header, .navbar.header__navigation, .navbar-nav-wrap, .navbar-nav__list-item__drop-nav {
    background-color: #fff;
}
.navbar-light .navbar-nav .nav-link {
    color: #036 !important;
}

body {
    text-align: center;
}

.main-visual {
    background-image: url(../img/ai-hp/fv-bg-01.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: left;
}
.ai-main-column {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding-right: 50px;
}

.flex_container {
    display: flex;
}
.sp_between {
    justify-content: space-between;
}
.align_center {
    align-items: center;
}

.center_item {
    text-align: center;
}

.main-visual__content .flex_container {
    width: 100%;
}

.main-visual__content h2 span {
    background-color: #3FA0FA;
    padding: 0 16px;
    color: #fff;
    font-size: 50px;
    font-weight: 700;
    line-height: 150%;
}
.main-visual__content p {
    text-align: left;
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 0.03em;
    color: #024174;
    margin-top: 24px;
}
.kv_image_wrap img {
    height: 422px;
    margin-right: -34px;
}

.main-inner {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0;
}

.serv-container {
    padding: 80px 0;
    background-color: #efefef;
    background-image: url(../img/ai-hp/serv_back.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
.serv-section {
    padding: 40px;
    background-color: #fff;
}
.serv-section_border {
    background: linear-gradient(135deg, #C5D6FF 0.000%, #AEFFF0 100.000%);
    padding: 1px;
}

h2.serv-section__title {
    font-size: 38px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 24px;
    line-height: 1.65;
}
h2.serv-section__title span {
    background-color: #024174;
    padding: 0 12px;
    letter-spacing: 0.03em;
}
p.serv-section__text {
    color: #024174;
    font-size: 20px;
    line-height: 1.8;
    letter-spacing: 0.03em;
}
p.serv-section__text span {
    font-size: 26px;
    font-weight: bold;
}

.feature-container {
    padding: 80px 0;
        background: linear-gradient(135deg, #ffffff 0.000%, #F7F9FA 100.000%);
}
.feature-section h2 {
    color: #3FA0FA;
    font-size: 40px;
    font-weight: bold;
    line-height: 1.5;
    letter-spacing: 0.03em;
}

.feature-section .feature-card {
    padding: 0 64px;
    margin-top: 56px;
    align-items: center;
}
.feature-section .feature-card h3 {
    position: relative;
    font-size: 40px;
    font-weight: bold;
    color: #024174;
    z-index: 1;
}
.feature-section .feature-card h3:before {
    position: absolute;
    content: "";
    height: 105px;
    width: 142px;
    background-image: url(../img/ai-hp/01.png);
    background-repeat: no-repeat;
    background-size: contain;
    top: -57px;
    left: -31px;
    z-index: -1;
}
.feature-section .feature-card:nth-child(3) h3:before {
    background-image: url(../img/ai-hp/02.png);
}
.feature-section .feature-card:nth-child(4) h3:before {
    background-image: url(../img/ai-hp/03.png);
}

.feature-section .feature-card img {
    height: 370px;
    width: 370px;
    margin-left: auto;
}
.feature-section .feature-card p {
    font-size: 24px;
    margin-top: 24px;
    color: #024174;
    letter-spacing: 0.03em;
    line-height: 1.8;
}
.feature-section .feature-card .feature_text_wrap {
    width: 662px;
}
.feature-section .feature-card.feature_right_text img {
    margin-right: auto;
    margin-left: 0;
}

.feature_bottom_text {
    margin-top: 56px;
}
.feature_bottom_text p {
    color: #024174;
    font-size: 28px;
    font-weight: bold;
    text-align: center;
}
.feature_bottom_text p span {
    font-size: 36px;
}


.system_head_line h2 {
    color: #3FA0FA;
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    margin-top: 96px;
    font-weight: 700;
}
.system_head_line p {
    color: #024174;
    font-size: 24px;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}
.system_image_cnt {
    text-align: center;
    margin-bottom: 56px;
}
.system_image_cnt img {
    height: 414px;
    width: auto;
}

.system-container {
    position: relative;
    padding-bottom: 96px;
}
.system-container:before {
    content: 'SYSTEM';
    position: absolute;
    font-size: 180px;
    color: #ECF5FE;
    font-weight: 700;
    top: -80px;
    right: 0;
    line-height: 160px;
    z-index: -1;
    font-family: 'Barlow', sans-serif;
}
.system_card {
    padding: 40px 24px 24px 24px;
    background-color: #fff;
    border-radius: 12px;
    height: 100%;
}
.system_card h3 {
    text-align: center;
    color: #3FA0FA;
    font-size: 28px;
    font-weight: bold;
    position: relative;
}
.system_card h3:before {
    position: absolute;
    content: "";
    height: 2px;
    width: 40px;
    top: 48px;
    background-color: #3FA0FA;
    left: 50%;
    transform: translateX(-50%);
}
p.system_card_sub {
    margin-bottom: 8px;
    color: #929FAA;
    font-size: 14px;
    text-align: center;
    font-weight: 700;
}
.sys_card_back {
    max-width: 380px;
    padding: 1px;
    border-radius: 13px;
    background: linear-gradient(135deg, #00C9ED 0.000%, #0090FF 100.000%);
}
.system_card_sub {
    text-align: center;
}
.sys_img_cnt {
    height: 112px;
    width: 112px;
    margin: 30px auto 16px auto;
}
.sys_img_cnt img {
    height: 112px;
    width: 112px;
}
p.system_card_txt {
    color: #024174;
    font-size: 16px;
    line-height: 1.65;
    margin-bottom: 0;
}

.sys_card_back:nth-child(2) {
    margin-left: auto;
    margin-right: auto;
}

.architecture-container {
    background-color: #F6FBFF;
    padding: 96px 0;
    position: relative;
}
.architecture-container:before {
    content: 'ARCHITECTURE';
    position: absolute;
    font-size: 180px;
    color: #ECF5FE;
    font-weight: 700;
    top: 14px;
    right: 0;
    line-height: 160px;
    z-index: 0;
    font-family: 'Barlow', sans-serif;
}
.architecture_head_line {
    position: relative;
    z-index: 1;
}
.architecture_head_line h2 {
    color: #3FA0FA;
    font-size: 40px;
    font-weight: bold;
    text-align: center;
}
.architecture_head_line p {
    margin-top: 18px;
    color: #024174;
    font-size: 18px;
    text-align: center;
    line-height: 1.8;
    letter-spacing: 0.03em;
}
.architecture_head_line p span {
    font-size: 24px;
    font-weight: 700;
}
.architecture_img_cnt {
    text-align: center;
    margin: 56px 0;
}
.architecture_img_cnt img {
    height: 640px;
    width: auto;
}
.archi_card_wrap.flex_container {
    justify-content: space-between;
}
.archi_img_detail {
    text-align: center;
    font-size: 20px;
    color: #024174;
    margin-bottom: 56px;
    line-height: 1.8;
    letter-spacing: 0.03em;
}
.archi_img_detail span {
    font-weight: bold;
}
.archi_card {
    background-color: #fff;
    box-shadow: 4px 4px 16px 4px #02417414;
    border-radius: 16px;
    padding: 24px;
    max-width: 582px;
    margin-bottom: 24px;
}
.archi_card .flex_container {
    align-items: center;
}
.archi_card img {
    height: 150px;
    width: 150px;
    margin-right: 16px;
}
.archi_card h3 {
    font-size: 22px;
    color: #024174;
    margin-bottom: 8px;
    font-weight: 700;
}
.archi_card h3 span {
    font-size: 15px;
    font-weight: bold;
}
.archi_card p {
    font-size: 16px;
    color: #024174;
    line-height: 1.8;
    letter-spacing: 0.03em;
}
.archi_card_table {
    margin-top: 8px;
}
.archi_card_table table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #024174;
}
.archi_card_table table th, .archi_card_table table td {
    border: 1px solid #024174;
    padding: 8px;
    font-size: 13px;
    color: #024174;
    min-width: 124px;
    line-height: 1.5;
    letter-spacing: 0.03em;
}
.last_short_card {
    max-height: 205px;
}


.value-container {
    background-image: url(../img/ai-hp/value_back.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    padding: 96px 0;
    position: relative;
}
.value-container:before {
    content: '';
    background-image: url(../img/ai-hp/value_image.png);
    height: 298px;
    width: 298px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    top: 0;
    left: 0;
    position: absolute;
}
.value-section {
    position: relative;
    z-index: 0;
}
.value_head_line h2 {
    color: #3FA0FA;
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    line-height: 1.5;
    letter-spacing: 0.03em;
    margin-bottom: 56px;
}
.value_card_wrap.flex_container {
    flex-wrap: wrap;
    justify-content: space-between;
}
.value_card_wrap .value_card {
    padding: 40px 24px 32px 24px;
    background-color: #fff;
    box-shadow: 4px 4px 16px 4px #02417414;
    max-width: 375px;
    border-radius: 12px;
    margin-bottom: 32px;
}
.value_card_wrap .value_card h3 {
    color: #3FA0FA;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.03em;
    text-align: center;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
}
.value_card_wrap .value_card h3:before {
    position: absolute;
    content: '';
    height: 56px;
    width: 64px;
    background-image: url(../img/ai-hp/value-01.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    top: -7px;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
}
.value_card_wrap .value_card:nth-child(2) h3:before {
    background-image: url(../img/ai-hp/value-02.png);
}
.value_card_wrap .value_card:nth-child(3) h3:before {
    background-image: url(../img/ai-hp/value-03.png);
}
.value_card_wrap .value_card:nth-child(4) h3:before {
    background-image: url(../img/ai-hp/value-04.png);
}
.value_card_wrap .value_card:nth-child(5) h3:before {
    background-image: url(../img/ai-hp/value-05.png);
}
.value_card_wrap .value_card:nth-child(6) h3:before {
    background-image: url(../img/ai-hp/value-06.png);
}

.value_card_wrap .value_card .value_card_img {
    text-align: center;
    margin-bottom: 8px;
}
.value_card_wrap .value_card .value_card_img img {
    height: 150px;
    width: 150px;
}
.value_card_wrap .value_card p {
    font-size: 16px;
    color: #024174;
    line-height: 1.5;
    letter-spacing: 0.03em;
    margin-bottom: 8px;
}

.case-container {
    padding: 96px 0 220px 0;
    position: relative;
}
.case_head_line h2 {
    color: #3FA0FA;
    font-size: 40px;
    font-weight: bold;
    text-align: center;
    line-height: 1.5;
    letter-spacing: 0.03em;
    margin-bottom: 56px;
}
.case-container:before {
    content: 'REAL-WORLD AI';
    position: absolute;
    font-size: 180px;
    color: #ECF5FE;
    font-weight: 700;
    top: 10px;
    right: 0;
    line-height: 160px;
    z-index: -1;
    font-family: 'Barlow', sans-serif;
}
.case-container:after {
    content: '';
    position: absolute;
    background-image: url(../img/ai-hp/case_icon.png);
    height: 290px;
    width: 290px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    bottom: -40px;;
    left: 10px;
    z-index: -1;
}
.case_sky_card {
    background-color: #ECF5FE;
    padding: 48px;
    border-radius: 16px;
    margin-bottom: 56px;
}
.sky_card_head {
    position: relative;
}
.case_sky_card h3 {
    display: inline-block;
    background: linear-gradient(90deg, #0D57DF 0.000%, #7BC4FF 100.000%);
	-webkit-background-clip:text;
	-webkit-text-fill-color: transparent;
    font-size: 56px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.03em;
}
.case_sky_card h3:after {
    position: absolute;
    content: "";
    height: 1px;
    width: calc(100% - 260px);
    background: linear-gradient(90deg, #0D57DF 0.000%, #7BC4FF 100.000%);
    top: 50%;
    transform: translateY(-50%);
    left: 252px;
}
.case_sky_card p {
    font-size: 20px;
    line-height: 1.8;
    letter-spacing: 0.03em;
    color: #024174;
}
.sky_card_txt {
    width: 764px;
}
.sky_card_img {
    margin-left: 40px;
}
.sky_card_img img {
    height: 300px;
    width: 300px;
}

.case_blue_cnt.flex_container {
    justify-content: space-between;
    flex-wrap: wrap;
}
.case_blue_card {
    background-color: #1386DD;
    padding: 16px;
    border-radius: 8px;
    max-width: 285px;
    min-width: 285px;
    margin-bottom: 20px;
}
.case_blue_card h4 {
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.03em;
    margin: 8px 0;
}
.case_blue_card p {
    color: #fff;
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: 0.03em;
}

.cta-container {
    background-image: url(../img/ai-hp/cta_back.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    padding: 120px 96px;
    position: relative;
}
.cta-container:before {
    content: '';
    position: absolute;
    border-top: 70px solid #fff;
    border-left: 95px solid transparent;
    border-right: 95px solid transparent;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
}
.cta_head_line h2 {
    text-align: center;
    color: #024174;
    font-size: 40px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: 0.03em;
}
.cta_head_line p {
    text-align: center;
    color: #024174;
    font-size: 20px;
    margin-top: 24px;
    font-weight: 700;
    margin-bottom: 40px;
}

.cta_btn a {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0D57DF 0.000%, #7BC4FF 100.000%);
    color: #fff;
    padding: 16px 36px;
    box-shadow: 0 5px 8px 0 #02417420;
    border-radius: 8px;
    font-size: 24px;
    line-height: 1.5;
    letter-spacing: 0.03em;
    font-weight: 700;
    max-width: 358px;
    margin: 0 auto;
}
.cta_btn a img {
    margin-right: 16px;
}

.footer {
    margin-top: 0;
}

.pc_none_item {
    display: none;
}

footer a img {
    width: 150px; padding-right: 30px; margin-bottom: 10px
}

@media screen and (max-width: 835px) {

}

@media screen and (max-width: 992px) {
    .pc_none_item {
        display: inherit;
    }
    .sp_none_item {
        display: none !important;
    }

    .flex_container.sp_inherit {
        display: inherit;
    }
    .kv_image_wrap {
        text-align: right;
    }
    .kv_image_wrap img {
        height: 176px;
        margin-right: 0;
    }
    .kv_txt_wrap {
        text-align: left;
    }
    .main-visual__content {
        padding-left: 16px;
    }
    .serv-container {
        padding: 40px 16px;
    }
    h2.serv-section__title {
        font-size: 20px;
    }
    h2.serv-section__title br {
        display: none;
    }

    .system_image_cnt img {
        height: 292px;
    }

    .architecture_img_cnt img {
        height: 445px;
        margin-left: auto;
        margin-right: auto;
    }

    .case_blue_cnt.flex_container {
        justify-content: center;
    }

    .main-visual__content h2 span {
        font-size: 26px;
    }
    .main-visual__content {
        padding: 48px 0 0 16px;
    }
    .main-visual__content p {
        margin-top: 16px;
        font-size: 16px;
    }
    p.serv-section__text {
        font-size: 16px;
    }
    p.serv-section__text span {
        font-size: 20px;
    }
    h2.serv-section__title span.sp_none_item {
        display: none !important;
    }
    h2.serv-section__title span {
        display: inline !important;
        padding: 0 8px;
        line-height: 1.5;
    }
    .sky_card_txt {
        width: 100%;
    }
    .feature-section .feature-card .feature_text_wrap {
        width: 100%;
        max-width: 480px;
        margin-right: auto;
        margin-left: auto;
        margin-top: 24px;
    }
    .feature-container {
        padding: 40px 16px;
    }
    .feature-section h2 {
        font-size: 22px;
    }
    .feature-section .feature-card {
        padding: 0 16px;
        margin-top: 24px;
    }
    .feature-section .feature-card img {
        height: 240px;
        width: auto;
        margin-right: auto;
        margin-left: auto;
    }
    .feature-section .feature-card h3 {
        font-size: 20px;
    }
    .feature-section .feature-card p {
        font-size: 16px;
    }
    .feature-section .feature-card h3:before {
        height: 72px;
        width: 96px;
        top: -34px;
        left: -12px;
    }
    .feature-section .feature-card.feature_right_text img {
        margin-left: auto;
    }
    .feature_right_text {
        text-align: center;
    }
    .feature_text_wrap {
        text-align: left;
    }
    .feature-section .feature-card p {
        margin-top: 16px;
    }
    .feature_bottom_text p {
        font-size: 20px;
    }
    .feature_bottom_text p span {
        font-size: 30px;
    }
    .system-container:before {
        font-size: 56px;
    }
    .system_head_line h2 {
        margin-top: 40px;
        font-size: 22px;
    }
    .system_head_line p {
        font-size: 18px;
        margin-bottom: 16px;
    }
    .system_image_cnt {
        text-align: center;
    }
    .system_image_cnt img {
        margin-left: auto;
        margin-right: auto;
    }
    .sys_card_back {
        margin-top: 24px;
        margin-left: auto;
        margin-right: auto;
        max-width: 320px;
    }
    .system_card {
        padding: 32px 16px 16px 16px;
    }
    .system_card h3 {
        font-size: 20px;
    }
    .system_card h3:before {
        top: 38px;
    }
    .sys_img_cnt {
        margin: 16px auto;
    }
    p.system_card_txt {
        font-size: 14px;
    }
    .system_image_cnt {
        margin-bottom: 0;
    }
    .architecture-container:before {
        font-size: 56px;
        top: -37px;
    }
    .architecture-container {
        padding: 40px 16px;
    }
    .architecture_head_line h2 {
        font-size: 22px;
    }
    .architecture_head_line p {
        margin-top: 24px;
        font-size: 16px;
    }
    .architecture_head_line p span {
        font-size: 20px;
    }
    .architecture_img_cnt {
        margin: 40px 0;
    }
    .archi_img_detail {
        font-size: 16px;
        margin-bottom: 40px;
    }
    .archi_card img {
        height: 88px;
        width: 88px;
    }
    .archi_card h3 {
        font-size: 18px;
    }
    .archi_card h3 span {
        font-size: 12px;
    }
    .archi_card p {
        font-size: 13px;
    }
    .archi_card {
        border-radius: 8px;
        margin-bottom: 16px;
        margin-right: auto;
        margin-left: auto;
    }
    .archi_card_table table th, .archi_card_table table td {
        font-size: 12px;
    }
    .value_head_line h2 {
        font-size: 22px;
    }
    .value-container {
        padding: 40px 16px;
    }
    .value-container:before {
        height: 130px;
        width: 130px;
        top: 40px;
    }
    .value_card_wrap .value_card {
        max-width: 172px;
    }
    .value_card_wrap .value_card h3 {
        font-size: 18px;
    }
    .value_card_wrap .value_card {
        padding: 24px 12px 16px 12px;
    }
    .value_card_wrap .value_card .value_card_img img {
        height: 80px;
        width: 80px;
    }
    .value_card_wrap .value_card p {
        font-size: 13px;
    }
    .value_card_wrap .value_card {
        margin-bottom: 12px;
    }

    .value_card_wrap.flex_container {
        max-width: 540px;
        min-width: 540px;
        margin-right: auto;
        margin-left: auto;
    }
    .case-container {
        padding: 40px 16px;
    }
    .case-container:before {
        font-size: 48px;
        top: -39px;
    }
    .case_head_line h2 {
        font-size: 22px;
        margin-bottom: 24px;
    }
    .case_sky_card {
        padding: 16px;
    }
    .case_sky_card h3 {
        font-size: 32px;
    }
    .sky_card_head {
        margin-bottom: 8px;
    }
    .case_sky_card h3:after {
        width: calc(100% - 155px);
        left: 151px;
    }
    .case_sky_card p {
        font-size: 14px;
        margin-bottom: 24px;
    }
    .sky_card_img {
        margin-right: auto;
        margin-left: auto;
        text-align: center;
    }
    .sky_card_img img {
        height: 180px;
        width: 180px;
    }
    .case_blue_card {
        max-width: 173px;
        min-width: 173px;
        margin-right: 12px;
        padding: 8px;
        height: 221px;
    }
    .case_blue_card h4 {
        font-size: 15px;
    }
    .case_blue_card p {
        font-size: 13px;
        margin-bottom: 0;
    }
    .case-container:after {
        height: 138px;
        width: 138px;
    }
    .cta-container:before {
        border-top: 32px solid #fff;
        border-left: 43px solid transparent;
        border-right: 43px solid transparent;
    }
    .cta-container {
        padding: 120px 0 80px 0;
    }
    .cta_head_line h2 {
        font-size: 22px;
    }
    .cta_head_line p {
        margin-top: 16px;
        margin-bottom: 24px;
    }
    .cta_btn a {
        font-size: 20px;
        padding: 16px 32px;
        max-width: 313px;
    }
    .cta_btn a img {
        height: 32px;
        width: 32px;
    }
    .cta_btn a img {
        margin-right: 8px;
    }
    .value_card_wrap .value_card h3:before {
        height: 34px;
        top: -3px;
    }
    .top_sc_btn {
        background-color: #024174;
        position: fixed;
        bottom: 20px;
        right: 10px;
        z-index: 99;
        height: 80px;
        width: 80px;
        border-radius: 50%;
    }
    .top_sc_btn p {
        color: #fff;
        font-size: 17px;
        padding-top: 38px;
        text-align: center;
        position: relative;
    }
    .top_sc_btn p:before {
        content: '';
        position: absolute;
        height: 21px;
        width: 2px;
        background-color: #ffffff;
        top: 15px;
        left: 32px;
        border-radius: 2px;
        transform: rotate(45deg);
    }
    .top_sc_btn p:after {
        content: '';
        position: absolute;
        height: 21px;
        width: 2px;
        background-color: #ffffff;
        top: 15px;
        left: 46px;
        border-radius: 2px;
        transform: rotate(135deg);
    }
}
@media screen and (max-width: 572px) {
    .value_card_wrap.flex_container {
        max-width: 166px;
        min-width: 132px;
    }
}

@media screen and (max-width: 572px) {
    .architecture_img_cnt img {
        height: 420px;
    }
    .case_blue_card {
        max-width: 160px;
        min-width: 160px;
    }
    .case_blue_card:nth-child(2n + 1) {
        margin-right: 16px;
    }
    .case_blue_card:nth-child(2n) {
        margin-right: 0;
    }
}