.btn--gradient {
    background: linear-gradient(to right, #00c8a0, #6446f5);
    color: #fff;
    position: relative;
    overflow: hidden;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}
@media screen and (min-width: 769px) {
    .btn--gradient:hover,
    .btn--gradient:active {
        filter: brightness(115%);
    }
}

.header__menu {
    background: linear-gradient(to right, #6446f5, #927df8);
}

.list-news .item__cat a, .list-news .item__cat span {
    background: linear-gradient(to right, #6446f5, #927df8);
}

#page_top {
    background: linear-gradient(to bottom, #6446f5, #927df8);
}

.mv__title div:first-child {
    font-size: 54px;
}
.mv__title div:nth-of-type(2) {
    font-size: 54px;
}

.mv__title span span,
.mv__title-en span span {
  display: inline-block;
}

.mv__title span span,
.mv__title-en span span {
  white-space: pre;
}

.mv__title-ja span{
    padding:0 0 2px;
}
.outline_contents_desc {
    text-align: center;
    margin: 0 0 25px;
	display: block
}
.outline_contents_graph {
    margin: 0 0 25px;
}
.outline_contents_btn a {
    margin: 0 auto;
}
.sec.story .block__desc{
    text-align: justify;
}

section.sec.lead {
    padding: 30px 0;
}

h2.lead__title.title {
    text-align: center;
    margin: 0 0 30px;
}

.lead_contents {
    display: flex;
    justify-content: center;
}

.lead_copy {
    text-align: center;
    font-size: 42px;
    line-height: 1.5;
}

.lead_contents_box {
    width: calc(25% - 15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    background: linear-gradient(to top, rgba(0, 10, 40, 0.15), rgba(120, 0, 255, 0.15));
    box-sizing: border-box;
    padding: 4px;
    margin: 0 10px;
}

.lead_contents_box_img {
    border-radius: 8px 8px 0 0;
    overflow: hidden;
    font-size: 0;
    line-height: 0;
}

.lead_contents_box_desc {
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.5em;
    min-height: 4.5em;
    padding: 10px;
}

.lead_contents_box_img_Center {
    display: block;
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}

span.lead_copy_img {
    display: inline-block;
    line-height: 1;
    vertical-align: bottom;
    margin: 0 20px 0 0;
}

section.sec.reason {
    padding: 0 0 120px 0;
}

.link_area__title {
    font-size: 20px;
    text-align: center;
}

.link_area__btn+ .link_area__btn{
    margin: 20px 0 0;
}

.link_area__btn a {
    display: block;
    width: 70%;
    border-radius: 34px;
    font-size: 20px;
    line-height: 1.4;
    padding: 4px 0 04px 30%;
    position: relative;
}

.link_area__btn a:before{
    content: "";
    width: 6px;
    height: 6px;
    box-sizing: border-box;
    display: block;
    position: absolute;
    right: 28px;
    top: calc(50% - 3px);
    transform: rotate(45deg);
    border-top: 2px solid #fff;
    border-right: 2px solid #fff;
    z-index: 2;
}

.link_area__btn a:after{
    content: "";
    width: 20px;
    height: 20px;
    background: #6400ff;
    border-radius: 50%;
    display: block;
    transition: background 0.3s;
    position: absolute;
    right: 20px;
    top: calc(50% - 10px);
    z-index: 1;
}

.nebula_ai:before{
    content: "";
    width: 100px;
    height: 80px;
    background-image: url('../img/NebulaShift_ai_Leaflet_Document_image.avif');
    background-size: 100px 80px;
    position: absolute;
    top: -10px;
    left: 15px;
    pointer-events: none;
}
.alli_llm:before{
    content: "";
    width: 100px;
    height: 80px;
    background-image: url('../img/Alli_LLM_App_Market_Leaflet_Document_image.avif');
    background-size: 100px 80px;
    position: absolute;
    top: -10px;
    left: 15px;
    pointer-events: none;
}
.alli_agent:before{
    content: "";
    width: 100px;
    height: 80px;
    background-image: url('../img/Alli_Agent_Leaflet_Document_image.avif');
    background-size: 100px 80px;
    position: absolute;
    top: -10px;
    left: 15px;
    pointer-events: none;
}
.hpe_private:before{
    content: "";
    width: 100px;
    height: 80px;
    background-image: url('../img/NebulaShift_ai_HPE_PCAI_Document_image.avif');
    background-size: 100px 80px;
    position: absolute;
    top: -10px;
    left: 15px;
    pointer-events: none;
}
.nebulashift_acceleration:before{
    content: "";
    width: 100px;
    height: 80px;
    background-image: url('../img/NebulaShift_ai_Acceleration_Program_Download_image.avif');
    background-size: 100px 80px;
    position: absolute;
    top: -10px;
    left: 15px;
    pointer-events: none;
}

.blog__header {text-align: center;margin: 0 0 32px;}

.blog__headline.headline {
    font-size: 36px;
    line-height: 1em;
    text-align: center;
}

.sec-inner {}

section.sec.blog {
    padding: 0 0 120px;
}

.voice__header {
    text-align: center;
    margin: 0 0 32px;
}

.voice__headline.headline {
    font-size: 36px;
    line-height: 1em;
    text-align: center;
}

section.sec.partner {
    padding: 120px 0;
}

.partner__header {
    text-align: center;
    margin: 0 0 32px;
}

.partner__headline.headline {
    font-size: 36px;
    line-height: 1em;
    text-align: center;
}
.partner_slide {
    padding: 30px 0;
    background: #002060;
}
.partner_slide_in {
    list-style: none;
    padding-left: 0;
    padding-inline-start: 0;
}

.partner_slide_in li {
    width: 180px;
    height: 80px;
    margin: 0 10px;
}

.partner_slide_in li a {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 10px 6px 10px;
    border-bottom: 4px solid #215f9a;
    width: 100%;
    height: 80px;
    background: #fff;
    box-sizing: border-box;
    position: relative;
}

.partner_slide_in li a:after{
    content: "";
    width: 12px;
    height: 12px;
    background-color: #215f9a;
    clip-path: polygon(100% 0, 0% 100%, 100% 100%);
    position: absolute;
    bottom: 0;
    right: 0;
}

.partner_slide_in li a:hover{
    opacity: .75;
}

.partner_slide_in li a img {
    width: 75%;
    height: auto;
}

section.sec.conts.series {
    padding: 0 0 120px;
}

.conts__headline.headline {
    font-size: 36px;
    line-height: 1em;
    text-align: center;
}

h2.conts__title.title {
    text-align: center;
}

.conts_lead {
    margin: 0 0 60px;
}

.conts_link {
    display: flex;
    justify-content: center;
}

.conts_link a {
    width: 400px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
    border-radius: 8px;
    margin: 0 15px;
}

.conts_link a:hover{
    opacity: .75;
}

.conts_link a img {
    width: auto;
    height: 55px;
}

.conts_link a+ a {
    /* margin: 0 0 0 30px; */
}

.video .conts_link a img {
    height: 40px;
    margin: 4px 10px 0 0;
}

.video .conts_link a {
    font-size: 28px;
    color: #000;
    text-decoration: none;
}

.video {
    padding: 0 0 120px;
}

.large_bnr {
    margin: 0 0 60px;
}

.large_bnr a {
    display: block;
    width: 100%;
    max-width: 580px;
    margin: 0 auto;
}

.large_bnr a:hover{
    opacity: .75;
}

.news .sec__title {
    line-height: 1.5;
}

@media screen and (max-width: 768px) {
    .mv__title div:first-child {
        font-size: 30px;
        line-height: 1.2em;
    }
    .mv__title div:nth-of-type(2) {
        font-size: 30px;
        line-height: 1.2em;
    }
    .mv__title-en {
        padding: 0 15px;
    }
    .sec.story .story__title br {
        display: inline-block;
    }

    .outline_contents_graph img {
        display: block;
        width: 100%;
        height: auto;
        max-width: 414px;
        margin: 0 auto;
    }

    .lead_contents {
        display: block;
        padding: 0 15px;
    }
    h2.lead__title.title {
        margin: 0 40px 30px;
    }
    .lead_contents_box {
        width: 100%;
        margin: 0 0 20px;
    }
    .lead_contents_box_desc {
        padding: 7px;
    }
    .lead_copy {
        font-size: 30px;
        padding: 0 15px;
    }
    span.lead_copy_img img {
        width: 90%;
    }
    section.sec.reason {
        padding: 0 15px 100px;
    }
    .blog__headline.headline {
        margin: 0 0 15px;
    }
    .sec.reason .block {
        margin-right: 0;
    }
    .sec.reason .block:nth-of-type(odd) {
        margin-right: 0;
        margin-left: 0;
    }
    .link_area__title {
        font-size: 16px;
    }
    .link_area__btn a {
        display: block;
        width: 60%;
        border-radius: 34px;
        font-size: 15px;
        line-height: 1.4;
        padding: 4px 15% 4px 25%;
        position: relative;
    }
    .alli_llm:before{
        width: 50px;
        height: 40px;
        background-size: 50px 40px;
        top: 5px;
    }
    .alli_agent:before{
        width: 50px;
        height: 40px;
        background-size: 50px 40px;
        top: 5px;
    }
    .nebula_ai:before{
        width: 50px;
        height: 40px;
        background-size: 50px 40px;
        top: 5px;
    }
    .hpe_private:before{
        width: 50px;
        height: 40px;
        background-size: 50px 40px;
        top: 5px;
    }
    .nebulashift_acceleration:before{
        width: 40px;
        height: 30px;
        background-size: 40px 30px;
        top: 15px;
    }
    section.sec.blog {
        padding: 0 15px 100px;
    }
    .voice__headline.headline,
    .partner__headline.headline,
    .conts__headline.headline{
        margin: 0 0 15px;
    }

    .large_bnr a {
        max-width: 100%;
    }
    .conts_lead {
        margin: 0 0 60px;
    }
    .conts_link {
        display: block;
        padding: 0 15px;
    }
    .conts_link a {
        width: 100%;
        height: 60px;
        margin: 0 0 15px;
    }
    section.sec.conts.series {
        padding: 0 15px 120px;
    }
    .conts_link a img {
        width: auto;
        height: 38px;
    }
    .video {
        padding: 0 15px 120px;
    }
    .video .conts_link a {
        font-size: 20px;
    }
    .video .conts_link a img {
        height: 24px;
        margin: 3px 10px 0 0;
    }
    .list-news {
        margin: 30px 0 0;
    }
}