.atc-menu{position:absolute;top:calc(100% + 8px);left:50%;transform:translateX(-50%);min-width:240px;border:1px solid #ddd;background:#fff;border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.12);padding:6px;z-index:9999;display:none}.atc-menu.is-open{display:block}.atc-item{display:block;padding:10px;border-radius:8px;text-decoration:none;color:#333;cursor:pointer;user-select:none;font-family:sans-serif;font-size:14px}.atc-item:hover{background:#f3f3f3}