@charset "UTF-8";





@-webkit-keyframes scrollAnimation {
    0% {
        top: -20px
    }

    to {
        top: 200px
    }
}

@keyframes scrollAnimation {
    0% {
        top: -20px
    }

    to {
        top: 200px
    }
}

.header {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    height: 70px;
    background-color: #fff;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 3;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding-left: 40px;
    padding-right: 27px;
    color: #444
}

.header-logo {
    -ms-flex-negative: 0;
    flex-shrink: 0
}

.header-nav-wrap {
    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;
    margin-left: auto
}

.header-nav {
    margin-left: 18px;
    color: #444
}

.header-nav-sp {
    display: none;
    color: #444
}

.header-sp-btn.is-active span {
    background-color: #ffffff;
    color: #444
}

.header-sp-btn.is-active span::before {
    top: 0;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    color: #444
}

.header-sp-btn.is-active span::after {
    top: 0;
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    color: #444
}

.header-nav a {
    display: inline-block;
    line-height: 1.2;
}

.header-nav a br {
    display: block;
    margin-bottom: 2px;
}

.main-img-wrap {
    margin-top: 0px;
    position: relative;
    aspect-ratio: 32/17
}

.main-img-wrap .main-img {
    display: block;
    height: auto;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    aspect-ratio: 32/17
}

.main-img-wrap .main-img img {
    width: 100%
}

.main-img-wrap .main-img video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
}

.main-img-scroll {
    position: absolute;
    bottom: 40px;
    right: 20px;
    height: 160px;
    -webkit-writing-mode: vertical-rl;
    -ms-writing-mode: tb-rl;
    writing-mode: vertical-rl;
    overflow: hidden
}

.main-img-scroll::after,
.main-img-scroll::before {
    content: "";
    display: block;
    width: 1px;
    height: 100%;
    background-color: #fff;
    position: absolute;
    top: 0;
    right: 0
}

.main-img-scroll::after {
    height: 20px;
    background-color: #c52b2b;
    -webkit-animation-name: scrollAnimation;
    animation-name: scrollAnimation;
    -webkit-animation-duration: 3s;
    animation-duration: 3s;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
    -webkit-animation-timing-function: linear;
    animation-timing-function: linear
}

.main-wrap {
    position: relative;
    z-index: 2;
    /* main_img3.mp4：単色ベージュ（透過率95%） */
    background-color: rgba(245, 245, 220, 0.95);
    background-image: none
}

.topic-wrap {
    max-width: 1440px;
    margin: 0 auto;
    padding: 55px 30px
}

.topic {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-top: 70px;
    -webkit-box-pack: right;
    -ms-flex-pack: right;
    justify-content: right
}

.topic:first-child {
    margin-top: 0
}

.topic:nth-child(even) {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
    -ms-flex-direction: row-reverse;
    flex-direction: row-reverse;
    -webkit-box-pack: left;
    -ms-flex-pack: left;
    justify-content: left
}

.topic:nth-child(even) .topic-title-wrap {
    padding-right: 0;
    padding-left: 36px
}

.topic:nth-child(even) .topic-subtitle::after,
.topic:nth-child(even) .topic-subtitle::before,
.topic:nth-child(even) .topic-title::before {
    left: auto;
    right: 0
}

.topic:nth-child(even) .topic-subtitle {
    text-align: right
}

.topic-box {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    background-color: rgba(10, 25, 47, 0.95);
    color: #ffffff;
    border: 1px solid #1e3a8a;
    max-width: 1000px;
    border-radius: min(2.5vw, 40px);
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    padding: min(3.75vw, 60px)
}

.topic-box.footer-info {
    width: auto
}

.topic-box p,
.topic-box li,
.topic-box dt,
.topic-box dd,
.topic-box span,
.topic-box b {
    color: #f8fafc;
}

.topic-box th,
.topic-box td {
    color: #f8fafc;
    border-color: rgba(255, 255, 255, 0.3);
}

.topic-box table {
    border-color: rgba(255, 255, 255, 0.3);
}

.topic-box a {
    color: #93c5fd;
}

.topic-box .matching-toggle-icon {
    color: #9ca3af;
}

.topic-box hr {
    border-color: rgba(255, 255, 255, 0.3);
}

.topic-title-wrap {
    margin-top: 30px;
    padding-right: 36px
}

.topic-title {
    font-family: "Raleway", sans-serif;
    font-size: 4.4rem;
    line-height: 1.1;
    position: relative;
    color: #0f2b46
}

.topic-subtitle::after,
.topic-subtitle::before,
.topic-title::before {
    display: block;
    content: "";
    height: 1px;
    background-color: #0f2b46;
    position: absolute;
    left: 0
}

.topic-title::before {
    width: calc(100% + 36px);
    bottom: 0
}

.topic-subtitle {
    font-size: 2.5rem;
    padding-top: 15px;
    margin-top: 4px;
    position: relative;
    text-align: left;
    color: #0f2b46;

}

.topic-subtitle::after,
.topic-subtitle::before {
    width: 40px;
    top: 0
}

.topic-subtitle::after {
    width: 20px;
    top: 5px
}

.topic-title-text1 {
    background-color: #15519b;
    background-image: url('../img/logo_white_s.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    width: 400px;
    height: 40px;
    padding: 5px;
    border-radius: 10px;
    display: inline-block;
    text-align: center;
    margin-bottom: 20px;
}

.topic-title-text2 {
    background-color: #c49a3c;
    background-image: url('../img/logo_award_s.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    width: 400px;
    height: 40px;
    padding: 5px;
    border-radius: 10px;
    display: inline-block;
    text-align: center;
    margin-top: 30px;
    margin-bottom: 20px;
}

.topic-title-line {
    margin: 60px 0 20px 0;
    border: 1px solid white;
}

.topic-title-line2 {
    margin: 10px 0 10px 0;
    border: 1px solid #0f172a;
}

.topic-lead {
    margin-bottom: 10px;
    font-size: 1.8rem;
    font-weight: bold;
}



.footer-info {
    max-width: 1440px;
    margin: 100px auto 0
}

.news-main {
    height: 100px;
    overflow-y: scroll
}

.news-block {
    margin-bottom: 10px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    line-height: 1.6
}

.news-block dt {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    width: 8.5em
}

.news-block dd {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.message-wrap::after {
    content: "";
    display: block;
    clear: both
}

.message-text {
    margin-bottom: 1.5em
}

.message-text:last-child {
    margin-bottom: 0
}

.message-img {
    float: right;
    margin-bottom: 1.5em;
    margin-left: 1.5em
}

.message-name {
    margin-top: 5px;
    font-weight: 700;
    font-size: 1.8rem;
    line-height: 1.2;
    text-align: center
}

.message-cap {
    margin-top: 8px;
    font-size: 1.3rem;
    line-height: 1.2;
    text-align: center
}

.theme-lead {
    margin-bottom: 8px;
    font-size: 2rem;
    font-weight: bold
}

.theme-contents {
    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;
    font-size: 1.8rem
}

.theme-contents dd,
.theme-contents dt {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin-top: 20px
}

.theme-contents dt {
    -ms-flex-preferred-size: 15%;
    flex-basis: 15%;
    padding: 5px 10px;
    background-color: #0ea5e9;
    color: #fff;
    font-weight: 700;
    text-align: center
}

.theme-contents dd {
    padding-left: 2em;
    -ms-flex-preferred-size: 85%;
    flex-basis: 85%;
    font-weight: bold
}

.theme-text {
    padding-left: 1em;
    text-indent: -1em;
    font-size: 14px
}

.theme-text2 {
    padding-left: 2em;
    text-indent: -1em;
    font-size: 14px
}

.theme-notice {
    padding-left: 1em;
    text-indent: -1em;
    font-size: 14px
}

.theme-lead2 {
    font-size: 1.8rem;
    font-weight: bold
}

.theme-env1,
.theme-env1 dt {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.theme-env1 {
    border: 1px solid #15519b;
    margin-bottom: 20px
}

.theme-env1 dt {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    min-width: 130px;
    width: min(165px, 20vw);
    color: #fff;
    background-color: #15519b;
    font-weight: bold;
    padding: 8px 5px;
}

.theme-env1 dd {
    padding: 10px 26px;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.theme-env2,
.theme-env2 dt {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.theme-env2 {
    border: 1px solid #296858;
    margin-bottom: 0
}

.theme-env2 dt {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    min-width: 130px;
    width: min(165px, 20vw);
    color: #fff;
    background-color: #296858;
    font-weight: bold;
    padding: 8px 5px;
}

.theme-env2 dd {
    padding: 10px 26px;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.theme-env-list {
    margin-left: 1.4em;
    list-style: disc
}

.theme-env-indent {
    padding-left: 1em;
    text-indent: -1em
}



.dev-platform-lead {
    margin-bottom: 20px;
    font-size: 1.8rem
}

.dev-platform-env,
.dev-platform-env dt {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.dev-platform-env {
    border: 1px solid #15519b;
    margin-bottom: 20px
}

.dev-platform-env dt {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    width: 160px;
    color: #fff;
    background-color: #15519b;
}

.dev-platform-env dd {
    padding: 10px 10px;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.dev-platform-env-list {
    margin-left: 1.4em;
    list-style: disc
}

.dev-platform-env-indent {
    padding-left: 1em;
    text-indent: -1em
}


.dev2-platform-env,
.dev2-platform-env dt {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.dev2-platform-env {
    border: 1px solid #296858;
    margin-bottom: 20px
}

.dev2-platform-env dt {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    width: 160px;
    color: #fff;
    background-color: #296858;
}

.dev2-platform-env dd {
    padding: 10px 10px;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.dev2-platform-env-list {
    margin-left: 1.4em;
    list-style: disc
}

.dev2-platform-env-indent {
    padding-left: 1em;
    text-indent: -1em
}


.dev-platform-data-wrap {
    margin-top: 40px
}

.dev-platform-data-main {
    margin-bottom: 80px
}

.dev-platform-data-main:last-of-type {
    margin-bottom: 0
}

.dev-platform-data-title {
    display: inline-block;
    min-width: 150px;
    margin-bottom: 5px;
    background-color: #15519b;
    color: #fff;
    text-align: center
}

.dev-platform-data-title.long {
    margin-bottom: 15px;
    min-width: 250px
}


.dev2-platform-data-title {
    display: inline-block;
    min-width: 150px;
    margin-bottom: 5px;
    background-color: #296858;
    color: #fff;
    text-align: center
}

.dev2-platform-data-title.long {
    margin-bottom: 15px;
    min-width: 250px
}


.dev-platform-data-block {
    margin-bottom: 30px
}

.dev-platform-data-head {
    margin-bottom: 5px;
    font-weight: 700
}

.dev-platform-data-ex,
.dev-platform-data-notice {
    margin-left: 1em;
    line-height: 1.4
}

.dev-platform-data-ex dt {
    margin-bottom: 5px
}

.dev-platform-data-ex dd {
    margin-bottom: 1.5em;
    margin-left: 1em;
    font-size: 1.4rem
}

.dev-platform-data-company-img img {
    margin-bottom: 10px
}

.dev-platform-data-notice {
    padding-left: 1em;
    text-indent: -1em;
    font-size: 14px
}

.dev-platform-data-link {
    text-decoration: underline
}

.dev-platform-data-box {
    margin-bottom: 1em;
    line-height: 1.4
}

.dev-platform-data-title2 {
    display: inline-block;
    min-width: 150px;
    margin-bottom: 5px;
    background-color: #296858;
    color: #fff;
    text-align: center
}

.dev-platform-data-title2.long {
    margin-bottom: 15px;
    min-width: 250px
}


.entry-lead {
    margin-bottom: 20px;
    font-size: 1.8rem
}

.entry-block,
.entry-main {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.entry-block {
    position: relative;
    width: 20%;
    aspect-ratio: 1/1;
    margin-right: 6.6%;
    background-color: #ffffff;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    color: #0f172a;
}

.entry-block::after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    right: -18%;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    border-top: solid 4px #f7ab09;
    border-right: solid 4px #a06f05;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg)
}

.entry-block:last-child {
    margin-right: 0
}

.entry-block:last-child::after {
    display: none
}

.entry-detail,
.entry-head {
    font-weight: 700;
    text-align: center
}

.entry-head {
    margin: 2px;
    padding: 10px 0;
    background-color: #0055a7;
    line-height: 1.4;
    color: #ffffff;
}

.entry-head span {
    font-size: 2.2rem
}

.entry-head-1 {
    margin: 2px;
    padding: 26px 0;
    background-color: #0055a7;
    line-height: 1.4;
    color: #ffffff;
    font-weight: bold
}

.entry-head-1 span {
    font-size: 2.2rem
}

.entry-detail-1,
.entry-head-1 {
    font-weight: 700;
    text-align: center
}

.entry-detail {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    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;
    line-height: 1.6;
    color: #0055a7;
}


.entry-block2,
.entry-main2 {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.entry-block2 {
    position: relative;
    width: 20%;
    aspect-ratio: 1/1;
    margin-right: 6.6%;
    background-color: #ffffff;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    color: #296858;
}

.entry-block2::after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    right: -18%;
    width: 20px;
    height: 20px;
    margin-top: -10px;
    border-top: solid 4px #f7ab09;
    border-right: solid 4px #a06f05;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg)
}

.entry-block2:last-child {
    margin-right: 0
}

.entry-block2:last-child::after {
    display: none
}

.entry-detail2,
.entry-head2 {
    font-weight: 700;
    text-align: center
}

.entry-head2 {
    margin: 2px;
    padding: 10px 0;
    background-color: #296858;
    line-height: 1.4;
    color: #ffffff;
}

.entry-head2 span {
    font-size: 2.2rem
}

.entry-detail2 {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    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;
    line-height: 1.6
}

.entry-head2-1 {
    margin: 2px;
    padding: 26px 0;
    background-color: #296858;
    line-height: 1.4;
    color: #ffffff;
    font-weight: bold
}

.entry-head2-1 span {
    font-size: 2.2rem
}

.entry-detail2-1,
.entry-head2-1 {
    font-weight: 700;
    text-align: center
}


.application-main {
    margin-bottom: 45px
}

.application-form a,
.application-head {
    position: relative;
    font-size: 1.8rem;
    font-weight: 700
}

.application-head {
    padding-left: 1.2em
}

.application-head::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    display: block;
    width: 14px;
    height: 4px;
    margin-top: -2px;
    background-color: #f7ab09
}

.application-list li {
    position: relative;
    padding-left: 1.2em
}

.application-list li::before,
.prizes-notice::before {
    content: "●";
    position: absolute;
    top: 0;
    left: 0;
    display: block
}

.application-list-num {
    counter-reset: num
}

.application-list-num li {
    position: relative;
    padding-left: 1.6em
}

.application-list-num li::before {
    counter-increment: num;
    content: counter(num) ".";
    position: absolute;
    top: 0;
    left: 0;
    display: block
}

.application-list2 li {
    position: relative;
    padding-left: 1.2em;
    text-indent: -1.2em
}




.application-link {
    text-decoration: underline
}

.application-form {
    margin-top: 20px;
    text-align: center
}

.application-form.individual a {
    background-color: #0d4654
}

.application-form a {
    min-width: 420px;
    display: inline-block;
    padding: 15px 20px;
    background-color: #0d542b;
    border: 1px solid #fff;
    color: #fff;
    text-decoration: none
}

.application-form a::after {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    right: 20px;
    width: 7px;
    height: 7px;
    margin-top: -4px;
    border-top: solid 2px #fff;
    border-right: solid 2px #fff;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg)
}

.application-notice {
    margin-top: 10px;
    padding-left: 1em;
    text-indent: -1em;
    font-size: 14px
}

.judging-notice {
    margin-top: 20px;
    font-size: 14px
}

.judging-main {
    margin-top: 20px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.judging-block {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    width: 48%;
    border: 2px solid #ffffff;
    display: inline-block;
    vertical-align: top;
    width: 48%
}


.judging-block-lead {
    font-size: 24px;
    padding: 5px;
    text-align: center;
    font-weight: 700;
    background-color: #0055a7;
    color: #fff;
}

.judging-block-detail {
    font-size: 20px;
    padding: 5px;
    text-align: center;
    font-weight: 700;
    color: #0055a7;
}

.judging-block-detail {
    padding: 25px 5px 1px;
    /* 下部のパディングを減らす */
    line-height: 1.4;
    background-color: #ffffff;
    color: #0055a7;
}

.judging-block-detail span {
    font-size: 22px;
    color: #0055a7;
}

.judging-block-lead2 {
    font-size: 24px;
    padding: 5px;
    text-align: center;
    font-weight: 700;
    background-color: #296858;
    color: #fff;
}

.judging-block-detail2 {
    font-size: 20px;
    padding: 5px;
    text-align: center;
    font-weight: 700;
    color: #296858;
}

.judging-block-detail2 {
    padding: 25px 5px 1px;
    /* 下部のパディングを減らす */
    line-height: 1.4;
    background-color: #ffffff;
    color: #296858;
}

.judging-block-detail2 span {
    font-size: 22px;
    color: #296858;
}


.judging-note {
    text-align: center;
    font-size: 0.9em;
    padding-top: 0;
    /* 上部のパディングを削除 */
    margin-top: 0;
    /* 上部のマージンを削除 */
    margin-bottom: 18px;
    /* 下部に10pxの隙間を追加 */
}

.judging-block-detail span {
    font-size: 3rem;
    color: #0055a7;
}

.judging-block-detail2 span {
    font-size: 3rem;
    color: #296858;
}

.topic-box .judging-block-detail,
.topic-box .judging-block-detail span {
    color: #0055a7;
}

.topic-box .judging-block-detail2,
.topic-box .judging-block-detail2 span {
    color: #296858;
}

.judging-block-detail .judging-date-unit {
    font-size: inherit;
    color: #0055a7;
}

.judging-block-detail2 .judging-date-unit {
    font-size: inherit;
    color: #296858;
}


table {
    margin-top: 10px;
    /* 表の上部に20pxの余白を設定 */
    width: 100%;
    /* 表全体を画面幅100%に設定 */
    border-collapse: collapse;
    /* セルの境界線を折りたたむ */
}

th,
td {
    border: 1px solid #888;
    /* セル間にボーダーを設定 */
    padding: 8px;
    /* セル内余白を設定 */
}

thead tr {
    background-color: rgba(255, 255, 255, 0.2);
    /* 透過50%の白背景 */
}

td:nth-child(3) {
    text-align: center;
    /* 3列目のセルを中央揃えにする */
}

.judging-table-wrap {
    margin: 2em 0;
}

.judging-table-title {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0 0.5em;
    border: 1px solid rgba(241, 245, 249, 0.75);
}

.judging-table-title .theme-number {
    text-align: left;
    color: #fff;
    font-size: 1.2em;
    font-weight: bold;
    background: #0055a7;
    padding: 0.7em 0.8em;
    width: 15%;
    min-width: 80px;
    border: 1px solid #0f172a;
}

.judging-table-title .theme-description {
    text-align: left;
    color: #f8fafc;
    font-size: 1.2em;
    font-weight: bold;
    background: transparent;
    padding: 0.7em 0.8em;
    width: 80%;
    border: 1px solid #0f172a;
}

.judging-table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 2em;
    background: transparent;
    table-layout: fixed;
}

.judging-table th,
.judging-table td {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.7em 0.5em;
    text-align: left;
    font-size: 1em;
    color: #f8fafc;
    background: transparent;
}

.judging-table th {
    background: #0055a7;
    color: #fff;
    font-weight: bold;
    text-align: center;
}

.judging-table tr:nth-child(even) td {
    background: transparent;
}

.judging-table-theme {
    background: transparent;
    font-weight: bold;
    text-align: left;
    color: #fff;
}

.judging-table th:nth-child(1),
.judging-table td:nth-child(1) {
    width: 70%;
}

.judging-table th:nth-child(2),
.judging-table td:nth-child(2) {
    width: 30%;
}


.judging2-table-wrap {
    margin: 2em 0;
}

.judging2-table-title {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0 0.5em;
    border: 1px solid rgba(241, 245, 249, 0.75);
}

.judging2-table-title .theme-number {
    text-align: left;
    color: #fff;
    font-size: 1.2em;
    font-weight: bold;
    background: #296858;
    padding: 0.7em 0.8em;
    width: 15%;
    min-width: 80px;
    border: 1px solid #0f172a;
}

.judging2-table-title .theme-description {
    text-align: left;
    color: #f8fafc;
    font-size: 1.2em;
    font-weight: bold;
    background: transparent;
    padding: 0.7em 0.8em;
    width: 80%;
    border: 1px solid #0f172a;
}

.judging2-table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 2em;
    background: transparent;
    table-layout: fixed;
}

.judging2-table th,
.judging2-table td {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.7em 0.5em;
    text-align: left;
    font-size: 1em;
    color: #f8fafc;
    background: transparent;
}

.judging2-table th {
    background: #296858;
    color: #fff;
    font-weight: bold;
    text-align: center;
}

.judging2-table tr:nth-child(even) td {
    background: transparent;
}

.judging2-table-theme {
    background: transparent;
    font-weight: bold;
    text-align: left;
    color: #fff;
}

.judging2-table th:nth-child(1),
.judging-table td:nth-child(1) {
    width: 70%;
}

.judging2-table th:nth-child(2),
.judging-table td:nth-child(2) {
    width: 30%;
}



@media (max-width: 640px) {
    .judging-table {
        font-size: 0.9em;
    }

    .judging-table th,
    .judging-table td {
        padding: 0.5em 0.3em;
    }
}


.prizes-list {
    display: flex;
    flex-wrap: wrap;
    list-style-type: none;
    padding: 0;
    margin: 0;
    align-items: flex-end;
    /* 画像の下の位置を揃える */
}

.prizes-list li {
    margin: 10px;
    margin-bottom: 35px;
    list-style: none;
}



.image-offset {
    margin-left: 40px;
    /* 4番目の画像を右に寄せる */
}

.text-container {
    display: flex;
    align-items: center;
}

.text {
    margin-left: 15px;
    font-size: 14px;
    /* テキストのフォントサイズを少し小さくする */
    line-height: 1.8;
    /* 行間を狭くする */
}

/* スマホ用のスタイル */
@media (max-width: 768px) {
    .text-container {
        display: block;
    }

    .image-offset {
        margin-left: 0;
        margin-bottom: 10px;
        margin-left: auto;
        /* 画像を中央揃え */
        margin-right: auto;
        /* 画像を中央揃え */
    }

    .text {
        margin-left: 0;
        text-align: left;
        /* 左揃え */
    }
}

.prizes-notice {
    position: relative;
    margin-top: 30px;
    padding-left: 1.4em;
    line-height: 1.6
}

.prizes-notice::before {
    content: "＊"
}

.prizes-notice {
    font-size: 16px;
    font-weight: 700
}


.final-judging-main {
    margin-top: 20px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.final-judging-block {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    width: 48%;
    border: 2px solid #7b8d12;
    display: inline-block;
    vertical-align: top;
    width: 40%
}

.final-judging-block-lead {
    font-size: 24px;
    text-align: center;
    font-weight: 700;
    background-color: #7b8d12
}

.final-judging-block-detail {
    font-size: 20px;
    text-align: center;
    font-weight: 700;
    background-color: #ffffff34
}

.final-judging-block-note {
    font-size: 16px;
    padding: 20px;
    text-align: left;
    font-weight: 700;
    background-color: #ffffff34
}

.faqs-anchor-list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    margin-bottom: 20px;
    line-height: 1.2
}


.faqs-anchor-list li {
    padding: 0 1em;
    border-right: 1px solid #cccccc
}

.faqs-anchor-list li:first-child {
    border-left: 1px solid #cccccc
}

.faqs-main {
    margin-top: -1px;
    padding: 18px;
    border: 1px solid #cccccc
}

.faqs-head {
    font-size: 1.8rem
}

.faqs-head a {
    position: relative;
    display: block
}

.faqs-head a::after,
.faqs-head a::before,
.faqs-qa dt a::after,
.faqs-qa dt a::before {
    display: block;
    content: "";
    background-color: #969696;
    position: absolute;
    right: 14px
}

.faqs-head a::before,
.faqs-qa dt a::before {
    top: 50%;
    width: 16px;
    height: 2px
}

.faqs-head a::after,
.faqs-qa dt a::after {
    top: 50%;
    width: 2px;
    height: 16px;
    -webkit-transform: translate(-7px, -7px);
    transform: translate(-7px, -7px);
    -webkit-transition: -webkit-transform .3s ease;
    transition: transform .3s ease;
    transition: transform .3s ease, -webkit-transform .3s ease
}

.faqs-head a.is-active::after,
.faqs-qa dt a.is-active::after {
    -webkit-transform: translate(-7px, -7px) rotate(90deg);
    transform: translate(-7px, -7px) rotate(90deg)
}

.faqs-list {
    display: none;
    margin-top: 18px;
    border: 1px solid #cccccc
}

.faqs-list li {
    border-bottom: 1px solid #cccccc
}

.faqs-list li:last-child {
    border-bottom: 0
}

.faqs-qa dt {
    position: relative
}

.faqs-qa dd,
.faqs-qa dt a {
    display: block;
    padding: 18px 40px 18px 3em;
    position: relative
}

.faqs-qa dt a span {
    display: block
}

.faqs-qa dd::before,
.faqs-qa dt a span::before {
    content: "Q.";
    position: absolute;
    top: 18px;
    left: 18px;
    display: block
}

.faqs-qa dd {
    display: none;
    padding: 9px 18px 18px 3em
}

.faqs-qa dd::before {
    content: "A.";
    top: 9px
}


.dev1-anchor-list li {
    padding: 0 1em;
    border-right: 1px solid #0f172a
}

.dev1-anchor-list li:first-child {
    border-left: 1px solid #0f172a
}

.dev1-main {
    margin-top: -1px;
    padding: 18px;
    border: 1px solid #0055a7
}

.dev1-head {
    font-size: 1.8rem;
    padding: 0px 40px 0px 4px
}

.dev1-head a {
    position: relative;
    display: block
}

.dev1-head a::after,
.dev1-head a::before {
    display: block;
    content: "";
    background-color: #969696;
    position: absolute;
    right: -50px
}

.dev1-head a::before {
    top: 50%;
    width: 16px;
    height: 2px
}

.dev1-head a::after {
    top: 50%;
    width: 2px;
    height: 16px;
    -webkit-transform: translate(-7px, -7px);
    transform: translate(-7px, -7px);
    -webkit-transition: -webkit-transform .3s ease;
    transition: transform .3s ease;
    transition: transform .3s ease, -webkit-transform .3s ease
}

.dev1-head a.is-active::after {
    -webkit-transform: translate(-7px, -7px) rotate(90deg);
    transform: translate(-7px, -7px) rotate(90deg)
}

.dev1-list {
    display: none;
    margin-top: 18px;
    border: 1px solid #0055a7
}

.dev1-list li {
    border-bottom: 1px solid #0055a7
}

.dev1-list li:last-child {
    border-bottom: 0
}

.dev1-qa dt {
    position: relative;
    color: #1f7dd4;
    padding: 2px 8px 2px 8px
}

.dev1-qa dd {
    padding: 2px 8px 2px 8px
}


.dev2-anchor-list li {
    padding: 0 1em;
    border-right: 1px solid #fff
}

.dev2-anchor-list li:first-child {
    border-left: 1px solid #fff
}

.dev2-main {
    margin-top: -1px;
    padding: 18px;
    border: 1px solid #296858
}

.dev2-head {
    font-size: 1.8rem;
    padding: 0px 40px 0px 4px
}

.dev2-head a {
    position: relative;
    display: block
}

.dev2-head a::after,
.dev2-head a::before {
    display: block;
    content: "";
    background-color: #969696;
    position: absolute;
    right: -50px
}

.dev2-head a::before {
    top: 50%;
    width: 16px;
    height: 2px
}

.dev2-head a::after {
    top: 50%;
    width: 2px;
    height: 16px;
    -webkit-transform: translate(-7px, -7px);
    transform: translate(-7px, -7px);
    -webkit-transition: -webkit-transform .3s ease;
    transition: transform .3s ease;
    transition: transform .3s ease, -webkit-transform .3s ease
}

.dev2-head a.is-active::after {
    -webkit-transform: translate(-7px, -7px) rotate(90deg);
    transform: translate(-7px, -7px) rotate(90deg)
}

.dev2-list {
    display: none;
    margin-top: 18px;
    border: 1px solid #296858
}

.dev2-list li {
    border-bottom: 1px solid #296858
}

.dev2-list li:last-child {
    border-bottom: 0
}

.dev2-qa dt {
    position: relative;
    color: rgb(150, 223, 150);
    padding: 2px 8px 2px 8px
}

.dev2-qa dd {
    padding: 2px 8px 2px 8px
}

.press-release-lead {
    font-size: 18px;
    margin-bottom: 15px
}

.press-release-main {
    margin-bottom: 45px
}

.footer-info-main li:last-child,
.press-release-list li:last-child,
.press-release-main:last-child {
    margin-bottom: 0
}

.press-release-head {
    font-size: 20px;
    font-weight: 700
}

.press-release-list {
    list-style: disc;
    margin-left: 1.4em
}

.press-release-list li {
    margin-bottom: 3px;
    word-break: break-all
}

.sponsor-contents {
    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: cflex-start;
    font-size: 1.6rem
}

.sponsor-contents dd,
.sponsor-contents dt {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    margin-bottom: 10px;
}

.sponsor-contents dt {
    width: 500px;
    -ms-flex-preferred-size: 500px;
    flex-basis: 500px;
    padding: 1px 1px;
}

.sponsor-contents dd {
    margin-left: 1px;
    -ms-flex-preferred-size: 810x;
    flex-basis: 810px;
}


.footer-info-title {
    margin-bottom: 30px;
    text-align: center;
    font-size: 20px;
    font-weight: 700
}

.footer-info-main li {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-bottom: 40px
}

.footer-info-head {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    width: 130px;
    margin-right: 20px;
    padding-right: 20px;
    border-right: 2px solid #a06f05;
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.4
}

.footer-info-block {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1
}

.footer-info-lead {
    margin-bottom: 5px;
    font-weight: 700;
    line-height: 1.4
}

.footer-info-detail {
    font-size: 1.4rem;
    line-height: 1.6
}

.footer-info-notice {
    position: relative;
    margin-top: 30px;
    padding-left: 1.2em;
    font-size: 14px;
    line-height: 1.5
}

.footer-info-notice::before {
    content: "※";
    position: absolute;
    left: 0;
    top: 0;
    display: block
}

.footer {
    padding: 40px 10px;
    background-color: rgb(0, 0, 0);
    text-align: center;
    font-size: 1.2rem;
    color: #ffffff
}


@media only screen and (min-width:1071px) {
    .header-nav-wrap {
        display: -webkit-box !important;
        display: -ms-flexbox !important;
        display: flex !important
    }
}

@media only screen and (max-width:1070px) {
    .header-nav-wrap {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: #d1d0d0;
        text-align: center
    }

    .header-nav a {
        padding: 10px 0;
        display: block
    }

    .header-nav-sp {
        display: block;
        margin-left: auto
    }

    .header-sp-btn {
        -moz-appearance: none;
        appearance: none;
        -webkit-appearance: none;
        border: 0;
        cursor: pointer;
        outline: 0;
        padding: 0;
        background-color: transparent;
        position: relative;
        width: 40px;
        height: 40px
    }

    .header-sp-btn span {
        position: relative;
        display: block;
        width: 24px;
        height: 2px;
        background-color: #444;
        margin: 0 auto;
        -webkit-transition: background-color .3s ease;
        transition: background-color .3s ease
    }

    .header-sp-btn span::after,
    .header-sp-btn span::before {
        content: "";
        position: absolute;
        width: 24px;
        height: 2px;
        background-color: #444;
        left: 0;
        -webkit-transition: -webkit-transform .3s ease;
        transition: transform .3s ease;
        transition: transform .3s ease, -webkit-transform .3s ease
    }

    .header-sp-btn span::before {
        top: -7px
    }

    .header-sp-btn span::after {
        top: 7px
    }



}

@media only screen and (max-width:640px) {
    .header {
        height: 80px;
        padding: 0 16px
    }

    .header-logo {
        width: 200px
    }

    .main-img-wrap {
        margin-top: 80px;
        width: 100%;
        max-width: 100%;
        aspect-ratio: auto;
        overflow: hidden;
    }

    .main-img-wrap .main-img {
        position: relative;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        height: auto;
        aspect-ratio: auto;
    }

    .main-img-wrap .main-img img {
        width: 100%;
        height: auto;
        display: block;
    }

    .main-img-wrap .main-img video {
        width: 100%;
        max-width: 100%;
        height: auto;
        aspect-ratio: auto;
        object-fit: contain;
        background-color: #000;
        display: block;
    }

    .main-img-scroll {
        display: none
    }

    .topic-wrap {
        padding: 8px 16px 50px
    }

    .topic {
        display: block;
        margin-top: 50px
    }

    .topic:nth-child(even) {
        text-align: right
    }

    .topic:nth-child(even) .topic-box,
    .topic:nth-child(even) .topic-title-wrap {
        text-align: left
    }

    .topic-box {
        width: auto;
        padding: 20px
    }

    .topic-title-wrap {
        margin-top: 0;
        display: inline-block
    }

    .topic-title {
        font-size: 2.8rem
    }

    .topic-subtitle {
        padding-top: 8px;
        font-size: 1.6rem
    }

    .news-main {
        height: 120px
    }

    .news-block {
        display: block
    }

    .message-img {
        width: 240px;
        float: none;
        margin: 0 auto 1em
    }

    .theme-lead {
        font-size: 1.8rem
    }

    .theme-lead2 {
        font-size: 1.8rem
    }

    .theme-contents {
        display: block
    }

    .theme-contents dt {
        margin-bottom: 5px
    }

    .theme-contents dd {
        padding-left: 0
    }

    .dev-platform-lead,
    .theme-contents {
        font-size: 1.6rem
    }

    .dev-platform-env {
        display: block
    }

    .dev-platform-env dt {
        width: auto
    }

    .dev-platform-env dd {
        padding: 15px
    }

    .dev-platform-data-ex dd,
    .dev-platform-data-notice {
        font-size: 1.2rem
    }

    .dev2-platform-env {
        display: block
    }

    .dev2-platform-env dt {
        width: auto
    }

    .dev2-platform-env dd {
        padding: 15px
    }

    .dev2-platform-data-ex dd,
    .dev2-platform-data-notice {
        font-size: 1.2rem
    }

    .entry-lead {
        font-size: 1.6rem
    }

    .entry-detail {
        font-size: 1.8rem
    }

    .entry-main {
        display: block
    }

    .entry-block {
        width: auto;
        margin-right: 0;
        margin-bottom: 60px;
        aspect-ratio: 16/7
    }

    .entry-block::after {
        top: auto;
        bottom: -35px;
        right: auto;
        left: 50%;
        margin-left: -10px;
        -webkit-transform: rotate(135deg);
        transform: rotate(135deg)
    }

    .entry-block:last-child,
    .judging-block:last-child {
        margin-bottom: 0
    }

    .entry-lead2 {
        font-size: 1.6rem
    }

    .entry-detail2 {
        font-size: 1.8rem
    }

    .entry-main2 {
        display: block
    }

    .entry-block2 {
        width: auto;
        margin-right: 0;
        margin-bottom: 60px;
        aspect-ratio: 16/7
    }

    .entry-block2::after {
        top: auto;
        bottom: -35px;
        right: auto;
        left: 50%;
        margin-left: -10px;
        -webkit-transform: rotate(135deg);
        transform: rotate(135deg)
    }

    .entry-block2:last-child,
    .judging-block2:last-child {
        margin-bottom: 0
    }

    .application-form a {
        display: block;
        min-width: initial
    }

    .faqs-anchor-list li a,
    .judging-main {
        display: block
    }

    .judging-block {
        width: 100%;
        margin-right: 0;
        aspect-ratio: 16/7;
        margin-bottom: 20px
    }


    .faqs-anchor-list,
    .prizes-list {
        display: block;
        text-align: center
    }

    .prizes-list li {
        margin-bottom: 20px
    }

    .faqs-anchor-list li {
        margin-bottom: 15px;
        border-left: 1px solid #fff
    }

    .faqs-head {
        font-size: 1.6rem
    }

    .faqs-qa dt a {
        line-height: 1.4
    }

    .faqs-qa dt a span::before {
        top: 9px
    }

    .faqs-qa dd,
    .faqs-qa dt a {
        padding: 9px 38px 9px 3em
    }

    .footer-info-main li {
        display: block;
        margin-bottom: 40px
    }

    .footer-info-head {
        width: auto;
        margin-right: 0;
        padding-right: 0;
        border-right: 0;
        border-bottom: 1px solid #a06f05;
        margin-bottom: 10px;
        padding-bottom: 10px;
        font-size: 1.6rem
    }

    .topic-title-text1,
    .topic-title-text2 {
        width: calc(100% - 10px);
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

    .theme-env1,
    .theme-env2 {
        width: calc(100% - 1px);
        margin-left: auto;
        margin-right: auto;
    }

    .theme-env1 dt,
    .theme-env2 dt {
        min-width: 60px;
        width: min(90px, 12vw);
        font-size: 1.4rem;
        padding: 8px 5px;
    }


    .theme-env1 dd,
    .theme-env2 dd {
        padding: 10px 10px;
        font-size: 1.4rem;
    }
}




.image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0px;
    position: relative;
}

.image-gallery::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 1;
    pointer-events: none;
}

.image-gallery img {
    width: 150px;
    height: auto;
    cursor: pointer;
    box-shadow: 2px 2px 5px #ccc;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
}

.image-gallery img:first-child {
    width: 100%;
    max-width: 1700px;
    margin: 0 auto;
    margin-top: 20px;
    display: block;
}

.gallery-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 10px;
    margin-bottom: 30px;
    width: 100%;
    z-index: 2;
    position: relative;
    flex-wrap: wrap;
}

.gallery-controls .center-controls {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.gallery-controls .download-button {
    position: absolute;
    right: 0;
}

@media screen and (max-width: 1100px) {
    .gallery-controls {
        flex-direction: column;
        gap: 10px;
    }

    .gallery-controls .center-controls {
        width: 100%;
        justify-content: center;
    }

    .gallery-controls .download-button {
        position: relative;
        right: auto;
        margin-top: 10px;
    }
}

.gallery-controls button,
.gallery-controls .download-button {
    background: none;
    border: 1px solid #ccc;
    padding: 8px 15px;
    cursor: pointer;
    border-radius: 4px;
    color: white;
    white-space: nowrap;
    font-size: 16px;
    font-family: inherit;
    height: 36px;
    line-height: 1;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-controls button:hover,
.gallery-controls .download-button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.gallery-controls .page-counter {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 36px;
    line-height: 1;
}

.download-button {
    display: inline-block;
    text-decoration: none;
}

.page-counter {
    font-size: 16px;
    color: white;
}

.fullscreen-button {
    background: none;
    border: 1px solid #ccc;
    padding: 5px 15px;
    cursor: pointer;
    border-radius: 4px;
    color: white;
}

.fullscreen-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.fullscreen-overlay::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: 1;
    pointer-events: none;
}

.close-button {
    position: absolute;
    top: 60px;
    right: 30px;
    color: #fff;
    font-size: 3em;
    cursor: pointer;
    z-index: 2;
}

.fullscreen-image {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    margin-top: 50px;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    z-index: 2;
}

.fullscreen-overlay .page-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 20px;
    background: rgba(0, 0, 0, 0.5);
    padding: 5px 15px;
    border-radius: 4px;
    z-index: 2;
}

.prev-button,
.next-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #fff;
    font-size: 2em;
    padding: 10px 20px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.prev-button:hover,
.next-button:hover {
    opacity: 1;
}

.prev-button {
    left: 20px;
}

.next-button {
    right: 20px;
}

.gallery-controls button:disabled,
.prev-button:disabled,
.next-button:disabled {
    opacity: 0.35;
    cursor: default;
}

.gallery-controls button:disabled:hover {
    background-color: transparent;
}

.prev-button:disabled:hover,
.next-button:disabled:hover {
    opacity: 0.35;
}

/* 協賛企業テーマの展開/収納機能用スタイル */
.theme-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.theme-header-row .theme-lead2 {
    flex: 1;
    margin: 0;
    font-size: 1.8rem;
    line-height: 1.4;
}

.toggle-btn {
    background: #296858;
    color: white;
    border: none;
    border-radius: 4px;
    width: 30px;
    height: 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    margin-left: 15px;
    transition: background-color 0.3s ease;
    flex-shrink: 0;
}

.toggle-btn:hover {
    background: #1e4d3f;
}

.expandable-content {
    margin-top: 8px;
    padding: 15px;
    background: #f9f9f927;
    border-radius: 0 0 4px 4px;
    min-height: 80px;
    display: flex;
    align-items: flex-start;
}

.sponsor-message {
    margin: 0;
    color: white;
    font-size: 1.5rem;
    line-height: 1.5;
    text-align: left;
}

@media (max-width: 640px) {
    .theme-header-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .theme-header-row .theme-lead2 {
        font-size: 1.4rem;
        margin-bottom: 10px;
    }

    .toggle-btn {
        margin-left: 0;
        margin-top: 5px;
        font-size: 16px;
        width: 25px;
        height: 25px;
    }

    .expandable-content {
        padding: 10px;
        min-height: 60px;
    }

    .sponsor-message {
        font-size: 1.2rem;
    }
}