@charset "utf-8";

/* ============================================================
   msub15 — 갤러리·전시형 (전시 도록)
   히어로 좌우 분할 + 큐레이터 노트 + 그리드 갤러리 + 라이트박스
   ============================================================ */

/* ============================================================
   전시 히어로
   ============================================================ */
.ex-hero {
	min-height: 100vh;
	display: grid;
	grid-template-columns: 1fr 1fr;
	background-color: #f5f3ef;
}

.ex-hero-left {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 24px;
	padding: 120px 64px 80px;
}

.ex-hero-label {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	color: var(--color-text-muted);
}

.ex-hero-tit {
	font-size: clamp(46px, calc(20px + 3.8vw), 84px);
	font-weight: 900;
	font-family: var(--font-sub-title);
	color: var(--color-text-main);
	opacity: 0;
	transform: translateY(32px);
}

.ex-hero-desc {
	font-size: clamp(18px, calc(6px + 1.5vw), 22px);
	color: var(--color-text-sub);
	opacity: 0;
	transform: translateY(20px);
}

.ex-hero-meta {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding-top: 8px;
	border-top: 1px solid rgba(0, 0, 0, 0.1);
	opacity: 0;
	transform: translateY(16px);
}

.ex-hero-meta span {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	color: var(--color-text-muted);
}

.ex-hero-right {
	overflow: hidden;
	position: relative;
}

.ex-hero-img-wrap {
	position: absolute;
	inset: 0;
	clip-path: inset(0 100% 0 0);
}

.ex-hero-img-wrap img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* ============================================================
   큐레이터 노트
   ============================================================ */
.ex-intro {
	padding: 100px 0;
	background: var(--color-bg-main);
}

.ex-intro-wrap {
	max-width: 880px;
	margin: 0 auto;
	padding: 0 60px;
	display: grid;
	grid-template-columns: 160px 1fr;
	gap: 48px;
	align-items: start;
}

.ex-intro-label {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	color: var(--color-text-muted);
	padding-top: 4px;
}

.ex-intro-body {
	opacity: 0;
	transform: translateY(20px);
}

.ex-intro-body p {
	font-size: clamp(18px, calc(6px + 1.5vw), 22px);
	color: var(--color-text-sub);
	word-break: keep-all;
	margin-bottom: 20px;
}

.ex-intro-body p:last-child {
	margin-bottom: 0;
}

/* ============================================================
   작품 갤러리
   ============================================================ */
.ex-gallery {
	padding: 0 0 120px;
	background: var(--color-bg-main);
}

.ex-gallery-inner {
	max-width: 1400px;
	margin: 0 auto;
	padding: 0 40px;
}

.ex-gallery-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	grid-auto-rows: 320px;
	gap: 12px;
}

/* ── 작품 아이템 ── */
.ex-item {
	opacity: 0;
	transform: translateY(24px);
}

.ex-item--w2 {
	grid-column: span 2;
}

.ex-item-btn {
	display: block;
	width: 100%;
	height: 100%;
	padding: 0;
	border: none;
	background: none;
	cursor: zoom-in;
	position: relative;
	overflow: hidden;
}

.ex-item-btn img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.6s ease;
}

.ex-item-btn:hover img {
	transform: scale(1.04);
}

/* ── 호버 캡션 오버레이 ── */
.ex-item-overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(to top, rgba(0, 0, 0, 0.76) 0%, transparent 55%);
	opacity: 0;
	transition: opacity 0.35s ease;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	padding: 28px;
	gap: 6px;
	pointer-events: none;
}

.ex-item-btn:hover .ex-item-overlay {
	opacity: 1;
}

.ex-item-overlay span {
	display: block;
	color: #fff;
	transform: translateY(10px);
	transition: transform 0.35s ease;
}

.ex-item-btn:hover .ex-item-overlay span {
	transform: translateY(0);
}

.ex-item-num {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	opacity: 0.5;
}

.ex-item-tit {
	font-size: clamp(18px, calc(6px + 1.5vw), 24px);
	font-weight: 700;
	font-family: var(--font-sub-title);
}

.ex-item-artist {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	opacity: 0.65;
}

/* ============================================================
   라이트박스
   ============================================================ */
.ex-lightbox {
	position: fixed;
	inset: 0;
	z-index: 2000;
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.3s ease, visibility 0.3s ease;
}

.ex-lightbox.is-open {
	opacity: 1;
	visibility: visible;
}

.ex-lb-bg {
	position: absolute;
	inset: 0;
	background: rgba(6, 6, 8, 0.97);
}

.ex-lb-close {
	position: absolute;
	top: 24px;
	right: 28px;
	z-index: 20;
	width: 44px;
	height: 44px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(255, 255, 255, 0.07);
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 50%;
	cursor: pointer;
	color: #fff;
	transition: background 0.2s, border-color 0.2s;
}

.ex-lb-close:hover {
	background: rgba(255, 255, 255, 0.16);
	border-color: rgba(255, 255, 255, 0.28);
}

.ex-lb-close svg {
	width: 18px;
	height: 18px;
}

/* ── 좌우 네비 (라이트박스 직속) ── */
.ex-lb-prev,
.ex-lb-next {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	z-index: 20;
	width: 52px;
	height: 52px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(255, 255, 255, 0.07);
	border: 1px solid rgba(255, 255, 255, 0.14);
	border-radius: 50%;
	cursor: pointer;
	color: #fff;
	transition: background 0.2s, border-color 0.2s, opacity 0.2s;
}

.ex-lb-prev {
	left: 20px;
}

.ex-lb-next {
	right: 20px;
}

.ex-lb-prev:hover,
.ex-lb-next:hover {
	background: rgba(255, 255, 255, 0.14);
	border-color: rgba(255, 255, 255, 0.28);
}

.ex-lb-prev.is-disabled,
.ex-lb-next.is-disabled {
	opacity: 0.2;
	pointer-events: none;
}

.ex-lb-prev svg,
.ex-lb-next svg {
	width: 20px;
	height: 20px;
}

/* ── 내부 콘텐츠 (이미지 + 정보) ── */
.ex-lb-inner {
	position: relative;
	z-index: 10;
	height: 100vh;
	display: flex;
	align-items: stretch;
}

.ex-lb-img-side {
	flex: 0 0 62%;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 72px 48px 72px 88px;
}

.ex-lb-img {
	max-width: 100%;
	max-height: 82vh;
	width: auto;
	height: auto;
	object-fit: contain;
	display: block;
	transition: opacity 0.18s ease;
}

.ex-lb-img.is-switching {
	opacity: 0;
}

/* ── 정보 패널 ── */
.ex-lb-info-side {
	flex: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	padding: 80px 64px 80px 48px;
	border-left: 1px solid rgba(255, 255, 255, 0.07);
	overflow-y: auto;
}

.ex-lb-num {
	font-size: clamp(52px, calc(24px + 4vw), 88px);
	font-weight: 900;
	color: rgba(255, 255, 255, 0.06);
	font-family: var(--font-sub-title);
	margin-bottom: 20px;
}

.ex-lb-tit {
	font-size: clamp(22px, calc(8px + 2vw), 38px);
	font-weight: 700;
	color: #fff;
	font-family: var(--font-sub-title);
	margin-bottom: 12px;
}

.ex-lb-artist {
	font-size: clamp(16px, calc(4px + 1.5vw), 22px);
	color: rgba(255, 255, 255, 0.65);
	margin-bottom: 4px;
}

.ex-lb-medium {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	color: rgba(255, 255, 255, 0.35);
	margin-bottom: 32px;
}

.ex-lb-desc {
	font-size: clamp(16px, calc(4px + 1.5vw), 20px);
	color: rgba(255, 255, 255, 0.55);
	word-break: keep-all;
	margin-bottom: 40px;
}

.ex-lb-counter {
	font-size: clamp(14px, calc(4px + 1.4vw), 18px);
	color: rgba(255, 255, 255, 0.22);
	margin-top: auto;
}

.ex-lb-cur {
	color: rgba(255, 255, 255, 0.55);
}

body.lb-open {
	overflow: hidden;
}

/* ============================================================
   반응형 — 999px
   ============================================================ */
@media all and (max-width: 999px) {
	.ex-hero {
		grid-template-columns: 1fr;
		min-height: auto;
	}

	.ex-hero-left {
		padding: 100px 32px 40px;
		gap: 20px;
	}

	.ex-hero-right {
		position: relative;
		height: 56vw;
		min-height: 260px;
	}

	.ex-intro {
		padding: 72px 0;
	}

	.ex-intro-wrap {
		grid-template-columns: 1fr;
		gap: 16px;
		padding: 0 32px;
	}

	.ex-gallery-inner {
		padding: 0 20px;
	}

	.ex-gallery-grid {
		grid-template-columns: repeat(2, 1fr);
		grid-auto-rows: 260px;
		gap: 8px;
	}

	/* 모바일: 라이트박스 세로 스택 */
	.ex-lb-inner {
		flex-direction: column;
		height: 100vh;
		overflow-y: auto;
		padding-bottom: 80px;
	}

	.ex-lb-img-side {
		flex: none;
		padding: 72px 24px 20px;
	}

	.ex-lb-img {
		max-height: 60vh;
	}

	.ex-lb-info-side {
		flex: none;
		padding: 24px 28px 40px;
		border-left: none;
		border-top: 1px solid rgba(255, 255, 255, 0.07);
		overflow-y: visible;
	}

	.ex-lb-num {
		display: none;
	}

	.ex-lb-prev,
	.ex-lb-next {
		top: auto;
		bottom: 16px;
		transform: none;
	}

	.ex-lb-prev {
		left: 20px;
	}

	.ex-lb-next {
		right: 20px;
	}
}

/* ============================================================
   반응형 — 768px
   ============================================================ */
@media all and (max-width: 768px) {
	.ex-hero-left {
		padding: 88px 20px 36px;
	}

	.ex-intro {
		padding: 56px 0;
	}

	.ex-intro-wrap {
		padding: 0 20px;
	}

	.ex-gallery {
		padding-bottom: 80px;
	}

	.ex-gallery-grid {
		grid-auto-rows: 200px;
	}
}

/* ============================================================
   반응형 — 499px
   ============================================================ */
@media all and (max-width: 499px) {
	.ex-gallery-grid {
		grid-template-columns: 1fr;
		grid-auto-rows: 64vw;
		gap: 6px;
	}

	.ex-item--w2 {
		grid-column: span 1;
	}

	.ex-gallery {
		padding-bottom: 60px;
	}
}