.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.08), transparent 45%),
        var(--background-color);
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.55s ease-out, visibility 0.55s ease-out;
    display: flex;
    align-items: center;
    justify-content: center;
    visibility: visible;
    pointer-events: auto;
}

.preloader.hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    animation: preloaderAppear 0.35s ease-out;
    opacity: 0;
    transition: opacity 0.32s ease-out;
}

.preloader.logo-ready .preloader-content {
    opacity: 1;
}

.preloader-logo {
    width: min(9.5rem, 34vw);
    height: auto;
    filter: drop-shadow(0 0 22px rgba(255, 255, 255, 0.16));
    animation: preloaderLogoPulse 1.4s ease-in-out infinite;
}

.preloader-ring {
    width: 2.1rem;
    height: 2.1rem;
    border: 0.17rem solid rgba(255, 255, 255, 0.16);
    border-top-color: rgba(255, 255, 255, 0.92);
    border-radius: 50%;
    animation: preloaderSpin 0.9s linear infinite;
}

@keyframes preloaderSpin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes preloaderLogoPulse {
    0%, 100% {
        transform: scale(0.98);
        opacity: 0.85;
    }
    50% {
        transform: scale(1.03);
        opacity: 1;
    }
}

@keyframes preloaderAppear {
    from {
        transform: translateY(8px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}