/*----------
	/rd/thesis
----------*/
.p-upper-nav {
	border-radius: 15px;
	background-color: var(--color-bg-gray);
	padding: 30px 20px;
}
@media (min-width: 768px), print {
	.p-upper-nav {
		border-radius: 20px;
		padding: 40px;
	}
}
.p-upper-nav__list {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 10px 15px;
}
@media (min-width: 768px), print {
	.p-upper-nav__list {
		grid-template-columns: repeat(3, 1fr);
	}
}
@media (min-width: 1025px) {
	.p-upper-nav__list {
		grid-template-columns: repeat(6, 1fr);
	}
}
.p-upper-nav__list li {
	position: relative;
}
.p-upper-nav__link {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 36px;
	border: 1px solid var(--color-prim);
	color: var(--color-prim);
	background-color: #fff;
	border-radius: 32px;
	font-weight: 500;
}
@media (min-width: 768px), print {
	.p-upper-nav__link {
		min-height: 40px;
	}
}
.p-upper-nav__link:hover span {
	text-decoration: underline;
}
.p-upper-nav__link.is-active {
	background-color: var(--color-prim);
	color: #fff;
	pointer-events: none;
}
.p-upper-nav__link--archive {
	color: var(--color-txt);
	gap: 20px;
	border-color: var(--color-border);
}
.p-upper-nav__archive-list {
	display: none;
	position: absolute;
	width: 100%;
	top: calc(100% + 10px);
	border: 1px solid var(--color-border);
	border-radius: 10px;
	background-color: #fff;
	text-align: center;
	padding: 10px 0;
	z-index: 1;
}
.p-upper-nav__archive-list.is-open {
	display: block;
}
.p-upper-nav__archive-list::before {
	content: "";
	position: absolute;
	top: -10px;
	left: 0;
	width: 100%;
	height: 10px;
}
.p-upper-nav__archive-list a {
	color: var(--color-txt);
}
.p-upper-nav__archive-list a:hover {
	color: var(--color-prim);
	text-decoration: underline;
}
.p-upper-nav__archive-list a.is-active {
	font-weight: 500;
	color: var(--color-prim);
	text-decoration: underline;
	pointer-events: none;
}

.p-lower-nav {
	border-radius: 20px;
	background-color: var(--color-bg-gray);
	padding: 20px 20px 30px;
}
@media (min-width: 768px), print {
	.p-lower-nav {
		padding: 40px;
		text-align: center;
	}
}
.p-lower-nav__title {
	font-family: var(--font-mplus);
	font-size: 1.8rem;
}
@media (min-width: 768px), print {
	.p-lower-nav__title {
		font-size: 2rem;
	}
}
.p-lower-nav__links {
	margin-top: 10px;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	line-height: var(--line-height-s);
	gap: 8px 16px;
}
@media (min-width: 768px), print {
	.p-lower-nav__links {
		margin-top: 20px;
		display: flex;
		flex-wrap: wrap;
		gap: 10px 28px;
		align-items: center;
	}
}
.p-lower-nav__links a span {
	margin-left: 6px;
	font-weight: 500;
	color: var(--color-txt);
}
@media (min-width: 768px), print {
	.p-lower-nav__links a:hover {
		text-decoration: underline;
	}
	.p-lower-nav__links a:hover span {
		color: var(--color-hover);
	}
}