@charset "UTF-8";

:root {
    --bgclor_l: #112d5c;
    --bgclor_r: #004294;
    --bg_white: #fff;
}

body {
    background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -webkit-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -moz-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -ms-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
}

.content_wrap {
    display: block;
    width: 100%;
    background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 40rem, var(--bg_white) calc(100% - 40rem), transparent 100%);
    -webkit-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 40rem, var(--bg_white) calc(100% - 40rem), transparent 100%);
    -moz-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 40rem, var(--bg_white) calc(100% - 40rem), transparent 100%);
    -ms-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 40rem, var(--bg_white) calc(100% - 40rem), transparent 100%);
}

.kv-area {
    width: 100%;
    height: auto;
    display: block;
    margin: 0;
    position: relative;
    box-sizing: border-box;
    clip-path: polygon(0% 0%, 100% 0%, 100% 85%, 50% 100%, 0 85%);
}

.kv-ttl-h1 {
    border-bottom: 0.1rem solid #fff;
    width: 40%;
    color: #fff;
    line-height: 0;
    font-size: 1.25vw;
    font-weight: 500;
    padding: 0 0.8rem 1.25vw;
    position: absolute;
    box-sizing: border-box;
    top: 46%;
    right: 0;
    display: block;
    transform: translate(0, -50%);
    z-index: +3;
}

.kv-area_inner {
    width: 100%;
    max-width: 114rem;
    height: 100%;
    position: absolute;
    box-sizing: border-box;
    top: 0;
    left: 50%;
    display: block;
    transform: translate(-50%, 0);
    z-index: +2;
}

.kv-logo_parts {
    width: fit-content;
    max-width: 20vw;
    height: auto;
    position: absolute;
    box-sizing: border-box;
    top: 40%;
    left: 50%;
    transform: translate(-200%, -50%);
    z-index: +2;
}


@media screen and (max-width:750px) {
    .kv-area {
        overflow: hidden;
        height: 60vh;
        width: 100%;
    }

    .kv-bgimg_parts img {
        height: 60vh;
    }

    .kv-ttl-h1 {
        width: 80%;
        font-size: 1.6rem;
        padding: 0 0.8rem 1.6rem;
        top: 4%;
        transform: translate(0, 0);
    }

    .kv-logo_parts {
        width: 40vw;
        max-width: unset;
        height: auto;
        top: 50%;
        left: 50%;
        transform: translate(-51%, -50%);
    }

    .content_wrap {
        background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 10%, var(--bg_white) 96.5%, transparent 100%);
        -webkit-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 10%, var(--bg_white) 96.5%, transparent 100%);
        -moz-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 10%, var(--bg_white) 96.5%, transparent 100%);
        -ms-background: linear-gradient(to bottom, transparent 0%, var(--bg_white) 10%, var(--bg_white) 96.5%, transparent 100%);
    }
}

.kv-bgimg_parts {
    display: block;
    position: relative;
    box-sizing: border-box;
}

.kv-bgimg_parts:before {
    content: '';
    width: 100%;
    height: 100%;
    display: block;
    top: 0;
    left: 0;
    position: absolute;
    opacity: .2;
    z-index: +1;
    background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -webkit-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -moz-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -ms-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
}

.hybrid-ttl-h2 {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 2.4rem;
    font-weight: bold;
    color: var(--bgclor_l);
    position: relative;
    box-sizing: border-box;
}

.hybrid-ttl-h2 p {
    position: absolute;
    bottom: -1.2rem;
    left: 50%;
    width: fit-content;
    transform: translate(-50%, 0);
    z-index: +2;
}

.hybrid-ttl-h2 img {
    width: auto;
    height: 7.2rem;
}

.section-inner {
    width: 100%;
    max-width: 108rem;
    display: block;
    margin: 0 auto;
}

.message-inner {
    display: grid;
    grid-template-columns: 1fr 30%;
    grid-gap: 7rem;
}

.message-txt,
.txt-exp {
    font-size: 1.4rem;
    line-height: 175%;
    font-weight: 600;
}

.introname {
    font-size: 1.6rem;
    line-height: 175%;
    font-weight: 600;
}

.introname>span {
    font-size: 150%;
}

.img-w-init {
    width: initial;
    max-width: 100%;
    height: auto;
}

.cs-list {
    display: flex;
    flex-wrap: nowrap;
    margin: 6rem auto 0;
}

.cs-list li {
    position: relative;
    box-sizing: border-box;
    display: block;
    width: 100%;
}

.cs-list .cs-list-link {
    text-decoration: none;
    display: block;
    position: relative;
    box-sizing: border-box;
    overflow: hidden;
}

.cs-list-link .cs-exp {
    background: rgba(0, 0, 0, .6);
    color: #fff;
    position: absolute;
    width: 100%;
    font-size: 1.4rem;
    font-weight: 500;
    padding: 1rem 2rem;
    opacity: 0;
    bottom: -20%;
    transition: bottom .5s, opacity .5s;
}

.cs-list-link .cs-exp:before {
    position: absolute;
    top: 50%;
    right: 1rem;
    content: '';
    width: 1rem;
    height: 1rem;
    border-top: 0.2rem solid #fff;
    border-right: 0.2rem solid #fff;
    transform: translate(0, -50%) rotate(45deg);
}

.cs-list-link:hover .cs-exp {
    opacity: 1;
    bottom: 0;
}


footer {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    height: auto;
    display: block;
}

.optim-trans {
    display: block;
    width: 100%;
    position: relative;
    box-sizing: border-box;
}

.optim-trans:before {
    content: '';
    position: absolute;
    z-index: +1;
    display: block;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -webkit-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -moz-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    -ms-background: linear-gradient(to right, var(--bgclor_l) 0%, var(--bgclor_r) 100%);
    opacity: .6;
}

.optim-trans .bgimg {
    display: block;
    width: 100%;
    height: auto;
    filter: saturate(0) grayscale(100%) brightness(80%) opacity(.6) contrast(2);
}

.abs_conceptmessage {
    width: 100%;
    max-width: 108rem;
    top: -12rem;
    left: 50%;
    transform: translate(-50%, 0);
    padding: 2rem;
    position: absolute;
    z-index: +2;
}

.abs_conceptmessage img {
    width: initial;
    max-width: 65%;
    height: auto;
}

.abs_conceptgraph {
    width: 87%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    position: absolute;
    z-index: +2;
}

.abs_copyright {
    width: 100%;
    max-width: 108rem;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 0);
    position: absolute;
    z-index: +2;
}

@media screen and (max-width:750px) {
    .message-inner {
        grid-template-columns: 1fr;
    }

    .cs-list {
        flex-wrap: wrap;
    }

    .cs-list li {
        margin: 2rem 0;
    }

    .cs-list .cs-list-link {
        border: 1px solid #ccc;
    }

    .cs-list-link .cs-exp {
        bottom: 0;
        opacity: 1;
    }

    .hybrid-ttl-h2 img {
        max-height: 3.2rem;
    }

    .hybrid-ttl-h2 p {
        width: 100%;
        font-size: 1.4rem;
    }

    .abs_conceptmessage {
        top: -8rem;
    }

    .abs_conceptmessage img {
        max-width: 75%;
    }
}




/* =======================================

   Legacy Code Base
   i-history

 ======================================= */
.box-history {
    padding: 40px 16px;
    background: #fff;
    width: 100%;
}

.i-history {
    position: relative;
    width: 100%;
}

.i-history:before {
    border-top: 2px dotted #808080;
    content: "";
    height: 2px;
    width: 20rem;
    display: block;
    bottom: 0;
    left: calc(50% - 0.5px);
    transform: translate(-50%, 0) rotate(90deg);
    position: absolute;
    z-index: 3;
}

.i-history:after {
    background: #808080;
    content: "";
    height: 100%;
    width: 2px;
    top: 50%;
    left: calc(50% - 0.5px);
    transform: translate(-50%, -50%);
    position: absolute;
    z-index: 4;
}

.i-history>li {
    position: relative;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    display: flex;
    display: -ms-flexbox;
    display: -webkit-flex;
    align-items: flex-start;
    min-height: 20rem;
}


.i-history>li .item {
    position: relative;
    width: 45%;
    padding-left: 20rem;
    padding-right: 0;
    margin-top: -2rem;
    padding-bottom: 2rem;
}

.i-history>li .item:first-child {
    text-align: right;
    padding-left: 0;
    padding-right: 20rem;
}

.label-l,
.label-r {
    content: '';
    width: 10rem;
    height: 10rem;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2.8rem;
    color: #808080;
    border-radius: 100%;
    position: absolute;
    border: #808080 solid 1px;
    top: 0;
    transform: translate(0, -30%);
}

.label-l {
    left: 8rem;
}

.label-r {
    right: 8rem;
}

.label-l:before,
.label-r:before {
    content: '';
    top: 50%;
    width: 15rem;
    height: 1px;
    border-top: 2px dotted #808080;
    display: block;
    position: absolute;
}

.label-l:before {
    left: -15.6rem;
}

.label-r:before {
    right: -15.6rem;
}

.i-history>li .mark {
    position: relative;
    width: 10%;
}

.i-history>li .mark:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
}

.i-history>li .mark:before {
    background: #808080;
    width: 1.8rem;
    height: 1.8rem;
    z-index: 5;
}


.i-history .date {
    font-family: 'EB Garamond', serif;
    font-size: 1.4rem;
}

.i-history .cont {
    font-family: 'EB Garamond', serif;
    font-size: 1.4rem;
}

.i-history>li .mark.emp {
    padding: 16px 0;
}

.i-history>li .mark.emp:after {
    content: none;
}

.i-history>li .mark.emp:before {
    width: 6px;
    height: 6px;
}


.i-history .pic {
    width: 100%;
    max-width: 30rem;
    padding-bottom: 3.2rem;
    padding-top: 1rem;
}

.i-history .pic img {
    width: 100%;
}


.i-history .pic02 {
    width: 100%;
    max-width: 160px;
    margin: 8px 0;
}

.i-history .pic02 img {
    width: 100%;
}

.i-history .picflex {
    display: flex;
    display: -ms-flexbox;
    display: -webkit-flex;

    -webkit-justify-content: flex-end;
    -ms-flex-pack: end;
    justify-content: flex-end;

}

.i-history .picflex .pic {
    max-width: 200px;
    margin-left: 8px;
}

.i-history>li .mark.emp:before {
    display: none;
}

button.js-modal-btn {
    background: #999;
    position: relative;
    box-sizing: border-box;
    display: block;
}

button.js-modal-btn:hover,
button.js-modal-btn:hover * {
    opacity: .9;
    background: #fff;
    transition: background .3s, opacity .3s;
}


button.js-modal-btn img {
    opacity: .6;
}

button.js-modal-btn:before {
    position: absolute;
    z-index: +2;
    content: '';
    display: block;
    width: 0;
    height: 0;
    border-top: transparent solid 2rem;
    border-right: 0;
    border-bottom: transparent solid 2rem;
    border-left: #FFF solid 3rem;
    top: 50%;
    left: calc(50% + 0.5rem);
    transform: translate(-50%, -50%);
}

button.js-modal-btn:after {
    position: absolute;
    z-index: +2;
    content: '';
    display: block;
    width: 30%;
    height: 50%;
    border: #fff solid 0.1rem;
    border-radius: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@media screen and (max-width: 1300px) {
    .label-l:before {
        left: -12.5rem;
        width: 12.5rem;
    }

    .label-r:before {
        right: -12.5rem;
        width: 12.5rem;
    }

}

@media screen and (max-width: 750px) {

    .i-history .date {
        font-size: 1.6rem;
    }

    .i-history>li .item {
        position: relative;
        width: 48%;
        font-size: 1.3rem;
        padding-left: 0;
        padding-right: 0;
        padding-bottom: 6rem;
    }

    .i-history>li .item:first-child {
        padding-left: 0;
        padding-right: 0;
        padding-bottom: 6rem;
    }

    .i-history>li .mark.emp:before {
        width: 4px;
        height: 4px;
    }

    .i-history>li .mark {
        margin: 0 16px;
        width: 4%;
    }

    .label-l,
    .label-r {
        position: static;
        margin-bottom: -5%;
    }

    .label-l {
        margin-right: auto;
    }

    .label-r {
        margin-left: auto;
    }

    .label-l:before,
    .label-r:before {
        display: none;
    }


    .i-history .pic02 {
        margin-right: 0;
        margin-bottom: 8px;
        max-width: 200px;
    }

    button.js-modal-btn:before {
        border-top: transparent solid 1.4rem;
        border-right: 0;
        border-bottom: transparent solid 1.4rem;
        border-left: #FFF solid 2rem;
    }

    .i-history .picflex {
        flex-direction: column;

        -webkit-flex-direction: column;
        -ms-flex-direction: column;
        padding-bottom: 24px;
    }

    .i-history .picflex .pic {
        padding-bottom: 0;
    }
}