@charset "utf-8";

#hd.sub{z-index: 2;}
/* 서브 공통 */

/* 이미지 모달창 */
#modal {display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;overflow:auto;background-color: rgba(0,0,0,.6);}
#modal__content {display: flex;flex-wrap: wrap;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);margin: 0 auto;padding: 60px;background: #FFF;box-shadow: 0px 0px 15px rgba(0,0,0,0.5);}
.modal__exit {position: absolute;width: 60px;height: 60px;top: 0px;right: 0px;font-size: 30px;font-weight: 300;background: #000;color: #FFF;text-align: center;}
.modal__exit span {width: 30px;height: 3px;background: #FFF;display: block;margin: 0 auto;}
.modal__exit span:nth-child(1) {margin: 0px auto 5px;transform: rotate(45deg);position: absolute;top: 50%;left: 15px;}
.modal__exit span:nth-child(2) {margin: 0px auto 5px;transform: rotate(-45deg);top: 50%;position: absolute;left: 15px;}
.modal__img {flex: 0 1 100%;text-align: center;}
.modal__img img {width:100%;max-width: 400px;}
.modal__ttl {flex: 0 1 100%;text-align: center; font-size: 16px; font-weight: 600;}

@media screen and (max-width: 768px){
  #modal__content {padding: 50px 20px;width: 80%;}
	.modal__exit {width: 50px;height: 50px;}
	.modal__exit span {width: 25px;height: 3px;}
	.modal__exit span:nth-child(1) {left: 13px;}
	.modal__exit span:nth-child(2) {left: 13px;}
}

.overlay {display: none;position:absolute;top:0;left:0;width:100%;height:100%;background: rgba(0,0,0,0.5) !important;z-index: 20;cursor: pointer;}
.overlay__message{display: block;width: 100%;font-size: 18px;line-height: 28px;color:#fff;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);}

@media screen and (max-width: 500px) {
	.overlay__message{font-size: 16px;line-height: 26px;}
}
/* 서브페이지 네비게이션 */

#sub__nav{
  position: relative;
  height: 58px;
  margin-top: 100px;
  background-color: #f8f9fa;
  border-top: 1px solid #ddd;
}
#sub__nav .nav-top-wr {
  margin:0 auto;background: #fff;border-bottom: 1px solid #e5e5e5;
}
#sub__nav .nav-top-wr .wr-1400 {
  display: flex;
  flex-wrap: wrap;
  position: absolute;
  bottom: 6px;
  left: calc(50%);
  transform: translateX(-50%);
  max-width: 1300px;
}
/*
#sub__nav .visual__wrap{height: 53px;margin-top: 88px;background-size: cover;background-repeat: no-repeat;background-position: center;position: relative;background-color: #f8f9fa;border-top: 1px solid #ddd;}
#sub__nav .nav-title.mft { display: none;}
*/
#sub__nav .nav-top-wr .home {display: flex;align-items: center;justify-content: center;width: 60px;height: 45px;}
#sub__nav .nav-top-wr .nav_ul {position: relative;z-index: 99;}
#sub__nav .nav-top-wr .nav_ul:before {display:block;/* content:''; */width: 1px;height: 80%;position: absolute;bottom: -1px;right:0;background: #d7d7d7;}
#sub__nav .nav-top-wr .nav_ul li {position:relative;float:left;min-width: 250px;padding: 0 30px;height: 45px;z-index: 99;cursor: pointer;transition: all 0.3s;}
#sub__nav .nav-top-wr .nav_ul > li:before {display:block;content:'';width: 1px;height: 15px;position: absolute;bottom: 50%;left: 0;background: #00000050;transform: translateY(50%);}
#sub__nav .nav-top-wr .nav_ul li .nav_1a {display:block;font-size: 20px;color: #000;height: 45px;line-height: 47px;font-weight: 400;}
#sub__nav .nav-top-wr .nav_ul li .nav_1a::after {content:'';display:block;position:absolute;transform: translateY(-50%);top: 50%;right: 35px;width:12px;height:12px;background: url('../img/sub/icon_sub_arrow--grey.png')no-repeat center;}
#sub__nav .nav-top-wr .nav_ul li ul {position:relative;display:none;position:absolute;top: 44px;left:-1px;border-top: 1px solid #e3e3e3;border-left:1px solid #e3e3e3;z-index:10;}
#sub__nav .nav-top-wr .nav_ul li ul li {border-bottom:1px solid #e3e3e3;border-right:1px solid #e3e3e3;transition:0.3s;background:#fff;/* line-height: 60px; */height: 50px;z-index: 99;}
#sub__nav .nav-top-wr .nav_ul li ul li:hover {background:#f5f5f5}
#sub__nav .nav-top-wr .nav_ul li ul li a {display:block;height: 50px;line-height: 50px;color:#000;font-weight: 600;}

#sub__nav.nav03 .nav-top-wr .nav_ul>li:before{display:block;content:'';width:1px;height:15px;position:absolute;bottom:50%;left:0;background:#ffffff50;transform:translateY(50%)}
#sub__nav.nav03 .nav-top-wr .nav_ul li .nav_1a::after{content:'';display:block;position:absolute;transform: translateY(-50%);top: 50%;right: 35px;width:12px;height:12px;background: url('../img/sub/icon_sub_arrow--grey.png')no-repeat center;}

#sub__nav.nav04 .nav-top-wr .nav_ul>li:before{display:block;content:'';width:1px;height:15px;position:absolute;bottom:50%;left:0;background:#ffffff50;transform:translateY(50%)}
#sub__nav.nav04 .nav-top-wr .nav_ul li .nav_1a::after{content:'';display:block;position:absolute;transform: translateY(-50%);top: 50%;right: 35px;width:12px;height:12px;background: url('../img/sub/icon_sub_arrow--grey.png')no-repeat center;}

#sub__nav.nav05 .nav-top-wr .nav_ul>li:before{display:block;content:'';width:1px;height:15px;position:absolute;bottom:50%;left:0;background:#ffffff50;transform:translateY(50%)}
#sub__nav.nav05 .nav-top-wr .nav_ul li .nav_1a::after{content:'';display:block;position:absolute;transform: translateY(-50%);top: 50%;right: 35px;width:12px;height:12px;background: url('../img/sub/icon_sub_arrow--grey.png')no-repeat center;}

/* mobile */
.m-menu {display:none;/* padding-top: 10px; */}
.m-menu .mnav-ul li .mnav-1a {display:block;background: #202329;font-size:15px;color: #fff;height: 50px;line-height: 48px;font-weight:400;cursor:pointer;padding: 0 25px;letter-spacing: -0.5px;position: relative;}
.m-menu .mnav-ul li .mnav-1a > span {display: block;content: '';position:absolute;background: url(../img/sub/w_icon_sub_arrow--grey.png) no-repeat center;right: 25px;top: 50%;width: 16px;height: 12px;margin-top: -6px;transition: all 0.5s;}
.m-menu .mnav-ul li .mnav-1a.active span {transform:rotate(180deg)}
.m-menu .mnav-ul li ul {position:relative;display:none;position:absolute;left: 0px;z-index:10;width: calc(100% + 0px);border: 1px solid #e3e3e3;padding: 15px 30px;background: #fff;}
.m-menu .mnav-ul li ul li {border-bottom: 0;border-right: 0;transition:0.3s;background:#fff;padding: 3px 0;}
.m-menu .mnav-ul li ul li a {display: block;/* line-height: 1; */color: #6c6c6c;letter-spacing: -1px;font-size: 16px;word-break: keep-all;line-height: 30px;}
.m-menu .mnav-ul li ul li a:hover {color: #005ad4;font-weight:bold;text-decoration:underline;}


@media (max-width:1300px){
	#sub__nav .nav-top-wr .wr-1400 {bottom:0}
	#sub__nav .nav-top-wr .home {width:50px;height:50px;line-height: 48px;}
	#sub__nav .nav-top-wr .nav_ul li{height: 50px;}
	#sub__nav .nav-top-wr .nav_ul li .nav_1a{height:50px;line-height:50px;font-size: 16px;}
}

@media (max-width:1024px){

}

@media (max-width: 768px){
	#sub__nav .pc-menu{display:none}
	#sub__nav .m-menu{display:block;}
}

@media (max-width:500px){

}

/* 공통 */
#wrapper .sub {
    /*padding: clamp(40px,5.2vw,120px) 0;*/
}

#wrapper .sub .wr_1300 {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 0 clamp(40px,5.2vw,120px);
    /*border: 1px solid orange;*/
}

#wrapper .sub .wr_1300 .tit {
    padding: 0 0 clamp(30px,2vw,40px);
    /* color: #dc4613; */
    font-weight: 600;
}

@media screen and (max-width:1400px) {
	#wrapper .sub {padding: clamp(40px,5.2vw,120px) 40px;}
}

/* sub1_1 */
.sub1_1 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub1_1 .tit {gap: 21px;font-size: 32px;font-weight: 700;margin-bottom: 50px;position: relative;/* color: #d94c3a; */display: flex;}
.sub1_1 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub1_1 .flex-box {display: flex;gap: 80px;align-items: flex-start;}
.sub1_1 .left { flex: 1; min-width: 400px;}
.sub1_1 .left img {width: 100%;height: auto;}
.sub1_1 .right {flex: 1;display: flex;flex-direction: column;gap: 57px;}
.sub1_1 .right_tit {font-size: 24px;/* font-weight: 600; */line-height: 1.6;position: relative;padding-left: 60px;}
.sub1_1 .right_tit span {color: #1140aa;tab-size: 36px;}
.sub1_1 .right_tit::before{position: absolute;background: url(../img/sub/quotes_1.png);content: "";top: -37px;right: 0;bottom: 0;left: -17px;background-repeat: no-repeat;}
.sub1_1 .right_tit::after{position: absolute;background: url(../img/sub/quotes_2.png);content: "";top: 63%;right: 0px;bottom: 0;left: 58%;background-repeat: no-repeat;width: 87px;height: 67px;}
.sub1_1 .text.top {font-size: 21px;line-height: 1.8;color: #333;font-weight: 400;}
.sub1_1 .text.btm { margin-top: 20px; display: flex; align-items: center; gap: 10px;}
.sub1_1 .text.btm img {width: 80px;height: auto;}
.sub1_1 .text.btm span {font-size: 23px;font-weight: 600;}
.sub1_1 .pc_only {display: inline;}

/* 반응형 */
@media (max-width: 1024px) {
  .sub1_1 .flex-box { flex-direction: column; gap: 50px; }
  .sub1_1 .right_tit { padding-left: 50px; font-size: 22px; background-size: 30px; }
}

@media (max-width: 768px) {
  .sub1_1 .tit { font-size: 28px; }
  .sub1_1 .right_tit { padding-left: 40px; font-size: 20px; }

  .sub1_1 .text.top { font-size: 16px; }
  .sub1_1 .text.btm img { width: 60px; }
  .sub1_1 .text.btm span { font-size: 16px; }
  .sub1_1 .pc_only { display: none; }
  
  .sub1_1 .right_tit::before,
  .sub1_1 .right_tit::after{ display: none !important; }
  .sub1_1 .right_tit br{display: none;}
}

@media (max-width: 768px) {
  .sub1_1 .left { min-width: auto; width: 100%; }
  .sub1_1 .wr_1300 { padding: 30px 15px; }
  .sub1_1 .right_tit { text-align: center; }

  #wrapper .sub1_1 .sub_tit {
    padding: 10px 12px;
    background: #dc461310;
    margin: 0 0 clamp(15px,2vw,30px);
    font-weight: 600;
    width: fit-content;
  }

  #wrapper .sub1_1 .text {
    font-size: clamp(18px,2vw,20px);
    font-weight: 400;
    line-height: 1.8em;
    padding: 0 0 clamp(15px,2vw,30px);
    word-break: break-all;
  }
}

#wrapper .sub1_1 .right_tit{/* background: url(../img/sub/sub1_1_img04.png) no-repeat right; */background-size: cover;padding: 15px 24px 22px;}

@media screen and (max-width:1024px) {
  #wrapper .sub1_1 .text br.pc_only{display: none;}
}

@media screen and (max-width:768px) {
  #wrapper .sub1_1 .three img {width: 100%;}
  #wrapper .sub1_1 .right_tit{background:none;}
}

@media screen and (max-width:555px) {
  #wrapper .sub1_1 .text .top br{display: none;}
}

/* sub1_2 */
.sub1_2 .con_inner {position: relative; overflow: hidden;}
.sub1_2 .con_inner::before {content:''; background-image: url('../img/sub/sub1_2_active_icon.png'); position: absolute; left: calc(50% - 13px); transform: translateX(calc(-50% + 13px)); transition: transform 0.3s ease; background-repeat: no-repeat; width: 13px; height: 20px; z-index: 2;}
.sub1_2 .con_inner .year {display: flex; gap: clamp(100px, 4vw, 162px); justify-content: space-between;}
.sub1_2 .con_inner .year + .year {margin-top: 94px;}
.sub1_2 .con_inner .year::before {content: '';background-color: #e5e5e5;width: 2px;height: 27%;position: absolute;left: 50%;}
.sub1_2 .con_inner .year:first-child::after {}
.sub1_2 .con_inner::after {content: '';background-color: #dc4613;width: 2px;height: var(--icon-top, 20%);position: absolute;left: 50%;top: 70px;}
.sub1_2 .con_inner .year > div:first-child {display: flex; justify-content: flex-end; text-align: right;}
.sub1_2 .con_inner .year > .year_txt {display: flex; flex-direction: column; flex: 0 1 calc(100% / 2 - clamp(100px, 4vw, 162px)); gap: clamp(50px, 4vw, 64px);;}
.sub1_2 .con_inner .year > .year_txt .year_tit {font-family: 'Paperlogy';font-weight: bold;font-size: clamp(30px, 3vw, 40px);color: #153164;}
.sub1_2 .con_inner .year > .year_txt li {display: flex;justify-content: flex-end;gap: 10px;font-size: clamp(15px, 3vw, 18px);padding: 10px 0;line-height: 1.2em;}
.sub1_2 .con_inner .year > .year_txt:nth-child(even) li {flex-direction: row-reverse;}
.sub1_2 .con_inner .year > .year_txt li > div:not(.date) {line-height: 40px;}
.sub1_2 .con_inner .year > .year_txt li > .date {background-color: #666666;border-radius: 4px;color: #fff;width: 28px;height: 22px;display: inline-block;text-align: center;}
.sub1_2 .con_inner .year > .img_box {flex: 0 1 calc(100% / 2 - clamp(100px, 4vw, 162px));width: 453px;height: 251px;/*overflow: hidden; */object-fit: cover;}
.sub1_2 .con_inner .year > .img_box > img {box-shadow: 8px 11px 9px #d2d2d2;}

.sub1_2 .tit {gap: 21px;font-size: 32px;font-weight: 700;margin-bottom: 50px;position: relative;display: flex;}
.sub1_2 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}

/* sub1_3 */
.sub1_3 .wr_1300 { max-width: 1300px; margin: 0 auto; padding: 80px 20px;}
.sub1_3 .tit {gap: 21px;font-size: 32px;font-weight: 700;margin-bottom: 50px;position: relative;display: flex;}
.sub1_3 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub1_3 .map_wrap {margin-top: 50px;}
.sub1_3 .map_box {margin-bottom: 40px;}
.sub1_3 .map_info {width: 100%;text-align: left;}
.sub1_3 .map_info .company {font-size: 24px;font-weight: 700;margin-bottom: 20px;}
.sub1_3 .map_info .info_row {display: flex;flex-wrap: nowrap;justify-content: flex-start;align-items: center;gap: 60px;font-size: 16px;}
.sub1_3 .map_info .info_item {display: flex;align-items: center;gap: 8px;white-space: nowrap;}
.sub1_3 .map_info .info_item strong {font-weight: 700;color: #333;min-width: 60px;}

/* 모바일  */
@media (max-width: 768px) {
  .sub1_3 .map_info .info_row {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
}

/* sub2_1 */
.sub2_1 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub2_1 .tit {gap: 21px;font-size: 32px;font-weight: 700;margin-bottom: 50px;position: relative;display: flex;}
.sub2_1 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub2_1 .flex-box {display: flex;gap: 40px;flex-wrap: wrap;margin: 76px auto;}
.sub2_1 .mid.text span {font-weight: 400;}
.sub2_1 .left {flex: 1 1 38%;min-width: 296px;}

.sub2_1 .left img { width: 100%; height: auto; display: block; max-width: 479px; margin: 0 auto;}
.sub2_1 .right_tit { background: #fff; padding: 40px; border-radius: 20px; box-shadow: 0 10px 20px rgba(0,0,0,0.08); font-family: 'Pretendard', sans-serif;}
.sub2_1 .right_tit .desc {font-size: 22px;color: #333;margin-bottom: 8px;font-weight: 400;}
.sub2_1 .right_tit .title { font-size: 34px; color: #002a5c; font-weight: 600; margin-bottom: 12px;}
.sub2_1 .right_tit .subtext { font-size: 18px; color: #666; margin-bottom: 30px;}
.sub2_1 .patent_list {display: flex;flex-direction: column;gap: 12px;}
.sub2_1 .patent_list li {display: flex;gap: 12px;align-items: center;padding-bottom: 10px;border-bottom: 1px solid #ddd;}
.sub2_1 .patent_list .label {font-size: 18px;font-weight: 600;padding: 6px 12px;border-radius: 999px;white-space: nowrap;color: #fff;display: inline-block;}
.sub2_1 .patent_list li:nth-child(1) .label {background-color: #0056ff; /* 파란색 */}
.sub2_1 .patent_list li:nth-child(2) .label { background-color: #0050c8; /* 진한 파랑 */}
.sub2_1 .patent_list li:nth-child(3) .label {background-color: #0e2e60; /* 네이비 */}
.sub2_1 .patent_list .text { font-size: 18px; color: #222; line-height: 1.4;}
.sub2_1 .mid.text { font-size: 26px; font-weight: 200; background: #002e9e; color: #fff; padding: 14px 20px; text-align: center; border-radius: 5px; margin-bottom: 40px;
}
.sub2_1 .btm.img { display: flex; gap: 20px; justify-content: center;}
.sub2_1 .btm.img .three { flex: 1; overflow: hidden;}
.sub2_1 .btm.img .three img {width: 100%;height: 100%;object-fit: cover;display: block;}

/* 반응형 */
@media (max-width: 768px) {
  .sub2_1 .flex-box { flex-direction: column; }

  .sub2_1 .btm.img { flex-direction: column; gap: 15px; }
  .sub2_1 .btm.img .three { width: 100%; }

  .sub2_1 .right_tit { font-size: 14px; padding: 20px; }
  .sub2_1 .left img { width: 100%; max-width: 400px; height: auto; display: block; margin: 0 auto; }
  .sub2_1 .left { text-align: center; padding: 0 16px; }
}
@media (max-width: 500px) {

  .sub2_1 .wr_1300{padding: 15px 20px;}
  .right_tit .desc{font-size: 16px;}
  .right_tit .title{font-size: 21px;}
  .right_tit .subtext{font-size: 15px;}
  .patent_list .label{font-size: 14px;}
  .sub2_1 .mid.text{font-size: 19px;}
  .sub2_1 .flex-box{margin: 14px auto;}
  .right_tit .subtext{margin-bottom: 13px;}
}

@media (max-width: 425px) {
  .sub2_1 .patent_list { display: flex; flex-direction: column; gap: 12px; }
  .sub2_1 .patent_list li { display: flex; flex-direction: column; align-items: flex-start; gap: 15px; }
  .sub2_1 .patent_list li .label { display: inline-block; padding: 6px 12px; font-size: 14px; font-weight: bold; border-radius: 20px; }
  .sub2_1 .patent_list li .text { font-size: 14px; color: #444; line-height: 1.5; }
  .sub2_1 .wr_1300 {padding: 15px 20px;}
  .sub2_1 .mid.text {padding: 9px 6px; margin-bottom: 17px;}
}

@media (max-width: 400px) {
  .sub2_1 .left img { max-width: 240px; }
}

/* sub2_2 */
.sub2_2 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 10px;}
.sub2_2 .tit {gap: 21px;font-size: 38px;font-weight: 700;margin-bottom: 80px;position: relative;display: flex;}
.sub2_2 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub2_2 .top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  margin-bottom: 30px;
  padding: 32px 215px;
  background: #fff;
  border: 2px solid #c62929;
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.13);
}

.sub2_2 .df {display: flex;justify-content: space-between;gap: 15px;align-items: center;background: #fff;box-shadow: 0 4px 16px rgba(0, 0, 0, 0.13);padding: 32px 215px;border-radius: 16px;margin-bottom: 30px;  border: 2px solid #0056d2;}
.sub2_2 .text ul { display: flex; flex-direction: column; gap: 10px; font-weight: 500; font-size: 16px; color: #333; line-height: 1.4;}
.sub2_2 .text ul::before { content: " "; display: block; font-size: 18px; font-weight: 700; color: #0042a0; margin-bottom: 8px;}
.sub2_2 .text ul li {position: relative;padding-right: 80px; /* 이미지 들어갈 공간 확보 */font-size: 22px;font-weight: 500;line-height: 1.8;color: #222;}
.sub2_2 .text ul li::after {content: ''; position: absolute; top: 56%; transform: translateY(-50%); LEFT: 312px; width: 177px; height: 71px; background: url('../img/sub/sub2_2_omg.jpg') no-repeat right center; background-size: 100% auto;}
.sub2_2 .mid.img {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  gap: 20px;
  margin: 60px 0;
}
.sub2_2 .mid.img img { width: 100%; max-width:566px;}
.sub2_2 .label {display: inline-block;background: #0039a6;color: #fff;font-weight: 700;font-size: 29px;padding: 6px 18px;border-radius: 50px;margin-bottom: 20px;}
.sub2_2.btm.bg {width: 100vw;background-image: url('../img/sub/sub2_2_img05.jpg');background-size: cover;background-position: center;padding: 235px 20px;text-align: center;border-radius: 0;height: 700px;}
.sub2_2.btm.bg .ti {font-size: 30px;font-weight: 700;color: #fff;margin-bottom: 80px;}
.sub2_2 .bg .ti span {color: #7ecef4;}
.sub2_2.btm.bg .tex { font-size: 22px; color: #e5e5e5; line-height: 1.7; font-weight: 400;}

/* 반응형  */
@media (max-width: 768px) {
  .sub2_2 .df { flex-direction: column; text-align: center; padding: 20px; }
  .sub2_2 .img img { max-width: 100%; }
  .sub2_2 .mid.img {
    flex-direction: column;
    align-items: center;
  }
  .sub2_2 .mid.img img { max-width: 90%; }
}
@media (max-width: 647px) {
  .sub2_2 .text ul { font-size: 14px; gap: 8px; }
  .sub2_2 .text ul li { font-size: 16px; padding-right: 50px; }
  .sub2_2 .text ul li::after { left: 200px; width: 100px; height: 50px; background-size: contain; }
  .sub2_2 .label { font-size: 18px; padding: 4px 12px; margin-bottom: 12px; }
  .sub2_2 .img img { max-width: 90%; }
  .sub2_2 .mid.img { gap: 30px; margin: 40px 0; }
  .sub2_2 .mid.img img { max-width: 90%; }
  .sub2_2 .tit { font-size: 26px; margin-bottom: 40px; }
  .sub2_2 .wr_1300 { padding: 20px 10px; }
  .sub2_2.btm.bg .ti { font-size: 20px; margin-bottom: 40px; }
  .sub2_2.btm.bg .tex { font-size: 16px; line-height: 1.6; }
  .sub2_2.btm.bg { padding: 132px 15px; height: auto; }
}

@media (max-width: 380px) {
  .sub2_2 .text ul { font-size: 14px; gap: 8px; }
  .sub2_2 .df{text-align: left;}
  .sub2_2 .text ul li{padding-right: 93px;}
  .sub2_2 .text ul li::after{left: 154px; top:53%;}
}

/* sub2_3 */
.sub2_3 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub2_3 .tit {gap: 21px;font-size: 38px;font-weight: 700;margin-bottom: 80px;position: relative;display: flex;}
.sub2_3 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub2_3_top_txt,
.sub2_3_mid_txt { text-align: center; margin-bottom: 40px;}
.sub2_3_top_txt p,
.sub2_3_mid_txt p {font-size: 22px;color: #444;margin-bottom: 8px;}
.sub2_3_top_txt strong,
.sub2_3_mid_txt strong {font-size: 32px;color: #003679;font-weight: 800;}
.sub2_3 .feature-box-wrap { display: flex; flex-wrap: wrap; gap: 27px; justify-content: center; margin-bottom: 47px;}
.sub2_3 .feature-box {flex: 1 1 calc(25% - 23px); max-width: 280px;text-align: center;}
.sub2_3 .feature-box img { width: 100%; height: auto; display: block;}
.sub2_3 .feature-box .desc { margin-top: 16px; font-size: 16px; line-height: 1.6; color: #333; font-weight: 500;}
.sub2_3_top_txt .blue {color: #1140aa;}
.sub2_3_mid_txt .blue{ color: #1140aa;}

.sub2_3 .desc {
  min-height: 90px; /* 가장 긴 설명 기준 높이로 맞춤 */
  position: relative;
}

.sub2_3 .desc::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #dcdcdc;
}

/* 반응형 */
@media (max-width: 1024px) {
  .sub2_3 .feature-box { flex: 1 1 calc(50% - 15px); }
}
@media (max-width: 640px) {
  .sub2_3 .feature-box { flex: 1 1 100%; }
  .sub2_3 .feature-box img { max-width: 100%; }
  .sub2_3_top_txt strong,
  .sub2_3_mid_txt strong { font-size: 20px; }
}

/* sub2_4 */
.sub2_4 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub2_4 .tit {gap: 21px;font-size: 38px;font-weight: 700;margin-bottom: 80px;position: relative;display: flex;}
.sub2_4 .tit::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub2_4 .conn_wrap { display: flex; flex-direction: column; gap: 72px;}
.sub2_4 .conn_row { display: flex; align-items: center; justify-content: space-between; gap: 60px; text-align: center;}
.sub2_4 .img_box {margin: 0px auto;padding: 34px 70px;}
.sub2_4 .img_box img {width: 100%;display: block;max-width: 136%;}
.sub2_4 .txt_box { flex: 1; background: #fff; border-radius: 16px; padding: 63px 55px; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.19); font-size: 15px; color: #222;}
.sub2_4 .txt_box .label {display: inline-block;font-size: 22px;font-weight: 600;color: #000;margin-bottom: 6px;}
.sub2_4 .txt_box .title {font-size: 27px;font-weight: 700;line-height: 1.4;margin-bottom: 18px;}
.sub2_4 .txt_box .title .blue {color: #153164;}
.sub2_4 .txt_box .desc {font-size: 18px;line-height: 1.6;margin-bottom: 25px;}
.sub2_4 .txt_box table { width: 100%; border-collapse: collapse; font-size: 18px; font-weight: 500;}
.sub2_4 .txt_box table th,
.sub2_4 .txt_box table td {border: 1px solid #ccc;padding: 10px;text-align: center;}
.sub2_4 .txt_box table th { background: #f9f9f9; font-weight: bold;}

/* 반응형 */
@media (max-width: 1024px) {
  .sub2_4 .conn_row,
  .sub2_4 .conn_row.reverse { flex-direction: column; }

  .sub2_4 .img_box,
  .sub2_4 .txt_box { flex: unset; width: 100%; padding: 20px; }
  .sub2_4 .txt_box { padding: 40px 30px; }
  .sub2_4 .txt_box .desc,
  .sub2_4 .txt_box table { font-size: 16px; }
  .sub2_4 .txt_box .title { font-size: 24px; }
}

@media (max-width: 640px) {
  .sub2_4 .txt_box { padding: 30px 20px; }

  .sub2_4 .txt_box .label,
  .sub2_4 .txt_box .title { font-size: 20px; }

  .sub2_4 .txt_box .desc,
  .sub2_4 .txt_box table { font-size: 14px; }

  .sub2_4 .txt_box table th,
  .sub2_4 .txt_box table td { padding: 6px; }
}

@media (max-width: 1024px) {
  .sub2_4 .conn_row { flex-direction: column; }
  .sub2_4 .conn_row.reverse { flex-direction: column; }
  .sub2_4 .conn_row.reverse .txt_box { order: 2; }
  .sub2_4 .conn_row.reverse .img_box { order: 1; }
}

@media (max-width: 424px) {
  .sub2_4 .conn_row{gap: 10px;}
  .sub2_4 .txt_box{padding: 18px 20px;}
}

/* sub3_1 */
.sub3_1 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub3_1 .tit {
  display: flex;
  gap: 20px;
  position: relative;
  margin-bottom: 60px;
  font-size: 38px;
  font-weight: 700;
}
.sub3_1 .tit::after {  content: '';  display: block;  width: 40px;  height: 3px;  background: #d94c3a;  margin-top: 18px;}
.sub3_1 .intro_list { display: flex; justify-content: space-between; text-align: center; margin-bottom: 130px; gap: 10px;}
.sub3_1 .intro_list li {  display: flex;  flex-direction: column;  align-items: center;  gap: 38px;  flex: 1 1 280px;}
.sub3_1 .feature_grid {display: grid;grid-template-columns: repeat(2, 1fr);gap: 40px;margin: 60px 0;}
.sub3_1 .item img {width: 100%;max-width: 100%;border-radius: 12px;}
.sub3_1 .item .text {margin-top: 18px;text-align: left;}
.sub3_1 .item .text h4 {font-size: 20px;font-weight: 700;margin-bottom: 8px;color: #153164;}
.sub3_1 .posmac_system { display: flex; gap: 40px; margin-top: 100px; margin-bottom: 100px;}
.sub3_1 .posmac_system .sys { flex: 1; text-align: center;}
.sub3_1 .posmac_system .sys img { width: 100%; max-width: 100%; margin-bottom: 20px;}
.sub3_1 .posmac_system .desc { font-size: 18px; color: #333; line-height: 1.7; text-align: left; position: relative;    padding-bottom: 17px;  margin-bottom: 32px; }
.sub3_1 .posmac_system .desc::after {content: '';position: absolute;bottom: 0;left: 0;width: 100%;height: 1px;background: #ddd;}

.sub3_1 .ptit { color: #153164; font-size: 32px; font-weight: 600; text-align: center; margin-bottom: 100px;}

.sub3_1 .gray_card {
  padding: 20px;
  width: 100%;
  max-width: 340px;
  height: fit-content;
  font-size: 18px;
  font-weight: 500;
  color: #000;
  background: #f7f7f7;  
  text-align: center;
  line-height: 1.6;
  border-radius: 12px;
}


.sub3_1 .intro_list li:nth-child(2)::before{ content: ''; position: absolute; top: 15%; bottom: 15%; left: -17px; width: 1px; background: #ddd; height: 191px;}

.sub3_1 .intro_list li:nth-child(3)::before { content: ''; position: absolute; top: 15%; bottom: 15%; left: 5px; width: 1px; background: #ddd; height: 196px;}
.sub3_1 .intro_list li {position: relative;height: 100%;}
.sub3_1 .feature_flex_wrap { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between;}

.sub3_1 .feature_row {
  display: flex;
  align-items: stretch;
  gap: 20px;
  width: calc(50% - 20px);
}

.sub3_1 .img_box {flex: 0 0 196px;}
.sub3_1 .img_box img {  width: 102%;  border-radius: 12px;}
.sub3_1 .text_box { flex: 1;  display: flex;  flex-direction: column;  justify-content: flex-start;  align-items: flex-start;  gap: 20px;  padding-top: 36px;  position: relative;}
.sub3_1 .text_box h4 { font-size: 26px; font-weight: 700; color: #153164; margin-bottom: 10px;}

.sub3_1 .text_box ul li { font-size: 18px; line-height: 1.6; color: #333;}

.sub3_1 .feature_row .text_box::before { content: '';  position: absolute; bottom:0; left: 0; width: 91%; height: 1px; background: #ddd;}

/* 반응형 */
@media (max-width: 768px) {
  .sub3_1 .ptit { margin-bottom: 50px; }

  .sub3_1 .intro_list,
  .sub3_1 .posmac_system { flex-direction: column; gap: 40px; margin: 0; }
  .sub3_1 .intro_list li { margin-bottom: 30px; }

  .sub3_1 .feature_grid { grid-template-columns: 1fr; gap: 30px; }
  .sub3_1 .feature_row { flex-direction: column; gap: 20px; margin-bottom: 40px; width: 100%; }

  .sub3_1 .img_box { width: 100%; text-align: center; }
  .sub3_1 .img_box img { margin: 0 auto; width: 100%; max-width: 320px; height: auto; }

  .sub3_1 .text_box { align-items: flex-start; gap: 16px; padding-top: 10px; }
  .sub3_1 .text_box h4 { font-size: 22px; }
  .sub3_1 .text_box p { font-size: 16px; }

  .sub3_1 .intro_list li:nth-child(2)::before,
  .sub3_1 .intro_list li:nth-child(3)::before,
  .sub3_1 .feature_row .text_box::before,

  .sub3_1 .posmac_system .desc::after { display: none; }
  .sub3_1 .posmac_system .sys { margin-bottom: 40px; }
  .sub3_1 .posmac_system .desc { padding-bottom: 10px; font-size: 16px; }
}

/* sub4_1 */
.sub4_1 .wr_1300 {max-width: 1300px;margin: 0 auto;padding: 80px 20px;}
.sub4_1 .titt {gap: 21px;font-size: 38px;font-weight: 700;margin-bottom: 80px;position: relative;display: flex;}
.sub4_1 .titt::after {content: '';display: block;width: 40px;height: 3px;background: #d94c3a;margin-top: 18px;}
.sub4_1 .feature_flex_wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
}
.sub4_1 .feature_row {
  display: flex;
  align-items: stretch;  
  gap: 20px;  
  width: 100%;
  max-width: 600px;
}

/* ===== 상단 영역 ===== */
.sub4_1 .sec1 .top.box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 45px;
  margin-bottom: 30px;
}

.sub4_1 .top.box .left.top {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 600px;
  text-align: center;
}

.sub4_1 .top.box .left.top p {
  width: 600px;
}

.sub4_1 .top.box .left.top .top.tit {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  color: #153164;
}

.sub4_1 .text {
  font-size: 22px;
  line-height: 1.6;
  border-radius: 10px;
  padding: 16px 20px;
}

.sub4_1 .text.blue {
  background: #0042a0;
  color: #fff;
  font-weight: 600;
}

.sub4_1 .text.sky {
  background: #e5f3fc;
  color: #000;
}

.sub4_1 .right.img .img_box {
  flex: 1;
}

.sub4_1 .right.img .img_box img {
  width: 100%;
  max-width: 600px;

  object-fit: cover;
}

.sub4_1 .btm.box {
  display: flex;
  flex-wrap: wrap;
    justify-content: space-between;
  gap: 23px;
  padding-bottom: 130px;
}

.sub4_1 .btm.box .img_box img {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  border-radius: 0px;
}
.sub4_1 .ptit {color: #153164;font-size: 32px;font-weight: 600;text-align: center;margin-bottom: 80px;}

.sub4_1 .img_box img {width: 102%;border-radius: 1px;}
.sub4_1 .text_box {  flex: 1;  display: flex;  flex-direction: column;  justify-content: flex-start;  align-items: flex-start;  gap: 20px;  padding-top: 36px;  position: relative;}
.sub4_1 .text_box h4 { font-size: 26px; font-weight: 700; color: #153164; margin-bottom: 10px;}

.sub4_1 .text_box ul li { font-size: 18px; line-height: 1.6; color: #333;}

.sub4_1 .feature_row .text_box::before {
  content: '';
  position: absolute;
  bottom:0; left: 0;
  width: 91%;
  height: 1px;
  background: #ddd;
}

/* ===== PosMAC 공동구 구성 ===== */
.sub4_1 .posmac {
  display: flex;
  gap: 40px;
  margin-top: 100px;
  flex-wrap: wrap;
}

.sub4_1 .posmac .ptit {
  width: 100%;
  text-align: center;
  color: #153164;
  font-size: 30px;
  font-weight: 600;
  margin-bottom: 40px;
}

.sub4_1 .posmac .letf.img {
  /* flex: 1; */
}

.sub4_1 .posmac .right.img {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0px;
}

/* 이미지 박스 공통 */
.sub4_1 .posmac .img_box {
  overflow: hidden;
  width: 100%;
  border-radius: 0px;
}

.sub4_1 .posmac .img_box img {
  width: 100%;
  max-width: 678px;
  height: auto;
  display: block;
  border-radius: 0px;
  object-fit: cover;
}

.sub4_1 .posmac2 {
  padding: 60px 20px;
}

.sub4_1 .posmac2 .ptit p {
  margin-bottom: 40px;
  font-size: 26px;
  font-weight: 700;
  text-align: center;
  color: #002f66;
}

.sub4_1 .posmac2 .letf.img {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 50px;
}

.sub4_1 .posmac2 .img_box {
  /*flex: 0 0 48%;*/
}

.sub4_1 .posmac2 .img_box img {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  border-radius: 20px;
}

.sub4_1 .posmac2 .right_tit {
  /*flex: 0 0 45%;*/
  width: 100%;
  max-width: 600px;
}

.sub4_1 .posmac2 .desc {
  margin-bottom: 6px;
  color: #0072c6;
  font-size: 16px;
  font-weight: 600;
}

.sub4_1 .posmac2 .title {
  margin-bottom: 12px;
  font-size: 22px;
  font-weight: 700;
  color: #222;
}

.sub4_1 .posmac2 .subtext {
  margin-bottom: 20px;
  font-size: 15px;
  color: #555;
}

.sub4_1 .posmac2 .patent_list {
  padding: 2px;
  margin: 0;
  list-style: none;
}

.sub4_1 .posmac2 .patent_list li {
  /* margin-bottom: 12px; */
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;  
}

.sub4_1 .posmac2 .patent_list .label {
  width: 180px;
  flex-shrink: 0;
  font-weight: bold;
  text-align: center;
  /* color: #2a5aaa; */  
}

.sub4_1 .posmac2 .patent_list .text {
  color: #333;
  line-height: 1.4;
  flex: 1;
}

/* 하단 이미지 갤러리 */
.sub4_1 .mockup_gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.sub4_1 .mockup_gallery .mockup_img img {
  width: 100%;
  display: block;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

@media screen and (max-width:1300px) {
  .sub4_1 .sec1 .top.box,
  .sub4_1 .btm.box,
  .sub4_1 .posmac2 .letf.img {
    justify-content: center;
  }
}

@media screen and (max-width:1080px) {
  .sub4_1 .posmac2 {
    padding: 20px 0;
  }
  .sub4_1 .posmac2 .right_tit {
    width: 100%;
    min-width: 320px;
  }
  .sub4_1 .mockup_gallery .mockup_img {
    flex: 1 1 40%;
  }
}

@media (max-width: 768px) {
  .sub4_1 .posmac { flex-direction: column; }
  .sub4_1 .posmac .right.img { flex-direction: column; }
  .sub4_1 .posmac .ptit { font-size: 24px; }
}

@media screen and (max-width:628px) {
  .sub4_1 .img_box {
    flex: 0 0 20%;
  }
  .sub4_1 .text_box {
    padding-top: 10px;
    gap: 10px;
  }
  .sub4_1 .text_box h4 {
    font-size: 20px;
    margin-bottom: 0;
  }
  .sub4_1 .posmac2 .img_box img {
    width: 100%;
    min-width: 320px;
    aspect-ratio:unset;
  }
  .sub4_1 .posmac2 .patent_list li {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media screen and (max-width:380px) {
  .sub4_1 .right_tit {
    padding: 20px 10px;
  }
}

.sub4_1 .right_tit {background: #fff;padding: 40px;border-radius: 50px;box-shadow: 0 20px 20px rgba(0,0,0,0.08);font-family: 'Pretendard', sans-serif;}
.sub4_1 .right_tit .desc {font-size: 22px;color: #333;margin-bottom: 8px;font-weight: 400;}
.sub4_1 .right_tit .title {font-size: 34px;color: #002a5c;font-weight: 600;margin-bottom: 12px;text-align: center;}
.sub4_1 .right_tit .subtext { font-size: 18px; color: #666; margin-bottom: 30px;}
.sub4_1 .patent_list {display: flex;flex-direction: column;gap: 12px;}
.sub4_1 .patent_list li {display: flex;gap: 12px;align-items: center;padding-bottom: 10px;border-bottom: 1px solid #ddd;}
.sub4_1 .patent_list .label {font-size: 18px;font-weight: 600;padding: 6px 12px;border-radius: 999px;white-space: nowrap;color: #fff;display: inline-block;}
.sub4_1 .patent_list li:nth-child(1) .label {background-color: #0056ff; /* 파란색 */}
.sub4_1 .patent_list li:nth-child(2) .label {background-color: #0050c8; /* 진한 파랑 *//* width: 30%; */}
.sub4_1 .patent_list li:nth-child(3) .label {background-color: #0e2e60; /* 네이비 */}
.sub4_1 .patent_list .text { font-size: 18px; color: #222; line-height: 1.4;}

/* sub5_2*/
.sub5_2 {
  padding: 100px 0;
  background: url('../img/sub/sub5_2_bg.png') no-repeat center bottom;
  background-size: cover;
}

.sub5_2 .section-title {
  position: relative;
  margin-bottom: 40px;
  text-align: left;  
}

.sub5_2 .section-title h2 {
  display: inline-block;
  color: #111;
  font-size: 28px;
  font-weight: 700;
}

.sub5_2 .section-title .line {
  display: inline-block;
  margin-left: 10px;
  width: 40px;
  height: 3px;
  vertical-align: middle;
  background-color: #e74023;  
}

.sub5_2 .certificate-grid {
  display: grid;
  justify-items: center;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* 이미지 너비 증가 */
  gap: 20px; /* 간격 줄이기 */  
}

.sub5_2 .certificate-grid .cert img {
  width: 100%;
  max-width: 280px; /* 더 크게 */
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.sub5_3 .catalog-title {
  text-align: center;
  margin-bottom: 50px;
}
.sub5_3 .catalog-title h2 {
  display: inline-block;
  position: relative;
  font-size: 32px;
  font-weight: 700;
}
.sub5_3 .catalog-title .bar {
  display: inline-block;
  width: 30px;
  height: 3px;
  margin-left: 10px;
  vertical-align: middle;
  background: #f55b2c;  
}
.sub5_3 .catalog-title p {
  margin-top: 20px;
  font-size: 18px;
  color: #444;
}

.sub5_3 .catalog-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0px;  
}

.sub5_3 .catalog-box {
  padding: 40px 20px;
  width: 510px;
  text-align: center;
  color: #fff;
  flex-shrink: 0;
  /* background: #003b87; */
  /* border-radius: 10px; */  
}

.sub5_3 .catalog-img img {
  margin-bottom: 30px;
  width: 100%;
  height: auto;
  box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.sub5_3 .catalog-lang {
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 600;
}

.sub5_3 .catalog-btn {
  display: inline-block;
  padding: 10px 20px;
  color: #fff;
  font-weight: 500;
  text-decoration: none;
  border: 2px solid #fff;
  border-radius: 25px;  
  transition: all 0.3s;
}
.sub5_3 .catalog-btn:hover {
  color: #003b87;
  background: #fff;
}