.sibling-nav

display: grid
grid-auto-columns: 1fr
gap: 0

// margin-bottom: calc( var(--x) * -1 )
// padding-top: var(--x)

.sibling-btn

border-top: solid 1px var(--scribe-mute)
display: block
width: 100%
background-color: var(--fill-main-a)
padding: 1em

.sibling-nav > div + div .sibling-btn

border-left: solid 1px var(--scribe-mute)

.sibling-btn:hover

background-color: var(--fill-mute)
text-decoration: none !important

.sibling-btn:hover > *:not(label)

text-decoration: underline

.sibling-btn label

display: block
line-height: 1em
color: var(--scribe-mute)