/* R26 — bilingual switch; matches configurable Smith Digital light/dark palette. */
.header-nav .sd-lang-switch{
  display:inline-flex;align-items:center;flex:0 0 auto;gap:2px;
  border:1px solid var(--theme-border-color,#dbe3f0);
  background:var(--theme-surface-color,#f3f6fb);
  padding:3px;border-radius:11px;color:var(--theme-text-color,#1b2941);
  white-space:nowrap;min-height:35px;
}
.header-nav .sd-lang-option{
  border:0;border-radius:8px;min-height:29px;min-width:34px;
  padding:5px 8px;background:transparent;color:inherit;
  font:inherit;font-size:11px;font-weight:750;line-height:1.3;
  cursor:pointer;transition:background .16s ease,color .16s ease;
}
.header-nav .sd-lang-option.active{
  background:var(--accent,#2159ed);color:#fff;
}
.header-nav .sd-lang-option:focus-visible{outline:2px solid var(--accent,#2159ed);outline-offset:2px}
html[data-theme="dark"] .header-nav .sd-lang-switch{
  background:#13243a;color:#ebf3ff;border-color:#455977;
}
html[data-theme="dark"] .header-nav .sd-lang-option:not(.active){color:#c6d7ef}
@media(max-width:780px){
  .header-nav .sd-lang-switch{align-self:flex-start;margin:6px 10px;min-height:41px}
  .header-nav .sd-lang-option{min-width:48px;min-height:34px;font-size:12px}
}