/* 多语言切换样式 */
.lang-switcher{position:relative;margin-right:12px}
.lang-btn{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.2);padding:7px 14px;border-radius:4px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;font-family:inherit}
.lang-btn:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.35)}
.lang-btn-text{white-space:nowrap}
.lang-arrow{font-size:10px;opacity:.7}
.lang-dropdown{position:absolute;top:calc(100% + 6px);right:0;min-width:160px;background:#fff;border-radius:6px;box-shadow:0 8px 32px rgba(0,0,0,.18);overflow:hidden;opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .2s;z-index:999}
.lang-dropdown.show{opacity:1;visibility:visible;transform:translateY(0)}
.lang-dropdown a{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:13px;color:#333;transition:all .15s;border-bottom:1px solid #f0f0f0}
.lang-dropdown a:last-child{border-bottom:none}
.lang-dropdown a:hover{background:#f8f8f8;color:#d92121;padding-left:20px}
/* 移动端适配 */
@media(max-width:768px){
  .lang-btn{padding:6px 10px;font-size:12px}
  .lang-btn-text{display:none}
  .lang-btn::before{content:'🌐';font-size:16px}
  .lang-arrow{display:none}
  .lang-dropdown{min-width:140px}
}