@charset "utf-8";

@import url('default.css'); /* 기본설정 */
@import url('layout.css'); /* 사이트 세부설정 */

.visual { position: relative; width: 100%; } 
.visual .slide { position: relative; }
.visual .slide1 { width: 100%; height: calc(var(--vh, 1vh) * 100); background: url("../images/main/visual_img1.jpg") no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; animation: imgScale 2.5s forwards; }
.visual .slide2 { width: 100%; height: calc(var(--vh, 1vh) * 100); background: url("../images/main/visual_img2.jpg") no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; animation: imgScale 2.5s forwards; }
.visual .slide3 { width: 100%; height: calc(var(--vh, 1vh) * 100); background: url("../images/main/visual_img3.jpg") no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; animation: imgScale 2.5s forwards; }
.visual .slide4 { width: 100%; height: calc(var(--vh, 1vh) * 100); background: url("../images/main/visual_img4.jpg") no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; animation: imgScale 2.5s forwards; }
.visual .slide5 { width: 100%; height: calc(var(--vh, 1vh) * 100); background: url("../images/main/visual_img5.jpg") no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; animation: imgScale 2.5s forwards; }
.visual .text { position: absolute; top: 50%; left: 0; width: 100%; font-size: 0; line-height: 0; text-align: center; transform: translatey(-50%); z-index: 222; }
.visual .text .tit { font-size: 65px; font-weight: 800; color: #fff; line-height: 70px; }
.visual .text .txt { margin-top: 30px; font-size: 26px; font-weight: 400; color: #fff; line-height: 35px; }
.visual .prev { position: absolute; top: 50%; left: 100px; transform: translatey(-50%); z-index: 777; }
.visual .next { position: absolute; top: 50%; right: 100px; transform: translatey(-50%); z-index: 777; }
.visual .prev a, .visual .next a { display: block; font-size: 0; line-height: 0; border-radius: 50%; border: 1px solid #fff; }
.visual .prev a:hover, .visual .next a:hover { border: 1px solid #02aaca; background-color: #02aaca; }

@keyframes imgScale {
	0% { transform: scale(1.15); }
	100% { transform: scale(1); }
}

h2 { margin-top: 170px; font-size: 60px; font-weight: 800; color: #282828; line-height: 65px; text-align: center; }
h2 em { display: block; margin-top: 20px; font-size: 24px; font-weight: 400; line-height: 33px; }

.product { position: relative; overflow: hidden; padding-bottom: 175px; background-color: #eceaec; }
.swiper-product { overflow: hidden; position: relative; width: 1280px; margin: 95px auto 0 auto; }
.swiper-slide a { display: block; }
.swiper-slide a .slide-img { position: relative; overflow: hidden; font-size: 0; line-height: 0; text-align: center; }
.swiper-slide a .slide-img img { max-width: 390px; border-radius: 30px; }
.swiper-slide a .slide-title { margin-top: 35px; font-size: 24px; font-weight: 700; color: #303030; line-height: 33px; text-align: center; }
.swiper-slide a .slide-txt { margin: 10px 20px 0 20px; font-size: 18px; font-weight: 500; color: #5b5b5b; line-height: 27px; text-align: center; overflow: hidden; display: -webkit-box; white-space: initial; text-overflow: ellipsis; -webkit-line-clamp: 2; -webkit-box-orient: vertical; word-break: break-word; }
.swiper-button-next { position: absolute; top: 50%; right: 50%; width: 49px; height: 49px; margin-right: -800px; border-radius: 50%; background: url('../images/main/arrow_next.png') no-repeat left top #c0c0c0; transition: all 0.3s ease; }
.swiper-button-prev { position: absolute; top: 50%; left: 50%; width: 49px; height: 49px; margin-left: -800px; border-radius: 50%; background: url('../images/main/arrow_prev.png') no-repeat left top #c0c0c0; transition: all 0.3s ease; }
.swiper-button-next:hover, .swiper-button-prev:hover { background-color: #55abea; transform: scale(1.1); }

.application { padding-bottom: 175px; }
.menu-container { display: flex; flex-wrap: wrap; margin-top: 80px; }
.menu-container li { position: relative; width: 25%; text-align: center; }
.menu-container li:before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 2px; background: #eee; }
.menu-container li .menu-item { position: relative; width: 100%; padding-top: 30px; font-size: 32px; font-weight: 800; color: #cacfd7; line-height: 41px; cursor: pointer; }
.menu-container li .menu-item em { display: block; margin-top: 10px; font-size: 15px; font-weight: 600; line-height: 22px; }
.menu-container li .menu-item em br { display: none; }
.menu-container li .menu-item:hover { color: #000; }
.menu-container li .menu-item.active { color: #000; }
.menu-container li .menu-item:before { content: ''; position: absolute; top: -3px; left: 0; width: 0; height: 8px; background-image: linear-gradient(90deg,#1f86cb,#44beba); transition: all 0.3s; }
.menu-container li .menu-item.active:before {width: 100%; }

.content-item { display: none; position: relative; margin-top: 95px; }
.content-item.active { display: block; }
.content-item .images { display: flex; flex-wrap: wrap; justify-content: space-between; }
.content-item .images a { display: block; overflow: hidden; font-size: 0; line-height: 0; border-radius: 10px; }

.rnd { overflow: hidden; width: 100%; padding-bottom: 180px; background: url('../images/main/rnd_bg.jpg') no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; }
.rnd h2 { color: #fff; }
.rnd .cont { display: flex; flex-wrap: wrap; width: 80%; margin: 95px auto 0 auto; }
.rnd .cont li { position: relative; width: 25%; padding: 15px 0; text-align: center; }
.rnd .cont li:before { content: ''; position: absolute; top: 0; left: 0; width: 1px; height: 100%; background: rgba(255,255,255,0.3); }
.rnd .cont li:first-child:before { display: none; }
.rnd .cont li .tit { font-size: 30px; font-weight: 700; color: #fff; line-height: 39px; }
.rnd .cont li .icon { margin-top: 55px; font-size: 0; line-height: 0; }
.rnd .cont li .txt { margin-top: 55px; font-size: 18px; font-weight: 400; color: #fff; line-height: 32px; }

.news { overflow: hidden; padding-bottom: 180px; background-color: #f6f6f6; }
.news .list { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 95px; }
.news .list li { position: relative; width: calc((100% - 84px) / 4); }
.news .list li a { position: relative; display: block; padding: 45px 30px 0 30px; border-radius: 30px; background-color: #fff; }
.news .list li a .date { font-size: 18px; font-weight: 400; color: #898a8a; line-height: 25px; }
.news .list li a .tit { margin-top: 30px; font-size: 26px; font-weight: 800; color: #000; line-height: 35px; overflow: hidden; display: -webkit-box; white-space: initial; text-overflow: ellipsis; -webkit-line-clamp: 2; -webkit-box-orient: vertical; word-break: break-word; }
.news .list li a .txt { height: 75px; margin-top: 30px; font-size: 18px; font-weight: 400; color: #898a8a; line-height: 25px; overflow: hidden; display: -webkit-box; white-space: initial; text-overflow: ellipsis; -webkit-line-clamp: 3; -webkit-box-orient: vertical; word-break: break-word; }
.news .list li a .more { margin-top: 55px; padding: 25px 0 45px 0; font-size: 14px; font-weight: 400; color: #737373; line-height: 21px; border-top: 1px solid #ccc; }
.news .list li a .more span { position: relative; display: inline-block; }
.news .list li a .more span::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; border-bottom: 1px solid #999; transition: width .4s; }
.news .list li a .more_arrow { position: absolute; bottom: 34px; right: 30px; font-size: 0; line-height: 0; border-radius: 50%; background-color: #e5e5e5; transition: transform 0.3s; }
.news .list li a:hover .more span::after { width: 100%; }
.news .list li a:hover .more_arrow { transform: rotate(360deg); }

.certifications { overflow: hidden; width: 100%; padding-bottom: 200px; background: url('../images/main/certifications_bg.jpg') no-repeat center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; }
.certifications h2 { color: #fff; }
.certifications .list { display: flex; flex-wrap: wrap; gap: 100px; width: 650px; margin: 90px auto 0 auto; }
.certifications .list li { width: calc((100% - 100px) / 2); }
.certifications .list li .tit { font-size: 26px; font-weight: 800; color: #fff; line-height: 35px; text-align: center; }
.certifications .list li .img { overflow: hidden; margin-top: 55px; font-size: 0; line-height: 0; border-radius: 15px; }
.certifications .list li .img img { width: 100%; }
.certifications .client { 	width: 100%; overflow: hidden; position: relative; height: 70px; margin-top: 95px; }
.certifications .client .slider { display: flex; position: absolute; left: 0; animation: slide-left 30s linear infinite; }
.certifications .client .slider:hover { animation-play-state: paused; }
.certifications .client .slider .box { overflow: hidden; width: 240px; height: 70px; border-radius: 5px; margin-right: 20px; transition: transform 0.3s; }

@keyframes slide-left {
	0% { transform: translateX(0); }
	100% { transform: translateX(-50%); }
}

@media screen and (max-width: 1480px) {
	.wrap { width: 1280px; margin: 0 auto; }

	.visual .prev { left: 20px; }
	.visual .next { right: 20px; }

	.rnd .cont { width: 96%; }
	.rnd .cont li .txt br { display: none; }
}

@media screen and (max-width: 1280px) {
	.wrap { width: 980px; margin: 0 auto; }

	.swiper-product { width: 980px; }
	.swiper-button-next { right: 20px; margin-right: 0; }
	.swiper-button-prev { left: 20px; margin-left: 0; }

	.content-item .images a img { height: 360px; }

	.rnd .cont { width: 980px; }
	.rnd .cont li { width: 100%; padding: 0; }
	.rnd .cont li ~ li { margin-top: 70px; }
	.rnd .cont li:before { display: none; }

	.news .list { gap: 20px; }
	.news .list li { position: relative; width: calc((100% - 20px) / 2); }
	.news .list li:nth-child(3), .news .list li:nth-child(4) { display: none; }
}

@media screen and (max-width: 980px) {
	.wrap { width: 750px; margin: 0 auto; }

	.swiper-product { width: 750px; }

	.content-item .images a img { height: 272px; }

	.rnd .cont { width: 750px; }
}

@media screen and (max-width: 768px) {
	.wrap { width: auto; margin: 0 20px; }

	.visual .text { left: 5%; width: 90%; }
	.visual .text .tit { font-size: 30px; line-height: 39px; }
	.visual .text .txt { margin-top: 20px; font-size: 16px; line-height: 25px; }
	.visual .prev a img, .visual .next a img { height: 38px; }

	h2 { margin-top: 75px; font-size: 30px; line-height: 39px; }
	h2 em { margin-top: 10px; font-size: 17px; line-height: 26px; }

	.product { padding-bottom: 75px; }
	.swiper-product { width: 250px; margin: 45px auto 0 auto; }
	.swiper-slide a .slide-img img { width: 100%; border-radius: 15px; }
	.swiper-slide a .slide-title { margin-top: 25px; font-size: 17px; line-height: 24px; }
	.swiper-slide a .slide-txt { margin: 10px 0 0 0; font-size: 14px; line-height: 21px; }
	.swiper-button-next { width: 30px; height: 30px; background-size: 30px; }
	.swiper-button-prev { width: 30px; height: 30px; background-size: 30px; }

	.application { padding-bottom: 75px; }
	.menu-container { margin-top: 40px; }
	.menu-container li:before { height: 2px; }
	.menu-container li .menu-item { padding-top: 15px; font-size: 16px; line-height: 25px; }
	.menu-container li .menu-item em { margin-top: 10px; font-size: 12px; line-height: 15px; }
	.menu-container li .menu-item em br { display: block; }
	.menu-container li .menu-item:before { top: -2px; height: 4px;  }

	.content-item { margin-top: 45px; }
	.content-item.active { display: block; }
	.content-item .images a img { width: 100%; }
	.content-item .images a:nth-child(2) { display: none; }

	.rnd { padding-bottom: 75px; }
	.rnd .cont { width: auto; margin: 40px 20px 0 20px; }
	.rnd .cont li ~ li { margin-top: 40px; }
	.rnd .cont li .tit { font-size: 18px; line-height: 25px; }
	.rnd .cont li .icon { margin-top: 20px; }
	.rnd .cont li .icon img { height: 55px; }
	.rnd .cont li .txt { margin-top: 20px; font-size: 14px; line-height: 23px; }

	.news { padding-bottom: 80px; }
	.news .list { gap: 20px; margin-top: 45px; }
	.news .list li { position: relative; width: 100%; }
	.news .list li a { padding: 25px 20px 0 20px; border-radius: 10px; }
	.news .list li a .date { font-size: 14px; line-height: 23px; }
	.news .list li a .tit { margin-top: 15px; font-size: 16px; line-height: 23px; }
	.news .list li a .txt { height: 60px; margin-top: 15px; padding-bottom: 20px; font-size: 13px; line-height: 20px; }
	.news .list li a .more { margin-top: 25px; padding: 20px 0 25px 0; font-size: 12px; line-height: 21px; }
	.news .list li a .more_arrow { bottom: 20px; right: 20px; }
	.news .list li a .more_arrow img { height: 31px; }

	.certifications { padding-bottom: 80px; }
	.certifications .list { gap: 35px 20px; width: auto; margin-top: 40px; }
	.certifications .list li { width: calc((100% - 20px) /2); }
	.certifications .list li .tit { font-size: 16px; line-height: 25px; }
	.certifications .list li .img { margin-top: 25px; border-radius: 10px; }
	.certifications .client { height: 70px; margin-top: 45px; }
	.certifications .client .slider .box { width: 120px; height: 35px; margin-right: 10px; }
	.certifications .client .slider .box img { height: 35px; }
}

@media screen and (max-width: 480px) {
	.wrap { width: auto; margin: 0 20px; }

}