/* 遮罩层容器 */
#universal-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    /* 确保在最上层 */
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #232329;
    /* 默认背景色 */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* 显示状态 */
#universal-loader-overlay.visible {
    opacity: 1;
    visibility: visible;
}

/* 内容容器 */
.loader-content {
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 100%;
}

/* 图片容器 */
.loader-content img {
    max-width: 16rem;
    max-height: 16rem;
    width: 100%;
    height: auto;
    object-fit: contain;
}