.splash-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.75);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}
.splash-content {
    background: #fff;
    padding: 2rem 3rem;
    border-radius: 1rem;
    text-align: center;
    animation: popIn .4s ease;
}
@keyframes popIn {
    from { transform: scale(0.7); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}