/* Site preloader overlay – pps-quiz page only */
#site-heavy-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #efebe0 0%, #688283 50%, #1a3c40 100%);
    z-index: 999999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.6s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.6s;
}

.brand-loader-container {
    width: 120px;
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.rotating-logo {
    width: 100%;
    height: auto;
    animation: smooth-spin 3s linear infinite;
}

@keyframes smooth-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}