.intro-wrap {
    width: 100%;
    height: 100svh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999999999;
    background: #5671BD;
    opacity: 1;
    transition: opacity 0.8s ease;
    isolation: isolate;
}

.intro-wrap.fade-out {
    opacity: 0;
}

.intro-wrap .logo-box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

/* ===== 프로그레스바 ===== */
.intro-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.2);
    overflow: hidden;
}

.intro-progress .bar {
    width: 0%;
    height: 100%;
    background: #fff;
    transition: width 1.45s linear;
}



.container { width: 100%; height: 100vh; position: relative; overflow: hidden; display: flex; }
.container > div { width: 50%; }
.container > div a { width: 100%; height: 100%; display: block; position: relative; overflow: hidden; cursor: pointer; }
.container > div a > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease, filter 0.4s ease;
}
.container > div a > .abs-logo { position: absolute; right: 60px; top: 60px; transition: all 0.3s ease-in; }
.container > div a > .abs { position: absolute; left: 0; top: 78%; width: 100%; padding-left: 80px; transition: all 0.3s ease-in; z-index: 3; }
.container > div a > .abs .title-box { display: flex; align-items: center; }
.container > div a > .abs .title-box .title { font-size: 54px; font-weight: 600; margin-right: 8px; }

.container > div a > .abs .desc-box { display: flex; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.container > div a > .abs .desc-box.w570 { width: 570px; }
.container > div a > .abs .desc-box .circle { width: 4px; height: 4px; border-radius: 50%; background: #CECECE; margin: 0 10px; }
.container > div a > .abs .desc-box span { font-size: 20px; font-weight: 600; }

/* hover된 이미지 확대 */
.container > div:hover a > img {
    transform: scale(1.1);
}

/* LEFT hover → RIGHT 흑백 */
.container:has(.left:hover) .right a > img {
    filter: grayscale(100%);
}
.container:has(.left:hover) .right .abs-logo,
.container:has(.right:hover) .left .abs-logo { opacity: 0.5; }

.container:has(.left:hover) .right .abs,
.container:has(.right:hover) .left .abs { opacity: 0.7; }

.container:has(.left:hover) .right .so-bg { opacity: 0.4; }
.container:has(.right:hover) .left .im-bg { opacity: 0.4; }

/* RIGHT hover → LEFT 흑백 */
.container:has(.right:hover) .left a > img {
    filter: grayscale(100%);
}

.container > div a > .bg { width: 100%; height: 100%; position: absolute; left: 0; top: 0; opacity: 0; transition: all 0.3s ease-in; z-index: 2; }
.container > div a > .bg.so-bg { background: #EF876D; }
.container > div a > .bg.im-bg { background: #5671BD; }




.m-container { display: none; }


@media(max-width: 1200px){
    .container,
    .header { display: none; }
    .m-container { display: block; min-height: 100vh; }

    .m-container > div { width: 100%; }
    .m-container > div a { width: 100%; height: 100%; display: block; position: relative; overflow: hidden; }
    .m-container > div a > img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.6s ease, filter 0.4s ease;
    }
    .m-container > div a > .abs-logo { position: absolute; right: 22px; top: 28px; }
    .m-container > div a > .abs-logo img { width: 44px; }
    .m-container > div a > .abs { position: absolute; left: 0; bottom: 34px; width: 100%; padding: 0 24px; transition: all 0.3s ease-in; }
    .m-container > div a > .abs .title-box { display: flex; align-items: center; }
    .m-container > div a > .abs .title-box .title { font-size: 32px; font-weight: 600; margin-right: 2px; }
    
    .m-container > div a > .abs .desc-box { display: flex; align-items: center; flex-wrap: wrap; margin-top: 12px; }
    .m-container > div a > .abs .desc-box > div { display: flex; align-items: center; margin-bottom: 3px; width: 100%; }
    .m-container > div a > .abs .desc-box > div:last-child { margin-bottom: 0; }
    .m-container > div a > .abs .desc-box .circle { width: 4px; height: 4px; border-radius: 50%; background: #CECECE; margin-right: 10px; }
    .m-container > div a > .abs .desc-box span { font-size: 16px; font-weight: 600; }

    .intro-wrap .logo-box img { width: 100px; }

}


@media(max-width: 565px){
    .m-container > div a > .abs .title { font-size: 16px; }
    .m-container > div a > .abs > img.bra { width: 70px; }
    .m-container > div a > .abs > img.invi { width: 90px; }
    .m-container > div a > .abs > img.arrow { width: 20px; }
}