/* include 공통 CSS */

/************************* 공통 시작*************************/
.inner {width: 100%; max-width:1400px; margin: 0 auto; }
.inner-1230 {width: 100%; max-width:1230px; margin: 0 auto; }
.inner-1540 {width: 100%; max-width:1540px; margin: 0 auto; }
.inner-1740 {width: 100%; max-width:1740px; margin: 0 auto; }
.inner--fill {max-width:none; padding-right: calc((100% - 1400px) / 2); padding-left: calc((100% - 1400px) / 2);}
.inner-different {padding-right: calc((100% - 1466px) / 2); padding-left: calc((100% - 1400px) / 2);}
@media(max-width:1780px){
	.inner-1740 {padding: 0 4%;}
}
@media(max-width:1580px){
	.inner-1540 {padding: 0 4%;}
}
@media(max-width:1506px){
	.inner-different {padding-right: 4%;}
}
@media(max-width:1440px){
	.inner {padding: 0 4%;}
	.inner-different {padding-left: 4%;}
}
@media(max-width:1270px){
	.inner-1230 {padding: 0 4%;}
}

.sub-container {min-height:5rem;}
/************************* 공통 끝 *************************/

/************************* header_inc 시작*************************/
.header__fix {position: fixed; left:0; top:0; z-index: 100;width:100%; height: 4.275em; font-size: var(--fz); background-color: #fff; --menu-height : 0; transition: 0.15s ease-in-out all; border-bottom:1px solid #000;}
.header__fix:after {position: absolute; content:''; top: 100%; left: 0; z-index: -1; width: 100%; height: var(--menu-height); background-color: #fff; transition: 0.15s ease-in-out all; box-shadow: 0 4px 8px rgba(0,0,0,0.05);}
.header__inner {display: flex; justify-content: space-between; align-items: center; height: inherit}
.header__ctrl {display: flex; align-items: center; height: inherit;}

.header__link {font-weight: 800; line-height: 1; color:#fff; width:9em; height:1.975em; align-content:center; text-align: center; background: #000; border-radius:50px; margin-right: 2.25em; font-size: 0.9375em;}

@media (max-width:768px){
	.header__link {margin-right: 1.25em;}
}

.header-home__logo {width: 12em; transition: 0.15s ease-in-out all;}

.header-navi {position: relative; height: inherit; transition: .15s ease-in-out all;}
.header-navi__m-list {display: flex; height: inherit;}
.header-navi__m-item {height: inherit;}
.header-navi__m-item:last-child {display: none;}
.header-navi__m-btn {display: flex; align-items: center; height: inherit;}
.header-navi__m-item {position: relative;}
.header-navi__s-wrap {position: absolute; top: 100%; left: 50%; min-width: 100%; transform:translateX(-50%);}
.header-navi__s-list {transition: .15s ease-in-out all;}
.header-navi__s-btn {display: block;}
@media(max-width:768px){
	.header-navi {display: none;}
}

.header-lang {position: relative; display: flex; align-items: center;  text-align:center; height: inherit; transition: .15s ease-in-out all;}
.header-lang__btn{font-weight: 800; line-height: 1; display: flex; align-items:center; transition: 0.15s ease-in-out all; color: #000;}
.header-lang__navi{position:absolute; top: 100%; left: 50%; transform:translateX(-50%); min-width:100%; height: 0; overflow: hidden;}
.header-lang__list {background-color: rgba(0,0,0,0.5); border-radius: 0.5em; box-shadow:var(--shadow-1); transition: .15s ease-in-out all;}
.header-lang__link{padding:0.5em 1.5em; display: block; white-space: nowrap; transition: 0.15s ease-in-out all; color: #fff;}
.header-lang__icon {width: 0.8125em; margin-left: 0.6875em;}
@media(hover:hover){
	.header-lang__btn:hover {color: var(--main-color);}
	.header-lang__link:hover {color: var(--main-color);}
}
@media(max-width:768px){
	.header-lang {display: none;}	
}

.header-drawer {display: none; position: relative;}
.header-drawer__btn {position: relative; width: 20px; height: 14px; z-index: 0; transition:.15s ease-in-out all;}
.header-drawer__line {position: absolute; left: 0; width: 100%; height: 2px; background-color: #000; transition:.15s ease-in-out all;}
.header-drawer__line--top {top: 0;}
.header-drawer__line--middle {top: 50%; transform:translateY(-50%)}
.header-drawer__line--bottom {bottom: 0;}
@media(hover:hover){
	.header-drawer__btn:hover .header-drawer__line--top{left: -0.25em;}
	.header-drawer__btn:hover .header-drawer__line--middle{left: 0.25em;}
	.header-drawer__btn:hover .header-drawer__line--bottom{left: -0.125em;}
}
@media(max-width:768px){	
	.header-drawer {display:block;}
}

/* .header__fix.enter {background-color: #fff;}
.header__fix.enter .header-navi__m-btn {color: var(--main-black);}
.header__fix.enter .header-navi__m-btn--crt {color: var(--main-color);}
.header__fix.enter .header-navi__s-list {background-color: #fff;}
.header__fix.enter .header-navi__s-btn {color: var(--main-black);}
.header__fix.enter .header-navi__s-btn--crt {color: var(--main-color);}
.header__fix.enter .header-navi__c-btn {color: var(--main-gray);}
.header__fix.enter .header-navi__c-btn--crt {color: var(--main-color);}
.header__fix.enter .header-lang__btn {color: var(--main-black);}
.header__fix.enter .header-lang__btn.on {color: var(--main-color);}
.header__fix.enter .header-lang__list {background-color: #fff;}
.header__fix.enter .header-lang__link {color: var(--main-black);}
.header__fix.enter .header-login__link {color: var(--main-black);}
.header__fix.enter .header-drawer__line {background-color: var(--main-black);}
@media(hover:hover){
	.header__fix.enter .header-lang__link:hover {color: var(--main-color);}
} */

/************************* header_inc 끝*************************/

/************************* sub-dropdown 시작 *************************/
.drop-menu {border-bottom:1px solid var(--main-gray);}
.drop-menu__inner {display: flex; border-right:1px solid var(--main-gray); border-left:1px solid var(--main-gray);}
.drop-menu__home {display: inline-flex; min-width: 3em; min-height: 3em; height: inherit; justify-content: center; align-items: center;}
.drop-menu__icon {width: 1.75em;}
.drop-menu__wrap {position: relative; z-index: 0; border-left:1px solid var(--main-gray);}
.drop-menu__wrap:last-child {border-right:1px solid var(--main-gray); }
.drop-menu__btn {display: flex; justify-content: space-between; align-items: center; min-width:15em; height: 100%; padding:0 0.15rem; font-weight: 500; transition:.15s ease-in-out all;}
.drop-menu__tit {display: block; font-size: 1.125em;}
.drop-menu__arr {margin-left: 1.5em; width: 0.75em; transition:.15s ease-in-out all;}
.drop-menu__navi {position: absolute; top: 100%; left: -1px; z-index: 10; width:calc(100% + 2px);  height: 0; overflow: hidden;}
.drop-menu__list {background-color: #fff; border:1px solid var(--main-gray);}
.drop-menu__link {display: block; padding:0.5em 0.15rem; transition:.15s ease-in-out all;}
@media(hover:hover){
	.drop-menu__link:hover {background-color: var(--main-color); color: #fff;}
}

.drop-menu__btn.on {background-color: var(--main-color); color: #fff;}
.drop-menu__btn.on .drop-menu__arr {filter:brightness(0) invert(1); transform:rotate(180deg);}

/************************* dropdown 끝 *************************/
/************************* tabmenu 시작 *************************/
.tab-menu {border-bottom:1px solid var(--main-gray)}
.tab-menu__list {display: flex;}
.tab-menu__item {flex:1;}
.tab-menu__btn {padding:1.5em 0.75em; display: flex; justify-content: center; align-items: center; text-align: center; height: 100%; transition: .15s ease-in-out all;}
.tab-menu__btn--crt {background-color: var(--main-color);}
.tab-menu__btn--crt,
.tab-menu__btn--crt:link,
.tab-menu__btn--crt:visited {color: #fff;}
@media(hover:hover){
	.tab-menu__btn:hover {background-color: var(--main-color); color: #fff;}
}
/************************* sub-tabmenu 끝 *************************/

/************************* depth3 시작 *************************/
.depth3__list {display: flex; flex-flow: row wrap;}
.depth3__item {flex:1;}
.depth3__item:last-child {border:0;}
.depth3__btn {padding:1.5em 0.75em; width: 100%; height: 100%; display: flex; align-items: center;justify-content: center; border-bottom:2px solid var(--main-gray); transition:.15s ease all;}
.depth3__btn--crt {border-color:var(--main-color);}
@media(hover:hover){
	.depth3__btn:hover {border-color:var(--main-color);}
}
/************************* depth3 끝 *************************/


/************************* footer_inc 시작 *************************/
.footer {font-size: var(--fz); background-color: var(--main-black);} 

.footer__top {border-bottom:1px solid #999; padding:4.15em 0 1.85em;}
.footer__wrap {display: flex; justify-content: space-between; align-items: flex-end;}
.footer__title {font-size: 2.125em; font-weight: 600; line-height: 1.2; letter-spacing: -0.04em; color:#fff;}

.footer-navi {display: flex; align-items: center; gap:1.825em; padding-bottom: 0.625em;}
.footer-navi__link {font-size: 0.9375em; font-weight: 500; line-height: 1; letter-spacing: -0.04em; transition:.15s ease all; color:#fff; position: relative;}
.footer-navi__link::after {content:''; display: block; width:1px; height:1.1112em; background: #fff; position: absolute; right:-1.0223em; top:50%; transform:translate(0, -40%);}
.footer-navi__link:last-of-type::after {display: none;}
@media(hover:hover){
	.footer-navi__link:hover {color: var(--main-color);}
}

.footer__bottom {padding:2.65em 0 2.5em;}

@media (max-width:500px){
	.footer__top {padding:3.55em 0 1.65em;}
	/* .footer__title {font-size: 2.75em;} */
	.footer__bottom {padding:1.55em 0 1.25em;}
}

.footer-info {display: flex; gap:5.75em; padding-bottom: 3.4em;}
.footer-info__info {display: flex; flex-direction: column;}
.footer-info__info:first-child {padding-right: 1em;}
.footer-info__cate {display: block; font-size: 1.3125em; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color:#fff; padding-bottom: 0.4143em;}
.footer-info__desc {font-size: 1.0625em; letter-spacing: -0.04em; color:#fff;}
.footer-info__desc--link {transition:.15s ease all; color:#fff;}
@media(hover:hover){
	.footer-info__desc--link:hover {color: var(--main-color);}
}

@media (max-width:1080px){
	.footer-info {gap:1.95em;}
}
@media (max-width:768px){
	.footer__wrap {flex-direction: column; align-items: flex-start}
	.footer-navi {padding-bottom: 0; margin-left: auto; padding-top: 1em;}
	.footer-info {flex-wrap: wrap; gap:1.95em 4.6%;}
	.footer-info__info {width:47.7%;}
}
@media (max-width:500px){
	.footer-info {padding-bottom: 2.5em; gap:1.25em;}
	.footer-info__info {width:100%;}
	/* .footer-info__cate {font-size: 1.5em;} */
	/* .footer-info__desc {font-size: 1.25em;} */
}


.footer__sec {display: flex; justify-content: space-between; align-items: flex-end;}
.footer-home {display: block;}
.footer-home__logo {width:12em;}
.footer__adm {font-weight: 300; font-size: 0.875em; line-height: 1; color:#fff;}

@media (max-width:500px){
	.footer__sec {flex-direction: column; align-items: flex-start;}
	.footer-home {margin-bottom: 1em;}
	.footer__adm {margin-left: auto;}
}

/************************* footer_inc 끝 *************************/


/************************* split-text *************************/
.split-text__word {font-size: inherit;}
.split-text__letter {display: inline-block; font-size: inherit;}
.split-text--no-delay .split-text__letter {transition-delay:0s !important; animation-delay:0s !important;}


.sub-tit {padding-bottom: 3.75em; position: relative; z-index: 1;}
.about-chart .sub-tit {padding-bottom: 4.45em;}
.institute .sub-tit {padding-bottom: 0;}
.research-product .sub-tit {padding-bottom: 0;}
.research-facilities .sub-tit {padding-bottom: 0;}
.sub-tit__cate {display: flex; align-items: center; gap:0.5em; font-size: 0.9375em; font-weight: 800; line-height: 1; padding-bottom: 1.525em;}
.sub-tit__cate::before {content:''; display: block; width:10px; height:10px; background: var(--main-color);}
.sub-tit__title {font-size: 2em; font-weight: 700; line-height: 1.5; letter-spacing: -0.01em;}
.sub-tit__title.institute {font-size: 3.375em;}
.sub-tit__title span {color:var(--main-color);}
.sub-tit__eng {font-size: 1.75em; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color:var(--main-color);}
.sub-tit__desc {font-size: 1.375em; line-height: 1.6; letter-spacing: -0.02em; padding-top: 0.7084em;}
.research .sub-tit__desc {font-size: 1.25em;}
.sub-tit__list {padding-top: 2.55em;}
.sub-tit__item {display: flex; font-size: 1.5em; line-height: 1.4; letter-spacing: -0.04em; padding-left: 1em; position: relative; padding-bottom: 1.5167em;}
.sub-tit__item::before {display: block; width:1em; position: absolute; left:0;}
.sub-tit__item:nth-child(1)::before {content:'1.';}
.sub-tit__item:nth-child(2)::before {content:'2.';}
.sub-tit__item:nth-child(3)::before {content:'3.';}
.sub-tit__item:last-child {padding-bottom: 0;}

@media (max-width:768px){
	.sub-tit__desc br {display: none;}
}
@media (max-width:500px){
	.sub-tit__title {font-size: 1.75em;}
	.sub-tit__title.institute {font-size: 2.5em;}
	.sub-tit__eng {font-size: 1.5em;}
	.sub-tit__desc {font-size: 1.25em;}
	.sub-tit__item {font-size: 1.25em;}
}

.inquiry {overflow: hidden;}
.inquiry-banner {height:29.9375em; display: flex; align-items: center; background: url(./img/inquiry-banner_bg.jpg) no-repeat center / cover;}
.inquiry-banner__title {font-size: 2.3125em; font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; padding-bottom: 0.7892em; color:#fff;}
.inquiry-banner__desc {font-size: 1.25em; line-height: 1.6; letter-spacing: -0.02em; color:#fff;}


@media (max-width:768px){
	.inquiry-banner {height:25.9375em;}
}
@media (max-width:500px){
	.inquiry-banner__title {font-size: 2em;}
	.inquiry-banner__desc {font-size: 1.25em;}
	.inquiry-banner__desc br {display: none;}
}

.inquiry-cont {padding:9.7875em 0 11.5em;}
.inquiry-wrap {display: flex; justify-content: space-between;}
.inquiry-tit {width:26.0715%;}
.inquiry-tit__title {font-size: 2em; font-weight: 700; line-height: 1.4; letter-spacing: -0.04em; padding-bottom: 0.5622em;}
.inquiry-tit__desc {font-size: 1.125em; line-height: 1.6; letter-spacing: -0.04em; padding-bottom: 2.5381em;}
.inquiry-list {}
.inquiry-list__item {padding-bottom: 1.525em;}
.inquiry-list__item:last-child {padding-bottom: 0;}
.inquiry-list__btn {display: flex; align-items: center; font-size: 1.5em; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color:#999; transition:all 0.4s ease;}
.inquiry-list__btn--crt {font-size: 1.75em; color:var(--main-color);}
.inquiry-list__btn--crt::before {content:''; display: block; width:0.2648em; height:0.2648em; background: var(--main-color); margin-right: 0.2942em;}
.inquiry-form {width:63.8572%; padding-top: 1.75em; border-top: 1px solid #686868;}
.inquiry-form__item {display: flex; align-items: center; padding-bottom: 1.75em;}
.inquiry-form__item--content {padding-bottom: 0; align-items: flex-start;}
.inquiry-form__title {display: flex; align-items: center; font-size: 1.375em; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color:var(--main-color); width:20.0224%; height:1.9616em;}
.inquiry-form__title::before {content:''; display: block; width:0.3462em; height:0.3462em; background: var(--main-color); margin-right: 0.2693em;}
.inquiry-form__wrap {width:79.9777%; display: flex; align-items: center;}
.inquiry-form__wrap--content {flex-direction: column; align-items: flex-start;}
.inquiry-form__wrap input[type=text] {font-size: 1em; width:100%; height:2.55em; border-radius:50px; background: #f8f8f8; padding:0.4em 1.45em;}
.inquiry-form__wrap input[type=text]::placeholder {color:#b3b3b3;}
.inquiry-form__wrap input[type=text]#wr_4_1, .inquiry-form__wrap input[type=text]#wr_4_2 {width:45.8742%;}
.inquiry-form__wrap .whelk {font-size: 1em; letter-spacing: -0.04em; width:8.2518%; display: flex; align-items: center; justify-content: center; text-align: center;}
.inquiry-form__wrap select {font-size: 1em; width:45.8742%; height:2.55em; border-radius:50px; padding:0.4em 1.45em; background: #f8f8f8 url(./img/inquiry-form_arrow.png) no-repeat center right 8.8415% / 0.85em 0.6em; color:#b3b3b3;}
.inquiry-form__wrap textarea {font-size: 1em; width:100%; height:12.35em; border-radius:15px; background: #f8f8f8; padding:0.4em 1.45em; margin-bottom: 1.1375em;}
.inquiry-form__wrap textarea::placeholder {color:#b3b3b3;}
.inquiry-form__label {display: flex; align-items: center; margin-bottom: 4.1125em;}
.inquiry-form__label input[type=checkbox] {vertical-align:middle; appearance:none; border:1px solid #000; width:1.25em; height:1.25em; position:relative; margin-right: 0.875em;}
.inquiry-form__label input[type=checkbox]:checked {border:1px solid var(--main-color); background:var(--main-color);}
.inquiry-form__label span {font-size: 1em; letter-spacing: -0.04em;}
.inquiry-form__submit {font-size: 1.375em; font-weight: 700; letter-spacing: -0.04em; color:#fff; width:100%; padding:0.2731em 0 0.3731em; text-align: center; background: var(--main-color); border-radius:0.577em;}

@media (max-width:1320px){
	.inquiry-tit {width:30.0715%;}
}
@media (max-width:1080px){
	.inquiry-wrap {flex-direction: column;}
	.inquiry-tit {width:100%; padding-bottom: 2em;}
	.inquiry-form {width:100%;}
	.inquiry-list {display: flex; gap:2.5em}
}
@media (max-width:768px){
	.inquiry-cont {padding:4.7875em 0 6.5em;}
}
@media (max-width:500px){
	.inquiry-tit__title {font-size: 2em;}
	.inquiry-tit__desc {font-size: 1.125em;}
	.inquiry-list__btn {font-size: 1.5em;}
	.inquiry-list__btn--crt {font-size: 1.875em;}
	.inquiry-form__item {flex-direction: column;}
	.inquiry-form__title {width:100%; font-size: 1.375em;}
	.inquiry-form__wrap {width:100%;}
	.inquiry-form__wrap input[type=text] {font-size: 1em;}
	.inquiry-form__wrap .whelk {font-size: 1em;}
	.inquiry-form__wrap select {font-size: 1em;}
	.inquiry-form__wrap textarea {font-size: 1em;}
	.inquiry-form__label span {font-size: 1em;}
	.inquiry-form__submit {font-size: 1.375em;}
	.inquiry-form__label input[type=checkbox] {width:1.25em; height:1.25em}
}