.khnb-nav {
	display: flex;
	gap: 10px;
	margin: 0 0 2em;
	padding: 0;
	list-style: none;
}

.khnb-nav__btn {
	flex: 1 1 0;
	display: flex;
	align-items: center;
	justify-content: center;
	box-sizing: border-box;
	min-height: 52px;
	padding: 12px 16px;
	border: 1px solid #00729f;
	border-radius: 4px;
	background: #fff;
	color: #00729f;
	font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN", Meiryo, sans-serif;
	font-size: 15px;
	font-weight: 600;
	letter-spacing: 0.04em;
	line-height: 1.4;
	text-align: center;
	text-decoration: none;
	transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.khnb-nav__btn:hover,
.khnb-nav__btn:focus {
	background: #e8f4f8;
	color: #00729f;
	text-decoration: none;
}

.khnb-nav__btn.is-current {
	background: #00729f;
	color: #fff;
	box-shadow: 0 1px 0 rgba(0, 114, 159, 0.2);
}

.khnb-nav__btn.is-current:hover,
.khnb-nav__btn.is-current:focus {
	background: #005f85;
	color: #fff;
}

@media screen and (max-width: 750px) {
	.khnb-nav {
		gap: 8px;
		margin-bottom: 1.5em;
	}

	.khnb-nav__btn {
		min-height: 46px;
		padding: 10px 8px;
		font-size: 13px;
	}
}