@charset "utf-8";

/* CSS INFORMATION -====================================================
File name : intro.css
Description :
===================================================================== */

/* =====================================================================
*    intro
* =================================================================== */
.intro {
    padding: calc(100 / 750 * 100%) 0 0;
}

.sec_intro01 {
    margin: 0 0 calc(80 / 750 * 100%);
}

.sec_intro01 .intro_box {
    width: calc(690 / 750 * 100%);
    margin: 0 0 0 auto;
    padding: calc(68 / 750 * 100%) 0 calc(93 / 750 * 100%);
    background: url(../images/intro/bg_intro_sec1_sp.jpg) no-repeat left top;
    background-size: 100% 100%;
}

.intro_img01 {
    width: calc(570 / 690 * 100%);
    margin: 0 auto calc(45 / 690 * 100%);
}

.txt {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 2.154;
    text-align: center;
}

.sec_intro01 .txt {
    margin: 0 0 calc(35 / 690 * 100%);
}

.intro_img02 {
    width: calc(571 / 690 * 100%);
    margin: 0 auto;
}

.sec_intro02 {
    margin: 0 0 calc(100 / 750 * 100%);
}

.sec_intro02 .txt {
    margin: 0 0 calc(40 / 750 * 100%);
    color: #fff;
}

.intro_img03 {
    width: calc(630 / 750 * 100%);
    margin: 0 auto;
}

.sec_intro03 {
    z-index: 2;
}

.sec_intro03 .intro_box {
    width: calc(690 / 750 * 100%);
    padding: calc(90 / 750 * 100%) 0 calc(100 / 750 * 100%);
    background: url(../images/intro/bg_intro_sec1_sp.jpg) no-repeat left top;
    background-size: 100% 100%;
}

.sec_intro03 .txt {
    margin: 0 0 calc(40 / 690 * 100%);
}

.sec_intro03 .txt img {
    display: inline;
    vertical-align: middle;
}

.sec_intro03 .txt img:nth-of-type(1) {
    width: calc(90 / 750 * 100%);
    margin-bottom: 1.2vw;
}

.sec_intro03 .txt img:nth-of-type(2) {
    width: calc(100 / 750 * 100%);
    margin: 0 0.7vw 1vw;
}

.sec_intro03 .txt img:nth-of-type(3) {
    width: calc(135 / 750 * 100%);
    margin: 0 0.7vw 1vw;
}

.intro_img04 {
    width: calc(625 / 690 * 100%);
    margin: 0 auto;
}

.sec_intro04 {
    margin: calc(-100 / 750 * 100%) 0 0;
    background: url(../images/intro/bg_intro_sec4_sp.jpg) no-repeat left top;
    background-size: 100% 100%;
}

.sec_intro04 .intro_box {
    padding: calc(195 / 750 * 100%) 0 calc(105 / 750 * 100%);
}

.sec_intro04 .txt {
    margin: 0 0 calc(40 / 750 * 100%);
}

.intro_img05 {
    width: calc(480 / 750 * 100%);
    margin: 0 auto;
}

@media screen and (min-width: 768px) {
    .intro {
        padding: calc(80 / 1200 * 100%) 0 0;
    }
    
    .sec_intro01 {
        margin: 0 0 calc(45 / 1000 * 100%);
    }
    
    .sec_intro01 .intro_box {
        width: 100%;
        padding: calc(80 / 1000 * 100%) 0 calc(70 / 1000 * 100%);
        background: none;
    }

    .sec_intro01 .intro_box::before {
        content: "";
        display: block;
        width: calc(1300 / 1000 * 100%);
        height: 100%;
        background: url(../images/intro/bg_intro_sec1_pc.jpg) no-repeat left top;
        background-size: 1300px 100%;
        position: absolute;
        top: 0;
        left: 0;
    }
    
    .intro_img01 {
        width: calc(655 / 1000 * 100%);
        margin: 0 auto calc(20 / 1000 * 100%);
    }
    
    .txt {
        font-size: 2rem;
        line-height: 2.4;
    }
    
    .sec_intro01 .txt {
        margin: 0 0 calc(5 / 1000 * 100%);
    }
    
    .intro_img02 {
        width: calc(734 / 1000 * 100%);
    }
    
    .sec_intro02 {
        margin: 0 0 calc(58 / 1000 * 100%);
        z-index: 3;
    }
    
    .sec_intro02 .txt {
        margin: 0 0 calc(15 / 1000 * 100%);
    }
    
    .intro_img03 {
        width: calc(524 / 1000 * 100%);
    }
    
    .sec_intro03 {
        margin: calc(-100 / 1200 * 100%) 0 0;
    }
    
    .sec_intro03 .intro_box {
        width: 100%;
        padding: calc(160 / 1000 * 100%) 0 calc(80 / 1000 * 100%);
        background: none;
    }
    
    .sec_intro03 .intro_box::before {
        content: "";
        display: block;
        width: calc(1300 / 1000 * 100%);
        height: 100%;
        background: url(../images/intro/bg_intro_sec3_pc.jpg) no-repeat right top;
        background-size: 1300px 100%;
        position: absolute;
        top: 0;
        right: 0;
    }
    
    .sec_intro03 .intro_box::after {
        content: "";
        display: block;
        width: calc(1100 / 1000 * 100%);
        padding-top: calc(100 / 1000 * 100%);
        background-color: #0a0404;
        position: absolute;
        top: 0;
        right: 0;
    }
    
    .sec_intro03 .txt {
        margin: 0 0 calc(10 / 1000 * 100%);
    }
    
    .sec_intro03 .txt img {
        margin-bottom: 3px !important;
    }
    
    .sec_intro03 .txt img:nth-of-type(1) {
        max-width: 60px;
        width: calc(80 / 1100 * 100%);
    }
    
    .sec_intro03 .txt img:nth-of-type(2) {
        max-width: 66px;
        width: calc(95 / 1100 * 100%);
    }
    
    .sec_intro03 .txt img:nth-of-type(3) {
        max-width: 87px;
        width: calc(125 / 1100 * 100%);
    }
    
    .intro_img04 {
        width: calc(625 / 1000 * 100%);
    }
    
    .sec_intro04 {
        margin: calc(-100 / 1200 * 100%) 0 0;
        background: url(../images/intro/bg_intro_sec4_pc.jpg) no-repeat left top;
        background-size: 100% 100%;
    }
    
    .sec_intro04 .intro_box {
        padding: calc(160 / 1000 * 100%) 0 calc(80 / 1000 * 100%);
    }
    
    .sec_intro04 .txt {
        margin: 0 0 calc(45 / 1000 * 100%);
    }
    
    .intro_img05 {
        width: calc(899 / 1000 * 100%);
    }
}

@media screen and (min-width: 1200px) {
    .intro {
        padding: 80px 0 0;
    }
    
    .sec_intro01 {
        margin: 0 0 45px;
    }
    
    .sec_intro02 {
        margin: 0 0 58px;
    }
    
    .sec_intro03 {
        margin: -100px 0 0;
    }
    
    .sec_intro04 {
        margin: -100px 0 0;
    }
}

@media screen and (min-width: 1600px) {
    .sec_intro01 .intro_box::before {
        width: calc(50vw + 500px);
        background-size: 100% 100%;
    }
    
    .sec_intro03 .intro_box::before {
        width: calc(50vw + 500px);
        background-size: 100% 100%;
    }
}