/* ============================================================
   Language Switcher — data-zh / data-en logic
   ============================================================ */

/* Default = Chinese: show zh, hide en */
[data-zh] { /* content shown */ }

body.lang-zh [data-en]:not([data-zh]) { display: none !important; }
body.lang-en [data-zh]:not([data-en]) { display: none !important; }

/* For elements with BOTH attributes: JS handles swap */