(--paper);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .language-picker a:hover { color: var(--ink); }
.header-prefs .language-picker img {
  display: block;
  width: 20px;
  height: 14px;
  border-radius: 2px;
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--ink) 14%, transparent);
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  min-width: 40px;
  height: 40px;
  min-height: 40px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
}
:is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .theme-toggle:hover { background: var(--paper); color: var(--ink); }
.header-prefs .theme-toggle__icon { display: grid; width: 18px; height: 18px; }
.header-prefs :is(a, button):focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.site-header, .app-topbar, .proposal-header { flex-wrap: wrap; }
.site-header > .header-prefs { margin-left: auto; }
@media (max-width: 720px) {
  .app-topbar > .header-prefs { margin-left: auto; }
}
/* No celular, só a bandeira: a sigla sai para o grupo caber ao lado da marca e do menu. */
@media (max-width: 480px) {
  .header-prefs .language-code { display: none; }
  :is(.site-header, .rn-header, .app-topbar, .proposal-header) .header-prefs .language-picker a { padding: 0 10px; }
}
@media print { .header-prefs { display: none !important; } }