/* Business 섹션 공통 스타일 */

/* AI 융합교실 및 전시기획 - 실제 시공사례 섹션 스타일 */
.sub_tit{margin-bottom:0;}
/* 공통 섹션 스타일 - PC */
.sections {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    gap: 30px;
}
section *{
    font-weight: 300;
}

/* 홀수 섹션 (텍스트 왼쪽, 이미지 오른쪽) */
.sections.sec-1,
.sections.sec-3,
.sections.sec-5 {
    flex-direction: row;
}

/* 짝수 섹션 (이미지 왼쪽, 텍스트 오른쪽) */
.sections.sec-2,
.sections.sec-4 {
    flex-direction: row;
}

/* 텍스트 박스 */
.sections .txt_box {
    flex: 0 0 41.6667%;
    max-width: 41.6667%;
}

/* 이미지 박스 */
.sections .max_img {
    flex: 0 0 58.3333%;
    max-width: 58.3333%;
}

/* 모바일 간격 숨김 */
.sections .pad_10.c_show {
    display: none;
}

/* 버튼 Wrapper */
.btn-wrapper {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
}

/* 다운로드 버튼 스타일 개선 */
.download_ai {
    flex: 1;
    min-width: 0;
    max-width: 50%;
    display: inline-block;
    /* padding: 10px 20px; */
    margin: 0;
    color: #fff;
    border-radius: 4px;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.download_ai:hover {
    background-color: #2a8fc8;
    color: #fff;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* 반응형 - 태블릿 */
@media only screen and (max-width: 992px) {
    .sections {
        flex-direction: column !important;
        max-width: 100%;
        padding: 0 15px;
        gap: 20px;
    }

    .sections .txt_box,
    .sections .max_img {
        /* flex: 0 0 100%; */
        max-width: 100%;
    }

    .sections .pad_10.c_show {
        display: block;
    }

    /* 모바일에서 모든 섹션 순서를 텍스트 -> 이미지로 통일 */
    .sections.sec-1 .txt_box,
    .sections.sec-3 .txt_box,
    .sections.sec-5 .txt_box {
        order: 1;
    }

    .sections.sec-1 .max_img,
    .sections.sec-3 .max_img,
    .sections.sec-5 .max_img {
        order: 2;
    }

    .sections.sec-2 .txt_box,
    .sections.sec-4 .txt_box {
        order: 1;
    }

    .sections.sec-2 .max_img,
    .sections.sec-4 .max_img {
        order: 2;
    }

    .sections .pad_10.c_show {
        order: 1.5;
    }
}

/* 반응형 - 모바일 */
@media only screen and (max-width: 768px) {
    .sections {
        padding: 0 10px;
        gap: 15px;
    }

    .btn-wrapper {
        /* flex-direction: column; */
        gap: 10px;
    }

    .download_ai {
        min-width: 50%;
        width: 50%;
    }
}

/* Business 페이지 inline style 통합 */
.in_sub_sort {
    position: absolute;
    bottom: 0;
    padding:0;
}

.in_sub_sort .nav li {
    border-left: 1px #72777a solid;
    background: rgba(0, 0, 0, 0.5);
    line-height: 35px;
}

.in_sub_sort .nav li:first-child {
    border-left: none;
}

.in_sub_sort .nav a {
    color: #fff;
}

.in_sub_sort .active {
    background: rgba(255, 255, 255, 0.7);
    color: #000 !important;
    font-weight: bold;
}

.in_sub_sort .gab_01 li {
    width: calc(100% / 1);
}

.in_sub_sort .gab_02 li {
    width: calc(100% / 2);
}

.in_sub_sort .gab_03 li {
    width: calc(99.9999% / 3);
}

.in_sub_sort .gab_04 li {
    width: calc(100% / 4);
}

.in_sub_sort .gab_05 li {
    width: calc(100% / 5);
}

.in_sub_sort .gab_06 li {
    width: calc(100% / 6);
}

.in_sub_sort .gab_07 li {
    width: calc(100% / 7);
}

@media only screen and (max-width:992px) {
    .in_sub_sort {
        display: none;
    }
}

@media only screen and (max-width:801px) {
    .sub_tit_chach {
        /* margin-top: 47%; */
    }
}

/* ==========================================
   Business Content 페이지 스타일
   ========================================== */

/* 전체 컨테이너 */
.business-content {
    padding: 80px 0;
}

/* 공통 섹션 스타일 */
.business-section {
    margin-bottom: 100px;
}

.business-section:last-child {
    margin-bottom: 60px;
}

/* 섹션 라벨 (사업 개요, 핵심 특징 등) */
.label-wrap {
    text-align: center;
    margin-bottom: 50px;
}

.section-label {
    font-size: 20px;
    color: black;
    font-weight: 400;
    letter-spacing: 0.5px;
    border: 1px solid lightgray;
    border-radius: 10px;
    padding: 5px 20px;
    display: inline-block;
    height: 40px;
    line-height: 30px;
}

/* 섹션 타이틀 */
.section-title {
    font-size: 36px;
    color: #0099E6;
    text-align: center;
    margin-bottom: 50px;
    font-weight: 700;
}

/* 섹션 설명 */
.section-description {
    text-align: center;
    /* max-width: 800px; */
    margin: 0 auto;
    line-height: 1.8;
}

.section-description p {
    font-size: 24px;
    color: black;
    margin-bottom: 10px;
    line-height: 1.5;
}

/* ==========================================
   핵심 특징 섹션
   ========================================== */

.features-section {
    /* margin-top: 80px; */
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.feature-box {
    background: #fff;
    border: 1px solid #CCCCCC;
    border-radius: 30px;
    padding: 40px 66px;
    transition: all 0.3s ease;
}

.feature-box:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.feature-number {
    font-size: 28px;
    color: #0066cc;
    font-weight: 700;
    margin-bottom: 20px;
}

.feature-title {
    font-size: 28px;
    color: black;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.4;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    font-size: 20px;
    color: #999999;
    /* line-height: 1.7; */
    margin-bottom: 12px;
    /* padding-left: 20px; */
    margin-left: 20px;
    position: relative;
    list-style: disc;
}


.feature-list li:last-child {
    margin-bottom: 0;
}

/* ==========================================
   기대 효과 섹션
   ========================================== */

.expected-section {
    /* margin-top: 80px; */
}

.expected-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
    background:url(/static/img/business/bg-box3.png) no-repeat center center;
    background-size:cover;
}

.expected-box {
    /* background: #1a2332; */
    /* border-radius: 8px; */
    padding: 72px 66px;
    color: #fff;
    transition: all 0.3s ease;
}
/* 
.expected-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
} */

.expected-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #fff;
    text-align: center;
}

.expected-divider {
    width: 40px;
    height: 2px;
    background: #fff;
    margin:0 auto;
    margin-bottom: 25px;
}

.expected-text {
    font-size: 20px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    font-weight: 200;
}

hr {
    border: none;
    border-top: 1px solid #cccccc;
    margin: 100px 0;
    display: block;
    height: 1px;
    width: 100%;
}

/* ==========================================
   지오윈드 혁신상 섹션
   ========================================== */

.geowind-section {
    /* margin-top: 80px; */
}

.geowind-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.youtube-box {
    position: relative;
    width: 853px;
    height: 100%;
}

.youtube-box > img {
    width: 100%;
    height: auto;
    border-radius: 12px;
}
.youtube-box a {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
}
.youtube-box a img{width:100%;height:auto;}
.prize-box {
    /* padding: 40px; */
}

.prize-box img {
    width: 200px;
    margin-bottom: 10px;
}

.prize-box h5 {
    font-size: 32px;
    font-weight: 700;
    color: #222;
    margin-bottom: 15px;
}

.prize-box .help {
    font-size: 20px;
    color: #999;
    margin-bottom: 25px;
}

.prize-box .txt {
    font-size: 20px;
    line-height: 1.5;
    color: black;
}

/* ==========================================
   체험 사례 섹션
   ========================================== */

.exp-section ul {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.exp-section li {
    text-align: center;
}

.exp-section li img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    /* margin-bottom: 20px; */
}

.exp-section li p {
    font-size: 28px;
    font-weight: 600;
    color: #222;
    margin: 29px;
}

/* ==========================================
   반응형 - 태블릿 (768px ~ 992px)
   ========================================== */

@media only screen and (max-width: 992px) {
    .business-content {
        padding: 60px 15px;
    }

    .business-section {
        margin-bottom: 70px;
    }

    .section-title {
        font-size: 3vw;
        margin-bottom: 30px;
    }

    .section-description p {
        font-size: 1.8vw;
    }

    /* 핵심 특징 - 2열 유지 */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
        margin-top: 40px;
    }

    .feature-box {
        padding: 30px 25px;
    }

    .feature-number {
        font-size: 2.5vw;
    }

    .feature-title {
        font-size: 2.5vw;
    }

    .feature-list li {
        font-size: 3vw;
        line-height: 1.3;
    }

    /* 기대 효과 - 1열로 변경 */
    .expected-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-top: 40px;
    }

    .expected-box {
        padding: 35px 25px;
    }

    /* 지오윈드 - 1열로 변경 */
    .geowind-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .geowind-grid .youtube-box{
        width:100%;
    }

    /* 체험 사례 - 1열로 변경 */
    .exp-section ul {
        grid-template-columns: 1fr;
        gap: 25px;
    }
}

/* ==========================================
   반응형 - 모바일 (768px 이하)
   ========================================== */

@media only screen and (max-width: 768px) {
    .business-content {
        padding: 40px 15px;
    }

    .business-section {
        margin-bottom: 50px;
    }

    .section-label {
        /* font-size: 13px; */
        /* margin-bottom: 12px; */
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 25px;
    }

    .section-description p {
        font-size: 16px;
        line-height: 1.5;
        text-align: left;
        padding: 0 20px;
    }

    /* 핵심 특징 */
    .features-grid {
        gap: 10px;
        margin-top: 30px;
    }

    .feature-box {
        padding: 25px 20px;
        border-radius: 10px;
    }

    .feature-number {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .feature-title {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .feature-list li {
        /* font-size: 14px; */
        margin-bottom: 10px;
        padding-left: 0;
    }

    /* 기대 효과 */
    .expected-grid {
        gap: 20px;
        margin-top: 30px;
        padding: 40px;
    }

    .expected-box {
        padding: 30px 20px;
    }

    .expected-title {
        font-size: 20px;
        margin-bottom: 18px;
    }

    .expected-divider {
        width: 35px;
        margin-bottom: 20px;
    }

    .expected-text {
        font-size: 18px;
        line-height: 1.4;
    }

    /* 지오윈드 */
    .geowind-grid {
        gap: 25px;
    }

    .youtube-box {
        min-height: 250px;
    }

    .youtube-box a {
        width: 80px;
        height: 80px;
    }

    .prize-box {
        padding: 30px 20px;
    }

    .prize-box img {
        width: 150px;
        margin-bottom: 20px;
    }

    .prize-box h5 {
        font-size: 22px;
        margin-bottom: 12px;
    }

    .prize-box .help {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .prize-box .txt {
        font-size: 14px;
        line-height: 1.7;
    }

    /* 체험 사례 */
    .exp-section ul {
        gap: 20px;
    }

    .exp-section li img {
        margin-bottom: 15px;
    }

    .exp-section li p {
        font-size: 24px;
    }

    hr {
        margin: 5vw 0 15vw;
    }
}