.donation-bar {
    position: fixed;
    right: auto;
    bottom: 1.25rem;
    left: 50%;
    z-index: var(--layer-donation-bar);

    width: min(
        calc(100% - (var(--container-padding) * 2)),
        var(--container-width)
    );

    overflow: hidden;

    border-radius: var(--radius-sm);

    background: var(--color-coral);
    color: var(--color-cream);

    box-shadow:
        0
        0.65rem
        2rem
        rgba(36, 0, 70, 0.28);

    transform: translateX(-50%);
}

.donation-bar[hidden] {
    display: none;
}

.donation-bar__inner {
    display: grid;
    grid-template-columns:
        max-content
        minmax(0, 1fr);

    align-items: center;

    gap: var(--space-5);

    width: 100%;

    min-height: 4.5rem;

    padding:
        var(--space-3)
        3.75rem
        var(--space-3)
        var(--space-5);
}

.donation-bar__heading {
    margin: 0;

    color: var(--color-cream);

    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1;

    white-space: nowrap;
}

.donation-bar__amounts {
    display: grid;
    grid-template-columns:
        repeat(5, minmax(4.25rem, 1fr));

    gap: var(--space-2);

    width: min(100%, 40rem);

    margin-left: auto;
}

.donation-bar__amount {
    display: grid;
    place-items: center;

    min-height: 2.75rem;

    padding-inline: var(--space-3);

    border: 1px solid var(--color-cream);
    border-radius: var(--radius-sm);

    background: var(--color-ink);
    color: var(--color-cream);

    font-size: 0.76rem;
    font-weight: 800;

    text-align: center;
    text-decoration: none;

    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--transition-fast);
}

.donation-bar__amount:hover,
.donation-bar__amount:focus-visible {
    border-color: var(--color-gold);

    background: var(--color-gold);
    color: var(--color-ink);

    transform: translateY(-0.1rem);
}

.donation-bar__close {
    position: absolute;
    top: 0.55rem;
    right: 0.55rem;

    display: grid;
    place-items: center;

    width: 2rem;
    height: 2rem;

    padding: 0;

    border: 0;
    border-radius: var(--radius-sm);

    background: transparent;
    color: var(--color-cream);

    cursor: pointer;

    transition:
        background var(--transition-fast),
        color var(--transition-fast);
}

.donation-bar__close span {
    position: relative;

    display: block;

    width: 1.1rem;
    height: 1.1rem;
}

.donation-bar__close span::before,
.donation-bar__close span::after {
    position: absolute;
    top: 50%;
    left: 50%;

    width: 1.05rem;
    height: 0.12rem;

    background: currentColor;

    content: "";
}

.donation-bar__close span::before {
    transform:
        translate(-50%, -50%)
        rotate(45deg);
}

.donation-bar__close span::after {
    transform:
        translate(-50%, -50%)
        rotate(-45deg);
}

.donation-bar__close:hover,
.donation-bar__close:focus-visible {
    background: var(--color-ink);
    color: var(--color-gold);
}

@media (max-width: 56rem) {
    .donation-bar {
        bottom: 1rem;
    }

    .donation-bar__inner {
        grid-template-columns: 1fr;

        gap: var(--space-2);

        min-height: 0;

        padding:
            var(--space-3)
            3.25rem
            var(--space-3)
            var(--space-3);
    }

    .donation-bar__heading {
        display: none;
    }

    .donation-bar__amounts {
        width: 100%;

        margin-left: 0;
    }
}

@media (max-width: 40rem) {
    .donation-bar {
        bottom: 0.75rem;

        width:
            calc(
                100%
                - (var(--container-padding) * 2)
            );
    }

    .donation-bar__amounts {
        grid-template-columns:
            repeat(5, minmax(0, 1fr));

        gap: var(--space-1);
    }

    .donation-bar__amount {
        min-height: 2.5rem;

        padding-inline: var(--space-1);

        font-size: 0.66rem;
    }
}

@media (max-width: 28rem) {
    .donation-bar__amounts {
        grid-template-columns:
            repeat(3, minmax(0, 1fr));
    }

    .donation-bar__amount:nth-child(4),
    .donation-bar__amount:nth-child(5) {
        grid-column: span 1;
    }
}