html {
    font-size: 16px;
    color: #131212;
    line-height: 1.5;
    letter-spacing: .05em;
    font-family: "Zen Kaku Gothic New", sans-serif;
    font-weight: bold;
    font-style: normal;
    background: #fff;
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
    background: #f1f4f6
}

::-webkit-scrollbar-thumb {
    border-radius: 5px;
    background: linear-gradient(to bottom, #8AD6EE, #2D55BD)
}

body {
    position: relative;
    overflow-x: hidden
}

/* .overlay {
    position: absolute;
    left: 0;
    width: 100%;
    height: calc(100% - 1830px);
    background-color: white;
    opacity: 0.6;
    pointer-events: none;
  } */


#bg-video {
    position: fixed;
    top: 0;
    left: 0;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -100;
    /* background: url(../img/poster.jpg) no-repeat; */
    background-size: cover
}

/* #background {
    position: fixed;
    top: 0;
    left: 0;
    min-width: 100%;
    min-height: 100%;
    width: 100%;
    height: auto;
    z-index: -99;
    background: rgba(255, 255, 255, .1)
} */

img {
    max-width: 100%
}

.container {
    position: relative;
    margin: 0 auto;
    width: min(100%, 1000px)
}

.container.wide,
.container.fv-wide {
    width: min(100%, 1340px)
}

.container.small {
    width: min(100%, 1000px)
}

header {
    position: fixed;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: #fff;
    z-index: 5;
    box-shadow: 0px 5px 5px #dcdcdc;
    padding: 0 0 0 3vw;
}

header .logo {
    height: 25px;
    width: auto;
    /* margin-left: 3vw */
}

header nav {
    display: flex;
    gap: 3vw;
    align-items: center
}

header .btn-area {
    width: clamp(180px, 23vw, 260px);
}

header nav .nav-list {
    display: flex;
    gap: 3vw
}

.nav-entry-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: min(100%, 576px);
    /* min-height: 64px; */
    padding: 21px 15px;
    background: linear-gradient(90deg, #0b2a88 0%, #0068b7 100%);
    color: #fff;
    font-size: clamp(13px, 1.8vw, 18px);
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
    text-align: center;
    overflow: visible;
}

/* 左下のカット */
.nav-entry-btn::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 28px;
    background: #fff;
    clip-path: polygon(0 0, 0 100%, 100% 100%);
}

/* 右下の濃い三角 */
.nav-entry-btn::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    width: 28px;
    height: 28px;
    background: #08206f;
    clip-path: polygon(100% 0, 100% 100%, 0 100%);
}

.nav-entry-btn:hover {
    opacity: 0.8;
}

/* SP */
@media (max-width: 767px) {
    .nav-entry-btn {
        min-height: 54px;
        padding: 18px 24px;
    }

    .nav-entry-btn::before,
    .nav-entry-btn::after {
        width: 24px;
        height: 24px;
    }
}

header nav a {
    transition: .3s
}

header nav a:hover {
    opacity: .8
}

.fv {
    padding: 180px 0 0;
}

.fv-wide .fv-text {
    text-align: center;
}

.fv-text h1 {
    text-align: center;
    width: clamp(320px, 64.34375vw, 720px);
    margin: auto;
}

.fv-text .schedule {
    position: relative;
    margin-top: 20px;
}

.fv-text .schedule .day {
    font-size: clamp(36px, 4.6875vw, 44px);
    line-height: 1
}

.fv-text .schedule .day span {
    padding-right: 7px;
    font-size: .45em
}

.fv-text .schedule .time {
    margin-right: 30px;
    font-size: clamp(22px, 2.8645833333vw, 30px)
}

.fv-text .schedule .detail p {
    padding: 2px 12px;
    font-size: 0.875rem;
    color: #5f5a5a;
    background: #fff;
    text-align: center
}

.fv-text .schedule .detail p~p {
    margin-top: 4px
}

.fv-text .schedule {
    /* margin: 60px auto 30px; */
    width: clamp(320px, 52.34375vw, 620px);
    margin: 40px auto;
}

.event-date {
    font-family: Arial, sans-serif;
    max-width: 680px;
    margin: 0 auto 30px;
}

.event-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.event-label {
    border: 3px solid #000;
    padding: 5px 15px;
    font-weight: bold;
    font-size: 20px;
    white-space: nowrap;
}

.event-main {
    display: flex;
    align-items: center;
}

.event-row .flex {
    display: flex;
    line-height: 1;
}

.event-day {
    font-size: 58px;
    font-weight: 900;
    letter-spacing: -1px;
}

.event-week {
    writing-mode: vertical-rl;
    font-size: 24px;
    font-weight: bold;
}

.event-time {
    font-family: "Century Gothic", "Montserrat", "Noto Sans JP", sans-serif;
    font-size: 58px;
    font-weight: 500;
    margin-left: 20px;
    letter-spacing: -1px;
    line-height: 1;
}

.fv-text-bottom {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
}

.fv-text .text-center {
    margin-top: 15px
}

.fv-text {
    margin-top: 30px
}

.fv-bottom {
    background-color: #000;
    text-align: center;
    padding: 60px 15px;
    position: relative;
    margin: 70px -15px 0;
    clip-path: polygon(200px 0, 100% 0, 100% 100%, 0 100%, 0 200px);
    opacity: 0.8;
}

.fv-bottom__text-area {
    text-align: left;
    margin: 0 0 60px 240px;
}

.fv-bottom__title {
    background: linear-gradient(to right, #0b9eb7 0%, #4557b1 110%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: clamp(27px, 3.125vw, 40px);
}

.fv-bottom__text {
    display: inline-block;
    text-align: left;
    margin-top: 10px;
    color: #fff;
    font-size: clamp(14px, 1.6vw, 24px);
    line-height: 2;
}

.gold-text {
    font-size: clamp(20px, 3.125vw, 32px);
    text-align: left;
}

.section-title {
    position: relative;
    text-align: center;
    width: min(100%, 1000px);
    padding-bottom: 10px;
}

.section-title p {
    font-size: 34px;
}

.section-title p.white {
    color: #fff;
}

.section-title h2 {
    font-family: "Century Gothic", "Montserrat", "Noto Sans JP", sans-serif;
    font-size: clamp(32px, 4.3854166667vw, 60px);
    color: #b99940;
    line-height: 1.2;
    color: #fff;
    opacity: 1;
}

.section-title h2.gold {
    color: #b99940;
    opacity: 1;
    margin-bottom: -20px;
}

.section-title h2.white {
    opacity: 0.2;
}

.section-title h2 img {
    width: 509px;
    height: auto;
    margin: 20px 0 30px;
}

.section-title.white p {
    font-size: clamp(20px, 2.3vw, 34px);
}





.speakers-section {
    position: relative;
    padding: 70px 0 0;
    overflow: hidden;
}

.speakers-section__inner {
    width: min(1000px, calc(100% - 80px));
    margin: 0 auto;
    position: relative;
}

.speakers-section__title {
    margin: 0 0 28px 145px;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.2;
    color: #000;
}

.seminar-layout {
    display: flex;
    align-items: flex-start;
}

.en_title {
    font-family: "Century Gothic", "Montserrat", "Noto Sans JP", sans-serif;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 120px;
    font-weight: 800;
    line-height: 1.2;
    color: #005fb8;
    letter-spacing: 0.04em;
    flex-shrink: 0;
    height: 100vh;
}

.en_title.white {
    color: #fff;
    opacity: 0.3;
}

.seminar-content {
    flex: 1;
    margin-bottom: 150px;
}

.speaker-card+.speaker-card {
    margin-top: 36px;
}

.speaker-card__heading {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 76px;
    padding: 16px 65px;
    background: linear-gradient(90deg, #0a2c8e 0%, #0466b8 100%);
    color: #fff;
    font-size: 26px;
    font-weight: 700;
    line-height: 1.2;
    clip-path: polygon(0 0, 92% 0, 100% 100%, 0 100%);
}

.speaker-card__heading.left {
    background: linear-gradient(90deg, #0466b8 0%, #0a2c8e 100%);
    clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
}

.speaker-card__body {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    padding: 30px 50px 30px 65px;
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(1px);
}

.speaker-card__image {
    width: 280px;
    flex-shrink: 0;
}

.speaker-card__image img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
}

.speaker-card__text {
    flex: 1;
}

.speaker-card__role {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
}

.speaker-card__name {
    margin: 0 0 16px;
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -1px;
}

.speaker-card__name span {
    font-size: 18px;
    font-weight: 700;
    margin-left: 4px;
}

.speaker-card__desc {
    margin: 0;
    font-size: 18px;
    font-weight: 500;
    line-height: 1.8;
}

.speaker-card--reverse .speaker-card__body {
    justify-content: space-between;
}

/* タブレット */
@media (max-width: 1024px) {
    .speakers-section__inner {
        width: min(100%, calc(100% - 40px));
    }

    .speakers-section__title {
        font-size: 42px;
    }

    .en_title {
        font-size: 62px;
    }

    .speaker-card__heading {
        min-height: 62px;
        padding: 14px 50px;
    }

    .speaker-card__body {
        gap: 24px;
        padding: 28px 20px 28px 45px;
    }

    .speaker-card__image {
        width: 220px;
    }

    .speaker-card__desc {
        font-size: 16px;
    }
}

/* SP */
@media (max-width: 767px) {
    .event-row {
        justify-content: center;
        align-items: flex-start;
    }

    .event-label {
        padding: 2px 8px;
        font-size: 16px;
    }

    .event-main {
        flex-direction: column;
        margin-bottom: 12px;
    }

    .event-day {
        font-size: 34px;
    }

    .event-week {
        font-size: 14px;
    }

    .event-time {
        font-size: 30px;
        margin-left: 0;
    }

    .fv-text-bottom {
        flex-direction: column;
        gap: 0;
    }

    .fv-bottom {
        clip-path: polygon(11% 0, 100% 0, 100% 100%, 0 100%, 0 6%);
    }

    .fv-bottom__text-area {
        margin: 0 0 40px 32px;
    }

    .speakers-section {
        padding: 48px 0 56px;
    }

    .speakers-section__inner {
        width: 100%;
    }

    .speakers-section__title {
        margin: 0 0 0 20px;
        font-size: 30px;
    }

    .seminar-layout {
        display: block;
    }

    .en_title {
        writing-mode: horizontal-tb;
        font-size: 42px;
        margin: 0 0 20px 20px;
        height: auto;
    }

    .speaker-card__heading {
        min-height: auto;
        padding: 14px 40px;
        font-size: 18px;
    }

    .speaker-card__body,
    .speaker-card--reverse .speaker-card__body {
        display: flex;
        flex-direction: column;
        padding: 20px;
    }

    .speaker-card--reverse .speaker-card__body {
        flex-direction: column-reverse;
    }

    .speaker-card__image {
        width: 70%;
        max-width: 350px;
        margin: 0 auto;
    }

    .speaker-card__name {
        font-size: 22px;
        margin: 6px 0 14px;
        text-align: center;
    }

    .speaker-card__role {
        font-size: 16px;
        text-align: center;
    }

    .speaker-card__desc {
        font-size: 15px;
        line-height: 1.5;
    }
}



.benefits__panel {
    background: linear-gradient(rgba(0, 0, 0, .85), rgba(0, 0, 0, .85));
}

.benefits__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    max-width: 900px;
    margin: 0 auto;
}

.benefit {
    text-align: center;
}

.benefit__num {
    font-size: 130px;
    color: #d3b15f;
    margin-bottom: 16px;
    line-height: 1;
}

.benefit__title {
    color: #d3b15f;
    font-size: 30px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.benefit__text {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
    text-align: left;
}

.benefit__images {
    display: flex;
    justify-content: center;
    gap: 14px;
}

.benefit__img {
    width: 100%;
    height: 70px;
    background: #999;
}

/* SP */
@media(max-width:768px) {

    .benefits__grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .benefit__num {
        font-size: 60px;
    }

    .benefits__en {
        font-size: 34px;
    }

}



.benefits,
.howto {
    margin: 0 -15px;
}

.benefits__panel,
.howto__panel {
    position: relative;
    padding: 90px 72px;
    color: #fff;
    clip-path: polygon(200px 0, 100% 0, 100% 100%, 0 100%, 0 200px);
    mix-blend-mode: multiply;
}

.howto__panel {
    background: rgba(20, 55, 150, 0.92);
}

.benefits__header,
.howto__header {
    text-align: center;
    margin-bottom: 34px;
}

.benefits__ja,
.howto__ja {
    font-size: 34px;
    font-weight: 700;
    line-height: 1.4;
}

.benefits__en,
.howto__en {
    font-family: "Century Gothic", "Montserrat", "Noto Sans JP", sans-serif;
    margin: 0;
    color: #d6b254;
    font-size: 60px;
    font-weight: 800;
    line-height: 1.1;
}

.benefits__lead,
.howto__lead {
    max-width: 810px;
    margin: 26px auto 0;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.8;
    text-align: left;
}

.howto__list {
    display: flex;
    flex-direction: column;
    gap: 26px;
    max-width: 910px;
    margin: 60px auto 0;
}

.howto-step {
    display: grid;
    grid-template-columns: 100px 1fr 375px;
    align-items: start;
    display: flex
}

.howto-step__content {
    margin: 0 40px 0 20px;
}

.howto-step__num {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: #d6b254;
    color: #143796;
    position: relative;
    display: flex;
    /* align-items: center; */
    justify-content: center;
    flex-shrink: 0;
}

.howto-step__label {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 24px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0.02em;
    text-align: center;
}

.howto-step__number {
    font-size: 80px;
    font-weight: 800;
    line-height: 1;
}

.howto-step__title {
    margin: 0 0 12px;
    color: #d6b254;
    font-size: 24px;
    font-weight: 800;
    line-height: 1.45;
    text-align: left;
}

.howto-step__text {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.8;
    color: #fff;
    text-align: left;
}

.howto-step__image {
    width: 100%;
    aspect-ratio: 266 / 148;
    background: rgba(255, 255, 255, 0.28);
    overflow: hidden;
}

.howto-step__image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* タブレット */
@media (max-width: 900px) {
    .howto__panel {
        padding: 44px 32px 48px;
    }

    .howto__en {
        font-size: 40px;
    }

    .howto-step {
        grid-template-columns: 74px 1fr 220px;
        gap: 20px;
    }

    .howto-step__image {
        aspect-ratio: 220 / 130;
    }
}

/* SP */
@media (max-width: 767px) {
    .howto__panel {
        padding: 34px 28px 38px;
        clip-path: polygon(9% 0, 100% 0, 100% 100%, 0 100%, 0 3%);
    }

    .howto__header {
        margin-bottom: 28px;
    }

    .howto__ja {
        font-size: 18px;
        text-align: left;
    }

    .howto__en {
        font-size: 25px;
        text-align: left;
    }

    .howto__lead {
        margin-top: 18px;
        font-size: 13px;
        line-height: 1.8;
    }

    .howto__list {
        gap: 32px;
        margin: 32px auto;
    }

    .howto-step {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .howto-step__num {
        width: 66px;
        height: 66px;
        margin: auto;
    }

    .howto-step__label {
        left: 11px;
        font-size: 16px;
    }

    .howto-step__number {
        font-size: 54px;
        margin-left: 4px;
    }

    .howto-step__content {
        margin: 0;
    }

    .howto-step__title {
        font-size: 15px;
        margin-bottom: 10px;
        text-align: center;
    }

    .howto-step__text {
        font-size: 13px;
    }

    .howto-step__image {
        max-width: 100%;
        aspect-ratio: 16 / 9;
    }
}






.cv {
    padding: 100px 0;
}

.btn-area {
    display: flex;
    justify-content: center;
}

.mv-cv-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    min-width: 370px;
    min-height: 80px;
    padding: 0 90px 0 48px;
    background: linear-gradient(90deg, #002174 0%, #005fb8 100%);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 22px;
    line-height: 1;
    clip-path: polygon(7% 0, 93% 0, 100% 25%, 100% 75%, 93% 100%, 7% 100%, 0 75%, 0 25%);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.mv-cv-btn__text {
    display: block;
    letter-spacing: 0.02em;
}

.mv-cv-btn__arrow {
    position: absolute;
    top: 50%;
    right: 22px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 18px solid transparent;
    border-bottom: 18px solid transparent;
    border-left: 18px solid #fff;
}

/* 右の濃い青の三角 */
.mv-cv-btn::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 22px;
    height: 100%;
    background: #002e92;
    clip-path: polygon(0 50%, 200% 0, 200% 100%);
}

.cv-btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    min-width: 530px;
    min-height: 120px;
    padding: 0 90px 0 48px;
    background: linear-gradient(90deg, #002174 0%, #005fb8 100%);
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 34px;
    line-height: 1;
    clip-path: polygon(7% 0, 93% 0, 100% 25%, 100% 75%, 93% 100%, 7% 100%, 0 75%, 0 25%);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.cv-btn__text {
    display: block;
    letter-spacing: 0.02em;
}

.cv-btn__arrow {
    position: absolute;
    top: 50%;
    right: 24px;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 24px solid transparent;
    border-bottom: 24px solid transparent;
    border-left: 24px solid #fff;
}

/* 右の濃い青の三角 */
.cv-btn::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 24px;
    height: 100%;
    background: #002e92;
    clip-path: polygon(0 50%, 240% 0, 240% 100%);
}

.mv-cv-btn:hover,
.cv-btn:hover {
    opacity: 0.9;
    /* transform: translateY(-2px); */
}


/* SP */
@media (max-width: 767px) {
    .mv-cv-btn {
        min-width: 0;
        min-height: 68px;
        padding: 0 60px;
        font-size: 17px;
    }
    
    .cv-btn {
        /* width: 100%; */
        min-width: 0;
        min-height: 68px;
        padding: 0 60px;
        font-size: 17px;
    }

    .cv-btn__arrow {
        right: 20px;
        border-top-width: 14px;
        border-bottom-width: 14px;
        border-left-width: 14px;
    }
}



.area-about {
    position: relative;
    padding: 5vw 20px;
    margin: 0 -15px 60px;
    background: linear-gradient(180deg,
            rgba(191, 168, 93, 0.90) 0%,
            rgba(173, 149, 73, 0.85) 50%,
            rgba(150, 128, 60, 0.80) 100%);

    mix-blend-mode: multiply;

    clip-path: polygon(200px 0, 100% 0, 100% 100%, 0 100%, 0 200px);
}

.area-about .about-text {
    font-size: clamp(14px, 1.4vw, 20px);
    color: #fff;
    max-width: 780px;
    margin: auto;
}

.area-sponsor h3 {
    margin: 50px auto 20px;
    text-align: center;
    font-size: clamp(24px, 3.125vw, 24px)
}

.area-sponsor .sponsor {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.area-sponsor .sponsor:first-of-type,
.area-sponsor .sponsor:last-of-type {
    justify-content: center;
}

.area-sponsor .sponsor-item {
    width: min(230px, 100%);
}

.area-sponsor .sponsor-item img {
    -o-object-fit: contain;
    object-fit: contain;
    height: 100%;
    -o-object-position: center;
    object-position: center;
    width: 100%
}

.area-sponsor .sponsor a {
    transition: .3s
}

.area-sponsor .sponsor a:hover {
    opacity: .8
}

.area-sponsor .text {
    margin-top: 25px;
    text-align: center
}

.area-outline {
    padding: 60px 0 75px;
    margin: 100px -15px 0;
    background: rgba(18, 18, 18, .9);
    opacity: 0.9;
    clip-path: polygon(200px 0, 100% 0, 100% 100%, 0 100%, 0 200px);
}

table {
    margin: 0 auto 90px;
    padding: 0 15px;
    width: min(100%, 720px);
    border-spacing: 0 10px;
}

table th,
table td {
    vertical-align: middle;
    font-size: 20px;
}

table th {
    padding: 15px 8px;
    color: #fff;
    text-align: center;
    font-weight: normal;
    background: #000;
    width: 30%;
}

table td {
    padding: 16px 48px;
    border: 1px solid;
    background-color: #fff;
}

table .logo-link {
    display: block;
    transition: .3s
}

table .logo-link:hover {
    opacity: .8
}

.btn-gold {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 310px;
    min-height: 70px;
    font-size: 18px;
    padding: 0 35px;
    color: #fff;
    background: linear-gradient(to left, #BD9D41, #836D2D);
    transition: .3s;
    clip-path: polygon(6% 0, 94% 0, 100% 25%, 100% 75%, 94% 100%, 6% 100%, 0 75%, 0 25%);
}

.cv-btn__arrow.gold {
    right: 15px;
    border-top: 14px solid transparent;
    border-bottom: 14px solid transparent;
    border-left: 14px solid #fff;
}

/* 右の濃い青の三角 */
.btn-gold::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 15px;
    height: 100%;
    background: #957c04;
    clip-path: polygon(0 50%, 220% 0, 220% 100%);
}

.btn-gold:nth-of-type(2) {
    margin: 10px 0;
}

.btn-gold:hover {
    opacity: .8
}

footer {
    position: relative;
    padding-top: 45px;
    color: #fff;
    background: #111;
}

footer .footer-service {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px
}

footer .footer-service li {
    width: 170px;
    height: auto;
}

footer .footer-service li a {
    display: block;
    width: 100%;
    height: 100%;
    transition: .3s
}

footer .footer-service li a:hover {
    opacity: .8
}

footer .footer-service li a img {
    -o-object-fit: contain;
    object-fit: contain
}

footer .footer-other {
    margin-top: 16px;
    display: flex;
    justify-content: center;
    font-size: 18px;
    font-weight: normal
}

footer .footer-other li {
    padding: 0 30px
}

footer .footer-other li:not(:last-child) {
    border-right: 1px solid #fff
}

footer .footer-other a {
    transition: .3s
}

footer .footer-other a:hover {
    opacity: .8
}

footer small {
    display: block;
    width: 100%;
    padding: 16px;
    text-align: center;
    font-weight: normal;
}



.text-center {
    text-align: center
}


.slick-arrow {
    display: none !important;
}

::marker {
    color: #5f24c2;
}

@media screen and (min-width: 769px) {
    header nav {
        width: 75%;
        justify-content: flex-end;
    }

    header .spMenu {
        display: none
    }

    .flex .text {
        width: 33%;
    }

    .pcOnly {
        display: block
    }

    .spOnly {
        display: none
    }
}

@media screen and (max-width: 768px) {
    .overlay {
        height: calc(100% - 1600px);
    }

    header {
        padding: 15px 3vw
    }

    header .logo {
        margin-left: 0
    }

    header .btn-area {
        margin: 40px auto 0;
    }

    header nav .nav-entry {
        display: block;
        margin: 20px auto 0
    }

    header nav {
        display: none
    }

    header nav.active {
        display: block;
        position: absolute;
        padding: 60px 20px;
        top: 55px;
        left: 0;
        width: 100%;
        height: 50vh;
        background: #fff;
        transition: .3s;
        box-shadow: 0 4px 4px 0 rgba(141, 141, 141, .2);
        opacity: 0.9;
    }

    header nav.active .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }

    header .spMenu {
        position: absolute;
        top: 0;
        right: 5px;
        height: 56px;
        width: 56px;
        padding: 0 15px;
        z-index: 10;
        cursor: pointer
    }

    header .spMenu i {
        display: block;
        width: 30px;
        height: 3px;
        transition: .3s ease-in-out;
        position: absolute;
        background: #002174;
    }

    header .spMenu i:nth-child(1) {
        top: 15px
    }

    header .spMenu i:nth-child(2) {
        top: 25px;
        background: #bd9d41;
    }

    header .spMenu i:nth-child(3) {
        top: 35px
    }

    header .spMenu.active i:nth-child(2) {
        top: 27px;
        transform: rotate(45deg)
    }

    header .spMenu.active i:nth-child(1),
    header .spMenu.active i:nth-child(3) {
        top: 27px;
        transform: rotate(-45deg)
    }

    .fv {
        padding: 60px 0 0;
    }

    .fv-wide {
        flex-direction: column
    }

    .fv-text .schedule {
        margin-top: 10px;
        justify-content: center
    }

    .fv-text .schedule .detail {
        display: flex;
        gap: 5px
    }

    .fv-text .schedule .detail p {
        min-width: 135px
    }

    .fv-text .schedule .detail p~p {
        margin-top: 0
    }

    .fv-text .schedule {
        margin: 24px auto;
    }

    .fv-text .btn-area {
        margin-left: 0
    }

    .fv-text .btn-area {
        margin-top: 40px
    }

    .fv-bottom {
        margin: 40px -15px;
        padding: 30px 15px 65px;
    }

    .section-title {
        margin-bottom: 10px;
    }

    .section-title h2 img {
        width: 67%;
        margin-bottom: 11px;
    }

    .section-title h2.white {
        font-size: 32px;
    }

    .speakers {
        padding: 30px 0 50px;
    }

    .speakers-item__image {
        width: 100%
    }

    .speakers-item.main {
        width: 100%
    }

    .speakers-item.sub:nth-of-type(even) {
        flex-direction: column
    }

    .speakers-item.sub {
        flex-direction: column;
        gap: 0;
        margin: 0 auto 30px;
    }

    .session {
        padding: 30px 20px 40px;
    }

    .session .container.small {
        padding: 0
    }

    .session .section-title .open-button {
        width: 30px
    }

    .session-menu {
        margin-top: 30px;
    }

    .session-menu__main {
        padding: 20px 12px
    }

    .circle::after {
        height: 89rem !important;
    }

    .session-menu:nth-of-type(2) .circle::after {
        height: 55rem;
    }

    .session-menu:nth-of-type(4) .circle::after {
        height: 49rem;
    }

    .session-menu__main.flex img {
        margin: 0 auto
    }

    .cv {
        margin-top: 0;
    }

    .cv .attention:before,
    .cv .attention:after {
        height: 20px;
    }

    .area-about {
        clip-path: polygon(10% 0, 100% 0, 100% 100%, 0 100%, 0 11%);
    }

    .area-about .about-text {
        margin-left: 0
    }

    .area-sponsor h3 {
        margin: 20px auto 10px;
    }

    .area-sponsor .sponsor {
        gap: 10px
    }

    .area-sponsor .sponsor-item {
        width: calc(50% - 5px);
    }

    .area-sponsor .text {
        margin-top: 25px;
        text-align: left;
    }

    .area-outline {
        padding-top: 40px;
        clip-path: polygon(12% 0, 100% 0, 100% 100%, 0 100%, 0 5%);
    }

    table {
        margin: 0 auto 60px;
    }

    table th,
    table td {
        display: block;
    }

    table th {
        padding: 8px;
        width: 100%;
    }

    table td {
        text-align: center;
        padding: 20px 0;
    }

    table td.btn-wrap {
        gap: 10px
    }

    .btn-gold {
        min-height: 56px;
    }

    .session .section-title .open-button::after {
        right: 12px;
    }

    footer .footer-other {
        margin-top: 25px;
        flex-direction: column;
        gap: 10px;
        align-items: center
    }

    footer .footer-other li:not(:last-child) {
        border: none
    }

    .pcOnly {
        display: none
    }

    .spOnly {
        display: block
    }
}


.slick-slide {
    /* max-width: 240px !important; */
    padding: 0 10px;
}









.schedule-section,
.timetable-section {
    position: relative;
    /* padding: 40px 0 0; */
}

.schedule-section__panel,
.timetable-section__panel {
    position: relative;
    /* width: min(100% - 80px, 940px); */
    margin: 0 -15px;
    padding: 20px 58px 0 250px;
    background: linear-gradient(180deg,
            rgba(20, 20, 20, 0.92) 0%,
            rgba(17, 17, 17, 0.88) 100%);
    overflow: hidden;
    clip-path: polygon(200px 0, 100% 0, 100% 100%, 0 100%, 0 200px);
}

.timetable-section__panel {
    background: linear-gradient(180deg,
            rgba(34, 63, 150, 0.92) 0%,
            rgba(31, 63, 154, 0.9) 100%);
}

.schedule-section__panel::before,
.timetable-section__panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.12);
    pointer-events: none;
}

.section__header {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin: 0 auto 64px;
    max-width: 1030px;
}

.section__title {
    margin: 0;
    color: #fff;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.2;
}

.section__date-area {
    display: flex;
    align-items: center;
    gap: 115px;
}

.section__date {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    color: #c9ab57;
    line-height: 1;
}

.section__date-num {
    font-size: 120px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.section__date-text {
    font-size: 40px;
    font-weight: 700;
    transform: translateY(-8px);
}

/* 開閉ボタン */
.schedule-section__toggle,
.timetable-section__toggle {
    appearance: none;
    border: 0;
    background: transparent;
    padding: 0;
    width: 66px;
    height: 66px;
    cursor: pointer;
    flex-shrink: 0;
}

.schedule-section__diamond,
.timetable-section__diamond {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    transform: rotate(45deg);
    overflow: hidden;
    transition: transform .5s ease;
}

/* 開閉時回転 */
.schedule-section__toggle[aria-expanded="true"] .schedule-section__diamond,
.timetable-section__toggle[aria-expanded="true"] .timetable-section__diamond {
    transform: rotate(225deg);
}

.section__diamond-part {
    position: absolute;
    top: 50%;
}

/* 初期状態: open */
.section__diamond-part--tl {
    border-top: 23px solid transparent;
    border-bottom: 23px solid transparent;
    border-left: 23px solid #a4a4a4;
    transform: translate(42%, -50%);
}

.section__diamond-part--tr {
    border-left: 23px solid transparent;
    border-right: 23px solid transparent;
    border-top: 23px solid #e3e3e3;
    transform: translate(21%, -100%);
}

.section__diamond-part--bl {
    border-left: 23px solid transparent;
    border-right: 23px solid transparent;
    border-bottom: 23px solid #002174;
    transform: translate(22%, 0);
}

.section__diamond-part--br {
    border-top: 23px solid transparent;
    border-bottom: 23px solid transparent;
    border-right: 23px solid #0063b1;
    transform: translate(143%, -50%);
}

/* close時 */
/* .section__toggle[aria-expanded="false"] .section__diamond-part--tl {
    border-left: 23px solid #a4a4a4;
}
.section__toggle[aria-expanded="false"] .section__diamond-part--tr {
    border-top: 23px solid #e3e3e3;
}
.section__toggle[aria-expanded="false"] .section__diamond-part--bl {
    border-bottom: 23px solid #002174;
}
.section__toggle[aria-expanded="false"] .section__diamond-part--br {
    border-right: 23px solid #0063b1;
} */

.seminar-list {
    position: relative;
    right: 160px;
    overflow: hidden;
    max-height: 2000px;
    max-width: 1000px;
    opacity: 1;
    transition:
        max-height .7s ease,
        opacity .4s ease,
        transform .4s ease;
    margin: auto;
}

.seminar-list.is-hidden {
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
}

.seminar-card:not(:first-child) {
    margin-top: 30px;
}

.seminar-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 55px;
    padding: 20px 85px 30px 36px;
    background: #000;
    clip-path: polygon(0 0, 90% 0, 100% 100%, 0 100%);
}

.seminar-card__label {
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    line-height: 1;
}

.seminar-card__label span {
    font-size: 50px;
    font-weight: 800;
}

.seminar-card__time {
    color: #fff;
    font-size: 34px;
    font-weight: 700;
    line-height: 1;
}

.seminar-card__title {
    padding: 16px 26px 15px;
    background: linear-gradient(90deg, #0a2c8d 0%, #0468b8 100%);
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.3;
}

.seminar-card__speakers {
    background: #000;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    padding: 33px 40px 50px;
}

.seminar-person__photo {
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #ddd;
}

.seminar-person__role,
.seminar-person__name {
    margin: 10px 0 0;
    line-height: 1.35;
}

.seminar-person__role.white,
.seminar-person__name.white {
    color: #fff;
}

.seminar-person__role {
    font-size: 16px;
    font-weight: 400;
}

.seminar-person__name {
    margin-top: 2px;
    font-size: 20px;
    font-weight: 700;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    border: 0;
    white-space: nowrap;
}

/* tablet */
@media (max-width: 1024px) {
    /* .schedule-section__panel {
        width: calc(100% - 40px);
        padding: 28px 28px 90px 118px;
    } */

    .section__date-num {
        font-size: 58px;
    }

    .section__date-text {
        font-size: 22px;
    }

    .seminar-card__speakers {
        gap: 14px;
        padding: 20px 20px 24px;
    }
}

/* SP */
@media (max-width: 767px) {
    .schedule-section__panel {
        /* width: calc(100% - 24px); */
        padding: 24px 16px 70px;
        clip-path: polygon(16% 0, 100% 0, 100% 100%, 0 100%, 0 7%);
    }

    .schedule-section__panel::after {
        height: 12px;
        clip-path: polygon(18% 0, 100% 0, 100% 100%, 12% 100%);
    }

    .section__header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 18px;
    }

    .section__title {
        font-size: 24px;
    }

    .section__date-area {
        gap: 10px;
    }

    .section__date {
        gap: 8px;
    }

    .section__date-num {
        font-size: 42px;
    }

    .section__date-text {
        font-size: 18px;
        transform: translateY(4px);
    }

    .schedule-section__toggle {
        width: 24px;
        height: 24px;
    }

    .seminar-list {
        right: 0;
    }

    .seminar-card__top {
        min-height: 48px;
        padding: 0 16px;
    }

    .seminar-card__label {
        font-size: 16px;
    }

    .seminar-card__time {
        font-size: 18px;
    }

    .seminar-card__title {
        padding: 12px 16px;
        font-size: 15px;
    }

    .seminar-card__speakers {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px 12px;
        padding: 16px;
    }

    .seminar-person__role {
        font-size: 10px;
    }

    .seminar-person__name {
        font-size: 13px;
    }
}


.timetable-list {
    border-left: 9px solid #c3a860;
}

.timetable-item+.timetable-item {
    margin-top: 16px;
}

/* 時間帯ラベル */
.timetable-item__time {
    display: inline-flex;
    align-items: center;
    min-width: 340px;
    min-height: 35px;
    padding: 16px 42px;
    background: #c3a860;
    color: #fff;
    font-size: 38px;
    font-weight: 700;
    line-height: 1;
    clip-path: polygon(0 0, 82% 0, 100% 100%, 0 100%);
}

/* 白いボックス */
.timetable-item__body {
    background: #fff;
    padding: 28px 32px 48px;
}

.timetable-item__title {
    margin: 0;
    color: #0a2c8d;
    font-size: 28px;
    font-weight: 700;
    line-height: 1.4;
}

.timetable-item__desc {
    margin: 12px 0 0;
    color: #222;
    font-size: 18px;
    font-weight: 400;
    line-height: 1.7;
}

/* 登壇者 */
.timetable-speakers {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 16px;
}

/* opening / closing */
.timetable-item--simple .timetable-item__body {
    padding: 28px 32px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    border: 0;
    white-space: nowrap;
}

/* タブレット */
@media (max-width: 900px) {
    .timetable-section__panel {
        /* width: calc(100% - 24px); */
        padding: 24px 20px 40px 104px;
    }
}

/* SP */
@media (max-width: 767px) {
    .timetable-section__panel {
        padding: 20px 14px 28px;
        clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%, 0 5%);
    }

    .timetable-section__header {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 18px;
    }

    .timetable-section__toggle {
        width: 24px;
        height: 24px;
    }

    .timetable-item__time {
        min-width: 150px;
        min-height: 32px;
        padding: 0 16px;
        font-size: 15px;
    }

    .timetable-item__body {
        padding: 12px 14px 16px;
    }

    .timetable-item__title {
        font-size: 15px;
    }

    .timetable-item__desc {
        font-size: 12px;
    }

    .timetable-speakers {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
}