:root {
    --viewer-background: #242424;
}

body {
    min-width: 320px;
}

.color-choice {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    font-weight: 400;
}

.color-choice input {
    margin: 0;
    accent-color: var(--bs-primary);
}

.color-swatch {
    display: inline-block;
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    border-radius: 50%;
    background-color: var(--swatch-color);
    border: 1px solid var(--bs-border-color);
}

.color-choice:has(input:checked) {
    font-weight: 600;
}

.color-choice:has(input:checked) .color-swatch {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

.zoom-range {
    width: min(220px, 35vw);
    margin: 0 4px;
}

.image-viewport {
    width: 100%;
    max-height: 75vh;
    overflow: auto;
    position: relative;
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    background: var(--viewer-background);
    text-align: center;
}

.image-viewport img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    transform: scale(1);
    transform-origin: center center;
    transition: transform 100ms ease-out;
}

.filename {
    overflow-wrap: anywhere;
    font-family: var(--bs-font-monospace);
}

[hidden] {
    display: none !important;
}

@media (max-width: 480px) {
    .zoom-range {
        width: 100px;
    }

    .zoom-controls {
        column-gap: 6px !important;
    }
}

@media (prefers-reduced-motion: reduce) {
    .image-viewport img {
        transition: none;
    }
}