/* header */
header {
	height: 60px;
}

.inner {
	position: fixed;
	width: 100%;
	background-color: #fff;
	border-bottom: 1px solid #e5e7eb;
	z-index: 1000;
}

.headerMenu {
	max-width: 1080px;
	margin: 0 auto;
	display: flex;
	align-items: center;
	justify-content: space-between; 
	padding: 16px;
}

header a {
	text-decoration: none;
	color: inherit;
}

.headerMenu .siteName {
	font-size: 0.9rem;
	margin: 0;
}

header .headerMenu .navMenu {
	display: flex;
	gap: 20px;
}

.navMenu > .navBtn {
	display: none;
}

.navBtn a {
	background: none;
	border: none;
	font: inherit;
	cursor: pointer;
	height: 36px;
	padding: 8px;
	border-radius: 10px;
	font-size: 0.9em;
}

.navBtn a:hover {
	background: rgb(211, 238, 248);
	color: rgb(80, 77, 235);
}

.hamburgerMenu {
	cursor: pointer;
}

.hamburgerMenu.hide {
	opacity: 0;
}

/* overlay */
.overlay {
	position: fixed;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	background-color: rgba(255, 255, 255, 0.95);
	text-align: center;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.6s;
}

.overlay.show {
	opacity: 1;
	pointer-events: auto;
}

.overlay #close {
	position: absolute;
	top: 16px;
	right: 16px;
	cursor: pointer;
}

.overlay .navArea ul {
	list-style-type: none;
	margin-top: 60px;
}

.overlay .navArea ul li + li {
	margin-top: 24px;
}

@media (min-width: 590px) {
	.navMenu .navBtn {
		display: block;
	}
}

@media (min-width: 1080px) {
	.overlay #close {
		right: calc((100% - 1080px) / 2 + 16px);
	}
}