/* 使用伪元素创建遮罩层 */
.search-container {
    display: none;
    :has(#search-toggle:checked) & {
        display: flex;
    }
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
}

.search-frame {
    position: relative; 
    z-index: 1;     
    padding: 2rem;
    width: 80%;
    max-width: 600px;
    background-color: white;
    border: 1px dotted #333;
    border-radius: 8px;
}