@charset "utf-8";

/* --------------------------------------------

#header

---------------------------------------------- */
header {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100px;
    padding: 10rem 12rem 5rem 5rem;
	transition: 0.3s;
    z-index: 99;
}

.header-nav__list {
	display: flex;
	justify-content: flex-end;
	gap: 3.5rem;
	font-size: var(--fz-l);
	font-weight: var(--fw-medium);
}

.header-nav__item a {
	position: relative;
	display: flex;
	padding: 0 0 3rem 0;
	transition: 0.3s;
}

.nav-btn__title {
	position: absolute;
	display: block;
	bottom: 5px;
	left: 50%;
	transform: translateX(-50%);
	width: 100%;
	text-align: center;
	font-size: var(--fz-s);
	font-weight: normal;
	color: var(--c-text);
	transition: 0.3s;
}

.hamburger-btn {
	display: none;
}

/* --------------------------------------------

#header ※スクロール時（.is-active）

---------------------------------------------- */
header.is-active {
    height: 90px;
    padding: 2rem 4rem 2rem 0;
	background-color: var(--c-bg-white);
	transition: 0.3s;
}

header.is-active .header-nav__list {
	gap: 2.5rem;
}


@media (hover: hover) and (pointer: fine) {
    .header-nav__item a:hover {
		color: var(--c-orange);
		transition: 0.3s;
	}

	.header-nav__item a:hover .nav-btn__title {
		bottom: 12px;
		transition: 0.3s;
	}
}


@media only screen and (max-width:1400px) {
	header {
		padding: 4rem 6rem 5rem 5rem;
	}
}


@media only screen and (max-width:640px) {
	header {
		padding: 0;
	}

	.header-nav__list {
		position: absolute;
        top: 0;
        left: 0;
        right: 0;
		padding: 8rem 2rem 6rem 2rem;
        background-color: var(--c-bg-brown);
        flex-direction: column;
		visibility: hidden;
		opacity: 0;
		transition: 0.7s;
    }

	.header-nav__item a {
		justify-content: center;
		padding: 0 0 2.5rem 0;
	}

	/* ---------- ハンバーガーメニューボタン ---------- */
	.hamburger-btn {
		position: absolute;
		align-items: center;
		justify-content: center;
		top: 0;
		right: 0;
		width: 100px;
		height: 100px;
		transition: 0.3s;
		z-index: 100;
	}

	.hamburger-btn__inner {
		position: relative;
		display: inline-block;
		width: 36px;
		height: 34px;
	}

	.hamburger-btn__inner .-bar {
		position: absolute;
		left: 0;
		width: 36px;
		height: 2px;
		background-color: var(--c-text);
	}

	.hamburger-btn,
	.hamburger-btn .-bar {
		transition: all 0.5s;
	}

	.hamburger-btn__inner .-bar:nth-of-type(1) {
		top: 20%;
		transform: translateY(-50%);
	}

	.hamburger-btn .-bar:nth-of-type(2) {
		top: 50%;
		transform: translateY(-50%);
	}

	.hamburger-btn .-bar:nth-of-type(3) {
		top: 80%;
		transform: translateY(-50%);
	}

	.is-open .hamburger-btn .-bar:nth-of-type(1) {
		transform: translateY(10px) rotate(-45deg);
	}

	.is-open .hamburger-btn .-bar:nth-of-type(2) {
		left: 50%;
		opacity: 0;
		-webkit-animation: open-btn-bar .3s forwards;
		animation: open-btn-bar .3s forwards;
	}

	@-webkit-keyframes open-btn-bar {
		100% {
			height: 0;
		}
	}
		@keyframes open-btn-bar {
		100% {
			height: 0;
		}
	}

	.is-open .hamburger-btn .-bar:nth-of-type(3) {
		-webkit-transform: translateY(-10px) rotate(45deg);
		transform: translateY(-10px) rotate(45deg);
	}

	.hamburger-btn {
        display: flex;
    }

    .is-open .header-nav__list {
		visibility: visible;
		opacity: 1;
		transition: 0.3s;
    }

	header.is-active {
		height: 100px;
		padding: 0;
		background-color: transparent;
	}
	
	header.is-active .header-nav__list {
		gap: 3.5rem;
	}
}

/* --------------------------------------------

#header　印刷時

---------------------------------------------- */
@media print {
	#header {
		display: none;
	}
}