#logoIntroOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #ffffff; /* 或透明 */
    z-index: 999999;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
    overflow: hidden;
}

#logoIntroOverlay svg.morph-logo {
    width: 360px;
    height: auto;
}