/* main visual */
.mainVisual {
    position: relative;
    width: 100%;
    margin: 0 auto;
    padding-top: 100px;
}

.mainVisual:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 760px;
    background: linear-gradient(75deg, #0645a0 0%, #0088c5 100%);
    z-index: -1;
}

.mainVisual:after {
    content: '';
    display: block;
    clear: both;
}

.mainVisual .mainVisual_bg {
    position: relative;
    max-width: 1760px;
    width: 100%;
    height: 760px;
    background: url('../images/main/mainVisual.jpg') no-repeat 50% 50%;
    background-size: cover;
    background-color: #ddd;
    border-radius: 20px;
    margin: 0 auto;
    box-shadow: 0 5px 40px 0 rgba(0, 0, 0, .2);
}

.mainVisual .mainVisual_tit {
    position: absolute;
    bottom: 100px;
}

.mainVisual .mainVisual_tit strong {
    color: #c5d8f8;
    font-size: 20px;
    font-weight: 600;
    font-family: 'Play';
    letter-spacing: 0;
}

.mainVisual .mainVisual_tit h1 {
    display: block;
    color: #fff;
    font-size: 52px;
    font-weight: 600;
    font-family: 'GmarketSans';
    margin-top: 30px;
}

.mainVisual .mainVisual_tit h1 b {
    position: relative;
    z-index: 10;
}

.mainVisual .mainVisual_tit h1 b:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: #5192ed;
    z-index: -1;
}

/* main link button */
.main_link {
    position: relative;
    float: right;
    display: block;
    width: 330px;
    height: 260px;
    border-radius: 20px;
    background-color: #0645a0;
    padding: 60px 40px;
    margin-top: -180px;
}

.main_link:after {
    content: '';
    position: absolute;
    bottom: 30px;
    right: 30px;
    width: 76px;
    height: 74px;
    background: url('../images/main/main_link.png') no-repeat 50% 50%;
    background-size: 76px auto;
}

.main_link strong {
    color: #fff;
    font-size: 24px;
    font-weight: 600;
    font-family: 'GmarketSans';
    line-height: 1;
}

.main_link strong:after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid #fff;
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    vertical-align: middle;
    margin-left: 10px;
    transition: all .3s;
}

.main_link p {
    font-size: 1rem;
    color: rgba(255, 255, 255, .6);
    margin-top: 20px;
}

.main_link:hover strong:after {
    margin-left: 18px;
}

/* section common */
.section_tit {
    margin-bottom: 80px;
}

.section_tit h3 {
    position: relative;
    display: inline-block;
    font-size: 40px;
    font-weight: 800;
    font-family: 'GmarketSans';
    line-height: 1;
}

.section_tit h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: #cee0fd;
    z-index: -1;
}

.section_tit h3 b {
    color: #0645a0;
}

.section_tit p {
    color: #666;
    font-size: 17px;
    margin-top: 20px;
}

.more_btn {
    display: inline-block;
    width: 210px;
    height: 60px;
    background-color: #fff;
    border: 2px solid #eee;
    border-radius: 60px;
    transition: all .3s;
}

.more_btn span {
    line-height: 56px;
    color: #666;
    font-size: 18px;
    font-weight: 800;
}

.more_btn:hover {
    background-color: #0645a0;
    border-color: #0645a0;
}

.more_btn:hover span {
    color: #fff;
}

/* section01:main_project */
.main_project {
    position: relative;
    padding: 50px 0 160px;
}

.project_list {
    display: flex;
    flex-wrap: wrap;
    gap: 80px 40px;
}

.project_list li {
    display: inline-block;
    width: calc(25% - 30px);
    transition: all .3s;
}

.project_list li:not(.nodata):hover {
    transform: translateY(-15px);
}

.project_list li .d_day {
    position: absolute;
    top: 20px;
    right: 20px;
    display: inline-block;
    min-width: 60px;
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    font-family: 'Play';
    padding: 3px 0;
    border-radius: 5px;
    text-align: center;
    z-index: 10;
}

.project_list li .d_day.state01 {
    background-color: #0645a0;
}

.project_list li .d_day.state02 {
    background-color: #666;
}

.project_list li .img_box {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid #F4F7FF;
}

.project_list li .img_box img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    min-height: 100%;
    max-height: none;
    min-width: 100%;
    object-fit: cover;
}

.project_list li .txt_box {
    margin-top: 20px;
}

.project_list li .txt_box dl * {
    display: inline-block;
    font-size: 1rem;
}

.project_list li .txt_box dl dt {
    position: relative;
    padding-right: 10px;
    font-weight: 600;
}

.project_list li .txt_box dl dt:after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    margin-top: -2.5px;
    margin-right: -2.5px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: #ddd;
}

.project_list li .txt_box dl dd {
    padding-left: 10px;
    color: #0645a0;
}

.project_list li .txt_box .tit {
    font-size: 18px;
    font-weight: 800;
    margin-top: 20px;
}

.project_list li .txt_box p {
    font-size: 1rem;
    color: #999;
    margin-top: 20px;
}

.project_list li.nodata {
    display: block;
    width: 100%;
    text-align: center;
}

.project_list li.nodata strong {
    display: block;
    color: #ddd;
    font-size: 60px;
    font-weight: 800;
    line-height: 90px;
    width: 100px;
    height: 100px;
    border: 5px solid #eee;
    border-radius: 50%;
    margin: 0 auto 20px;
}

.project_list li.nodata span {
    color: #999;
    font-size: 20px;
    font-weight: 600;
}

.main_project .btn_wrap {
    padding-top: 60px;
}

.circle1 {
    position: absolute;
    top: -392px;
    left: -267px;
    width: 500px;
    height: 500px;
    border: 2px solid #eee;
    border-radius: 50%;
    z-index: -10;
}

.circle1 span {
    display: block;
    position: absolute;
    top: calc(50% - 2px);
    left: 50%;
    width: 50%;
    height: 4px;
    background-color: transparent;
    transform-origin: left;
    animation: cir 8s linear infinite;
}

.circle1 span:before {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #0645a0;
    top: -6px;
    right: -8px;
}

.circle2 {
    position: absolute;
    bottom: -176px;
    right: -198px;
    width: 480px;
    height: 480px;
    border: 2px solid #eee;
    border-radius: 50%;
    z-index: -10;
}

.circle2 span {
    display: block;
    position: absolute;
    top: calc(50% - 2px);
    left: 50%;
    width: 50%;
    height: 4px;
    background-color: transparent;
    transform-origin: left;
    animation: cir 7s linear infinite;
}

.circle2 span:before {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #5192ed;
    top: -6px;
    right: -8px;
}

@keyframes cir {
    from {
        transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
    }
}

.main_project .object {
    position: absolute;
    bottom: -44px;
    left: -15px;
    color: #fbfbfb;
    font-size: 240px;
    font-weight: 800;
    font-family: 'GmarketSans';
    line-height: 1;
    z-index: -1;
}



@media (max-width: 1600px) {
    .mainVisual {
        padding-left: 4%;
        padding-right: 4%;
    }

    .mainVisual .mainVisual_bg {
        max-width: 100%;
    }

    .circle2 {
        right: 0;
    }
}

@media (max-width: 1400px) {
    .mainVisual .mainVisual_tit h1 {
        font-size: 42px;
    }

    .section_tit h3 {
        font-size: 36px;
    }
}

@media (max-width: 1200px) {
    .mainVisual_bg .inner {
        width: 100%;
        height: 100%;
    }

    .mainVisual .mainVisual_tit {
        bottom: auto;
        top: 40%;
    }

    .mainVisual .mainVisual_tit strong {
        font-size: 1rem;
    }

    .mainVisual .mainVisual_tit h1 {
        font-size: 36px;
    }

    .main_link {
        width: 280px;
        height: 220px;
        padding: 40px 20px;
    }

    .main_link strong {
        font-size: 20px;
    }

    .section_tit {
        margin-bottom: 60px;
    }

    .section_tit h3 {
        font-size: 30px;
    }
}


@media (max-width: 1024px) {
    .mainVisual {
        padding-top: 80px;
    }

    .mainVisual:before {
        height: 640px;
    }

    .mainVisual .mainVisual_bg {
        height: 640px;
    }

    .mainVisual .mainVisual_tit h1 {
        font-size: 30px;
    }

    .mainVisual .mainVisual_tit h1 b {
        background-color: #5192ed;
    }

    .mainVisual .mainVisual_tit h1 b:after {
        content: none;
    }

    .circle1,
    .circle2 {
        display: none;
    }

    .section_tit {
        margin-bottom: 40px;
    }

    .section_tit h3 {
        font-size: 26px;
    }

    .more_btn span {
        font-size: 16px;
    }

    .main_project {
        padding-bottom: 100px;
    }

    .project_list li {
        width: calc(50% - 30px);
    }

    .main_project .object {
        display: none;
    }
}

@media (max-width: 768px) {
    .mainVisual .mainVisual_tit h1 {
        font-size: 26px;
        margin-top: 20px;
    }
}

@media (max-width: 576px) {
    br {
        display: none;
    }

    .mainVisual:before {
        height: 520px;
    }

    .mainVisual .mainVisual_bg {
        height: 520px;
    }

    .main_link {
        width: 100%;
        height: auto;
        margin-top: -70px;
    }
}

@media (max-width: 420px) {
    .mainVisual .mainVisual_tit h1 {
        font-size: 20px;
        word-break: keep-all;
    }

    .main_link:after {
        right: 20px;
        bottom: 20px;
        width: 56px;
        height: 54px;
        background-size: 56px auto;
    }

    .main_link strong {
        font-size: 16px;
    }

    .section_tit h3 {
        font-size: 22px;
    }

    .section_tit p {
        font-size: 1rem;
    }

    .project_list {
        display: block;
    }

    .project_list li {
        width: 100%;
    }

    .project_list li+li {
        margin-top: 40px;
    }

    .project_list li .txt_box .tit {
        font-size: 16px;
    }
}