@charset "utf-8";

/*** 메인 히어로 ***/
.visual { position:absolute; top:0; left:0; width:100%; height:800px; z-index:1; }
.visual-inner { border-bottom:1px solid var(--border1); padding:250px 0 100px 0; }
.visual-inner>div { display:flex; align-items:center; }
.visual-txt { width:100%; }
.visual-txt .sub-tit { display:inline-block; font-size:var(--fs12); text-transform:uppercase; color:#fff; letter-spacing:1px; margin-bottom:20px; padding:15px 25px; background:var(--c_base2); border-radius:100px; line-height:1; }
.visual-txt .main-tit { font-size:var(--fs60); color:var(--c_base1); font-weight:700; line-height:120%; margin-bottom:20px; }
.visual-txt .desc { font-size:var(--fs20); color:var(--c_base1); line-height:160%; font-weight:300; }

.scrollDown { display:flex; align-items:center; gap:10px; }
.scrollDown span { writing-mode:vertical-rl; font-size:var(--fs12); font-weight:700; letter-spacing:3px; color:#CECECE; text-transform:uppercase; }
.scrollDown i { position:relative; display:block; width:5px; height:120px; background:#CECECE; overflow:hidden; border-radius:100px; }
.scrollDown i::before { content:""; position:absolute; top:0; left:0; width:100%; height:30%; background:var(--c_base3); animation:scrollMove 3s cubic-bezier(.4, 0, .2, 1) infinite; }

@keyframes scrollMove {
	0% { top:-30%; }
	100% { top:100%; }
}


/*** Research Fields ***/
.researchFields { padding:100px 0; display:flex; gap:50px; align-items:stretch; }

/* 좌측 타이틀 영역 */
.researchHead { flex:0 0 24%; display:flex; flex-direction:column; justify-content:space-between; align-items:flex-start; padding:60px 0; }
.researchHead .secTit { font-size:var(--fs40); font-weight:700; color:var(--c_base2); line-height:1; }
.researchHead .secDesc { margin-top:4px; font-weight:700; color:#000; }

/*.moreBtn { display:inline-block; background:var(--c_base1); padding:16px 40px ; color:#fff !important; font-size:var(--fs16); font-weight:500; border-radius:8px; }
.moreBtn:hover { background:var(--c_base2); color:#fff; }*/

/* 공통 More 버튼 (호버 시 오른쪽에서 원형 확장) */
.moreBtn { position:relative; display:inline-block; padding:16px 40px; font-size:var(--fs16); font-weight:500; color:#fff !important; background:var(--c_base1); border-radius:8px; overflow:hidden; z-index:0; }
.moreBtn span { position:relative; z-index:1; }
.moreBtn::before { content:""; position:absolute; top:50%; right:0; width:10px; height:10px; background:var(--c_base2); border-radius:50%; transform:translate(50%, -50%) scale(0); transition:transform 1.2s ease; z-index:-1; }
.moreBtn:hover::before { transform:translate(50%, -50%) scale(60); }

/* 우측 카드 리스트 */
.researchList { flex:1; display:grid; grid-template-columns:repeat(2, 1fr); }
.researchList li { padding:50px 70px; border-radius:24px; display:flex; flex-direction:column; }
.researchList li:nth-child(1) { background:var(--c_base2); }
.researchList li:nth-child(2) { background:var(--c_base1); }
.researchList li .cardLabel { font-size:var(--fs14); margin-bottom:4px; font-weight:500; color:var(--c_base1); }
.researchList li:nth-child(2) .cardLabel { color:var(--c_base3); }
.researchList li .cardTit { font-size:var(--fs28); font-weight:700; color:#fff; line-height:1.3; }
.researchList li .cardImg { background:#fff; border-radius:16px; padding:20px 30px; display:flex; align-items:center; justify-content:center; min-height:200px; margin:18px 0; }
.researchList li .cardImg img { max-width:100%; height:auto; }
.researchList li .cardDesc { font-size:var(--fs16); color:#fff; line-height:1.4; font-weight:300; opacity:.9; }


/*** Research Industry ***/
.researchIndustry { padding:100px 0; background:#E7EBF3; }

/* 상단 타이틀 */
.industryHead { text-align:center; margin-bottom:50px; }
.industryHead .secTit { font-size:var(--fs40); font-weight:700; color:var(--c_base2); line-height:1; }
.industryHead .secDesc { color:#000; font-weight:700; margin-top:4px; }

/* 산업 카드 리스트 */
.industryList { display:grid; grid-template-columns:repeat(5, 1fr); gap:14px; }

/* [보정] 크기 수축을 막기 위해 원래 순정 레이아웃 구조를 복원하되, display: flex를 주어 이미지가 바닥 끝까지 팽창하도록 유도합니다. */
.industryList li { 
	display: flex;
	align-items: stretch;
	justify-content: stretch;
	position:relative; 
	border-radius:20px; 
	overflow:hidden; 
	aspect-ratio:280/420; 
	cursor:pointer; 
}

/* [보정] 이미지 자체에도 border-radius를 이중으로 심어 이미지 단면이 삐져나와 하단이 일자로 잘리는 크롬 엔진 오류를 원천 차단합니다. */
.industryList img { 
	display: block;
	width:100%; 
	height:100%; 
	object-fit:cover; 
	border-radius:20px; 
	transition:transform .5s ease; 
}

.industryList li:hover img { transform:scale(1.08); }
.industryList div { position:absolute; left:0; right:0; bottom:30px; z-index:1; text-align:center; padding:0 20px; }
.industryList strong { display:block; font-size:var(--fs16); font-weight:300; color:#fff; line-height:1.3; }
.industryList span { display:block; font-size:var(--fs16); color:#fff; }


/*** 대학원생 모집 ***/
.recruitSection { padding:100px 0; display:grid; grid-template-columns:340px 1fr; align-items:start; }

/* 좌측 타이틀 영역 */
.recruitHead { display:flex; align-items:flex-start; flex-direction:column; justify-content:space-between; height:100%; }
.recruitHead .secTit { font-size:var(--fs32); font-weight:700; color:var(--c_base2); line-height:1.3; }
.recruitHead .secTit em { display:block; color:var(--c_base1); font-style:normal; }
.recruitHead .contactBtn { display:inline-flex; align-items:center; justify-content:center; width:180px; height:55px; background:var(--c_base1); color:#fff; font-size:var(--fs16); font-weight:500; border-radius:4px; }
.recruitHead .contactBtn:hover { background:var(--c_base2); }

/* 우측 본문 */
.recruitBody { }
.recruitDesc { margin-bottom:40px; }
.recruitDesc p { color:var(--text1); line-height:140%; font-weight:300; }
.recruitDesc p b { color:#000; font-weight:700; }
.recruitDesc p a { text-decoration:underline !important; }

/* 정보 카드 리스트 */
.recruitList { display:grid; grid-template-columns:repeat(4, 1fr); gap:20px; }
.recruitList li { padding:30px; border:1px solid var(--border1); border-radius:16px; background:#fff; }
.recruitList dl { display:flex; flex-direction:column; gap:14px; }
.recruitList dt { display:flex; justify-content:space-between; font-size:var(--fs16); font-weight:700; color:var(--c_base2); }
.recruitList dt img { width:32px; height:32px; }
.recruitList dd { font-size:var(--fs16); color:var(--text1); font-weight:300; line-height:140%; }
.recruitList dd a { color:var(--text1); text-decoration:underline !important; }


/* ============================================================
   반응형 - 1249px
============================================================ */
@media screen and (max-width:1249px) {
	/* 메인 히어로 */
	.visual-inner { padding:140px 40px 70px 40px; }

	/* Research Fields */
	.researchFields { flex-direction:column; gap:30px; padding:70px 40px; }
	.researchFields .inner { flex-direction:column; gap:40px; }
	.researchHead { flex-direction:row; align-items:flex-end; padding:0; }
	.researchList li:hover { transform:none; }

	/* 공통 More 버튼 */
	.moreBtn:hover { background:var(--c_base1); color:#fff; }
	.moreBtn:hover::before { transform:translate(50%, -50%) scale(0); }

	/* Research Industry */
	.researchIndustry { padding:70px 40px; }
	.industryHead { margin-bottom:40px; }
	.industryList { grid-template-columns:repeat(3, 1fr); }
	.industryList li:hover img { transform:none; }

	/* 대학원생 모집 */
	.recruitSection { padding:70px 40px; grid-template-columns:1fr; gap:30px; }
	.recruitHead { min-height:auto; gap:25px; }
	.recruitHead .contactBtn { width:160px; height:50px; }
	.recruitHead .contactBtn:hover { background:var(--c_base1); }
	.recruitList { grid-template-columns:repeat(2, 1fr); }
}


/* ============================================================
   반응형 - 768px
============================================================ */
@media screen and (max-width:768px) {
	/* 메인 히어로 */
	.visual-inner { padding:120px 20px 50px 20px; }
	.visual-txt .sub-tit { padding:12px 25px; margin-bottom:10px; }
	.visual-txt .main-tit { margin-bottom:10px; }
	.scrollDown { display:none; }

	/* Research Fields */
	.researchFields { padding:50px 20px; }
	.researchHead { flex-direction:column; align-items:flex-start; gap:10px; }
	.researchList { grid-template-columns:1fr; }
	.researchList li { padding:30px 24px; border-radius:20px; }
	.researchList li .cardImg { padding:20px; min-height:180px; }

	/* 공통 More 버튼 */
	.moreBtn { padding:12px 40px; }

	/* Research Industry */
	.researchIndustry { padding:50px 20px; }
	.industryHead { margin-bottom:30px; }
	.industryList { grid-template-columns:repeat(2, 1fr); gap:12px; }
	.industryList li { border-radius:14px; }
	.industryList div { bottom:20px; }

	/* 대학원생 모집 */
	.recruitSection { padding:50px 20px; gap:25px; }
	.recruitHead .contactBtn { width:100%; height:50px; }
	.recruitDesc { margin-bottom:20px; }
	.recruitDesc br { display:none; }
	.recruitList { grid-template-columns:1fr; gap:12px; }
	.recruitList li { padding:20px; }
}