@charset "utf-8";
.header-about {
	width: 100%;
	height: 6.875rem;
	top: -1px;
	background-color: rgba(0, 0, 0, 0.74);
	position: -webkit-sticky;
	position: sticky;
	display: flex;
	justify-content: center;
	z-index: 999;
}
.header-inner {
	width: 100%;
	max-width: 68.75rem;
	margin: 0 6vw;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.header-inner #humburger {
	display: none;
}
/* ロゴ */
.logo {
	width: 6.5625rem;
	height: auto;
}
.logo img {
	width: 100%;
}
/* ナビメニュー */
.main-nav .nav-list {
	display: flex;
	gap: 6.6875rem;
	font-family: 'Gill Sans', 'Gill Sans MT', "Nunito Sans", 'Trebuchet MS', sans-serif;
	font-weight: 400;
}
.nav-list li {
	position: relative;
}
.nav-list li+li::before {
	content: "";
	position: absolute;
	left: -3.34375rem;
	top: 50%;
	transform: translateY(-50%) rotate(45deg);
	width: 4px;
	height: 4px;
	background-color: white;
}
@media(max-width:834px) {
	.header-about {
		height: 4.375rem;
	}
	.is-open {
		transition: background-color 0.7s ease;
		background-color: rgba(0, 0, 0, 1);
	}
	.header-inner {
		margin: 0;
		padding: 0 1.5625rem;
	}
	.logo {
		width: 3.25rem;
		height: auto;
	}
	.header-inner #humburger {
		width: 3rem;
		height: 3rem;
		margin: auto 0;
		display: inline-block;
		position: relative;
		background-color: transparent;
		cursor: pointer;
		border: none;
		z-index: 999;
	}
	.header-inner #humburger span {
		width: 1.25rem;
		height: 1.2px;
		top: 50%;
		left: 50%;
		position: absolute;
		background-color: var(--white);
	}
	.header-inner #humburger span:nth-of-type(1) {
		transform: translate(-50%, calc(-50% - 0.7rem));
		transition: transform 0.3s ease;
	}
	.header-inner #humburger span:nth-of-type(2) {
		transform: translate(-50%, -50%);
		transition: opacity 0.3s ease;
	}
	.header-inner #humburger span:nth-of-type(3) {
		transform: translate(-50%, calc(-50% + 0.7rem));
		transition: transform 0.3s ease;
	}
	/* 展開時 */
	.header-inner #humburger.close span:nth-of-type(1) {
		width: 1.5rem;
		transform: translate(-50%, -50%) rotate(45deg);
	}
	.header-inner #humburger.close span:nth-of-type(2) {
		opacity: 0;
	}
	.header-inner #humburger.close span:nth-of-type(3) {
		width: 1.5rem;
		transform: translate(-50%, -50%) rotate(-45deg);
	}
	.header-inner .main-nav {
		width: 100%;
		height: 20rem;
		max-height: 0;
		top: 4.3rem;
		right: 0;
		background-color: var(--black);
		opacity: 0;
		overflow: hidden;
		position: fixed;
		z-index: 998;
		transition: all 0.9s;
	}
	.header-inner .main-nav.panelactive {
		max-height: 45%;
		opacity: 1;
		transition: all 0.9s;
	}
	.main-nav .nav-list {
		flex-direction: column;
		gap: 2.5rem;
	}
	.main-nav .nav-list li a {
		position: relative;
		margin-left: 45%;
	}
	.main-nav .nav-list li a::before {
		content: "";
		position: absolute;
		left: -1.3rem;
		top: 50%;
		transform: translateY(-50%) rotate(45deg);
		width: 4px;
		height: 4px;
		background-color: white;
	}
}