/* ------------------------------------- main style ------------------------------------- */
.main-title {
    padding: 5px 20px;
    background-color: var(--primary);
    color: var(--white);
    font-weight: 700;
    font-size: 1.25em;
    display: flex;
    align-items: center;
    gap: 5px;
    width: fit-content;
    border-radius: 50px;
    margin-bottom: 50px;
}
.main-title::before {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--white);
    margin-right: 8px;
}
.main-title.hide {
    padding: 0;
}
/* ------------------------------------- main slide ------------------------------------- */
.main-slider-wrap {
    position: relative;
    background-color: #000;
}
.main-slide {
    width: 100%;
    height: 540px;
    position: relative;
}
.main-slide .inner {
    height: 100%;
    position: relative;
}
.slide-contents {
    position: absolute;
    color: var(--white);
    bottom: 150px;
    z-index: 2;
    width: 100%;
}
.slide-contents .bar {
    width: 1px;height: 5.75em;
    background-color: var(--white);
}
.slide-contents h3 {
    font-weight: 700;
    font-size: 1.88em;
    max-width: 50%;
    word-break: keep-all;
}
.slide-summary {
    font-size: 1.13em;
    line-height: 130%;
    max-width: 50%;
}
.main-slide img, .main-slide video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: absolute;
    top: 0;left: 0;
}

.main-slider .slick-dots {
    display: flex;
    align-items: flex-start;
    gap: 3px;    
    position: absolute;
    width: 100%;
    max-width: 1300px;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
}
.main-slider .slick-dots a {
    display: block;
    width: 65px;
    text-align: center;
    color: var(--clear-white);
    transition: all .2s ease;
    cursor: pointer;
}
.main-slider .slick-dots a .bar {
    display: block;
    width: 100%;
    height: 1px;
    background-color: var(--clear-white);
    margin-bottom: 5px;
    transition: all .2s ease;
}
.main-slider .slick-dots .slick-active a {
    color: var(--white);
}
.main-slider .slick-dots .slick-active a .bar{
    background-color: var(--white);
}

.main-slider .slick-dots .slider-btn {
    width: auto;
}
.main-slider .slick-dots .slider-btn:hover {
    color: var(--white);
}
.slider-control {
    margin-right: 15px;
}
/* ------------------------------------- link-box ------------------------------------- */
.main-link-wrap {
    border-bottom: 1px solid var(--line-color);
}
.main-link-box {
    width: calc(100% / 3);
    padding: 30px 35px;
    height: 330px;
    position: relative;
    border-right: 1px solid var(--line-color);
    overflow: hidden;
    background-color: var(--box);
    cursor: pointer;
    transition: all .2s ease;
    word-break: keep-all;
}
.main-link-box:hover {
    background-color: var(--box-dark);
}

.main-link-box:first-child {
    border-left: 1px solid var(--line-color);
}

.main-link-box img {
    position: absolute;
    width: 250px;
    right: 30px;
    bottom: -10px;
}
.link-btn-obj {
    padding: 4px 9px;
    border-radius: 50%;
    color: var(--line-color);
    border: 1px solid var(--line-color);
    transition: all .2s ease;
    background-color: var(--box);
    position: relative;
    z-index: 2;
}
.main-link-box:hover .link-btn-obj {
    background-color: var(--line-color);
    color: var(--white);
}

/* ------------------------------------- main announcement list ------------------------------------- */

.main-amt-wrap {
    background-color: var(--light-gray);
    padding: 80px 0;
}

.main-amt-list {
    margin-bottom: 20px;
}

.main-amt-box {
    width: calc(100% / 4 - 7px);
    background-color: var(--box);
    border-radius: 10px;
    border: 1px solid var(--line-color);
    padding: 25px;
    position: relative;
    overflow: hidden;
    transition: all .2s ease;
    cursor: pointer;
}

.main-amt-box::before {
    content: '';
    display: block;
    width: 60px;
    height: 60px;
    position: absolute;
    right: -30px;
    top: -30px;
    transform: rotate(45deg);
    background-color: var(--gray);
}

.main-amt-box:hover {
    background-color: var(--box-dark);
}

.amt-head {
    padding-bottom: 15px;
    border-bottom: 1px solid var(--line-color);
}

.amt-body {
    padding: 15px 0;
    width: 100%;
    height: 6.88em;
}
.amt-body p{
    word-break: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 4; 
    -webkit-box-orient: vertical;
    color: var(--default-txt);
    line-height: 130%;
    overflow: hidden;
}
.amt-type {
    color: var(--indirect);
}

.amt-title {
    color: var(--dark-txt);
    font-weight: 700;
    font-size: 1.25em;
}

.amt-foot {
    text-align: right;
    color: var(--light-txt);
    height: 38px;
}
.amt-foot img {
    height: 100%;
}
.main-amt-foot {
    text-align: right;
}
.amt-moreview-btn {
    padding: 3px 15px;
    font-weight: 700;
    border-radius: 30px;
    font-size: 1em;
}

/* ------------------------------------- main news ------------------------------------- */

.main-news-wrap {
    padding: 80px 0 100px;
    background-color: var(--box);
    background-image: url(../images/bg_obj.png);
    background-position: 50px -50px;
    background-size:auto;
    background-repeat: no-repeat;
}

.news-wrap {
    width: calc(100% / 2 - 60px);
    background-color: var(--box);
    border: 1px solid var(--line-color);
    border-radius: 10px;
    padding: 25px 30px;
}

.news-title {
    margin-bottom: 20px;
    color: var(--strong-txt);
}

.news-title .bar {
    width: 30px;
    height: 1px;
    display: block;
    background-color: var(--line-color);
}

.news-box {
    width: calc(100% / 2 - 7px);
    padding: 20px 25px;
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid var(--line-color);
    background-color: var(--box);
    transition: all .2s ease;
    cursor: pointer;
}

.news-box::before {
    content: '';
    width: 30px;
    height: 30px;
    transform: rotate(45deg);
    background-color: var(--gray);
    position: absolute;
    top: -15px;
    right: -15px;
}

.news-box:hover {
    background-color: var(--box-dark);
}

.post-title {
    margin-bottom: 10px;
    color: var(--dark-txt);
    font-size: 1.13em;
    font-weight: 500;
}

.post-summary {
    height: 5em;
    word-break: break-word;
    display: -webkit-box;
    -webkit-line-clamp: 4; 
    -webkit-box-orient: vertical;
    color: var(--default-txt);
    line-height: 130%;
    overflow: hidden;
    margin-bottom: 10px;
}

.post-date {
    text-align: right;
    color: var(--light-txt);
}

.news-moreview-btn {
    font-weight: 700;
    padding: 2px 10px;
    border-radius: 30px;
    border: 1px solid var(--primary);
    font-size: 1em;
}


/* tablet */
@media (max-width:1500px) {
    .main-slide {
        height: 480px;
    }
    /* main */
    .news-contents {
        flex-wrap: wrap;
    }
    .news-wrap {
        width: 100%;
        max-width: 800px;
    }
    .main-amt-wrap {
        padding: 50px 0 60px;
    }
    .main-amt-box {
        width: calc(100% / 2 - 8px);
    }
    .main-link-box {
        height: 280px;
    }
    .main-link-box img {
        width: 220px;
    }
}
@media (max-width:1200px) {
    .main-slide {
        height: 400px;
    }
    .main-amt-list .flex-box {
        flex-wrap: wrap;
    }
    .main-link-box  {
        height: 240px;
    }
    .main-link-box img {
        width: 180px;
    }
    .slide-contents {
       bottom: 100px; 
    }
    .main-slider .slick-dots {
        bottom: 50px;
    }
    
}
@media (max-width:868px) {
    .main-link-box img {
        width: 150px;
        right: 30px;
    }
    .main-link-box {
        padding: 20px 25px;
    }
    
}
@media (max-width:720px) {
    
    .news-list {
        flex-wrap: wrap;
    }
    .news-box {
        width: 100%;
        padding: 15px 20px;
    }
    .main-link-wrap > .inner > .flex-box {
        flex-direction: column;
    }   
    .main-link-box {
        width: 100%;
        height: 150px;
        border: 1px solid var(--line-color);
        border-bottom: 0;
        padding: 20px 25px;
    }
    .main-title {
        margin-bottom: 30px;
    }
    .main-amt-box {
        padding: 15px 20px;
    }
    
}
@media (max-width:560px) {
    .main-link-box h3{
        font-size: 1.5em;
    }
    .main-slide {
        height: 320px;
    }
    .slide-contents {
       bottom: 80px; 
    }
    .main-slider .slick-dots {
        bottom: 40px;
    }
    .main-news-wrap {
        padding: 50px 0 80px;
    }
    .slide-contents {
        gap: 15px;
    }
}
@media (max-width:380px) {
    .main-amt-box {width: 100%;}
}