@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&family=Noto+Serif+JP:wght@200..900&display=swap");

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}:where([hidden]:not([hidden='until-found'])){display:none!important}:where(html){-webkit-text-size-adjust:none;color-scheme:dark light;tab-size:2;scrollbar-gutter:stable}:where(html:has(dialog:modal[open])){overflow:clip}@media (prefers-reduced-motion:no-preference){:where(html:focus-within){scroll-behavior:smooth}}:where(body){line-height:1.5;font-family:system-ui,sans-serif;-webkit-font-smoothing:antialiased}:where(button){all:unset}:where(input,button,textarea,select){font:inherit;color:inherit}:where(textarea){resize:vertical;resize:block}:where(button,label,select,summary,[role='button'],[role='option']){cursor:pointer}:where(:disabled){cursor:not-allowed}:where(label:has(>input:disabled),label:has(+input:disabled)){cursor:not-allowed}:where(a){color:inherit;text-underline-offset:.2ex}:where(ul,ol){list-style:none}:where(img,svg,video,canvas,audio,iframe,embed,object){display:block}:where(img,picture,svg,video){max-inline-size:100%;block-size:auto}:where(p,h1,h2,h3,h4,h5,h6){overflow-wrap:break-word}:where(h1,h2,h3){line-height:calc(1em + 0.5rem);text-wrap:balance}:where(hr){border:none;border-block-start:1px solid;color:inherit;block-size:0;overflow:visible}:where(dialog){border:none;background:none;inset:unset;max-width:unset;max-height:unset}:where(dialog:not([open])){display:none!important}:where(:focus-visible){outline:3px solid CanvasText;box-shadow:0 0 0 5px Canvas;outline-offset:1px}:where(:focus-visible,:target){scroll-margin-block:8vh}:where(.visually-hidden:not(:focus-within,:active)){clip-path:inset(50%)!important;height:1px!important;width:1px!important;overflow:hidden!important;position:absolute!important;white-space:nowrap!important;border:0!important}

html {
}
@media screen and (min-width: 768px) {
    html {
        font-size: 140%;
    }
}
body {
	color: #2D2A2A;
}
main{
	background-color: #ECF8FF;
}
a{
	text-decoration: none;
}
h1, h2, h3, h4{
	text-align: center;
}

section.mv{
	margin: 0 auto;
	border-radius: 1rem;
	max-width: 1200px;
}
section.lead{
	background-color: #FFF;
	margin: 0 auto 2.5rem;
	padding: 2.5rem;
	border-radius: 1rem;
	max-width: 1200px;
}
.lead-inner{
	margin: 0 auto;
	padding: 0;
}
.lead-inner > h1{
	margin-bottom: 1rem;
}
.icon{
	margin: 2.5rem 0;
	padding: 0 1rem;
	gap: 1rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
	place-content: center;
	place-items: center;
}

.icon-inner > img{
	width: 8rem;
	margin-bottom: 1rem;
}
.icon-inner > h3{
	font-size: 0.7rem;
}

.graphic{
	margin-top: 2.5rem;
    display: grid;
	gap: 1rem;
    grid-template-columns: repeat(1, 1fr);
	place-content: center;
	place-items: center;
}
.present, .recive{
	padding: 1rem 0.5rem 0 0.5rem;
	border-radius: 1rem;
	display: grid;
    grid-template-columns: repeat(2, 1fr);
	place-content: center;
	place-items: center;
	text-align: center;
}
.present h4, .recive h4{
	grid-column-start: 1;
	grid-column-end: 3;
	background-color: #FFF;
	padding: 0.5rem 3rem;
	margin-bottom: 1rem;
	border-radius: 10rem;
}
.present p, .recive p{
	color: #FFF;
	font-weight: 400;
}
.present{background-color: #3DD;}
.recive{background-color: #3D3;}

.arrow{
	width: 2rem;
	height: 2rem;
	display: flex;
    align-items: center;
    justify-content: center;
	float: left;
}
/*----- 三角の矢印 */
.arrow-inner{
    line-height: 1;
    position: relative;
    background: #3DD;
}
.arrow-inner::before {
    content: "";
    width: 1rem;
    height: 1rem;
    border: 5px solid #3DD;
    position: absolute;
    box-sizing: border-box;
}

/* 右向き */
.arrow-inner.-right{
    width: 2rem;
    height: 5px;
}
.arrow-inner.-right::before {
    border-left: 0;
    border-bottom: 0;
    transform: rotate(45deg);
    transform-origin: top right;
    top: 50%;
    right: -5px;
}
/* 下向き */
.arrow-inner.-bottom{
    width: 5px;
    height: 2rem;
}
.arrow-inner.-bottom::before {
    border-right: 0;
    border-top: 0;
    transform: rotate(-45deg);
    transform-origin: bottom left;
    bottom: -5px;
    left: 2.5px;
}
@media screen and (min-width: 1200px) {
	.lead-inner{
		padding: 0 5rem;
	}
	.icon{
		padding: 0 7.5rem;
		gap: 4rem;
		grid-template-columns: repeat(4, 1fr);
	}
	.graphic{
		gap: 0;
		grid-template-columns: 1fr 2.5rem 1fr;
	}
}

.usage > h2, .howto > h2 ,.faq > h2{
	margin: 5rem 0 2.5rem;
	padding: 1rem 0;
	border-bottom: #3DD 3px solid;
	text-align: center;
}

.usage-inner{
	margin: 0 auto 5rem;
	max-width: 1200px;
	display: grid;
	gap: 1rem;
    grid-template-rows: 1fr;
    grid-template-columns: 1fr;
	align-items: center;
}
.usage-inner h3{color: #22CC22;}
.usage-inner > img, .usage-inner > div{
	margin: 0 auto;
	padding: 0 2.5rem;
}

@media screen and (min-width: 1200px) {
	.usage-inner{
		margin-bottom: 1.5rem;
		gap: 1rem;
		grid-template-rows: 1fr;
		grid-template-columns: repeat(5, 1fr);
	}
	.usage-inner:nth-child(even) > img{
		display: block;
		grid-column-start: 1;
		grid-column-end: 3;
	}
	.usage-inner:nth-child(even) > div{
		padding: 0 5rem 0 0;
		grid-column-start: 3;
		grid-column-end: 6;
	}
	.usage-inner:nth-child(odd) > img{
		display: block;
		grid-row-start: 1;
		grid-row-end: 2;
		grid-column-start: 4;
		grid-column-end: 6;
	}
	.usage-inner:nth-child(odd) > div{
		padding: 0 0 0 5rem;
		grid-row-start: 1;
		grid-row-end: 2;
		grid-column-start: 1;
		grid-column-end: 4;
	}
	.usage-inner h3, .usage-inner p{
		margin-bottom: 1rem;
		text-align: left;
	}
}

.howto > div{
	background-color: #FFF;
	margin: 0 auto;
	border-radius: 1rem;
	max-width: 1200px;
	display: grid;
	gap: 1rem;
    grid-template-columns: 1fr;
}
.howto > ul{
	margin: 2.5rem auto;
	padding: 0 1em 0 2em;
	max-width: 1200px;	
	list-style: decimal;
}
.howto li{
	margin-bottom: 0.5rem;
}
.howto-inner{
	padding: 2.5rem 1rem 0;
}
.howto-inner > img{
	margin: 0 auto;
}
.circle{
	position: relative;
	margin-right: 1em;
	color: #FFF;
	z-index: 1;
}
.circle::before{
	background:#000;
	position: absolute;
	top: -0.02em;
	left: -0.5em;
	content: '';
	border-radius: 100%;
	width: 1.5em;
	height: 1.5em;
	z-index: -1;
}
@media screen and (min-width: 1200px) {
	.howto > div{
		grid-template-columns: repeat(3, 1fr);
	}
}

.faq{padding-bottom: 5rem;}
.faq > dl{
	background-color: #FFF;
	margin: 0 auto;
	border-radius: 1rem;
	max-width: 1200px;
	font-size: 0.9em;
}
.faq dt {
    display: flex;
    align-items: center;
    position: relative;
    height: 3rem;
    padding: 0 55px;
    line-height: 1.5;
    cursor: pointer;
}
.faq dt i {
    display: block;
    position: absolute;
    top: calc(50% - 1px);
    left: 40px;
    content: "";
    background-color: #3DD;
    width: 6px;
    height: 6px;
}
.faq dd {
    display: none;
    background-color: #e8e6e5;
    padding: 1rem 3rem;
    line-height: 1.5;
}
.faq dt::before {
    transform: rotate(90deg);
}
.faq dt.open::before {
    transform: rotate(270deg);
    opacity: 0;
}
.faq dt::before, .faq dt::after {
    display: block;
    position: absolute;
    top: calc(50% - 2px);
    right: 35px;
    content: "";
    background-color: #282828;
    width: 22px;
    height: 2px;
    transition: all 0.3s ease;
}

.fs-l-header {
    display: block;
    padding-top: 8px;
}
.fs-l-header__contents {
    display: grid;
    grid-template-rows: auto;
    grid-template-columns: auto;
    align-items: start;
}
.fs-l-header__logo {
    grid-row: 1;
    grid-column: 1;
}
.fs-l-header__contents > * {
    padding: 0 8px;
}
.fs-p-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8px;
}

.Utility{
	margin: 1rem auto;
	max-width: 800px;
	display: grid;
	gap: 1rem;
	grid-template-columns: 1fr;
}
.UtilityMenu{
	padding-left: 2.5rem;
	grid-column-start: 1;
	grid-column-end: 3;
}
.UM_list{
	padding-top: 0.5em;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
}
.UM_item{
	font-size: .75rem;
}
.UM_item::before{
	content: "";
	display: inline-block;
	width: 0;
	height: 0;
	border-top: 6px solid transparent;
	border-bottom: 6px solid transparent;
	border-left: 10px solid #666;
}
.SnsLink{
	margin: 0 auto;
	max-width: 400px;
	display: grid;
	gap: 1rem;
	grid-template-columns: repeat(5, 1fr);
    place-items: center;
}
.copy{
	background-color: #666;
}
.copy_text > img{
	display: inline;
	margin-right: 1em;
	width: 7.5em;
}
.copy_text{
	margin: 0 auto;
	padding: 0.5rem 2.5rem;
	max-width: 1200px;
	color: #FFF;
	font-size: .75rem;
}
@media screen and (min-width: 1200px) {
	.Utility{
		max-width: 1200px;
		grid-template-columns: repeat(3, 1fr);
	}
	.UtilityMenu{
		padding-left: 0;
	}
	.UM_list{
		padding-top: 0.5em;
		grid-auto-flow: column;
		grid-template-columns: auto;
	}
	.copy_text{
		padding: 0.5rem 0;
	}
}

.pc{visibility: hidden}
.sp{visibility: visible}
@media screen and (min-width: 1200px) {
	.sp{visibility: hidden}
	.pc{visibility: visible}
}