/* Inherit the active light/dark paper and this template's rose accent. */
/* Include interaction states to override legacy channel-specific button rules. */
:root body .site-scroll-top[data-scroll-top-theme="default3"][data-scroll-top-channel],
:root body .site-scroll-top[data-scroll-top-theme="default3"][data-scroll-top-channel]:is(:hover, :focus-visible, :active) {
    border: 1px solid var(--line, #e2e2e7);
    border-radius: 50%;
    background: var(--paper, #fff);
    color: var(--accent-strong, #ad293b);
    box-shadow: 0 3px 15px #1f345220;
}