html.app-page-loading-active {
    overflow: hidden;
}

dialog.app-page-loading {
    box-sizing: border-box;
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 1.5rem;
    border: 0;
    background: transparent;
    color: #f7f7f3;
    cursor: wait;
}

dialog.app-page-loading[open] {
    display: grid;
    place-items: center;
}

dialog.app-page-loading::backdrop {
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(3px);
}

/* Aparece desde el centro haciendo zoom y fundiéndose; no usa la animación estándar de los modales (data-no-motion). */
dialog.app-page-loading[open]::backdrop {
    animation: app-page-loading-fade 0.3s ease-out;
}

dialog.app-page-loading[open] .app-page-loading__status {
    animation: app-page-loading-pop 0.42s cubic-bezier(0.2, 0.9, 0.3, 1.15) both;
}

/* El modal es una imagen cuadrada que lo ocupa entero (fotograma de la animación elegida); el texto va arriba, donde todas dejan espacio. */
.app-page-loading__status {
    --app-page-loading-ink: #0b0b0c;
    position: relative;
    box-sizing: border-box;
    width: min(14.4rem, 42vw, calc((100vh - 3rem) * 0.45));
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: 0.8rem;
    background: #202023;
    box-shadow: 0 1rem 2.6rem rgba(0, 0, 0, 0.55);
    color: var(--app-page-loading-ink);
    text-align: center;
    font: 500 1rem/1.5 Inter, "Segoe UI", sans-serif;
}

.app-page-loading__frames {
    position: absolute;
    inset: 0;
}

.app-page-loading__frames img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    user-select: none;
    -webkit-user-drag: none;
}

.app-page-loading__frames img[hidden] {
    display: none;
}

.app-page-loading__head {
    position: absolute;
    inset: 0 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    padding: 13% 0.5rem 0;
}

.app-page-loading__text {
    font: 400 clamp(0.8rem, 4vw, 0.95rem)/1.1 Inter, "Segoe UI", sans-serif;
    letter-spacing: 0.01em;
}

/* Artist pages: the artist's logo on its own (no card) that spins up, whirls, brakes to a stop and starts again. */
.app-page-loading__status--logo {
    --app-page-loading-ink: #f7f7f3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    width: auto;
    aspect-ratio: auto;
    overflow: visible;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.app-page-loading__status--logo .app-page-loading__frames,
.app-page-loading__status--logo .app-page-loading__head {
    position: static;
    inset: auto;
    padding: 0;
}

.app-page-loading__logo {
    width: min(9rem, 36vw, 36vh);
    aspect-ratio: 1 / 1;
    filter: drop-shadow(0 0.4rem 1.2rem rgba(0, 0, 0, 0.55));
    animation: app-page-loading-logo-spin 2.4s linear infinite;
}

.app-page-loading__logo img {
    position: static;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}

/* Accelerates (ease-in) up to a fast whirl, brakes (ease-out) with the same speed at the junction, rests and repeats; 1440deg = 4 whole turns. */
@keyframes app-page-loading-logo-spin {
    0% { transform: rotate(0deg); animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19); }
    45% { transform: rotate(900deg); animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1); }
    72% { transform: rotate(1440deg); }
    100% { transform: rotate(1440deg); }
}

@keyframes app-page-loading-pop {
    from { opacity: 0; transform: scale(0.35); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes app-page-loading-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
    dialog.app-page-loading[open] .app-page-loading__status,
    dialog.app-page-loading[open]::backdrop,
    .app-page-loading__logo {
        animation: none !important;
    }
}