/* ==========================================================================
   文章上下篇导航
   ========================================================================== */
.svhs-post-nav {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--svhs-s4);
}

.svhs-post-nav-item {
	display: block;
	padding: var(--svhs-s4) var(--svhs-s5);
	border: 1px solid var(--svhs-line);
	border-radius: var(--svhs-r-md);
	background: #fff;
	transition: all var(--svhs-t) var(--svhs-ease);
}

.svhs-post-nav-item:hover {
	border-color: #c9d9ee;
	box-shadow: var(--svhs-sh-sm);
}

.svhs-post-nav-item.is-next {
	text-align: right;
}

.svhs-post-nav-label {
	display: block;
	font-size: 12px;
	color: var(--svhs-muted-2);
	margin-bottom: 4px;
}

.svhs-post-nav-title {
	display: block;
	font-size: 14px;
	font-weight: 600;
	color: var(--svhs-ink-2);
	line-height: 1.55;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.svhs-post-nav-item:hover .svhs-post-nav-title {
	color: var(--svhs-primary);
}

@media (max-width: 640px) {
	.svhs-post-nav {
		grid-template-columns: minmax(0, 1fr);
	}
	.svhs-post-nav-item.is-next {
		text-align: left;
	}
}