.lang-wrap{position:relative;display:inline-block}.lang-btn{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 11px;cursor:pointer;white-space:nowrap}.lang-btn:hover{border-color:var(--amber-border);color:var(--amber-strong);background:var(--amber-soft)}.lang-btn svg{width:15px;height:15px;flex-shrink:0}.lang-pop{position:absolute;top:calc(100% + 8px);inset-inline-end:0;min-width:210px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(60,45,20,.16);padding:6px;z-index:50;max-height:min(70vh,440px);overflow-y:auto}.lang-region{font-size:11.5px;color:var(--ink-3);padding:7px 9px 8px;border-bottom:1px solid var(--line-2);margin-bottom:4px}.lang-region b{color:var(--amber-strong);font-weight:700}.lang-item{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;text-align:start;font-size:13.5px;color:var(--ink-2);background:none;border:none;border-radius:8px;padding:8px 10px;cursor:pointer}.lang-item:hover{background:var(--amber-soft)}.lang-item.on{background:var(--amber-bg);color:var(--ink);font-weight:600}.lang-item .lang-en{font-size:11px;color:var(--ink-4)}@media (max-width:860px){.lang-btn{padding:6px 8px;gap:0}.lang-btn>span{display:none}}