/* ===== Language switcher (shared) ===== */
.lang-switch{display:inline-flex;gap:4px;background:var(--cl-muted-bg);border:1px solid var(--cl-border);border-radius:999px;padding:3px;flex:0 0 auto}
.lang-switch__btn{font-family:var(--font-cn);font-size:.78rem;line-height:1;color:var(--cl-text-dim);background:none;border:none;padding:6px 13px;border-radius:999px;cursor:pointer;transition:color .2s,background .2s}
.lang-switch__btn:hover{color:var(--cl-text)}
.lang-switch__btn.is-active{background:var(--cl-accent);color:#0a0a12;font-weight:700}
.lang-switch__btn.is-active:hover{color:#0a0a12}

/* English pages: prefer a clean Latin sans for body text */
html[lang="en"] body{
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}
html[lang="en"] .nav__brand,
html[lang="en"] .v-hero__title,
html[lang="en"] .hero__title{
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}