body{box-sizing:border-box;margin:0}.custom-header-nav{background:#fff;border-radius:0 0 15px 15px;box-shadow:0 2px 8px rgba(0,0,0,.08);margin:0;padding:10px 20px;position:sticky;top:0;width:100%;z-index:1000}.custom-header-container{align-items:center;display:flex;justify-content:space-between;width:100%}.custom-logo img{height:auto;width:100px}.custom-lang-switcher{position:relative}.lang-btn{background:#2563eb;border:none;border-radius:6px;color:#fff;cursor:pointer;padding:8px 14px}.lang-menu{background:#fff;border-radius:6px;box-shadow:0 4px 10px rgba(0,0,0,.1);display:none;list-style:none;margin-top:6px;padding:0;position:absolute;right:0}.lang-menu li a{color:#333;display:block;padding:8px 12px;text-decoration:none}.lang-menu li a:hover{background:#f3f4f6;color:#000}.custom-lang-switcher:hover .lang-menu{display:block}