.home .vertice .members {
    position: relative;
    width: 100%;
    /* 기준 컨테이너 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.home .vertice .members .text {
    display: flex;
    padding: 12rem 0rem 9rem 16rem;
    margin: 0 auto 4rem auto;

    justify-content: center;
    align-items: start;

    flex-direction: column;
    gap: 1.25rem;
    align-self: center;

    width: 54rem;
    height: clamp(1rem, 100vw, 3rem);

    font-size: 1.25rem;
    z-index: 0;

    color: #333;
}

.home .vertice .members .text h1 {
    font-size: 1.5rem;
    text-align: start;
}

.map-wrapper {
    position: absolute;
    top: 6rem;
    right: 30%;

    pointer-events: none;
    z-index: 0;

}

.map {
    width: clamp(16rem, 24vw, 20rem);
    height: auto;
    opacity: 0.5;
    filter: grayscale(50%);

    transition: all ease-out 600ms;

}

.home .vertice .members:hover .map {
    opacity: 1;
    filter: grayscale(0%)
}


.home .vertice .members .text h2 {
    text-align: start;
    font-size: clamp(0.75rem, 24vw, 1rem);
    font-weight: 400;

    transition: all 400ms;
}

.home .vertice .members .text span {
    text-align: start;
    font-size: clamp(0.75rem, 24vw, 1rem);
    color: #3D64FF;
    font-weight: 500;

    transition: all 400ms;
}


.home .vertice .members .universities {
    background: linear-gradient(242deg,
            rgba(164, 196, 228, 0.00) 78.31%,
            rgba(223, 239, 255, 0.20) 116.56%),
        #FFF;

    display: flex;
    justify-content: center;
    /* ✅ 내부를 수평 중앙 정렬 */
    padding: 0rem 0rem 6rem 0rem;
}


.v-regions-wrapper {
    display: flex;
    gap: 2rem;

    width: fit-content;
    max-width: 64rem;
    /* ✅ 중앙 기준선 설정 */
    margin: 0 auto;
    /* ✅ 수평 중앙 정렬 */
    flex-wrap: wrap;
    /* ✅ 반응형 줄바꿈 대응 */
    justify-content: center;
    /* ✅ 내부 열을 중앙 정렬 */
}

.v-regions {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2.0rem;
}

.region {
    position: relative;
    background: #FFFfffdd;
    overflow: hidden;

    border-radius: 1.25rem;
    border: 0.0625rem solid rgba(51, 51, 51, 0.15);
    background: #FFF;

    display: flex;
    padding: 1.5rem;
    flex-direction: column;
    justify-content: center;
    align-items: left;
    gap: 0.5rem;

    box-shadow: 0.375rem 0.375rem 1.0rem 0.0rem rgba(0, 0, 0, 0);
    transition:
        background 300ms,
        box-shadow 600ms;
}

.region::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 1.25rem;
    border: 0.0625rem solid #A4C4E444;
    background: linear-gradient(133deg, rgba(226, 244, 255, 0) 80%, rgba(181, 204, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity 500ms ease;
    z-index: 0;
}

.region:hover::before {
    opacity: 1;
}

.region:hover {
    box-shadow: 0.0rem 0.0rem 3.0rem 0.0rem rgba(0, 145, 255, 0.04);
    transition: opacity box-shadow 1000ms;
}

.region:hover label {
    font-size: 1.0rem;
    text-decoration: underline;
}


.region>* {
    position: relative;
    z-index: 1;
}

/* Region Header */
.region-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 1.0rem;
    margin-bottom: 1.0rem;
}

.region-header img {
    width: 1.5rem;
    height: 1.5rem;
    object-fit: contain;
    transition: all 600ms;
}

.region-header h2 {
    margin: 0;
    text-align: left;
    font-size: 1.125rem;
    font-weight: heavy;

    transition: all 600ms
}


.region:hover .region-header h2 {
    font-size: 1.25rem;
    transition: all 600ms;
}

.card {
    display: flex;
    width: 12.5rem;
    padding: 0.25rem 1.25rem;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    

    border-radius: 1.0rem;
    border: 0.0625rem solid #fff;
    
    background-color: #fff;

    transition: all 300ms ease;

    cursor: pointer;
}

.card.hovering {
    background: #F5FAFF;
    border: 0.0625rem solid #A4C4E400;
    transition: all 300ms ease
}

.card-divider {
    width: 100%;
    height: 0.0625rem;
    background-color: #A4C4E4;
}

.card.expanded {
    background: #fff;
    border: 0.0625rem solid #A4C4E4;
    transition: all 300ms ease
}

.card.expanded.hovering {
    background: #F5FAFF;
    border: 0.0625rem solid #A4C4E4;
    transition: all 300ms ease
}

.expanded-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: all 300ms ease;
    margin-top: 0;
    display: block;
    /* 항상 block으로 유지 */
    text-align: start;
}

.card.expanded .expanded-content {
    max-height: 31.25rem;
    /* 충분히 큰 값으로 설정 (콘텐츠 최대치보다 크면 됨) */
    opacity: 1;
    margin-top: 0.5rem;
    align-content: start;
}

.card .card-title-bar {
    display: flex;
    width: 100%;
    max-height: 3.0rem;
    justify-content: space-between;
    align-items: center;
}

.card .card-title-bar h3 {
    color: #555;
    font-family: 'NanumSquareNeoLight';
    font-size: 1rem;
    margin: 1, 0;

    transition: all 300ms;
}

.card:hover .card-title-bar h3, 
.card.expanded .card-title-bar h3,
.card.expanded:hover .card-title-bar h3 {
    font-family: 'NanumSquareNeo';
    color: #333;
}

.visit-btn {
    display: flex;
    width: 1.75rem;
    height: 1.75rem;
    padding: 0.125rem;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    background: #ffffff;

    border-radius: 0.5rem;
    opacity: 0.8;
    background: #FFF;
}

.card:hover .visit-btn {
    box-shadow:  0.375rem 0.375rem 0.5rem 0.0rem rgba(78, 177, 252, 0.1);
}

.visit-btn:hover {
    background: #006FFF;
    box-shadow: -0.25rem -0.25rem 1.5rem 0.0rem rgba(255, 0, 179, 0.1), 0.375rem 0.375rem 0.5rem 0.0rem rgba(78, 177, 252, 0.4);
    backdrop-filter: blur(0.25rem);
}

.visit-btn svg path {
    stroke: #555;
    stroke-width: 0.0938rem;
}

.card:hover.visit-btn svg path {
    stroke: #333;
    stroke-width: 0.0938rem;
}

.visit-btn:hover svg path {
    stroke: #fff;
    stroke-width: 0.0938rem;
}

.label {
    font-size: 0.875rem;
    font-family: 'NanumSquareNeo';
    font-weight: 400;
    margin: 0;
    margin-bottom: 0.25rem;
}

.email-group {
    margin-top: 1.5rem;
    margin-bottom: 1.0rem;
    gap: 0.0rem;
}

.email-list {
    align-items: center;
    list-style-type: disc;
    list-style-position: outside;
    padding-left: 1.75rem;
    margin: 0;
    gap: 0.25rem;
}

.email-item {
    display: list-item;
    list-style-type: disc;
    max-width: 10.0rem;

    padding: 0.25rem 0.5rem;
    border-radius: 1.0rem;
    cursor: pointer;
    transition: background-color 0.2s ease;
    position: relative;

    overflow: visible;
}

.email-item span {
    display: inline-block;
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;

    font-size: 0.875rem;
    font-weight: 400;
    color: #333;

    vertical-align: -10%;
}

.email-item:hover {
    background-color: #E5F2FF;
}

.copy-overlay {
    position: absolute;
    top: 0;
    left: -1.625rem;
    width: 114%;
    height: 100%;
    background-color: #006FFF;
    border-radius: 1.0rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 1;
}

.copy-overlay.active {
    opacity: 1;
}

@media (max-width: 1024px) {
    .region,
    .region:hover {
        display: fles;
        align-items: left;
        border: 0.1rem solid rgba(51, 51, 51, 0.15);

        box-shadow: none;
    }

    .region::before,
    .region:hover::before {
        border: 0.1rem solid rgba(51, 51, 51, 0.0);
        box-shadow: none;
    }

    .region-header h2,
    .region:hover .region-header h2 {
        font-size: 1.125rem; /* 동일하게 유지 */
        font-family: 'NanumSquareNeoBold'; /* or 고정 */
        transition: none; /* hover 시 재계산 방지 */
        line-height: 1.5rem;
        min-height: 1.5rem;
    }

    /* ✅ 카드 기본 + hover 통합 효과 */
    .card,
    .card.hovering,
    .card.expanded,
    .card.expanded.hovering {
        transition: all 0ms;
    }

    .card-title-bar h3, .card:hover .card-title-bar h3 {
        color: #333;
        font-family: 'NanumSquareNeo';
    }

    .card, .card.hovering {
        background-color: #fff;
        border: 0.1rem solid rgba(51, 51, 51, 0);
    }
    
    .card.expanded,
    .card.expanded.hovering {
        background-color: #F5FAFF;
        border: 0.1rem solid rgba(51, 51, 51, 0.15);
    }

    .expanded-content {
        transition: all 0ms;
    }

    /* ✅ 이메일 아이템 기본 + hover 효과 상시 적용 */
    .email-item,
    .email-item:hover {
        text-decoration: underline 1px;
        text-decoration-line: line-through;
    }

    /* ✅ 방문 버튼 기본 + hover 효과 상시 적용 */
    .visit-btn,
    .visit-btn:hover,
    .card:hover .visit-btn {
        background: #fff;
        box-shadow:
            -0.25rem -0.25rem 1.5rem 0.0rem rgba(255, 0, 179, 0),
            0.375rem 0.375rem 1.5rem 0.0rem rgba(78, 177, 252, 0);
        backdrop-filter: blur(0.25rem);
    }

    .visit-btn svg path, .visit-btn:hover svg path {
        stroke: #333;
        stroke-width: 0.0938rem;
    }
}

@media (max-width: 768px) {
    .home .vertice .members {
        padding: 2rem 0rem;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
    }

    .home .vertice .members .text {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 4rem 1rem 0rem 1rem;
        width: 100%;
        max-width: 80vw;
        text-align: center;
        gap: 1rem;
    }

    .home .vertice .members .text h1 {
        text-align: center;
        font-size: 1.25rem;
    }

    .home .vertice .members .text h2 {
        text-align: center;
        font-size: 0.875rem;
        margin-top: 0.5rem;
    }

    .home .vertice .members .text span {
        display: inline;
        color: #3D64FF;
    }

    .map {
        opacity: 0;
    }

    .home .vertice .members:hover .map {
        opacity: 0;
    }
}