@charset "utf-8";

/* html, html body{
    overflow: auto;
  height: auto;
} */
html,body,h1,h2,h3,h4,h5,ul,ol,dl,li,table,th,td,p {
	margin: 0;
	padding: 0;
	line-height: 1;
	word-break: break-all;
	font-family: "Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
	color: #4d4d4d;
}
ul,ol,dl,li,table,th,td,p{
    font-size: 18px;
}
ul {
	list-style: none;
}
a {
	text-decoration: none;
	color: inherit;
	cursor: pointer;
}
img {
	border: none;
	vertical-align: bottom;
	width: 100%;
}
table{
    border-collapse: collapse;
}

.pc_none{
    display: none;
}
html.is-fixed,html.is-fixed body {
}

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

.container{
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 15px;
}
header{
    background: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 95vw;
    padding: 15px 50px;
    box-sizing: border-box;
    box-shadow: #b4b4b4 0 0 10px;
    position: fixed;
    top: 30px;
    left: 0;
    right: 0;
    margin: auto;
    z-index: 100;
}
h1 img{
    width: 100px;
}
.pc_nav{
    display: flex;
    align-items: center;
}
.pc_nav li{
    margin-left: 40px;
    font-weight: bold;
}
.pc_nav .nav_contact a{
    background-color: #e58341;
    color: #fff;
    padding: 15px 50px;
    transition: 0.3s;
}
.pc_nav li a{
    padding: 10px 15px;
    transition: 0.1s;
}
.pc_nav li a:hover{
    border-bottom: 4px solid #e58341;
}
.pc_nav .nav_contact a:hover{
    border: none;
    opacity: 0.5;
}

.burger{
    display: none;
}
.sp_nav{
	display: none;
    right: -700px;
}

/* fv */
.fv{
    width: 100%;
    height: 100vh;
    background: url(../img/fv_bg.png) no-repeat center/cover;
    box-sizing: border-box;
    position: relative;
    margin-bottom: 100px;
}
.cach_copy{
    position: absolute;
    top: 35vh;
    left: 0;
    right: 0;
    margin: auto;
}
.cach_copy p{
    color: #0d356a;
    text-align: center;
    font-size: 50px;
    font-weight: bold;
    text-shadow: #fff 0 0 20px;
    letter-spacing: 1rem;
    line-height: 1.5;
    margin-bottom: 30px;
}
.cach_copy .sub_cach{
    font-size: 22px;
    letter-spacing: 0.5rem;
}

/* お知らせ */
.fv_news{
    background: #fff;
    position: absolute;
    bottom: 50px;
    right: 0;
    left: 0;
    margin: auto;
    max-width: 900px;
    padding: 30px 50px 15px;
    box-sizing: border-box;
    box-shadow: #b4b4b4 0 0 10px;
}
.fv_news h2{
    text-align: center;
    color: #0d356a;
    margin-bottom: 20px;
    font-size: 32px;
    letter-spacing: 0.5rem;
}
.fv_news h2::after{
    display: none;
}
.fv_news ul li{
    border-bottom: 1px solid #b3b3b3;
    padding: 15px 10px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}
.fv_news ul li:last-child{
    border-bottom: none;
}
.fv_news ul li .date{
    width: 20%;
    font-weight: bold;
    line-height: 1.5;
}
.fv_news ul li .news_title{
    width: 80%;
    line-height: 1.5;
}

/* contents */
h2{
    color: #0d356a;
    font-weight: bold;
    font-size: 42px;
    letter-spacing: 0.5rem;
    position: relative;
    margin-bottom: 90px;
}
h2 .english{
    font-size: 18px;
    margin-left: 20px;
    color: #b3b3b3;
    letter-spacing: 0.2rem;
}
h2::after{
    content: "";
    height: 5px;
    width: 50px;
    background-color: #e58341;
    position: absolute;
    bottom: -25px;
    left: 0;
}

/* 事業内容 */
.business_box{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 50px 30px;
    margin-bottom: 100px;
}
.business_inner_box{
    background: url(../img/business_bg_01.png) no-repeat center/cover;
    padding: 80px 30px 50px;
    position: relative;
}
.business_inner_box:nth-child(2){
    background: url(../img/business_bg_02.png) no-repeat center/cover;
}
.business_inner_box:nth-child(3){
    background: url(../img/business_bg_03.png) no-repeat center/cover;
}
.business_inner_box:nth-child(4){
    background: url(../img/business_bg_04.png) no-repeat center/cover;
}
    
.business_inner_box .business_number{
    background-color: #e58341;
    width: 60px;
    line-height: 60px;
    border-radius: 50%;
    text-align: center;
    font-weight: bold;
    font-size: 26px;
    position: absolute;
    right: 0;
    left: 0;
    top: -30px;
    margin: auto;
}
.business_inner_box h3{
    color: #fff;
    text-align: center;
    font-size: 28px;
    margin-bottom: 40px;
}
.business_inner_box p{
    color: #fff;
    line-height: 1.8;
    font-weight: bold;
}

/* 開発実績 */
.body_bg{
    background: #e1ecf9;
    padding: 100px 0;
    margin-bottom: 100px;
}
.cases_box{
    background: #fff;
    margin-bottom: 50px;
    padding: 15px;
}
.cases_box_border{
    border: 1px solid #0d356a;
    padding: 120px 30px 30px;
    position: relative;
}
.cases_box_border h3{
    background-color: #0d356a;
    color: #fff;
    font-size: 26px;
    width: 400px;
    text-align: center;
    line-height: 60px;
    letter-spacing: 0.2rem;
    position: absolute;
    top: 20px;
    left: -30px;
}
.inner_cases_flex{
    display: flex;
    justify-content: space-between;
}
.inner_cases_flex>div{
    width: 50%;
    padding: 0 10px;
}
.inner_cases_flex h4{
    font-size: 22px;
    position: relative;
    padding-left: 35px;
    margin-bottom: 25px;
    line-height: 1.5;
}
.inner_cases_flex h4::before{
    content: "";
    background: url(../img/arrow.png) no-repeat center/cover;
    width: 26px;
    height: 26px;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    margin: auto;
}
.inner_cases_flex p{
    line-height: 1.7;
    margin-bottom: 40px;
}
.inner_cases_flex>div .caption{
    text-align: center;
    margin: 20px 0 0;
}

/* 鉄道関連 */
.tetsudo_box{
    width: calc(100 *(1/3));
}
.tetsudo_icon{
    width: 120px;
    margin: 0 auto 30px;
    text-align: center;
    display: block;
}
.tetsudo_box h4{
    font-size: 20px;
    padding: 0;
}
.tetsudo_box h4::before{
    display: none;
}
.tetsudo_box p{
    margin-bottom: 20px;
}

/* 会社概要 */
.about_us_table{
    margin-bottom: 30px;
    width: 100%;
}
.about_us_table th{
    width: 300px;
    font-size: 20px;
}
.about_us_table td{
    padding: 20px 0;
    line-height: 1.7;
    font-size: 20px;
}
.about_us_table th,.about_us_table td{
    border-bottom: 1px solid #b3b3b3;
}
.about_us_table tr:last-child th,.about_us_table tr:last-child td{
    border-bottom: none;
}

.map{
    height: 600px;
    width: 100%;
    margin-bottom: 100px;
}

/* お問い合わせフォーム */
.mw_wp_form {
    max-width: 800px;
    margin: 0 auto 100px;
}
.warning{
    text-align: center;
    margin-bottom: 50px;
}
.mw_wp_form dl{
    display: flex;
    margin-bottom: 15px;
}
.mw_wp_form dl dt{
    width: 300px;
}
.mw_wp_form dl dd{
    width: 500px;
}
.mw_wp_form dl dd input{
    width: 100%;
    height: 25px;
    border: 2px solid #b3b3b3;
    border-radius: 3px;
}
.mw_wp_form dl dd textarea{
    width: 100%;
    border: 2px solid #b3b3b3;
    border-radius: 3px;
}
.hissu{
    color: #cc0000;
}
.submit-btn{
    text-align: center;
}
.submit-btn input{
    background: #e58341;
    color: #fff;
    border: none;
    width: 300px;
    line-height: 40px;
    font-weight: bold;
    font-size: 18px;
    margin: 20px auto 0;
    cursor: pointer;
    transition: 0.3s;
}
.submit-btn input:hover{
    opacity: 0.5;
}

/* フッター */
.copyright{
    background: #0d356a;
    color: #fff;
    padding: 15px 0;
    text-align: center;
}

/* TOPへ戻る */
.floating_area{
    position: fixed;
    bottom: 70px;
    right: 100px;
    width: 80px;
    height: 80px;
    cursor: pointer;
    opacity: 0;
    transition: 0.3s;
    z-index: 20;
}
.floating_open{
    opacity: 1;
}



/* 問い合わせ確認 */
.contact_box{
    padding-top: 300px;
    text-align: center;
}
.contact_box p{
    margin-bottom: 50px;
}
.to_top_button{
    display: block;
    text-align: center;
    background: #e58341;
    color: #fff;
    border: none;
    width: 300px;
    line-height: 40px;
    font-weight: bold;
    font-size: 18px;
    margin: 200px auto 100px;
    cursor: pointer;
    transition: 0.3s;
}
.to_top_button:hover{
    opacity: 0.5;
}



/* Media Query　----------------------------------- */
@media screen and (max-width:767px){
    .pc_none{
        display: block;
    }
    

    /* header */
    header{
        top: 0;
        width: 100%;
        display: flex;
        justify-content: center;
        padding: 10px 50px;
    }
    h1 img{
        width: 80px;
    }
    /* ナビゲーション */
    .pc_nav{
        display: none;
    }
	.slide{
		right: 0;
	}
    .no_scroll{
        height: 100%;
        overflow: hidden;
    }

    .burger{
		display: block;
        width: 50px;
        height: 50px;
        z-index: 5000;
		
        position: fixed;
        top: 25px;
        right: 15px;
    }
    .burger span{
		position: absolute;
		width: 40px;
		height: 3px;
		background: #0d356a;
		border-radius: 3px;
        top: 21px;
        transition: 0.3s;
		right: 0;
		left: 0;
		margin: auto;
    }
    .burger span:nth-child(1){
        top: 10px;
    }
    .burger span:nth-child(3){
        top: 33px;
    }
    .active span:nth-child(1){
        transform: rotate(45deg);
        top: 22px;
		background: #fff;
        box-shadow: none;
    }
    .active span:nth-child(3){
        transform: rotate(-45deg);
		top: 22px;
		background: #fff;
        box-shadow: none;
    }
    .active span:nth-child(2){
        opacity: 0;
    }

	.sp_nav{
		display: block;
		position: fixed;
		top: 0;
		transition: 0.5s;
		z-index: 200;
		opacity: 0.95;

		background: #0d356a;
		box-shadow: #fff 0 0 5px;
		height: 100%;
		width: 90vw;
	}
	.sp_nav ul{
		margin: 100px 20px;
	}
	.sp_nav ul li{
		border-bottom: 1px solid #fff;
	}
	.sp_nav ul li a{
		color: #fff;
		padding: 0 15px;
		line-height: 50px;
		display: block;
	}

    /* fv */
    .fv{
        margin-bottom: 150px;
        background: url(../img/fv_bg.png) no-repeat right bottom/cover;
    }
    .cach_copy{
        top: 230px;
    }
    .cach_copy p{
        font-size: 32px;
        letter-spacing: 0.4rem;
        text-align: left;
        padding: 0 0 0 15px;
    }
    .cach_copy .sub_cach{
        font-size: 18px;
        letter-spacing: 0.1rem;
        line-height: 1.5;
    }
    
    
    /* お知らせ */
    .fv_news{
        bottom: -70px;
        padding: 20px 10px 10px;
        margin: 0 15px;
    }
    .fv_news h2{
        margin-bottom: 15px;
        font-size: 26px;
    }
    .fv_news ul li{
        display: block;
    }
    .fv_news ul li .date{
        width: 100%;
        margin-bottom: 10px;
    }
    .fv_news ul li .news_title{
        width: 100%;
    }

    /* contents */
    h2{
        font-size: 36px;
        letter-spacing: 0.2rem;
    }
    h2 .english{
        font-size: 14px;
        margin-left: 15px;
    }

    /* 事業内容 */
    .business_box{
        display: block;
    margin-bottom: 70px;
    }
    .business_inner_box{
        margin-bottom: 40px;
        padding: 80px 15px 50px;
    }

    /* 開発実績 */
    .body_bg{
        padding: 70px 0;
        margin-bottom: 70px;    
    }
    .cases_box{
        padding: 10px;
    }
    .cases_box_border{
        padding: 120px 15px 20px;
    }.inner_cases_flex>div{
        padding: 0;
    }
    .cases_box_border h3{
        font-size: 22px;
        max-width: 350px;
    }
    .inner_cases_flex{
        display: block;
    }
    .inner_cases_flex>div{
        width: 100%;
    }
    .inner_cases_flex h4{
        padding-left: 25px;
        font-size: 20px;
    }
    .inner_cases_flex h4::before{
        width: 20px;
        height: 20px;
    }
    
    /* 鉄道関連 */
    .tetsudo_icon{
        margin: 0 auto 20px;
    }
    .tetsudo_box h4{
        font-size: 20px;
        padding: 0;
        text-align: center;
        margin-bottom: 15px;
    }
    .tetsudo_icon{
        width: 100px;
    }
    
    .tetsudo_box p{
        margin-bottom: 30px;
    }
    
    /* 会社概要 */
    .about_us_table{
        margin-bottom: 20px;
    }
    .about_us_table th{
        width: 120px;
        font-size: 18px;
    }
    .about_us_table td{
        padding: 10px 0;
        font-size: 18px;
    }
    .map{
        height: 250px;
        margin-bottom: 100px;
    }

    /* お問い合わせフォーム */
    .mw_wp_form dl{
        display: block;
    }
    .mw_wp_form dl dt{
        margin-bottom: 7px;
    }
    .mw_wp_form dl dd{
        margin: 0 0 20px;
        max-width: 100%;
    }
    
    /* TOPへ戻る */
    .floating_area{
        bottom: 60px;
        right: 30px;
        width: 60px;
        height: 60px;
    }
    
    /* 問い合わせ確認 */
    .contact_box{
        padding-top: 200px;
    }
}