/* ===================================================== */
/* 1. 기본 세팅 */
/* ===================================================== */
html, body {
    /* width: 100vw; */
    min-height: 100vh;
    margin: 0;
    padding: 0;
    position: relative;
    overflow-x: hidden;
}
* {
    box-sizing: border-box;
}


/* ===================================================== */
/* 2. 섹션1 (브랜드 - 조성백) */
/* ===================================================== */
section.brand {
    background-color: #121212;
    padding-bottom: 40px;
}
section.section-content,
section.section-content-right {
    padding: 24px;
    position: relative;
}
section#brand div.profile {
    width: 100%;
    height: 56vw;
    margin-bottom: 8px;
    text-align: center;
}
section#brand div.profile > img.profile-ceo {
    display: none;
}
section#brand div.profile > img.profile-ceo_mobile {
    width: 44vw;
    height: 44vw;
    margin-top: 12vw;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
}
section#brand span.teacher {
    width: 100%;
    text-align: center;
    font-size: 11px;
    font-family: 'Noto Sans KR', sans-serif;
    color: rgba(255,255,255,0.4);
    display: inline-block;
}
section#brand p.know-how {
    margin-top: 40px;
    margin-bottom: 24px;
    font-size: 14px;
    font-family: 'Nanum Myeongjo', serif;
    text-decoration: underline;
    color: #e9d28d;
    text-align: center;
}
section#brand h1.logo {
    width: 100%;
    height: 36px;
    margin: 0 0 4px;
    text-indent: -9999px;
    background-image: url('../img/logo_jo.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}
section#brand h2 {
    margin-top: 8px;
    text-align: center;
    font-size: 18px;
    font-family: 'Noto Sans KR', sans-serif;
    letter-spacing: -0.5px;
    color: #ffffff;
}
section#brand h2 > strong {
    color: #e9d28d;
}
section#brand p.comment {
    text-align: center;
    font-family: 'Noto Sans KR', sans-serif;
    font-weight: 400;
    font-size: 13px;
    color: rgba(255,255,255,0.64);
}
section#brand ul {
    margin:0;
    padding:0;
    list-style: none;
}
section#brand .cate_inner {
    clear:both;
    max-width:1360px;
    margin:0 auto;
}
section#brand ul > li {
    list-style: none;
}
section#brand ul.cate {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    transform:translateY(-50px);
}
section#brand ul.cate > li {
    width: 19%;
    background:rgba(0,0,0,0.3);
    border-radius: 8px;
    padding:20px 12px;
    background-position: bottom right;
    background-repeat: no-repeat;
    background-size: cover;
}
section#brand ul.cate > li:nth-child(1):hover {background-image:url("/img/frame_banner1.jpg");}
section#brand ul.cate > li:nth-child(2):hover {background-image:url("/img/frame_banner2.jpg");}
section#brand ul.cate > li:nth-child(3):hover {background-image:url("/img/frame_banner3.jpg");}
section#brand ul.cate > li:nth-child(4):hover {background-image:url("/img/frame_banner4.jpg");}
section#brand ul.cate > li:nth-child(5):hover {background-image:url("/img/frame_banner5.jpg");}
section#brand ul.cate > li .title {
    display: block;
    font-family: "Pretendard";
    font-size: 20px;
    font-weight: 500;
    color:#fff;
    text-align: center;
    padding:16px 0;
    background-image: url("/img/title_pattern.png");
    background-repeat: no-repeat;
    background-position: right top;
    background-blend-mode: multiply;
    border-radius: 4px;
    margin-bottom: 12px;
}
section#brand ul.cate > li:nth-child(1) .title {background-color: #32B49F;}
section#brand ul.cate > li:nth-child(2) .title {background-color: #53B3DB;}
section#brand ul.cate > li:nth-child(3) .title {background-color: #35BD75;}
section#brand ul.cate > li:nth-child(4) .title {background-color: #2D61BD;}
section#brand ul.cate > li:nth-child(5) .title {background-color: #6143DB;}
section#brand ul.cate > li ul.menu {
    background:rgba(255,255,255,0.1);
    border-radius: 4px;
    overflow: hidden;
}
section#brand ul.cate > li:nth-child(1):hover ul.menu {background: #2D9D8F;}
section#brand ul.cate > li:nth-child(2):hover ul.menu {background: #3D8BB9;}
section#brand ul.cate > li:nth-child(3):hover ul.menu {background: #279D62;}
section#brand ul.cate > li:nth-child(4):hover ul.menu {background: #26529F;}
section#brand ul.cate > li:nth-child(5):hover ul.menu {background: #5237C1;}

section#brand ul.cate > li ul.menu > li:not(:last-child){
    margin-bottom: 4px;
}
section#brand ul.cate > li ul.menu > li a {
    display: block;
    padding:12px;
    font-family: "Pretendard";
    font-size: 15px;
    font-weight: 500;
    color:#fff;
    text-decoration: none;
    letter-spacing: 0;
    word-break: keep-all;
}
section#brand ul.cate > li ul.menu > li a:hover {
    background:rgba(255,255,255,0.08);
}
section#brand .ai_pass {
    width: 197px;
    height: 290px;
    position: absolute;
    top:85px;
    right:100px;
    border-radius: 8px;
    background: url("/img/ai_pass_bg.png") no-repeat;
    padding:20px;
    text-align: center;
    overflow: hidden;
}
section#brand .ai_pass .title {
    display: block;
    font-family: "Pretendard";
    font-size: 25px;
    font-weight: 500;
    color:#fff;
    margin: 16px 0;
}
section#brand .ai_pass a {
    display: inline-block;
    padding:12px 28px;
    font-family: "Pretendard";
    font-size: 17px;
    font-weight: 500;
    color:#fff;
    text-align: center;
    background: #1f46fe;
    border-radius: 4px;
    text-decoration: none;
    line-height: 27px;
}
@media (min-width: 768px) {
    section#brand.brand {
        width: 100vw;
        height: inherit;
        min-height: inherit;
        overflow: hidden;
    }
    section#brand div.profile {
        width: inherit;
        height: inherit;
        margin: 0;
        display: block;
        float: right;
    }
    section#brand div.profile > img.profile-ceo_mobile,
    section#brand span.teacher {
        display: none;
    }
    section#brand div.profile > img.profile-ceo {
        width: 360px;
        height: 360px;
        display: block;
        float: right;
    }
    section#brand div.description {
        width: 100vw;
        height: 360px;
        position: absolute;
        float: left;
    }
    section#brand div.description-inner {
        padding-left: 80px;
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
    }
    section#brand p.know-how {
        margin-top: 0;
        text-align: left;
        font-size: 18px;
    }
    section#brand h1.logo {
        background-position: left;
    }
    section#brand h2 {
        margin-bottom: 24px;
        text-align: left;
        font-size: 24px;
    }
    section#brand p.comment {
        margin: 0;
        text-align: left;
        font-size: 13px;
        color: rgba(255,255,255,0.64);
    }z
    section.section-content {
        padding: 80px;
        height: 480px;
        position: relative;
    }
}
@media (min-width: 1280px) {
    section.brand > div.content-inner {
        width: 1200px;
        height: 100%;
        margin: 0 auto;
    }
    section#brand.brand {
        width: 100%;
        height: inherit;
        min-height: inherit;
        overflow: hidden;
    }
    section#brand div.profile {
        width: inherit;
        height: inherit;
        margin: 0;
        display: block;
        float: right;
    }
    section#brand div.profile > img.profile-ceo_mobile,
    section#brand span.teacher {
        display: none;
    }
    section#brand div.profile > img.profile-ceo {
        width: 400px;
        height: 480px;
        object-fit: cover;
        object-position: left;
        display: block;
        float: right;
    }
    section#brand div.description {
        width: 100%;
        height: 480px;
        position: absolute;
        float: left;
    }
    section#brand div.description-inner {
        padding-left: 0;
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
    }
    section#brand p.know-how {
        margin-top: 0;
        text-align: left;
        font-size: 24px;
    }
    section#brand h1.logo {
        background-position: left;
    }
    section#brand h2 {
        margin-bottom: 40px;
        text-align: left;
        font-size: 36px;
    }
    section#brand p.comment {
        margin: 0;
        text-align: left;
        font-size: 24px;
        color: rgba(255,255,255,0.64);
    }
    section#brand a.go_main {
        display: inline-block;
        margin-top: 20px;
        padding: 8px 24px;
        border: 1px solid #ffffff;
        color: #ffffff;
        text-shadow: 0 0 8px rgb(60 158 186 / 40%);
        text-decoration: none;
        font-family: 'Noto Sans KR', sans-serif;
        font-size: 24px;
        font-weight: bold;
    }
    
}


/* ===================================================== */
/* 3A. 컨텐츠(좌측) */
/* ===================================================== */
section.section-officer {
    background-image: url('../img/section1_background.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
section.section-teacher {
    background-image: url('../img/section3_background.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
section.section-content div.section-number {
    margin: 0 0 16px;
    padding: 8px 16px;
    background-color: #ffffff;
    text-align: right;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    display: inline-block;
}
section.section-content div.section-number.section-1 {
    color: #65d2d1;
}
section.section-content div.section-number.section-3 {
    color: #23ac79;
}
.section-content div.content-inner {
    width: 100%;
    height: 100%;
    padding-top: 16px;
}
section.section-content div.content-inner > p.subject {
    clear:both;
    margin: 0;
}
section.section-content div.content-inner > p.subject > strong {
    display: block;
    font-size: 32px;
    font-family: 'Noto Sans KR', sans-serif;
    color: #ffffff;
    text-shadow: 0 0 8px rgba(0,0,0,0.2);
}
section.section-content  div.content-inner > p.subject > span {
    display: block;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 18px;
    color: #ffffff;
    word-break: keep-all;
    text-shadow: 0 0 8px rgba(0,0,0,0.2);
}
section.section-content div.content-inner > div.graphic,
section.section-content div.content-inner > div.graphic-teacher {
    padding-top: 32px;
}
section.section-content div.content-inner > div.graphic > img,
section.section-content div.content-inner > div.graphic-teacher > img{
    width: 100%;
    height: auto;
}
section.section-content div.content-inner > p.description {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 16px;
    line-height: 20px;
    color: #ffffff;
    word-break: keep-all;
    text-shadow: 0 0 8px rgba(0,0,0,0.2);
}
section.section-content div.content-inner  a,
section.section-content-right div.content-inner  a{
    display: inline-block;
    margin-top: 20px;
    padding: 8px 24px;
    border: 3px solid #ffffff;
    color: #ffffff;
    text-shadow: 0 0 8px rgba(60,158,186,0.4);
    text-decoration: none;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 14px;
    font-weight: bold;
}
@media (min-width: 768px) {
    .section-content div.content-inner {
        width: 100%;
        height: inherit;
        max-height: 480px;
        padding: 0;
    }
    section.section-content div.content-inner > p.subject {
        margin: 0;
    }
    section.section-content div.content-inner > p.subject > strong {
        width: 240px;
        margin: 16px 0;
        font-size: 36px;
        line-height: 40px;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content div.content-inner > p.subject > span {
        width: 240px;
        display: block;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content div.content-inner > div.graphic {
        width: 40%;
        float: right;
        position: absolute;
        right: 80px;
        top: 50%;
        transform: translateY(-50%);
    }
    section.section-content div.content-inner > div.graphic-teacher {
        width: 280px;
        float: right;
        position: absolute;
        right: 80px;
        top: 50%;
        transform: translateY(-50%);
    }
    section.section-content div.content-inner > div.graphic > img,
    section.section-content div.content-inner > div.graphic-teacher > img{
        width: 100%;
        height: auto;
    }
    section.section-content div.content-inner > p.description {
        width: 52%;
        margin-top: 40px;
        position: inherit;
        left: inherit;
        bottom: inherit;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content div.content-inner a,
    section.section-content-right div.content-inner  a {
        font-size: 18px;
    }
}
@media (min-width: 1280px) {
    .section-content > div.content-inner {
        width: 1200px;
        height: calc(56vh - 160px);
        padding: 0;
        margin: 0 auto;
        position: relative;
    }
    section.section-content div.content-inner > p.subject > strong {
        width: 100%;
        margin: 16px 0;
        font-size: 48px;
        line-height: 56px;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content div.content-inner > p.subject > span {
        width: 100%;
        display: block;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content div.content-inner > div.graphic {
        width: 32%;
        float: right;
        position: absolute;
        top: 50%;
        right: 0;
        transform: translateY(-50%);
    }
    section.section-content div.content-inner > div.graphic-teacher {
        width: 24%;
        float: right;
        position: absolute;
        right: 80px;
        top: 50%;
        transform: translateY(-50%);
    }
    section.section-content div.content-inner > p.description {
        width: 60%;
        position: absolute;
        left: inherit;
        bottom: inherit;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
        font-size: 20px;
        line-height: 24px;
    }
    section.section-content div.content-inner a,
    section.section-content-right div.content-inner  a{
        font-size: 24px;
    }
}


/* ===================================================== */
/* 3B. 컨텐츠(우측) */
/* ===================================================== */
section.section-upgrade {
    background-image: url('../img/section2_background.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
section.section-ai {
    background-image: url('../img/section4_background.jpg');
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
section.section-content-right div.section-number {
    margin: 0 0 16px;
    padding: 8px 16px;
    background-color: #ffffff;
    text-align: right;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    display: inline-block;
    float: left;
}
section.section-content-right div.section-number.section-2 {
    color: #48a5e2;
}
section.section-content-right div.section-number.section-4 {
    color: #2640d3;
}
section.section-content-right div.content-inner {
    width: 100%;
    height: 100%;
    padding-top: 16px;
}
section.section-content-right div.content-inner > p.subject {
    clear:both;
    margin: 0;
}
section.section-content-right div.content-inner > p.subject > strong {
    display: inline-block;
    font-size: 32px;
    font-family: 'Noto Sans KR', sans-serif;
    color: #ffffff;
    text-shadow: 0 0 8px rgba(0,0,0,0.32);
}
section.section-content-right  div.content-inner > p.subject > span {
    display: inline-block;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 18px;
    color: #ffffff;
    word-break: keep-all;
    text-shadow: 0 0 8px rgba(0,0,0,0.32);
}
section.section-content-right div.content-inner > div.graphic {
    padding-top: 32px;
}
section.section-content-right div.content-inner > div.graphic > img {
    width: 100%;
    height: auto;
}
section.section-content-right div.content-inner > p.description {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 16px;
    line-height: 20px;
    color: #ffffff;
    word-break: keep-all;
    text-shadow: 0 0 8px rgba(0,0,0,0.48);
}
@media (min-width: 768px) {
    section.section-content-right div.section-number {
        float: right;
    }
    section.section-content-right {
        padding: 80px;
        height: 480px;
        position: relative;
    }
    section.section-content-right div.content-inner {
        width: 100%;
        height: inherit;
        max-height: 480px;
        padding: 0;
    }
    section.section-content-right div.content-inner > p.subject {
        width: 100%;
        margin: 0;
        text-align: right;
        display: inline-block;
    }
    section.section-content-right div.content-inner > p.subject > strong {
        width: 240px;
        margin: 16px 0;
        font-size: 36px;
        line-height: 40px;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content-right div.content-inner > p.subject > span {
        width: 280px;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content-right div.content-inner > div.graphic {
        width: 32%;
        float: right;
        position: absolute;
        left: 80px;
        top: 50%;
        transform: translateY(-50%);
    }
    section.section-content-right div.content-inner > div.graphic > img {
        width: 100%;
        height: auto;
    }
    section.section-content-right div.content-inner > p.description {
        width: 52%;
        margin-top: 40px;
        margin-left: 48%;
        position: inherit;
        left: inherit;
        bottom: inherit;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
        text-align: right;
    }
}
@media (min-width: 1280px) {
    section.section-content-right > div.content-inner {
        width: 1200px;
        height: calc(56vh - 160px);
        padding: 0;
        margin: 0 auto;
        position: relative;
    }
    section.section-content-right div.content-inner > p.subject > strong {
        width: 100%;
        margin: 16px 0;
        font-size: 48px;
        line-height: 56px;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content-right div.content-inner > p.subject > span {
        width: 100%;
        display: block;
        word-break: keep-all;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
    }
    section.section-content-right div.content-inner > div.graphic {
        width: 32%;
        float: left;
        position: absolute;
        top: 50%;
        left: 0;
        transform: translateY(-50%);
    }
    section.section-content-right div.content-inner > p.description {
        width: 60%;
        position: absolute;
        left: inherit;
        right: 0;
        bottom: inherit;
        text-shadow: 0 0 8px rgba(0,0,0,0.2);
        font-size: 20px;
        line-height: 24px;
    }
}

@media (max-width: 1800px) {
    section#brand .ai_pass {right:3%;}
}

@media (max-width: 1700px) {
    section#brand .ai_pass {
        width: 100%;
        height: auto;
        background:url("/img/ai_pass_bg_large.png") no-repeat center center / cover;
        position:unset;
        margin-top:-20px;
    }
}

@media all and (max-width:1360px){
    section#brand .cate_inner {max-width: 90%;}
}

@media all and (max-width:1279px){
    /*section#brand ul.cate,
    section#brand .ai_pass {
        width: calc(100% - 160px);
        margin:0 auto;
    }
    section#brand .ai_pass {
        margin-top:-40px;
        padding:12px;
    }
    section#brand ul.cate > li .title,
    section#brand .ai_pass .title {
        font-size: 18px;
    }
    section#brand ul.cate > li ul.menu > li a,
    section#brand .ai_pass a {
        font-size: 14px;
    }
    section#brand .ai_pass .title {
        margin:12px 0;
    }
    section#brand .ai_pass a {
        padding:8px 20px;
    }*/
    section#brand ul.cate {
        justify-content: center;
    }

    section#brand ul.cate > li {
        width: 32%;
        margin-bottom: 2%;
    }
    section#brand ul.cate > li:not(:nth-child(3n)){
        margin-right: 2%;
    }
}

/*@media all and (max-width:1000px){
    section#brand ul.cate > li {
        width: 48%;
        margin-bottom: 20px;
    } 
}*/

@media all and (max-width:767px){
    section#brand ul.cate {
        /* width: 90%; */
        transform:none;
        margin-top:30px;
    }
    section#brand ul.cate > li {
        width: 100%;
        margin-bottom: 0;
    }
    section#brand ul.cate > li:not(:nth-child(3n)) {
        margin-right: 0;
    }
    section#brand ul.cate > li:not(:last-child){
        margin-bottom: 30px;
    }
    section#brand ul.cate > li:nth-child(1) {background-image:url("/img/frame_banner1.jpg");}
    section#brand ul.cate > li:nth-child(2) {background-image:url("/img/frame_banner2.jpg");}
    section#brand ul.cate > li:nth-child(3) {background-image:url("/img/frame_banner3.jpg");}
    section#brand ul.cate > li:nth-child(4) {background-image:url("/img/frame_banner4.jpg");}
    section#brand ul.cate > li:nth-child(5) {background-image:url("/img/frame_banner5.jpg");}
    section#brand ul.cate > li:nth-child(1) ul.menu {background: #2D9D8F;}
    section#brand ul.cate > li:nth-child(2) ul.menu {background: #3D8BB9;}
    section#brand ul.cate > li:nth-child(3) ul.menu {background: #279D62;}
    section#brand ul.cate > li:nth-child(4) ul.menu {background: #26529F;}
    section#brand ul.cate > li:nth-child(5) ul.menu {background: #6143DB;}
    section#brand .ai_pass {
        width: 90%;
        margin-top:0;
    }
}


/* ===================================================== */
/* 4. 푸터 */
/* ===================================================== */
footer#footer.footer {
    width: 100%;
    background-color: #303030;
    padding: 40px;
    color: #ffffff;
}
footer#footer > div.content-inner {
    height: inherit !important;
}
footer#footer strong {
    margin-bottom: 16px;
    display: block;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 16px;
    opacity: 0.64;
}
footer#footer ul {
    list-style: none;
    margin: 0 -3px;
    padding: 0;
    overflow: hidden;
}
footer#footer ul > li {
    margin: 0 3px;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 13px;
    float: left;
    opacity: 0.48;
}
footer#footer p {
    margin: 0;
    font-family: 'Noto Sans KR', sans-serif;
    font-size: 13px;
    opacity: 0.48;
}