@charset "UTF-8";
.heading_03 {
    text-align: center;
    margin: 0 0 82px;
    letter-spacing: 0;
    font-size: 5.2rem;
}
.heading_03__ruby {
    display: block;
    font-family: ryo-text-plusn, serif;
    font-size: 1.6rem;
    margin: -3px 0 15px;
    line-height: 1.6;
    letter-spacing: 2.5px;
}
main .heading_04 {
    font-size: 2.6rem;
    line-height: 1.3;
    letter-spacing: 4px;
    margin: 14px 0;
    position: relative;
}
/* sec_01 concept */

.sec_01 {
    margin: 0 auto;
    padding: 164px 0 0;
}
.sec_01 .bg_container {
    background: url("../img/concept/concept_bg.jpg");
    background-size: cover;
    height: auto;
    padding-top: 64px;
    width: 100%;
    position: relative;
}
.sec_01 .bg_img {
    background: url("../img/concept/concept_img_01.png") no-repeat;
    position: relative;
    max-width: 729px;
    width: 55vw;
    display: block;
    height: auto;
    background-size: contain;
    margin: 0 auto;
    min-height: 548px;
    left: 3%;
}
.sec_01 .text_box_01 {
    position: absolute;
    top: 27px;
    right: 26%;
    text-align: center;
}
.sec_01 .text_box_01 .heading_top_text{
    font-size: 2.2rem;
    font-family: ryo-text-plusn, serif;
    margin: 0;
    letter-spacing: 2px;
    padding-left: 4%;
}
.sec_01 .text_box_01 .heading_04{
    font-size: 3.4rem;
    letter-spacing: 4px;
}
.sec_01 .text_box_01 .heading_04 .ls_narrow{
    letter-spacing: -1px;
}
.sec_01 .text--disp {
    letter-spacing: 2px;
    line-height: 2;
    margin: 0 auto;
    font-size: 1.3rem;
}

.sec_01 .text_box_01 .border {
    background: #121212;
    height: 50px;
    width: 1px;
    display: block;
    margin: 41px auto 32px;
}
.sec_01 .text_box_01 .heading_bottom_text{
    font-size: 2.8rem;
    font-family: ryo-text-plusn, serif;
    letter-spacing: 3px;
    margin: 0 0 33px;
    background: -moz-radial-gradient(ellipse farthest-side, #fff, #fff, transparent, transparent,transparent);
    background: -webkit-radial-gradient(ellipse farthest-side, #fff, #fff, transparent, transparent,transparent);
    background: -ms-radial-gradient(ellipse farthest-side, #fff, #fff, transparent, transparent,transparent);
}

.sec_01 .disp_box {
    display: flex;
    width: 201%;
    background: rgba(246,246,246,0.9);
    position: absolute;
    right: -62%;
    padding: 39px 16% 43px 17%;
    align-items: center;
    justify-content: space-between;
}
.sec_01 .disp_box img {
    width: 150px;
    display: inline-block;
}
.sec_01 .disp_box .text_ruby {
    display: inline-block;
    vertical-align: -10px;
    margin: 0;
    padding: 0 0 0 9px;
    letter-spacing: 1px;
    font-size: 1.8rem;
    font-family: ryo-text-plusn, serif;
}
.sec_01 .disp_box .text--disp {
    width: 59%;
    margin: 0;
    letter-spacing: 1px;
    text-align: left;
}

.sec_01 .col_container {
    display: flex;
    justify-content: space-between;
    padding: 12px 8% 112px 14%;
    align-items: flex-start;
}
.sec_01 .text_box_02 {
    width: 47%;
}
.sec_01 .text_box_02 .heading_05 {
    font-size: 2.3rem;
    margin: 84px 0 26px;
    line-height: 1.7;
    font-family: ryo-text-plusn, serif;
    letter-spacing: 1px;
}
.sec_01 .text_box_02 .heading_05 .ls_narrow{
    letter-spacing: 0;
}
.sec_01 .col_container img{
    width: 53%;
}
.sec_01 .col_container .text--disp{
    width: 93%;
    margin: 0 0 23px;
    line-height: 1.9;
}
/* /sec_01 concept */
/* sec_02 solution */
.sec_02 {
    margin: 0 auto;
    padding: 115px 0 0;
}
.sec_02 .bg_container {
    background: url("../img/concept/solution_bg.jpg") no-repeat;
    background-size: cover;
    height: auto;
    padding: 99px 0 205px;
    width: 100%;
    position: relative;
    background-position: top center;
}
.sec_02 .heading_04{
    margin: 0 auto 30px;
    font-size: 3rem;
    text-align: center;
    letter-spacing: 2px;
}
.sec_02 .heading_04 .text_large_01 {
    font-size: 2.8rem;
}
.sec_02 .heading_04 .text_large_02 {
    font-size: 3.8rem;
}

.sec_02 .col_container {
    display: flex;
    justify-content: center;
}
.sec_02 .col_box {
    background: url("../img/concept/solution_hexagon.png") no-repeat;
    background-size: cover;
    height: auto;
    width: 30%;
    position: relative;
    text-align: center;
    max-width: 218px;
    min-height: 218px;
}
.sec_02 .col_box:nth-of-type(2) {
    margin: 0 4%;
}
.sec_02 .col_box .text--tiny_gray{
    margin: 55px 0 7px;
    letter-spacing: 2.5px;
}
.sec_02 .col_box .text_solution{
    margin: 0;
    font-size: 1.8rem;
    font-family: ryo-text-plusn, serif;
    line-height: 1.5;
    letter-spacing: 1px;
}
.sec_02 .text_container {
    padding-left: 14%;
    padding-top: 224px;
    width: 57%;
}
.sec_02 .text_container .heading_container {
    border-top: solid 1px #121212;
    border-bottom: solid 1px #121212;
    padding-left: 1%;
    text-align: center;
}
.sec_02 .text_container .text--tiny_gray {
    margin: 21px 0 0;
}
.sec_02 .text_container .heading_05 {
    font-size: 1.9rem;
    font-family: ryo-text-plusn, serif;
    margin: 0 0 15px;
    padding-left: 1%;
    letter-spacing: 2px;
}
.sec_02 .text_container .text--disp {
    margin: 32px 0 59px;
    line-height: 1.9;
}
.sec_02 .text_container .text--disp:nth-of-type(3) {
    margin: 32px 0 20px;
}
.sec_02 .text_container .gray_border {
    border: solid 1px #c3c4c4;
    padding: 2px 10px;
    font-size: 1.2rem;
    display: inline-block;
    margin: 0 5px 8px 0;
    letter-spacing: 1px;
}
.sec_02 .text_container .gray_border .text_little {
    font-size: 1rem;
    display: inline-block;
    vertical-align: 2px;
}
.sec_02 .text_container .text_tiny_disp {
    margin: 0;
    font-size: 1.1rem;
    padding-top: 6px;
    letter-spacing: 1px;
}

/* /sec_02 solution */


/* ----------------------------------
SP
----------------------------------- */
@media screen and (max-width:767px){
    main {
        overflow: hidden;
    }
    .heading_03 {
        margin: 0 0 40px;
        text-align: center;
        font-size: 3.7rem;
        line-height: 0.9;
    }
    .heading_03__ruby {
        font-size: 1.2rem;
        margin: 0 0 26px;
    }
    /* sec_01 concept */
    .sec_01 .text_box_01 .heading_top_text {
        line-height: 1.4;
    }
    .sec_01 .heading_04 {
        font-size: 1.9rem;
    }
    .sec_01 .text_box_01 .heading_bottom_text {
        font-size: 2.4rem;
    }
    .sec_01 {
        margin: 0 auto;
        padding: 110px 0 0;
    }
    .sec_01 .text_container {
        width: 100%;
        padding: 40px 3% 43px;
        top: 0;
    }
    .sec_01 .text--disp {
        letter-spacing: 2px;
        line-height: 1.8;
        width: 100%;
    }
    .sec_01 .bg_container {
        padding-top: 38px;
    }
    .sec_01 .bg_img {
        background: url("../img/concept/concept_img_01_sp.png") no-repeat;
        position: relative;
        width: 100vw;
        top: 0;
        left: 0;
        background-position: left;
        background-size: contain;
    }
    .sec_01 .text_box_01 {
        position: absolute;
        top: 0;
        right: 0%;
        text-align: center;
        width: 100%;
    }
    .sec_01 .disp_box {
        display: block;
        width: 100%;
        right: 0;
        padding: 39px 11% 43px;
    }

    .sec_01 .disp_box .text--disp {
        width: 100%;
        margin: 20px 0 0;
    }
    .sec_01 .disp_box img {
        width: 124px;
    }
    .sec_01 .disp_box .text_ruby {
        font-size: 1.4rem;
    }
    .sec_01 .col_container {
        display: block;
        padding: 16px 9% 0;
    }
    .sec_01 .col_container .text--disp {
        width: 100%;
    }

    .sec_01 .col_container img {
        width: 100%;
        margin: 20px 0 0;
        padding-bottom: 70px;
    }
    .sec_01 .text_box_02 {
        width: 100%;
    }
    /* /sec_01 concept */

    /* sec_02 solution */
    .sec_02 {
        margin: 0 auto;
        padding: 78px 0 0;
    }
    .sec_02 .bg_container {
        padding: 77px 0 108px;
        background-position: center -60px;
    }
    .sec_02 .heading_04 {
        margin: 0 auto 30px;
        font-size: 2rem;
        text-align: center;
        letter-spacing: 2px;
        line-height: 1.1;
    }
    .sec_02 .heading_04 .text_large_01 {
        font-size: 1.7rem;
    }
    .sec_02 .heading_04 .text_large_02 {
        font-size: 2.2rem;
    }
    .sec_02 .col_container {
        flex-wrap: wrap;
    }
    .sec_02 .col_box {
        background-size: cover;
        height: 150px;
        width: 150px;
        position: relative;
        text-align: center;
        max-width: unset;
        min-height: unset;
    }
    .sec_02 .col_box:nth-of-type(1) {
        margin: 0 4% 0 0;
    }
    .sec_02 .col_box:nth-of-type(2) {
        margin: 0 0 0 4%;
    }

    .sec_02 .col_box .text--tiny_gray {
        margin: 33px 0 7px;
    }

    .sec_02 .col_box .text_solution {
        font-size: 1.4rem;
        line-height: 1.4;
    }
    .sec_02 .text_container {
        width: 100%;
        padding: 100px 9% 0;
    }
    .sec_02 .text_container .text--tiny_gray {
        margin: 15px 0 4px;
    }
    .sec_02 .text_container .heading_05 {
        line-height: 1.4;
    }
    /* /sec_02 solution */

}