@charset "utf-8";


/*--------------------全デバイス共通--------------------*/

html {
	box-sizing: border-box;
	font-size: 62.5%;
	scroll-behavior: smooth;
	width: 100%;
}

body {
	color: var(--black);
	font-family: "yu-gothic-pr6n","Yu Gothic", sans-serif;
	font-style: normal;
	font-weight: 500;
	font-size: 2rem;
	line-height: 1.7;
	width: 100%;
}

#main_contents {
	/*contain: paint;*/
	width: 100%;
}

img {
	width: 100%;
}


:root {
	--red: #e56b7b;		/*見出し用の濃いピンク*/
	--black: #333;		/*本文用黒*/
	--gray: #ccc;		/*ライン装飾用グレー*/
	--pink: #ffdfe2;	/*装飾用薄ピンク*/
}



/*--------------------header--------------------*/

header {
	align-items: center;
	background-color: #fff;
	display: flex;
	height: 80px;
	justify-content: space-between;
	position: fixed;
	top: 0;
	width: 100%;
	z-index: 9999;
}

header p {
	line-height: 0;
	margin-left: 3%;
}

header .pc_nav ul {
	display: flex;
	font-weight: bold;
	gap: 60px;
	margin-right: 5vw;
}

header .pc_nav ul li {
	position: relative;
	transition-duration: .2s;
}

header .pc_nav ul li::before,
header .pc_nav ul li::after {
	background-color: var(--black);
	bottom: 0;
	content: "";
	height: 2px;
	position: absolute;
	transition-duration: .2s;
	width: 0;
}

header .pc_nav ul li::before {
	left: 50%;
}

header .pc_nav ul li::after {
	right: 50%;
}

header .pc_nav ul li:hover::before,
header .pc_nav ul li:hover::after {
	width: 50%;
}

header .pc_nav ul li a {
	display: block;
}


#main_contents {
	padding-top: 80px;
}

.inner_contents {
	padding-left: 30px;
}


/*--------------------見出し--------------------*/

h1 {
	font-size: 6rem;
	font-weight: bold;
	line-height: 1.5;
	margin: 80px 0 100px;
	text-align: center;
}

h1 span {
	color: var(--red);
	display: block;
	font-size: 2.2rem;
}

h2 {
	border-left: 8px solid var(--black);
	font-size: 2.4rem;
	font-weight: bold;
	margin-bottom: 20px;
	padding-left: 20px;
}

h3 {
	font-size: 2.2rem;
	font-weight: bold;
	margin: 60px 0 20px;
	padding-left: 24px;
	position: relative;
}

h3::before {
	background-color: var(--black);
	border-radius: 50%;
	bottom: 0;
	content: "";
	height: 16px;
	left: 0;
	margin: auto;
	position: absolute;
	top: 0;
	width: 16px;
}


/*--------------------footer--------------------*/

footer {
	background-color: var(--pink);
	font-size: 1.2rem;
}


/*==============================
	1024px以上の場合
==============================*/

@media screen and (min-width: 1025px) {
	
	
	/*--------------------PC版調整--------------------*/

	.tb_only {
		display: none;
	}
	.sp_only {
		display: none;
	}
	.pc_only {
		display: block;
	}

	/*--------------------footer--------------------*/

	footer {
		align-items: center;
		display: flex;
		height: 50px;
		margin-top: 140px;
	}
	
	footer p {
		font-size: 1.4rem;
		margin-left: 5%;
		position: absolute;
	}
	
	footer small {
		margin: 0 auto;
	}

}


/*==============================
	600px以上1024px以下の場合
==============================*/

@media screen and (min-width: 600px) and (max-width: 1024px) {
	
	
	/*--------------------tb版調整--------------------*/


	.pc_only {
		display: none!important;
	}
	.sp_only {
		display: none!important;
	}
	.tb_only {
		display: block!important;
	}
	
	
	
	/*--------------------header--------------------*/
	
	header .sp_nav #hamburger {
		align-content: center;
		display: flex;
		flex-direction: column;
		flex-wrap: wrap;
		gap: 6px;
		height: 80px;
		justify-content: center;
		width: 80px;
	}
	
	header .sp_nav #hamburger {
		position: relative;
	}
	
	header .sp_nav #hamburger::before,
	header .sp_nav #hamburger::after {
		animation: .6s ease-out both;
		background-color: var(--black);
		content: "";
		display: block;
		height: 3px;
		transform-origin: 50% 50%;
		width: 30px;
		top: 0;
		left: 0;
	}
	
	header .sp_nav.active #hamburger::before {
		animation-name: hamburger_top;
	}
	
	header .sp_nav.active #hamburger::after {
		animation-name: hamburger_bottom;
	}
	
	header .sp_nav.close #hamburger::before {
		animation-name: ReHamburger_top;
	}
	
	header .sp_nav.close #hamburger::after {
		animation-name: ReHamburger_bottom;
	}
	
	header .nav_inner {
		background-color: #ffffffcc;
		backdrop-filter: blur(10px);
		left: 0;
		opacity: 0;
		pointer-events: none;
		position: absolute;
		transform: translateY(-50px);
		transition-duration: .4s;
		width: 100vw;
	}
	
	header .sp_nav.active .nav_inner {
		opacity: 1;
		pointer-events: auto;
		transform: translateY(0);
	}
	
	header .nav_inner ul {
		height: 100%;
		padding: 40px 10%;
	}
	
	header .nav_inner ul li {
		font-weight: bold;
		position: relative;
	}
	
	header .nav_inner ul li:nth-of-type(n+2)::before {
		background-color: var(--gray);
		content: "";
		height: 1px;
		left: 0;
		position: absolute;
		top: 0;
		width: 100%;
	}
	
	header .nav_inner ul li a {
		display: block;
		padding: 20px 0 20px 7%;
		position: relative;
	}
	
	header .nav_inner ul li a::before,
	header .nav_inner ul li a::after {
		border-color: var(--black);
		border-style: solid;
		bottom: 0;
		content: "";
		height: 10px;
		margin: auto;
		position: absolute;
		top: 0;
		width: 10px;
	}
	
	header .nav_inner ul li a::after {
		border-right-width: 2px;
		border-top-width: 2px;
		right: 7%;
		transform: rotate(45deg);
	}
	
	header .nav_inner ul li.blank a::before {
		border-right-width: 2px;
		border-top-width: 2px;
		height: 11px;
		right: 6%;
		width: 11px;
	}
	
	header .nav_inner ul li.blank a::after {
		border-width: 2px;
		right: calc(6% + 3px);
		top: 6px;
		transform: rotate(0);
	}
	
	
	
	.inner_contents {
		padding-left: 24px;
	}
		
	
	/*--------------------見出し--------------------*/

	h1 {
		font-size: 4.5rem;
		line-height: 1.5;
		margin: 50px 0;
	}

	h1 span {
		font-size: 1.7rem;
	}

	h2 {
		border-left-width: 6px;
		font-size: 2rem;
		line-height: 1.5;
		padding-left: 16px;
	}
	
	h3 {
		font-size: 1.8rem;
		line-height: 1.5;
		margin: 30px 0 15px;
		padding-left: 18px;
	}

	h3::before {
		bottom: unset;
		height: 12px;
		margin: unset;
		top: 8px;;
		width: 12px;
	}


	/*--------------------footer--------------------*/

	footer {
		padding: 20px 0;
		text-align: center;
	}
	
	footer p {
		font-size: 1.3rem;
	}
}



/*==============================
	599px以下の場合
==============================*/

@media screen and (max-width: 599px) {
	
	
	/*--------------------sp版調整--------------------*/
	
	.pc_only {
		display: none!important;
	}
	.tb_only {
		display: none!important;
	}
	.sp_only {
		display: block!important;
	}
	
	
	/*--------------------header--------------------*/
	
	
	header .sp_nav #hamburger {
		align-content: center;
		display: flex;
		flex-direction: column;
		flex-wrap: wrap;
		gap: 6px;
		height: 80px;
		justify-content: center;
		width: 80px;
	}
	
		
	header .sp_nav #hamburger {
		position: relative;
	}
	
	header .sp_nav #hamburger::before,
	header .sp_nav #hamburger::after {
		animation: .6s ease-out both;
		background-color: var(--black);
		content: "";
		display: block;
		height: 3px;
		position: relative;
		width: 30px;
		top: 0;
		left: 0;
	}
	
	header .sp_nav.active #hamburger::before {
		animation-name: hamburger_top;
	}
	
	header .sp_nav.active #hamburger::after {
		animation-name: hamburger_bottom;
	}
	
	header .sp_nav.close #hamburger::before {
		animation-name: ReHamburger_top;
	}
	
	header .sp_nav.close #hamburger::after {
		animation-name: ReHamburger_bottom;
	}
	
	header .nav_inner {
		background-color: #ffffffcc;
		backdrop-filter: blur(10px);
		left: 0;
		opacity: 0;
		pointer-events: none;
		position: absolute;
		transform: translateY(-50px);
		transition-duration: .4s;
		width: 100vw;
	}
	
	header .sp_nav.active .nav_inner {
		opacity: 1;
		pointer-events: auto;
		transform: translateY(0);
	}
	
	header .nav_inner ul {
		height: 100%;
		padding: 40px 10%;
	}
	
	header .nav_inner ul li {
		font-weight: bold;
		position: relative;
	}
	
	header .nav_inner ul a {
		display: block;
		padding: 20px 0 20px 7%;
		position: relative;
	}
	
	header .nav_inner ul li:nth-of-type(n+2)::before {
		background-color: var(--gray);
		content: "";
		height: 1px;
		left: 0;
		position: absolute;
		top: 0;
		width: 100%;
	}
	
	header .nav_inner ul li a::before,
	header .nav_inner ul li a::after {
		border-color: var(--black);
		border-style: solid;
		bottom: 0;
		content: "";
		height: 10px;
		margin: auto;
		position: absolute;
		top: 0;
		width: 10px;
	}
	
	header .nav_inner ul li a::after {
		border-right-width: 2px;
		border-top-width: 2px;
		right: 7%;
		transform: rotate(45deg);
	}
	
	header .nav_inner ul li.blank a::before {
		border-right-width: 2px;
		border-top-width: 2px;
		height: 11px;
		right: 6%;
		width: 11px;
	}
	
	header .nav_inner ul li.blank a::after {
		border-width: 2px;
		right: calc(6% + 3px);
		top: 6px;
		transform: rotate(0);
	}
	

	.inner_contents {
		padding-left: 15px;
	}
	
	
	/*--------------------見出し--------------------*/

	h1 {
		font-size: 3rem;
		line-height: 1.5;
		margin: 35px 0 50px;
	}

	h1 span {
		font-size: 1.4rem;
	}

	h2 {
		border-left-width: 4px;
		font-size: 1.7rem;
		line-height: 1.4;
		padding-left: 10px;
	}

	h3 {
		font-size: 1.5rem;
		line-height: 1.5;
		margin: 25px 0 10px;
		padding-left: 12px;
	}

	h3::before {
		bottom: unset;
		height: 8px;
		margin: unset;
		top: 7px;;
		width: 8px;
	}


	/*--------------------footer--------------------*/

	footer {
		padding: 20px 0;
		text-align: center;
	}
	
	footer p {
		font-size: 1.2rem;
	}
	
	
	
}


/*--------------------アニメーション設定--------------------*/


@keyframes hamburger_top {
	20% {
		transform: translateY(4.5px);
	}
	100% {
		transform: translateY(4.5px) rotate(45deg);
	}
}
@keyframes hamburger_bottom {
	20% {
		transform: translateY(-4.5px);
	}
	100% {
		transform: translateY(-4.5px) rotate(-45deg);
	}
}

@keyframes ReHamburger_top {
	0% {
		transform: translateY(4.5px) rotate(45deg);
	}
	60% {
		transform: translateY(4.5px) rotate(0);
	}
	100% {
		transform: translateY(0);
	}
}
@keyframes ReHamburger_bottom {
	0% {
		transform: translateY(-4.5px) rotate(-45deg);
	}
	60% {
		transform: translateY(-4.5px) rotate(0);
	}
	100% {
		transform: translateY(0);
	}
}