html.loader-active,
html.loader-active body {
    overflow: hidden;
}

#page-loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    pointer-events: none;
}

.loader-solid {
    position: fixed;
    inset: 0;
    background: #0a0a0c;
}

.loader-half {
    position: fixed;
    inset: 0;
    background: #0a0a0c;
    opacity: 0;
    will-change: transform;
}

.loader-half-a {
    clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.loader-half-b {
    clip-path: polygon(0 0, 0 100%, 100% 100%);
}

#page-loader.is-cutting .loader-solid {
    display: none;
}

#page-loader.is-cutting .loader-half {
    opacity: 1;
}

.loader-mark {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: loader-mark-fade 1.6s ease-in-out infinite;
}

.loader-mark-text {
    font-family: Georgia, 'Times New Roman', serif;
    font-weight: 900;
    letter-spacing: 10px;
    font-size: 1.5rem;
    color: #991b1e;
    text-shadow: 0 0 18px rgba(153, 27, 30, 0.6);
}

@keyframes loader-mark-fade {
    0%, 100% { opacity: 0.25; }
    50% { opacity: 0.85; }
}

.loader-blade {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, #fff 12%, #fff 85%, rgba(153, 27, 30, 0.9) 100%);
    box-shadow: 0 0 14px 2px rgba(255, 255, 255, 0.9), 0 0 34px 8px rgba(153, 27, 30, 0.7);
    transform-origin: 0% 50%;
    opacity: 0;
}

#page-loader.is-slashing .loader-blade {
    opacity: 1;
    animation: loader-blade-slash 0.5s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

@keyframes loader-blade-slash {
    0% { width: 0; opacity: 1; }
    70% { width: var(--blade-length, 150vmax); opacity: 1; }
    100% { width: var(--blade-length, 150vmax); opacity: 0; }
}

#page-loader.is-cutting .loader-mark {
    display: none;
}

#page-loader.is-cutting .loader-half-a {
    transition: transform 0.65s cubic-bezier(0.55, 0, 0.85, 0.35);
    transform: translate3d(100%, -100%, 0);
}

#page-loader.is-cutting .loader-half-b {
    transition: transform 0.65s cubic-bezier(0.55, 0, 0.85, 0.35);
    transform: translate3d(-100%, 100%, 0);
}

#page-loader.is-done {
    display: none;
}

@media (prefers-reduced-motion: reduce) {
    .loader-blade,
    .loader-mark {
        display: none;
    }
    #page-loader {
        transition: opacity 0.4s ease;
    }
    #page-loader.is-cutting {
        opacity: 0;
    }
}