/* 搜索框遮罩层 */
.search3-zhezhao {
    position: absolute;
    z-index: 999;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .35s ease, visibility .35s ease;}

.search3-zhezhao.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;}

/* 当搜索框展开时，遮罩层显示在搜索框下层但覆盖其他内容 */
.search3-wrap.open ~ .search3-zhezhao,
.search3-wrap.open + .search3-zhezhao {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;}

/* 确保搜索框在遮罩层之上 */
.search3-wrap.open {
    z-index: 1000;
    position: relative;}
.open .search3-wrap{
    width: 100%;}
.news-item {
   
    position: relative;}
.qz {
        position: absolute;
        width: 100%;
        height: 100%;
        left: 0;
        top: 0;
        z-index: 10;
        cursor: pointer;
        opacity: 0;}