@charset "UTF-8";
html {font-size: 62.5%;}

/*リセット*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, font, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td {
	margin: 0;
	padding: 0;
	border: 0;
	outline: 0;
	font-size: 100%;
	vertical-align: baseline;
	background: transparent;
}

body {
	font-family: "tbchibirgothicplusk-pro", '游ゴシック体', 'Yu Gothic Medium', 'YuGothic', 'メイリオ', 'Meiryo', 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
	font-style: normal;
	font-size: 16px;
	font-weight: 400;
	color:#fff;
	background: #fff; /* Old browsers */
	padding: 15px;
	margin: 0;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	width: 100%;
	/* position: relative;
	overflow-x: hidden; */
}
@media screen and (max-width: 767px) {
	body {
		padding: 10px;
	}
}

#container {
	overflow-x: hidden;
	margin: 0 auto;
}

/*共通*/
ol, ul{
	list-style: none;
}

*{
margin:0;
padding:0;
}

a:hover,
a{
	text-decoration: none;
	cursor: pointer;
}

img{
	width: 100%;
}

span{
	display: block;
}

.box{
	width: 100%;
	margin-bottom: 15px;
}

.center{
	max-width:1200px;
	margin: 0 auto;
}

.bg_b{
	background-color: #4d4d4d;
}

tr{
	width: 100%;
	border-bottom: 1px solid #fff;
	padding: 2em 1em;
}

th{
	width: 40%;
}

td{
	width: 59%;
}



/*font*/
h1{
	font-size: 85px;
}

h2{
	font-size:40px;
	font-weight: bold;
	margin-bottom: 0.5em;
}

h3{
	font-size: 18px;
}


.title{
	font-size: 50px;
}

h1
,.big_catch
,.comment_title{
	font-family: 'Monda', sans-serif;
	font-weight: 700;
	font-size: 85px;
}

/*ボタン*/
.button {
  display: inline-block;
  width: 250px;
  height: 54px;
  text-align: center;
  text-decoration: none;
  outline: none;
	margin: 0 auto;
	/* position: relative;
	z-index: 2;
	background-color: #fff;
	border: 2px solid #333;
	color: #333;
	line-height: 50px;
	overflow: hidden; */
}

.button::before,
.button::after {
  position: absolute;
  z-index: -1;
  display: block;
  content: '';
}

.button,
.button::before,
.button::after {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}

.button {
  position: relative;
  z-index: 2;
  background-color: tranparent;
  border: 1px solid #fff;
  color: #fff;
  line-height: 50px;
  overflow: hidden;
	font-size: 16px;
}

.button:hover {
  color: #4d4d4d;
}

.button::after {
  top: -100%;
  left: -100%;
  width: 100%;
  height: 100%;
}

.button:hover::after {
  top: 0;
  left: 0;
  background-color: #fff;
}

a .button{
	color: #fff;
}


/*header*/
header {
	width:100%;
	position: absolute;
	top:0;
	left:0;
	z-index: 100;
}
header.active {
	position: fixed;
}
header #head {
	padding:50px 30px 0;
}
.logo{
	display: inline-block;
	vertical-align: top;
}
.logo img {
	width:120px;
	filter:invert(1);
}

.nav
,.nav_wrap{
	display: none;
}

.nav_btn{
	vertical-align: top;
	display: inline-block;
	width:50px;
	height: 50px;
	cursor: pointer;
	float: right;
	position: relative;
	margin-top: 15px;
}



.nav_btn span {
position: absolute;
border: 1px solid #fff;
transition: all 0.5s ease-in;
display: block;
box-sizing: border-box;
left: 0;
width: 100%;
height: 1px;
background-color: #fff;
}
.nav_btn span:nth-child(1) {
top:0px;
}
.nav_btn span:nth-child(2) {
top:10px;
}
.nav_btn span:nth-child(3) {
top:20px;
}



.nav_btn.active{
	display: block;
	z-index:100;
}
.nav_btn.active li{
	border-bottom:1px dotted #ccc;
}
.nav_btn.active li:first-child{
border-bottom:1px dotted #ccc;
}
.nav_btn.active li:last-child{
border-bottom:none;
}

.nav_btn.active span:nth-of-type(1) {
-webkit-transform: translateY(3px) rotate(-315deg) scale(.8);
transform: translateY(3px) rotate(-315deg) scale(.8);
}
.nav_btn.active span:nth-of-type(2) {
display: none;
}
.nav_btn.active span:nth-of-type(3) {
-webkit-transform: translateY(-18px) rotate(315deg) scale(.8);
transform: translateY(-18px) rotate(315deg) scale(.8);
}


.nav_wrap{
	display: none;
}
.nav_wrap.active{
	display: block;
	position: fixed;
	width: 100%;
	top: 0;
	left: 0;
	padding: 15px;
	background: #fff;
}

.active .nav_sp{
	display: block;
	background-color: #000;
	margin: 0 auto;
	height: calc(100vh - 30px);
}
.nav_sp li{
	width:100%;
	max-width: 1050px;
	margin: 0 auto 1.5vh;
	text-align: center;
}
.nav_sp ul{
	text-align: center;
}
.nav_sp li:first-child{
	padding-top: 4.5em;
}
.nav_sp li span{
	width:100%;
	text-align: center;
}
.nav_sp li span:first-child{
	font-size: 32px;
}
.nav_sp li a {
	color: #fff;
	padding-bottom: 1.0em;
	display: inline-block;
	border-bottom: 1px solid transparent;
}
.nav_sp li a:hover {
	border-bottom: 1px solid #fff;
}

@media screen and (max-width: 767px) {
	header #head {
    padding-top: 30px;
	}
	.logo img {
		width:100px;
	}
	.nav_btn{
		margin-top: 5px;
		width:30px;
		height: 40px;
	}
	.nav_btn span:nth-child(1) {
	top:5px;
	}
	.nav_btn span:nth-child(2) {
	top:14px;
	}
	.nav_btn span:nth-child(3) {
	top:23px;
	}
	.nav_btn.active span:nth-of-type(1) {
	-webkit-transform: translateY(13px) rotate(-315deg) scale(.8);
	transform: translateY(13px) rotate(-315deg) scale(.8);
	}
	.nav_btn.active span:nth-of-type(3) {
	-webkit-transform: translateY(-5px) rotate(315deg) scale(.8);
	transform: translateY(-5px) rotate(315deg) scale(.8);
	}
	.nav_wrap.active{
		padding: 10px;
	}

	.nav_sp li span:first-child{
		font-size: 24px;
	}
}

/*footer*/
footer{
	padding-top: 3em;;
}

.footer_left{
	width: 55%;
	display: inline-block;
}

.footer_right{
	width: 44%;
	display: inline-block;

}

.footer_logo{
	width: 60%;
	margin-bottom: 2em;
	margin-left: auto;
}
.footer_logo img{
	filter: invert(1);
}	
.company_name{
	font-size: 20px;
	margin-bottom: 0.7em;
}

.company_details p{
	margin-bottom: 1.5em;
}
@media screen and (max-width: 767px) {
	.footer_right,
	.footer_left{
		width: 100%;
		text-align: center;
	}
	footer span{
		font-size:18px;
	}
	footer p{
		font-size:13px;
	}
	.copyright{
		position: absolute;
		bottom: 10px;
		font-size: 12px;
		left:10px;
		right: 0;
	}
	.footer_logo img{
		max-width: 250px;
	}

	.footer_left .company_details{
		text-align: left;
	}
	.footer_logo{
		width: 40%;
	}
}

/*index*/
.top_main{
	background: url("../images/top_main.webp?id=11") center center /cover no-repeat;
	width: 100%;
	height: 98vh;
	position: relative;
	overflow: hidden;
}
.bg_video {
	position: absolute;
	top: 0;
	left: 0;
	min-width: 100%;
	min-height: 100%;
	object-fit: cover;
	z-index: -1;
}
.main_catch {
position: absolute;
height: auto;
max-width: 1000px;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
text-align: center;
color: white;
padding: 0 1em;
}

.big_catch {
font-size: clamp(32px, 6vw, 73px);
font-weight: bold;
display: block;
}

.small_catch {
font-size: clamp(16px, 3vw, 28px);
display: block;
margin-top: 0.5em;
}

  /*box common*/
.font0{
	font-size: 0;
}
.half_image{
	width: 50%;
	height: 600px;
	display: inline-block;
	padding: 10% 60px;
	position: relative;
}
.comment{
	background-color: #4d4d4d;
	width: 50%;
	height: 600px;
	display: inline-block;
	vertical-align: top;
	padding: 10% 60px;
	position: relative;
}

.comment_title{
	font-size: 60px;
	font-weight: bold;
}
.comment h3{
	margin-bottom: 3em;
	line-height: 1.5em;
}
.comment_frame{
	position: absolute;
	top: 30%;
	left: 50px;
	height: 220px;
}

/*concept*/

.concept .half_image{
	background: url("../images/top_concept.webp?id=111234") center center /cover no-repeat;
}
.concept_title{
	position: absolute;
	height: 100px;
	width: 450px;
	bottom: -21px;
	right: 50px;
}
.top_business .comment_frame{
	position: absolute;
	width: 380px;
	left: auto;
	right: 60px;
}
.top_news .comment_frame{
	position: absolute;
	width: 380px;
	left: auto;
	right: 60px;
}
.top_business .half_image{
	background: url("../images/top_business.webp?id=111234") center center /cover no-repeat;
}

.top_about .half_image{
	background: url("../images/top_about.webp?id=111234") center center /cover no-repeat;
}


.top_news .half_image{
	background: url("../images/news_bg.webp?id=112234") center center /cover no-repeat;
	padding: 6em 0;
}
.news_right ul{
	width: 100%;
	max-height: 200px;
	text-align: left;
	overflow-y: scroll;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.top_news ul::-webkit-scrollbar {
    display: none;
}
.top_news li{
	width: 100%;
	text-align: left;
	border-bottom: 1px solid #fff;
	padding: 1em 0;
	font-size: 14px;
}
.top_news li span{
	display: inline-block;
	margin-right: 1em;
}
.top_news ul{
	max-height: 100px;
	overflow-y: scroll;
}


@media screen and (max-width: 767px) {
	.main_catch{
		text-align: center;
	}
	.big_catch{
		font-size: 40px;
	}
	.small_catch{
		font-size: 16px;
	}
	.business_title,
	.concept_title{
		height: 0.5em;
		bottom: 12px;
		right: 10px;
		text-align: right;
	}

	.box h1 {
		font-size: 40px;
	}

	.half_image{
		width: 100%;
		background-size: contain;
		height: 200px;
	}
	.comment{
		padding: 0;
		width: 100%;
		height: 300px;
	}

	.comment_title{
		font-size: 30px;
		margin-bottom: 5px;
	}
	.comment_frame{
		top: 20px;
		bottom: 0;
		margin: auto;
		font-size: 10px;
		left: 15px;
		width: calc(100% - 30px);
	}
	.comment h3{
		font-size: 14px;
		margin-bottom: 4em;
	}
	.box .button{
		max-width:150px;
		font-size: 12px;
		line-height: 3.4;
		height: auto;
	}
	.top_business{
		position: relative;
		height: 500px;
	}

	.top_business .comment{
		position: absolute;
		bottom: 0;
		left: 0;
	}

	.top_business .comment_frame{
		position: absolute;
		left: 15px;
		right: auto;
		width: calc(100% - 30px);
	}

	.top_business .half_image{
		position: absolute;
		top: 0;
	}

	.business_title{
		left: auto;
	}

	/*news*/
	.news .center{
		padding-left: 15px;
		justify-content: left;
	}

	.news_left{
		width: 8em;
	}

	.news_right{
        width: 100%;
        padding-right: 10px;
	}

	.news li
	,.news li span{
		width: 100%;
		display: inline-block;
	}
	.news_right li span{
		margin-right: 0;
	}

	.news li{
		margin-bottom: 1em;
	}
	.top_business .comment_frame,
	.top_news .comment_frame,
	.comment_frame{
		position: relative;
		left:25px;
		right:auto;
		width:calc(100% - 50px) !important;
		height: auto;
		margin:0;
	}
	.top_news li{
		font-size: 14px;
	}
	.top_news {
		display: flex;
	}
	.top_news .comment{
		padding: 1em 0;
		height: auto;
		min-height: 200px;
	}
	.top_news {
		flex-direction: column; /* 念のため縦並び */
	}

	.top_news .comment {
		order: 2;   /* 後ろに回す */
	}

	.top_news .half_image {
		order: 1;   /* 先頭に出す */
	}

}



/*sub_page*/
.sub_main{
  height: 40vh;
  position: relative;
  margin-bottom: 15px;
}

.sub_main span:first-child{
  font-size: 40px;
  font-family: 'Monda', sans-serif;
  line-height: 1.2;
	font-weight: 700;
}
.sub_main span:last-child{
  font-size: 20px;
}

.sub_main .center{
  height: 3em;
  top: 0;
  bottom:0;
  left:0;
  right:0;
  position: absolute;
  text-align: center;
  margin: auto;
}


#sub_page .box{
  background: #4d4d4d;
  padding: 60px 15px;
}

#sub_page .box .title h1{
  font-size: 30px;
  text-align: center;
  padding: 1.5em;
}

.box table {
  margin: 30px auto;
  width: 100%;
}
.box th {
  width:30%;
  text-align: left;
  padding-top: 1.5em;
  padding-bottom: 1.5em;
  padding-left: 1em;
  vertical-align: top;
}

.box td {
  vertical-align: top;
  padding-top: 1.5em;
  padding-bottom: 1.5em;
  padding-right: 1em;
}

/*about*/
.about .sub_main{
	background: url('../images/about_main.webp') center center /cover;
  }
  .about iframe {
	width:100%;
	min-height: 300px;
  }
  @media screen and (max-width: 767px) {
	  .about .sub_main{
		  background-position-x: right;
	  }
		.about .greeting .title h1{
			margin-bottom: 1em;
		}
  }

/*flow*/
.flow .sub_main{
	background: url('../images/flow_main.webp') center center /cover;
  }
  @media screen and (max-width: 767px) {
	  .flow .sub_main{
		  background-position-x: right;
	  }
  }
  
/*projects*/
.projects .sub_main{
  background: url('../images/projects_main.webp') center center /cover;
}
.bg_image {
  background: url('../images/projects_img01.webp') no-repeat left center ;
  min-height: 400px;
	width: 100%;
	display: flex;
	align-items: center;
	background-size: cover;
}
.bg_image_wrap {
  padding: 2em;
}
.bg_image span{
  margin-bottom: 0.5em;
  font-size: 20px;
}
.bg_image h1{
  font-size: 40px;
  margin-bottom: 0.5em;
}

.bg_image p{
  font-size: 14px;
  line-height: 2;
}

.three_column_wrap {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	gap: 20px;
}
.three_column {
  vertical-align: top;
  text-align: center;
}
.three_column img {
	width: auto;
	height: 120px;
}
.three_column h1{
  font-size: 18px;
  margin-bottom: 15px;
}
.three_column a h1{
	color:#fff;
}

.three_column p{
  font-size: 12px;
  margin-bottom: 15px;
  text-align: center;
  word-wrap: break-word;
  overflow-wrap: break-word;
}
@media screen and (max-width: 767px) {
	.projects .sub_main{
		background-position-x: right;
	}
	.projects .bg_image {
		background-position-x: center;
	}
	.three_column {
		/* width: 100%; */
	}

}

/*contact*/
.contact .sub_main{
  background: url('../images/contact_main.webp') center center /cover;
}

.contact tr{
	border: none;
}
.box th span {
  display: inline-block;
  margin-left: 1em;
}

.center.white{
  background: #fff;
  color: #333;
  padding: 30px 15px;
  text-align: center;
  line-height: 1.5;
}

.center.white p{
  font-size: 16px;
}
.center.white p span:first-child{
  font-size: 30px;
  margin-right: 1em;
  display: inline-block;
}

.center.white p span:last-child{
  font-size: 40px;
  font-weight: bold;
  display: inline-block;
}

select{
	color: #333;
	width: 100%;
	height: 40px;
	outline: none;
	background: #fff;
}
input,textarea {
  border: none;
  width:100%;
  padding: 0.5em 0.25em;
  color:#333;
	outline: none;
}

button {
  background: transparent;
}
.contact .btn_b
,.oder .btn_b{
	text-align: center;
}


@media screen and (max-width: 767px) {
  .box th,
  .box td {
    display: block;
    width: auto;
    padding-left: 1em;
  }
  .box th {
    padding-bottom: 0.7em;
  }
  .box td {
    padding-top: 0;
  }
	.bg_image_wrap {
		padding: 15px;
	}
	.center.white{
		max-width: 90%;
	}
	.center.white p{
		font-size: 12px;
	}
	.center.white p span{
		display: block !important;
		font-size: 1.2rem !important;
		margin: 0 !important;
	}
	.three_column h1{
	  font-size: 12px;
	}
	.three_column p{
	  text-align: left;
	}
	#sub_page .box .title h1{
		padding: 0;
	}
}

/*flow*/
.flow_wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin: 60px 0;
	gap: 40px;
  }
  
  .flow_img {
	flex: 1;
	max-width: 50%;
  }
  
  .flow_img img {
	width: 100%;
	height: auto;
	display: block;
	border-radius: 8px;
  }
  
  .flow_text {
	flex: 1;
	max-width: 50%;
  }
  
  .flow_text h1 {
	font-size: 1.8rem;
	margin-bottom: 10px;
  }
  
  .flow_text p {
	font-size: 1rem;
	line-height: 1.8;
  }
  
  /* --- スマホ向けレスポンシブ対応 --- */
  @media screen and (max-width: 768px) {
	.flow_wrap {
	  flex-direction: column;
	  text-align: center;
	}
  
	.flow_img,
	.flow_text {
	  max-width: 100%;
	}
  
	.flow_text h1 {
	  font-size: 1.5rem;
	}
  
	.flow_text p {
	  font-size: 0.95rem;
	}
  }