@charset "utf-8";

.section-title__en {
    margin: 0 auto;
    display: block;
    height: 94px;
    margin-bottom: -20px;
}

.section-title__jp {
    width: -webkit-fit-content;
    width: -moz-fit-content;
    width: fit-content;
    margin: 0 auto;
}

.section-title__jp img {
    display: block;
    height: 37px;
    margin: 0 auto;
}

@media screen and (max-width:768px){
    .section-title__jp img {
        height: 22px;
    }

    .section-title__en {
        height: 58px;
    }
}

/*--------------------------topics----------------------------*/
.topics {
    position: relative;
    z-index: 11;
    padding: 48px 0 180px;
    margin-bottom: 60px;
}

.topics-background {
    background-image: -o-linear-gradient(320deg, #98f3ff40, #3be8ff40 25%, #74caff40 50%, #54e4f440 76%, #f3ffd959);
    background-image: linear-gradient(130deg, #98f3ff40, #3be8ff40 25%, #74caff40 50%, #54e4f440 76%, #f3ffd959);
    top: 0;
    left: 0;
    position: absolute;
    height: 420px;
    width: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: end;
        -ms-flex-align: end;
            align-items: end;
}

.topics-background__waveform {
    position: relative;
    width: 100%;
    aspect-ratio: 345/58;
}

.topics-background__waveform img {
    position: absolute;
    bottom: 0;
    -webkit-transform: translateY(50%);
        -ms-transform: translateY(50%);
            transform: translateY(50%);
    width: 100%;
    height: auto;
    display: block;
    -o-object-fit: cover;
       object-fit: cover;
    left: 0;
}

.topics-waveform2 {
    position: absolute;
    width: 100%;
    bottom: 22%;
    left: 0;
    display: block;
}

.topics-inner {
    margin: 0 auto;
    width: 90%;
    max-width: 980px;
    position: relative;
    z-index: 9;
}

.topics-title {
    margin-bottom: 48px;
}

.topics .section-title__en {
    margin-bottom: -50px;
}

.topics-category {
    background-image: -o-radial-gradient(#ffffffd4, #ffffff);
    background-image: radial-gradient(#ffffffd4, #ffffff);
    padding: 40px 100px;
    margin-bottom: 30px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
}

.topics-category__inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
}

.topics-category__item {
    padding: 2px 24px;
    display: block;
    background-color: #DEF3FF;
    color: #2999DD;
    font-size: 14px;
    font-weight: bold;
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.topics-category__all {
    background-color: #2999DD;
    color: #fff;
    pointer-events: none;
}

.topics-category__item:hover {
    background-color: #2999DD;
    color: #fff;
}

.topics-category__item:not(:first-of-type) {
    margin-left: 15px;
}

.topics-category__flex {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    margin-left: 15px;
}

.topics-category__title {
    font-size: 20px;
    margin-right: 32px;
}

.topics-content {
    background-image: -o-radial-gradient(#ffffffd4, #ffffff);
    background-image: radial-gradient(#ffffffd4, #ffffff);
    padding: 80px;
}

.topics-contents {
    display: block;
    border-top: 1px solid #7B9093;
    border-bottom: 1px solid #7B9093;
    padding: 30px;
    padding-right: 90px;
    position: relative;
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.topics-contents:first-of-type {
    padding-top: 0;
    border-top: none;
}

.topics-contents:last-of-type {
    border-bottom: none;
    padding-bottom: 0;
}

.topics-contents:hover {
    opacity: 0.6;
}

.topics-contents:not(:first-of-type) {
    margin-top: -1px;
}

.topices-contents__top {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    margin-bottom: 20px;
}

.topics-contents__date {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 20px;
    white-space: nowrap
}

.topics-contents__category {
    background-color: #DEF3FF;
    color: #2999DD;
    font-size: 14px;
    padding: 0 16px;
    height: 24px;
    font-weight: bold;
    margin: 0 18px 0 12px;
    white-space: nowrap;
}

.topics-contents__title {
    font-size: 17px;
    font-weight: bold;
}

.topics-contents__arrow {
    position: absolute;
    right: 20px;
    top: 0;
    bottom: 0;
    margin: auto;
    display: block;
    width: 56px;
}

.topics-btn {
    padding: 16px;
    display: block;
    margin: 0 auto;
    margin-top: 36px;
    max-width: 210px;
    color: #fff;
    text-align: center;
    position: relative;
    background-image: -o-linear-gradient(300deg, #5bb6ee, #57bfca);
    background-image: linear-gradient(150deg, #5bb6ee, #57bfca);
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.topics-btn:hover {
    opacity: 0.8;
}

.topics-btn img {
    width: 15px;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 40px;
    margin: auto;
}

.pagination {
    max-width: 460px;
    margin: 0 auto;
    width: 100%;
    margin-top: 40px;
    position: relative;
}

.page-numbers {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    color: #9BA9B9;
    font-size: 25px;
    margin: 0 8px;
    font-weight: bold;
}

.page-numbers a {
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.page-numbers.current {
    color: #2999DD;
}

.page-numbers a:hover {
    color: #2999DD;
}

.prev {
    background-image: -o-linear-gradient(330deg, #5bb6ee, #57bfca);
    background-image: linear-gradient(120deg, #5bb6ee, #57bfca);
    border-radius: 50px;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    padding: 23px 28px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.prev:hover {
    opacity: 0.8;
}

.prev .pagination-arrow {
    -webkit-transform: rotate(-180deg);
        -ms-transform: rotate(-180deg);
            transform: rotate(-180deg);
}

.next {
    background-image: -o-linear-gradient(330deg, #5bb6ee, #57bfca);
    background-image: linear-gradient(120deg, #5bb6ee, #57bfca);
    border-radius: 50px;
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto;
    padding: 23px 28px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
}

.next:hover {
    opacity: 0.8;
}

.pagination-arrow {
    display: block;
    width: 20px;
    height: 10px;
    max-inline-size: none;
    max-block-size: none;
}

.prev.disabled {
    background-image: none;
    background-color: #9BA9B9;
}

.next.disabled {
    background-image: none;
    background-color: #9BA9B9;
}

.prev.disabled:hover {
    opacity: 1;
}

.next.disabled:hover {
    opacity: 1;
}


@media screen and (max-width:980px){
    .topics-category {
        padding: 40px;
    }

    .topics-content {
        padding: 80px 40px;
    }
}

@media screen and (max-width:850px){
    .topics-category__inner {
        width: 100%;
        margin-top: 15px;
    }
}

@media screen and (max-width:768px){
    .topics {
        padding: 15px 0 56px;
        margin-bottom: 280px;
    }
    .topics-title {
        margin-bottom: 35px;
    }

    .topics-background {
        height: 180px;
    }

    .topics-title .section-title__en {
        height: 73px;
        margin-bottom: -37px;
    }

    .topics-category {
        padding: 20px 28px;
        margin-bottom: 15px;
    }

    .topics-waveform2 {
        display: none;
    }

    .topics-category__flex::after {
        content: "";
        display: block;
        width: 31.8%;
    }

    .topics-category__item {
        width: 31.8%;
        padding: 2px 0;
        text-align: center;
    }

    .topics-category__item:not(:first-of-type) {
        margin: 0;
    }

    .topics-category__title {
        font-size: 16px;
    }

    .topics-category__flex {
        width: 100%;
        margin : 12px 0 0;
        -webkit-box-pack: justify;
            -ms-flex-pack: justify;
                justify-content: space-between;
    }

    .topics-content {
        padding: 30px 15px;
    }

    .topics-inner {
        padding: 0;
    }

    .topics-contents {
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
        padding: 16px 5px;
        padding-right: 70px;
    }

    .topics-contents__title {
        width: 100%;
    }

    .topics-contents__date {
        font-size: 14px;
    }

    .topics-contents__category {
        font-size: 12px;
        padding: 0 8px;
        height: 20px;
        margin: 0 0 0 4px;
    }

    .topices-contents__top {
        margin-bottom: 10px;
    }

    .topics-contents__arrow {
        right: 5px;
    }

    .topics-contents__title {
        font-size: 14px;
    }

    .topics-btn {
        margin-top: 30px;
    }
}

@media screen and (max-width:500px){
    .page-numbers {
        font-size: 20px;
        margin: 0 4px;
    }

    .prev {
        padding: 21px 24px;
        margin: auto;
    }

    .next {
        padding: 21px 24px;
        margin: auto;
    }
}

@media screen and (max-width:370px){
    .prev {
        padding: 18px 18px;
    }

    .next {
        padding: 18px 18px;
    }

    .page-numbers {
        font-size: 16px;
    }
}

@media screen and (max-width:350px){
    .topics-category {
        padding: 20px;
    }
}