@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700&display=swap');

/* /all////////////////// */

html {
    font-size: 62.5%;
    background-color: #F8FDFE;
}

body {
    font-family: Noto Sans JP, sans-serif, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen, Ubuntu, Cantarell, Fira Sans, Droid Sans, Helvetica Neue;
    font-size: 14px;
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: #000000;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: subpixel-antialiased;
    -webkit-font-feature-settings: 'palt'1;
    font-feature-settings: 'palt'1;
    line-height: 1;
}

a {
    -webkit-transition: all .2s ease-out;
    transition: all .2s ease-out;
    text-decoration: none;
    color: inherit;
    outline: none;
}

a:hover {
    opacity: 0.7;
}

.sp {
    display: none;
}

.pc {
    display: block;
}

/* /area////////////////// */

#wrapper {
    position: relative;
    overflow: hidden;
    margin-top: 88px;
    background-image: url(../../assets/img/bg-image-02@2x.png);
    background-position: right center;
    background-size: 328px;
}

.container {
    width: 1056px;
    margin: 0 auto;
    padding: 0 16px;
}

.content {
    width: 680px;
}

.section:not(.section__cta, .section__hero) {
    padding-bottom: 144px;
}

/* /common////////////////// */

.section_heading {
    font-family: 'Montserrat', sans-serif;
    font-size: 54px;
    font-weight: 700;
    text-transform: uppercase
}

.section_heading::before {
    content: url(../../assets/img/header-line.svg);
    display: block;
    margin-bottom: 16px;
}

.section_lead {
    margin-top: 10px;
    margin-bottom: 56px;
    font-size: 16px;
    font-weight: bold;
}

.date {
    color: #FFFFFF;
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 700;
    line-height: 0;
    word-break: keep-all;
}

.date span>span {
    font-size: 12px;
    margin-right: 4px;
}

.date>span {
    white-space: nowrap;
    line-height: 0;
}

.date em {
    font-style: normal;
}

/* /cta////////////////// */

.cta_box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    width: 100%;
    background-image: linear-gradient(86deg, #e43834 2%, #a0f 89%);
}

.cta_box {
    height: 110px;
}

.btn__cta {
    width: 280px;
}

.btn__cta {
    display: flex;
    align-items: center;
    height: 60px;
    border-radius: 10px;
    color: #FFFFFF;
    background-image: linear-gradient(83deg, #6200ea 2%, #00bcd4 89%);
}

.btn__cta .left {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0;
    background-image: linear-gradient(83deg, #2300D5 2%, #0035BC 89%);
    height: 100%;
    width: 36%;
    border-radius: 10px 0 0 10px;
}

.btn__cta .left span {
    display: block;
    font-size: 12px;
    margin-bottom: -4px;
}

.btn__cta .right {
    width: 64%;
    font-size: 16px;
    font-weight: 700;
    text-align: center;
}

/* /header////////////////// */

#header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #FFFFFF;
    z-index: 10;
}

.header_area {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 88px;
    width: 100%;
    padding-right: 24px;
}

#header .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 188px;
    height: 100%;
}

.header_area .date {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 176px;
    height: 100%;
    background-image: linear-gradient(86deg, #e43834 2%, #a0f 89%);
}

.header_area .date em {
    font-size: 17px;
    display: block;
}

.nav {
    margin-left: auto;
}

.nav_list {
    display: flex;
    align-items: center;
    list-style: none;
}

.nav_list li {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
}

.nav_list li+li {
    margin-left: 24px;
}

.btn__menu {
    display: none;
}

/* /hero////////////////// */

.section__hero {
    position: relative;
    display: flex;
    align-items: center;
    height: 414px;
    background-image: url(../../assets/img/main-img@2x.png);
    background-position: center;
    background-size: cover;
}

.section__hero .logo {
    max-width: 330px;
}

.section__hero .cta_box {
    flex-direction: column;
    gap: 8px;
    max-width: 330px;
    height: initial;
    padding: 20px 24px 16px;
    border-radius: 10px;
    background-image: linear-gradient(77deg, rgba(228, 56, 52, 0.8), rgba(170, 0, 255, 0.8));
    margin-top: 24px;
}

/* /about////////////////// */

.section__about {
    padding-top: 80px;
    background-image: url(../../assets/img/bg-image-01@2x.png);
    background-position: right -80px;
    background-size: 572px;
}

.about_text {
    margin-bottom: 40px;
}

.about_text p {
    line-height: 1.7;
}

.event {
    color: #FFFFFF;
    background-color: #6200EA;
    padding: 40px 32px;
}

.event_label {
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 4px;
}

.event_title {
    font-size: 16px;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 16px;
}

.event_text {
    margin-bottom: 32px;
}

.event_text p {
    font-size: 12px;
    line-height: 2;
}

.recommend_title {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
    font-size: 14px;
    font-weight: bold;
    text-align: center;
    background-color: #4700AA;
    margin-bottom: 16px;
}

.recommend_list {
    list-style: none;
}

.recommend_list li {
    font-size: 16px;
    font-weight: bold;
    padding-left: 2em;
    text-indent: -28px;
    line-height: 1.5;
}

.recommend_list li::before {
    content: url(../../assets/img/icon_check.svg);
    margin-right: 8px;
    position: relative;
    top: 4px;
}

.recommend_list li+li {
    margin-top: 8px;
}

/* /speakers////////////////// */

.speakers_list li {
    display: flex;
}

.speakers_list li+li {
    margin-top: 48px;
}

.speakers_list li img {
    width: 230px;
    height: 230px;
}

.speakers_list li .profile {
    margin-left: 24px;
}

.speakers_list li .profile .company {
    line-height: 1.7;
    font-weight: bold;
}

.speakers_list li .profile .post {
    font-size: 11px;
    font-weight: bold;
    margin-bottom: 8px;
}

.speakers_list li .profile .name {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 4px;
}

.speakers_list li .profile .ruby {
    font-family: 'Montserrat', sans-serif;
    font-size: 10px;
    font-weight: bold;
    margin-bottom: 16px;
}

.speakers_list li .profile .description {
    line-height: 1.7;
}

/* /outline////////////////// */

.section__outline {
    margin-top: 144px;
}

.outline_list {
    padding-left: 2em;
    list-style: none;
}

.outline_list li+li {
    margin-top: 24px;
}

.outline_list li .label {
    font-size: 11px;
    font-weight: bold;
    position: relative;
    left: -1em;
    margin-bottom: 4px;
}

.outline_list li .label:before {
    content: "";
    display: inline-block;
    position: relative;
    width: 6px;
    height: 6px;
    background-image: linear-gradient(to right, #e43834 0%, #a0f 100%);
    border-radius: 50%;
    top: -1px;
    margin-right: 4px;
}

.outline_list li .detail {
    font-size: 18px;
}

/* /timetable////////////////// */

.section__timetable {
    background-image: url(../../assets/img/bg-image-03@2x.png);
    background-position: right bottom;
    background-size: 182px;
}

.timetable_list {
    list-style: none;
}

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

.timetable_list>li+li::before {
    content: "";
    display: block;
    position: relative;
    top: -16px;
    left: 8px;
    width: 18px;
    height: 14px;
    background: linear-gradient(to top, #e43834, #a0f);
    clip-path: polygon(0 0, 50% 100%, 100% 0);
}

.timetable_list li .time {
    font-family: 'Montserrat', sans-serif;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
}

.timetable_list li .title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
}

.timetable_list li .speaker {
    margin-top: 12px;
    text-align: right;
    font-size: 12px;
    font-weight: 700;
}

.timetable_list .description {
    padding: 24px 32px;
    background-color: #E8EFF0;
}

.description_list {
    list-style-type: disc;
    padding-left: 2em;
}

.description_list li+li {
    margin-top: 8px;
}

/* /footer////////////////// */

#footer {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    background-image: linear-gradient(89deg, #CC0C0B 1%, #7100FF 89%);
}

.footer_text {
    text-align: center;
    color: #FFF;
    font-family: 'Montserrat', sans-serif;
    font-size: 11px;
}

@media (max-width: 1024px) {
    .sp {
        display: block;
    }

    .pc {
        display: none;
    }

    /* /cta////////////////// */

    .cta_box {
        height: 88px;
        padding: 0 16px;
        gap: 8px;
    }

    /* /area////////////////// */

    #wrapper {
        background-image: initial;
        margin-top: 56px;
    }

    .container {
        width: 100%;
        padding: 0 16px;
    }

    .content {
        width: 100%;
    }

    .section:not(.section__cta, .section__hero) {
        padding-bottom: 72px;
    }

    /* /common////////////////// */

    .section_heading {
        font-size: 40px;
    }

    .date {
        text-align: center;
        position: relative;
        top: 5px;
    }

    .date em {
        font-size: 17px;
    }

    /* /header////////////////// */

    #header {
        height: 56px;
        padding-right: initial;
        justify-content: space-between;
    }

    #header .logo {
        width: initial;
        padding-left: 16px;
    }

    #header .logo img {
        width: 84px;
    }

    .btn__menu {
        display: block;
        position: relative;
        z-index: 10;
        top: 0;
        right: 0;
        cursor: pointer;
        width: 56px;
        height: 56px;
        background-image: linear-gradient(86deg, #e43834 2%, #a0f 89%);
    }

    .btn__menu span {
        display: inline-block;
        transition: all .4s;
        position: absolute;
        left: 18px;
        height: 1px;
        background-color: #FFF;
        width: 20px;
    }

    .btn__menu span:nth-of-type(1) {
        top: 20px;
    }

    .btn__menu span:nth-of-type(2) {
        top: 27px;
    }

    .btn__menu span:nth-of-type(3) {
        top: 34px;
    }

    .btn__close {
        position: relative;
        cursor: pointer;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        border: 1px solid #FFFFFF;
        top: 15%;
        left: 50%;
        transform: translateX(-50%);
    }

    .btn__close span {
        display: inline-block;
        transition: all .4s;
        position: absolute;
        height: 1.5px;
        border-radius: 2px;
        background: #fff;
    }

    .btn__close span:nth-of-type(1) {
        top: 8px;
        left: 8px;
        transform: translateY(6px) rotate(-45deg);
        width: 15px;
    }

    .btn__close span:nth-of-type(2) {
        top: 20px;
        left: 8px;
        transform: translateY(-6px) rotate(45deg);
        width: 15px;
    }

    .drawer {
        position: fixed;
        z-index: -1;
        opacity: 0;
        top: 0;
        width: 100%;
        height: 100vh;
        background: #000;
        transition: all 0.3s;
        visibility: hidden;
    }

    .drawer.js-active {
        visibility: visible;
        opacity: 1;
        z-index: 999;
    }

    #header .drawer .logo {
        width: 100%;
        height: 147px;
        background-image: linear-gradient(89deg, #B30203 1%, #4B00FF 89%);
    }

    #header .drawer .logo img {
        width: 180px;
    }

    .drawer .nav {
        color: #FFF;
        margin-left: initial;
    }

    .drawer .nav_list {
        flex-direction: column;
        margin-top: 40px;
    }

    .drawer .nav_list li {
        font-size: 24px;
    }

    .drawer .nav_list li+li {
        margin-top: 24px;
        margin-left: initial;
    }

    .section_heading::before {
        position: relative;
        left: -16px;
    }

    /* /hero////////////////// */

    .section__hero {
        height: 233px;
        margin-bottom: 88px;
        background-position: center;
        background-size: cover;
    }

    .section__hero .cta_box {
        flex-direction: row;
        max-width: initial;
        width: 100%;
        height: 88px;
        padding: 0 16px;
        border-radius: initial;
        margin-top: initial;
        position: absolute;
        bottom: -88px;
        left: 0;
        background-image: linear-gradient(77deg, rgba(228, 56, 52, 1), rgba(170, 0, 255, 1));
    }

    /* /speakers////////////////// */

    .section__about {
        padding-top: 64px;
        background-position: right -32px;
        background-size: 176px;
    }

    .event {
        padding: 32px 16px;
    }

    /* /speakers////////////////// */

    .speakers_list li img {
        margin: 0 auto 16px;
    }

    .speakers_list li {
        flex-direction: column;
    }

    .speakers_list li .profile {
        margin-left: 0;
    }

    .speakers_list li .profile>p:not(.description) {
        text-align: center;
    }

    .speakers_list li .profile .description {
        margin: 0 auto;
        max-width: 610px;
    }

    /* /outline////////////////// */

    .section__outline {
        margin-top: 64px;
    }

    .outline_list {
        padding-left: 1em;
    }

    /* /timetable////////////////// */

    .section__timetable {
        background-image: initial;
    }

    .timetable_list>li+li {
        margin-top: 64px;
    }

    .timetable_list>li+li::before {
        top: -32px;
        left: 50%;
        transform: translateX(-50%);
    }

    .timetable_list li .title {
        font-size: 22px;
        margin-bottom: 24px;
    }

    .timetable_list .description {
        padding: 16px;
    }

    .timetable_list li .speaker {
        text-align: left;
    }


}