body {
    overflow: hidden;
}

body.loaded {
    overflow: auto;
}

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-bg-light, #fff); 
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 20000; 
    opacity: 1;
    transition: opacity 0.5s ease;
    pointer-events: all;
}

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

.spinner {
    width: 5rem;
    height: 5rem;
    border: 5px solid var(--primary-bg-light, #fff);
    border-top: 5px solid var(--primary-text, #000);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

main {
    opacity: 0;
    transition: opacity 0.5s ease;
}

main.loaded {
    opacity: 1;
}

html[data-theme="dark"] .preloader {
    background-color: var(--bg-color, #1C1C1C);
}

html[data-theme="dark"] .spinner {
    border: 5px solid var(--bg-color, #1C1C1C);
    border-top: 5px solid var(--primary-text, #E6E6E6);
}