/* Nút chuyển ngôn ngữ VI | EN (chỉ nạp khi bật đa ngôn ngữ) */
.lang{display:inline-flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:12px;font-weight:700;letter-spacing:.05em;line-height:1}
.lang a{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:28px;padding:0 10px;border-radius:999px;color:var(--ink-2);text-decoration:none;transition:background .2s,color .2s}
.lang a:hover{background:var(--sky);color:var(--blue)}
.lang a.is-on{background:var(--blue);color:#fff;box-shadow:0 4px 10px rgba(31,94,255,.28)}
.lang--drawer{display:flex;margin:6px 0 4px}.lang--drawer a{flex:1;height:36px;font-size:13px}
@media (max-width:1040px){.lang--hd{margin-left:auto}.hd__actions .lang--hd+.hd__burger{margin-left:0}}
@media (max-width:480px){.lang--hd{display:none}}