.button {
    --button-bg-color: #fff;
    --button-border-color: transparent;
    --button-loading-color: #fff;

    background-color: var(--button-bg-color);
    border: 0;
    border-radius: var(--border-radius, 0.125rem);
    /* Use box shadow for border, see https://threads.com/blog/34432545238/why-we-use-the-css-property-boxshadow-instead-of-border-in-our-app */
    box-shadow: 0 0 0 var(--form-border-width, 1px) var(--button-border-color);
    color: var(--button-color);
    cursor: pointer;
    display: inline-block;
    font-family: inherit;
    font-size: inherit;
    gap: 8px;
    height: 44px;
    line-height: var(--text-line-height, 1.25);
    padding: var(--button-padding, 0.625rem 0.75rem);
    position: relative;
    text-align: center;
    text-decoration: none;
    width: 100%;

    &:disabled {
        --button-bg-color: var(--surface-system-disabled, #e8e8e8) !important;
        --button-border-color: transparent;
        --button-color: var(--system-disabled, #91959f);
        cursor: default;
    }
}

.group {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.group.fullWidth > .button {
    flex-grow: 1;
}

@keyframes button-spin {
    from {
        transform: rotate(0);
    }

    to {
        transform: rotate(360deg);
    }
}

.button.loading {
    --button-color: transparent;
}

.loading {
    pointer-events: none;

    &:before {
        position: absolute;
        content: '';
        height: 1rem;
        width: 1rem;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        margin: auto;
        opacity: 0.4;
        border-width: 0.2em;
        border-style: solid;
        border-color: var(--button-loading-color);
        border-radius: 50%;
    }

    &:after {
        position: absolute;
        content: '';
        height: 1rem;
        width: 1rem;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        margin: auto;
        animation: button-spin 0.6s linear;
        animation-iteration-count: infinite;
        border-radius: 50%;
        border-color: var(--button-loading-color) transparent transparent;
        border-style: solid;
        border-width: 0.2em;
        box-shadow: 0 0 0 1px transparent;
    }
}

.link {
    --button-bg-color: transparent;
    --button-color: var(--link-color, #0277bb);
    --button-loading-color: var(--surface-brand-blue, #0277bb);
    box-shadow: none;
    text-decoration: underline;
    text-underline-offset: 0.25rem;
}

.link:hover {
    color: var(--link-hover-color, #00324c);
}

.link:active {
    --button-border-color: var(--borders-blue, #0277bb);
    box-shadow: 0 0 0 var(--form-border-width, 1px) var(--button-border-color);
}

.cta {
    --button-color: var(--text-white, #fff);
    --button-bg-color: var(--surface-cta-primary, #008002);
    --button-loading-color: var(--text-white, #fff);
}

.cta.loading,
.cta:hover {
    --button-bg-color: var(--surface-cta-hover, #006602);
}

.cta:active {
    --button-bg-color: var(--surface-cta-selected, #005200);
}

.primary {
    --button-color: var(--text-white, #fff);
    --button-bg-color: var(--surface-brand-blue, #0277bb);
    --button-loading-color: var(--text-white, #fff);
}

.primary.loading,
.primary:hover {
    --button-bg-color: var(--surface-brand-dark-blue, #0267a7);
}

.primary:active {
    --button-bg-color: var(--surface-brand-darkest-dark, #00324c);
}

.secondary {
    --button-bg-color: var(--text-white, #fff);
    --button-border-color: var(--borders-blue, #0277bb);
    --button-color: var(--borders-blue, #0277bb);
    --button-loading-color: var(--surface-brand-blue, #0277bb);
}

.secondary.loading,
.secondary:hover {
    --button-bg-color: var(--surface-brand-lightest-blue, #e5f6ff);
}

.secondary:active {
    --button-bg-color: var(--surface-brand-light-blue, #c4ebff);
}

.ghost {
    --button-bg-color: var(--text-white, #fff);
    --button-color: var(--text-almost-black, #020610);
    --button-loading-color: var(--text-almost-black, #020610);
}

.ghost.loading,
.ghost:hover {
    --button-bg-color: var(--surface-neutral-lighter, #f2f3f3);
}

.ghost:active {
    --button-bg-color: var(--surface-neutral-light, #dbe1e6);
}

.outline {
    --button-border-color: var(--borders-dark, #a5a9b3);
    --button-color: var(--text-almost-black, #020610);
    --button-loading-color: var(--text-almost-black, #020610);
}

.outline:hover {
    --button-bg-color: var(--surface-neutral-lighter, #f4f5f5);
    --button-border-color: var(--borders-almost-black, #020610);
}

.outline:active {
    --button-bg-color: var(--surface-neutral-light, #dbe1e6);
}

.small {
    font-size: var(--text-small-size, 0.875rem);
    padding: 0.4688rem 0.75rem;
}

.fullWidth {
    width: 100%;
}

.circular {
    align-items: center;
    border-radius: 50%;
    display: flex;
    height: 2.5rem;
    justify-content: center;
    padding: 0.625rem;
    width: 2.5rem;
}

.circular.small {
    height: 2rem;
    width: 2rem;
    padding: 0.5rem;
}

.circular.secondary:active {
    --button-bg-color: var(--surface-brand-lightest-blue, #e5f6ff);
    --button-border-color: var(--surface-brand-darkest-dark, #00324c);
    --button-color: var(--surface-brand-darkest-dark, #00324c);
}

.circular.ghost {
    --button-border-color: transparent;
    box-shadow: 0px 1.600000023841858px 3.5999999046325684px 0px rgba(0, 0, 0, 0.33),
        0px 0.30000001192092896px 0.8999999761581421px 0px rgba(0, 0, 0, 0.3);
}

.leftIcon {
    margin-right: 0.5rem;
}

.small > .leftIcon {
    margin-right: 0.25rem;
}

.rightIcon {
    margin-left: 0.5rem;
}

.small > .rightIcon {
    margin-left: 0.25rem;
}